diff --git a/CHANGELOG.md b/CHANGELOG.md index d06d147845..2b68a85c29 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,3 +1,10 @@ +## [2.6.3](https://github.com/webtorrent/webtorrent/compare/v2.6.2...v2.6.3) (2025-04-18) + + +### Bug Fixes + +* **deps:** update dependency torrent-discovery to ^11.0.16 ([#2943](https://github.com/webtorrent/webtorrent/issues/2943)) ([6c0154e](https://github.com/webtorrent/webtorrent/commit/6c0154e5255f9c6590dcb62c466ed22c043d5ee0)) + ## [2.6.2](https://github.com/webtorrent/webtorrent/compare/v2.6.1...v2.6.2) (2025-04-18) diff --git a/dist/webtorrent.chromeapp.js b/dist/webtorrent.chromeapp.js index bca1af6838..54573bb2a4 100644 --- a/dist/webtorrent.chromeapp.js +++ b/dist/webtorrent.chromeapp.js @@ -1,2 +1,2 @@ -var t={20:(t,e,r)=>{var i=r(2861).Buffer,n=r(7108),s=r(96),o=r(6698),a=r(5359),h=r(4847),u=r(2951);function f(t){s.Writable.call(this);var e=u[t];if(!e)throw new Error("Unknown message 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n=i.define("RSAPrivateKey",(function(){this.seq().obj(this.key("version").int(),this.key("modulus").int(),this.key("publicExponent").int(),this.key("privateExponent").int(),this.key("prime1").int(),this.key("prime2").int(),this.key("exponent1").int(),this.key("exponent2").int(),this.key("coefficient").int())}));e.RSAPrivateKey=n;var s=i.define("RSAPublicKey",(function(){this.seq().obj(this.key("modulus").int(),this.key("publicExponent").int())}));e.RSAPublicKey=s;var o=i.define("AlgorithmIdentifier",(function(){this.seq().obj(this.key("algorithm").objid(),this.key("none").null_().optional(),this.key("curve").objid().optional(),this.key("params").seq().obj(this.key("p").int(),this.key("q").int(),this.key("g").int()).optional())})),a=i.define("SubjectPublicKeyInfo",(function(){this.seq().obj(this.key("algorithm").use(o),this.key("subjectPublicKey").bitstr())}));e.PublicKey=a;var h=i.define("PrivateKeyInfo",(function(){this.seq().obj(this.key("version").int(),this.key("algorithm").use(o),this.key("subjectPrivateKey").octstr())}));e.PrivateKey=h;var u=i.define("EncryptedPrivateKeyInfo",(function(){this.seq().obj(this.key("algorithm").seq().obj(this.key("id").objid(),this.key("decrypt").seq().obj(this.key("kde").seq().obj(this.key("id").objid(),this.key("kdeparams").seq().obj(this.key("salt").octstr(),this.key("iters").int())),this.key("cipher").seq().obj(this.key("algo").objid(),this.key("iv").octstr()))),this.key("subjectPrivateKey").octstr())}));e.EncryptedPrivateKey=u;var f=i.define("DSAPrivateKey",(function(){this.seq().obj(this.key("version").int(),this.key("p").int(),this.key("q").int(),this.key("g").int(),this.key("pub_key").int(),this.key("priv_key").int())}));e.DSAPrivateKey=f,e.DSAparam=i.define("DSAparam",(function(){this.int()}));var l=i.define("ECParameters",(function(){this.choice({namedCurve:this.objid()})})),c=i.define("ECPrivateKey",(function(){this.seq().obj(this.key("version").int(),this.key("privateKey").octstr(),this.key("parameters").optional().explicit(0).use(l),this.key("publicKey").optional().explicit(1).bitstr())}));e.ECPrivateKey=c,e.signature=i.define("signature",(function(){this.seq().obj(this.key("r").int(),this.key("s").int())}))},1158:function(t,e,r){!function(t,e){function i(t,e){if(!t)throw new Error(e||"Assertion failed")}function n(t,e){t.super_=e;var r=function(){};r.prototype=e.prototype,t.prototype=new r,t.prototype.constructor=t}function s(t,e,r){if(s.isBN(t))return t;this.negative=0,this.words=null,this.length=0,this.red=null,null!==t&&("le"!==e&&"be"!==e||(r=e,e=10),this._init(t||0,e||10,r||"be"))}var o;"object"==typeof t?t.exports=s:e.BN=s,s.BN=s,s.wordSize=26;try{o="undefined"!=typeof window&&void 0!==window.Buffer?window.Buffer:r(8287).Buffer}catch(t){}function a(t,e){var r=t.charCodeAt(e);return r>=65&&r<=70?r-55:r>=97&&r<=102?r-87:r-48&15}function h(t,e,r){var i=a(t,r);return r-1>=e&&(i|=a(t,r-1)<<4),i}function u(t,e,r,i){for(var n=0,s=Math.min(t.length,r),o=e;o=49?a-49+10:a>=17?a-17+10:a}return n}s.isBN=function(t){return t instanceof s||null!==t&&"object"==typeof t&&t.constructor.wordSize===s.wordSize&&Array.isArray(t.words)},s.max=function(t,e){return t.cmp(e)>0?t:e},s.min=function(t,e){return t.cmp(e)<0?t:e},s.prototype._init=function(t,e,r){if("number"==typeof t)return this._initNumber(t,e,r);if("object"==typeof t)return this._initArray(t,e,r);"hex"===e&&(e=16),i(e===(0|e)&&e>=2&&e<=36);var n=0;"-"===(t=t.toString().replace(/\s+/g,""))[0]&&(n++,this.negative=1),n=0;n-=3)o=t[n]|t[n-1]<<8|t[n-2]<<16,this.words[s]|=o<>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);else if("le"===r)for(n=0,s=0;n>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);return this.strip()},s.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e},S.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e},s.mont=function(t){return new k(t)},n(k,S),k.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift))},k.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e},k.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),s=n;return n.cmp(this.m)>=0?s=n.isub(this.m):n.cmpn(0)<0&&(s=n.iadd(this.m)),s._forceRed(this)},k.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new s(0)._forceRed(this);var r=t.mul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},k.prototype.invm=function(t){return this.imod(t._invmp(this.m).mul(this.r2))._forceRed(this)}}(t=r.nmd(t),this)},1189:(t,e,r)=>{var i=Array.prototype.slice,n=r(1093),s=Object.keys,o=s?function(t){return s(t)}:r(8875),a=Object.keys;o.shim=function(){if(Object.keys){var t=function(){var t=Object.keys(arguments);return t&&t.length===arguments.length}(1,2);t||(Object.keys=function(t){return n(t)?a(i.call(t)):a(t)})}else Object.keys=o;return Object.keys||o},t.exports=o},1200:(t,e,r)=>{var i=r(8490),n=r(7011).assert;function s(t,e){this.ec=t,this.priv=null,this.pub=null,e.priv&&this._importPrivate(e.priv,e.privEnc),e.pub&&this._importPublic(e.pub,e.pubEnc)}t.exports=s,s.fromPublic=function(t,e,r){return e instanceof s?e:new s(t,{pub:e,pubEnc:r})},s.fromPrivate=function(t,e,r){return e instanceof s?e:new s(t,{priv:e,privEnc:r})},s.prototype.validate=function(){var t=this.getPublic();return t.isInfinity()?{result:!1,reason:"Invalid public key"}:t.validate()?t.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},s.prototype.getPublic=function(t,e){return"string"==typeof t&&(e=t,t=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),e?this.pub.encode(e,t):this.pub},s.prototype.getPrivate=function(t){return"hex"===t?this.priv.toString(16,2):this.priv},s.prototype._importPrivate=function(t,e){this.priv=new i(t,e||16),this.priv=this.priv.umod(this.ec.curve.n)},s.prototype._importPublic=function(t,e){if(t.x||t.y)return"mont"===this.ec.curve.type?n(t.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||n(t.x&&t.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(t.x,t.y));this.pub=this.ec.curve.decodePoint(t,e)},s.prototype.derive=function(t){return t.validate()||n(t.validate(),"public point not validated"),t.mul(this.priv).getX()},s.prototype.sign=function(t,e,r){return this.ec.sign(t,this,e,r)},s.prototype.verify=function(t,e,r){return this.ec.verify(t,e,this,void 0,r)},s.prototype.inspect=function(){return""}},1220:()=>{},1237:t=>{t.exports=EvalError},1241:(t,e,r)=>{var i=r(5799),n=r(6171),s=r(3219);e.createCipher=e.Cipher=i.createCipher,e.createCipheriv=e.Cipheriv=i.createCipheriv,e.createDecipher=e.Decipher=n.createDecipher,e.createDecipheriv=e.Decipheriv=n.createDecipheriv,e.listCiphers=e.getCiphers=function(){return Object.keys(s)}},1298:(t,e,r)=>{var i=r(7011),n=r(8490),s=r(6698),o=r(6677),a=i.assert;function h(t){this.twisted=1!=(0|t.a),this.mOneA=this.twisted&&-1==(0|t.a),this.extended=this.mOneA,o.call(this,"edwards",t),this.a=new n(t.a,16).umod(this.red.m),this.a=this.a.toRed(this.red),this.c=new n(t.c,16).toRed(this.red),this.c2=this.c.redSqr(),this.d=new n(t.d,16).toRed(this.red),this.dd=this.d.redAdd(this.d),a(!this.twisted||0===this.c.fromRed().cmpn(1)),this.oneC=1==(0|t.c)}function u(t,e,r,i,s){o.BasePoint.call(this,t,"projective"),null===e&&null===r&&null===i?(this.x=this.curve.zero,this.y=this.curve.one,this.z=this.curve.one,this.t=this.curve.zero,this.zOne=!0):(this.x=new n(e,16),this.y=new n(r,16),this.z=i?new n(i,16):this.curve.one,this.t=s&&new n(s,16),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.t&&!this.t.red&&(this.t=this.t.toRed(this.curve.red)),this.zOne=this.z===this.curve.one,this.curve.extended&&!this.t&&(this.t=this.x.redMul(this.y),this.zOne||(this.t=this.t.redMul(this.z.redInvm()))))}s(h,o),t.exports=h,h.prototype._mulA=function(t){return this.mOneA?t.redNeg():this.a.redMul(t)},h.prototype._mulC=function(t){return this.oneC?t:this.c.redMul(t)},h.prototype.jpoint=function(t,e,r,i){return this.point(t,e,r,i)},h.prototype.pointFromX=function(t,e){(t=new n(t,16)).red||(t=t.toRed(this.red));var r=t.redSqr(),i=this.c2.redSub(this.a.redMul(r)),s=this.one.redSub(this.c2.redMul(this.d).redMul(r)),o=i.redMul(s.redInvm()),a=o.redSqrt();if(0!==a.redSqr().redSub(o).cmp(this.zero))throw new Error("invalid point");var h=a.fromRed().isOdd();return(e&&!h||!e&&h)&&(a=a.redNeg()),this.point(t,a)},h.prototype.pointFromY=function(t,e){(t=new n(t,16)).red||(t=t.toRed(this.red));var r=t.redSqr(),i=r.redSub(this.c2),s=r.redMul(this.d).redMul(this.c2).redSub(this.a),o=i.redMul(s.redInvm());if(0===o.cmp(this.zero)){if(e)throw new Error("invalid point");return this.point(this.zero,t)}var a=o.redSqrt();if(0!==a.redSqr().redSub(o).cmp(this.zero))throw new Error("invalid point");return a.fromRed().isOdd()!==e&&(a=a.redNeg()),this.point(a,t)},h.prototype.validate=function(t){if(t.isInfinity())return!0;t.normalize();var e=t.x.redSqr(),r=t.y.redSqr(),i=e.redMul(this.a).redAdd(r),n=this.c2.redMul(this.one.redAdd(this.d.redMul(e).redMul(r)));return 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u=(i=this.curve._mulA(a)).redAdd(h);this.zOne?(t=o.redSub(a).redSub(h).redMul(u.redSub(this.curve.two)),e=u.redMul(i.redSub(h)),r=u.redSqr().redSub(u).redSub(u)):(n=this.z.redSqr(),s=u.redSub(n).redISub(n),t=o.redSub(a).redISub(h).redMul(s),e=u.redMul(i.redSub(h)),r=u.redMul(s))}else i=a.redAdd(h),n=this.curve._mulC(this.z).redSqr(),s=i.redSub(n).redSub(n),t=this.curve._mulC(o.redISub(i)).redMul(s),e=this.curve._mulC(i).redMul(a.redISub(h)),r=i.redMul(s);return this.curve.point(t,e,r)},u.prototype.dbl=function(){return this.isInfinity()?this:this.curve.extended?this._extDbl():this._projDbl()},u.prototype._extAdd=function(t){var e=this.y.redSub(this.x).redMul(t.y.redSub(t.x)),r=this.y.redAdd(this.x).redMul(t.y.redAdd(t.x)),i=this.t.redMul(this.curve.dd).redMul(t.t),n=this.z.redMul(t.z.redAdd(t.z)),s=r.redSub(e),o=n.redSub(i),a=n.redAdd(i),h=r.redAdd(e),u=s.redMul(o),f=a.redMul(h),l=s.redMul(h),c=o.redMul(a);return this.curve.point(u,f,c,l)},u.prototype._projAdd=function(t){var 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wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e},S.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e},s.mont=function(t){return new k(t)},n(k,S),k.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift))},k.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e},k.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),s=n;return n.cmp(this.m)>=0?s=n.isub(this.m):n.cmpn(0)<0&&(s=n.iadd(this.m)),s._forceRed(this)},k.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new s(0)._forceRed(this);var r=t.mul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},k.prototype.invm=function(t){return this.imod(t._invmp(this.m).mul(this.r2))._forceRed(this)}}(t=r.nmd(t),this)},2356:(t,e,r)=>{var i=r(462),n=r(2861).Buffer,s=r(6168),o=r(6698),a=r(5892),h=r(295),u=r(5122);function f(t,e,r,o){s.call(this);var h=n.alloc(4,0);this._cipher=new i.AES(e);var f=this._cipher.encryptBlock(h);this._ghash=new a(f),r=function(t,e,r){if(12===e.length)return t._finID=n.concat([e,n.from([0,0,0,1])]),n.concat([e,n.from([0,0,0,2])]);var i=new a(r),s=e.length,o=s%16;i.update(e),o&&(o=16-o,i.update(n.alloc(o,0))),i.update(n.alloc(8,0));var h=8*s,f=n.alloc(8);f.writeUIntBE(h,0,8),i.update(f),t._finID=i.state;var l=n.from(t._finID);return u(l),l}(this,r,f),this._prev=n.from(r),this._cache=n.allocUnsafe(0),this._secCache=n.allocUnsafe(0),this._decrypt=o,this._alen=0,this._len=0,this._mode=t,this._authTag=null,this._called=!1}o(f,s),f.prototype._update=function(t){if(!this._called&&this._alen){var e=16-this._alen%16;e<16&&(e=n.alloc(e,0),this._ghash.update(e))}this._called=!0;var r=this._mode.encrypt(this,t);return this._decrypt?this._ghash.update(t):this._ghash.update(r),this._len+=t.length,r},f.prototype._final=function(){if(this._decrypt&&!this._authTag)throw new Error("Unsupported state or unable to authenticate data");var t=h(this._ghash.final(8*this._alen,8*this._len),this._cipher.encryptBlock(this._finID));if(this._decrypt&&function(t,e){var r=0;t.length!==e.length&&r++;for(var i=Math.min(t.length,e.length),n=0;n{},2438:(t,e)=>{e["des-ecb"]={key:8,iv:0},e["des-cbc"]=e.des={key:8,iv:8},e["des-ede3-cbc"]=e.des3={key:24,iv:8},e["des-ede3"]={key:24,iv:0},e["des-ede-cbc"]={key:16,iv:8},e["des-ede"]={key:16,iv:0}},2455:(t,e,r)=>{var i,n=r(717);if(globalThis.process&&globalThis.process.browser)i="utf-8";else if(globalThis.process&&globalThis.process.version){i=parseInt(n.version.split(".")[0].slice(1),10)>=6?"utf-8":"binary"}else i="utf-8";t.exports=i},2503:(t,e,r)=>{var i=r(8287).Buffer;t.exports=function(t){return t instanceof 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s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return 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i=r(717);!function(t){if(!t.setImmediate){var e,r,n,s,o,a=1,h={},u=!1,f=t.document,l=Object.getPrototypeOf&&Object.getPrototypeOf(t);l=l&&l.setTimeout?l:t,"[object process]"==={}.toString.call(t.process)?e=function(t){i.nextTick((function(){d(t)}))}:!function(){if(t.postMessage&&!t.importScripts){var e=!0,r=t.onmessage;return t.onmessage=function(){e=!1},t.postMessage("","*"),t.onmessage=r,e}}()?t.MessageChannel?((n=new MessageChannel).port1.onmessage=function(t){d(t.data)},e=function(t){n.port2.postMessage(t)}):f&&"onreadystatechange"in f.createElement("script")?(r=f.documentElement,e=function(t){var e=f.createElement("script");e.onreadystatechange=function(){d(t),e.onreadystatechange=null,r.removeChild(e),e=null},r.appendChild(e)}):e=function(t){setTimeout(d,0,t)}:(s="setImmediate$"+Math.random()+"$",o=function(e){e.source===t&&"string"==typeof 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n=0;"-"===(t=t.toString().replace(/\s+/g,""))[0]&&(n++,this.negative=1),n=0;n-=3)o=t[n]|t[n-1]<<8|t[n-2]<<16,this.words[s]|=o<>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);else if("le"===r)for(n=0,s=0;n>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);return this.strip()},s.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return 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t=navigator.hardwareConcurrency||1,e=[],r=0;r{var i="undefined"!=typeof Symbol&&Symbol,n=r(1333);t.exports=function(){return"function"==typeof i&&("function"==typeof Symbol&&("symbol"==typeof i("foo")&&("symbol"==typeof Symbol("bar")&&n())))}},4050:(t,e,r)=>{var i=r(6168),n=r(9560),s=r(6698),o=r(2861).Buffer,a={"des-ede3-cbc":n.CBC.instantiate(n.EDE),"des-ede3":n.EDE,"des-ede-cbc":n.CBC.instantiate(n.EDE),"des-ede":n.EDE,"des-cbc":n.CBC.instantiate(n.DES),"des-ecb":n.DES};function h(t){i.call(this);var e,r=t.mode.toLowerCase(),n=a[r];e=t.decrypt?"decrypt":"encrypt";var s=t.key;o.isBuffer(s)||(s=o.from(s)),"des-ede"!==r&&"des-ede-cbc"!==r||(s=o.concat([s,s.slice(0,8)]));var h=t.iv;o.isBuffer(h)||(h=o.from(h)),this._des=n.create({key:s,iv:h,type:e})}a.des=a["des-cbc"],a.des3=a["des-ede3-cbc"],t.exports=h,s(h,i),h.prototype._update=function(t){return o.from(this._des.update(t))},h.prototype._final=function(){return o.from(this._des.final())}},4101:(t,e,r)=>{var i=/Proc-Type: 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r=this.addr;!r&&this.conn.remoteAddress&&this.conn.remotePort&&(r=`${this.conn.remoteAddress}:${this.conn.remotePort}`),this.swarm._onWire(this.wire,r),this.swarm&&!this.swarm.destroyed&&(this.sentHandshake||this.handshake())}handshake(){const t={dht:!this.swarm.private&&!!this.swarm.client.dht,fast:!0};this.wire.handshake(this.swarm.infoHash,this.swarm.client.peerId,t),this.sentHandshake=!0}startConnectTimeout(){clearTimeout(this.connectTimeout);const t={webrtc:25e3,tcpOutgoing:5e3,utpOutgoing:5e3};this.connectTimeout=setTimeout((()=>{this.destroy(new Error("connect timeout"))}),t[this.type]),this.connectTimeout.unref&&this.connectTimeout.unref()}startHandshakeTimeout(){clearTimeout(this.handshakeTimeout),this.handshakeTimeout=setTimeout((()=>{this.destroy(new Error("handshake timeout"))}),25e3),this.handshakeTimeout.unref&&this.handshakeTimeout.unref()}destroy(t){if(this.destroyed)return;this.destroyed=!0,this.connected=!1,d("destroy %s %s (error: 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t}t.exports=function(t,r,i){if(!t||"string"==typeof t)throw new TypeError("Please pass an Error to err-code");i||(i={}),"object"==typeof r&&(i=r,r=""),r&&(i.code=r);try{return e(t,i)}catch(r){i.message=t.message,i.stack=t.stack;const n=function(){};n.prototype=Object.create(Object.getPrototypeOf(t));return e(new n,i)}}},6383:(t,e,r)=>{var i=r(2861).Buffer,n=r(295);function s(t,e,r){var s=e.length,o=n(e,t._cache);return t._cache=t._cache.slice(s),t._prev=i.concat([t._prev,r?e:o]),o}e.encrypt=function(t,e,r){for(var n,o=i.allocUnsafe(0);e.length;){if(0===t._cache.length&&(t._cache=t._cipher.encryptBlock(t._prev),t._prev=i.allocUnsafe(0)),!(t._cache.length<=e.length)){o=i.concat([o,s(t,e,r)]);break}n=t._cache.length,o=i.concat([o,s(t,e.slice(0,n),r)]),e=e.slice(n)}return o}},6413:(t,e,r)=>{var i=r(7568),n=i.define("Time",(function(){this.choice({utcTime:this.utctime(),generalTime:this.gentime()})})),s=i.define("AttributeTypeValue",(function(){this.seq().obj(this.key("type").objid(),this.key("value").any())})),o=i.define("AlgorithmIdentifier",(function(){this.seq().obj(this.key("algorithm").objid(),this.key("parameters").optional(),this.key("curve").objid().optional())})),a=i.define("SubjectPublicKeyInfo",(function(){this.seq().obj(this.key("algorithm").use(o),this.key("subjectPublicKey").bitstr())})),h=i.define("RelativeDistinguishedName",(function(){this.setof(s)})),u=i.define("RDNSequence",(function(){this.seqof(h)})),f=i.define("Name",(function(){this.choice({rdnSequence:this.use(u)})})),l=i.define("Validity",(function(){this.seq().obj(this.key("notBefore").use(n),this.key("notAfter").use(n))})),c=i.define("Extension",(function(){this.seq().obj(this.key("extnID").objid(),this.key("critical").bool().def(!1),this.key("extnValue").octstr())})),d=i.define("TBSCertificate",(function(){this.seq().obj(this.key("version").explicit(0).int().optional(),this.key("serialNumber").int(),this.key("signature").use(o),this.key("issuer").use(f),this.key("validity").use(l),this.key("subject").use(f),this.key("subjectPublicKeyInfo").use(a),this.key("issuerUniqueID").implicit(1).bitstr().optional(),this.key("subjectUniqueID").implicit(2).bitstr().optional(),this.key("extensions").explicit(3).seqof(c).optional())})),p=i.define("X509Certificate",(function(){this.seq().obj(this.key("tbsCertificate").use(d),this.key("signatureAlgorithm").use(o),this.key("signatureValue").bitstr())}));t.exports=p},6427:(t,e,r)=>{var i=r(8393).Buffer,n=i.isEncoding||function(t){switch((t=""+t)&&t.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1}};function s(t){var e;switch(this.encoding=function(t){var e=function(t){if(!t)return"utf8";for(var e;;)switch(t){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return t;default:if(e)return;t=(""+t).toLowerCase(),e=!0}}(t);if("string"!=typeof e&&(i.isEncoding===n||!n(t)))throw new Error("Unknown encoding: "+t);return e||t}(t),this.encoding){case"utf16le":this.text=h,this.end=u,e=4;break;case"utf8":this.fillLast=a,e=4;break;case"base64":this.text=f,this.end=l,e=3;break;default:return this.write=c,void(this.end=d)}this.lastNeed=0,this.lastTotal=0,this.lastChar=i.allocUnsafe(e)}function o(t){return t<=127?0:t>>5==6?2:t>>4==14?3:t>>3==30?4:t>>6==2?-1:-2}function a(t){var e=this.lastTotal-this.lastNeed,r=function(t,e){if(128!=(192&e[0]))return t.lastNeed=0,"�";if(t.lastNeed>1&&e.length>1){if(128!=(192&e[1]))return t.lastNeed=1,"�";if(t.lastNeed>2&&e.length>2&&128!=(192&e[2]))return t.lastNeed=2,"�"}}(this,t);return void 0!==r?r:this.lastNeed<=t.length?(t.copy(this.lastChar,e,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal)):(t.copy(this.lastChar,e,0,t.length),void(this.lastNeed-=t.length))}function h(t,e){if((t.length-e)%2==0){var r=t.toString("utf16le",e);if(r){var i=r.charCodeAt(r.length-1);if(i>=55296&&i<=56319)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=t[t.length-2],this.lastChar[1]=t[t.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=t[t.length-1],t.toString("utf16le",e,t.length-1)}function u(t){var e=t&&t.length?this.write(t):"";if(this.lastNeed){var r=this.lastTotal-this.lastNeed;return e+this.lastChar.toString("utf16le",0,r)}return e}function f(t,e){var r=(t.length-e)%3;return 0===r?t.toString("base64",e):(this.lastNeed=3-r,this.lastTotal=3,1===r?this.lastChar[0]=t[t.length-1]:(this.lastChar[0]=t[t.length-2],this.lastChar[1]=t[t.length-1]),t.toString("base64",e,t.length-r))}function l(t){var e=t&&t.length?this.write(t):"";return this.lastNeed?e+this.lastChar.toString("base64",0,3-this.lastNeed):e}function c(t){return t.toString(this.encoding)}function d(t){return t&&t.length?this.write(t):""}e.I=s,s.prototype.write=function(t){if(0===t.length)return"";var e,r;if(this.lastNeed){if(void 0===(e=this.fillLast(t)))return"";r=this.lastNeed,this.lastNeed=0}else r=0;return r=0)return n>0&&(t.lastNeed=n-1),n;if(--i=0)return n>0&&(t.lastNeed=n-2),n;if(--i=0)return n>0&&(2===n?n=0:t.lastNeed=n-3),n;return 0}(this,t,e);if(!this.lastNeed)return t.toString("utf8",e);this.lastTotal=r;var i=t.length-(r-this.lastNeed);return t.copy(this.lastChar,0,i),t.toString("utf8",e,i)},s.prototype.fillLast=function(t){if(this.lastNeed<=t.length)return t.copy(this.lastChar,this.lastTotal-this.lastNeed,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal);t.copy(this.lastChar,this.lastTotal-this.lastNeed,0,t.length),this.lastNeed-=t.length}},6458:(t,e,r)=>{r.d(e,{A:()=>P});var i=r(988),n=r(3033),s=r(1565),o=r(7833),a=r(8727),h=r(8179),u=r(9639),f=r(1035),l=r(1314);const c=o("bittorrent-protocol"),d=(0,u.L0)("BitTorrent protocol"),p=new Uint8Array([0,0,0,0]),m=new Uint8Array([0,0,0,1,0]),g=new Uint8Array([0,0,0,1,1]),y=new Uint8Array([0,0,0,1,2]),b=new Uint8Array([0,0,0,1,3]),v=[0,0,0,0,0,0,0,0],w=[0,0,0,3,9,0,0],_=new Uint8Array([0,0,0,1,14]),M=new Uint8Array([0,0,0,1,15]),S=new Uint8Array([0,0,0,0,0,0,0,0]),k=new Uint8Array([0,0,1,2]),E=new Uint8Array([0,0,0,2]);function x(t,e){for(let r=t.length;r--;)t[r]^=e[r];return t}class A{constructor(t,e,r,i){this.piece=t,this.offset=e,this.length=r,this.callback=i}}class I{constructor(){this.buffer=new Uint8Array}get(t){return!0}set(t){}}class T extends h.Duplex{constructor(t=null,e=0,r=!1){super(),this._debugId=(0,u.V5)((0,u.po)(4)),this._debug("new wire"),this.peerId=null,this.peerIdBuffer=null,this.type=t,this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new n.A(0,{grow:4e5}),this.extensions={},this.peerExtensions={},this.requests=[],this.peerRequests=[],this.extendedMapping={},this.peerExtendedMapping={},this.extendedHandshake={},this.peerExtendedHandshake={},this.hasFast=!1,this.allowedFastSet=[],this.peerAllowedFastSet=[],this._ext={},this._nextExt=1,this.uploaded=0,this.downloaded=0,this.uploadSpeed=f(),this.downloadSpeed=f(),this._keepAliveInterval=null,this._timeout=null,this._timeoutMs=0,this._timeoutExpiresAt=null,this._finished=!1,this._parserSize=0,this._parser=null,this._buffer=[],this._bufferSize=0,this._peEnabled=r,r?(this._dh=s.createDiffieHellman("ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a36210000000000090563","hex",2),this._myPubKey=this._dh.generateKeys("hex")):this._myPubKey=null,this._peerPubKey=null,this._sharedSecret=null,this._peerCryptoProvide=[],this._cryptoHandshakeDone=!1,this._cryptoSyncPattern=null,this._waitMaxBytes=null,this._encryptionMethod=null,this._encryptGenerator=null,this._decryptGenerator=null,this._setGenerators=!1,this.once("finish",(()=>this._onFinish())),this.on("finish",this._onFinish),this._debug("type:",this.type),"tcpIncoming"===this.type&&this._peEnabled?this._determineHandshakeType():"tcpOutgoing"===this.type&&this._peEnabled&&0===e?this._parsePe2():this._parseHandshake(null)}setKeepAlive(t){this._debug("setKeepAlive %s",t),clearInterval(this._keepAliveInterval),!1!==t&&(this._keepAliveInterval=setInterval((()=>{this.keepAlive()}),55e3))}setTimeout(t,e){this._debug("setTimeout ms=%d unref=%s",t,e),this._timeoutMs=t,this._timeoutUnref=!!e,this._resetTimeout(!0)}destroy(){if(!this.destroyed)return this._debug("destroy"),this.end(),this}end(t){if(!this.destroyed&&!this.destroying)return this._debug("end"),this._onUninterested(),this._onChoke(),super.end(t)}use(t){const e=t.prototype.name;if(!e)throw new Error('Extension class requires a "name" property on the prototype');this._debug("use extension.name=%s",e);const r=this._nextExt,i=new t(this);function n(){}"function"!=typeof i.onHandshake&&(i.onHandshake=n),"function"!=typeof i.onExtendedHandshake&&(i.onExtendedHandshake=n),"function"!=typeof i.onMessage&&(i.onMessage=n),this.extendedMapping[r]=e,this._ext[e]=i,this[e]=i,this._nextExt+=1}keepAlive(){this._debug("keep-alive"),this._push(p)}sendPe1(){if(this._peEnabled){const t=Math.floor(513*Math.random()),e=(0,u.po)(t);this._push((0,u.xW)([(0,u.fk)(this._myPubKey),e]))}}sendPe2(){const t=Math.floor(513*Math.random()),e=(0,u.po)(t);this._push((0,u.xW)([(0,u.fk)(this._myPubKey),e]))}async sendPe3(t){await this.setEncrypt(this._sharedSecret,t);const e=await(0,u.tW)((0,u.fk)(this._utfToHex("req1")+this._sharedSecret)),r=x(await(0,u.tW)((0,u.fk)(this._utfToHex("req2")+t)),await(0,u.tW)((0,u.fk)(this._utfToHex("req3")+this._sharedSecret))),i=new DataView((0,u.po)(2).buffer).getUint16(0)%512,n=(0,u.po)(i);let s=new Uint8Array(14+i+2);s.set(S),s.set(k,8);const o=new DataView(s.buffer);o.setInt16(12,i),n.copy(s,14),o.setInt16(14+i,0),s=this._encryptHandshake(s),this._push((0,u.xW)([e,r,s]))}async sendPe4(t){await this.setEncrypt(this._sharedSecret,t);const e=new DataView((0,u.po)(2).buffer).getUint16(0)%512,r=(0,u.po)(e);let i=new Uint8Array(14+e);const n=new DataView(i.buffer);i.set(S),i.set(E,8),n.setInt16(12,e),i.set(r,14),i=this._encryptHandshake(i),this._push(i),this._cryptoHandshakeDone=!0,this._debug("completed crypto handshake")}handshake(t,e,r){let i,n;if("string"==typeof t?(t=t.toLowerCase(),i=(0,u.fk)(t)):(i=t,t=(0,u.V5)(i)),"string"==typeof e?n=(0,u.fk)(e):(n=e,e=(0,u.V5)(n)),this._infoHash=i,20!==i.length||20!==n.length)throw new Error("infoHash and peerId MUST have length 20");this._debug("handshake i=%s p=%s exts=%o",t,e,r);const s=new Uint8Array(v);this.extensions={extended:!0,dht:!(!r||!r.dht),fast:!(!r||!r.fast)},s[5]|=16,this.extensions.dht&&(s[7]|=1),this.extensions.fast&&(s[7]|=4),this.extensions.fast&&this.peerExtensions.fast&&(this._debug("fast extension is enabled"),this.hasFast=!0),this._push((0,u.xW)([d,s,i,n])),this._handshakeSent=!0,this.peerExtensions.extended&&!this._extendedHandshakeSent&&this._sendExtendedHandshake()}_sendExtendedHandshake(){const t=Object.assign({},this.extendedHandshake);t.m={};for(const e in this.extendedMapping){const r=this.extendedMapping[e];t.m[r]=Number(e)}this.extended(0,i.A.encode(t)),this._extendedHandshakeSent=!0}choke(){if(!this.amChoking)if(this.amChoking=!0,this._debug("choke"),this._push(m),this.hasFast){let t=0;for(;this.peerRequests.length>t;){const e=this.peerRequests[t];this.allowedFastSet.includes(e.piece)?++t:this.reject(e.piece,e.offset,e.length)}}else for(;this.peerRequests.length;)this.peerRequests.pop()}unchoke(){this.amChoking&&(this.amChoking=!1,this._debug("unchoke"),this._push(g))}interested(){this.amInterested||(this.amInterested=!0,this._debug("interested"),this._push(y))}uninterested(){this.amInterested&&(this.amInterested=!1,this._debug("uninterested"),this._push(b))}have(t){this._debug("have %d",t),this._message(4,[t],null)}bitfield(t){this._debug("bitfield"),ArrayBuffer.isView(t)||(t=t.buffer),this._message(5,[],t)}request(t,e,r,i){return i||(i=()=>{}),this._finished?i(new Error("wire is closed")):!this.peerChoking||this.hasFast&&this.peerAllowedFastSet.includes(t)?(this._debug("request index=%d offset=%d length=%d",t,e,r),this.requests.push(new A(t,e,r,i)),this._timeout||this._resetTimeout(!0),void this._message(6,[t,e,r],null)):i(new Error("peer is choking"))}piece(t,e,r){this._debug("piece index=%d offset=%d",t,e),this._message(7,[t,e],r),this.uploaded+=r.length,this.uploadSpeed(r.length),this.emit("upload",r.length)}cancel(t,e,r){this._debug("cancel index=%d offset=%d length=%d",t,e,r),this._callback(this._pull(this.requests,t,e,r),new Error("request was cancelled"),null),this._message(8,[t,e,r],null)}port(t){this._debug("port %d",t);const e=new Uint8Array(w);new DataView(e.buffer).setUint16(5,t),this._push(e)}suggest(t){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("suggest %d",t),this._message(13,[t],null)}haveAll(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-all"),this._push(_)}haveNone(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-none"),this._push(M)}reject(t,e,r){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("reject index=%d offset=%d length=%d",t,e,r),this._pull(this.peerRequests,t,e,r),this._message(16,[t,e,r],null)}allowedFast(t){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("allowed-fast %d",t),this.allowedFastSet.includes(t)||this.allowedFastSet.push(t),this._message(17,[t],null)}extended(t,e){if(this._debug("extended ext=%s",t),"string"==typeof t&&this.peerExtendedMapping[t]&&(t=this.peerExtendedMapping[t]),"number"!=typeof t)throw new Error(`Unrecognized extension: ${t}`);{const r=new Uint8Array([t]),n=ArrayBuffer.isView(e)?e:i.A.encode(e);this._message(20,[],(0,u.xW)([r,n]))}}async setEncrypt(t,e){let r,i,n,s;switch(this.type){case"tcpIncoming":r=await(0,u.tW)((0,u.fk)(this._utfToHex("keyB")+t+e)),n=await(0,u.tW)((0,u.fk)(this._utfToHex("keyA")+t+e)),i=[];for(const t of r.values())i.push(t);s=[];for(const t of n.values())s.push(t);this._encryptGenerator=new a(i),this._decryptGenerator=new a(s);break;case"tcpOutgoing":r=await(0,u.tW)((0,u.fk)(this._utfToHex("keyA")+t+e)),n=await(0,u.tW)((0,u.fk)(this._utfToHex("keyB")+t+e)),i=[];for(const t of r.values())i.push(t);s=[];for(const t of n.values())s.push(t);this._encryptGenerator=new a(i),this._decryptGenerator=new a(s);break;default:return!1}for(let t=0;t<1024;t++)this._encryptGenerator.randomByte(),this._decryptGenerator.randomByte();return this._setGenerators=!0,!0}_message(t,e,r){const i=r?r.length:0,n=new Uint8Array(5+4*e.length),s=new DataView(n.buffer);s.setUint32(0,n.length+i-4),n[4]=t;for(let t=0;t{if(n===this._pull(this.peerRequests,t,e,r))return i?(this._debug("error satisfying request index=%d offset=%d length=%d (%s)",t,e,r,i.message),void(this.hasFast&&this.reject(t,e,r))):void this.piece(t,e,s)},n=new A(t,e,r,i);this.peerRequests.push(n),this.emit("request",t,e,r,i)}_onPiece(t,e,r){this._debug("got piece index=%d offset=%d",t,e),this._callback(this._pull(this.requests,t,e,r.length),null,r),this.downloaded+=r.length,this.downloadSpeed(r.length),this.emit("download",r.length),this.emit("piece",t,e,r)}_onCancel(t,e,r){this._debug("got cancel index=%d offset=%d length=%d",t,e,r),this._pull(this.peerRequests,t,e,r),this.emit("cancel",t,e,r)}_onPort(t){this._debug("got port %d",t),this.emit("port",t)}_onSuggest(t){if(!this.hasFast)return this._debug("Error: got suggest whereas fast extension is disabled"),void this.destroy();this._debug("got suggest %d",t),this.emit("suggest",t)}_onHaveAll(){if(!this.hasFast)return this._debug("Error: got have-all whereas fast extension is disabled"),void this.destroy();this._debug("got have-all"),this.peerPieces=new I,this.emit("have-all")}_onHaveNone(){if(!this.hasFast)return this._debug("Error: got have-none whereas fast extension is disabled"),void this.destroy();this._debug("got have-none"),this.emit("have-none")}_onReject(t,e,r){if(!this.hasFast)return this._debug("Error: got reject whereas fast extension is disabled"),void this.destroy();this._debug("got reject index=%d offset=%d length=%d",t,e,r),this._callback(this._pull(this.requests,t,e,r),new Error("request was rejected"),null),this.emit("reject",t,e,r)}_onAllowedFast(t){if(!this.hasFast)return this._debug("Error: got allowed-fast whereas fast extension is disabled"),void this.destroy();this._debug("got allowed-fast %d",t),this.peerAllowedFastSet.includes(t)||this.peerAllowedFastSet.push(t),this.peerAllowedFastSet.length>100&&this.peerAllowedFastSet.shift(),this.emit("allowed-fast",t)}_onExtended(t,e){if(0===t){let t;try{t=i.A.decode(e)}catch(t){this._debug("ignoring invalid extended handshake: %s",t.message||t)}if(!t)return;if(this.peerExtendedHandshake=t,"object"==typeof t.m)for(const e in t.m)this.peerExtendedMapping[e]=Number(t.m[e].toString());for(const t in this._ext)this.peerExtendedMapping[t]&&this._ext[t].onExtendedHandshake(this.peerExtendedHandshake);this._debug("got extended handshake"),this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[t]&&(t=this.extendedMapping[t],this._ext[t]&&this._ext[t].onMessage(e)),this._debug("got extended message ext=%s",t),this.emit("extended",t,e)}_onTimeout(){this._debug("request timed out"),this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")}_write(t,e){if(2===this._encryptionMethod&&this._cryptoHandshakeDone&&(t=this._decrypt(t)),this._bufferSize+=t.length,this._buffer.push(t),this._buffer.length>1&&(this._buffer=[(0,u.xW)(this._buffer,this._bufferSize)]),this._cryptoSyncPattern){const e=this._buffer[0].indexOf(this._cryptoSyncPattern);if(-1!==e)this._buffer[0]=this._buffer[0].slice(e+this._cryptoSyncPattern.length),this._bufferSize-=e+this._cryptoSyncPattern.length,this._cryptoSyncPattern=null;else if(this._bufferSize+t.length>this._waitMaxBytes+this._cryptoSyncPattern.length)return this._debug("Error: could not resynchronize"),void this.destroy()}for(;this._bufferSize>=this._parserSize&&!this._cryptoSyncPattern;)if(0===this._parserSize)this._parser(new Uint8Array);else{const t=this._buffer[0];this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[t.slice(this._parserSize)]:[],this._parser(t.slice(0,this._parserSize))}e(null)}_callback(t,e,r){t&&(this._resetTimeout(!this.peerChoking&&!this._finished),t.callback(e,r))}_resetTimeout(t){if(!t||!this._timeoutMs||!this.requests.length)return clearTimeout(this._timeout),this._timeout=null,void(this._timeoutExpiresAt=null);const e=Date.now()+this._timeoutMs;if(this._timeout){if(e-this._timeoutExpiresAt<.05*this._timeoutMs)return;clearTimeout(this._timeout)}this._timeoutExpiresAt=e,this._timeout=setTimeout((()=>this._onTimeout()),this._timeoutMs),this._timeoutUnref&&this._timeout.unref&&this._timeout.unref()}_parse(t,e){this._parserSize=t,this._parser=e}_parseUntil(t,e){this._cryptoSyncPattern=t,this._waitMaxBytes=e}_onMessageLength(t){const e=new DataView(t.buffer,t.byteOffset,t.byteLength).getUint32(0);e>0?this._parse(e,this._onMessage):(this._onKeepAlive(),this._parse(4,this._onMessageLength))}_onMessage(t){this._parse(4,this._onMessageLength);const e=new DataView(t.buffer,t.byteOffset,t.byteLength);switch(t[0]){case 0:return this._onChoke();case 1:return this._onUnchoke();case 2:return this._onInterested();case 3:return this._onUninterested();case 4:return this._onHave(e.getUint32(1));case 5:return this._onBitField(t.slice(1));case 6:return this._onRequest(e.getUint32(1),e.getUint32(5),e.getUint32(9));case 7:return this._onPiece(e.getUint32(1),e.getUint32(5),t.slice(9));case 8:return this._onCancel(e.getUint32(1),e.getUint32(5),e.getUint32(9));case 9:return this._onPort(e.getUint16(1));case 13:return this._onSuggest(e.getUint32(1));case 14:return this._onHaveAll();case 15:return this._onHaveNone();case 16:return this._onReject(e.getUint32(1),e.getUint32(5),e.getUint32(9));case 17:return this._onAllowedFast(e.getUint32(1));case 20:return this._onExtended(t[1],t.slice(2));default:return this._debug("got unknown message"),this.emit("unknownmessage",t)}}_determineHandshakeType(){this._parse(1,(t=>{const e=t[0];19===e?this._parse(e+48,this._onHandshakeBuffer):this._parsePe1(t)}))}_parsePe1(t){this._parse(95,(e=>{this._onPe1((0,u.xW)([t,e])),this._parsePe3()}))}_parsePe2(){this._parse(96,(t=>{for(this._onPe2(t);!this._setGenerators;);this._parsePe4()}))}async _parsePe3(){const t=await(0,u.tW)((0,u.fk)(this._utfToHex("req1")+this._sharedSecret));this._parseUntil(t,512),this._parse(20,(t=>{for(this._onPe3(t);!this._setGenerators;);this._parsePe3Encrypted()}))}_parsePe3Encrypted(){this._parse(14,(t=>{const e=this._decryptHandshake(t.slice(0,8)),r=this._decryptHandshake(t.slice(8,12)),i=new DataView(this._decryptHandshake(t.slice(12,14)).buffer).getUint16(0);this._parse(i,(t=>{t=this._decryptHandshake(t),this._parse(2,(i=>{const n=new DataView(this._decryptHandshake(i).buffer).getUint16(0);this._parse(n,(i=>{i=this._decryptHandshake(i),this._onPe3Encrypted(e,r,t,i);const s=n?i[0]:null,o=n?i.slice(1,20):null;19===s&&"BitTorrent protocol"===(0,u.dU)(o)?this._onHandshakeBuffer(i.slice(1)):this._parseHandshake()}))}))}))}))}_parsePe4(){const t=this._decryptHandshake(S);this._parseUntil(t,512),this._parse(6,(t=>{const e=this._decryptHandshake(t.slice(0,4)),r=new DataView(this._decryptHandshake(t.slice(4,6)).buffer).getUint16(0);this._parse(r,(t=>{this._decryptHandshake(t),this._onPe4(e),this._parseHandshake(null)}))}))}_parseHandshake(){this._parse(1,(t=>{const e=t[0];if(19!==e)return this._debug("Error: wire not speaking BitTorrent protocol (%s)",e.toString()),void this.end();this._parse(e+48,this._onHandshakeBuffer)}))}_onHandshakeBuffer(t){const e=t.slice(0,19);if("BitTorrent protocol"!==(0,u.dU)(e))return this._debug("Error: wire not speaking BitTorrent protocol (%s)",(0,u.dU)(e)),void this.end();t=t.slice(19),this._onHandshake(t.slice(8,28),t.slice(28,48),{dht:!!(1&t[7]),fast:!!(4&t[7]),extended:!!(16&t[5])}),this._parse(4,this._onMessageLength)}_onFinish(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAliveInterval),this._parse(Number.MAX_VALUE,(()=>{}));this.peerRequests.length;)this.peerRequests.pop();for(;this.requests.length;)this._callback(this.requests.pop(),new Error("wire was closed"),null)}_debug(...t){t[0]=`[${this._debugId}] ${t[0]}`,c(...t)}_pull(t,e,r,i){for(let n=0;n=65&&r<=70?r-55:r>=97&&r<=102?r-87:r-48&15}function h(t,e,r){var i=a(t,r);return r-1>=e&&(i|=a(t,r-1)<<4),i}function u(t,e,r,i){for(var n=0,s=Math.min(t.length,r),o=e;o=49?a-49+10:a>=17?a-17+10:a}return n}s.isBN=function(t){return t instanceof s||null!==t&&"object"==typeof t&&t.constructor.wordSize===s.wordSize&&Array.isArray(t.words)},s.max=function(t,e){return t.cmp(e)>0?t:e},s.min=function(t,e){return t.cmp(e)<0?t:e},s.prototype._init=function(t,e,r){if("number"==typeof t)return this._initNumber(t,e,r);if("object"==typeof t)return this._initArray(t,e,r);"hex"===e&&(e=16),i(e===(0|e)&&e>=2&&e<=36);var n=0;"-"===(t=t.toString().replace(/\s+/g,""))[0]&&(n++,this.negative=1),n=0;n-=3)o=t[n]|t[n-1]<<8|t[n-2]<<16,this.words[s]|=o<>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);else if("le"===r)for(n=0,s=0;n>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);return this.strip()},s.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var 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7===t.length?"0"+t:6===t.length?"00"+t:5===t.length?"000"+t:4===t.length?"0000"+t:3===t.length?"00000"+t:2===t.length?"000000"+t:1===t.length?"0000000"+t:t}e.inherits=n,e.toArray=function(t,e){if(Array.isArray(t))return t.slice();if(!t)return[];var r=[];if("string"==typeof t)if(e){if("hex"===e)for((t=t.replace(/[^a-z0-9]+/gi,"")).length%2!=0&&(t="0"+t),n=0;n>6|192,r[i++]=63&o|128):s(t,n)?(o=65536+((1023&o)<<10)+(1023&t.charCodeAt(++n)),r[i++]=o>>18|240,r[i++]=o>>12&63|128,r[i++]=o>>6&63|128,r[i++]=63&o|128):(r[i++]=o>>12|224,r[i++]=o>>6&63|128,r[i++]=63&o|128)}else for(n=0;n>>0}return o},e.split32=function(t,e){for(var r=new Array(4*t.length),i=0,n=0;i>>24,r[n+1]=s>>>16&255,r[n+2]=s>>>8&255,r[n+3]=255&s):(r[n+3]=s>>>24,r[n+2]=s>>>16&255,r[n+1]=s>>>8&255,r[n]=255&s)}return r},e.rotr32=function(t,e){return t>>>e|t<<32-e},e.rotl32=function(t,e){return t<>>32-e},e.sum32=function(t,e){return t+e>>>0},e.sum32_3=function(t,e,r){return t+e+r>>>0},e.sum32_4=function(t,e,r,i){return t+e+r+i>>>0},e.sum32_5=function(t,e,r,i,n){return t+e+r+i+n>>>0},e.sum64=function(t,e,r,i){var n=t[e],s=i+t[e+1]>>>0,o=(s>>0,t[e+1]=s},e.sum64_hi=function(t,e,r,i){return(e+i>>>0>>0},e.sum64_lo=function(t,e,r,i){return e+i>>>0},e.sum64_4_hi=function(t,e,r,i,n,s,o,a){var h=0,u=e;return h+=(u=u+i>>>0)>>0)>>0)>>0},e.sum64_4_lo=function(t,e,r,i,n,s,o,a){return e+i+s+a>>>0},e.sum64_5_hi=function(t,e,r,i,n,s,o,a,h,u){var f=0,l=e;return f+=(l=l+i>>>0)>>0)>>0)>>0)>>0},e.sum64_5_lo=function(t,e,r,i,n,s,o,a,h,u){return e+i+s+a+u>>>0},e.rotr64_hi=function(t,e,r){return(e<<32-r|t>>>r)>>>0},e.rotr64_lo=function(t,e,r){return(t<<32-r|e>>>r)>>>0},e.shr64_hi=function(t,e,r){return t>>>r},e.shr64_lo=function(t,e,r){return(t<<32-r|e>>>r)>>>0}},7447:(t,e,r)=>{var i=r(8490),n=r(2723),s=r(7011),o=r(480),a=r(5037),h=s.assert,u=r(1200),f=r(8545);function l(t){if(!(this instanceof l))return new l(t);"string"==typeof t&&(h(Object.prototype.hasOwnProperty.call(o,t),"Unknown curve "+t),t=o[t]),t instanceof o.PresetCurve&&(t={curve:t}),this.curve=t.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=t.curve.g,this.g.precompute(t.curve.n.bitLength()+1),this.hash=t.hash||t.curve.hash}t.exports=l,l.prototype.keyPair=function(t){return new u(this,t)},l.prototype.keyFromPrivate=function(t,e){return u.fromPrivate(this,t,e)},l.prototype.keyFromPublic=function(t,e){return u.fromPublic(this,t,e)},l.prototype.genKeyPair=function(t){t||(t={});for(var e=new n({hash:this.hash,pers:t.pers,persEnc:t.persEnc||"utf8",entropy:t.entropy||a(this.hash.hmacStrength),entropyEnc:t.entropy&&t.entropyEnc||"utf8",nonce:this.n.toArray()}),r=this.n.byteLength(),s=this.n.sub(new i(2));;){var o=new i(e.generate(r));if(!(o.cmp(s)>0))return o.iaddn(1),this.keyFromPrivate(o)}},l.prototype._truncateToN=function(t,e,r){var n;if(i.isBN(t)||"number"==typeof t)n=(t=new i(t,16)).byteLength();else if("object"==typeof t)n=t.length,t=new i(t,16);else{var s=t.toString();n=s.length+1>>>1,t=new i(s,16)}"number"!=typeof r&&(r=8*n);var o=r-this.n.bitLength();return o>0&&(t=t.ushrn(o)),!e&&t.cmp(this.n)>=0?t.sub(this.n):t},l.prototype.sign=function(t,e,r,s){if("object"==typeof r&&(s=r,r=null),s||(s={}),"string"!=typeof t&&"number"!=typeof t&&!i.isBN(t)){h("object"==typeof t&&t&&"number"==typeof t.length,"Expected message to be an array-like, a hex string, or a BN instance"),h(t.length>>>0===t.length);for(var o=0;o=0)){var g=this.g.mul(m);if(!g.isInfinity()){var y=g.getX(),b=y.umod(this.n);if(0!==b.cmpn(0)){var v=m.invm(this.n).mul(b.mul(e.getPrivate()).iadd(t));if(0!==(v=v.umod(this.n)).cmpn(0)){var w=(g.getY().isOdd()?1:0)|(0!==y.cmp(b)?2:0);return s.canonical&&v.cmp(this.nh)>0&&(v=this.n.sub(v),w^=1),new f({r:b,s:v,recoveryParam:w})}}}}}},l.prototype.verify=function(t,e,r,i,n){n||(n={}),t=this._truncateToN(t,!1,n.msgBitLength),r=this.keyFromPublic(r,i);var s=(e=new f(e,"hex")).r,o=e.s;if(s.cmpn(1)<0||s.cmp(this.n)>=0)return!1;if(o.cmpn(1)<0||o.cmp(this.n)>=0)return!1;var a,h=o.invm(this.n),u=h.mul(t).umod(this.n),l=h.mul(s).umod(this.n);return this.curve._maxwellTrick?!(a=this.g.jmulAdd(u,r.getPublic(),l)).isInfinity()&&a.eqXToP(s):!(a=this.g.mulAdd(u,r.getPublic(),l)).isInfinity()&&0===a.getX().umod(this.n).cmp(s)},l.prototype.recoverPubKey=function(t,e,r,n){h((3&r)===r,"The recovery param is more than two bits"),e=new f(e,n);var s=this.n,o=new i(t),a=e.r,u=e.s,l=1&r,c=r>>1;if(a.cmp(this.curve.p.umod(this.curve.n))>=0&&c)throw new Error("Unable to find sencond key candinate");a=c?this.curve.pointFromX(a.add(this.curve.n),l):this.curve.pointFromX(a,l);var d=e.r.invm(s),p=s.sub(o).mul(d).umod(s),m=u.mul(d).umod(s);return this.g.mulAdd(p,a,m)},l.prototype.getKeyRecoveryParam=function(t,e,r,i){if(null!==(e=new f(e,i)).recoveryParam)return e.recoveryParam;for(var n=0;n<4;n++){var s;try{s=this.recoverPubKey(t,e,n)}catch(t){continue}if(s.eq(r))return n}throw new Error("Unable to find valid recovery factor")}},7526:(t,e)=>{e.byteLength=function(t){var e=a(t),r=e[0],i=e[1];return 3*(r+i)/4-i},e.toByteArray=function(t){var e,r,s=a(t),o=s[0],h=s[1],u=new n(function(t,e,r){return 3*(e+r)/4-r}(0,o,h)),f=0,l=h>0?o-4:o;for(r=0;r>16&255,u[f++]=e>>8&255,u[f++]=255&e;2===h&&(e=i[t.charCodeAt(r)]<<2|i[t.charCodeAt(r+1)]>>4,u[f++]=255&e);1===h&&(e=i[t.charCodeAt(r)]<<10|i[t.charCodeAt(r+1)]<<4|i[t.charCodeAt(r+2)]>>2,u[f++]=e>>8&255,u[f++]=255&e);return u},e.fromByteArray=function(t){for(var e,i=t.length,n=i%3,s=[],o=16383,a=0,u=i-n;au?u:a+o));1===n?(e=t[i-1],s.push(r[e>>2]+r[e<<4&63]+"==")):2===n&&(e=(t[i-2]<<8)+t[i-1],s.push(r[e>>10]+r[e>>4&63]+r[e<<2&63]+"="));return s.join("")};for(var r=[],i=[],n="undefined"!=typeof Uint8Array?Uint8Array:Array,s="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",o=0;o<64;++o)r[o]=s[o],i[s.charCodeAt(o)]=o;function a(t){var e=t.length;if(e%4>0)throw new Error("Invalid string. Length must be a multiple of 4");var r=t.indexOf("=");return-1===r&&(r=e),[r,r===e?0:4-r%4]}function h(t,e,i){for(var n,s,o=[],a=e;a>18&63]+r[s>>12&63]+r[s>>6&63]+r[63&s]);return o.join("")}i["-".charCodeAt(0)]=62,i["_".charCodeAt(0)]=63},7541:(t,e,r)=>{const i=r(8765),n=r(8499);t.exports={Throttle:i,ThrottleGroup:n}},7558:(t,e,r)=>{var i=r(8287).Buffer,n=r(7861),s=r(8394),o=r(8957).isIP,a=r(5221),h=r(537),u=r(7007),f=new Error("Query timed out");f.code="ETIMEDOUT";var l=new Error("Unexpected node id");function c(t){if(!(this instanceof c))return new c(t);t||(t={});var e=this;this.timeout=t.timeout||2e3,this.inflight=0,this.destroyed=!1,this.isIP=t.isIP||o,this.socket=t.socket||n.createSocket("udp4"),this.socket.on("message",(function(t,r){if(e.destroyed)return;if(!r.port)return;try{var n=s.decode(t)}catch(t){return e.emit("warning",t)}var o=n&&n.y&&n.y.toString();if("r"===o||"e"===o){if(!i.isBuffer(n.t))return;try{var a=n.t.readUInt16BE(0)}catch(c){return e.emit("warning",c)}var h=e._ids.indexOf(a);if(-1===h||0===a)return e.emit("response",n,r),void e.emit("warning",new Error("Unexpected transaction id: "+a));var u=e._reqs[h];if(u.peer.host!==r.address)return e.emit("response",n,r),void e.emit("warning",new Error("Out of order response"));if(e._ids[h]=0,e._reqs[h]=null,e.inflight--,"e"===o){var f=Array.isArray(n.e),c=new Error(f?n.e.join(" "):"Unknown error");return c.code=f&&n.e.length&&"number"==typeof n.e[0]?n.e[0]:0,u.callback(c,n,r,u.message),e.emit("update"),void e.emit("postupdate")}var d=n.r&&n.r.id;if(u.peer&&u.peer.id&&d&&!u.peer.id.equals(d))return u.callback(l,null,r),e.emit("update"),void e.emit("postupdate");u.callback(null,n,r,u.message),e.emit("update"),e.emit("postupdate"),e.emit("response",n,r)}else"q"===o?e.emit("query",n,r):e.emit("warning",new Error("Unknown type: "+o))})),this.socket.on("error",(function(t){"EACCES"===t.code||"EADDRINUSE"===t.code?e.emit("error",t):e.emit("warning",t)})),this.socket.on("listening",(function(){e.emit("listening")})),this._tick=0,this._ids=[],this._reqs=[],this._timer=setInterval((function(){var t=e.inflight;if(!t)return;for(var r=0;r-1&&this._cancel(r,e)},c.prototype._cancel=function(t,e){var r=this._reqs[t];this._ids[t]=0,this._reqs[t]=null,r&&(this.inflight--,r.callback(e||new Error("Query was cancelled"),null,r.peer),this.emit("update"),this.emit("postupdate"))},c.prototype._resolveAndQuery=function(t,e,r){var i=this;a.lookup(t.host,(function(n,s){return n?r(n):i.destroyed?r(new Error("k-rpc-socket is destroyed")):void i.query({host:s,port:t.port},e,r)}))}},7568:(t,e,r)=>{var i=e;i.bignum=r(2344),i.define=r(7363).define,i.base=r(9673),i.constants=r(2153),i.decoders=r(2853),i.encoders=r(4669)},7626:(t,e)=>{e.readUInt32BE=function(t,e){return(t[0+e]<<24|t[1+e]<<16|t[2+e]<<8|t[3+e])>>>0},e.writeUInt32BE=function(t,e,r){t[0+r]=e>>>24,t[1+r]=e>>>16&255,t[2+r]=e>>>8&255,t[3+r]=255&e},e.ip=function(t,e,r,i){for(var n=0,s=0,o=6;o>=0;o-=2){for(var a=0;a<=24;a+=8)n<<=1,n|=e>>>a+o&1;for(a=0;a<=24;a+=8)n<<=1,n|=t>>>a+o&1}for(o=6;o>=0;o-=2){for(a=1;a<=25;a+=8)s<<=1,s|=e>>>a+o&1;for(a=1;a<=25;a+=8)s<<=1,s|=t>>>a+o&1}r[i+0]=n>>>0,r[i+1]=s>>>0},e.rip=function(t,e,r,i){for(var n=0,s=0,o=0;o<4;o++)for(var a=24;a>=0;a-=8)n<<=1,n|=e>>>a+o&1,n<<=1,n|=t>>>a+o&1;for(o=4;o<8;o++)for(a=24;a>=0;a-=8)s<<=1,s|=e>>>a+o&1,s<<=1,s|=t>>>a+o&1;r[i+0]=n>>>0,r[i+1]=s>>>0},e.pc1=function(t,e,r,i){for(var n=0,s=0,o=7;o>=5;o--){for(var a=0;a<=24;a+=8)n<<=1,n|=e>>a+o&1;for(a=0;a<=24;a+=8)n<<=1,n|=t>>a+o&1}for(a=0;a<=24;a+=8)n<<=1,n|=e>>a+o&1;for(o=1;o<=3;o++){for(a=0;a<=24;a+=8)s<<=1,s|=e>>a+o&1;for(a=0;a<=24;a+=8)s<<=1,s|=t>>a+o&1}for(a=0;a<=24;a+=8)s<<=1,s|=t>>a+o&1;r[i+0]=n>>>0,r[i+1]=s>>>0},e.r28shl=function(t,e){return t<>>28-e};var r=[14,11,17,4,27,23,25,0,13,22,7,18,5,9,16,24,2,20,12,21,1,8,15,26,15,4,25,19,9,1,26,16,5,11,23,8,12,7,17,0,22,3,10,14,6,20,27,24];e.pc2=function(t,e,i,n){for(var s=0,o=0,a=r.length>>>1,h=0;h>>r[h]&1;for(h=a;h>>r[h]&1;i[n+0]=s>>>0,i[n+1]=o>>>0},e.expand=function(t,e,r){var i=0,n=0;i=(1&t)<<5|t>>>27;for(var s=23;s>=15;s-=4)i<<=6,i|=t>>>s&63;for(s=11;s>=3;s-=4)n|=t>>>s&63,n<<=6;n|=(31&t)<<1|t>>>31,e[r+0]=i>>>0,e[r+1]=n>>>0};var i=[14,0,4,15,13,7,1,4,2,14,15,2,11,13,8,1,3,10,10,6,6,12,12,11,5,9,9,5,0,3,7,8,4,15,1,12,14,8,8,2,13,4,6,9,2,1,11,7,15,5,12,11,9,3,7,14,3,10,10,0,5,6,0,13,15,3,1,13,8,4,14,7,6,15,11,2,3,8,4,14,9,12,7,0,2,1,13,10,12,6,0,9,5,11,10,5,0,13,14,8,7,10,11,1,10,3,4,15,13,4,1,2,5,11,8,6,12,7,6,12,9,0,3,5,2,14,15,9,10,13,0,7,9,0,14,9,6,3,3,4,15,6,5,10,1,2,13,8,12,5,7,14,11,12,4,11,2,15,8,1,13,1,6,10,4,13,9,0,8,6,15,9,3,8,0,7,11,4,1,15,2,14,12,3,5,11,10,5,14,2,7,12,7,13,13,8,14,11,3,5,0,6,6,15,9,0,10,3,1,4,2,7,8,2,5,12,11,1,12,10,4,14,15,9,10,3,6,15,9,0,0,6,12,10,11,1,7,13,13,8,15,9,1,4,3,5,14,11,5,12,2,7,8,2,4,14,2,14,12,11,4,2,1,12,7,4,10,7,11,13,6,1,8,5,5,0,3,15,15,10,13,3,0,9,14,8,9,6,4,11,2,8,1,12,11,7,10,1,13,14,7,2,8,13,15,6,9,15,12,0,5,9,6,10,3,4,0,5,14,3,12,10,1,15,10,4,15,2,9,7,2,12,6,9,8,5,0,6,13,1,3,13,4,14,14,0,7,11,5,3,11,8,9,4,14,3,15,2,5,12,2,9,8,5,12,15,3,10,7,11,0,14,4,1,10,7,1,6,13,0,11,8,6,13,4,13,11,0,2,11,14,7,15,4,0,9,8,1,13,10,3,14,12,3,9,5,7,12,5,2,10,15,6,8,1,6,1,6,4,11,11,13,13,8,12,1,3,4,7,10,14,7,10,9,15,5,6,0,8,15,0,14,5,2,9,3,2,12,13,1,2,15,8,13,4,8,6,10,15,3,11,7,1,4,10,12,9,5,3,6,14,11,5,0,0,14,12,9,7,2,7,2,11,1,4,14,1,7,9,4,12,10,14,8,2,13,0,15,6,12,10,9,13,0,15,3,3,5,5,6,8,11];e.substitute=function(t,e){for(var r=0,n=0;n<4;n++){r<<=4,r|=i[64*n+(t>>>18-6*n&63)]}for(n=0;n<4;n++){r<<=4,r|=i[256+64*n+(e>>>18-6*n&63)]}return r>>>0};var n=[16,25,12,11,3,20,4,15,31,17,9,6,27,14,1,22,30,24,8,18,0,5,29,23,13,19,2,26,10,21,28,7];e.permute=function(t){for(var e=0,r=0;r>>n[r]&1;return e>>>0},e.padSplit=function(t,e,r){for(var i=t.toString(2);i.length{var i=r(7426),n=r(2287);function s(){if(!(this instanceof s))return new s;n.call(this),this.h=[3238371032,914150663,812702999,4144912697,4290775857,1750603025,1694076839,3204075428]}i.inherits(s,n),t.exports=s,s.blockSize=512,s.outSize=224,s.hmacStrength=192,s.padLength=64,s.prototype._digest=function(t){return"hex"===t?i.toHex32(this.h.slice(0,7),"big"):i.split32(this.h.slice(0,7),"big")}},7720:(t,e,r)=>{var i=r(4765),n=Object.prototype.hasOwnProperty,s=Array.isArray,o=function(){for(var t=[],e=0;e<256;++e)t.push("%"+((e<16?"0":"")+e.toString(16)).toUpperCase());return t}(),a=function(t,e){for(var r=e&&e.plainObjects?Object.create(null):{},i=0;i1;){var 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e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return 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kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function y(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r._strip()}function b(t,e,r){return y(t,e,r)}function v(t,e){this.x=t,this.y=e}Math.imul||(g=m),s.prototype.mulTo=function(t,e){var r=this.length+t.length;return 10===this.length&&10===t.length?g(this,t,e):r<63?m(this,t,e):r<1024?y(this,t,e):b(this,t,e)},v.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},v.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,r+=s/67108864|0,r+=o>>>26,this.words[n]=67108863&o}return 0!==r&&(this.words[n]=r,this.length++),e?this.ineg():this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n&1}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this._strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this._strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this._strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a._strip(),i._strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modrn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modrn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modrn=function(t){var e=t<0;e&&(t=-t),i(t<=67108863);for(var r=(1<<26)%t,n=0,s=this.length-1;s>=0;s--)n=(r*n+(0|this.words[s]))%t;return e?-n:n},s.prototype.modn=function(t){return this.modrn(t)},s.prototype.idivn=function(t){var e=t<0;e&&(t=-t),i(t<=67108863);for(var r=0,n=this.length-1;n>=0;n--){var s=(0|this.words[n])+67108864*r;this.words[n]=s/t|0,r=s%t}return this._strip(),e?this.ineg():this},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var 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q(t.maxValues||1e3),this._peers=H({maxAge:t.maxAge||0,maxSize:t.maxPeers||1e4}),this._secrets=null,this._hash=t.hash||G,this._hashLength=this._hash(z.from("")).length,this._rpc=t.krpc||j(Object.assign({idLength:this._hashLength},t)),this._rpc.on("query",(function(t,e){r._onquery(t,e)})),this._rpc.on("node",(function(t){r.emit("node",t)})),this._rpc.on("warning",(function(t){r.emit("warning",t)})),this._rpc.on("error",(function(t){r.emit("error",t)})),this._rpc.on("listening",(function(){r.listening=!0,r._debug("listening %d",r.address().port),r.updateBucketTimestamp(),r._setBucketCheckInterval(),r.emit("listening")})),this._rotateSecrets(),this._verify=t.verify||null,this._host=t.host||null,this._interval=setInterval((function(){r._rotateSecrets()}),K),this._runningBucketCheck=!1,this._bucketCheckTimeout=null,this._bucketOutdatedTimeSpan=t.timeBucketOutdated||9e5,this.listening=!1,this.destroyed=!1,this.nodeId=this._rpc.id,this.nodes=this._rpc.nodes;const e=U((function(t,e){const i=t.older,n=t.swap;r._debug("received ping",i),r._checkNodes(i,!1,((t,i)=>{if(i)return r._debug("swaping dead node with newer",i),n(i),e();r._debug("no node added, all other nodes ok"),e()}))}));this._rpc.on("ping",((t,r)=>{e({older:t,swap:r})})),$.nextTick((function(){r.destroyed||r._bootstrap(!1!==t.bootstrap)})),this._debug("new DHT %s",this.nodeId);const r=this}_setBucketCheckInterval(){const t=this;function e(){if(Date.now()-t._rpc.nodes.metadata.lastChange{t.destroyed||(t.nodes.toArray().length<1&&t._bootstrap(!0),r())}))}function r(){if(!t._runningBucketCheck||t.destroyed)return;const r=Math.floor(6e4*Math.random()+3e4);t._bucketCheckTimeout=setTimeout(e,r)}this._runningBucketCheck=!0,r()}_pingAll(t){this._checkAndRemoveNodes(this.nodes.toArray(),t)}removeBucketCheckInterval(){this._runningBucketCheck=!1,clearTimeout(this._bucketCheckTimeout)}updateBucketTimestamp(){this._rpc.nodes.metadata.lastChange=Date.now()}_checkAndRemoveNodes(t,e){const r=this;this._checkNodes(t,!0,((t,i)=>{i&&r.removeNode(i.id),e(null,i)}))}_checkNodes(t,e,r){const i=this;!function t(n){let s=null;for(;n.length&&(s=n.pop(),s.id&&!e)&&!(Date.now()-(s.seen||0)>1e4);)s=null;if(!s)return r(null);i._sendPing(s,(e=>{if(!e)return i.updateBucketTimestamp(),t(n);r(null,s)}))}(t)}addNode(t){const e=this;if(t.id){t.id=tt(t.id);const e=!!this._rpc.nodes.get(t.id);return this._rpc.nodes.add(t),void(e||(this.emit("node",t),this.updateBucketTimestamp()))}this._sendPing(t,((t,r)=>{r&&e.addNode(r)}))}removeNode(t){this._rpc.nodes.remove(tt(t))}_sendPing(t,e){const r=this,i=t.id;this._rpc.query(t,{q:"ping"},((t,n,s)=>t?e(t):n.r&&n.r.id&&z.isBuffer(n.r.id)&&n.r.id.length===r._hashLength?z.isBuffer(i)&&!i.equals(n.r.id)?e(new Error("Unexpected node id")):(r.updateBucketTimestamp(),void e(null,{id:n.r.id,host:s.host||s.address,port:s.port})):e(new Error("Bad reply"))))}toJSON(){const t=this,e={};return Object.keys(this._values.cache).forEach((r=>{const i=t._values.cache[r].value;e[r]={v:i.v.toString("hex"),id:i.id.toString("hex")},null!=i.seq&&(e[r].seq=i.seq),null!=i.sig&&(e[r].sig=i.sig.toString("hex")),null!=i.k&&(e[r].k=i.k.toString("hex"))})),{nodes:this._rpc.nodes.toArray().map(Q),values:e}}put(t,e){(z.isBuffer(t)||"string"==typeof t)&&(t={v:t});const r=!!t.k;if(void 0===t.v)throw new Error("opts.v not given");if(t.v.length>=1e3)throw new Error("v must be less than 1000 bytes in put()");if(r&&void 0!==t.cas&&"number"!=typeof t.cas)throw new Error("opts.cas must be an integer if provided");if(r&&32!==t.k.length)throw new Error("opts.k ed25519 public key must be 32 bytes");if(r&&"function"!=typeof t.sign&&!z.isBuffer(t.sig))throw new Error("opts.sign function or options.sig signature is required for mutable put");if(r&&t.salt&&t.salt.length>64)throw new Error("opts.salt is > 64 bytes long");if(r&&void 0===t.seq)throw new Error("opts.seq not provided for a mutable update");if(r&&"number"!=typeof t.seq)throw new Error("opts.seq not an integer");return this._put(t,e)}_put(t,e){e||(e=Z);const r=!!t.k,i="string"==typeof t.v?z.from(t.v):t.v,n=r?this._hash(t.salt?z.concat([t.k,t.salt]):t.k):this._hash(f.A.encode(i)),s=this._tables.get(n.toString("hex"));if(!s)return this._preput(n,t,e);const o={q:"put",a:{id:this._rpc.id,token:null,v:i}};return r?("number"==typeof t.cas&&(o.a.cas=t.cas),t.salt&&(o.a.salt=t.salt),o.a.k=t.k,o.a.seq=t.seq,"function"==typeof t.sign?o.a.sig=t.sign(X(o.a)):z.isBuffer(t.sig)&&(o.a.sig=t.sig)):this._values.set(n.toString("hex"),o.a),this._rpc.queryAll(s.closest(n),o,null,((t,r)=>{if(t)return e(t,n,r);e(null,n,r)})),n}_preput(t,e,r){const i=this;return this._closest(t,{q:"get",a:{id:this._rpc.id,target:t}},null,((t,n)=>{if(t)return r(t);i.put(e,r)})),t}get(t,e,r){t=tt(t),"function"==typeof e&&(r=e,e=null),e||(e={});const i=e.verify||this._verify,n=this._hash;let s=this._values.get(t.toString("hex"))||null;if(s&&!1!==e.cache)return s=Y(this._rpc.id,null,s),$.nextTick(o);function o(t){if(t)return r(t);r(null,s)}this._closest(t,{q:"get",a:{id:this._rpc.id,target:t}},(function(r){const o=r.r;if(!o||!o.v)return!0;const a=o.k||o.sig;e.salt&&(o.salt=z.from(e.salt));if(a){if(!i||!o.sig||!o.k)return!0;if(!i(o.sig,X(o),o.k))return!0;n(o.salt?z.concat([o.k,o.salt]):o.k).equals(t)&&(!s||o.seq>s.seq)&&(s=o)}else if(n(f.A.encode(o.v)).equals(t))return s=o,!1;return!0}),o)}announce(t,e,r){if("function"==typeof e)return this.announce(t,0,e);t=tt(t),r||(r=Z);const i=this._tables.get(t.toString("hex"));if(!i)return this._preannounce(t,e,r);if(this._host){const r=this.listening?this.address().port:0;this._addPeer({host:this._host,port:e||r},t,{host:this._host,port:r})}const n={q:"announce_peer",a:{id:this._rpc.id,token:null,info_hash:t,port:e,implied_port:e?0:1}};this._debug("announce %s %d",t,e),this._rpc.queryAll(i.closest(t),n,null,r)}_preannounce(t,e,r){const i=this;this.lookup(t,(n=>i.destroyed?r(new Error("dht is destroyed")):n?r(n):void i.announce(t,e,r)))}lookup(t,e){t=tt(t),e||(e=Z);const r=this;let i=!1;function n(e,i){e||(e=r._peers.get(t.toString("hex"),100));const n=function(t){const e=[];try{for(let r=0;r{e.emit("close"),t&&t()}))}_onquery(t,e){if(void 0===t.q||null===t.q)return;const r=t.q.toString();if(this._debug("received %s query from %s:%d",r,e.address,e.port),t.a)switch(r){case"ping":return this._rpc.response(e,t,{id:this._rpc.id});case"find_node":return this._onfindnode(t,e);case"get_peers":return this._ongetpeers(t,e);case"announce_peer":return this._onannouncepeer(t,e);case"get":return this._onget(t,e);case"put":return this._onput(t,e)}}_onfindnode(t,e){const r=t.a.target;if(!r)return this._rpc.error(e,t,[203,"`find_node` missing required `a.target` field"]);this.emit("find_node",r);const i=this._rpc.nodes.closest(r);this._rpc.response(e,t,{id:this._rpc.id},i)}_ongetpeers(t,e){const r=e.address||e.host,i=t.a.info_hash;if(!i)return this._rpc.error(e,t,[203,"`get_peers` missing required `a.info_hash` field"]);this.emit("get_peers",i);const n={id:this._rpc.id,token:this._generateToken(r)},s=this._peers.get(i.toString("hex"));s.length?(n.values=s,this._rpc.response(e,t,n)):this._rpc.response(e,t,n,this._rpc.nodes.closest(i))}_onannouncepeer(t,e){const r=e.address||e.host,i=t.a.implied_port?e.port:t.a.port;if(!i||"number"!=typeof i||i<=0||i>65535)return;const n=t.a.info_hash,s=t.a.token;if(n&&s){if(!this._validateToken(r,s))return this._rpc.error(e,t,[203,"cannot `announce_peer` with bad token"]);this.emit("announce_peer",n,{host:r,port:e.port}),this._addPeer({host:r,port:i},n,{host:r,port:e.port}),this._rpc.response(e,t,{id:this._rpc.id})}}_addPeer(t,e,r){this._peers.add(e.toString("hex"),function(t,e){const r=z.allocUnsafe(6),i=t.split(".");for(let t=0;t<4;t++)r[t]=parseInt(i[t]||0,10);return r.writeUInt16BE(e,4),r}(t.host,t.port)),this.emit("announce",t,e,r)}_onget(t,e){const r=e.address||e.host,i=t.a.target;if(!i)return;const n=this._generateToken(r),s=this._values.get(i.toString("hex"));if(this.emit("get",i,s),s)this._rpc.response(e,t,Y(this._rpc.id,n,s));else{const r=this._rpc.nodes.closest(i);this._rpc.response(e,t,{id:this._rpc.id,token:n},r)}}_onput(t,e){const r=e.address||e.host,i=t.a;if(!i)return;const n=t.a.v;if(!n)return;const s=t.a.id;if(!s)return;const o=i.token;if(!o)return;if(!this._validateToken(r,o))return this._rpc.error(e,t,[203,"cannot `put` with bad token"]);if(n.length>1e3)return this._rpc.error(e,t,[205,"data payload too large"]);const a=!(!i.k&&!i.sig);if(a&&!i.k&&!i.sig)return;const h=a?this._hash(i.salt?z.concat([i.k,i.salt]):i.k):this._hash(f.A.encode(n)),u=h.toString("hex");if(this.emit("put",h,n),a){if(!this._verify)return this._rpc.error(e,t,[400,"verification not supported"]);if(!this._verify(i.sig,X(i),i.k))return;const r=this._values.get(u);if(r&&"number"==typeof i.cas&&r.seq!==i.cas)return this._rpc.error(e,t,[301,"CAS mismatch, re-read and try again"]);if(r&&"number"==typeof r.seq&&!(i.seq>r.seq))return this._rpc.error(e,t,[302,"sequence number less than current"]);this._values.set(u,{v:n,k:i.k,salt:i.salt,sig:i.sig,seq:i.seq,id:s})}else this._values.set(u,{v:n,id:s});this._rpc.response(e,t,{id:this._rpc.id})}_bootstrap(t){const e=this;if(!t)return $.nextTick(r);function r(){e.ready||(e._debug("emit ready"),e.ready=!0,e.emit("ready"))}this._rpc.populate(e._rpc.id,{q:"find_node",a:{id:e._rpc.id,target:e._rpc.id}},r)}_closest(t,e,r,i){const n=this,s=new N({localNodeId:t,numberOfNodesPerKBucket:this._rpc.k});this._rpc.closest(t,e,(function(e,i){if(!e.r)return!0;e.r.token&&e.r.id&&z.isBuffer(e.r.id)&&e.r.id.length===n._hashLength&&(n._debug("found node %s (target: %s)",e.r.id,t),s.add({id:e.r.id,host:i.host||i.address,port:i.port,token:e.r.token}));return!r||r(e,i)}),(function(e,r){if(e)return i(e);n._tables.set(t.toString("hex"),s),n._debug("visited %d nodes",r),i(null,r)}))}_debug(){if(!W.enabled)return;const t=[].slice.call(arguments);t[0]=`[${this.nodeId.toString("hex").substring(0,7)}] ${t[0]}`;for(let e=1;e{throw new Error("global fetch is not available!")}),st=[255,255,26,27,28,29,30,31,255,255,255,255,255,255,255,255,255,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,255,255,255,255,255,255,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,255,255,255,255,255];const ot=function(t){if(!ArrayBuffer.isView(t)&&"string"!=typeof t)throw new TypeError("base32.decode only takes Buffer or string as parameter");let e,r=0,i=0,n=0;ArrayBuffer.isView(t)||(t=(0,w.L0)(t));const s=new Uint8Array(Math.ceil(5*t.length/8));for(let o=0;o>>r,s[n]=e,n++,e=255&i<<8-r)}return s.subarray(0,n)};function at(t){return t.reduce(((t,e,r,i)=>{const n=e.split("-").map((t=>parseInt(t)));return t.concat(((t,e=t)=>Array.from({length:e-t+1},((e,r)=>r+t)))(...n))}),[])}const ht=function(t){const e={},r=t.split("magnet:?")[1];let i;if((r&&r.length>=0?r.split("&"):[]).forEach((t=>{const r=t.split("=");if(2!==r.length)return;const i=r[0];let n=r[1];"dn"===i&&(n=decodeURIComponent(n).replace(/\+/g," ")),"tr"!==i&&"xs"!==i&&"as"!==i&&"ws"!==i||(n=decodeURIComponent(n)),"kt"===i&&(n=decodeURIComponent(n).split("+")),"ix"===i&&(n=Number(n)),"so"===i&&(n=at(decodeURIComponent(n).split(","))),e[i]?(Array.isArray(e[i])||(e[i]=[e[i]]),e[i].push(n)):e[i]=n})),e.xt){(Array.isArray(e.xt)?e.xt:[e.xt]).forEach((t=>{(i=t.match(/^urn:btih:(.{40})/))?e.infoHash=i[1].toLowerCase():(i=t.match(/^urn:btih:(.{32})/))?e.infoHash=(0,w.V5)(ot(i[1])):(i=t.match(/^urn:btmh:1220(.{64})/))&&(e.infoHashV2=i[1].toLowerCase())}))}if(e.xs){(Array.isArray(e.xs)?e.xs:[e.xs]).forEach((t=>{(i=t.match(/^urn:btpk:(.{64})/))&&(e.publicKey=i[1].toLowerCase())}))}return e.infoHash&&(e.infoHashBuffer=(0,w.fk)(e.infoHash)),e.infoHashV2&&(e.infoHashV2Buffer=(0,w.fk)(e.infoHashV2)),e.publicKey&&(e.publicKeyBuffer=(0,w.fk)(e.publicKey)),e.dn&&(e.name=e.dn),e.kt&&(e.keywords=e.kt),e.announce=[],("string"==typeof e.tr||Array.isArray(e.tr))&&(e.announce=e.announce.concat(e.tr)),e.urlList=[],("string"==typeof e.as||Array.isArray(e.as))&&(e.urlList=e.urlList.concat(e.as)),("string"==typeof e.ws||Array.isArray(e.ws))&&(e.urlList=e.urlList.concat(e.ws)),e.peerAddresses=[],("string"==typeof e["x.pe"]||Array.isArray(e["x.pe"]))&&(e.peerAddresses=e.peerAddresses.concat(e["x.pe"])),e.announce=Array.from(new Set(e.announce)),e.urlList=Array.from(new Set(e.urlList)),e.peerAddresses=Array.from(new Set(e.peerAddresses)),e};async function ut(t){if("string"==typeof t&&/^(stream-)?magnet:/.test(t)){const e=ht(t);if(!e.infoHash)throw new Error("Invalid torrent identifier");return e}if("string"==typeof t&&(/^[a-f0-9]{40}$/i.test(t)||/^[a-z2-7]{32}$/i.test(t)))return ht(`magnet:?xt=urn:btih:${t}`);if(ArrayBuffer.isView(t)&&20===t.length)return ht(`magnet:?xt=urn:btih:${(0,w.V5)(t)}`);if(ArrayBuffer.isView(t))return await async function(t){ArrayBuffer.isView(t)&&(t=f.A.decode(t));ct(t.info,"info"),ct(t.info["name.utf-8"]||t.info.name,"info.name"),ct(t.info["piece length"],"info['piece length']"),ct(t.info.pieces,"info.pieces"),t.info.files?t.info.files.forEach((t=>{ct("number"==typeof t.length,"info.files[0].length"),ct(t["path.utf-8"]||t.path,"info.files[0].path")})):ct("number"==typeof t.info.length,"info.length");const e={info:t.info,infoBuffer:f.A.encode(t.info),name:(0,w.dU)(t.info["name.utf-8"]||t.info.name),announce:[]};e.infoHashBuffer=await(0,w.tW)(e.infoBuffer),e.infoHash=(0,w.V5)(e.infoHashBuffer),void 0!==t.info.private&&(e.private=!!t.info.private);t["creation date"]&&(e.created=new Date(1e3*t["creation date"]));t["created by"]&&(e.createdBy=(0,w.dU)(t["created by"]));ArrayBuffer.isView(t.comment)&&(e.comment=(0,w.dU)(t.comment));Array.isArray(t["announce-list"])&&t["announce-list"].length>0?t["announce-list"].forEach((t=>{t.forEach((t=>{e.announce.push((0,w.dU)(t))}))})):t.announce&&e.announce.push((0,w.dU)(t.announce));ArrayBuffer.isView(t["url-list"])&&(t["url-list"]=t["url-list"].length>0?[t["url-list"]]:[]);e.urlList=(t["url-list"]||[]).map((t=>(0,w.dU)(t))),e.announce=Array.from(new Set(e.announce)),e.urlList=Array.from(new Set(e.urlList));const r=t.info.files||[t.info];e.files=r.map(((t,i)=>{const n=[].concat(e.name,t["path.utf-8"]||t.path||[]).map((t=>ArrayBuffer.isView(t)?(0,w.dU)(t):t));return{path:h.apply(null,[u].concat(n)).slice(1),name:n[n.length-1],length:t.length,offset:r.slice(0,i).reduce(lt,0)}})),e.length=r.reduce(lt,0);const i=e.files[e.files.length-1];return e.pieceLength=t.info["piece length"],e.lastPieceLength=(i.offset+i.length)%e.pieceLength||e.pieceLength,e.pieces=function(t){const e=[];for(let r=0;r{r(null,i)}));else if(n=t,"undefined"!=typeof Blob&&n instanceof Blob)try{s(new Uint8Array(await t.arrayBuffer()))}catch(t){return r(new Error(`Error converting Blob: ${t.message}`))}else if(/^https?:/.test(t))try{const r=await nt(t,{headers:{"user-agent":"WebTorrent (https://webtorrent.io)"},signal:AbortSignal.timeout(3e4),...e});s(new Uint8Array(await r.arrayBuffer()))}catch(t){return r(new Error(`Error downloading torrent: ${t.message}`))}else"function"==typeof it.readFile&&"string"==typeof t?it.readFile(t,((t,e)=>{if(t)return r(new Error("Invalid torrent identifier"));s(e)})):v((()=>{r(new Error("Invalid torrent identifier"))}));var n;async function s(t){try{i=await ut(t)}catch(t){return r(t)}i&&i.infoHash?r(null,i):r(new Error("Invalid torrent identifier"))}}function lt(t,e){return t+e.length}function ct(t,e){if(!t)throw new Error(`Torrent is missing required field: ${e}`)}const dt=ut,pt=function(t){t=Object.assign({},t);let e=new Set;t.xt&&"string"==typeof t.xt&&e.add(t.xt),t.xt&&Array.isArray(t.xt)&&(e=new Set(t.xt)),t.infoHashBuffer&&e.add(`urn:btih:${(0,w.V5)(t.infoHashBuffer)}`),t.infoHash&&e.add(`urn:btih:${t.infoHash}`),t.infoHashV2Buffer&&e.add(t.xt=`urn:btmh:1220${(0,w.V5)(t.infoHashV2Buffer)}`),t.infoHashV2&&e.add(`urn:btmh:1220${t.infoHashV2}`);const r=Array.from(e);1===r.length&&(t.xt=r[0]),r.length>1&&(t.xt=r),t.publicKeyBuffer&&(t.xs=`urn:btpk:${(0,w.V5)(t.publicKeyBuffer)}`),t.publicKey&&(t.xs=`urn:btpk:${t.publicKey}`),t.name&&(t.dn=t.name),t.keywords&&(t.kt=t.keywords),t.announce&&(t.tr=t.announce),t.urlList&&(t.ws=t.urlList,delete t.as),t.peerAddresses&&(t["x.pe"]=t.peerAddresses);let i="magnet:?";return Object.keys(t).filter((t=>2===t.length||"x.pe"===t)).forEach(((e,r)=>{const n=Array.isArray(t[e])?t[e]:[t[e]];var s;n.forEach(((t,n)=>{(r>0||n>0)&&("kt"!==e&&"so"!==e||0===n)&&(i+="&"),"dn"===e&&(t=encodeURIComponent(t).replace(/%20/g,"+")),"tr"!==e&&"as"!==e&&"ws"!==e||(t=encodeURIComponent(t)),"xs"!==e||t.startsWith("urn:btpk:")||(t=encodeURIComponent(t)),"kt"===e&&(t=encodeURIComponent(t)),"so"!==e&&(i+="kt"===e&&n>0?`+${t}`:`${e}=${t}`)})),"so"===e&&(i+=`${e}=${s=n,s.reduce(((t,e,r,i)=>(0!==r&&e===i[r-1]+1||t.push([]),t[t.length-1].push(e),t)),[]).map((t=>t.length>1?`${t[0]}-${t[t.length-1]}`:`${t[0]}`))}`)})),i},mt="undefined"!=typeof window?window:self,gt=mt.RTCPeerConnection||mt.mozRTCPeerConnection||mt.webkitRTCPeerConnection,yt=mt.RTCSessionDescription||mt.mozRTCSessionDescription||mt.webkitRTCSessionDescription,bt=mt.RTCIceCandidate||mt.mozRTCIceCandidate||mt.webkitRTCIceCandidate;mt.RTCIceTransport,mt.RTCDataChannel,mt.RTCSctpTransport,mt.RTCDtlsTransport,mt.RTCCertificate,mt.MediaStream,mt.MediaStreamTrack,mt.MediaStreamTrackEvent,mt.RTCPeerConnectionIceEvent,mt.RTCDataChannelEvent,mt.RTCTrackEvent,mt.RTCError,mt.RTCErrorEvent,mt.RTCRtpTransceiver,mt.RTCRtpReceiver,mt.RTCRtpSender;var vt=r(8179),wt=r(6310);const _t=L("simple-peer"),Mt=65536;function St(t){return t.replace(/a=ice-options:trickle\s\n/g,"")}class kt extends vt.Duplex{_pc;constructor(t){if(super(t=Object.assign({allowHalfOpen:!1},t)),this.__objectMode=!!t.objectMode,this._id=(0,w.V5)((0,w.po)(4)).slice(0,7),this._debug("new peer %o",t),this.channelName=t.initiator?t.channelName||(0,w.V5)((0,w.po)(20)):null,this.initiator=t.initiator||!1,this.channelConfig=t.channelConfig||kt.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},kt.config,t.config),this.offerOptions=t.offerOptions||{},this.answerOptions=t.answerOptions||{},this.sdpTransform=t.sdpTransform||(t=>t),this.trickle=void 0===t.trickle||t.trickle,this.allowHalfTrickle=void 0!==t.allowHalfTrickle&&t.allowHalfTrickle,this.iceCompleteTimeout=t.iceCompleteTimeout||5e3,this._destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,!gt)throw"undefined"==typeof window?wt(new Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT"):wt(new Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new gt(this.config)}catch(t){return void this.__destroy(wt(t,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=t=>{this._onIceCandidate(t)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch((t=>{this.__destroy(wt(t,"ERR_PC_PEER_IDENTITY"))})),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=t=>{this._setupData(t)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(t){if(!this._destroying){if(this.destroyed)throw wt(new Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof t)try{t=JSON.parse(t)}catch(e){t={}}this._debug("signal()"),t.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),t.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(t.transceiverRequest.kind,t.transceiverRequest.init)),t.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(t.candidate):this._pendingCandidates.push(t.candidate)),t.sdp&&this._pc.setRemoteDescription(new yt(t)).then((()=>{this.destroyed||(this._pendingCandidates.forEach((t=>{this._addIceCandidate(t)})),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())})).catch((t=>{this.__destroy(wt(t,"ERR_SET_REMOTE_DESCRIPTION"))})),t.sdp||t.candidate||t.renegotiate||t.transceiverRequest||this.__destroy(wt(new Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(t){const e=new bt(t);this._pc.addIceCandidate(e).catch((t=>{var r;!e.address||e.address.endsWith(".local")?(r="Ignoring unsupported ICE candidate.",console.warn(r)):this.__destroy(wt(t,"ERR_ADD_ICE_CANDIDATE"))}))}send(t){if(!this._destroying){if(this.destroyed)throw wt(new Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(t)}}_needsNegotiation(){this._debug("_needsNegotiation"),this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask((()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1})))}negotiate(){if(!this._destroying){if(this.destroyed)throw wt(new Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout((()=>{this._createOffer()}),0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}_final(t){this._readableState.ended||this.push(null),t(null)}__destroy(t){this.end(),this._destroy((()=>{}),t)}_destroy(t,e){this.destroyed||this._destroying||(this._destroying=!0,this._debug("destroying (error: %s)",e&&(e.message||e)),setTimeout((()=>{if(this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(t){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(t){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,e&&this.emit("error",e),t()}),0))}_setupData(t){if(!t.channel)return this.__destroy(wt(new Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=t.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=Mt),this.channelName=this._channel.label,this._channel.onmessage=t=>{this._onChannelMessage(t)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=t=>{const e=t.error instanceof Error?t.error:new Error(`Datachannel error: ${t.message} ${t.filename}:${t.lineno}:${t.colno}`);this.__destroy(wt(e,"ERR_DATA_CHANNEL"))};let e=!1;this._closingInterval=setInterval((()=>{this._channel&&"closing"===this._channel.readyState?(e&&this._onChannelClose(),e=!0):e=!1}),5e3)}_write(t,e){if(this.destroyed)return e(wt(new Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(t)}catch(t){return this.__destroy(wt(t,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>Mt?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=e):e(null)}else this._debug("write before connect"),this._chunk=t,this._cb=e}_onFinish(){if(this.destroyed)return;const t=()=>{setTimeout((()=>this.__destroy()),1e3)};this._connected?t():this.once("connect",t)}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout((()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))}),this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then((t=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(t.sdp=St(t.sdp)),t.sdp=this.sdpTransform(t.sdp);const e=()=>{if(this.destroyed)return;const e=this._pc.localDescription||t;this._debug("signal"),this.emit("signal",{type:e.type,sdp:e.sdp})};this._pc.setLocalDescription(t).then((()=>{this._debug("createOffer success"),this.destroyed||(this.trickle||this._iceComplete?e():this.once("_iceComplete",e))})).catch((t=>{this.__destroy(wt(t,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((t=>{this.__destroy(wt(t,"ERR_CREATE_OFFER"))}))}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then((t=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(t.sdp=St(t.sdp)),t.sdp=this.sdpTransform(t.sdp);const e=()=>{if(this.destroyed)return;const e=this._pc.localDescription||t;this._debug("signal"),this.emit("signal",{type:e.type,sdp:e.sdp}),this.initiator||this._requestMissingTransceivers?.()};this._pc.setLocalDescription(t).then((()=>{this.destroyed||(this.trickle||this._iceComplete?e():this.once("_iceComplete",e))})).catch((t=>{this.__destroy(wt(t,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((t=>{this.__destroy(wt(t,"ERR_CREATE_ANSWER"))}))}_onConnectionStateChange(){this.destroyed||this._destroying||"failed"===this._pc.connectionState&&this.__destroy(wt(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const t=this._pc.iceConnectionState,e=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",t,e),this.emit("iceStateChange",t,e),"connected"!==t&&"completed"!==t||(this._pcReady=!0,this._maybeReady()),"failed"===t&&this.__destroy(wt(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===t&&this.__destroy(wt(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(t){const e=t=>("[object Array]"===Object.prototype.toString.call(t.values)&&t.values.forEach((e=>{Object.assign(t,e)})),t);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then((r=>{const i=[];r.forEach((t=>{i.push(e(t))})),t(null,i)}),(e=>t(e))):this._pc.getStats.length>0?this._pc.getStats((r=>{if(this.destroyed)return;const i=[];r.result().forEach((t=>{const r={};t.names().forEach((e=>{r[e]=t.stat(e)})),r.id=t.id,r.type=t.type,r.timestamp=t.timestamp,i.push(e(r))})),t(null,i)}),(e=>t(e))):t(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const t=()=>{this.destroyed||this._destroying||this.getStats(((e,r)=>{if(this.destroyed||this._destroying)return;e&&(r=[]);const i={},n={},s={};let o=!1;r.forEach((t=>{"remotecandidate"!==t.type&&"remote-candidate"!==t.type||(i[t.id]=t),"localcandidate"!==t.type&&"local-candidate"!==t.type||(n[t.id]=t),"candidatepair"!==t.type&&"candidate-pair"!==t.type||(s[t.id]=t)}));const a=t=>{o=!0;let e=n[t.localCandidateId];e&&(e.ip||e.address)?(this.localAddress=e.ip||e.address,this.localPort=Number(e.port)):e&&e.ipAddress?(this.localAddress=e.ipAddress,this.localPort=Number(e.portNumber)):"string"==typeof t.googLocalAddress&&(e=t.googLocalAddress.split(":"),this.localAddress=e[0],this.localPort=Number(e[1])),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let r=i[t.remoteCandidateId];r&&(r.ip||r.address)?(this.remoteAddress=r.ip||r.address,this.remotePort=Number(r.port)):r&&r.ipAddress?(this.remoteAddress=r.ipAddress,this.remotePort=Number(r.portNumber)):"string"==typeof t.googRemoteAddress&&(r=t.googRemoteAddress.split(":"),this.remoteAddress=r[0],this.remotePort=Number(r[1])),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(r.forEach((t=>{"transport"===t.type&&t.selectedCandidatePairId&&a(s[t.selectedCandidatePairId]),("googCandidatePair"===t.type&&"true"===t.googActiveConnection||("candidatepair"===t.type||"candidate-pair"===t.type)&&t.selected)&&a(t)})),o||Object.keys(s).length&&!Object.keys(n).length){if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(e){return this.__destroy(wt(e,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug('sent chunk from "write before connect"');const t=this._cb;this._cb=null,t(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}else setTimeout(t,100)}))};t()}_onInterval(){!this._cb||!this._channel||this._channel.bufferedAmount>Mt||this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach((t=>{this._pc.removeTrack(t),this._queuedNegotiation=!0})),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(t){this.destroyed||(t.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:t.candidate.candidate,sdpMLineIndex:t.candidate.sdpMLineIndex,sdpMid:t.candidate.sdpMid}}):t.candidate||this._iceComplete||(this._iceComplete=!0,this.emit("_iceComplete")),t.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(t){if(this.destroyed)return;let e=t.data;e instanceof ArrayBuffer?e=new Uint8Array(e):!1===this.__objectMode&&(e=(0,w.L0)(e)),this.push(e)}_onChannelBufferedAmountLow(){if(this.destroyed||!this._cb)return;this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const t=this._cb;this._cb=null,t(null)}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.__destroy())}_debug(){const t=[].slice.call(arguments);t[0]="["+this._id+"] "+t[0],_t.apply(null,t)}}kt.WEBRTC_SUPPORT=!!gt,kt.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},kt.channelConfig={};const Et=kt;var xt=r(1035),At=r(7541),It=r(3278),Tt=r(8957),Pt=r(5658),Ct=r(4343);const Rt=L("webtorrent:conn-pool");class Ot{constructor(t){Rt("create pool (port %s)",t.torrentPort),this._client=t,this._pendingConns=new Set,this._onTCPConnectionBound=t=>{this._onConnection(t,"tcp")},this._onUTPConnectionBound=t=>{this._onConnection(t,"utp")},this._onListening=()=>{this._client._onListening()},this._onTCPError=t=>{this._client._destroy(t)},this._onUTPError=t=>{this._client.utp=!1,this._client.emit("error",t),this._client.listening||this._onListening()},this.tcpServer=Tt.createServer(),this.tcpServer.on("connection",this._onTCPConnectionBound),this.tcpServer.on("error",this._onTCPError),this.tcpServer.listen(t.torrentPort,(()=>{Rt("creating tcpServer in port %s",this.tcpServer.address().port),this._client.utp?(this.utpServer=Ct.createServer(),this.utpServer.on("connection",this._onUTPConnectionBound),this.utpServer.on("listening",this._onListening),this.utpServer.on("error",this._onUTPError),Rt("creating utpServer in port %s",this.tcpServer.address().port),this.utpServer.listen(this.tcpServer.address().port)):this._onListening()}))}destroy(t){if(Rt("destroy conn pool"),this.utpServer&&(this.utpServer.removeListener("connection",this._onUTPConnectionBound),this.utpServer.removeListener("listening",this._onListening),this.utpServer.removeListener("error",this._onUTPError)),this.tcpServer.removeListener("connection",this._onTCPConnectionBound),this.tcpServer.removeListener("error",this._onTCPError),this._pendingConns.forEach((t=>{t.on("error",Bt),t.destroy()})),this.utpServer)try{this.utpServer.close(t)}catch(e){t&&v(t)}try{this.tcpServer.close(t)}catch(e){t&&v(t)}this.tcpServer=null,this.utpServer=null,this._client=null,this._pendingConns=null}_onConnection(t,e){const r=this;if(!t.remoteAddress)return t.on("error",Bt),void t.destroy();r._pendingConns.add(t),t.once("close",o);const i="utp"===e?Pt.default.createUTPIncomingPeer(t,this._client.throttleGroups):Pt.default.createTCPIncomingPeer(t,this._client.throttleGroups),n=i.wire;async function s(t,e){o();const n=await r._client.get(t);if(n)i.swarm||(i.swarm=n,n._addIncomingPeer(i)),i.onHandshake(t,e);else{const e=new Error(`Unexpected info hash ${t} from incoming peer ${i.id}`);i.destroy(e)}}function o(){t.removeListener("close",o),n.removeListener("handshake",s),r._pendingConns&&r._pendingConns.delete(t)}n.once("pe3",(async function(t){const e=await r._client._getByHash(t);e?(i.swarm=e,e._addIncomingPeer(i),i.onPe3(t)):i.destroy(new Error(`Unexpected info hash hash ${t} from incoming peer ${i.id}`))})),n.once("handshake",s)}}function Bt(){}Ot.UTP_SUPPORT=Object.keys(Ct).length>0;var Lt=r(6686),Nt=r(6889);const jt=/^\[?([^\]]+)]?:(\d+)$/;let Ut=new Map;function qt(t){if(1e5===Ut.size&&Ut.clear(),!Ut.has(t)){const e=jt.exec(t);if(!e)throw new Error(`invalid addr: ${t}`);Ut.set(t,[e[1],Number(e[2])])}return Ut.get(t)}var Dt=r(3033),Ht=r(4497);async function*Ft(t,e={}){if(t?.[Symbol.asyncIterator])return void(yield*t[Symbol.asyncIterator](e.offset));if(!t?.get)throw new Error("First argument must be an abstract-chunk-store compliant store");const r=e.chunkLength||t.chunkLength;if(!r)throw new Error("missing required `chunkLength` property");let i=e.length||t.length;if(!Number.isFinite(i))throw new Error("missing required `length` property");const n=e.offset||0,s=(e,r,i)=>new Promise(((n,s)=>{t.get(e,{offset:i,length:r},((t,e)=>{t&&s(t),n(e)}))}));let o=Math.floor(n/r);const a=n%r;if(n){const t=Math.min(i,r-a);i-=t,yield s(o++,t,a)}for(let t=i;t>0;++o,t-=r)yield s(o,Math.min(t,r))}async function zt(t,e,r={}){if(!t?.put)throw new Error("First argument must be an abstract-chunk-store compliant store");const i=r.chunkLength||t.chunkLength;if(!i)throw new Error("missing required `chunkLength` property");const n=r.storeMaxOutstandingPuts||16;let s=0,o=0,a=()=>{},h=!1;for await(const u of l(e,i,{zeroPadding:r.zeroPadding||!1}))await new Promise(((e,r)=>{s++<=n&&e(),t.put(o++,u,(t=>{if(t)return r(t);--s,e(),h&&0===s&&a()}))}));0!==s&&(h=new Promise((t=>{a=t})),await h)}var $t=r(4018),Wt=r(7186);const Kt=/^[\d.]+$/,Vt=/^[\da-fA-F:]+$/,Zt=/^::ffff:/,Gt=(0,w.xW)([re(1047),re(655366528)]),Yt={CONNECT:0,ANNOUNCE:1,SCRAPE:2,ERROR:3},Jt={update:0,completed:1,started:2,stopped:3,paused:4},Xt={0:"update",1:"completed",2:"started",3:"stopped",4:"paused"},Qt={update:"update",completed:"complete",started:"start",stopped:"stop",paused:"pause"},te=15e3,ee=1e3;function re(t){const e=new Uint8Array(4);return new DataView(e.buffer).setUint32(0,t),e}const ie=t=>Wt.parse(t,null,null,{decodeURIComponent:unescape}),ne=t=>{let e=Wt.stringify(t,null,null,{encodeURIComponent:escape});return e=e.replace(/[@*/+]/g,(t=>`%${t.charCodeAt(0).toString(16).toUpperCase()}`)),e},se={DEFAULT_ANNOUNCE_PEERS:50,MAX_ANNOUNCE_PEERS:82,parseUrl:t=>{const e=new URL(t.replace(/^udp:/,"http:"));return t.match(/^udp:/)&&Object.defineProperties(e,{href:{value:e.href.replace(/^http/,"udp")},protocol:{value:e.protocol.replace(/^http/,"udp")},origin:{value:e.origin.replace(/^http/,"udp")}}),e},...i};var oe=r(1314);const ae=class extends n{constructor(t,e){super(),this.client=t,this.announceUrl=e,this.interval=null,this.destroyed=!1}setInterval(t){null==t&&(t=this.DEFAULT_ANNOUNCE_INTERVAL),clearInterval(this.interval),t&&(this.interval=setInterval((()=>{this.announce(this.client._defaultAnnounceOpts())}),t),this.interval.unref&&this.interval.unref())}};var he=r(2085),ue=r(8287).Buffer;const fe=L("bittorrent-tracker:http-tracker"),le=/\/(announce)[^/]*$/;class ce extends ae{constructor(t,e){super(t,e),fe("new http tracker %s",e),this.scrapeUrl=null;const r=this.announceUrl.match(le);if(r){const t=this.announceUrl.slice(0,r.index),e=this.announceUrl.slice(r.index+9);this.scrapeUrl=`${t}/scrape${e}`}this.cleanupFns=[],this.maybeDestroyCleanup=null}announce(t){if(this.destroyed)return;const e=Object.assign({},t,{compact:null==t.compact?1:t.compact,info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary,port:this.client._port});0===e.left||e.left||(e.left=16384),this._trackerId&&(e.trackerid=this._trackerId),this._request(this.announceUrl,e,((t,e)=>{if(t)return this.client.emit("warning",t);this._onAnnounceResponse(e)}))}scrape(t){if(this.destroyed)return;if(!this.scrapeUrl)return void this.client.emit("error",new Error(`scrape not supported ${this.announceUrl}`));const e={info_hash:Array.isArray(t.infoHash)&&t.infoHash.length>0?t.infoHash.map((t=>(0,w.Ht)(t))):t.infoHash&&(0,w.Ht)(t.infoHash)||this.client._infoHashBinary};this._request(this.scrapeUrl,e,((t,e)=>{if(t)return this.client.emit("warning",t);this._onScrapeResponse(e)}))}destroy(t){const e=this;if(this.destroyed)return t(null);let r;if(this.destroyed=!0,clearInterval(this.interval),0===this.cleanupFns.length)return i();function i(){r&&(clearTimeout(r),r=null),e.maybeDestroyCleanup=null,e.cleanupFns.slice(0).forEach((t=>{t()})),e.cleanupFns=[],t(null)}r=setTimeout(i,se.DESTROY_TIMEOUT),this.maybeDestroyCleanup=()=>{0===this.cleanupFns.length&&i()}}async _request(t,e,r){const i=new URL(t+(-1===t.indexOf("?")?"?":"&")+se.querystringStringify(e));let n;this.client._proxyOpts&&(n="https:"===i.protocol?this.client._proxyOpts.httpsAgent:this.client._proxyOpts.httpAgent,!n&&this.client._proxyOpts.socksProxy&&(n=this.client._proxyOpts.socksProxy));const s=()=>{a.signal.aborted||(oe(this.cleanupFns,this.cleanupFns.indexOf(s)),a.abort(),a=null),this.maybeDestroyCleanup&&this.maybeDestroyCleanup()};let o;this.cleanupFns.push(s);let a=function(t){const e=new AbortController;return setTimeout((()=>{e.abort()}),t).unref?.(),e}(se.REQUEST_TIMEOUT);try{o=await nt(i.toString(),{agent:n,signal:a.signal,dispatcher:n,headers:{"user-agent":this.client._userAgent||""}}),o.body.on&&o.body.on("error",r)}catch(t){if(t)return r(t)}let h=new Uint8Array(await o.arrayBuffer());if(s(),this.destroyed)return;if(200!==o.status)return r(new Error(`Non-200 response code ${o.status} from ${this.announceUrl}`));if(!h||0===h.length)return r(new Error(`Invalid tracker response from${this.announceUrl}`));try{h=f.A.decode(h)}catch(t){return r(new Error(`Error decoding tracker response: ${t.message}`))}const u=h["failure reason"]&&(0,w.dU)(h["failure reason"]);if(u)return fe(`failure from ${t} (${u})`),r(new Error(u));const l=h["warning message"]&&(0,w.dU)(h["warning message"]);l&&(fe(`warning from ${t} (${l})`),this.client.emit("warning",new Error(l))),fe(`response from ${t}`),r(null,h)}_onAnnounceResponse(t){const e=t.interval||t["min interval"];e&&this.setInterval(1e3*e);const r=t["tracker id"];r&&(this._trackerId=r);const i=Object.assign({},t,{announce:this.announceUrl,infoHash:(0,w.HB)(t.info_hash||String(t.info_hash))});let n;if(this.client.emit("update",i),ArrayBuffer.isView(t.peers)){try{n=he.multi(ue.from(t.peers))}catch(t){return this.client.emit("warning",t)}n.forEach((t=>{this.client.emit("peer",t)}))}else Array.isArray(t.peers)&&t.peers.forEach((t=>{this.client.emit("peer",`${t.ip}:${t.port}`)}));if(ArrayBuffer.isView(t.peers6)){try{n=he.multi6(ue.from(t.peers6))}catch(t){return this.client.emit("warning",t)}n.forEach((t=>{this.client.emit("peer",t)}))}else Array.isArray(t.peers6)&&t.peers6.forEach((t=>{const e=/^\[/.test(t.ip)||!/:/.test(t.ip)?t.ip:`[${t.ip}]`;this.client.emit("peer",`${e}:${t.port}`)}))}_onScrapeResponse(t){t=t.files||t.host||{};const e=Object.keys(t);0!==e.length?e.forEach((e=>{const r=20!==e.length?(0,w.V5)((0,w.L0)(e)):(0,w.HB)(e),i=Object.assign(t[e],{announce:this.announceUrl,infoHash:r});this.client.emit("scrape",i)})):this.client.emit("warning",new Error("invalid scrape response"))}}ce.prototype.DEFAULT_ANNOUNCE_INTERVAL=18e5;const de=ce;var pe=r(7861),me=r(1220);const ge=L("bittorrent-tracker:udp-tracker");class ye extends ae{constructor(t,e){super(t,e),ge("new udp tracker %s",e),this.cleanupFns=[],this.maybeDestroyCleanup=null}announce(t){this.destroyed||this._request(t)}scrape(t){this.destroyed||(t._scrape=!0,this._request(t))}destroy(t){const e=this;if(this.destroyed)return t(null);let r;if(this.destroyed=!0,clearInterval(this.interval),0===this.cleanupFns.length)return i();function i(){r&&(clearTimeout(r),r=null),e.maybeDestroyCleanup=null,e.cleanupFns.slice(0).forEach((t=>{t()})),e.cleanupFns=[],t(null)}r=setTimeout(i,se.DESTROY_TIMEOUT),this.maybeDestroyCleanup=()=>{0===this.cleanupFns.length&&i()}}_request(t){const e=this;t||(t={});let r,i,n,s,{hostname:o,port:a}=se.parseUrl(this.announceUrl);""===a&&(a=80);let h=be();const u=this.client._proxyOpts&&(f=this.client._proxyOpts.socksProxy,JSON.parse(JSON.stringify(f)));var f;function l(e,o,a){if(e)return d(e);i=o,n=pe.createSocket("udp4"),s=a,r=setTimeout((()=>{"stopped"===t.event?c():d(new Error(`tracker request timed out (${t.event})`)),r=null}),se.REQUEST_TIMEOUT),r.unref&&r.unref(),m((0,w.xW)([se.CONNECTION_ID,se.toUInt32(se.ACTIONS.CONNECT),h]),s),n.once("error",d),n.on("message",p)}function c(){if(r&&(clearTimeout(r),r=null),n){oe(e.cleanupFns,e.cleanupFns.indexOf(c)),n.removeListener("error",d),n.removeListener("message",p),n.on("error",Me);try{n.close()}catch(t){}if(n=null,i){try{i.close()}catch(t){}i=null}}e.maybeDestroyCleanup&&e.maybeDestroyCleanup()}function d(t){if(c(),!e.destroyed){try{t.message&&(t.message+=` (${e.announceUrl})`)}catch(t){}e.client.emit("warning",t)}}function p(r){i&&(r=r.slice(10));const n=new DataView(h.buffer);if(r.length<8||r.readUInt32BE(4)!==n.getUint32(0))return d(new Error("tracker sent invalid transaction id"));const o=r.readUInt32BE(0);switch(ge("UDP response %s, action %s",e.announceUrl,o),o){case 0:if(r.length<16)return d(new Error("invalid udp handshake"));t._scrape?function(r){h=be();const i=Array.isArray(t.infoHash)&&t.infoHash.length>0?(0,w.xW)(t.infoHash):t.infoHash||e.client._infoHashBuffer;m((0,w.xW)([r,se.toUInt32(se.ACTIONS.SCRAPE),h,i]),s)}(r.slice(8,16)):function(t,r){h=be(),m((0,w.xW)([t,se.toUInt32(se.ACTIONS.ANNOUNCE),h,e.client._infoHashBuffer,e.client._peerIdBuffer,_e(r.downloaded),null!=r.left?_e(r.left):(0,w.fk)("ffffffffffffffff"),_e(r.uploaded),se.toUInt32(se.EVENTS[r.event]||0),se.toUInt32(0),se.toUInt32(0),se.toUInt32(r.numwant),ve(e.client._port)]),s)}(r.slice(8,16),t);break;case 1:{if(c(),e.destroyed)return;if(r.length<20)return d(new Error("invalid announce message"));const t=r.readUInt32BE(8);let i;t&&e.setInterval(1e3*t),e.client.emit("update",{announce:e.announceUrl,complete:r.readUInt32BE(16),incomplete:r.readUInt32BE(12)});try{i=he.multi(r.slice(20))}catch(t){return e.client.emit("warning",t)}i.forEach((t=>{e.client.emit("peer",t)}));break}case 2:{if(c(),e.destroyed)return;if(r.length<20||(r.length-8)%12!=0)return d(new Error("invalid scrape message"));const i=Array.isArray(t.infoHash)&&t.infoHash.length>0?t.infoHash.map((t=>t.toString("hex"))):[t.infoHash&&t.infoHash.toString("hex")||e.client.infoHash];for(let t=0,n=(r.length-8)/12;twe||"string"==typeof t){const e=new Uint8Array(8);return new DataView(e.buffer).setBigUint64(0,BigInt(t)),e}return(0,w.xW)([new Uint8Array(4),se.toUInt32(t)])}function Me(){}const Se=ye;var ke=r(1591);const Ee=L("simple-websocket"),xe="function"!=typeof ke?WebSocket:ke;class Ae extends vt.Duplex{constructor(t={}){if("string"==typeof t&&(t={url:t}),super(t=Object.assign({allowHalfOpen:!1},t)),this.__objectMode=!!t.objectMode,null!=t.objectMode&&delete t.objectMode,null==t.url&&null==t.socket)throw new Error("Missing required `url` or `socket` option");if(null!=t.url&&null!=t.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=(0,w.V5)((0,w.po)(4)).slice(0,7),this._debug("new websocket: %o",t),this.connected=!1,this._chunk=null,this._cb=null,this._interval=null,t.socket)this.url=t.socket.url,this._ws=t.socket,this.connected=t.socket.readyState===xe.OPEN;else{this.url=t.url;try{this._ws="function"==typeof ke?new xe(t.url,{...t,encoding:void 0}):new xe(t.url)}catch(t){return void v((()=>this.destroy(t)))}}this._ws.binaryType="arraybuffer",t.socket&&this.connected?v((()=>this._handleOpen())):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=t=>this._handleMessage(t),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=t=>this._handleError(t),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(t){this._ws.send(t)}_final(t){this._readableState.ended||this.push(null),t(null)}_destroy(t){if(!this.destroyed){if(this._writableState.ended||this.end(),this.connected=!1,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const t=this._ws,e=()=>{t.onclose=null};if(t.readyState===xe.CLOSED)e();else try{t.onclose=e,t.close()}catch(t){e()}t.onopen=null,t.onmessage=null,t.onerror=()=>{}}this._ws=null,t()}}_write(t,e){if(this.destroyed)return e(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(t)}catch(t){return this.destroy(t)}"function"!=typeof ke&&this._ws.bufferedAmount>65536?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=e):e(null)}else this._debug("write before connect"),this._chunk=t,this._cb=e}_handleOpen(){if(!this.connected&&!this.destroyed){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(t){return this.destroy(t)}this._chunk=null,this._debug('sent chunk from "write before connect"');const t=this._cb;this._cb=null,t(null)}"function"!=typeof ke&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(t){if(this.destroyed)return;let e=t.data;e instanceof ArrayBuffer&&(e=new Uint8Array(e)),!1===this.__objectMode&&(e=(0,w.L0)(e)),this.push(e)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(t){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(this.destroyed)return;const t=()=>{setTimeout((()=>this.destroy()),1e3)};this.connected?t():this.once("connect",t)}_onInterval(){if(!this._cb||!this._ws||this._ws.bufferedAmount>65536)return;this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const t=this._cb;this._cb=null,t(null)}_debug(){const t=[].slice.call(arguments);t[0]="["+this._id+"] "+t[0],Ee.apply(null,t)}}Ae.WEBSOCKET_SUPPORT=!!xe;const Ie=L("bittorrent-tracker:websocket-tracker"),Te={};class Pe extends ae{constructor(t,e){super(t,e),Ie("new websocket tracker %s",e),this.peers={},this.socket=null,this.reconnecting=!1,this.retries=0,this.reconnectTimer=null,this.expectingResponse=!1,this._openSocket()}announce(t){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.announce(t)}));const e=Object.assign({},t,{action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary});if(this._trackerId&&(e.trackerid=this._trackerId),"stopped"===t.event||"completed"===t.event)this._send(e);else{const r=Math.min(t.numwant,5);this._generateOffers(r,(t=>{e.numwant=r,e.offers=t,this._send(e)}))}}scrape(t){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.scrape(t)}));const e={action:"scrape",info_hash:Array.isArray(t.infoHash)&&t.infoHash.length>0?t.infoHash.map((t=>(0,w.Ht)(t))):t.infoHash&&(0,w.Ht)(t.infoHash)||this.client._infoHashBinary};this._send(e)}destroy(t=Ce){if(this.destroyed)return t(null);this.destroyed=!0,clearInterval(this.interval),clearTimeout(this.reconnectTimer);for(const t in this.peers){const e=this.peers[t];clearTimeout(e.trackerTimeout),e.destroy()}if(this.peers=null,this.socket&&(this.socket.removeListener("connect",this._onSocketConnectBound),this.socket.removeListener("data",this._onSocketDataBound),this.socket.removeListener("close",this._onSocketCloseBound),this.socket.removeListener("error",this._onSocketErrorBound),this.socket=null),this._onSocketConnectBound=null,this._onSocketErrorBound=null,this._onSocketDataBound=null,this._onSocketCloseBound=null,Te[this.announceUrl]&&(Te[this.announceUrl].consumers-=1),Te[this.announceUrl].consumers>0)return t();let e,r=Te[this.announceUrl];if(delete Te[this.announceUrl],r.on("error",Ce),r.once("close",t),!this.expectingResponse)return i();function i(){e&&(clearTimeout(e),e=null),r.removeListener("data",i),r.destroy(),r=null}e=setTimeout(i,se.DESTROY_TIMEOUT),r.once("data",i)}_openSocket(){if(this.destroyed=!1,this.peers||(this.peers={}),this._onSocketConnectBound=()=>{this._onSocketConnect()},this._onSocketErrorBound=t=>{this._onSocketError(t)},this._onSocketDataBound=t=>{this._onSocketData(t)},this._onSocketCloseBound=()=>{this._onSocketClose()},this.socket=Te[this.announceUrl],this.socket)Te[this.announceUrl].consumers+=1,this.socket.connected&&this._onSocketConnectBound();else{const t=new URL(this.announceUrl);let e;this.client._proxyOpts&&(e="wss:"===t.protocol?this.client._proxyOpts.httpsAgent:this.client._proxyOpts.httpAgent,!e&&this.client._proxyOpts.socksProxy&&(e=this.client._proxyOpts.socksProxy)),this.socket=Te[this.announceUrl]=new Ae({url:this.announceUrl,agent:e}),this.socket.consumers=1,this.socket.once("connect",this._onSocketConnectBound)}this.socket.on("data",this._onSocketDataBound),this.socket.once("close",this._onSocketCloseBound),this.socket.once("error",this._onSocketErrorBound)}_onSocketConnect(){this.destroyed||this.reconnecting&&(this.reconnecting=!1,this.retries=0,this.announce(this.client._defaultAnnounceOpts()))}_onSocketData(t){if(!this.destroyed){this.expectingResponse=!1;try{t=JSON.parse((0,w.dU)(t))}catch(t){return void this.client.emit("warning",new Error("Invalid tracker response"))}"announce"===t.action?this._onAnnounceResponse(t):"scrape"===t.action?this._onScrapeResponse(t):this._onSocketError(new Error(`invalid action in WS response: ${t.action}`))}}_onAnnounceResponse(t){if(t.info_hash!==this.client._infoHashBinary)return void Ie("ignoring websocket data from %s for %s (looking for %s: reused socket)",this.announceUrl,(0,w.HB)(t.info_hash),this.client.infoHash);if(t.peer_id&&t.peer_id===this.client._peerIdBinary)return;Ie("received %s from %s for %s",JSON.stringify(t),this.announceUrl,this.client.infoHash);const e=t["failure reason"];if(e)return this.client.emit("warning",new Error(e));const r=t["warning message"];r&&this.client.emit("warning",new Error(r));const i=t.interval||t["min interval"];i&&this.setInterval(1e3*i);const n=t["tracker id"];if(n&&(this._trackerId=n),null!=t.complete){const e=Object.assign({},t,{announce:this.announceUrl,infoHash:(0,w.HB)(t.info_hash)});this.client.emit("update",e)}let s;if(t.offer&&t.peer_id&&(Ie("creating peer (from remote offer)"),s=this._createPeer(),s.id=(0,w.HB)(t.peer_id),s.once("signal",(e=>{const r={action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary,to_peer_id:t.peer_id,answer:e,offer_id:t.offer_id};this._trackerId&&(r.trackerid=this._trackerId),this._send(r)})),this.client.emit("peer",s),s.signal(t.offer)),t.answer&&t.peer_id){const e=(0,w.HB)(t.offer_id);s=this.peers[e],s?(s.id=(0,w.HB)(t.peer_id),this.client.emit("peer",s),s.signal(t.answer),clearTimeout(s.trackerTimeout),s.trackerTimeout=null,delete this.peers[e]):Ie(`got unexpected answer: ${JSON.stringify(t.answer)}`)}}_onScrapeResponse(t){t=t.files||{};const e=Object.keys(t);0!==e.length?e.forEach((e=>{const r=Object.assign(t[e],{announce:this.announceUrl,infoHash:(0,w.HB)(e)});this.client.emit("scrape",r)})):this.client.emit("warning",new Error("invalid scrape response"))}_onSocketClose(){this.destroyed||(this.destroy(),this._startReconnectTimer())}_onSocketError(t){this.destroyed||(this.destroy(),this.client.emit("warning",t),this._startReconnectTimer())}_startReconnectTimer(){const t=Math.floor(3e5*Math.random())+Math.min(1e4*Math.pow(2,this.retries),36e5);this.reconnecting=!0,clearTimeout(this.reconnectTimer),this.reconnectTimer=setTimeout((()=>{this.retries++,this._openSocket()}),t),this.reconnectTimer.unref&&this.reconnectTimer.unref(),Ie("reconnecting socket in %s ms",t)}_send(t){if(this.destroyed)return;this.expectingResponse=!0;const e=JSON.stringify(t);Ie("send %s",e),this.socket.send(e)}_generateOffers(t,e){const r=this,i=[];Ie("generating %s offers",t);for(let e=0;e{i.push({offer:e,offer_id:(0,w.Ht)(t)}),s()})),e.trackerTimeout=setTimeout((()=>{Ie("tracker timeout: destroying peer"),e.trackerTimeout=null,delete r.peers[t],e.destroy()}),5e4),e.trackerTimeout.unref&&e.trackerTimeout.unref()}function s(){i.length===t&&(Ie("generated %s offers",t),e(i))}s()}_createPeer(t){const e=this;t=Object.assign({trickle:!1,config:e.client._rtcConfig,wrtc:e.client._wrtc},t);const r=new Et(t);return r.once("error",i),r.once("connect",(function t(){r.removeListener("error",i),r.removeListener("connect",t)})),r;function i(t){e.client.emit("warning",new Error(`Connection error: ${t.message}`)),r.destroy()}}}function Ce(){}Pe.prototype.DEFAULT_ANNOUNCE_INTERVAL=3e4,Pe._socketPool=Te;const Re=Pe;var Oe=r(717);const Be=L("bittorrent-tracker:client");class Le extends n{constructor(t={}){if(super(),!t.peerId)throw new Error("Option `peerId` is required");if(!t.infoHash)throw new Error("Option `infoHash` is required");if(!t.announce)throw new Error("Option `announce` is required");if(!Oe.browser&&!t.port)throw new Error("Option `port` is required");this.peerId="string"==typeof t.peerId?t.peerId:(0,w.V5)(t.peerId),this._peerIdBuffer=(0,w.fk)(this.peerId),this._peerIdBinary=(0,w.Ht)(this.peerId),this.infoHash="string"==typeof t.infoHash?t.infoHash.toLowerCase():(0,w.V5)(t.infoHash),this._infoHashBuffer=(0,w.fk)(this.infoHash),this._infoHashBinary=(0,w.Ht)(this.infoHash),Be("new client %s",this.infoHash),this.destroyed=!1,this._port=t.port,this._getAnnounceOpts=t.getAnnounceOpts,this._rtcConfig=t.rtcConfig,this._userAgent=t.userAgent,this._proxyOpts=t.proxyOpts,this._wrtc="function"==typeof t.wrtc?t.wrtc():t.wrtc;let e="string"==typeof t.announce?[t.announce]:null==t.announce?[]:t.announce;e=e.map((t=>(ArrayBuffer.isView(t)&&(t=(0,w.dU)(t)),"/"===t[t.length-1]&&(t=t.substring(0,t.length-1)),t))),e=Array.from(new Set(e));const r=!1!==this._wrtc&&(!!this._wrtc||Et.WEBRTC_SUPPORT),i=t=>{v((()=>{this.emit("warning",t)}))};this._trackers=e.map((t=>{let e;try{e=se.parseUrl(t)}catch(e){return i(new Error(`Invalid tracker URL: ${t}`)),null}const n=e.port;if(n<0||n>65535)return i(new Error(`Invalid tracker port: ${t}`)),null;const s=e.protocol;return"http:"!==s&&"https:"!==s||"function"!=typeof de?"udp:"===s&&"function"==typeof Se?new Se(this,t):"ws:"!==s&&"wss:"!==s||!r||"ws:"===s&&"undefined"!=typeof window&&"https:"===window.location.protocol?(i(new Error(`Unsupported tracker protocol: ${t}`)),null):new Re(this,t):new de(this,t)})).filter(Boolean)}start(t){(t=this._defaultAnnounceOpts(t)).event="started",Be("send `start` %o",t),this._announce(t),this._trackers.forEach((t=>{t.setInterval()}))}stop(t){(t=this._defaultAnnounceOpts(t)).event="stopped",Be("send `stop` %o",t),this._announce(t)}complete(t){t||(t={}),(t=this._defaultAnnounceOpts(t)).event="completed",Be("send `complete` %o",t),this._announce(t)}update(t){(t=this._defaultAnnounceOpts(t)).event&&delete t.event,Be("send `update` %o",t),this._announce(t)}_announce(t){this._trackers.forEach((e=>{e.announce(t)}))}scrape(t){Be("send `scrape`"),t||(t={}),this._trackers.forEach((e=>{e.scrape(t)}))}setInterval(t){Be("setInterval %d",t),this._trackers.forEach((e=>{e.setInterval(t)}))}destroy(t){if(this.destroyed)return;this.destroyed=!0,Be("destroy");const e=this._trackers.map((t=>e=>{t.destroy(e)}));b(e,t),this._trackers=[],this._getAnnounceOpts=null}_defaultAnnounceOpts(t={}){return null==t.numwant&&(t.numwant=se.DEFAULT_ANNOUNCE_PEERS),null==t.uploaded&&(t.uploaded=0),null==t.downloaded&&(t.downloaded=0),this._getAnnounceOpts&&(t=Object.assign({},t,this._getAnnounceOpts())),t}}Le.scrape=(t,e)=>{if(e=M(e),!t.infoHash)throw new Error("Option `infoHash` is required");if(!t.announce)throw new Error("Option `announce` is required");const r=Object.assign({},t,{infoHash:Array.isArray(t.infoHash)?t.infoHash[0]:t.infoHash,peerId:(0,w.L0)("01234567890123456789"),port:6881}),i=new Le(r);i.once("error",e),i.once("warning",e);let n=Array.isArray(t.infoHash)?t.infoHash.length:1;const s={};return i.on("scrape",(t=>{if(n-=1,s[t.infoHash]=t,0===n){i.destroy();const t=Object.keys(s);1===t.length?e(null,s[t[0]]):e(null,s)}})),i.scrape({infoHash:t.infoHash}),i};const Ne=Le;r(7936);const je=L("bittorrent-lsd"),Ue="239.192.152.143",qe=6771;class De extends n.EventEmitter{constructor(t={}){if(super(),!t.peerId)throw new Error("Option `peerId` is required");if(!t.infoHash)throw new Error("Option `infoHash` is required");if(!t.port)throw new Error("Option `port` is required");this.peerId="string"==typeof t.peerId?t.peerId:t.peerId.toString("hex"),this.infoHash="string"==typeof t.infoHash?t.infoHash.toLowerCase():t.infoHash.toString("hex"),this.port="string"==typeof t.port?t.port:t.port.toString(),this.cookie=`bittorrent-lsd-${this.peerId}`,this.destroyed=!1,this.annouceIntervalId=null,this.server=pe.createSocket({type:"udp4",reuseAddr:!0});this.server.on("listening",(()=>{je("listening");try{this.server.addMembership(Ue)}catch(t){this.emit("warning",t)}})),this.server.on("message",((t,e)=>{je("message",t.toString(),`${e.address}:${e.port}`);const r=this._parseAnnounce(t.toString());null!==r&&r.cookie!==this.cookie&&r.infoHash.forEach((t=>{this.emit("peer",`${e.address}:${r.port}`,t)}))})),this.server.on("error",(t=>{this.emit("error",t)}))}_parseAnnounce(t){je("parse announce",t);const e=t.split("\r\n");if("BT-SEARCH * HTTP/1.1"!==e[0])return this.emit("warning","Invalid LSD announce (header)"),null;const r=e[1].split("Host: ")[1];if(!(t=>/^(239.192.152.143|\[ff15::efc0:988f]):6771$/.test(t))(r))return this.emit("warning","Invalid LSD announce (host)"),null;const i=e[2].split("Port: ")[1];if(!(t=>/^\d+$/.test(t))(i))return this.emit("warning","Invalid LSD announce (port)"),null;const n=e.filter((t=>t.includes("Infohash: "))).map((t=>t.split("Infohash: ")[1])).filter((t=>(t=>/^[0-9a-fA-F]{40}$/.test(t))(t)));if(0===n.length)return this.emit("warning","Invalid LSD announce (infoHash)"),null;return{host:r,port:i,infoHash:n,cookie:e.filter((t=>t.includes("cookie: "))).map((t=>t.split("cookie: ")[1])).reduce(((t,e)=>e),null)}}destroy(t){this.destroyed||(this.destroyed=!0,je("destroy"),clearInterval(this.annouceIntervalId),this.server.close(t))}start(){je("start"),this.server.bind(qe),this._announce(),this.annouceIntervalId=setInterval((()=>{this._announce()}),3e5)}_announce(){je("send announce");const t=`BT-SEARCH * HTTP/1.1\r\nHost: ${`${Ue}:6771`}\r\nPort: ${this.port}\r\nInfohash: ${this.infoHash}\r\ncookie: ${this.cookie}\r\n\r\n\r\n`;this.server.send(t,qe,Ue)}}const He=De;var Fe=r(717);const ze=L("torrent-discovery");class $e extends n.EventEmitter{constructor(t){if(super(),!t.peerId)throw new Error("Option `peerId` is required");if(!t.infoHash)throw new Error("Option `infoHash` is required");if(!Fe.browser&&!t.port)throw new Error("Option `port` is required");this.peerId="string"==typeof t.peerId?t.peerId:t.peerId.toString("hex"),this.infoHash="string"==typeof t.infoHash?t.infoHash.toLowerCase():t.infoHash.toString("hex"),this._port=t.port,this._userAgent=t.userAgent,this.destroyed=!1,this._announce=t.announce||[],this._intervalMs=t.intervalMs||9e5,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=t=>{this.emit("warning",t)},this._onError=t=>{this.emit("error",t)},this._onDHTPeer=(t,e)=>{e.toString("hex")===this.infoHash&&this.emit("peer",`${t.host}:${t.port}`,"dht")},this._onTrackerPeer=t=>{this.emit("peer",t,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=(t,e)=>{this.emit("peer",t,"lsd")};const e=(t,e)=>{const r=new et(e);return r.on("warning",this._onWarning),r.on("error",this._onError),r.listen(t),this._internalDHT=!0,r};!1===t.tracker?this.tracker=null:t.tracker&&"object"==typeof t.tracker?(this._trackerOpts=Object.assign({},t.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),!1===t.dht||"function"!=typeof et?this.dht=null:t.dht&&"function"==typeof t.dht.addNode?this.dht=t.dht:t.dht&&"object"==typeof t.dht?this.dht=e(t.dhtPort,t.dht):this.dht=e(t.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),!1===t.lsd||"function"!=typeof He?this.lsd=null:this.lsd=this._createLSD()}updatePort(t){t!==this._port&&(this._port=t,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy((()=>{this.tracker=this._createTracker()}))))}complete(t){this.tracker&&this.tracker.complete(t)}destroy(t){if(this.destroyed)return;this.destroyed=!0,clearTimeout(this._dhtTimeout);const e=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),e.push((t=>{this.tracker.destroy(t)}))),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),e.push((t=>{this.dht.destroy(t)}))),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),e.push((t=>{this.lsd.destroy(t)}))),b(e,t),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}_createTracker(){const t=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),e=new Ne(t);return e.on("warning",this._onWarning),e.on("error",this._onError),e.on("peer",this._onTrackerPeer),e.on("update",this._onTrackerAnnounce),e.setInterval(this._intervalMs),e.start(),e}_dhtAnnounce(){this._dhtAnnouncing||(ze("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,(t=>{this._dhtAnnouncing=!1,ze("dht announce complete"),t&&this.emit("warning",t),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout((()=>{this._dhtAnnounce()}),this._intervalMs+Math.floor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())})))}_createLSD(){const t=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),e=new He(t);return e.on("warning",this._onWarning),e.on("error",this._onError),e.on("peer",this._onLSDPeer),e.start(),e}}const We=$e;var Ke=r(4862),Ve=r(3714);const Ze=L("lt_donthave"),Ge=()=>{class t extends n.EventEmitter{constructor(t){super(),this._peerSupports=!1,this._wire=t}onExtendedHandshake(){this._peerSupports=!0}onMessage(t){let e;try{e=new DataView(t.buffer).getUint32(0)}catch(t){return}this._wire.peerPieces.get(e)&&(Ze("got donthave %d",e),this._wire.peerPieces.set(e,!1),this.emit("donthave",e),this._failRequests(e))}donthave(t){if(!this._peerSupports)return;Ze("donthave %d",t);const e=new Uint8Array(4);new DataView(e.buffer).setUint32(0,t),this._wire.extended("lt_donthave",e)}_failRequests(t){const e=this._wire.requests;for(let r=0;r{class e extends n.EventEmitter{constructor(e){super(),this._wire=e,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new Dt.A(0,{grow:1e3}),ArrayBuffer.isView(t)&&this.setMetadata(t)}onHandshake(t,e,r){this._infoHash=t}onExtendedHandshake(t){return t.m&&t.m.ut_metadata?t.metadata_size?"number"!=typeof t.metadata_size||1e7this._metadataSize&&(r=this._metadataSize);const i=this.metadata.slice(e,r);this._data(t,i,this._metadataSize)}_onData(t,e,r){e.length>er||!this._fetching||(this.metadata.set(e,t*er),this._bitfield.set(t),this._checkDone())}_onReject(t){this._remainingRejects>0&&this._fetching?(this._request(t),this._remainingRejects-=1):this.emit("warning",new Error('Peer sent "reject" too much'))}_requestPieces(){if(this._fetching){this.metadata=new Uint8Array(this._metadataSize);for(let t=0;t0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))}}return e.prototype.name="ut_metadata",e};var ir=r(640),nr=r(8287).Buffer;const sr=t=>("string"==typeof t&&(t=[t]),nr.concat(t.map((t=>{const e=qt(t);if(2!==e.length)throw new Error("invalid address format, expecting: 10.10.10.5:128");const r=ir.parse(e[0]),i=nr.from(r.toByteArray()),n=e[1],s=nr.allocUnsafe(2);return s.writeUInt16BE(n,0),nr.concat([i,s])}))));var or=r(8287).Buffer;const ar={prefersEncryption:1,isSender:2,supportsUtp:4,supportsUtHolepunch:8,isReachable:16},hr=()=>{class t extends n.EventEmitter{constructor(t){super(),this._wire=t,this._intervalId=null,this._lastMessageTimestamp=0,this.reset()}start(){clearInterval(this._intervalId),this._intervalId=setInterval((()=>this._sendMessage()),65e3),this._intervalId.unref&&this._intervalId.unref()}stop(){clearInterval(this._intervalId),this._intervalId=null}reset(){this._remoteAddedPeers={},this._remoteDroppedPeers={},this._localAddedPeers={},this._localDroppedPeers={},this.stop()}addPeer(t,e={}){this._addPeer(t,this._encodeFlags(e),4)}addPeer6(t,e={}){this._addPeer(t,this._encodeFlags(e),6)}_addPeer(t,e,r){t.includes(":")&&(t in this._remoteAddedPeers||(t in this._localDroppedPeers&&delete this._localDroppedPeers[t],this._localAddedPeers[t]={ip:r,flags:e}))}dropPeer(t){this._dropPeer(t,4)}dropPeer6(t){this._dropPeer(t,6)}_dropPeer(t,e){t.includes(":")&&(t in this._remoteDroppedPeers||(t in this._localAddedPeers&&delete this._localAddedPeers[t],this._localDroppedPeers[t]={ip:e}))}onExtendedHandshake(t){if(!t.m||!t.m.ut_pex)return this.emit("warning",new Error("Peer does not support ut_pex"))}onMessage(t){const e=Date.now();if(e-this._lastMessageTimestamp<6e4)return this.reset(),this._wire.destroy(),this.emit("warning",new Error("Peer disconnected for sending PEX messages too frequently"));let r;this._lastMessageTimestamp=e;try{r=f.A.decode(t),r.added&&he.multi(or.from(r.added)).forEach(((t,e)=>{if(delete this._remoteDroppedPeers[t],!(t in this._remoteAddedPeers)){const i=r["added.f"][e];this._remoteAddedPeers[t]={ip:4,flags:i},this.emit("peer",t,this._decodeFlags(i))}})),r.added6&&he.multi6(or.from(r.added6)).forEach(((t,e)=>{if(delete this._remoteDroppedPeers[t],!(t in this._remoteAddedPeers)){const i=r["added6.f"][e];this._remoteAddedPeers[t]={ip:6,flags:i},this.emit("peer",t,this._decodeFlags(i))}})),r.dropped&&he.multi(or.from(r.dropped)).forEach((t=>{delete this._remoteAddedPeers[t],t in this._remoteDroppedPeers||(this._remoteDroppedPeers[t]={ip:4},this.emit("dropped",t))})),r.dropped6&&he.multi6(or.from(r.dropped6)).forEach((t=>{delete this._remoteAddedPeers[t],t in this._remoteDroppedPeers||(this._remoteDroppedPeers[t]={ip:6},this.emit("dropped",t))}))}catch(t){}}_decodeFlags(t){return{prefersEncryption:!!(t&ar.prefersEncryption),isSender:!!(t&ar.isSender),supportsUtp:!!(t&ar.supportsUtp),supportsUtHolepunch:!!(t&ar.supportsUtHolepunch),isReachable:!!(t&ar.isReachable)}}_encodeFlags(t){return Object.keys(t).reduce(((e,r)=>!0===t[r]?e|ar[r]:e),0)}_sendMessage(){const t=Object.keys(this._localAddedPeers).slice(0,50),e=Object.keys(this._localDroppedPeers).slice(0,50),r=(t,e)=>4===t[e].ip,i=(t,e)=>6===t[e].ip,n=(t,e)=>t[e].flags,s=sr(t.filter((t=>r(this._localAddedPeers,t)))),o=sr(t.filter((t=>i(this._localAddedPeers,t)))),a=sr(e.filter((t=>r(this._localDroppedPeers,t)))),h=sr(e.filter((t=>i(this._localDroppedPeers,t)))),u=or.from(t.filter((t=>r(this._localAddedPeers,t))).map((t=>n(this._localAddedPeers,t)))),f=or.from(t.filter((t=>i(this._localAddedPeers,t))).map((t=>n(this._localAddedPeers,t))));t.forEach((t=>delete this._localAddedPeers[t])),e.forEach((t=>delete this._localDroppedPeers[t])),this._wire.extended("ut_pex",{added:s,"added.f":u,dropped:a,added6:o,"added6.f":f,dropped6:h})}}return t.prototype.name="ut_pex",t};var ur=r(1133);const fr=L("webtorrent:file-iterator");class lr extends n{constructor(t,{start:e,end:r}){super(),this._torrent=t._torrent,this._pieceLength=t._torrent.pieceLength,this._startPiece=(e+t.offset)/this._pieceLength|0,this._endPiece=(r+t.offset)/this._pieceLength|0,this._piece=this._startPiece,this._offset=e+t.offset-this._startPiece*this._pieceLength,this._missing=r-e+1,this._criticalLength=Math.min(1048576/this._pieceLength|0,2),this._torrent._select(this._startPiece,this._endPiece,1,null,!0),this.destroyed=!1}[Symbol.asyncIterator](){return this}next(){return new Promise(((t,e)=>{if(0===this._missing||this.destroyed)return t({done:!0}),this.destroy();const r=(i,n)=>{if(!this._torrent.bitfield.get(i)){const t=e=>{(e===i||this.destroyed)&&(this._torrent.removeListener("verified",t),r(i,n))};return this._torrent.on("verified",t),this._torrent.critical(i,i+this._criticalLength)}if(this._torrent.destroyed)return e(new Error("Torrent removed"));this._torrent.store.get(i,n,((r,n)=>this.destroyed?t({done:!0}):(fr("read %s and yielding (length %s) (err %s)",i,n?.length,r?.message),r?e(r):void t({value:n,done:!1}))))},i=Math.min(this._missing,this._pieceLength-this._offset);r(this._piece++,{length:i,offset:this._offset}),this._missing-=i,this._offset=0}))}async return(){return this.destroy(),{done:!0}}async throw(t){throw t}destroy(t=()=>{},e){this.destroyed||(this.destroyed=!0,this._torrent.destroyed||this._torrent._deselect(this._startPiece,this._endPiece,!0),this.emit("return"),t(e))}}class cr extends n{constructor(t,e){super(),this._torrent=t,this._destroyed=!1,this._fileStreams=new Set,this._iterators=new Set,this.name=e.name,this.path=e.path,this.length=e.length,this.size=e.length,this.type=ur.getType(this.name)||"application/octet-stream",this.offset=e.offset,this.done=!1;const r=e.offset,i=r+e.length-1;this._startPiece=r/this._torrent.pieceLength|0,this._endPiece=i/this._torrent.pieceLength|0,0===this.length&&(this.done=!0,this.emit("done")),this._client=t.client}get downloaded(){if(this._destroyed||!this._torrent.bitfield)return 0;const{pieces:t,bitfield:e,pieceLength:r,lastPieceLength:i}=this._torrent,{_startPiece:n,_endPiece:s}=this,o=n=>{const s=n===t.length-1?i:r;return e.get(n)?s:s-t[n].missing};let a=0;for(let e=n;e<=s;e+=1){const h=o(e);if(a+=h,e===n){const t=this.offset%r;a-=Math.min(t,h)}if(e===s){const e=(s===t.length-1?i:r)-(this.offset+this.length)%r;a-=Math.min(e,h)}}return a}get progress(){return this.length?this.downloaded/this.length:0}select(t){0!==this.length&&this._torrent.select(this._startPiece,this._endPiece,t)}deselect(){0!==this.length&&this._torrent.deselect(this._startPiece,this._endPiece)}[Symbol.asyncIterator](t={}){if(0===this.length)return async function*(){}();const{start:e=0}=t??{},r=t?.end&&t.end{this._iterators.delete(i)})),i}createReadStream(t){const e=this[Symbol.asyncIterator](t),r=vt.Readable.from(e);return this._fileStreams.add(r),r.once("close",(()=>{this._fileStreams.delete(r)})),r}async arrayBuffer(t={}){const{start:e=0}=t,r=t?.end&&t.end{e=this[Symbol.asyncIterator](t)},async pull(t){const{value:r,done:i}=await e.next();i?t.close():t.enqueue(r)},cancel(){e.return()}})}get streamURL(){if(!this._client._server)throw new Error("No server created");return`${this._client._server.pathname}/${this._torrent.infoHash}/${this.path}`}streamTo(t){return t.src=this.streamURL,t}includes(t){return this._startPiece<=t&&this._endPiece>=t}_destroy(){this._destroyed=!0,this._torrent=null;for(const t of this._fileStreams)t.destroy();this._fileStreams.clear();for(const t of this._iterators)t.destroy();this._iterators.clear()}}class dr{constructor(t){this._torrent=t,this._numPieces=t.pieces.length,this._pieces=new Array(this._numPieces),this._onWire=t=>{this.recalculate(),this._initWire(t)},this._onWireHave=t=>{this._pieces[t]+=1},this._onWireBitfield=()=>{this.recalculate()},this._torrent.wires.forEach((t=>{this._initWire(t)})),this._torrent.on("wire",this._onWire),this.recalculate()}getRarestPiece(t){let e=[],r=1/0;for(let i=0;i{this._cleanupWireEvents(t)})),this._torrent=null,this._pieces=null,this._onWire=null,this._onWireHave=null,this._onWireBitfield=null}_initWire(t){t._onClose=()=>{this._cleanupWireEvents(t);for(let e=0;e{const i=await(0,w.tW)(t,"hex");if(this.destroyed)return;this.handshake(e,i);const n=this._torrent.pieces.length,s=new Dt.A(n);for(let t=0;t<=n;t++)s.set(t,!0);this.bitfield(s)})),this.once("interested",(()=>{gr("interested"),this.unchoke()})),this.on("uninterested",(()=>{gr("uninterested")})),this.on("choke",(()=>{gr("choke")})),this.on("unchoke",(()=>{gr("unchoke")})),this.on("bitfield",(()=>{gr("bitfield")})),this.lt_donthave.on("donthave",(()=>{gr("donthave")})),this.on("request",((t,e,r,i)=>{gr("request pieceIndex=%d offset=%d length=%d",t,e,r),this.httpRequest(t,e,r,((e,r)=>{if(e){this.lt_donthave.donthave(t);const e=setTimeout((()=>{this.destroyed||this.have(t)}),1e4);e.unref&&e.unref()}i(e,r)}))}))}async httpRequest(t,e,r,i){i=M(i);const n=t*this._torrent.pieceLength+e,s=n+r-1,o=this._torrent.files;let a,h;if(o.length<=1)a=[{url:this.url,start:n,end:s}];else{const t=o.filter((t=>t.offset<=s&&t.offset+t.length>n));if(t.length<1)return i(new Error("Could not find file corresponding to web seed range request"));a=t.map((t=>{const e=t.offset+t.length-1;return{url:this.url+("/"===this.url[this.url.length-1]?"":"/")+t.path.replace(this._torrent.path,""),fileOffsetInRange:Math.max(t.offset-n,0),start:Math.max(n-t.offset,0),end:Math.min(e,s-t.offset)}}))}try{h=await Promise.all(a.map((async({start:i,end:n,url:s})=>{gr("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",s,t,e,r,i,n);const o=await nt(s,{cache:"no-store",method:"GET",headers:{"Cache-Control":"no-store","user-agent":`WebTorrent/${mr} (https://webtorrent.io)`,range:`bytes=${i}-${n}`},signal:AbortSignal.timeout(6e4)});if(!o.ok)throw new Error(`Unexpected HTTP status code ${o.status}`);const a=new Uint8Array(await o.arrayBuffer());return gr("Got data of length %d",a.length),a})))}catch(t){return i(t)}i(null,(0,w.xW)(h))}destroy(){super.destroy(),this._torrent=null}}class br{_items=[];remove(t){for(let e=0;e=0&&0!==t.from&&i.push(n);const s={...r,from:t.to+1};s.to-s.from>=0&&i.push(s),this._items.splice(e,1,...i),e=e-1+i.length}else Mr(t,r)&&(this._items.splice(e,1),e--)}}insert(t){if(t.from>t.to)throw new Error("Invalid interval");if(!t.isStreamSelection){const{notify:e}=t,r=[];for(const e of this._items)e.notify&&Sr(t,e)&&r.push(e.notify);r.length>0&&(t.notify=()=>{r.forEach((t=>t())),e?.()}),this.remove(t)}this._items.push(t)}sort(t=(t,e)=>t.from-e.from){this._items.sort(t)}get length(){return this._items.length}get(t){return this._items[t]}swap(t,e){const r=this._items[t];this._items[t]=this._items[e],this._items[e]=r}clear(){this._items.length=0}*[Symbol.iterator](){for(let t=0;t{this._items.splice(t,1),t--},yield e,delete e.remove}}}function vr(t,e){return t.from<=e.to&&t.from>e.from&&t.to>e.to}function wr(t,e){return t.to>=e.from&&t.to=e.from&&t.to<=e.to&&i=e.to}const Sr=(t,e)=>()=>vr(t,e)||wr(t,e)||_r(t,e)||Mr(t,e);var kr=r(717);const Er=L("webtorrent:torrent"),xr=5e3,Ar=3*Xe.BLOCK_LENGTH,Ir=kr.browser?$t().length:2,Tr=[1e3,5e3,15e3],Pr=`WebTorrent/${mr} (https://webtorrent.io)`,Cr=(globalThis.navigator?.storage?.getDirectory&&globalThis.FileSystemFileHandle,kr.browser,Ke);let Rr;try{Rr=h(Lt.statSync("/tmp")&&"/tmp","webtorrent")}catch(t){Rr=h("function"==typeof Nt.tmpdir?Nt.tmpdir():"/","webtorrent")}const Or="undefined"!=typeof window&&"function"==typeof window.requestIdleCallback&&window.requestIdleCallback;class Br extends n{constructor(t,e,r){super(),this._debugId="unknown infohash",this.client=e,this.announce=r.announce,this.urlList=r.urlList,this.path=r.path||Rr,this.addUID=r.addUID||!1,this.rootDir=r.rootDir||null,this.skipVerify=!!r.skipVerify,this._startupBitfield=r.bitfield,this._store=r.store||Cr,this._preloadedStore=r.preloadedStore||null,this._storeCacheSlots=void 0!==r.storeCacheSlots?r.storeCacheSlots:20,this._destroyStoreOnDestroy=r.destroyStoreOnDestroy||!1,this.store=null,this.storeOpts=r.storeOpts,this.alwaysChokeSeeders=r.alwaysChokeSeeders??!0,this._getAnnounceOpts=r.getAnnounceOpts,"boolean"==typeof r.private&&(this.private=r.private),this.strategy=r.strategy||"sequential",this.maxWebConns=r.maxWebConns||4,this._rechokeNumSlots=!1===r.uploads||0===r.uploads?0:+r.uploads||10,this._rechokeOptimisticWire=null,this._rechokeOptimisticTime=0,this._rechokeIntervalId=null,this._noPeersIntervalId=null,this._noPeersIntervalTime=r.noPeersIntervalTime?1e3*r.noPeersIntervalTime:3e4,this._startAsDeselected=r.deselect||!1,this.ready=!1,this.destroyed=!1,this.paused=r.paused||!1,this.done=!1,this.metadata=null,this.files=[],this.pieces=[],this._amInterested=!1,this._selections=new br,this._critical=[],this.wires=[],this._queue=[],this._peers={},this._peersLength=0,this.received=0,this.uploaded=0,this._downloadSpeed=xt(),this._uploadSpeed=xt(),this._servers=[],this._xsRequests=[],this._fileModtimes=r.fileModtimes,null!==t&&this._onTorrentId(t),this._debug("new torrent")}get timeRemaining(){return this.done?0:0===this.downloadSpeed?1/0:(this.length-this.downloaded)/this.downloadSpeed*1e3}get downloaded(){if(!this.bitfield)return 0;let t=0;for(let e=0,r=this.pieces.length;e{this.destroyed||this._onParsedTorrent(e)}))):ft(t,((t,e)=>{if(!this.destroyed)return t?this._destroy(t):void this._onParsedTorrent(e)}))}_onParsedTorrent(t){if(!this.destroyed){if(this._processParsedTorrent(t),!this.infoHash)return this._destroy(new Error("Malformed torrent data: No info hash"));this._rechokeIntervalId=setInterval((()=>{this._rechoke()}),1e4),this._rechokeIntervalId.unref&&this._rechokeIntervalId.unref(),this.emit("_infoHash",this.infoHash),this.destroyed||(this.emit("infoHash",this.infoHash),this.destroyed||(this.client.listening?this._onListening():this.client.once("listening",(()=>{this._onListening()}))))}}_processParsedTorrent(t){this._debugId=(0,w.V5)(t.infoHash).substring(0,7),void 0!==this.private&&(t.private=this.private),Array.isArray(this.announce)&&(t.announce=t.announce.concat(this.announce)),this.client.tracker&&Array.isArray(this.client.tracker.announce)&&!t.private&&(t.announce=t.announce.concat(this.client.tracker.announce)),this.client.tracker&&globalThis.WEBTORRENT_ANNOUNCE&&!t.private&&(t.announce=t.announce.concat(globalThis.WEBTORRENT_ANNOUNCE)),this.urlList&&(t.urlList=t.urlList.concat(this.urlList)),t.announce=Array.from(new Set(t.announce)),t.urlList=Array.from(new Set(t.urlList)),Object.assign(this,t),this.magnetURI=pt(t),this.torrentFile=function(t){const e={info:t.info};return e["announce-list"]=(t.announce||[]).map((t=>(e.announce||(e.announce=t),[t=(0,w.L0)(t)]))),e["url-list"]=t.urlList||[],void 0!==t.private&&(e.private=Number(t.private)),t.created&&(e["creation date"]=t.created.getTime()/1e3|0),t.createdBy&&(e["created by"]=t.createdBy),t.comment&&(e.comment=t.comment),f.A.encode(e)}(t)}_onListening(){this.destroyed||(this.info?this._onMetadata(this):(this.xs&&this._getMetadataFromServer(),this._startDiscovery()))}_startDiscovery(){if(this.discovery||this.destroyed)return;let t=this.client.tracker;t&&(t=Object.assign({},this.client.tracker,{getAnnounceOpts:()=>{if(this.destroyed)return;const t={uploaded:this.uploaded,downloaded:this.downloaded,left:Math.max(this.length-this.downloaded,0)};return this.client.tracker.getAnnounceOpts&&Object.assign(t,this.client.tracker.getAnnounceOpts()),this._getAnnounceOpts&&Object.assign(t,this._getAnnounceOpts()),t}})),this.peerAddresses&&this.peerAddresses.forEach((t=>this.addPeer(t,Pt.default.SOURCE_MANUAL))),this.discovery=new We({infoHash:this.infoHash,announce:this.announce,peerId:this.client.peerId,dht:!this.private&&this.client.dht,tracker:t,port:this.client.torrentPort,userAgent:Pr,lsd:this.client.lsd}),this.discovery.on("error",(t=>{this._destroy(t)})),this.discovery.on("peer",((t,e)=>{this._debug("peer %s discovered via %s",t,e),this.client.seedOutgoingConnections||!this.done?this.addPeer(t,e):this._debug("discovery ignoring peer %s: torrent is done and seedOutgoingConnections is false",t)})),this.discovery.on("trackerAnnounce",(()=>{this.emit("trackerAnnounce")})),this.discovery.on("dhtAnnounce",(()=>{this.emit("dhtAnnounce")})),this.discovery.on("warning",(t=>{this.emit("warning",t)})),this._noPeersIntervalId=setInterval((()=>{if(this.destroyed)return;const t={[Pt.default.SOURCE_TRACKER]:{enabled:!!this.client.tracker,numPeers:0},[Pt.default.SOURCE_DHT]:{enabled:!!this.client.dht,numPeers:0},[Pt.default.SOURCE_LSD]:{enabled:!!this.client.lsd,numPeers:0},[Pt.default.SOURCE_UT_PEX]:{enabled:this.client.utPex&&!0,numPeers:0}};for(const e of Object.values(this._peers)){const r=t[e.source];void 0!==r&&r.numPeers++}for(const e of Object.keys(t)){const r=t[e];r.enabled&&0===r.numPeers&&this.emit("noPeers",e)}}),this._noPeersIntervalTime),this._noPeersIntervalId.unref&&this._noPeersIntervalId.unref()}_getMetadataFromServer(){const t=this,e=Array.isArray(this.xs)?this.xs:[this.xs];t._xsRequestsController=new AbortController;const r=t._xsRequestsController.signal,i=e.map((e=>i=>{!async function(e,i){if(0!==e.indexOf("http://")&&0!==e.indexOf("https://"))return t.emit("warning",new Error(`skipping non-http xs param: ${e}`)),i(null);const n={method:"GET",headers:{"user-agent":Pr},signal:r};let s,o,a;try{s=await nt(e,n)}catch(r){return t.emit("warning",new Error(`http error from xs param: ${e}`)),i(null)}if(t.destroyed)return i(null);if(t.metadata)return i(null);if(200!==s.status)return t.emit("warning",new Error(`non-200 status code ${s.status} from xs param: ${e}`)),i(null);try{o=new Uint8Array(await s.arrayBuffer())}catch(e){return t.emit("warning",e),i(null)}try{a=await dt(o)}catch(t){}if(!a)return t.emit("warning",new Error(`got invalid torrent file from xs param: ${e}`)),i(null);if(a.infoHash!==t.infoHash)return t.emit("warning",new Error(`got torrent file with incorrect info hash from xs param: ${e}`)),i(null);t._onMetadata(a),i(null)}(e,i)}));b(i)}async _onMetadata(t){if(this.metadata||this.destroyed)return;let e;if(this._debug("got metadata"),this._xsRequestsController?.abort(),this._xsRequestsController=null,t&&t.infoHash)e=t;else try{e=await dt(t)}catch(t){return this._destroy(t)}this._processParsedTorrent(e),this.metadata=this.torrentFile,this.client.enableWebSeeds&&this.urlList.forEach((t=>{this.addWebSeed(t)})),this._rarityMap=new dr(this),this.files=this.files.map((t=>new cr(this,t)));let r=this._preloadedStore;if(r||(r=new this._store(this.pieceLength,{...this.storeOpts,torrent:this,path:this.path,files:this.files,length:this.length,name:this.name+" - "+this.infoHash.slice(0,8),addUID:this.addUID,rootDir:this.rootDir,max:this._storeCacheSlots})),this._storeCacheSlots>0&&!(r instanceof Ke)&&(r=new Ht(r,{max:this._storeCacheSlots})),this.store=new Ve(r),this.so&&!this._startAsDeselected?this.files.forEach(((t,e)=>{this.so.includes(e)&&this.files[e].select()})):0===this.pieces.length||this._startAsDeselected||this.select(0,this.pieces.length-1,0),this._hashes=this.pieces,this._hasStartupBitfield=this._startupBitfield&&this._startupBitfield.length===Math.ceil(this.pieces.length/8)&&!this.skipVerify,this.bitfield=new Dt.A(this._hasStartupBitfield?new Uint8Array(this._startupBitfield):this.pieces.length),this._reservations=this._hasStartupBitfield?this.pieces.map(((t,e)=>this.bitfield.get(e)?null:[])):this.pieces.map((()=>[])),this.pieces=this.pieces.map(((t,e)=>{if(this._hasStartupBitfield&&this.bitfield.get(e))return null;const r=e===this.pieces.length-1?this.lastPieceLength:this.pieceLength;return new Xe(r)})),this.emit("metadata"),!this.destroyed)if(this.skipVerify)this._markAllVerified(),this._onStore();else{const t=t=>{if(t)return this._destroy(t);this._debug("done verifying"),this._onStore()};this._debug("verifying existing torrent data"),this._fileModtimes&&this._store===Ke?this.getFileModtimes(((e,r)=>{if(e)return this._destroy(e);this.files.map(((t,e)=>r[e]===this._fileModtimes[e])).every((t=>t))?(this._markAllVerified(),this._onStore()):this._verifyPieces(t)})):this._verifyPieces(t)}}getFileModtimes(t){const e=[];Ye(this.files.map(((t,r)=>i=>{const n=this.addUID?h(this.name+" - "+this.infoHash.slice(0,8)):h(this.path,t.path);Lt.stat(n,((t,n)=>{if(t&&"ENOENT"!==t.code)return i(t);e[r]=n&&n.mtime.getTime(),i(null)}))})),Ir,(r=>{this._debug("done getting file modtimes"),t(r,e)}))}_verifyPiece(t,e){if(this.destroyed)return e(new Error("torrent is destroyed"));const r={};t===this.pieces.length-1&&(r.length=this.lastPieceLength),this.store.get(t,r,(async(r,i)=>{if(this.destroyed)return e(new Error("torrent is destroyed"));if(r)return v((()=>e(null,!1)));const n=await(0,w.tW)(i,"hex");if(this.destroyed)return e(new Error("torrent is destroyed"));e(null,n===this._hashes[t])}))}_verifyPiecesUsingBitfield(t){const e=new Set,r=new Map;for(const t of this.files){let i=2,n=null;for(let e=t._startPiece;e<=t._endPiece;++e)this.bitfield.get(e)&&(i&&(n=e,i--),r.has(e)||r.set(e,[]),r.get(e).push(t));null!==n&&e.add(n)}this._verifyPiecesUsingHash([...e],(i=>{if(i)return t(i);const n=new Set;for(const t of e)if(!this.bitfield.get(t)){const e=r.get(t);for(const t of e)n.add(t)}if(n.size){const e=[];for(const t of n)for(let r=t._startPiece;r<=t._endPiece;++r)-1===e.indexOf(r)&&e.push(r);return this._verifyPiecesUsingHash(e,t)}t(null)}))}_verifyPiecesUsingHash(t,e){Ye(t.map(((t,e)=>r=>{const i=Number.isInteger(t)?t:e;this._verifyPiece(i,((t,e)=>{if(t)return r(t);e?(this._debug("piece verified %s",i),this._markVerified(i)):(this._markUnverified(i),this._debug("piece invalid %s",i)),r(null)}))})),Ir,e)}_verifyPieces(t){if(this._hasStartupBitfield)return this._verifyPiecesUsingBitfield(t);this._verifyPiecesUsingHash(this.pieces,t)}rescanFiles(t){if(this.destroyed)throw new Error("torrent is destroyed");t||(t=Nr),this._verifyPiecesUsingHash(this.pieces,(e=>{if(e)return this._destroy(e),t(e);this._checkDone(),t(null)}))}_markAllVerified(){for(let t=0;tt))return!0;return!1}_onStore(){this.destroyed||(this._debug("on store"),this._startDiscovery(),this.ready=!0,this.emit("ready"),this._checkDone(),this._updateSelections(),this.wires.forEach((t=>{t.ut_metadata&&t.ut_metadata.setMetadata(this.metadata),this._onWireWithMetadata(t)})))}destroy(t,e){if("function"==typeof t)return this.destroy(null,t);this._destroy(null,t,e)}_destroy(t,e,r){if("function"==typeof e)return this._destroy(t,null,e);if(this.destroyed)return;this.destroyed=!0,this._debug("destroy"),this.client._remove(this),this._selections.clear(),clearInterval(this._rechokeIntervalId),clearInterval(this._noPeersIntervalId),this._xsRequestsController?.abort(),this._rarityMap&&this._rarityMap.destroy();for(const t in this._peers)this.removePeer(t);for(const t of this.files)t instanceof cr&&t._destroy();const i=this._servers.map((t=>e=>{t.destroy(e)}));if(this.discovery&&i.push((t=>{this.discovery.destroy(t)})),this.store){let t=this._destroyStoreOnDestroy;e&&void 0!==e.destroyStore&&(t=e.destroyStore),i.push((e=>{t?this.store.destroy(e):this.store.close(e)}))}b(i,r),t&&(0===this.listenerCount("error")?this.client.emit("error",t):this.emit("error",t)),this.emit("close"),this.client=null,this.files=[],this.discovery=null,this.store=null,this._rarityMap=null,this._peers=null,this._servers=null,this._xsRequests=null,this._queue=null}addPeer(t,e){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.infoHash)throw new Error("addPeer() must not be called before the `infoHash` event");let r;if("string"==typeof t){let e;try{e=qt(t)}catch(e){return this._debug("ignoring peer: invalid %s",t),this.emit("invalidPeer",t),!1}r=e[0]}else"string"==typeof t.remoteAddress&&(r=t.remoteAddress);if(this.client.blocked&&r&&this.client.blocked.contains(r))return this._debug("ignoring peer: blocked %s",t),"string"!=typeof t&&t.destroy(),this.emit("blockedPeer",t),!1;const i=this.client.utp&&this._isIPv4(r)?"utp":"tcp",n=!!this._addPeer(t,i,e);return n?this.emit("peer",t):this.emit("invalidPeer",t),n}_addPeer(t,e,r){if(this.destroyed)return"string"!=typeof t&&t.destroy(),null;if("string"==typeof t&&!this._validAddr(t))return this._debug("ignoring peer: invalid %s",t),null;const i=t&&t.id||t;if(this._peers[i])return this._debug("ignoring peer: duplicate (%s)",i),"string"!=typeof t&&t.destroy(),null;if(this.paused)return this._debug("ignoring peer: torrent is paused"),"string"!=typeof t&&t.destroy(),null;let n;return this._debug("add peer %s",i),n="string"==typeof t?"utp"===e?Pt.default.createUTPOutgoingPeer(t,this,this.client.throttleGroups,r):Pt.default.createTCPOutgoingPeer(t,this,this.client.throttleGroups,r):Pt.default.createWebRTCPeer(t,this,this.client.throttleGroups,r),this._registerPeer(n),"string"==typeof t&&(this._queue.push(n),this._drain()),n}addWebSeed(t){if(this.destroyed)throw new Error("torrent is destroyed");let e,r;if("string"==typeof t){if(e=t,!/^https?:\/\/.+/.test(e))return this.emit("warning",new Error(`ignoring invalid web seed: ${e}`)),void this.emit("invalidPeer",e);if(this._peers[e])return this.emit("warning",new Error(`ignoring duplicate web seed: ${e}`)),void this.emit("invalidPeer",e);r=new yr(e,this)}else{if(!t||"string"!=typeof t.connId)return void this.emit("warning",new Error("addWebSeed must be passed a string or connection object with id property"));if(r=t,e=r.connId,this._peers[e])return this.emit("warning",new Error(`ignoring duplicate web seed: ${e}`)),void this.emit("invalidPeer",e)}this._debug("add web seed %s",e);const i=Pt.default.createWebSeedPeer(r,e,this,this.client.throttleGroups);this._registerPeer(i),this.emit("peer",e)}_addIncomingPeer(t){return this.destroyed?t.destroy(new Error("torrent is destroyed")):this.paused?t.destroy(new Error("torrent is paused")):(this._debug("add incoming peer %s",t.id),void this._registerPeer(t))}_registerPeer(t){t.on("download",(t=>{this.destroyed||(this.received+=t,this._downloadSpeed(t),this.client._downloadSpeed(t),this.emit("download",t),this.destroyed||this.client.emit("download",t))})),t.on("upload",(t=>{this.destroyed||(this.uploaded+=t,this._uploadSpeed(t),this.client._uploadSpeed(t),this.emit("upload",t),this.destroyed||this.client.emit("upload",t))})),this._peers[t.id]=t,this._peersLength+=1}removePeer(t){const e=t?.id||t;t&&!t.id&&(t=this._peers?.[e]),t&&(t.destroy(),this.destroyed||(this._debug("removePeer %s",e),delete this._peers[e],this._peersLength-=1,this._drain()))}_select(t=0,e=this.pieces.length-1,r,i,n=!1){if(this.destroyed)throw new Error("torrent is destroyed");if(t<0||ee.priority-t.priority)),this._updateSelections()}select(t,e,r,i){this._select(t,e,r,i,!1)}_deselect(t,e,r=!1){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("deselect %s-%s",t,e),this._selections.remove({from:t,to:e,isStreamSelection:r}),this._updateSelections()}deselect(t,e){this._deselect(t,e,!1)}critical(t,e){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("critical %s-%s",t,e);for(let r=t;r<=e;++r)this._critical[r]=!0;this._updateSelections()}_onWire(t,e){if(this._debug("got wire %s (%s)",t._debugId,e||"Unknown"),this.wires.push(t),e){const r=qt(e);t.remoteAddress=r[0],t.remotePort=r[1]}this.client.dht&&this.client.dht.listening&&t.on("port",(r=>{if(!this.destroyed&&!this.client.dht.destroyed){if(!t.remoteAddress)return this._debug("ignoring PORT from peer with no address");if(0===r||r>65536)return this._debug("ignoring invalid PORT from peer");this._debug("port: %s (from %s)",r,e),this.client.dht.addNode({host:t.remoteAddress,port:r})}})),t.on("timeout",(()=>{this._debug("wire timeout (%s)",e),t.destroy()})),"webSeed"!==t.type&&t.setTimeout(3e4,!0),t.setKeepAlive(!0),t.use(rr(this.metadata)),t.ut_metadata.on("warning",(t=>{this._debug("ut_metadata warning: %s",t.message)})),this.metadata||(t.ut_metadata.on("metadata",(t=>{this._debug("got metadata via ut_metadata"),this._onMetadata(t)})),t.ut_metadata.fetch()),this.client.utPex&&!this.private&&(t.use(hr()),t.ut_pex.on("peer",(t=>{this.client.seedOutgoingConnections||!this.done?(this._debug("ut_pex: got peer: %s (from %s)",t,e),this.addPeer(t,Pt.default.SOURCE_UT_PEX)):this._debug("ut_pex ignoring peer %s: torrent is done and seedOutgoingConnections is false",t)})),t.ut_pex.on("dropped",(t=>{const r=this._peers[t];r&&!r.connected&&(this._debug("ut_pex: dropped peer: %s (from %s)",t,e),this.removePeer(t))})),t.once("close",(()=>{t.ut_pex.reset()}))),t.use(Ge()),this.emit("wire",t,e),this.ready&&v((()=>{this._onWireWithMetadata(t)}))}_onWireWithMetadata(t){let e=null;const r=()=>{this.destroyed||t.destroyed||(this._numQueued>2*(this._numConns-this.numPeers)&&t.amInterested?t.destroy():(e=setTimeout(r,xr),e.unref&&e.unref()))};let i;const n=()=>{if(t.peerPieces.buffer.length===this.bitfield.buffer.length){for(i=0;i{n(),this._update(),this._updateWireInterest(t)})),t.on("have",(()=>{n(),this._update(),this._updateWireInterest(t)})),t.lt_donthave.on("donthave",(()=>{n(),this._update(),this._updateWireInterest(t)})),t.on("have-all",(()=>{t.isSeeder=!0,this.alwaysChokeSeeders&&t.choke(),this._update(),this._updateWireInterest(t)})),t.on("have-none",(()=>{t.isSeeder=!1,this._update(),this._updateWireInterest(t)})),t.on("allowed-fast",(t=>{this._update()})),t.once("interested",(()=>{t.unchoke()})),t.once("close",(()=>{clearTimeout(e)})),t.on("choke",(()=>{clearTimeout(e),e=setTimeout(r,xr),e.unref&&e.unref()})),t.on("unchoke",(()=>{clearTimeout(e),this._update()})),t.on("request",((e,r,i,n)=>{if(i>131072)return t.destroy();this.pieces[e]||this.store.get(e,{offset:r,length:i},n)})),t.hasFast&&this._hasAllPieces()?t.haveAll():t.hasFast&&this._hasNoPieces()?t.haveNone():t.bitfield(this.bitfield),this._updateWireInterest(t),t.peerExtensions.dht&&this.client.dht&&this.client.dht.listening&&t.port(this.client.dht.address().port),"webSeed"!==t.type&&(e=setTimeout(r,xr),e.unref&&e.unref()),t.isSeeder=!1,n()}_updateSelections(){this.ready&&!this.destroyed&&(v((()=>{this._gcSelections()})),this._updateInterest(),this._update())}_gcSelections(){for(const t of this._selections){const e=t.offset;for(;this.bitfield.get(t.from+t.offset)&&t.from+t.offsetthis._updateWireInterest(t))),t!==this._amInterested&&(this._amInterested?this.emit("interested"):this.emit("uninterested"))}_updateWireInterest(t){let e=!1;for(let r=0;rthis._updateWireWrapper()),{timeout:250}):this._updateWireWrapper()}_updateWireWrapper(){if(this.destroyed)return;const t=Qe(this.wires);let e;for(;e=t();)this._updateWire(e)}_updateWire(t){if(t.destroyed)return!1;const e=this,r=Lr(t,.5);if(t.requests.length>=r)return;const i=Lr(t,1);if(t.peerChoking)t.hasFast&&t.peerAllowedFastSet.length>0&&!this._hasMorePieces(t.peerAllowedFastSet.length-1)&&function(){if(t.requests.length>=i)return!1;for(const r of t.peerAllowedFastSet){if(t.peerPieces.get(r)&&!e.bitfield.get(r))for(;e._request(t,r,!1)&&t.requests.length=i.from+i.offset;--s)if(t.peerPieces.get(s)&&e._request(t,s,!1))return}}();o(!1)||o(!0)}function n(e,r,i,n){return s=>s>=e&&s<=r&&!(s in i)&&t.peerPieces.get(s)&&(!n||n(s))}function s(t){let r=t;for(let i=t;i=i)return!0;const o=function(){const r=t.downloadSpeed()||1;if(r>Ar)return()=>!0;const i=Math.max(1,t.requests.length)*Xe.BLOCK_LENGTH/r;let n=10,s=0;return t=>{if(!n||e.bitfield.get(t))return!0;let o=e.pieces[t].missing;for(;s0))return n--,!1}return!0}}();for(let a=0;a({wire:t,random:Math.random()}))).sort(((t,e)=>{const r=t.wire,i=e.wire;return r.downloadSpeed()!==i.downloadSpeed()?r.downloadSpeed()-i.downloadSpeed():r.uploadSpeed()!==i.uploadSpeed()?r.uploadSpeed()-i.uploadSpeed():r.amChoking!==i.amChoking?r.amChoking?-1:1:t.random-e.random})).map((t=>t.wire));this._rechokeOptimisticTime<=0?this._rechokeOptimisticWire=null:this._rechokeOptimisticTime-=1;let e=0;for(;t.length>0&&e0){const e=t.filter((t=>t.peerInterested));if(e.length>0){const t=e[(r=e.length,Math.random()*r|0)];t.unchoke(),this._rechokeOptimisticWire=t,this._rechokeOptimisticTime=2}}var r;t.filter((t=>t!==this._rechokeOptimisticWire)).forEach((t=>t.choke()))}_hotswap(t,e){const r=t.downloadSpeed();if(r=Ar||(2*a>r||a>o||(n=e,o=a))}if(!n)return!1;for(s=0;s=o)return!1;const a=i.pieces[e];let h=s?a.reserveRemaining():a.reserve();if(-1===h&&r&&i._hotswap(t,e)&&(h=s?a.reserveRemaining():a.reserve()),-1===h)return!1;let u=i._reservations[e];u||(u=i._reservations[e]=[]);let f=u.indexOf(null);-1===f&&(f=u.length),u[f]=t;const l=a.chunkOffset(h),c=s?a.chunkLengthRemaining(h):a.chunkLength(h);function d(){v((()=>{i._update()}))}return t.request(e,l,c,(async function r(n,o){if(i.destroyed)return;if(!i.ready)return i.once("ready",(()=>{r(n,o)}));if(u[f]===t&&(u[f]=null),a!==i.pieces[e])return d();if(n)return i._debug("error getting piece %s (offset: %s length: %s) from %s: %s",e,l,c,`${t.remoteAddress}:${t.remotePort}`,n.message),s?a.cancelRemaining(h):a.cancel(h),void d();if(i._debug("got piece %s (offset: %s length: %s) from %s",e,l,c,`${t.remoteAddress}:${t.remotePort}`),!a.set(h,o,t))return d();const p=a.flush(),m=await(0,w.tW)(p,"hex");i.destroyed||(m===i._hashes[e]?(i._debug("piece verified %s",e),i.store.put(e,p,(t=>{t?i._destroy(t):(i.pieces[e]=null,i._markVerified(e),i.wires.forEach((t=>{t.have(e)})),i._checkDone(),d())}))):(i.pieces[e]=new Xe(a.length),i.emit("warning",new Error(`Piece ${e} failed verification`)),d()))})),!0}_checkDone(){if(this.destroyed)return;this.files.forEach((t=>{if(!t.done){for(let e=t._startPiece;e<=t._endPiece;++e)if(!this.bitfield.get(e))return;t.done=!0,t.emit("done"),this._debug(`file done: ${t.name}`)}}));const t=this.files.every((t=>t.done));return!this.done&&t?(this.done=!0,this._debug(`torrent done: ${this.infoHash}`),this.emit("done"),this.destroyed||this.discovery.complete()):this.done&&!t&&(this.done=!1,this.discovery.tracker?.start()),this._gcSelections(),t}async load(t,e){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.ready)return this.once("ready",(()=>{this.load(t,e)}));Array.isArray(t)||(t=[t]),e||(e=Nr);try{await zt(this.store,y(t),{chunkLength:this.pieceLength}),this._markAllVerified(),this._checkDone(),e(null)}catch(t){return e(t),t}}pause(){this.destroyed||(this._debug("pause"),this.paused=!0)}resume(){this.destroyed||(this._debug("resume"),this.paused=!1,this._drain())}_debug(){const t=[].slice.call(arguments);t[0]=`[${this.client?this.client._debugId:"No Client"}] [${this._debugId}] ${t[0]}`,Er(...t)}_drain(){if(this._debug("_drain numConns %s maxConns %s",this._numConns,this.client.maxConns),"function"!=typeof Tt.connect||this.destroyed||this.paused||this._numConns>=this.client.maxConns)return;this._debug("drain (%s queued, %s/%s peers)",this._numQueued,this.numPeers,this.client.maxConns);const t=this._queue.shift();if(!t)return;this._debug("%s connect attempt to %s",t.type,t.addr);const e=qt(t.addr),r={host:e[0],port:e[1]};this.client.utp&&t.type===Pt.default.TYPE_UTP_OUTGOING?t.conn=Ct.connect(r.port,r.host):t.conn=Tt.connect(r);const i=t.conn;i.once("connect",(()=>{this.destroyed||t.onConnect()})),i.once("error",(e=>{t.destroy(e)})),t.startConnectTimeout(),i.on("close",(()=>{if(this.destroyed)return;if(t.retries>=Tr.length){if(this.client.utp){const e=this._addPeer(t.addr,"tcp",t.source);e&&(e.retries=0)}else this._debug("conn %s closed: will not re-add (max %s attempts)",t.addr,Tr.length);return}const e=Tr[t.retries];this._debug("conn %s closed: will re-add to queue in %sms (attempt %s)",t.addr,e,t.retries+1);const r=setTimeout((()=>{if(this.destroyed)return;const e=qt(t.addr)[0],r=this.client.utp&&this._isIPv4(e)?"utp":"tcp",i=this._addPeer(t.addr,r,t.source);i&&(i.retries=t.retries+1)}),e);r.unref&&r.unref()}))}_validAddr(t){let e;try{e=qt(t)}catch(t){return!1}const r=e[0],i=e[1];return i>0&&i<65535&&!("127.0.0.1"===r&&i===this.client.torrentPort)}_isIPv4(t){return/^((?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])[.]){3}(?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])$/.test(t)}}function Lr(t,e){let r=2+Math.ceil(e*t.downloadSpeed()/Xe.BLOCK_LENGTH);if(t.peerExtendedHandshake){const e=t.peerExtendedHandshake.reqq;"number"==typeof e&&e>0&&(r=Math.min(r,e))}return r}function Nr(){}var jr=r(2195),Ur=r(580),qr=r(815),Dr=r(2878);class Hr{constructor(t,e={}){this.client=t,e.origin||(e.origin="*"),this.opts=e,this.pendingReady=new Set}static serveIndexPage(t,e,r){const i=e.map((t=>`
  • \n \n ${Ur(t.name)}\n \n (${Ur(t.length)} bytes)\n
    • `)).join("
    ");return t.status=200,t.headers["Content-Type"]="text/html",t.body=$r("WebTorrent",`

    WebTorrent

    \n
      ${i}
    `),t}isOriginAllowed(t){return!1!==this.opts.origin&&("*"===this.opts.origin||t.headers.origin===this.opts.origin)}static serveMethodNotAllowed(t){return t.status=405,t.headers["Content-Type"]="text/html",t.body=$r("405 - Method Not Allowed","

    405 - Method Not Allowed

    "),t}static serve404Page(t){return t.status=404,t.headers["Content-Type"]="text/html",t.body=$r("404 - Not Found","

    404 - Not Found

    "),t}static serveTorrentPage(t,e,r){const i=t.files.map((e=>`
  • \n \n ${Ur(e.path)}\n \n (${Ur(e.length)} bytes)\n
    • `)).join("
    ");return e.status=200,e.headers["Content-Type"]="text/html",e.body=$r(`${Ur(t.name)} - WebTorrent`,`

    ${Ur(t.name)}

    \n
      ${i}
    `),e}static serveOptionsRequest(t,e){return e.status=204,e.headers["Access-Control-Max-Age"]="600",e.headers["Access-Control-Allow-Methods"]="GET,HEAD",t.headers["access-control-request-headers"]&&(e.headers["Access-Control-Allow-Headers"]=t.headers["access-control-request-headers"]),e}static serveFile(t,e,r){r.status=200,r.headers.Expires="0",r.headers["Cache-Control"]="no-cache, no-store, must-revalidate, max-age=0",r.headers["Accept-Ranges"]="bytes",r.headers["Content-Type"]=t.type,r.headers["transferMode.dlna.org"]="Streaming",r.headers["contentFeatures.dlna.org"]="DLNA.ORG_OP=01;DLNA.ORG_CI=0;DLNA.ORG_FLAGS=01700000000000000000000000000000","document"===e.destination?(r.headers["Content-Type"]="application/octet-stream",r.headers["Content-Disposition"]=`attachment; filename*=UTF-8''${Wr(t.name)}`,r.body="DOWNLOAD"):r.headers["Content-Disposition"]=`inline; filename*=UTF-8''${Wr(t.name)}`;let i=Dr(t.length,e.headers.range||"");if(Array.isArray(i)?(r.status=206,i=i[0],r.headers["Content-Range"]=`bytes ${i.start}-${i.end}/${t.length}`,r.headers["Content-Length"]=i.end-i.start+1):(r.statusCode=200,i=null,r.headers["Content-Length"]=t.length),"GET"===e.method){const n=t[Symbol.asyncIterator](i);let s=null;t.emit("iterator",{iterator:n,req:e,file:t},(t=>{s=t}));const o=vt.Readable.from(s||n);let a=null;t.emit("stream",{stream:o,req:e,file:t},(t=>{a=qr(o,t)})),r.body=a||o}else r.body=!1;return r}async onRequest(t,e){let r=new URL(t.url,"http://example.com").pathname;r=r.slice(r.indexOf(this.pathname)+this.pathname.length+1);const i={headers:{"X-Content-Type-Options":"nosniff","Content-Security-Policy":"base-uri 'none'; frame-ancestors 'none'; form-action 'none';"}};if(this.isOriginAllowed(t)&&(i.headers["Access-Control-Allow-Origin"]="*"===this.opts.origin?"*":t.headers.origin),"favicon.ico"===r)return e(Hr.serve404Page(i));if("OPTIONS"===t.method)return this.isOriginAllowed(t)?e(Hr.serveOptionsRequest(t,i)):e(Hr.serveMethodNotAllowed(i));const n=async()=>{this.pendingReady.delete(n);const t=await s();e(t)},s=async()=>{if(""===r)return Hr.serveIndexPage(i,this.client.torrents,this.pathname);let[e,...n]=r.split("/");n=decodeURI(n.join("/"));const s=await this.client.get(e);if(!e||!s)return Hr.serve404Page(i);if(!n)return Hr.serveTorrentPage(s,i,this.pathname);const o=s.files.find((t=>t.path.replace(/\\/g,"/")===n));return o?Hr.serveFile(o,t,i):Hr.serve404Page(i)};if("GET"===t.method||"HEAD"===t.method){if(this.client.ready){const t=await s();return e(t)}return this.pendingReady.add(n),void this.client.once("ready",n)}return e(Hr.serveMethodNotAllowed(i))}close(t=()=>{}){this.closed=!0,this.pendingReady.forEach((t=>{this.client.removeListener("ready",t)})),this.pendingReady.clear(),v(t)}destroy(t=()=>{}){this.closed?v(t):this.close(t),this.client=null}}class Fr extends Hr{constructor(t,e){super(t,e),this.server=jr.createServer(),this._listen=this.server.listen,this.server.listen=this.listen.bind(this),this._close=this.server.close,this.server.close=this.close.bind(this),this.sockets=new Set,this.closed=!1,this.pathname=e?.pathname||"/webtorrent"}wrapRequest(t,e){return this.opts.hostname&&t.headers.host!==`${this.opts.hostname}:${this.server.address().port}`?t.destroy():new URL(t.url,"http://example.com").pathname.startsWith(this.pathname)?void this.onRequest(t,(({status:t,headers:r,body:i})=>{e.writeHead(t,r),i?._readableState||i?._writableState?qr(i,e):e.end(i)})):t.destroy()}onConnection(t){t.setTimeout(36e6),this.sockets.add(t),t.once("close",(()=>{this.sockets.delete(t)}))}address(){return this.server.address()}listen(...t){return this.closed=!1,this.server.on("connection",this.onConnection.bind(this)),this.server.on("request",this.wrapRequest.bind(this)),this._listen.apply(this.server,t)}close(t=()=>{}){this.server.removeAllListeners("connection"),this.server.removeAllListeners("request"),this.server.removeAllListeners("listening"),super.close(),this._close.call(this.server,t)}destroy(t){this.sockets.forEach((t=>{t.destroy()})),super.destroy(t)}}class zr extends Hr{constructor(t,e){super(t,e),this.registration=e.controller,this.workerKeepAliveInterval=null,this.workerPortCount=0;const r=new URL(e.controller.scope);this.pathname=r.pathname+"webtorrent",this._address={port:r.port,family:"IPv4",address:r.hostname},this.boundHandler=this.wrapRequest.bind(this),navigator.serviceWorker.addEventListener("message",this.boundHandler),fetch(`${this.pathname}/cancel/`).then((t=>{t.body.cancel()}))}wrapRequest(t){const e=t.data;if("webtorrent"===!e?.type||!e.url)return null;const[r]=t.ports;this.onRequest(e,(({status:t,headers:e,body:i})=>{const n=i[Symbol.asyncIterator]?.(),s=()=>{r.onmessage=null,i?.destroy&&i.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};r.onmessage=async t=>{if(t.data){let t;try{t=(await n.next()).value}catch(t){}r.postMessage(t),t||s(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval((()=>fetch(`${this.pathname}/keepalive/`)),2e4))}else s()},this.workerPortCount++,r.postMessage({status:t,headers:e,body:n?"STREAM":i})}))}listen(t,e){e()}address(){return this._address}close(t){navigator.serviceWorker.removeEventListener("message",this.boundHandler),super.close(t)}destroy(t){super.destroy(t)}}function $r(t,e){return`\n \n \n \n \n ${t}\n \n \n ${e}\n \n \n `}function Wr(t){return encodeURIComponent(t).replace(/['()]/g,escape).replace(/\*/g,"%2A").replace(/%(?:7C|60|5E)/g,unescape)}const Kr=L("webtorrent"),Vr=mr.replace(/\d*./g,(t=>("0"+t%100).slice(-2))).slice(0,4),Zr=`-WW${Vr}-`;class Gr extends n{constructor(t={}){super(),"string"==typeof t.peerId?this.peerId=t.peerId:ArrayBuffer.isView(t.peerId)?this.peerId=(0,w.V5)(t.peerId):this.peerId=(0,w.V5)((0,w.L0)(Zr+(0,w.NJ)((0,w.po)(9)))),this.peerIdBuffer=(0,w.fk)(this.peerId),"string"==typeof t.nodeId?this.nodeId=t.nodeId:ArrayBuffer.isView(t.nodeId)?this.nodeId=(0,w.V5)(t.nodeId):this.nodeId=(0,w.V5)((0,w.po)(20)),this.nodeIdBuffer=(0,w.fk)(this.nodeId),this._debugId=this.peerId.substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=t.torrentPort||0,this.dhtPort=t.dhtPort||0,this.tracker=void 0!==t.tracker?t.tracker:{},this.lsd=!1!==t.lsd,this.utPex=!1!==t.utPex,this.natUpnp=t.natUpnp??!0,this.natPmp=t.natPmp??!0,this.torrents=[],this.maxConns=Number(t.maxConns)||55,this.utp=Gr.UTP_SUPPORT&&!1!==t.utp,this.seedOutgoingConnections=t.seedOutgoingConnections??!0,this._downloadLimit=Math.max("number"==typeof t.downloadLimit?t.downloadLimit:-1,-1),this._uploadLimit=Math.max("number"==typeof t.uploadLimit?t.uploadLimit:-1,-1),(this.natUpnp||this.natPmp)&&"function"==typeof It&&(this.natTraversal=new It({enableUPNP:this.natUpnp,enablePMP:this.natPmp,upnpPermanentFallback:"permanent"===t.natUpnp})),!0===t.secure&&Promise.resolve().then(r.bind(r,5658)).then((({enableSecure:t})=>t())),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new At.ThrottleGroup({rate:Math.max(this._downloadLimit,0),enabled:this._downloadLimit>=0}),up:new At.ThrottleGroup({rate:Math.max(this._uploadLimit,0),enabled:this._uploadLimit>=0})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof Ot?this._connPool=new Ot(this):v((()=>{this._onListening()})),this._downloadSpeed=xt(),this._uploadSpeed=xt(),!1!==t.dht&&"function"==typeof et?(this.dht=new et(Object.assign({},{nodeId:this.nodeId},t.dht)),this.dht.once("error",(t=>{this._destroy(t)})),this.dht.once("listening",(()=>{const t=this.dht.address();t&&(this.dhtPort=t.port,this.natTraversal&&this.natTraversal.map({publicPort:this.dhtPort,privatePort:this.dhtPort,protocol:"udp",description:"WebTorrent DHT"}).catch((t=>{Kr("error mapping DHT port via UPnP/PMP: %o",t)})))})),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==t.webSeeds;const e=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof rt&&null!=t.blocklist?rt(t.blocklist,{headers:{"user-agent":`WebTorrent/${mr} (https://webtorrent.io)`}},((t,r)=>{if(t)return console.error(`Failed to load blocklist: ${t.message}`);this.blocked=r,e()})):v(e)}createServer(t,e){if(this.destroyed)throw new Error("torrent is destroyed");if(this._server)throw new Error("server already created");if("undefined"!=typeof window&&"node"!==e||"browser"===e){if(!(t?.controller instanceof ServiceWorkerRegistration))throw new Error("Invalid worker registration");if("activated"!==t.controller.active.state)throw new Error("Worker isn't activated");return this._server=new zr(this,t),this._server}return this._server=new Fr(this,t),this._server}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const t=this.torrents.filter((t=>1!==t.progress));return t.reduce(((t,e)=>t+e.downloaded),0)/(t.reduce(((t,e)=>t+(e.length||0)),0)||1)}get ratio(){return this.torrents.reduce(((t,e)=>t+e.uploaded),0)/(this.torrents.reduce(((t,e)=>t+e.received),0)||1)}async get(t){if(t instanceof Br){if(this.torrents.includes(t))return t}else{const e=this.torrents;let r;try{r=await dt(t)}catch(t){}if(!r)return null;if(!r.infoHash)throw new Error("Invalid torrent identifier");for(const t of e)if(t.infoHash===r.infoHash)return t}return null}add(t,e={},r=()=>{}){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof e&&([e,r]=[{},e]);const i=()=>{if(!this.destroyed)for(const t of this.torrents)if(t.infoHash===s.infoHash&&t!==s)return s._destroy(new Error(`Cannot add duplicate torrent ${s.infoHash}`)),void r(t)},n=()=>{this.destroyed||(r(s),this.emit("torrent",s))};this._debug("add"),e=e?Object.assign({},e):{};const s=new Br(t,this,e);return this.torrents.push(s),s.once("_infoHash",i),s.once("ready",n),s.once("close",(function t(){s.removeListener("_infoHash",i),s.removeListener("ready",n),s.removeListener("close",t)})),this.emit("add",s),s}seed(t,e,r){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof e&&([e,r]=[{},e]),this._debug("seed"),(e=e?Object.assign({},e):{}).skipVerify=!0;const i="string"==typeof t;i&&(e.path=function(t){if(s(t),0===t.length)return".";let e=t.charCodeAt(0);const r=47===e;let i=-1,n=!0;for(let r=t.length-1;r>=1;--r)if(e=t.charCodeAt(r),47===e){if(!n){i=r;break}}else n=!1;return-1===i?r?"/":".":r&&1===i?"//":t.slice(0,i)}(t)),e.createdBy||(e.createdBy=`WebTorrent/${Vr}`);const n=t=>{this._debug("on seed"),"function"==typeof r&&r(t),t.emit("seed"),this.emit("seed",t)},o=this.add(null,e,(t=>{const r=[r=>{if(i||e.preloadedStore)return r();t.load(a,r)}];this.dht&&r.push((e=>{t.once("dhtAnnounce",e)})),b(r,(e=>{if(!this.destroyed)return e?t._destroy(e):void n(t)}))}));let a;var h;return h=t,"undefined"!=typeof FileList&&h instanceof FileList?t=Array.from(t):Array.isArray(t)||(t=[t]),b(t.map((t=>async r=>{if(!e.preloadedStore&&function(t){return"object"==typeof t&&null!=t&&"function"==typeof t.pipe}(t)){const e=[];try{for await(const r of t)e.push(r)}catch(t){return r(t)}const i=(0,w.xW)(e);i.name=t.name,r(null,i)}else r(null,t)})),((t,i)=>{if(!this.destroyed)return t?o._destroy(t):void function(t,e,r){"function"==typeof e&&([e,r]=[r,e]),T(t,e=e?Object.assign({},e):{},r)}(i,e,((t,n)=>{if(!this.destroyed){if(t)return o._destroy(t);a=n.map((t=>t.getStream)),B(i,e,(async(t,e)=>{if(this.destroyed)return;if(t)return o._destroy(t);const i=await this.get(e);i?(console.warn("A torrent with the same id is already being seeded"),o._destroy(),"function"==typeof r&&r(i)):o._onTorrentId(e)}))}}))})),o}async remove(t,e,r){if("function"==typeof e)return this.remove(t,null,e);this._debug("remove");const i=await this.get(t);if(!i)throw new Error(`No torrent with id ${t}`);this._remove(i,e,r)}_remove(t,e,r){if(!t)return;if("function"==typeof e)return this._remove(t,null,e);const i=this.torrents.indexOf(t);-1!==i&&(this.torrents.splice(i,1),t.destroy(e,r),this.dht&&this.dht._tables.remove(t.infoHash),this.emit("remove",t))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(t){return t=Number(t),!(isNaN(t)||!isFinite(t)||t<-1)&&(this._downloadLimit=t,this._downloadLimit<0?this.throttleGroups.down.setEnabled(!1):(this.throttleGroups.down.setEnabled(!0),void this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(t){return t=Number(t),!(isNaN(t)||!isFinite(t)||t<-1)&&(this._uploadLimit=t,this._uploadLimit<0?this.throttleGroups.up.setEnabled(!1):(this.throttleGroups.up.setEnabled(!0),void this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(t){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,t)}_destroy(t,e){this._debug("client destroy"),this.destroyed=!0;const r=this.torrents.map((t=>e=>{t.destroy(e)}));this._connPool&&r.push((t=>{this._connPool.destroy(t)})),this.dht&&r.push((t=>{this.dht.destroy(t)})),this._server&&r.push((t=>{this._server.destroy(t)})),this.natTraversal&&r.push((t=>{this.natTraversal.destroy().then((()=>t()))})),b(r,e),t&&this.emit("error",t),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const t=this._connPool.tcpServer.address();t&&(this.torrentPort=t.port,this.natTraversal&&this.natTraversal.map({publicPort:this.torrentPort,privatePort:this.torrentPort,protocol:this.utp?null:"tcp",description:"WebTorrent Torrent"}).catch((t=>{Kr("error mapping WebTorrent port via UPnP/PMP: %o",t)})))}this.emit("listening")}_debug(){const t=[].slice.call(arguments);t[0]=`[${this._debugId}] ${t[0]}`,Kr(...t)}async _getByHash(t){for(const e of this.torrents)if(e.infoHashHash||(e.infoHashHash=await(0,w.tW)((0,w.fk)("72657132"+e.infoHash),"hex")),t===e.infoHashHash)return e;return null}}Gr.WEBRTC_SUPPORT=Et.WEBRTC_SUPPORT,Gr.UTP_SUPPORT=Ot.UTP_SUPPORT,Gr.VERSION=mr;export{Gr as default}; +var t={20:(t,e,r)=>{var i=r(2861).Buffer,n=r(7108),s=r(96),o=r(6698),a=r(5359),h=r(4847),u=r(2951);function f(t){s.Writable.call(this);var e=u[t];if(!e)throw new Error("Unknown message digest");this._hashType=e.hash,this._hash=n(e.hash),this._tag=e.id,this._signType=e.sign}function l(t){s.Writable.call(this);var e=u[t];if(!e)throw new Error("Unknown message digest");this._hash=n(e.hash),this._tag=e.id,this._signType=e.sign}function c(t){return new f(t)}function d(t){return new l(t)}Object.keys(u).forEach((function(t){u[t].id=i.from(u[t].id,"hex"),u[t.toLowerCase()]=u[t]})),o(f,s.Writable),f.prototype._write=function(t,e,r){this._hash.update(t),r()},f.prototype.update=function(t,e){return this._hash.update("string"==typeof 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Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e},S.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e},s.mont=function(t){return new k(t)},n(k,S),k.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift))},k.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e},k.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),s=n;return n.cmp(this.m)>=0?s=n.isub(this.m):n.cmpn(0)<0&&(s=n.iadd(this.m)),s._forceRed(this)},k.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new s(0)._forceRed(this);var r=t.mul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},k.prototype.invm=function(t){return this.imod(t._invmp(this.m).mul(this.r2))._forceRed(this)}}(t=r.nmd(t),this)},1189:(t,e,r)=>{var i=Array.prototype.slice,n=r(1093),s=Object.keys,o=s?function(t){return s(t)}:r(8875),a=Object.keys;o.shim=function(){if(Object.keys){var t=function(){var t=Object.keys(arguments);return t&&t.length===arguments.length}(1,2);t||(Object.keys=function(t){return n(t)?a(i.call(t)):a(t)})}else Object.keys=o;return Object.keys||o},t.exports=o},1200:(t,e,r)=>{var i=r(8490),n=r(7011).assert;function s(t,e){this.ec=t,this.priv=null,this.pub=null,e.priv&&this._importPrivate(e.priv,e.privEnc),e.pub&&this._importPublic(e.pub,e.pubEnc)}t.exports=s,s.fromPublic=function(t,e,r){return e instanceof s?e:new s(t,{pub:e,pubEnc:r})},s.fromPrivate=function(t,e,r){return e instanceof s?e:new s(t,{priv:e,privEnc:r})},s.prototype.validate=function(){var t=this.getPublic();return t.isInfinity()?{result:!1,reason:"Invalid public key"}:t.validate()?t.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"}},s.prototype.getPublic=function(t,e){return"string"==typeof t&&(e=t,t=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),e?this.pub.encode(e,t):this.pub},s.prototype.getPrivate=function(t){return"hex"===t?this.priv.toString(16,2):this.priv},s.prototype._importPrivate=function(t,e){this.priv=new i(t,e||16),this.priv=this.priv.umod(this.ec.curve.n)},s.prototype._importPublic=function(t,e){if(t.x||t.y)return"mont"===this.ec.curve.type?n(t.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||n(t.x&&t.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(t.x,t.y));this.pub=this.ec.curve.decodePoint(t,e)},s.prototype.derive=function(t){return t.validate()||n(t.validate(),"public point not validated"),t.mul(this.priv).getX()},s.prototype.sign=function(t,e,r){return this.ec.sign(t,this,e,r)},s.prototype.verify=function(t,e,r){return this.ec.verify(t,e,this,void 0,r)},s.prototype.inspect=function(){return""}},1220:()=>{},1237:t=>{t.exports=EvalError},1241:(t,e,r)=>{var i=r(5799),n=r(6171),s=r(3219);e.createCipher=e.Cipher=i.createCipher,e.createCipheriv=e.Cipheriv=i.createCipheriv,e.createDecipher=e.Decipher=n.createDecipher,e.createDecipheriv=e.Decipheriv=n.createDecipheriv,e.listCiphers=e.getCiphers=function(){return Object.keys(s)}},1298:(t,e,r)=>{var i=r(7011),n=r(8490),s=r(6698),o=r(6677),a=i.assert;function h(t){this.twisted=1!=(0|t.a),this.mOneA=this.twisted&&-1==(0|t.a),this.extended=this.mOneA,o.call(this,"edwards",t),this.a=new n(t.a,16).umod(this.red.m),this.a=this.a.toRed(this.red),this.c=new n(t.c,16).toRed(this.red),this.c2=this.c.redSqr(),this.d=new n(t.d,16).toRed(this.red),this.dd=this.d.redAdd(this.d),a(!this.twisted||0===this.c.fromRed().cmpn(1)),this.oneC=1==(0|t.c)}function 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0===i.cmp(n)},s(u,o.BasePoint),h.prototype.pointFromJSON=function(t){return u.fromJSON(this,t)},h.prototype.point=function(t,e,r,i){return new u(this,t,e,r,i)},u.fromJSON=function(t,e){return new u(t,e[0],e[1],e[2])},u.prototype.inspect=function(){return this.isInfinity()?"":""},u.prototype.isInfinity=function(){return 0===this.x.cmpn(0)&&(0===this.y.cmp(this.z)||this.zOne&&0===this.y.cmp(this.curve.c))},u.prototype._extDbl=function(){var t=this.x.redSqr(),e=this.y.redSqr(),r=this.z.redSqr();r=r.redIAdd(r);var i=this.curve._mulA(t),n=this.x.redAdd(this.y).redSqr().redISub(t).redISub(e),s=i.redAdd(e),o=s.redSub(r),a=i.redSub(e),h=n.redMul(o),u=s.redMul(a),f=n.redMul(a),l=o.redMul(s);return this.curve.point(h,u,l,f)},u.prototype._projDbl=function(){var t,e,r,i,n,s,o=this.x.redAdd(this.y).redSqr(),a=this.x.redSqr(),h=this.y.redSqr();if(this.curve.twisted){var u=(i=this.curve._mulA(a)).redAdd(h);this.zOne?(t=o.redSub(a).redSub(h).redMul(u.redSub(this.curve.two)),e=u.redMul(i.redSub(h)),r=u.redSqr().redSub(u).redSub(u)):(n=this.z.redSqr(),s=u.redSub(n).redISub(n),t=o.redSub(a).redISub(h).redMul(s),e=u.redMul(i.redSub(h)),r=u.redMul(s))}else i=a.redAdd(h),n=this.curve._mulC(this.z).redSqr(),s=i.redSub(n).redSub(n),t=this.curve._mulC(o.redISub(i)).redMul(s),e=this.curve._mulC(i).redMul(a.redISub(h)),r=i.redMul(s);return this.curve.point(t,e,r)},u.prototype.dbl=function(){return this.isInfinity()?this:this.curve.extended?this._extDbl():this._projDbl()},u.prototype._extAdd=function(t){var e=this.y.redSub(this.x).redMul(t.y.redSub(t.x)),r=this.y.redAdd(this.x).redMul(t.y.redAdd(t.x)),i=this.t.redMul(this.curve.dd).redMul(t.t),n=this.z.redMul(t.z.redAdd(t.z)),s=r.redSub(e),o=n.redSub(i),a=n.redAdd(i),h=r.redAdd(e),u=s.redMul(o),f=a.redMul(h),l=s.redMul(h),c=o.redMul(a);return this.curve.point(u,f,c,l)},u.prototype._projAdd=function(t){var e,r,i=this.z.redMul(t.z),n=i.redSqr(),s=this.x.redMul(t.x),o=this.y.redMul(t.y),a=this.curve.d.redMul(s).redMul(o),h=n.redSub(a),u=n.redAdd(a),f=this.x.redAdd(this.y).redMul(t.x.redAdd(t.y)).redISub(s).redISub(o),l=i.redMul(h).redMul(f);return this.curve.twisted?(e=i.redMul(u).redMul(o.redSub(this.curve._mulA(s))),r=h.redMul(u)):(e=i.redMul(u).redMul(o.redSub(s)),r=this.curve._mulC(h).redMul(u)),this.curve.point(l,e,r)},u.prototype.add=function(t){return this.isInfinity()?t:t.isInfinity()?this:this.curve.extended?this._extAdd(t):this._projAdd(t)},u.prototype.mul=function(t){return this._hasDoubles(t)?this.curve._fixedNafMul(this,t):this.curve._wnafMul(this,t)},u.prototype.mulAdd=function(t,e,r){return this.curve._wnafMulAdd(1,[this,e],[t,r],2,!1)},u.prototype.jmulAdd=function(t,e,r){return this.curve._wnafMulAdd(1,[this,e],[t,r],2,!0)},u.prototype.normalize=function(){if(this.zOne)return this;var t=this.z.redInvm();return 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l=r(6983);e.randomFill=l.randomFill,e.randomFillSync=l.randomFillSync,e.createCredentials=function(){throw new Error("sorry, createCredentials is not implemented yet\nwe accept pull requests\nhttps://github.com/browserify/crypto-browserify")},e.constants={DH_CHECK_P_NOT_SAFE_PRIME:2,DH_CHECK_P_NOT_PRIME:1,DH_UNABLE_TO_CHECK_GENERATOR:4,DH_NOT_SUITABLE_GENERATOR:8,NPN_ENABLED:1,ALPN_ENABLED:1,RSA_PKCS1_PADDING:1,RSA_SSLV23_PADDING:2,RSA_NO_PADDING:3,RSA_PKCS1_OAEP_PADDING:4,RSA_X931_PADDING:5,RSA_PKCS1_PSS_PADDING:6,POINT_CONVERSION_COMPRESSED:2,POINT_CONVERSION_UNCOMPRESSED:4,POINT_CONVERSION_HYBRID:6}},1591:t=>{t.exports=function(){throw new Error("ws does not work in the browser. 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n=0;"-"===(t=t.toString().replace(/\s+/g,""))[0]&&(n++,this.negative=1),n=0;n-=3)o=t[n]|t[n-1]<<8|t[n-2]<<16,this.words[s]|=o<>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);else if("le"===r)for(n=0,s=0;n>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);return this.strip()},s.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var 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u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e},S.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e},s.mont=function(t){return new k(t)},n(k,S),k.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift))},k.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e},k.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),s=n;return n.cmp(this.m)>=0?s=n.isub(this.m):n.cmpn(0)<0&&(s=n.iadd(this.m)),s._forceRed(this)},k.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new s(0)._forceRed(this);var r=t.mul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},k.prototype.invm=function(t){return this.imod(t._invmp(this.m).mul(this.r2))._forceRed(this)}}(t=r.nmd(t),this)},2356:(t,e,r)=>{var i=r(462),n=r(2861).Buffer,s=r(6168),o=r(6698),a=r(5892),h=r(295),u=r(5122);function f(t,e,r,o){s.call(this);var h=n.alloc(4,0);this._cipher=new i.AES(e);var f=this._cipher.encryptBlock(h);this._ghash=new a(f),r=function(t,e,r){if(12===e.length)return t._finID=n.concat([e,n.from([0,0,0,1])]),n.concat([e,n.from([0,0,0,2])]);var i=new a(r),s=e.length,o=s%16;i.update(e),o&&(o=16-o,i.update(n.alloc(o,0))),i.update(n.alloc(8,0));var h=8*s,f=n.alloc(8);f.writeUIntBE(h,0,8),i.update(f),t._finID=i.state;var l=n.from(t._finID);return u(l),l}(this,r,f),this._prev=n.from(r),this._cache=n.allocUnsafe(0),this._secCache=n.allocUnsafe(0),this._decrypt=o,this._alen=0,this._len=0,this._mode=t,this._authTag=null,this._called=!1}o(f,s),f.prototype._update=function(t){if(!this._called&&this._alen){var e=16-this._alen%16;e<16&&(e=n.alloc(e,0),this._ghash.update(e))}this._called=!0;var r=this._mode.encrypt(this,t);return this._decrypt?this._ghash.update(t):this._ghash.update(r),this._len+=t.length,r},f.prototype._final=function(){if(this._decrypt&&!this._authTag)throw new Error("Unsupported state or unable to authenticate data");var t=h(this._ghash.final(8*this._alen,8*this._len),this._cipher.encryptBlock(this._finID));if(this._decrypt&&function(t,e){var r=0;t.length!==e.length&&r++;for(var i=Math.min(t.length,e.length),n=0;n{},2438:(t,e)=>{e["des-ecb"]={key:8,iv:0},e["des-cbc"]=e.des={key:8,iv:8},e["des-ede3-cbc"]=e.des3={key:24,iv:8},e["des-ede3"]={key:24,iv:0},e["des-ede-cbc"]={key:16,iv:8},e["des-ede"]={key:16,iv:0}},2455:(t,e,r)=>{var i,n=r(717);if(globalThis.process&&globalThis.process.browser)i="utf-8";else if(globalThis.process&&globalThis.process.version){i=parseInt(n.version.split(".")[0].slice(1),10)>=6?"utf-8":"binary"}else i="utf-8";t.exports=i},2503:(t,e,r)=>{var i=r(8287).Buffer;t.exports=function(t){return t instanceof i}},2509:function(t,e,r){!function(t,e){function i(t,e){if(!t)throw new Error(e||"Assertion failed")}function n(t,e){t.super_=e;var r=function(){};r.prototype=e.prototype,t.prototype=new r,t.prototype.constructor=t}function s(t,e,r){if(s.isBN(t))return t;this.negative=0,this.words=null,this.length=0,this.red=null,null!==t&&("le"!==e&&"be"!==e||(r=e,e=10),this._init(t||0,e||10,r||"be"))}var o;"object"==typeof t?t.exports=s:e.BN=s,s.BN=s,s.wordSize=26;try{o="undefined"!=typeof window&&void 0!==window.Buffer?window.Buffer:r(8287).Buffer}catch(t){}function a(t,e){var r=t.charCodeAt(e);return r>=65&&r<=70?r-55:r>=97&&r<=102?r-87:r-48&15}function h(t,e,r){var i=a(t,r);return r-1>=e&&(i|=a(t,r-1)<<4),i}function u(t,e,r,i){for(var n=0,s=Math.min(t.length,r),o=e;o=49?a-49+10:a>=17?a-17+10:a}return n}s.isBN=function(t){return t instanceof s||null!==t&&"object"==typeof t&&t.constructor.wordSize===s.wordSize&&Array.isArray(t.words)},s.max=function(t,e){return t.cmp(e)>0?t:e},s.min=function(t,e){return t.cmp(e)<0?t:e},s.prototype._init=function(t,e,r){if("number"==typeof t)return this._initNumber(t,e,r);if("object"==typeof t)return this._initArray(t,e,r);"hex"===e&&(e=16),i(e===(0|e)&&e>=2&&e<=36);var n=0;"-"===(t=t.toString().replace(/\s+/g,""))[0]&&(n++,this.negative=1),n=0;n-=3)o=t[n]|t[n-1]<<8|t[n-2]<<16,this.words[s]|=o<>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);else if("le"===r)for(n=0,s=0;n>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);return this.strip()},s.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e},S.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e},s.mont=function(t){return new k(t)},n(k,S),k.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift))},k.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e},k.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),s=n;return n.cmp(this.m)>=0?s=n.isub(this.m):n.cmpn(0)<0&&(s=n.iadd(this.m)),s._forceRed(this)},k.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new s(0)._forceRed(this);var r=t.mul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},k.prototype.invm=function(t){return this.imod(t._invmp(this.m).mul(this.r2))._forceRed(this)}}(t=r.nmd(t),this)},2632:(t,e)=>{e.encrypt=function(t,e){return t._cipher.encryptBlock(e)},e.decrypt=function(t,e){return t._cipher.decryptBlock(e)}},2642:(t,e,r)=>{var i=r(7720),n=Object.prototype.hasOwnProperty,s=Array.isArray,o={allowDots:!1,allowEmptyArrays:!1,allowPrototypes:!1,allowSparse:!1,arrayLimit:20,charset:"utf-8",charsetSentinel:!1,comma:!1,decodeDotInKeys:!1,decoder:i.decode,delimiter:"&",depth:5,duplicates:"combine",ignoreQueryPrefix:!1,interpretNumericEntities:!1,parameterLimit:1e3,parseArrays:!0,plainObjects:!1,strictDepth:!1,strictNullHandling:!1},a=function(t){return t.replace(/&#(\d+);/g,(function(t,e){return String.fromCharCode(parseInt(e,10))}))},h=function(t,e){return t&&"string"==typeof t&&e.comma&&t.indexOf(",")>-1?t.split(","):t},u=function(t,e,r,i){if(t){var s=r.allowDots?t.replace(/\.([^.[]+)/g,"[$1]"):t,o=/(\[[^[\]]*])/g,a=r.depth>0&&/(\[[^[\]]*])/.exec(s),u=a?s.slice(0,a.index):s,f=[];if(u){if(!r.plainObjects&&n.call(Object.prototype,u)&&!r.allowPrototypes)return;f.push(u)}for(var l=0;r.depth>0&&null!==(a=o.exec(s))&&l=0;--s){var o,a=t[s];if("[]"===a&&r.parseArrays)o=r.allowEmptyArrays&&(""===n||r.strictNullHandling&&null===n)?[]:[].concat(n);else{o=r.plainObjects?Object.create(null):{};var u="["===a.charAt(0)&&"]"===a.charAt(a.length-1)?a.slice(1,-1):a,f=r.decodeDotInKeys?u.replace(/%2E/g,"."):u,l=parseInt(f,10);r.parseArrays||""!==f?!isNaN(l)&&a!==f&&String(l)===f&&l>=0&&r.parseArrays&&l<=r.arrayLimit?(o=[])[l]=n:"__proto__"!==f&&(o[f]=n):o={0:n}}n=o}return n}(f,e,r,i)}};t.exports=function(t,e){var r=function(t){if(!t)return o;if(void 0!==t.allowEmptyArrays&&"boolean"!=typeof t.allowEmptyArrays)throw new TypeError("`allowEmptyArrays` option can only be `true` or `false`, when provided");if(void 0!==t.decodeDotInKeys&&"boolean"!=typeof t.decodeDotInKeys)throw new TypeError("`decodeDotInKeys` option can only be `true` or `false`, when provided");if(null!==t.decoder&&void 0!==t.decoder&&"function"!=typeof t.decoder)throw new TypeError("Decoder has to be a function.");if(void 0!==t.charset&&"utf-8"!==t.charset&&"iso-8859-1"!==t.charset)throw new TypeError("The charset option must be either utf-8, iso-8859-1, or undefined");var e=void 0===t.charset?o.charset:t.charset,r=void 0===t.duplicates?o.duplicates:t.duplicates;if("combine"!==r&&"first"!==r&&"last"!==r)throw new TypeError("The duplicates option must be either combine, first, or last");return{allowDots:void 0===t.allowDots?!0===t.decodeDotInKeys||o.allowDots:!!t.allowDots,allowEmptyArrays:"boolean"==typeof t.allowEmptyArrays?!!t.allowEmptyArrays:o.allowEmptyArrays,allowPrototypes:"boolean"==typeof t.allowPrototypes?t.allowPrototypes:o.allowPrototypes,allowSparse:"boolean"==typeof t.allowSparse?t.allowSparse:o.allowSparse,arrayLimit:"number"==typeof t.arrayLimit?t.arrayLimit:o.arrayLimit,charset:e,charsetSentinel:"boolean"==typeof t.charsetSentinel?t.charsetSentinel:o.charsetSentinel,comma:"boolean"==typeof t.comma?t.comma:o.comma,decodeDotInKeys:"boolean"==typeof t.decodeDotInKeys?t.decodeDotInKeys:o.decodeDotInKeys,decoder:"function"==typeof t.decoder?t.decoder:o.decoder,delimiter:"string"==typeof t.delimiter||i.isRegExp(t.delimiter)?t.delimiter:o.delimiter,depth:"number"==typeof t.depth||!1===t.depth?+t.depth:o.depth,duplicates:r,ignoreQueryPrefix:!0===t.ignoreQueryPrefix,interpretNumericEntities:"boolean"==typeof t.interpretNumericEntities?t.interpretNumericEntities:o.interpretNumericEntities,parameterLimit:"number"==typeof t.parameterLimit?t.parameterLimit:o.parameterLimit,parseArrays:!1!==t.parseArrays,plainObjects:"boolean"==typeof t.plainObjects?t.plainObjects:o.plainObjects,strictDepth:"boolean"==typeof t.strictDepth?!!t.strictDepth:o.strictDepth,strictNullHandling:"boolean"==typeof t.strictNullHandling?t.strictNullHandling:o.strictNullHandling}}(e);if(""===t||null==t)return r.plainObjects?Object.create(null):{};for(var f="string"==typeof t?function(t,e){var r={__proto__:null},u=e.ignoreQueryPrefix?t.replace(/^\?/,""):t;u=u.replace(/%5B/gi,"[").replace(/%5D/gi,"]");var f,l=e.parameterLimit===1/0?void 0:e.parameterLimit,c=u.split(e.delimiter,l),d=-1,p=e.charset;if(e.charsetSentinel)for(f=0;f-1&&(g=s(g)?[g]:g);var w=n.call(r,m);w&&"combine"===e.duplicates?r[m]=i.combine(r[m],g):w&&"last"!==e.duplicates||(r[m]=g)}return r}(t,r):t,l=r.plainObjects?Object.create(null):{},c=Object.keys(f),d=0;d{var i=r(7952),n=r(4367),s=r(3349);function o(t){if(!(this instanceof o))return new o(t);this.hash=t.hash,this.predResist=!!t.predResist,this.outLen=this.hash.outSize,this.minEntropy=t.minEntropy||this.hash.hmacStrength,this._reseed=null,this.reseedInterval=null,this.K=null,this.V=null;var e=n.toArray(t.entropy,t.entropyEnc||"hex"),r=n.toArray(t.nonce,t.nonceEnc||"hex"),i=n.toArray(t.pers,t.persEnc||"hex");s(e.length>=this.minEntropy/8,"Not enough entropy. 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_t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e},S.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e},s.mont=function(t){return new k(t)},n(k,S),k.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift))},k.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e},k.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),s=n;return n.cmp(this.m)>=0?s=n.isub(this.m):n.cmpn(0)<0&&(s=n.iadd(this.m)),s._forceRed(this)},k.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new s(0)._forceRed(this);var r=t.mul(e),i=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),n=r.isub(i).iushrn(this.shift),o=n;return n.cmp(this.m)>=0?o=n.isub(this.m):n.cmpn(0)<0&&(o=n.iadd(this.m)),o._forceRed(this)},k.prototype.invm=function(t){return 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i=r(8287),n=i.Buffer;function s(t,e){for(var r in t)e[r]=t[r]}function o(t,e,r){return n(t,e,r)}n.from&&n.alloc&&n.allocUnsafe&&n.allocUnsafeSlow?t.exports=i:(s(i,e),e.Buffer=o),o.prototype=Object.create(n.prototype),s(n,o),o.from=function(t,e,r){if("number"==typeof t)throw new TypeError("Argument must not be a number");return n(t,e,r)},o.alloc=function(t,e,r){if("number"!=typeof t)throw new TypeError("Argument must be a number");var i=n(t);return void 0!==e?"string"==typeof r?i.fill(e,r):i.fill(e):i.fill(0),i},o.allocUnsafe=function(t){if("number"!=typeof t)throw new TypeError("Argument must be a number");return n(t)},o.allocUnsafeSlow=function(t){if("number"!=typeof t)throw new TypeError("Argument must be a number");return i.SlowBuffer(t)}},2878:t=>{function e(t,e){return{start:t.start,end:t.end,index:e}}function r(t){return{start:t.start,end:t.end}}function i(t,e){return t.index-e.index}function n(t,e){return t.start-e.start}t.exports=function(t,s,o){if("string"!=typeof s)throw new 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t=navigator.hardwareConcurrency||1,e=[],r=0;r{var i="undefined"!=typeof Symbol&&Symbol,n=r(1333);t.exports=function(){return"function"==typeof i&&("function"==typeof Symbol&&("symbol"==typeof i("foo")&&("symbol"==typeof Symbol("bar")&&n())))}},4050:(t,e,r)=>{var i=r(6168),n=r(9560),s=r(6698),o=r(2861).Buffer,a={"des-ede3-cbc":n.CBC.instantiate(n.EDE),"des-ede3":n.EDE,"des-ede-cbc":n.CBC.instantiate(n.EDE),"des-ede":n.EDE,"des-cbc":n.CBC.instantiate(n.DES),"des-ecb":n.DES};function h(t){i.call(this);var e,r=t.mode.toLowerCase(),n=a[r];e=t.decrypt?"decrypt":"encrypt";var s=t.key;o.isBuffer(s)||(s=o.from(s)),"des-ede"!==r&&"des-ede-cbc"!==r||(s=o.concat([s,s.slice(0,8)]));var h=t.iv;o.isBuffer(h)||(h=o.from(h)),this._des=n.create({key:s,iv:h,type:e})}a.des=a["des-cbc"],a.des3=a["des-ede3-cbc"],t.exports=h,s(h,i),h.prototype._update=function(t){return o.from(this._des.update(t))},h.prototype._final=function(){return o.from(this._des.final())}},4101:(t,e,r)=>{var i=/Proc-Type: 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r=this.addr;!r&&this.conn.remoteAddress&&this.conn.remotePort&&(r=`${this.conn.remoteAddress}:${this.conn.remotePort}`),this.swarm._onWire(this.wire,r),this.swarm&&!this.swarm.destroyed&&(this.sentHandshake||this.handshake())}handshake(){const t={dht:!this.swarm.private&&!!this.swarm.client.dht,fast:!0};this.wire.handshake(this.swarm.infoHash,this.swarm.client.peerId,t),this.sentHandshake=!0}startConnectTimeout(){clearTimeout(this.connectTimeout);const t={webrtc:25e3,tcpOutgoing:5e3,utpOutgoing:5e3};this.connectTimeout=setTimeout((()=>{this.destroy(new Error("connect timeout"))}),t[this.type]),this.connectTimeout.unref&&this.connectTimeout.unref()}startHandshakeTimeout(){clearTimeout(this.handshakeTimeout),this.handshakeTimeout=setTimeout((()=>{this.destroy(new Error("handshake timeout"))}),25e3),this.handshakeTimeout.unref&&this.handshakeTimeout.unref()}destroy(t){if(this.destroyed)return;this.destroyed=!0,this.connected=!1,d("destroy %s %s (error: 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t}t.exports=function(t,r,i){if(!t||"string"==typeof t)throw new TypeError("Please pass an Error to err-code");i||(i={}),"object"==typeof r&&(i=r,r=""),r&&(i.code=r);try{return e(t,i)}catch(r){i.message=t.message,i.stack=t.stack;const n=function(){};n.prototype=Object.create(Object.getPrototypeOf(t));return e(new n,i)}}},6383:(t,e,r)=>{var i=r(2861).Buffer,n=r(295);function s(t,e,r){var s=e.length,o=n(e,t._cache);return t._cache=t._cache.slice(s),t._prev=i.concat([t._prev,r?e:o]),o}e.encrypt=function(t,e,r){for(var n,o=i.allocUnsafe(0);e.length;){if(0===t._cache.length&&(t._cache=t._cipher.encryptBlock(t._prev),t._prev=i.allocUnsafe(0)),!(t._cache.length<=e.length)){o=i.concat([o,s(t,e,r)]);break}n=t._cache.length,o=i.concat([o,s(t,e.slice(0,n),r)]),e=e.slice(n)}return o}},6413:(t,e,r)=>{var i=r(7568),n=i.define("Time",(function(){this.choice({utcTime:this.utctime(),generalTime:this.gentime()})})),s=i.define("AttributeTypeValue",(function(){this.seq().obj(this.key("type").objid(),this.key("value").any())})),o=i.define("AlgorithmIdentifier",(function(){this.seq().obj(this.key("algorithm").objid(),this.key("parameters").optional(),this.key("curve").objid().optional())})),a=i.define("SubjectPublicKeyInfo",(function(){this.seq().obj(this.key("algorithm").use(o),this.key("subjectPublicKey").bitstr())})),h=i.define("RelativeDistinguishedName",(function(){this.setof(s)})),u=i.define("RDNSequence",(function(){this.seqof(h)})),f=i.define("Name",(function(){this.choice({rdnSequence:this.use(u)})})),l=i.define("Validity",(function(){this.seq().obj(this.key("notBefore").use(n),this.key("notAfter").use(n))})),c=i.define("Extension",(function(){this.seq().obj(this.key("extnID").objid(),this.key("critical").bool().def(!1),this.key("extnValue").octstr())})),d=i.define("TBSCertificate",(function(){this.seq().obj(this.key("version").explicit(0).int().optional(),this.key("serialNumber").int(),this.key("signature").use(o),this.key("issuer").use(f),this.key("validity").use(l),this.key("subject").use(f),this.key("subjectPublicKeyInfo").use(a),this.key("issuerUniqueID").implicit(1).bitstr().optional(),this.key("subjectUniqueID").implicit(2).bitstr().optional(),this.key("extensions").explicit(3).seqof(c).optional())})),p=i.define("X509Certificate",(function(){this.seq().obj(this.key("tbsCertificate").use(d),this.key("signatureAlgorithm").use(o),this.key("signatureValue").bitstr())}));t.exports=p},6427:(t,e,r)=>{var i=r(8393).Buffer,n=i.isEncoding||function(t){switch((t=""+t)&&t.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return!0;default:return!1}};function s(t){var e;switch(this.encoding=function(t){var e=function(t){if(!t)return"utf8";for(var e;;)switch(t){case"utf8":case"utf-8":return"utf8";case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return"utf16le";case"latin1":case"binary":return"latin1";case"base64":case"ascii":case"hex":return t;default:if(e)return;t=(""+t).toLowerCase(),e=!0}}(t);if("string"!=typeof e&&(i.isEncoding===n||!n(t)))throw new Error("Unknown encoding: "+t);return e||t}(t),this.encoding){case"utf16le":this.text=h,this.end=u,e=4;break;case"utf8":this.fillLast=a,e=4;break;case"base64":this.text=f,this.end=l,e=3;break;default:return this.write=c,void(this.end=d)}this.lastNeed=0,this.lastTotal=0,this.lastChar=i.allocUnsafe(e)}function o(t){return t<=127?0:t>>5==6?2:t>>4==14?3:t>>3==30?4:t>>6==2?-1:-2}function a(t){var e=this.lastTotal-this.lastNeed,r=function(t,e){if(128!=(192&e[0]))return t.lastNeed=0,"�";if(t.lastNeed>1&&e.length>1){if(128!=(192&e[1]))return t.lastNeed=1,"�";if(t.lastNeed>2&&e.length>2&&128!=(192&e[2]))return t.lastNeed=2,"�"}}(this,t);return void 0!==r?r:this.lastNeed<=t.length?(t.copy(this.lastChar,e,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal)):(t.copy(this.lastChar,e,0,t.length),void(this.lastNeed-=t.length))}function h(t,e){if((t.length-e)%2==0){var r=t.toString("utf16le",e);if(r){var i=r.charCodeAt(r.length-1);if(i>=55296&&i<=56319)return this.lastNeed=2,this.lastTotal=4,this.lastChar[0]=t[t.length-2],this.lastChar[1]=t[t.length-1],r.slice(0,-1)}return r}return this.lastNeed=1,this.lastTotal=2,this.lastChar[0]=t[t.length-1],t.toString("utf16le",e,t.length-1)}function u(t){var e=t&&t.length?this.write(t):"";if(this.lastNeed){var r=this.lastTotal-this.lastNeed;return e+this.lastChar.toString("utf16le",0,r)}return e}function f(t,e){var r=(t.length-e)%3;return 0===r?t.toString("base64",e):(this.lastNeed=3-r,this.lastTotal=3,1===r?this.lastChar[0]=t[t.length-1]:(this.lastChar[0]=t[t.length-2],this.lastChar[1]=t[t.length-1]),t.toString("base64",e,t.length-r))}function l(t){var e=t&&t.length?this.write(t):"";return this.lastNeed?e+this.lastChar.toString("base64",0,3-this.lastNeed):e}function c(t){return t.toString(this.encoding)}function d(t){return t&&t.length?this.write(t):""}e.I=s,s.prototype.write=function(t){if(0===t.length)return"";var e,r;if(this.lastNeed){if(void 0===(e=this.fillLast(t)))return"";r=this.lastNeed,this.lastNeed=0}else r=0;return r=0)return n>0&&(t.lastNeed=n-1),n;if(--i=0)return n>0&&(t.lastNeed=n-2),n;if(--i=0)return n>0&&(2===n?n=0:t.lastNeed=n-3),n;return 0}(this,t,e);if(!this.lastNeed)return t.toString("utf8",e);this.lastTotal=r;var i=t.length-(r-this.lastNeed);return t.copy(this.lastChar,0,i),t.toString("utf8",e,i)},s.prototype.fillLast=function(t){if(this.lastNeed<=t.length)return t.copy(this.lastChar,this.lastTotal-this.lastNeed,0,this.lastNeed),this.lastChar.toString(this.encoding,0,this.lastTotal);t.copy(this.lastChar,this.lastTotal-this.lastNeed,0,t.length),this.lastNeed-=t.length}},6458:(t,e,r)=>{r.d(e,{A:()=>P});var i=r(988),n=r(3033),s=r(1565),o=r(7833),a=r(8727),h=r(8179),u=r(9639),f=r(1035),l=r(1314);const c=o("bittorrent-protocol"),d=(0,u.L0)("BitTorrent protocol"),p=new Uint8Array([0,0,0,0]),m=new Uint8Array([0,0,0,1,0]),g=new Uint8Array([0,0,0,1,1]),y=new Uint8Array([0,0,0,1,2]),b=new Uint8Array([0,0,0,1,3]),v=[0,0,0,0,0,0,0,0],w=[0,0,0,3,9,0,0],_=new Uint8Array([0,0,0,1,14]),M=new Uint8Array([0,0,0,1,15]),S=new Uint8Array([0,0,0,0,0,0,0,0]),k=new Uint8Array([0,0,1,2]),E=new Uint8Array([0,0,0,2]);function x(t,e){for(let r=t.length;r--;)t[r]^=e[r];return t}class A{constructor(t,e,r,i){this.piece=t,this.offset=e,this.length=r,this.callback=i}}class I{constructor(){this.buffer=new Uint8Array}get(t){return!0}set(t){}}class T extends h.Duplex{constructor(t=null,e=0,r=!1){super(),this._debugId=(0,u.V5)((0,u.po)(4)),this._debug("new wire"),this.peerId=null,this.peerIdBuffer=null,this.type=t,this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new n.A(0,{grow:4e5}),this.extensions={},this.peerExtensions={},this.requests=[],this.peerRequests=[],this.extendedMapping={},this.peerExtendedMapping={},this.extendedHandshake={},this.peerExtendedHandshake={},this.hasFast=!1,this.allowedFastSet=[],this.peerAllowedFastSet=[],this._ext={},this._nextExt=1,this.uploaded=0,this.downloaded=0,this.uploadSpeed=f(),this.downloadSpeed=f(),this._keepAliveInterval=null,this._timeout=null,this._timeoutMs=0,this._timeoutExpiresAt=null,this._finished=!1,this._parserSize=0,this._parser=null,this._buffer=[],this._bufferSize=0,this._peEnabled=r,r?(this._dh=s.createDiffieHellman("ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a36210000000000090563","hex",2),this._myPubKey=this._dh.generateKeys("hex")):this._myPubKey=null,this._peerPubKey=null,this._sharedSecret=null,this._peerCryptoProvide=[],this._cryptoHandshakeDone=!1,this._cryptoSyncPattern=null,this._waitMaxBytes=null,this._encryptionMethod=null,this._encryptGenerator=null,this._decryptGenerator=null,this._setGenerators=!1,this.once("finish",(()=>this._onFinish())),this.on("finish",this._onFinish),this._debug("type:",this.type),"tcpIncoming"===this.type&&this._peEnabled?this._determineHandshakeType():"tcpOutgoing"===this.type&&this._peEnabled&&0===e?this._parsePe2():this._parseHandshake(null)}setKeepAlive(t){this._debug("setKeepAlive %s",t),clearInterval(this._keepAliveInterval),!1!==t&&(this._keepAliveInterval=setInterval((()=>{this.keepAlive()}),55e3))}setTimeout(t,e){this._debug("setTimeout ms=%d unref=%s",t,e),this._timeoutMs=t,this._timeoutUnref=!!e,this._resetTimeout(!0)}destroy(){if(!this.destroyed)return this._debug("destroy"),this.end(),this}end(t){if(!this.destroyed&&!this.destroying)return this._debug("end"),this._onUninterested(),this._onChoke(),super.end(t)}use(t){const e=t.prototype.name;if(!e)throw new Error('Extension class requires a "name" property on the prototype');this._debug("use extension.name=%s",e);const r=this._nextExt,i=new t(this);function n(){}"function"!=typeof i.onHandshake&&(i.onHandshake=n),"function"!=typeof i.onExtendedHandshake&&(i.onExtendedHandshake=n),"function"!=typeof i.onMessage&&(i.onMessage=n),this.extendedMapping[r]=e,this._ext[e]=i,this[e]=i,this._nextExt+=1}keepAlive(){this._debug("keep-alive"),this._push(p)}sendPe1(){if(this._peEnabled){const t=Math.floor(513*Math.random()),e=(0,u.po)(t);this._push((0,u.xW)([(0,u.fk)(this._myPubKey),e]))}}sendPe2(){const t=Math.floor(513*Math.random()),e=(0,u.po)(t);this._push((0,u.xW)([(0,u.fk)(this._myPubKey),e]))}async sendPe3(t){await this.setEncrypt(this._sharedSecret,t);const e=await(0,u.tW)((0,u.fk)(this._utfToHex("req1")+this._sharedSecret)),r=x(await(0,u.tW)((0,u.fk)(this._utfToHex("req2")+t)),await(0,u.tW)((0,u.fk)(this._utfToHex("req3")+this._sharedSecret))),i=new DataView((0,u.po)(2).buffer).getUint16(0)%512,n=(0,u.po)(i);let s=new Uint8Array(14+i+2);s.set(S),s.set(k,8);const o=new DataView(s.buffer);o.setInt16(12,i),n.copy(s,14),o.setInt16(14+i,0),s=this._encryptHandshake(s),this._push((0,u.xW)([e,r,s]))}async sendPe4(t){await this.setEncrypt(this._sharedSecret,t);const e=new DataView((0,u.po)(2).buffer).getUint16(0)%512,r=(0,u.po)(e);let i=new Uint8Array(14+e);const n=new DataView(i.buffer);i.set(S),i.set(E,8),n.setInt16(12,e),i.set(r,14),i=this._encryptHandshake(i),this._push(i),this._cryptoHandshakeDone=!0,this._debug("completed crypto handshake")}handshake(t,e,r){let i,n;if("string"==typeof t?(t=t.toLowerCase(),i=(0,u.fk)(t)):(i=t,t=(0,u.V5)(i)),"string"==typeof e?n=(0,u.fk)(e):(n=e,e=(0,u.V5)(n)),this._infoHash=i,20!==i.length||20!==n.length)throw new Error("infoHash and peerId MUST have length 20");this._debug("handshake i=%s p=%s exts=%o",t,e,r);const s=new Uint8Array(v);this.extensions={extended:!0,dht:!(!r||!r.dht),fast:!(!r||!r.fast)},s[5]|=16,this.extensions.dht&&(s[7]|=1),this.extensions.fast&&(s[7]|=4),this.extensions.fast&&this.peerExtensions.fast&&(this._debug("fast extension is enabled"),this.hasFast=!0),this._push((0,u.xW)([d,s,i,n])),this._handshakeSent=!0,this.peerExtensions.extended&&!this._extendedHandshakeSent&&this._sendExtendedHandshake()}_sendExtendedHandshake(){const t=Object.assign({},this.extendedHandshake);t.m={};for(const e in this.extendedMapping){const r=this.extendedMapping[e];t.m[r]=Number(e)}this.extended(0,i.A.encode(t)),this._extendedHandshakeSent=!0}choke(){if(!this.amChoking)if(this.amChoking=!0,this._debug("choke"),this._push(m),this.hasFast){let t=0;for(;this.peerRequests.length>t;){const e=this.peerRequests[t];this.allowedFastSet.includes(e.piece)?++t:this.reject(e.piece,e.offset,e.length)}}else for(;this.peerRequests.length;)this.peerRequests.pop()}unchoke(){this.amChoking&&(this.amChoking=!1,this._debug("unchoke"),this._push(g))}interested(){this.amInterested||(this.amInterested=!0,this._debug("interested"),this._push(y))}uninterested(){this.amInterested&&(this.amInterested=!1,this._debug("uninterested"),this._push(b))}have(t){this._debug("have %d",t),this._message(4,[t],null)}bitfield(t){this._debug("bitfield"),ArrayBuffer.isView(t)||(t=t.buffer),this._message(5,[],t)}request(t,e,r,i){return i||(i=()=>{}),this._finished?i(new Error("wire is closed")):!this.peerChoking||this.hasFast&&this.peerAllowedFastSet.includes(t)?(this._debug("request index=%d offset=%d length=%d",t,e,r),this.requests.push(new A(t,e,r,i)),this._timeout||this._resetTimeout(!0),void this._message(6,[t,e,r],null)):i(new Error("peer is choking"))}piece(t,e,r){this._debug("piece index=%d offset=%d",t,e),this._message(7,[t,e],r),this.uploaded+=r.length,this.uploadSpeed(r.length),this.emit("upload",r.length)}cancel(t,e,r){this._debug("cancel index=%d offset=%d length=%d",t,e,r),this._callback(this._pull(this.requests,t,e,r),new Error("request was cancelled"),null),this._message(8,[t,e,r],null)}port(t){this._debug("port %d",t);const e=new Uint8Array(w);new DataView(e.buffer).setUint16(5,t),this._push(e)}suggest(t){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("suggest %d",t),this._message(13,[t],null)}haveAll(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-all"),this._push(_)}haveNone(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-none"),this._push(M)}reject(t,e,r){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("reject index=%d offset=%d length=%d",t,e,r),this._pull(this.peerRequests,t,e,r),this._message(16,[t,e,r],null)}allowedFast(t){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("allowed-fast %d",t),this.allowedFastSet.includes(t)||this.allowedFastSet.push(t),this._message(17,[t],null)}extended(t,e){if(this._debug("extended ext=%s",t),"string"==typeof t&&this.peerExtendedMapping[t]&&(t=this.peerExtendedMapping[t]),"number"!=typeof t)throw new Error(`Unrecognized extension: ${t}`);{const r=new Uint8Array([t]),n=ArrayBuffer.isView(e)?e:i.A.encode(e);this._message(20,[],(0,u.xW)([r,n]))}}async setEncrypt(t,e){let r,i,n,s;switch(this.type){case"tcpIncoming":r=await(0,u.tW)((0,u.fk)(this._utfToHex("keyB")+t+e)),n=await(0,u.tW)((0,u.fk)(this._utfToHex("keyA")+t+e)),i=[];for(const t of r.values())i.push(t);s=[];for(const t of n.values())s.push(t);this._encryptGenerator=new a(i),this._decryptGenerator=new a(s);break;case"tcpOutgoing":r=await(0,u.tW)((0,u.fk)(this._utfToHex("keyA")+t+e)),n=await(0,u.tW)((0,u.fk)(this._utfToHex("keyB")+t+e)),i=[];for(const t of r.values())i.push(t);s=[];for(const t of n.values())s.push(t);this._encryptGenerator=new a(i),this._decryptGenerator=new a(s);break;default:return!1}for(let t=0;t<1024;t++)this._encryptGenerator.randomByte(),this._decryptGenerator.randomByte();return this._setGenerators=!0,!0}_message(t,e,r){const i=r?r.length:0,n=new Uint8Array(5+4*e.length),s=new DataView(n.buffer);s.setUint32(0,n.length+i-4),n[4]=t;for(let t=0;t{if(n===this._pull(this.peerRequests,t,e,r))return i?(this._debug("error satisfying request index=%d offset=%d length=%d (%s)",t,e,r,i.message),void(this.hasFast&&this.reject(t,e,r))):void this.piece(t,e,s)},n=new A(t,e,r,i);this.peerRequests.push(n),this.emit("request",t,e,r,i)}_onPiece(t,e,r){this._debug("got piece index=%d offset=%d",t,e),this._callback(this._pull(this.requests,t,e,r.length),null,r),this.downloaded+=r.length,this.downloadSpeed(r.length),this.emit("download",r.length),this.emit("piece",t,e,r)}_onCancel(t,e,r){this._debug("got cancel index=%d offset=%d length=%d",t,e,r),this._pull(this.peerRequests,t,e,r),this.emit("cancel",t,e,r)}_onPort(t){this._debug("got port %d",t),this.emit("port",t)}_onSuggest(t){if(!this.hasFast)return this._debug("Error: got suggest whereas fast extension is disabled"),void this.destroy();this._debug("got suggest %d",t),this.emit("suggest",t)}_onHaveAll(){if(!this.hasFast)return this._debug("Error: got have-all whereas fast extension is disabled"),void this.destroy();this._debug("got have-all"),this.peerPieces=new I,this.emit("have-all")}_onHaveNone(){if(!this.hasFast)return this._debug("Error: got have-none whereas fast extension is disabled"),void this.destroy();this._debug("got have-none"),this.emit("have-none")}_onReject(t,e,r){if(!this.hasFast)return this._debug("Error: got reject whereas fast extension is disabled"),void this.destroy();this._debug("got reject index=%d offset=%d length=%d",t,e,r),this._callback(this._pull(this.requests,t,e,r),new Error("request was rejected"),null),this.emit("reject",t,e,r)}_onAllowedFast(t){if(!this.hasFast)return this._debug("Error: got allowed-fast whereas fast extension is disabled"),void this.destroy();this._debug("got allowed-fast %d",t),this.peerAllowedFastSet.includes(t)||this.peerAllowedFastSet.push(t),this.peerAllowedFastSet.length>100&&this.peerAllowedFastSet.shift(),this.emit("allowed-fast",t)}_onExtended(t,e){if(0===t){let t;try{t=i.A.decode(e)}catch(t){this._debug("ignoring invalid extended handshake: %s",t.message||t)}if(!t)return;if(this.peerExtendedHandshake=t,"object"==typeof t.m)for(const e in t.m)this.peerExtendedMapping[e]=Number(t.m[e].toString());for(const t in this._ext)this.peerExtendedMapping[t]&&this._ext[t].onExtendedHandshake(this.peerExtendedHandshake);this._debug("got extended handshake"),this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[t]&&(t=this.extendedMapping[t],this._ext[t]&&this._ext[t].onMessage(e)),this._debug("got extended message ext=%s",t),this.emit("extended",t,e)}_onTimeout(){this._debug("request timed out"),this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")}_write(t,e){if(2===this._encryptionMethod&&this._cryptoHandshakeDone&&(t=this._decrypt(t)),this._bufferSize+=t.length,this._buffer.push(t),this._buffer.length>1&&(this._buffer=[(0,u.xW)(this._buffer,this._bufferSize)]),this._cryptoSyncPattern){const e=this._buffer[0].indexOf(this._cryptoSyncPattern);if(-1!==e)this._buffer[0]=this._buffer[0].slice(e+this._cryptoSyncPattern.length),this._bufferSize-=e+this._cryptoSyncPattern.length,this._cryptoSyncPattern=null;else if(this._bufferSize+t.length>this._waitMaxBytes+this._cryptoSyncPattern.length)return this._debug("Error: could not resynchronize"),void this.destroy()}for(;this._bufferSize>=this._parserSize&&!this._cryptoSyncPattern;)if(0===this._parserSize)this._parser(new Uint8Array);else{const t=this._buffer[0];this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[t.slice(this._parserSize)]:[],this._parser(t.slice(0,this._parserSize))}e(null)}_callback(t,e,r){t&&(this._resetTimeout(!this.peerChoking&&!this._finished),t.callback(e,r))}_resetTimeout(t){if(!t||!this._timeoutMs||!this.requests.length)return clearTimeout(this._timeout),this._timeout=null,void(this._timeoutExpiresAt=null);const e=Date.now()+this._timeoutMs;if(this._timeout){if(e-this._timeoutExpiresAt<.05*this._timeoutMs)return;clearTimeout(this._timeout)}this._timeoutExpiresAt=e,this._timeout=setTimeout((()=>this._onTimeout()),this._timeoutMs),this._timeoutUnref&&this._timeout.unref&&this._timeout.unref()}_parse(t,e){this._parserSize=t,this._parser=e}_parseUntil(t,e){this._cryptoSyncPattern=t,this._waitMaxBytes=e}_onMessageLength(t){const e=new DataView(t.buffer,t.byteOffset,t.byteLength).getUint32(0);e>0?this._parse(e,this._onMessage):(this._onKeepAlive(),this._parse(4,this._onMessageLength))}_onMessage(t){this._parse(4,this._onMessageLength);const e=new DataView(t.buffer,t.byteOffset,t.byteLength);switch(t[0]){case 0:return this._onChoke();case 1:return this._onUnchoke();case 2:return this._onInterested();case 3:return this._onUninterested();case 4:return this._onHave(e.getUint32(1));case 5:return this._onBitField(t.slice(1));case 6:return this._onRequest(e.getUint32(1),e.getUint32(5),e.getUint32(9));case 7:return this._onPiece(e.getUint32(1),e.getUint32(5),t.slice(9));case 8:return this._onCancel(e.getUint32(1),e.getUint32(5),e.getUint32(9));case 9:return this._onPort(e.getUint16(1));case 13:return this._onSuggest(e.getUint32(1));case 14:return this._onHaveAll();case 15:return this._onHaveNone();case 16:return this._onReject(e.getUint32(1),e.getUint32(5),e.getUint32(9));case 17:return this._onAllowedFast(e.getUint32(1));case 20:return this._onExtended(t[1],t.slice(2));default:return this._debug("got unknown message"),this.emit("unknownmessage",t)}}_determineHandshakeType(){this._parse(1,(t=>{const e=t[0];19===e?this._parse(e+48,this._onHandshakeBuffer):this._parsePe1(t)}))}_parsePe1(t){this._parse(95,(e=>{this._onPe1((0,u.xW)([t,e])),this._parsePe3()}))}_parsePe2(){this._parse(96,(t=>{for(this._onPe2(t);!this._setGenerators;);this._parsePe4()}))}async _parsePe3(){const t=await(0,u.tW)((0,u.fk)(this._utfToHex("req1")+this._sharedSecret));this._parseUntil(t,512),this._parse(20,(t=>{for(this._onPe3(t);!this._setGenerators;);this._parsePe3Encrypted()}))}_parsePe3Encrypted(){this._parse(14,(t=>{const e=this._decryptHandshake(t.slice(0,8)),r=this._decryptHandshake(t.slice(8,12)),i=new DataView(this._decryptHandshake(t.slice(12,14)).buffer).getUint16(0);this._parse(i,(t=>{t=this._decryptHandshake(t),this._parse(2,(i=>{const n=new DataView(this._decryptHandshake(i).buffer).getUint16(0);this._parse(n,(i=>{i=this._decryptHandshake(i),this._onPe3Encrypted(e,r,t,i);const s=n?i[0]:null,o=n?i.slice(1,20):null;19===s&&"BitTorrent protocol"===(0,u.dU)(o)?this._onHandshakeBuffer(i.slice(1)):this._parseHandshake()}))}))}))}))}_parsePe4(){const t=this._decryptHandshake(S);this._parseUntil(t,512),this._parse(6,(t=>{const e=this._decryptHandshake(t.slice(0,4)),r=new DataView(this._decryptHandshake(t.slice(4,6)).buffer).getUint16(0);this._parse(r,(t=>{this._decryptHandshake(t),this._onPe4(e),this._parseHandshake(null)}))}))}_parseHandshake(){this._parse(1,(t=>{const e=t[0];if(19!==e)return this._debug("Error: wire not speaking BitTorrent protocol (%s)",e.toString()),void this.end();this._parse(e+48,this._onHandshakeBuffer)}))}_onHandshakeBuffer(t){const e=t.slice(0,19);if("BitTorrent protocol"!==(0,u.dU)(e))return this._debug("Error: wire not speaking BitTorrent protocol (%s)",(0,u.dU)(e)),void this.end();t=t.slice(19),this._onHandshake(t.slice(8,28),t.slice(28,48),{dht:!!(1&t[7]),fast:!!(4&t[7]),extended:!!(16&t[5])}),this._parse(4,this._onMessageLength)}_onFinish(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAliveInterval),this._parse(Number.MAX_VALUE,(()=>{}));this.peerRequests.length;)this.peerRequests.pop();for(;this.requests.length;)this._callback(this.requests.pop(),new Error("wire was closed"),null)}_debug(...t){t[0]=`[${this._debugId}] ${t[0]}`,c(...t)}_pull(t,e,r,i){for(let n=0;n=65&&r<=70?r-55:r>=97&&r<=102?r-87:r-48&15}function h(t,e,r){var i=a(t,r);return r-1>=e&&(i|=a(t,r-1)<<4),i}function u(t,e,r,i){for(var n=0,s=Math.min(t.length,r),o=e;o=49?a-49+10:a>=17?a-17+10:a}return n}s.isBN=function(t){return t instanceof s||null!==t&&"object"==typeof t&&t.constructor.wordSize===s.wordSize&&Array.isArray(t.words)},s.max=function(t,e){return t.cmp(e)>0?t:e},s.min=function(t,e){return t.cmp(e)<0?t:e},s.prototype._init=function(t,e,r){if("number"==typeof t)return this._initNumber(t,e,r);if("object"==typeof t)return this._initArray(t,e,r);"hex"===e&&(e=16),i(e===(0|e)&&e>=2&&e<=36);var n=0;"-"===(t=t.toString().replace(/\s+/g,""))[0]&&(n++,this.negative=1),n=0;n-=3)o=t[n]|t[n-1]<<8|t[n-2]<<16,this.words[s]|=o<>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);else if("le"===r)for(n=0,s=0;n>>26-a&67108863,(a+=24)>=26&&(a-=26,s++);return this.strip()},s.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var i=0;i=e;i-=2)n=h(t,e,i)<=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;else for(i=(t.length-e)%2==0?e+1:e;i=18?(s-=18,o+=1,this.words[o]|=n>>>26):s+=8;this.strip()},s.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var i=0,n=1;n<=67108863;n*=e)i++;i--,n=n/e|0;for(var s=t.length-r,o=s%i,a=Math.min(s,s-o)+r,h=0,f=r;f1&&0===this.words[this.length-1];)this.length--;return this._normSign()},s.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this},s.prototype.inspect=function(){return(this.red?""};var f=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],l=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],c=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function d(t,e,r){r.negative=e.negative^t.negative;var i=t.length+e.length|0;r.length=i,i=i-1|0;var n=0|t.words[0],s=0|e.words[0],o=n*s,a=67108863&o,h=o/67108864|0;r.words[0]=a;for(var u=1;u>>26,l=67108863&h,c=Math.min(u,e.length-1),d=Math.max(0,u-t.length+1);d<=c;d++){var p=u-d|0;f+=(o=(n=0|t.words[p])*(s=0|e.words[d])+l)/67108864|0,l=67108863&o}r.words[u]=0|l,h=0|f}return 0!==h?r.words[u]=0|h:r.length--,r.strip()}s.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var n=0,s=0,o=0;o>>24-n&16777215,(n+=2)>=26&&(n-=26,o--),r=0!==s||o!==this.length-1?f[6-h.length]+h+r:h+r}for(0!==s&&(r=s.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],d=c[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var m=p.modn(d).toString(t);r=(p=p.idivn(d)).isZero()?m+r:f[u-m.length]+m+r}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r}i(!1,"Base should be between 2 and 36")},s.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&i(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t},s.prototype.toJSON=function(){return this.toString(16)},s.prototype.toBuffer=function(t,e){return i(void 0!==o),this.toArrayLike(o,t,e)},s.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e)},s.prototype.toArrayLike=function(t,e,r){var n=this.byteLength(),s=r||Math.max(1,n);i(n<=s,"byte array longer than desired length"),i(s>0,"Requested array length <= 0"),this.strip();var o,a,h="le"===e,u=new t(s),f=this.clone();if(h){for(a=0;!f.isZero();a++)o=f.andln(255),f.iushrn(8),u[a]=o;for(;a=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e},s.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 8191&e||(r+=13,e>>>=13),127&e||(r+=7,e>>>=7),15&e||(r+=4,e>>>=4),3&e||(r+=2,e>>>=2),1&e||r++,r},s.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e},s.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;et.length?this.clone().ior(t):t.clone().ior(this)},s.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this)},s.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;rt.length?this.clone().iand(t):t.clone().iand(this)},s.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this)},s.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var i=0;it.length?this.clone().ixor(t):t.clone().ixor(this)},s.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this)},s.prototype.inotn=function(t){i("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var 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7===t.length?"0"+t:6===t.length?"00"+t:5===t.length?"000"+t:4===t.length?"0000"+t:3===t.length?"00000"+t:2===t.length?"000000"+t:1===t.length?"0000000"+t:t}e.inherits=n,e.toArray=function(t,e){if(Array.isArray(t))return t.slice();if(!t)return[];var r=[];if("string"==typeof t)if(e){if("hex"===e)for((t=t.replace(/[^a-z0-9]+/gi,"")).length%2!=0&&(t="0"+t),n=0;n>6|192,r[i++]=63&o|128):s(t,n)?(o=65536+((1023&o)<<10)+(1023&t.charCodeAt(++n)),r[i++]=o>>18|240,r[i++]=o>>12&63|128,r[i++]=o>>6&63|128,r[i++]=63&o|128):(r[i++]=o>>12|224,r[i++]=o>>6&63|128,r[i++]=63&o|128)}else for(n=0;n>>0}return o},e.split32=function(t,e){for(var r=new Array(4*t.length),i=0,n=0;i>>24,r[n+1]=s>>>16&255,r[n+2]=s>>>8&255,r[n+3]=255&s):(r[n+3]=s>>>24,r[n+2]=s>>>16&255,r[n+1]=s>>>8&255,r[n]=255&s)}return r},e.rotr32=function(t,e){return t>>>e|t<<32-e},e.rotl32=function(t,e){return t<>>32-e},e.sum32=function(t,e){return t+e>>>0},e.sum32_3=function(t,e,r){return t+e+r>>>0},e.sum32_4=function(t,e,r,i){return t+e+r+i>>>0},e.sum32_5=function(t,e,r,i,n){return t+e+r+i+n>>>0},e.sum64=function(t,e,r,i){var n=t[e],s=i+t[e+1]>>>0,o=(s>>0,t[e+1]=s},e.sum64_hi=function(t,e,r,i){return(e+i>>>0>>0},e.sum64_lo=function(t,e,r,i){return e+i>>>0},e.sum64_4_hi=function(t,e,r,i,n,s,o,a){var h=0,u=e;return h+=(u=u+i>>>0)>>0)>>0)>>0},e.sum64_4_lo=function(t,e,r,i,n,s,o,a){return e+i+s+a>>>0},e.sum64_5_hi=function(t,e,r,i,n,s,o,a,h,u){var f=0,l=e;return f+=(l=l+i>>>0)>>0)>>0)>>0)>>0},e.sum64_5_lo=function(t,e,r,i,n,s,o,a,h,u){return e+i+s+a+u>>>0},e.rotr64_hi=function(t,e,r){return(e<<32-r|t>>>r)>>>0},e.rotr64_lo=function(t,e,r){return(t<<32-r|e>>>r)>>>0},e.shr64_hi=function(t,e,r){return t>>>r},e.shr64_lo=function(t,e,r){return(t<<32-r|e>>>r)>>>0}},7447:(t,e,r)=>{var i=r(8490),n=r(2723),s=r(7011),o=r(480),a=r(5037),h=s.assert,u=r(1200),f=r(8545);function l(t){if(!(this instanceof l))return new l(t);"string"==typeof t&&(h(Object.prototype.hasOwnProperty.call(o,t),"Unknown curve "+t),t=o[t]),t instanceof o.PresetCurve&&(t={curve:t}),this.curve=t.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=t.curve.g,this.g.precompute(t.curve.n.bitLength()+1),this.hash=t.hash||t.curve.hash}t.exports=l,l.prototype.keyPair=function(t){return new u(this,t)},l.prototype.keyFromPrivate=function(t,e){return u.fromPrivate(this,t,e)},l.prototype.keyFromPublic=function(t,e){return u.fromPublic(this,t,e)},l.prototype.genKeyPair=function(t){t||(t={});for(var e=new n({hash:this.hash,pers:t.pers,persEnc:t.persEnc||"utf8",entropy:t.entropy||a(this.hash.hmacStrength),entropyEnc:t.entropy&&t.entropyEnc||"utf8",nonce:this.n.toArray()}),r=this.n.byteLength(),s=this.n.sub(new i(2));;){var o=new i(e.generate(r));if(!(o.cmp(s)>0))return o.iaddn(1),this.keyFromPrivate(o)}},l.prototype._truncateToN=function(t,e,r){var n;if(i.isBN(t)||"number"==typeof t)n=(t=new i(t,16)).byteLength();else if("object"==typeof t)n=t.length,t=new i(t,16);else{var s=t.toString();n=s.length+1>>>1,t=new i(s,16)}"number"!=typeof r&&(r=8*n);var o=r-this.n.bitLength();return o>0&&(t=t.ushrn(o)),!e&&t.cmp(this.n)>=0?t.sub(this.n):t},l.prototype.sign=function(t,e,r,s){if("object"==typeof r&&(s=r,r=null),s||(s={}),"string"!=typeof t&&"number"!=typeof t&&!i.isBN(t)){h("object"==typeof t&&t&&"number"==typeof t.length,"Expected message to be an array-like, a hex string, or a BN instance"),h(t.length>>>0===t.length);for(var o=0;o=0)){var g=this.g.mul(m);if(!g.isInfinity()){var y=g.getX(),b=y.umod(this.n);if(0!==b.cmpn(0)){var v=m.invm(this.n).mul(b.mul(e.getPrivate()).iadd(t));if(0!==(v=v.umod(this.n)).cmpn(0)){var w=(g.getY().isOdd()?1:0)|(0!==y.cmp(b)?2:0);return s.canonical&&v.cmp(this.nh)>0&&(v=this.n.sub(v),w^=1),new f({r:b,s:v,recoveryParam:w})}}}}}},l.prototype.verify=function(t,e,r,i,n){n||(n={}),t=this._truncateToN(t,!1,n.msgBitLength),r=this.keyFromPublic(r,i);var s=(e=new f(e,"hex")).r,o=e.s;if(s.cmpn(1)<0||s.cmp(this.n)>=0)return!1;if(o.cmpn(1)<0||o.cmp(this.n)>=0)return!1;var a,h=o.invm(this.n),u=h.mul(t).umod(this.n),l=h.mul(s).umod(this.n);return this.curve._maxwellTrick?!(a=this.g.jmulAdd(u,r.getPublic(),l)).isInfinity()&&a.eqXToP(s):!(a=this.g.mulAdd(u,r.getPublic(),l)).isInfinity()&&0===a.getX().umod(this.n).cmp(s)},l.prototype.recoverPubKey=function(t,e,r,n){h((3&r)===r,"The recovery param is more than two bits"),e=new f(e,n);var s=this.n,o=new i(t),a=e.r,u=e.s,l=1&r,c=r>>1;if(a.cmp(this.curve.p.umod(this.curve.n))>=0&&c)throw new Error("Unable to find sencond key candinate");a=c?this.curve.pointFromX(a.add(this.curve.n),l):this.curve.pointFromX(a,l);var d=e.r.invm(s),p=s.sub(o).mul(d).umod(s),m=u.mul(d).umod(s);return this.g.mulAdd(p,a,m)},l.prototype.getKeyRecoveryParam=function(t,e,r,i){if(null!==(e=new f(e,i)).recoveryParam)return e.recoveryParam;for(var n=0;n<4;n++){var s;try{s=this.recoverPubKey(t,e,n)}catch(t){continue}if(s.eq(r))return n}throw new Error("Unable to find valid recovery factor")}},7526:(t,e)=>{e.byteLength=function(t){var e=a(t),r=e[0],i=e[1];return 3*(r+i)/4-i},e.toByteArray=function(t){var e,r,s=a(t),o=s[0],h=s[1],u=new n(function(t,e,r){return 3*(e+r)/4-r}(0,o,h)),f=0,l=h>0?o-4:o;for(r=0;r>16&255,u[f++]=e>>8&255,u[f++]=255&e;2===h&&(e=i[t.charCodeAt(r)]<<2|i[t.charCodeAt(r+1)]>>4,u[f++]=255&e);1===h&&(e=i[t.charCodeAt(r)]<<10|i[t.charCodeAt(r+1)]<<4|i[t.charCodeAt(r+2)]>>2,u[f++]=e>>8&255,u[f++]=255&e);return u},e.fromByteArray=function(t){for(var e,i=t.length,n=i%3,s=[],o=16383,a=0,u=i-n;au?u:a+o));1===n?(e=t[i-1],s.push(r[e>>2]+r[e<<4&63]+"==")):2===n&&(e=(t[i-2]<<8)+t[i-1],s.push(r[e>>10]+r[e>>4&63]+r[e<<2&63]+"="));return s.join("")};for(var r=[],i=[],n="undefined"!=typeof Uint8Array?Uint8Array:Array,s="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",o=0;o<64;++o)r[o]=s[o],i[s.charCodeAt(o)]=o;function a(t){var e=t.length;if(e%4>0)throw new Error("Invalid string. Length must be a multiple of 4");var r=t.indexOf("=");return-1===r&&(r=e),[r,r===e?0:4-r%4]}function h(t,e,i){for(var n,s,o=[],a=e;a>18&63]+r[s>>12&63]+r[s>>6&63]+r[63&s]);return o.join("")}i["-".charCodeAt(0)]=62,i["_".charCodeAt(0)]=63},7541:(t,e,r)=>{const i=r(8765),n=r(8499);t.exports={Throttle:i,ThrottleGroup:n}},7558:(t,e,r)=>{var i=r(8287).Buffer,n=r(7861),s=r(8394),o=r(8957).isIP,a=r(5221),h=r(537),u=r(7007),f=new Error("Query timed out");f.code="ETIMEDOUT";var l=new Error("Unexpected node id");function c(t){if(!(this instanceof c))return new c(t);t||(t={});var e=this;this.timeout=t.timeout||2e3,this.inflight=0,this.destroyed=!1,this.isIP=t.isIP||o,this.socket=t.socket||n.createSocket("udp4"),this.socket.on("message",(function(t,r){if(e.destroyed)return;if(!r.port)return;try{var n=s.decode(t)}catch(t){return e.emit("warning",t)}var o=n&&n.y&&n.y.toString();if("r"===o||"e"===o){if(!i.isBuffer(n.t))return;try{var a=n.t.readUInt16BE(0)}catch(c){return e.emit("warning",c)}var h=e._ids.indexOf(a);if(-1===h||0===a)return e.emit("response",n,r),void e.emit("warning",new Error("Unexpected transaction id: "+a));var u=e._reqs[h];if(u.peer.host!==r.address)return e.emit("response",n,r),void e.emit("warning",new Error("Out of order response"));if(e._ids[h]=0,e._reqs[h]=null,e.inflight--,"e"===o){var f=Array.isArray(n.e),c=new Error(f?n.e.join(" "):"Unknown error");return c.code=f&&n.e.length&&"number"==typeof n.e[0]?n.e[0]:0,u.callback(c,n,r,u.message),e.emit("update"),void e.emit("postupdate")}var d=n.r&&n.r.id;if(u.peer&&u.peer.id&&d&&!u.peer.id.equals(d))return u.callback(l,null,r),e.emit("update"),void e.emit("postupdate");u.callback(null,n,r,u.message),e.emit("update"),e.emit("postupdate"),e.emit("response",n,r)}else"q"===o?e.emit("query",n,r):e.emit("warning",new Error("Unknown type: "+o))})),this.socket.on("error",(function(t){"EACCES"===t.code||"EADDRINUSE"===t.code?e.emit("error",t):e.emit("warning",t)})),this.socket.on("listening",(function(){e.emit("listening")})),this._tick=0,this._ids=[],this._reqs=[],this._timer=setInterval((function(){var t=e.inflight;if(!t)return;for(var r=0;r-1&&this._cancel(r,e)},c.prototype._cancel=function(t,e){var r=this._reqs[t];this._ids[t]=0,this._reqs[t]=null,r&&(this.inflight--,r.callback(e||new Error("Query was cancelled"),null,r.peer),this.emit("update"),this.emit("postupdate"))},c.prototype._resolveAndQuery=function(t,e,r){var i=this;a.lookup(t.host,(function(n,s){return n?r(n):i.destroyed?r(new Error("k-rpc-socket is destroyed")):void i.query({host:s,port:t.port},e,r)}))}},7568:(t,e,r)=>{var i=e;i.bignum=r(2344),i.define=r(7363).define,i.base=r(9673),i.constants=r(2153),i.decoders=r(2853),i.encoders=r(4669)},7626:(t,e)=>{e.readUInt32BE=function(t,e){return(t[0+e]<<24|t[1+e]<<16|t[2+e]<<8|t[3+e])>>>0},e.writeUInt32BE=function(t,e,r){t[0+r]=e>>>24,t[1+r]=e>>>16&255,t[2+r]=e>>>8&255,t[3+r]=255&e},e.ip=function(t,e,r,i){for(var n=0,s=0,o=6;o>=0;o-=2){for(var a=0;a<=24;a+=8)n<<=1,n|=e>>>a+o&1;for(a=0;a<=24;a+=8)n<<=1,n|=t>>>a+o&1}for(o=6;o>=0;o-=2){for(a=1;a<=25;a+=8)s<<=1,s|=e>>>a+o&1;for(a=1;a<=25;a+=8)s<<=1,s|=t>>>a+o&1}r[i+0]=n>>>0,r[i+1]=s>>>0},e.rip=function(t,e,r,i){for(var n=0,s=0,o=0;o<4;o++)for(var a=24;a>=0;a-=8)n<<=1,n|=e>>>a+o&1,n<<=1,n|=t>>>a+o&1;for(o=4;o<8;o++)for(a=24;a>=0;a-=8)s<<=1,s|=e>>>a+o&1,s<<=1,s|=t>>>a+o&1;r[i+0]=n>>>0,r[i+1]=s>>>0},e.pc1=function(t,e,r,i){for(var n=0,s=0,o=7;o>=5;o--){for(var a=0;a<=24;a+=8)n<<=1,n|=e>>a+o&1;for(a=0;a<=24;a+=8)n<<=1,n|=t>>a+o&1}for(a=0;a<=24;a+=8)n<<=1,n|=e>>a+o&1;for(o=1;o<=3;o++){for(a=0;a<=24;a+=8)s<<=1,s|=e>>a+o&1;for(a=0;a<=24;a+=8)s<<=1,s|=t>>a+o&1}for(a=0;a<=24;a+=8)s<<=1,s|=t>>a+o&1;r[i+0]=n>>>0,r[i+1]=s>>>0},e.r28shl=function(t,e){return t<>>28-e};var r=[14,11,17,4,27,23,25,0,13,22,7,18,5,9,16,24,2,20,12,21,1,8,15,26,15,4,25,19,9,1,26,16,5,11,23,8,12,7,17,0,22,3,10,14,6,20,27,24];e.pc2=function(t,e,i,n){for(var s=0,o=0,a=r.length>>>1,h=0;h>>r[h]&1;for(h=a;h>>r[h]&1;i[n+0]=s>>>0,i[n+1]=o>>>0},e.expand=function(t,e,r){var i=0,n=0;i=(1&t)<<5|t>>>27;for(var s=23;s>=15;s-=4)i<<=6,i|=t>>>s&63;for(s=11;s>=3;s-=4)n|=t>>>s&63,n<<=6;n|=(31&t)<<1|t>>>31,e[r+0]=i>>>0,e[r+1]=n>>>0};var i=[14,0,4,15,13,7,1,4,2,14,15,2,11,13,8,1,3,10,10,6,6,12,12,11,5,9,9,5,0,3,7,8,4,15,1,12,14,8,8,2,13,4,6,9,2,1,11,7,15,5,12,11,9,3,7,14,3,10,10,0,5,6,0,13,15,3,1,13,8,4,14,7,6,15,11,2,3,8,4,14,9,12,7,0,2,1,13,10,12,6,0,9,5,11,10,5,0,13,14,8,7,10,11,1,10,3,4,15,13,4,1,2,5,11,8,6,12,7,6,12,9,0,3,5,2,14,15,9,10,13,0,7,9,0,14,9,6,3,3,4,15,6,5,10,1,2,13,8,12,5,7,14,11,12,4,11,2,15,8,1,13,1,6,10,4,13,9,0,8,6,15,9,3,8,0,7,11,4,1,15,2,14,12,3,5,11,10,5,14,2,7,12,7,13,13,8,14,11,3,5,0,6,6,15,9,0,10,3,1,4,2,7,8,2,5,12,11,1,12,10,4,14,15,9,10,3,6,15,9,0,0,6,12,10,11,1,7,13,13,8,15,9,1,4,3,5,14,11,5,12,2,7,8,2,4,14,2,14,12,11,4,2,1,12,7,4,10,7,11,13,6,1,8,5,5,0,3,15,15,10,13,3,0,9,14,8,9,6,4,11,2,8,1,12,11,7,10,1,13,14,7,2,8,13,15,6,9,15,12,0,5,9,6,10,3,4,0,5,14,3,12,10,1,15,10,4,15,2,9,7,2,12,6,9,8,5,0,6,13,1,3,13,4,14,14,0,7,11,5,3,11,8,9,4,14,3,15,2,5,12,2,9,8,5,12,15,3,10,7,11,0,14,4,1,10,7,1,6,13,0,11,8,6,13,4,13,11,0,2,11,14,7,15,4,0,9,8,1,13,10,3,14,12,3,9,5,7,12,5,2,10,15,6,8,1,6,1,6,4,11,11,13,13,8,12,1,3,4,7,10,14,7,10,9,15,5,6,0,8,15,0,14,5,2,9,3,2,12,13,1,2,15,8,13,4,8,6,10,15,3,11,7,1,4,10,12,9,5,3,6,14,11,5,0,0,14,12,9,7,2,7,2,11,1,4,14,1,7,9,4,12,10,14,8,2,13,0,15,6,12,10,9,13,0,15,3,3,5,5,6,8,11];e.substitute=function(t,e){for(var r=0,n=0;n<4;n++){r<<=4,r|=i[64*n+(t>>>18-6*n&63)]}for(n=0;n<4;n++){r<<=4,r|=i[256+64*n+(e>>>18-6*n&63)]}return r>>>0};var n=[16,25,12,11,3,20,4,15,31,17,9,6,27,14,1,22,30,24,8,18,0,5,29,23,13,19,2,26,10,21,28,7];e.permute=function(t){for(var e=0,r=0;r>>n[r]&1;return e>>>0},e.padSplit=function(t,e,r){for(var i=t.toString(2);i.length{var i=r(7426),n=r(2287);function s(){if(!(this instanceof s))return new s;n.call(this),this.h=[3238371032,914150663,812702999,4144912697,4290775857,1750603025,1694076839,3204075428]}i.inherits(s,n),t.exports=s,s.blockSize=512,s.outSize=224,s.hmacStrength=192,s.padLength=64,s.prototype._digest=function(t){return"hex"===t?i.toHex32(this.h.slice(0,7),"big"):i.split32(this.h.slice(0,7),"big")}},7720:(t,e,r)=>{var i=r(4765),n=Object.prototype.hasOwnProperty,s=Array.isArray,o=function(){for(var t=[],e=0;e<256;++e)t.push("%"+((e<16?"0":"")+e.toString(16)).toUpperCase());return t}(),a=function(t,e){for(var r=e&&e.plainObjects?Object.create(null):{},i=0;i1;){var 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e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var n=0;n0&&(this.words[n]=~this.words[n]&67108863>>26-r),this.strip()},s.prototype.notn=function(t){return this.clone().inotn(t)},s.prototype.setn=function(t,e){i("number"==typeof t&&t>=0);var r=t/26|0,n=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<t.length?(r=this,i=t):(r=t,i=this);for(var n=0,s=0;s>>26;for(;0!==n&&s>>26;if(this.length=r.length,0!==n)this.words[this.length]=n,this.length++;else if(r!==this)for(;st.length?this.clone().iadd(t):t.clone().iadd(this)},s.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign()}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,i,n=this.cmp(t);if(0===n)return this.negative=0,this.length=1,this.words[0]=0,this;n>0?(r=this,i=t):(r=t,i=this);for(var s=0,o=0;o>26,this.words[o]=67108863&e;for(;0!==s&&o>26,this.words[o]=67108863&e;if(0===s&&o>>13,d=0|o[1],p=8191&d,m=d>>>13,g=0|o[2],y=8191&g,b=g>>>13,v=0|o[3],w=8191&v,_=v>>>13,M=0|o[4],S=8191&M,k=M>>>13,E=0|o[5],x=8191&E,A=E>>>13,I=0|o[6],T=8191&I,P=I>>>13,C=0|o[7],R=8191&C,O=C>>>13,B=0|o[8],L=8191&B,N=B>>>13,j=0|o[9],U=8191&j,q=j>>>13,D=0|a[0],H=8191&D,F=D>>>13,z=0|a[1],$=8191&z,W=z>>>13,K=0|a[2],V=8191&K,Z=K>>>13,G=0|a[3],Y=8191&G,J=G>>>13,X=0|a[4],Q=8191&X,tt=X>>>13,et=0|a[5],rt=8191&et,it=et>>>13,nt=0|a[6],st=8191&nt,ot=nt>>>13,at=0|a[7],ht=8191&at,ut=at>>>13,ft=0|a[8],lt=8191&ft,ct=ft>>>13,dt=0|a[9],pt=8191&dt,mt=dt>>>13;r.negative=t.negative^e.negative,r.length=19;var gt=(u+(i=Math.imul(l,H))|0)+((8191&(n=(n=Math.imul(l,F))+Math.imul(c,H)|0))<<13)|0;u=((s=Math.imul(c,F))+(n>>>13)|0)+(gt>>>26)|0,gt&=67108863,i=Math.imul(p,H),n=(n=Math.imul(p,F))+Math.imul(m,H)|0,s=Math.imul(m,F);var yt=(u+(i=i+Math.imul(l,$)|0)|0)+((8191&(n=(n=n+Math.imul(l,W)|0)+Math.imul(c,$)|0))<<13)|0;u=((s=s+Math.imul(c,W)|0)+(n>>>13)|0)+(yt>>>26)|0,yt&=67108863,i=Math.imul(y,H),n=(n=Math.imul(y,F))+Math.imul(b,H)|0,s=Math.imul(b,F),i=i+Math.imul(p,$)|0,n=(n=n+Math.imul(p,W)|0)+Math.imul(m,$)|0,s=s+Math.imul(m,W)|0;var bt=(u+(i=i+Math.imul(l,V)|0)|0)+((8191&(n=(n=n+Math.imul(l,Z)|0)+Math.imul(c,V)|0))<<13)|0;u=((s=s+Math.imul(c,Z)|0)+(n>>>13)|0)+(bt>>>26)|0,bt&=67108863,i=Math.imul(w,H),n=(n=Math.imul(w,F))+Math.imul(_,H)|0,s=Math.imul(_,F),i=i+Math.imul(y,$)|0,n=(n=n+Math.imul(y,W)|0)+Math.imul(b,$)|0,s=s+Math.imul(b,W)|0,i=i+Math.imul(p,V)|0,n=(n=n+Math.imul(p,Z)|0)+Math.imul(m,V)|0,s=s+Math.imul(m,Z)|0;var vt=(u+(i=i+Math.imul(l,Y)|0)|0)+((8191&(n=(n=n+Math.imul(l,J)|0)+Math.imul(c,Y)|0))<<13)|0;u=((s=s+Math.imul(c,J)|0)+(n>>>13)|0)+(vt>>>26)|0,vt&=67108863,i=Math.imul(S,H),n=(n=Math.imul(S,F))+Math.imul(k,H)|0,s=Math.imul(k,F),i=i+Math.imul(w,$)|0,n=(n=n+Math.imul(w,W)|0)+Math.imul(_,$)|0,s=s+Math.imul(_,W)|0,i=i+Math.imul(y,V)|0,n=(n=n+Math.imul(y,Z)|0)+Math.imul(b,V)|0,s=s+Math.imul(b,Z)|0,i=i+Math.imul(p,Y)|0,n=(n=n+Math.imul(p,J)|0)+Math.imul(m,Y)|0,s=s+Math.imul(m,J)|0;var wt=(u+(i=i+Math.imul(l,Q)|0)|0)+((8191&(n=(n=n+Math.imul(l,tt)|0)+Math.imul(c,Q)|0))<<13)|0;u=((s=s+Math.imul(c,tt)|0)+(n>>>13)|0)+(wt>>>26)|0,wt&=67108863,i=Math.imul(x,H),n=(n=Math.imul(x,F))+Math.imul(A,H)|0,s=Math.imul(A,F),i=i+Math.imul(S,$)|0,n=(n=n+Math.imul(S,W)|0)+Math.imul(k,$)|0,s=s+Math.imul(k,W)|0,i=i+Math.imul(w,V)|0,n=(n=n+Math.imul(w,Z)|0)+Math.imul(_,V)|0,s=s+Math.imul(_,Z)|0,i=i+Math.imul(y,Y)|0,n=(n=n+Math.imul(y,J)|0)+Math.imul(b,Y)|0,s=s+Math.imul(b,J)|0,i=i+Math.imul(p,Q)|0,n=(n=n+Math.imul(p,tt)|0)+Math.imul(m,Q)|0,s=s+Math.imul(m,tt)|0;var _t=(u+(i=i+Math.imul(l,rt)|0)|0)+((8191&(n=(n=n+Math.imul(l,it)|0)+Math.imul(c,rt)|0))<<13)|0;u=((s=s+Math.imul(c,it)|0)+(n>>>13)|0)+(_t>>>26)|0,_t&=67108863,i=Math.imul(T,H),n=(n=Math.imul(T,F))+Math.imul(P,H)|0,s=Math.imul(P,F),i=i+Math.imul(x,$)|0,n=(n=n+Math.imul(x,W)|0)+Math.imul(A,$)|0,s=s+Math.imul(A,W)|0,i=i+Math.imul(S,V)|0,n=(n=n+Math.imul(S,Z)|0)+Math.imul(k,V)|0,s=s+Math.imul(k,Z)|0,i=i+Math.imul(w,Y)|0,n=(n=n+Math.imul(w,J)|0)+Math.imul(_,Y)|0,s=s+Math.imul(_,J)|0,i=i+Math.imul(y,Q)|0,n=(n=n+Math.imul(y,tt)|0)+Math.imul(b,Q)|0,s=s+Math.imul(b,tt)|0,i=i+Math.imul(p,rt)|0,n=(n=n+Math.imul(p,it)|0)+Math.imul(m,rt)|0,s=s+Math.imul(m,it)|0;var Mt=(u+(i=i+Math.imul(l,st)|0)|0)+((8191&(n=(n=n+Math.imul(l,ot)|0)+Math.imul(c,st)|0))<<13)|0;u=((s=s+Math.imul(c,ot)|0)+(n>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,i=Math.imul(R,H),n=(n=Math.imul(R,F))+Math.imul(O,H)|0,s=Math.imul(O,F),i=i+Math.imul(T,$)|0,n=(n=n+Math.imul(T,W)|0)+Math.imul(P,$)|0,s=s+Math.imul(P,W)|0,i=i+Math.imul(x,V)|0,n=(n=n+Math.imul(x,Z)|0)+Math.imul(A,V)|0,s=s+Math.imul(A,Z)|0,i=i+Math.imul(S,Y)|0,n=(n=n+Math.imul(S,J)|0)+Math.imul(k,Y)|0,s=s+Math.imul(k,J)|0,i=i+Math.imul(w,Q)|0,n=(n=n+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,s=s+Math.imul(_,tt)|0,i=i+Math.imul(y,rt)|0,n=(n=n+Math.imul(y,it)|0)+Math.imul(b,rt)|0,s=s+Math.imul(b,it)|0,i=i+Math.imul(p,st)|0,n=(n=n+Math.imul(p,ot)|0)+Math.imul(m,st)|0,s=s+Math.imul(m,ot)|0;var St=(u+(i=i+Math.imul(l,ht)|0)|0)+((8191&(n=(n=n+Math.imul(l,ut)|0)+Math.imul(c,ht)|0))<<13)|0;u=((s=s+Math.imul(c,ut)|0)+(n>>>13)|0)+(St>>>26)|0,St&=67108863,i=Math.imul(L,H),n=(n=Math.imul(L,F))+Math.imul(N,H)|0,s=Math.imul(N,F),i=i+Math.imul(R,$)|0,n=(n=n+Math.imul(R,W)|0)+Math.imul(O,$)|0,s=s+Math.imul(O,W)|0,i=i+Math.imul(T,V)|0,n=(n=n+Math.imul(T,Z)|0)+Math.imul(P,V)|0,s=s+Math.imul(P,Z)|0,i=i+Math.imul(x,Y)|0,n=(n=n+Math.imul(x,J)|0)+Math.imul(A,Y)|0,s=s+Math.imul(A,J)|0,i=i+Math.imul(S,Q)|0,n=(n=n+Math.imul(S,tt)|0)+Math.imul(k,Q)|0,s=s+Math.imul(k,tt)|0,i=i+Math.imul(w,rt)|0,n=(n=n+Math.imul(w,it)|0)+Math.imul(_,rt)|0,s=s+Math.imul(_,it)|0,i=i+Math.imul(y,st)|0,n=(n=n+Math.imul(y,ot)|0)+Math.imul(b,st)|0,s=s+Math.imul(b,ot)|0,i=i+Math.imul(p,ht)|0,n=(n=n+Math.imul(p,ut)|0)+Math.imul(m,ht)|0,s=s+Math.imul(m,ut)|0;var kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function m(t,e,r){return(new g).mulp(t,e,r)}function g(t,e){this.x=t,this.y=e}Math.imul||(p=d),s.prototype.mulTo=function(t,e){var r,i=this.length+t.length;return r=10===this.length&&10===t.length?p(this,t,e):i<63?d(this,t,e):i<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r.strip()}(this,t,e):m(this,t,e),r},g.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},g.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,e+=n/67108864|0,e+=s>>>26,this.words[r]=67108863&s}return 0!==e&&(this.words[r]=e,this.length++),this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this.strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this.strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this.strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a.strip(),i.strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modn=function(t){i(t<=67108863);for(var e=(1<<26)%t,r=0,n=this.length-1;n>=0;n--)r=(e*r+(0|this.words[n]))%t;return r},s.prototype.idivn=function(t){i(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var n=(0|this.words[r])+67108864*e;this.words[r]=n/t|0,e=n%t}return this.strip()},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var i=0;e.isEven()&&r.isEven();i++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var n=e.cmp(r);if(n<0){var s=e;e=r,r=s}else if(0===n||0===r.cmpn(1))break;e.isub(r)}return r.iushln(i)},s.prototype.invm=function(t){return this.egcd(t).a.umod(t)},s.prototype.isEven=function(){return!(1&this.words[0])},s.prototype.isOdd=function(){return!(1&~this.words[0])},s.prototype.andln=function(t){return this.words[0]&t},s.prototype.bincn=function(t){i("number"==typeof t);var e=t%26,r=(t-e)/26,n=1<>>26,a&=67108863,this.words[o]=a}return 0!==s&&(this.words[o]=s,this.length++),this},s.prototype.isZero=function(){return 1===this.length&&0===this.words[0]},s.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),i(t<=67108863,"Number is too big");var n=0|this.words[0];e=n===t?0:nt.length)return 1;if(this.length=0;r--){var i=0|this.words[r],n=0|t.words[r];if(i!==n){in&&(e=1);break}}return e},s.prototype.gtn=function(t){return 1===this.cmpn(t)},s.prototype.gt=function(t){return 1===this.cmp(t)},s.prototype.gten=function(t){return this.cmpn(t)>=0},s.prototype.gte=function(t){return this.cmp(t)>=0},s.prototype.ltn=function(t){return-1===this.cmpn(t)},s.prototype.lt=function(t){return-1===this.cmp(t)},s.prototype.lten=function(t){return this.cmpn(t)<=0},s.prototype.lte=function(t){return this.cmp(t)<=0},s.prototype.eqn=function(t){return 0===this.cmpn(t)},s.prototype.eq=function(t){return 0===this.cmp(t)},s.red=function(t){return new S(t)},s.prototype.toRed=function(t){return i(!this.red,"Already a number in reduction context"),i(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t)},s.prototype.fromRed=function(){return i(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this)},s.prototype._forceRed=function(t){return this.red=t,this},s.prototype.forceRed=function(t){return i(!this.red,"Already a number in reduction context"),this._forceRed(t)},s.prototype.redAdd=function(t){return i(this.red,"redAdd works only with red numbers"),this.red.add(this,t)},s.prototype.redIAdd=function(t){return i(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t)},s.prototype.redSub=function(t){return i(this.red,"redSub works only with red numbers"),this.red.sub(this,t)},s.prototype.redISub=function(t){return i(this.red,"redISub works only with red numbers"),this.red.isub(this,t)},s.prototype.redShl=function(t){return i(this.red,"redShl works only with red numbers"),this.red.shl(this,t)},s.prototype.redMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t)},s.prototype.redIMul=function(t){return i(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t)},s.prototype.redSqr=function(){return i(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this)},s.prototype.redISqr=function(){return i(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this)},s.prototype.redSqrt=function(){return i(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this)},s.prototype.redInvm=function(){return i(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this)},s.prototype.redNeg=function(){return i(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this)},s.prototype.redPow=function(t){return i(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t)};var y={k256:null,p224:null,p192:null,p25519:null};function b(t,e){this.name=t,this.p=new s(e,16),this.n=this.p.bitLength(),this.k=new s(1).iushln(this.n).isub(this.p),this.tmp=this._tmp()}function v(){b.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f")}function w(){b.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001")}function _(){b.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff")}function M(){b.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed")}function S(t){if("string"==typeof t){var e=s._prime(t);this.m=e.p,this.prime=e}else i(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null}function k(t){S.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new s(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv)}b.prototype._tmp=function(){var t=new s(null);return t.words=new Array(Math.ceil(this.n/13)),t},b.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength()}while(e>this.n);var i=e0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r},b.prototype.split=function(t,e){t.iushrn(this.n,0,e)},b.prototype.imulK=function(t){return t.imul(this.k)},n(v,b),v.prototype.split=function(t,e){for(var r=4194303,i=Math.min(t.length,9),n=0;n>>22,s=o}s>>>=22,t.words[n-10]=s,0===s&&t.length>10?t.length-=10:t.length-=9},v.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r>>=26,t.words[r]=n,e=i}return 0!==e&&(t.words[t.length++]=e),t},s._prime=function(t){if(y[t])return y[t];var e;if("k256"===t)e=new v;else if("p224"===t)e=new w;else if("p192"===t)e=new _;else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new M}return y[t]=e,e},S.prototype._verify1=function(t){i(0===t.negative,"red works only with positives"),i(t.red,"red works only with red numbers")},S.prototype._verify2=function(t,e){i(!(t.negative|e.negative),"red works only with positives"),i(t.red&&t.red===e.red,"red works only with red numbers")},S.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this)},S.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this)},S.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this)},S.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r},S.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this)},S.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r},S.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e))},S.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e))},S.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e))},S.prototype.isqr=function(t){return this.imul(t,t.clone())},S.prototype.sqr=function(t){return this.mul(t,t)},S.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(i(e%2==1),3===e){var r=this.m.add(new s(1)).iushrn(2);return this.pow(t,r)}for(var n=this.m.subn(1),o=0;!n.isZero()&&0===n.andln(1);)o++,n.iushrn(1);i(!n.isZero());var a=new s(1).toRed(this),h=a.redNeg(),u=this.m.subn(1).iushrn(1),f=this.m.bitLength();for(f=new s(2*f*f).toRed(this);0!==this.pow(f,u).cmp(h);)f.redIAdd(h);for(var l=this.pow(f,n),c=this.pow(t,n.addn(1).iushrn(1)),d=this.pow(t,n),p=o;0!==d.cmp(a);){for(var m=d,g=0;0!==m.cmp(a);g++)m=m.redSqr();i(g=0;i--){for(var u=e.words[i],f=h-1;f>=0;f--){var l=u>>f&1;n!==r[0]&&(n=this.sqr(n)),0!==l||0!==o?(o<<=1,o|=l,(4===++a||0===i&&0===f)&&(n=this.mul(n,r[o]),a=0,o=0)):a=0}h=26}return n},S.prototype.convertTo=function(t){var e=t.umod(this.m);return 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kt=(u+(i=i+Math.imul(l,lt)|0)|0)+((8191&(n=(n=n+Math.imul(l,ct)|0)+Math.imul(c,lt)|0))<<13)|0;u=((s=s+Math.imul(c,ct)|0)+(n>>>13)|0)+(kt>>>26)|0,kt&=67108863,i=Math.imul(U,H),n=(n=Math.imul(U,F))+Math.imul(q,H)|0,s=Math.imul(q,F),i=i+Math.imul(L,$)|0,n=(n=n+Math.imul(L,W)|0)+Math.imul(N,$)|0,s=s+Math.imul(N,W)|0,i=i+Math.imul(R,V)|0,n=(n=n+Math.imul(R,Z)|0)+Math.imul(O,V)|0,s=s+Math.imul(O,Z)|0,i=i+Math.imul(T,Y)|0,n=(n=n+Math.imul(T,J)|0)+Math.imul(P,Y)|0,s=s+Math.imul(P,J)|0,i=i+Math.imul(x,Q)|0,n=(n=n+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,s=s+Math.imul(A,tt)|0,i=i+Math.imul(S,rt)|0,n=(n=n+Math.imul(S,it)|0)+Math.imul(k,rt)|0,s=s+Math.imul(k,it)|0,i=i+Math.imul(w,st)|0,n=(n=n+Math.imul(w,ot)|0)+Math.imul(_,st)|0,s=s+Math.imul(_,ot)|0,i=i+Math.imul(y,ht)|0,n=(n=n+Math.imul(y,ut)|0)+Math.imul(b,ht)|0,s=s+Math.imul(b,ut)|0,i=i+Math.imul(p,lt)|0,n=(n=n+Math.imul(p,ct)|0)+Math.imul(m,lt)|0,s=s+Math.imul(m,ct)|0;var Et=(u+(i=i+Math.imul(l,pt)|0)|0)+((8191&(n=(n=n+Math.imul(l,mt)|0)+Math.imul(c,pt)|0))<<13)|0;u=((s=s+Math.imul(c,mt)|0)+(n>>>13)|0)+(Et>>>26)|0,Et&=67108863,i=Math.imul(U,$),n=(n=Math.imul(U,W))+Math.imul(q,$)|0,s=Math.imul(q,W),i=i+Math.imul(L,V)|0,n=(n=n+Math.imul(L,Z)|0)+Math.imul(N,V)|0,s=s+Math.imul(N,Z)|0,i=i+Math.imul(R,Y)|0,n=(n=n+Math.imul(R,J)|0)+Math.imul(O,Y)|0,s=s+Math.imul(O,J)|0,i=i+Math.imul(T,Q)|0,n=(n=n+Math.imul(T,tt)|0)+Math.imul(P,Q)|0,s=s+Math.imul(P,tt)|0,i=i+Math.imul(x,rt)|0,n=(n=n+Math.imul(x,it)|0)+Math.imul(A,rt)|0,s=s+Math.imul(A,it)|0,i=i+Math.imul(S,st)|0,n=(n=n+Math.imul(S,ot)|0)+Math.imul(k,st)|0,s=s+Math.imul(k,ot)|0,i=i+Math.imul(w,ht)|0,n=(n=n+Math.imul(w,ut)|0)+Math.imul(_,ht)|0,s=s+Math.imul(_,ut)|0,i=i+Math.imul(y,lt)|0,n=(n=n+Math.imul(y,ct)|0)+Math.imul(b,lt)|0,s=s+Math.imul(b,ct)|0;var xt=(u+(i=i+Math.imul(p,pt)|0)|0)+((8191&(n=(n=n+Math.imul(p,mt)|0)+Math.imul(m,pt)|0))<<13)|0;u=((s=s+Math.imul(m,mt)|0)+(n>>>13)|0)+(xt>>>26)|0,xt&=67108863,i=Math.imul(U,V),n=(n=Math.imul(U,Z))+Math.imul(q,V)|0,s=Math.imul(q,Z),i=i+Math.imul(L,Y)|0,n=(n=n+Math.imul(L,J)|0)+Math.imul(N,Y)|0,s=s+Math.imul(N,J)|0,i=i+Math.imul(R,Q)|0,n=(n=n+Math.imul(R,tt)|0)+Math.imul(O,Q)|0,s=s+Math.imul(O,tt)|0,i=i+Math.imul(T,rt)|0,n=(n=n+Math.imul(T,it)|0)+Math.imul(P,rt)|0,s=s+Math.imul(P,it)|0,i=i+Math.imul(x,st)|0,n=(n=n+Math.imul(x,ot)|0)+Math.imul(A,st)|0,s=s+Math.imul(A,ot)|0,i=i+Math.imul(S,ht)|0,n=(n=n+Math.imul(S,ut)|0)+Math.imul(k,ht)|0,s=s+Math.imul(k,ut)|0,i=i+Math.imul(w,lt)|0,n=(n=n+Math.imul(w,ct)|0)+Math.imul(_,lt)|0,s=s+Math.imul(_,ct)|0;var At=(u+(i=i+Math.imul(y,pt)|0)|0)+((8191&(n=(n=n+Math.imul(y,mt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((s=s+Math.imul(b,mt)|0)+(n>>>13)|0)+(At>>>26)|0,At&=67108863,i=Math.imul(U,Y),n=(n=Math.imul(U,J))+Math.imul(q,Y)|0,s=Math.imul(q,J),i=i+Math.imul(L,Q)|0,n=(n=n+Math.imul(L,tt)|0)+Math.imul(N,Q)|0,s=s+Math.imul(N,tt)|0,i=i+Math.imul(R,rt)|0,n=(n=n+Math.imul(R,it)|0)+Math.imul(O,rt)|0,s=s+Math.imul(O,it)|0,i=i+Math.imul(T,st)|0,n=(n=n+Math.imul(T,ot)|0)+Math.imul(P,st)|0,s=s+Math.imul(P,ot)|0,i=i+Math.imul(x,ht)|0,n=(n=n+Math.imul(x,ut)|0)+Math.imul(A,ht)|0,s=s+Math.imul(A,ut)|0,i=i+Math.imul(S,lt)|0,n=(n=n+Math.imul(S,ct)|0)+Math.imul(k,lt)|0,s=s+Math.imul(k,ct)|0;var It=(u+(i=i+Math.imul(w,pt)|0)|0)+((8191&(n=(n=n+Math.imul(w,mt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((s=s+Math.imul(_,mt)|0)+(n>>>13)|0)+(It>>>26)|0,It&=67108863,i=Math.imul(U,Q),n=(n=Math.imul(U,tt))+Math.imul(q,Q)|0,s=Math.imul(q,tt),i=i+Math.imul(L,rt)|0,n=(n=n+Math.imul(L,it)|0)+Math.imul(N,rt)|0,s=s+Math.imul(N,it)|0,i=i+Math.imul(R,st)|0,n=(n=n+Math.imul(R,ot)|0)+Math.imul(O,st)|0,s=s+Math.imul(O,ot)|0,i=i+Math.imul(T,ht)|0,n=(n=n+Math.imul(T,ut)|0)+Math.imul(P,ht)|0,s=s+Math.imul(P,ut)|0,i=i+Math.imul(x,lt)|0,n=(n=n+Math.imul(x,ct)|0)+Math.imul(A,lt)|0,s=s+Math.imul(A,ct)|0;var Tt=(u+(i=i+Math.imul(S,pt)|0)|0)+((8191&(n=(n=n+Math.imul(S,mt)|0)+Math.imul(k,pt)|0))<<13)|0;u=((s=s+Math.imul(k,mt)|0)+(n>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,i=Math.imul(U,rt),n=(n=Math.imul(U,it))+Math.imul(q,rt)|0,s=Math.imul(q,it),i=i+Math.imul(L,st)|0,n=(n=n+Math.imul(L,ot)|0)+Math.imul(N,st)|0,s=s+Math.imul(N,ot)|0,i=i+Math.imul(R,ht)|0,n=(n=n+Math.imul(R,ut)|0)+Math.imul(O,ht)|0,s=s+Math.imul(O,ut)|0,i=i+Math.imul(T,lt)|0,n=(n=n+Math.imul(T,ct)|0)+Math.imul(P,lt)|0,s=s+Math.imul(P,ct)|0;var Pt=(u+(i=i+Math.imul(x,pt)|0)|0)+((8191&(n=(n=n+Math.imul(x,mt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((s=s+Math.imul(A,mt)|0)+(n>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,i=Math.imul(U,st),n=(n=Math.imul(U,ot))+Math.imul(q,st)|0,s=Math.imul(q,ot),i=i+Math.imul(L,ht)|0,n=(n=n+Math.imul(L,ut)|0)+Math.imul(N,ht)|0,s=s+Math.imul(N,ut)|0,i=i+Math.imul(R,lt)|0,n=(n=n+Math.imul(R,ct)|0)+Math.imul(O,lt)|0,s=s+Math.imul(O,ct)|0;var Ct=(u+(i=i+Math.imul(T,pt)|0)|0)+((8191&(n=(n=n+Math.imul(T,mt)|0)+Math.imul(P,pt)|0))<<13)|0;u=((s=s+Math.imul(P,mt)|0)+(n>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,i=Math.imul(U,ht),n=(n=Math.imul(U,ut))+Math.imul(q,ht)|0,s=Math.imul(q,ut),i=i+Math.imul(L,lt)|0,n=(n=n+Math.imul(L,ct)|0)+Math.imul(N,lt)|0,s=s+Math.imul(N,ct)|0;var Rt=(u+(i=i+Math.imul(R,pt)|0)|0)+((8191&(n=(n=n+Math.imul(R,mt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((s=s+Math.imul(O,mt)|0)+(n>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,i=Math.imul(U,lt),n=(n=Math.imul(U,ct))+Math.imul(q,lt)|0,s=Math.imul(q,ct);var Ot=(u+(i=i+Math.imul(L,pt)|0)|0)+((8191&(n=(n=n+Math.imul(L,mt)|0)+Math.imul(N,pt)|0))<<13)|0;u=((s=s+Math.imul(N,mt)|0)+(n>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Bt=(u+(i=Math.imul(U,pt))|0)+((8191&(n=(n=Math.imul(U,mt))+Math.imul(q,pt)|0))<<13)|0;return u=((s=Math.imul(q,mt))+(n>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,h[0]=gt,h[1]=yt,h[2]=bt,h[3]=vt,h[4]=wt,h[5]=_t,h[6]=Mt,h[7]=St,h[8]=kt,h[9]=Et,h[10]=xt,h[11]=At,h[12]=It,h[13]=Tt,h[14]=Pt,h[15]=Ct,h[16]=Rt,h[17]=Ot,h[18]=Bt,0!==u&&(h[19]=u,r.length++),r};function y(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var i=0,n=0,s=0;s>>26)|0)>>>26,o&=67108863}r.words[s]=a,i=o,o=n}return 0!==i?r.words[s]=i:r.length--,r._strip()}function b(t,e,r){return y(t,e,r)}function v(t,e){this.x=t,this.y=e}Math.imul||(g=m),s.prototype.mulTo=function(t,e){var r=this.length+t.length;return 10===this.length&&10===t.length?g(this,t,e):r<63?m(this,t,e):r<1024?y(this,t,e):b(this,t,e)},v.prototype.makeRBT=function(t){for(var e=new Array(t),r=s.prototype._countBits(t)-1,i=0;i>=1;return i},v.prototype.permute=function(t,e,r,i,n,s){for(var o=0;o>>=1)n++;return 1<>>=13,r[2*o+1]=8191&s,s>>>=13;for(o=2*e;o>=26,r+=s/67108864|0,r+=o>>>26,this.words[n]=67108863&o}return 0!==r&&(this.words[n]=r,this.length++),e?this.ineg():this},s.prototype.muln=function(t){return this.clone().imuln(t)},s.prototype.sqr=function(){return this.mul(this)},s.prototype.isqr=function(){return this.imul(this.clone())},s.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r>>n&1}return e}(t);if(0===e.length)return new s(1);for(var r=this,i=0;i=0);var e,r=t%26,n=(t-r)/26,s=67108863>>>26-r<<26-r;if(0!==r){var o=0;for(e=0;e>>26-r}o&&(this.words[e]=o,this.length++)}if(0!==n){for(e=this.length-1;e>=0;e--)this.words[e+n]=this.words[e];for(e=0;e=0),n=e?(e-e%26)/26:0;var s=t%26,o=Math.min((t-s)/26,this.length),a=67108863^67108863>>>s<o)for(this.length-=o,u=0;u=0&&(0!==f||u>=n);u--){var l=0|this.words[u];this.words[u]=f<<26-s|l>>>s,f=l&a}return h&&0!==f&&(h.words[h.length++]=f),0===this.length&&(this.words[0]=0,this.length=1),this._strip()},s.prototype.ishrn=function(t,e,r){return i(0===this.negative),this.iushrn(t,e,r)},s.prototype.shln=function(t){return this.clone().ishln(t)},s.prototype.ushln=function(t){return this.clone().iushln(t)},s.prototype.shrn=function(t){return this.clone().ishrn(t)},s.prototype.ushrn=function(t){return this.clone().iushrn(t)},s.prototype.testn=function(t){i("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,n=1<=0);var e=t%26,r=(t-e)/26;if(i(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var n=67108863^67108863>>>e<=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this},s.prototype.isubn=function(t){if(i("number"==typeof t),i(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e>26)-(h/67108864|0),this.words[n+r]=67108863&s}for(;n>26,this.words[n+r]=67108863&s;if(0===a)return this._strip();for(i(-1===a),a=0,n=0;n>26,this.words[n]=67108863&s;return this.negative=1,this._strip()},s.prototype._wordDiv=function(t,e){var r=(this.length,t.length),i=this.clone(),n=t,o=0|n.words[n.length-1];0!==(r=26-this._countBits(o))&&(n=n.ushln(r),i.iushln(r),o=0|n.words[n.length-1]);var a,h=i.length-n.length;if("mod"!==e){(a=new s(null)).length=h+1,a.words=new Array(a.length);for(var u=0;u=0;l--){var c=67108864*(0|i.words[n.length+l])+(0|i.words[n.length+l-1]);for(c=Math.min(c/o|0,67108863),i._ishlnsubmul(n,c,l);0!==i.negative;)c--,i.negative=0,i._ishlnsubmul(n,1,l),i.isZero()||(i.negative^=1);a&&(a.words[l]=c)}return a&&a._strip(),i._strip(),"div"!==e&&0!==r&&i.iushrn(r),{div:a||null,mod:i}},s.prototype.divmod=function(t,e,r){return i(!t.isZero()),this.isZero()?{div:new s(0),mod:new s(0)}:0!==this.negative&&0===t.negative?(a=this.neg().divmod(t,e),"mod"!==e&&(n=a.div.neg()),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.iadd(t)),{div:n,mod:o}):0===this.negative&&0!==t.negative?(a=this.divmod(t.neg(),e),"mod"!==e&&(n=a.div.neg()),{div:n,mod:a.mod}):this.negative&t.negative?(a=this.neg().divmod(t.neg(),e),"div"!==e&&(o=a.mod.neg(),r&&0!==o.negative&&o.isub(t)),{div:a.div,mod:o}):t.length>this.length||this.cmp(t)<0?{div:new s(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new s(this.modrn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new s(this.modrn(t.words[0]))}:this._wordDiv(t,e);var n,o,a},s.prototype.div=function(t){return this.divmod(t,"div",!1).div},s.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod},s.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod},s.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,i=t.ushrn(1),n=t.andln(1),s=r.cmp(i);return s<0||1===n&&0===s?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1)},s.prototype.modrn=function(t){var e=t<0;e&&(t=-t),i(t<=67108863);for(var r=(1<<26)%t,n=0,s=this.length-1;s>=0;s--)n=(r*n+(0|this.words[s]))%t;return e?-n:n},s.prototype.modn=function(t){return this.modrn(t)},s.prototype.idivn=function(t){var e=t<0;e&&(t=-t),i(t<=67108863);for(var r=0,n=this.length-1;n>=0;n--){var s=(0|this.words[n])+67108864*r;this.words[n]=s/t|0,r=s%t}return this._strip(),e?this.ineg():this},s.prototype.divn=function(t){return this.clone().idivn(t)},s.prototype.egcd=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n=new s(1),o=new s(0),a=new s(0),h=new s(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var f=r.clone(),l=e.clone();!e.isZero();){for(var c=0,d=1;!(e.words[0]&d)&&c<26;++c,d<<=1);if(c>0)for(e.iushrn(c);c-- >0;)(n.isOdd()||o.isOdd())&&(n.iadd(f),o.isub(l)),n.iushrn(1),o.iushrn(1);for(var p=0,m=1;!(r.words[0]&m)&&p<26;++p,m<<=1);if(p>0)for(r.iushrn(p);p-- >0;)(a.isOdd()||h.isOdd())&&(a.iadd(f),h.isub(l)),a.iushrn(1),h.iushrn(1);e.cmp(r)>=0?(e.isub(r),n.isub(a),o.isub(h)):(r.isub(e),a.isub(n),h.isub(o))}return{a,b:h,gcd:r.iushln(u)}},s.prototype._invmp=function(t){i(0===t.negative),i(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var n,o=new s(1),a=new s(0),h=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,f=1;!(e.words[0]&f)&&u<26;++u,f<<=1);if(u>0)for(e.iushrn(u);u-- >0;)o.isOdd()&&o.iadd(h),o.iushrn(1);for(var l=0,c=1;!(r.words[0]&c)&&l<26;++l,c<<=1);if(l>0)for(r.iushrn(l);l-- >0;)a.isOdd()&&a.iadd(h),a.iushrn(1);e.cmp(r)>=0?(e.isub(r),o.isub(a)):(r.isub(e),a.isub(o))}return(n=0===e.cmpn(1)?o:a).cmpn(0)<0&&n.iadd(t),n},s.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var 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q(t.maxValues||1e3),this._peers=H({maxAge:t.maxAge||0,maxSize:t.maxPeers||1e4}),this._secrets=null,this._hash=t.hash||G,this._hashLength=this._hash(z.from("")).length,this._rpc=t.krpc||j(Object.assign({idLength:this._hashLength},t)),this._rpc.on("query",(function(t,e){r._onquery(t,e)})),this._rpc.on("node",(function(t){r.emit("node",t)})),this._rpc.on("warning",(function(t){r.emit("warning",t)})),this._rpc.on("error",(function(t){r.emit("error",t)})),this._rpc.on("listening",(function(){r.listening=!0,r._debug("listening %d",r.address().port),r.updateBucketTimestamp(),r._setBucketCheckInterval(),r.emit("listening")})),this._rotateSecrets(),this._verify=t.verify||null,this._host=t.host||null,this._interval=setInterval((function(){r._rotateSecrets()}),K),this._runningBucketCheck=!1,this._bucketCheckTimeout=null,this._bucketOutdatedTimeSpan=t.timeBucketOutdated||9e5,this.listening=!1,this.destroyed=!1,this.nodeId=this._rpc.id,this.nodes=this._rpc.nodes;const e=U((function(t,e){const i=t.older,n=t.swap;r._debug("received ping",i),r._checkNodes(i,!1,((t,i)=>{if(i)return r._debug("swaping dead node with newer",i),n(i),e();r._debug("no node added, all other nodes ok"),e()}))}));this._rpc.on("ping",((t,r)=>{e({older:t,swap:r})})),$.nextTick((function(){r.destroyed||r._bootstrap(!1!==t.bootstrap)})),this._debug("new DHT %s",this.nodeId);const r=this}_setBucketCheckInterval(){const t=this;function e(){if(Date.now()-t._rpc.nodes.metadata.lastChange{t.destroyed||(t.nodes.toArray().length<1&&t._bootstrap(!0),r())}))}function r(){if(!t._runningBucketCheck||t.destroyed)return;const r=Math.floor(6e4*Math.random()+3e4);t._bucketCheckTimeout=setTimeout(e,r)}this._runningBucketCheck=!0,r()}_pingAll(t){this._checkAndRemoveNodes(this.nodes.toArray(),t)}removeBucketCheckInterval(){this._runningBucketCheck=!1,clearTimeout(this._bucketCheckTimeout)}updateBucketTimestamp(){this._rpc.nodes.metadata.lastChange=Date.now()}_checkAndRemoveNodes(t,e){const r=this;this._checkNodes(t,!0,((t,i)=>{i&&r.removeNode(i.id),e(null,i)}))}_checkNodes(t,e,r){const i=this;!function t(n){let s=null;for(;n.length&&(s=n.pop(),s.id&&!e)&&!(Date.now()-(s.seen||0)>1e4);)s=null;if(!s)return r(null);i._sendPing(s,(e=>{if(!e)return i.updateBucketTimestamp(),t(n);r(null,s)}))}(t)}addNode(t){const e=this;if(t.id){t.id=tt(t.id);const e=!!this._rpc.nodes.get(t.id);return this._rpc.nodes.add(t),void(e||(this.emit("node",t),this.updateBucketTimestamp()))}this._sendPing(t,((t,r)=>{r&&e.addNode(r)}))}removeNode(t){this._rpc.nodes.remove(tt(t))}_sendPing(t,e){const r=this,i=t.id;this._rpc.query(t,{q:"ping"},((t,n,s)=>t?e(t):n.r&&n.r.id&&z.isBuffer(n.r.id)&&n.r.id.length===r._hashLength?z.isBuffer(i)&&!i.equals(n.r.id)?e(new Error("Unexpected node id")):(r.updateBucketTimestamp(),void e(null,{id:n.r.id,host:s.host||s.address,port:s.port})):e(new Error("Bad reply"))))}toJSON(){const t=this,e={};return Object.keys(this._values.cache).forEach((r=>{const i=t._values.cache[r].value;e[r]={v:i.v.toString("hex"),id:i.id.toString("hex")},null!=i.seq&&(e[r].seq=i.seq),null!=i.sig&&(e[r].sig=i.sig.toString("hex")),null!=i.k&&(e[r].k=i.k.toString("hex"))})),{nodes:this._rpc.nodes.toArray().map(Q),values:e}}put(t,e){(z.isBuffer(t)||"string"==typeof t)&&(t={v:t});const r=!!t.k;if(void 0===t.v)throw new Error("opts.v not given");if(t.v.length>=1e3)throw new Error("v must be less than 1000 bytes in put()");if(r&&void 0!==t.cas&&"number"!=typeof t.cas)throw new Error("opts.cas must be an integer if provided");if(r&&32!==t.k.length)throw new Error("opts.k ed25519 public key must be 32 bytes");if(r&&"function"!=typeof t.sign&&!z.isBuffer(t.sig))throw new Error("opts.sign function or options.sig signature is required for mutable put");if(r&&t.salt&&t.salt.length>64)throw new Error("opts.salt is > 64 bytes long");if(r&&void 0===t.seq)throw new Error("opts.seq not provided for a mutable update");if(r&&"number"!=typeof t.seq)throw new Error("opts.seq not an integer");return this._put(t,e)}_put(t,e){e||(e=Z);const r=!!t.k,i="string"==typeof t.v?z.from(t.v):t.v,n=r?this._hash(t.salt?z.concat([t.k,t.salt]):t.k):this._hash(f.A.encode(i)),s=this._tables.get(n.toString("hex"));if(!s)return this._preput(n,t,e);const o={q:"put",a:{id:this._rpc.id,token:null,v:i}};return r?("number"==typeof t.cas&&(o.a.cas=t.cas),t.salt&&(o.a.salt=t.salt),o.a.k=t.k,o.a.seq=t.seq,"function"==typeof t.sign?o.a.sig=t.sign(X(o.a)):z.isBuffer(t.sig)&&(o.a.sig=t.sig)):this._values.set(n.toString("hex"),o.a),this._rpc.queryAll(s.closest(n),o,null,((t,r)=>{if(t)return e(t,n,r);e(null,n,r)})),n}_preput(t,e,r){const i=this;return this._closest(t,{q:"get",a:{id:this._rpc.id,target:t}},null,((t,n)=>{if(t)return r(t);i.put(e,r)})),t}get(t,e,r){t=tt(t),"function"==typeof e&&(r=e,e=null),e||(e={});const i=e.verify||this._verify,n=this._hash;let s=this._values.get(t.toString("hex"))||null;if(s&&!1!==e.cache)return s=Y(this._rpc.id,null,s),$.nextTick(o);function o(t){if(t)return r(t);r(null,s)}this._closest(t,{q:"get",a:{id:this._rpc.id,target:t}},(function(r){const o=r.r;if(!o||!o.v)return!0;const a=o.k||o.sig;e.salt&&(o.salt=z.from(e.salt));if(a){if(!i||!o.sig||!o.k)return!0;if(!i(o.sig,X(o),o.k))return!0;n(o.salt?z.concat([o.k,o.salt]):o.k).equals(t)&&(!s||o.seq>s.seq)&&(s=o)}else if(n(f.A.encode(o.v)).equals(t))return s=o,!1;return!0}),o)}announce(t,e,r){if("function"==typeof e)return this.announce(t,0,e);t=tt(t),r||(r=Z);const i=this._tables.get(t.toString("hex"));if(!i)return this._preannounce(t,e,r);if(this._host){const r=this.listening?this.address().port:0;this._addPeer({host:this._host,port:e||r},t,{host:this._host,port:r})}const n={q:"announce_peer",a:{id:this._rpc.id,token:null,info_hash:t,port:e,implied_port:e?0:1}};this._debug("announce %s %d",t,e),this._rpc.queryAll(i.closest(t),n,null,r)}_preannounce(t,e,r){const i=this;this.lookup(t,(n=>i.destroyed?r(new Error("dht is destroyed")):n?r(n):void i.announce(t,e,r)))}lookup(t,e){t=tt(t),e||(e=Z);const r=this;let i=!1;function n(e,i){e||(e=r._peers.get(t.toString("hex"),100));const n=function(t){const e=[];try{for(let r=0;r{e.emit("close"),t&&t()}))}_onquery(t,e){if(void 0===t.q||null===t.q)return;const r=t.q.toString();if(this._debug("received %s query from %s:%d",r,e.address,e.port),t.a)switch(r){case"ping":return this._rpc.response(e,t,{id:this._rpc.id});case"find_node":return this._onfindnode(t,e);case"get_peers":return this._ongetpeers(t,e);case"announce_peer":return this._onannouncepeer(t,e);case"get":return this._onget(t,e);case"put":return this._onput(t,e)}}_onfindnode(t,e){const r=t.a.target;if(!r)return this._rpc.error(e,t,[203,"`find_node` missing required `a.target` field"]);this.emit("find_node",r);const i=this._rpc.nodes.closest(r);this._rpc.response(e,t,{id:this._rpc.id},i)}_ongetpeers(t,e){const r=e.address||e.host,i=t.a.info_hash;if(!i)return this._rpc.error(e,t,[203,"`get_peers` missing required `a.info_hash` field"]);this.emit("get_peers",i);const n={id:this._rpc.id,token:this._generateToken(r)},s=this._peers.get(i.toString("hex"));s.length?(n.values=s,this._rpc.response(e,t,n)):this._rpc.response(e,t,n,this._rpc.nodes.closest(i))}_onannouncepeer(t,e){const r=e.address||e.host,i=t.a.implied_port?e.port:t.a.port;if(!i||"number"!=typeof i||i<=0||i>65535)return;const n=t.a.info_hash,s=t.a.token;if(n&&s){if(!this._validateToken(r,s))return this._rpc.error(e,t,[203,"cannot `announce_peer` with bad token"]);this.emit("announce_peer",n,{host:r,port:e.port}),this._addPeer({host:r,port:i},n,{host:r,port:e.port}),this._rpc.response(e,t,{id:this._rpc.id})}}_addPeer(t,e,r){this._peers.add(e.toString("hex"),function(t,e){const r=z.allocUnsafe(6),i=t.split(".");for(let t=0;t<4;t++)r[t]=parseInt(i[t]||0,10);return r.writeUInt16BE(e,4),r}(t.host,t.port)),this.emit("announce",t,e,r)}_onget(t,e){const r=e.address||e.host,i=t.a.target;if(!i)return;const n=this._generateToken(r),s=this._values.get(i.toString("hex"));if(this.emit("get",i,s),s)this._rpc.response(e,t,Y(this._rpc.id,n,s));else{const r=this._rpc.nodes.closest(i);this._rpc.response(e,t,{id:this._rpc.id,token:n},r)}}_onput(t,e){const r=e.address||e.host,i=t.a;if(!i)return;const n=t.a.v;if(!n)return;const s=t.a.id;if(!s)return;const o=i.token;if(!o)return;if(!this._validateToken(r,o))return this._rpc.error(e,t,[203,"cannot `put` with bad token"]);if(n.length>1e3)return this._rpc.error(e,t,[205,"data payload too large"]);const a=!(!i.k&&!i.sig);if(a&&!i.k&&!i.sig)return;const h=a?this._hash(i.salt?z.concat([i.k,i.salt]):i.k):this._hash(f.A.encode(n)),u=h.toString("hex");if(this.emit("put",h,n),a){if(!this._verify)return this._rpc.error(e,t,[400,"verification not supported"]);if(!this._verify(i.sig,X(i),i.k))return;const r=this._values.get(u);if(r&&"number"==typeof i.cas&&r.seq!==i.cas)return this._rpc.error(e,t,[301,"CAS mismatch, re-read and try again"]);if(r&&"number"==typeof r.seq&&!(i.seq>r.seq))return this._rpc.error(e,t,[302,"sequence number less than current"]);this._values.set(u,{v:n,k:i.k,salt:i.salt,sig:i.sig,seq:i.seq,id:s})}else this._values.set(u,{v:n,id:s});this._rpc.response(e,t,{id:this._rpc.id})}_bootstrap(t){const e=this;if(!t)return $.nextTick(r);function r(){e.ready||(e._debug("emit ready"),e.ready=!0,e.emit("ready"))}this._rpc.populate(e._rpc.id,{q:"find_node",a:{id:e._rpc.id,target:e._rpc.id}},r)}_closest(t,e,r,i){const n=this,s=new N({localNodeId:t,numberOfNodesPerKBucket:this._rpc.k});this._rpc.closest(t,e,(function(e,i){if(!e.r)return!0;e.r.token&&e.r.id&&z.isBuffer(e.r.id)&&e.r.id.length===n._hashLength&&(n._debug("found node %s (target: %s)",e.r.id,t),s.add({id:e.r.id,host:i.host||i.address,port:i.port,token:e.r.token}));return!r||r(e,i)}),(function(e,r){if(e)return i(e);n._tables.set(t.toString("hex"),s),n._debug("visited %d nodes",r),i(null,r)}))}_debug(){if(!W.enabled)return;const t=[].slice.call(arguments);t[0]=`[${this.nodeId.toString("hex").substring(0,7)}] ${t[0]}`;for(let e=1;e{throw new Error("global fetch is not available!")}),st=[255,255,26,27,28,29,30,31,255,255,255,255,255,255,255,255,255,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,255,255,255,255,255,255,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,255,255,255,255,255];const ot=function(t){if(!ArrayBuffer.isView(t)&&"string"!=typeof t)throw new TypeError("base32.decode only takes Buffer or string as parameter");let e,r=0,i=0,n=0;ArrayBuffer.isView(t)||(t=(0,w.L0)(t));const s=new Uint8Array(Math.ceil(5*t.length/8));for(let o=0;o>>r,s[n]=e,n++,e=255&i<<8-r)}return s.subarray(0,n)};function at(t){return t.reduce(((t,e,r,i)=>{const n=e.split("-").map((t=>parseInt(t)));return t.concat(((t,e=t)=>Array.from({length:e-t+1},((e,r)=>r+t)))(...n))}),[])}const ht=function(t){const e={},r=t.split("magnet:?")[1];let i;if((r&&r.length>=0?r.split("&"):[]).forEach((t=>{const r=t.split("=");if(2!==r.length)return;const i=r[0];let n=r[1];"dn"===i&&(n=decodeURIComponent(n).replace(/\+/g," ")),"tr"!==i&&"xs"!==i&&"as"!==i&&"ws"!==i||(n=decodeURIComponent(n)),"kt"===i&&(n=decodeURIComponent(n).split("+")),"ix"===i&&(n=Number(n)),"so"===i&&(n=at(decodeURIComponent(n).split(","))),e[i]?(Array.isArray(e[i])||(e[i]=[e[i]]),e[i].push(n)):e[i]=n})),e.xt){(Array.isArray(e.xt)?e.xt:[e.xt]).forEach((t=>{(i=t.match(/^urn:btih:(.{40})/))?e.infoHash=i[1].toLowerCase():(i=t.match(/^urn:btih:(.{32})/))?e.infoHash=(0,w.V5)(ot(i[1])):(i=t.match(/^urn:btmh:1220(.{64})/))&&(e.infoHashV2=i[1].toLowerCase())}))}if(e.xs){(Array.isArray(e.xs)?e.xs:[e.xs]).forEach((t=>{(i=t.match(/^urn:btpk:(.{64})/))&&(e.publicKey=i[1].toLowerCase())}))}return e.infoHash&&(e.infoHashBuffer=(0,w.fk)(e.infoHash)),e.infoHashV2&&(e.infoHashV2Buffer=(0,w.fk)(e.infoHashV2)),e.publicKey&&(e.publicKeyBuffer=(0,w.fk)(e.publicKey)),e.dn&&(e.name=e.dn),e.kt&&(e.keywords=e.kt),e.announce=[],("string"==typeof e.tr||Array.isArray(e.tr))&&(e.announce=e.announce.concat(e.tr)),e.urlList=[],("string"==typeof e.as||Array.isArray(e.as))&&(e.urlList=e.urlList.concat(e.as)),("string"==typeof e.ws||Array.isArray(e.ws))&&(e.urlList=e.urlList.concat(e.ws)),e.peerAddresses=[],("string"==typeof e["x.pe"]||Array.isArray(e["x.pe"]))&&(e.peerAddresses=e.peerAddresses.concat(e["x.pe"])),e.announce=Array.from(new Set(e.announce)),e.urlList=Array.from(new Set(e.urlList)),e.peerAddresses=Array.from(new Set(e.peerAddresses)),e};async function ut(t){if("string"==typeof t&&/^(stream-)?magnet:/.test(t)){const e=ht(t);if(!e.infoHash)throw new Error("Invalid torrent identifier");return e}if("string"==typeof t&&(/^[a-f0-9]{40}$/i.test(t)||/^[a-z2-7]{32}$/i.test(t)))return ht(`magnet:?xt=urn:btih:${t}`);if(ArrayBuffer.isView(t)&&20===t.length)return ht(`magnet:?xt=urn:btih:${(0,w.V5)(t)}`);if(ArrayBuffer.isView(t))return await async function(t){ArrayBuffer.isView(t)&&(t=f.A.decode(t));ct(t.info,"info"),ct(t.info["name.utf-8"]||t.info.name,"info.name"),ct(t.info["piece length"],"info['piece length']"),ct(t.info.pieces,"info.pieces"),t.info.files?t.info.files.forEach((t=>{ct("number"==typeof t.length,"info.files[0].length"),ct(t["path.utf-8"]||t.path,"info.files[0].path")})):ct("number"==typeof t.info.length,"info.length");const e={info:t.info,infoBuffer:f.A.encode(t.info),name:(0,w.dU)(t.info["name.utf-8"]||t.info.name),announce:[]};e.infoHashBuffer=await(0,w.tW)(e.infoBuffer),e.infoHash=(0,w.V5)(e.infoHashBuffer),void 0!==t.info.private&&(e.private=!!t.info.private);t["creation date"]&&(e.created=new Date(1e3*t["creation date"]));t["created by"]&&(e.createdBy=(0,w.dU)(t["created by"]));ArrayBuffer.isView(t.comment)&&(e.comment=(0,w.dU)(t.comment));Array.isArray(t["announce-list"])&&t["announce-list"].length>0?t["announce-list"].forEach((t=>{t.forEach((t=>{e.announce.push((0,w.dU)(t))}))})):t.announce&&e.announce.push((0,w.dU)(t.announce));ArrayBuffer.isView(t["url-list"])&&(t["url-list"]=t["url-list"].length>0?[t["url-list"]]:[]);e.urlList=(t["url-list"]||[]).map((t=>(0,w.dU)(t))),e.announce=Array.from(new Set(e.announce)),e.urlList=Array.from(new Set(e.urlList));const r=t.info.files||[t.info];e.files=r.map(((t,i)=>{const n=[].concat(e.name,t["path.utf-8"]||t.path||[]).map((t=>ArrayBuffer.isView(t)?(0,w.dU)(t):t));return{path:h.apply(null,[u].concat(n)).slice(1),name:n[n.length-1],length:t.length,offset:r.slice(0,i).reduce(lt,0)}})),e.length=r.reduce(lt,0);const i=e.files[e.files.length-1];return e.pieceLength=t.info["piece length"],e.lastPieceLength=(i.offset+i.length)%e.pieceLength||e.pieceLength,e.pieces=function(t){const e=[];for(let r=0;r{r(null,i)}));else if(n=t,"undefined"!=typeof Blob&&n instanceof Blob)try{s(new Uint8Array(await t.arrayBuffer()))}catch(t){return r(new Error(`Error converting Blob: ${t.message}`))}else if(/^https?:/.test(t))try{const r=await nt(t,{headers:{"user-agent":"WebTorrent (https://webtorrent.io)"},signal:AbortSignal.timeout(3e4),...e});s(new Uint8Array(await r.arrayBuffer()))}catch(t){return r(new Error(`Error downloading torrent: ${t.message}`))}else"function"==typeof it.readFile&&"string"==typeof t?it.readFile(t,((t,e)=>{if(t)return r(new Error("Invalid torrent identifier"));s(e)})):v((()=>{r(new Error("Invalid torrent identifier"))}));var n;async function s(t){try{i=await ut(t)}catch(t){return r(t)}i&&i.infoHash?r(null,i):r(new Error("Invalid torrent identifier"))}}function lt(t,e){return t+e.length}function ct(t,e){if(!t)throw new Error(`Torrent is missing required field: ${e}`)}const dt=ut,pt=function(t){t=Object.assign({},t);let e=new Set;t.xt&&"string"==typeof t.xt&&e.add(t.xt),t.xt&&Array.isArray(t.xt)&&(e=new Set(t.xt)),t.infoHashBuffer&&e.add(`urn:btih:${(0,w.V5)(t.infoHashBuffer)}`),t.infoHash&&e.add(`urn:btih:${t.infoHash}`),t.infoHashV2Buffer&&e.add(t.xt=`urn:btmh:1220${(0,w.V5)(t.infoHashV2Buffer)}`),t.infoHashV2&&e.add(`urn:btmh:1220${t.infoHashV2}`);const r=Array.from(e);1===r.length&&(t.xt=r[0]),r.length>1&&(t.xt=r),t.publicKeyBuffer&&(t.xs=`urn:btpk:${(0,w.V5)(t.publicKeyBuffer)}`),t.publicKey&&(t.xs=`urn:btpk:${t.publicKey}`),t.name&&(t.dn=t.name),t.keywords&&(t.kt=t.keywords),t.announce&&(t.tr=t.announce),t.urlList&&(t.ws=t.urlList,delete t.as),t.peerAddresses&&(t["x.pe"]=t.peerAddresses);let i="magnet:?";return Object.keys(t).filter((t=>2===t.length||"x.pe"===t)).forEach(((e,r)=>{const n=Array.isArray(t[e])?t[e]:[t[e]];var s;n.forEach(((t,n)=>{(r>0||n>0)&&("kt"!==e&&"so"!==e||0===n)&&(i+="&"),"dn"===e&&(t=encodeURIComponent(t).replace(/%20/g,"+")),"tr"!==e&&"as"!==e&&"ws"!==e||(t=encodeURIComponent(t)),"xs"!==e||t.startsWith("urn:btpk:")||(t=encodeURIComponent(t)),"kt"===e&&(t=encodeURIComponent(t)),"so"!==e&&(i+="kt"===e&&n>0?`+${t}`:`${e}=${t}`)})),"so"===e&&(i+=`${e}=${s=n,s.reduce(((t,e,r,i)=>(0!==r&&e===i[r-1]+1||t.push([]),t[t.length-1].push(e),t)),[]).map((t=>t.length>1?`${t[0]}-${t[t.length-1]}`:`${t[0]}`))}`)})),i},mt="undefined"!=typeof window?window:self,gt=mt.RTCPeerConnection||mt.mozRTCPeerConnection||mt.webkitRTCPeerConnection,yt=mt.RTCSessionDescription||mt.mozRTCSessionDescription||mt.webkitRTCSessionDescription,bt=mt.RTCIceCandidate||mt.mozRTCIceCandidate||mt.webkitRTCIceCandidate;mt.RTCIceTransport,mt.RTCDataChannel,mt.RTCSctpTransport,mt.RTCDtlsTransport,mt.RTCCertificate,mt.MediaStream,mt.MediaStreamTrack,mt.MediaStreamTrackEvent,mt.RTCPeerConnectionIceEvent,mt.RTCDataChannelEvent,mt.RTCTrackEvent,mt.RTCError,mt.RTCErrorEvent,mt.RTCRtpTransceiver,mt.RTCRtpReceiver,mt.RTCRtpSender;var vt=r(8179),wt=r(6310);const _t=L("simple-peer"),Mt=65536;function St(t){return t.replace(/a=ice-options:trickle\s\n/g,"")}class kt extends vt.Duplex{_pc;constructor(t){if(super(t=Object.assign({allowHalfOpen:!1},t)),this.__objectMode=!!t.objectMode,this._id=(0,w.V5)((0,w.po)(4)).slice(0,7),this._debug("new peer %o",t),this.channelName=t.initiator?t.channelName||(0,w.V5)((0,w.po)(20)):null,this.initiator=t.initiator||!1,this.channelConfig=t.channelConfig||kt.channelConfig,this.channelNegotiated=this.channelConfig.negotiated,this.config=Object.assign({},kt.config,t.config),this.offerOptions=t.offerOptions||{},this.answerOptions=t.answerOptions||{},this.sdpTransform=t.sdpTransform||(t=>t),this.trickle=void 0===t.trickle||t.trickle,this.allowHalfTrickle=void 0!==t.allowHalfTrickle&&t.allowHalfTrickle,this.iceCompleteTimeout=t.iceCompleteTimeout||5e3,this._destroying=!1,this._connected=!1,this.remoteAddress=void 0,this.remoteFamily=void 0,this.remotePort=void 0,this.localAddress=void 0,this.localFamily=void 0,this.localPort=void 0,!gt)throw"undefined"==typeof window?wt(new Error("No WebRTC support: Specify `opts.wrtc` option in this environment"),"ERR_WEBRTC_SUPPORT"):wt(new Error("No WebRTC support: Not a supported browser"),"ERR_WEBRTC_SUPPORT");this._pcReady=!1,this._channelReady=!1,this._iceComplete=!1,this._iceCompleteTimer=null,this._channel=null,this._pendingCandidates=[],this._isNegotiating=!1,this._firstNegotiation=!0,this._batchedNegotiation=!1,this._queuedNegotiation=!1,this._sendersAwaitingStable=[],this._closingInterval=null,this._remoteTracks=[],this._remoteStreams=[],this._chunk=null,this._cb=null,this._interval=null;try{this._pc=new gt(this.config)}catch(t){return void this.__destroy(wt(t,"ERR_PC_CONSTRUCTOR"))}this._isReactNativeWebrtc="number"==typeof this._pc._peerConnectionId,this._pc.oniceconnectionstatechange=()=>{this._onIceStateChange()},this._pc.onicegatheringstatechange=()=>{this._onIceStateChange()},this._pc.onconnectionstatechange=()=>{this._onConnectionStateChange()},this._pc.onsignalingstatechange=()=>{this._onSignalingStateChange()},this._pc.onicecandidate=t=>{this._onIceCandidate(t)},"object"==typeof this._pc.peerIdentity&&this._pc.peerIdentity.catch((t=>{this.__destroy(wt(t,"ERR_PC_PEER_IDENTITY"))})),this.initiator||this.channelNegotiated?this._setupData({channel:this._pc.createDataChannel(this.channelName,this.channelConfig)}):this._pc.ondatachannel=t=>{this._setupData(t)},this._debug("initial negotiation"),this._needsNegotiation(),this._onFinishBound=()=>{this._onFinish()},this.once("finish",this._onFinishBound)}get bufferSize(){return this._channel&&this._channel.bufferedAmount||0}get connected(){return this._connected&&"open"===this._channel.readyState}address(){return{port:this.localPort,family:this.localFamily,address:this.localAddress}}signal(t){if(!this._destroying){if(this.destroyed)throw wt(new Error("cannot signal after peer is destroyed"),"ERR_DESTROYED");if("string"==typeof t)try{t=JSON.parse(t)}catch(e){t={}}this._debug("signal()"),t.renegotiate&&this.initiator&&(this._debug("got request to renegotiate"),this._needsNegotiation()),t.transceiverRequest&&this.initiator&&(this._debug("got request for transceiver"),this.addTransceiver(t.transceiverRequest.kind,t.transceiverRequest.init)),t.candidate&&(this._pc.remoteDescription&&this._pc.remoteDescription.type?this._addIceCandidate(t.candidate):this._pendingCandidates.push(t.candidate)),t.sdp&&this._pc.setRemoteDescription(new yt(t)).then((()=>{this.destroyed||(this._pendingCandidates.forEach((t=>{this._addIceCandidate(t)})),this._pendingCandidates=[],"offer"===this._pc.remoteDescription.type&&this._createAnswer())})).catch((t=>{this.__destroy(wt(t,"ERR_SET_REMOTE_DESCRIPTION"))})),t.sdp||t.candidate||t.renegotiate||t.transceiverRequest||this.__destroy(wt(new Error("signal() called with invalid signal data"),"ERR_SIGNALING"))}}_addIceCandidate(t){const e=new bt(t);this._pc.addIceCandidate(e).catch((t=>{var r;!e.address||e.address.endsWith(".local")?(r="Ignoring unsupported ICE candidate.",console.warn(r)):this.__destroy(wt(t,"ERR_ADD_ICE_CANDIDATE"))}))}send(t){if(!this._destroying){if(this.destroyed)throw wt(new Error("cannot send after peer is destroyed"),"ERR_DESTROYED");this._channel.send(t)}}_needsNegotiation(){this._debug("_needsNegotiation"),this._batchedNegotiation||(this._batchedNegotiation=!0,queueMicrotask((()=>{this._batchedNegotiation=!1,this.initiator||!this._firstNegotiation?(this._debug("starting batched negotiation"),this.negotiate()):this._debug("non-initiator initial negotiation request discarded"),this._firstNegotiation=!1})))}negotiate(){if(!this._destroying){if(this.destroyed)throw wt(new Error("cannot negotiate after peer is destroyed"),"ERR_DESTROYED");this.initiator?this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("start negotiation"),setTimeout((()=>{this._createOffer()}),0)):this._isNegotiating?(this._queuedNegotiation=!0,this._debug("already negotiating, queueing")):(this._debug("requesting negotiation from initiator"),this.emit("signal",{type:"renegotiate",renegotiate:!0})),this._isNegotiating=!0}}_final(t){this._readableState.ended||this.push(null),t(null)}__destroy(t){this.end(),this._destroy((()=>{}),t)}_destroy(t,e){this.destroyed||this._destroying||(this._destroying=!0,this._debug("destroying (error: %s)",e&&(e.message||e)),setTimeout((()=>{if(this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(t){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(t){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,e&&this.emit("error",e),t()}),0))}_setupData(t){if(!t.channel)return this.__destroy(wt(new Error("Data channel event is missing `channel` property"),"ERR_DATA_CHANNEL"));this._channel=t.channel,this._channel.binaryType="arraybuffer","number"==typeof this._channel.bufferedAmountLowThreshold&&(this._channel.bufferedAmountLowThreshold=Mt),this.channelName=this._channel.label,this._channel.onmessage=t=>{this._onChannelMessage(t)},this._channel.onbufferedamountlow=()=>{this._onChannelBufferedAmountLow()},this._channel.onopen=()=>{this._onChannelOpen()},this._channel.onclose=()=>{this._onChannelClose()},this._channel.onerror=t=>{const e=t.error instanceof Error?t.error:new Error(`Datachannel error: ${t.message} ${t.filename}:${t.lineno}:${t.colno}`);this.__destroy(wt(e,"ERR_DATA_CHANNEL"))};let e=!1;this._closingInterval=setInterval((()=>{this._channel&&"closing"===this._channel.readyState?(e&&this._onChannelClose(),e=!0):e=!1}),5e3)}_write(t,e){if(this.destroyed)return e(wt(new Error("cannot write after peer is destroyed"),"ERR_DATA_CHANNEL"));if(this._connected){try{this.send(t)}catch(t){return this.__destroy(wt(t,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>Mt?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=e):e(null)}else this._debug("write before connect"),this._chunk=t,this._cb=e}_onFinish(){if(this.destroyed)return;const t=()=>{setTimeout((()=>this.__destroy()),1e3)};this._connected?t():this.once("connect",t)}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout((()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))}),this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then((t=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(t.sdp=St(t.sdp)),t.sdp=this.sdpTransform(t.sdp);const e=()=>{if(this.destroyed)return;const e=this._pc.localDescription||t;this._debug("signal"),this.emit("signal",{type:e.type,sdp:e.sdp})};this._pc.setLocalDescription(t).then((()=>{this._debug("createOffer success"),this.destroyed||(this.trickle||this._iceComplete?e():this.once("_iceComplete",e))})).catch((t=>{this.__destroy(wt(t,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((t=>{this.__destroy(wt(t,"ERR_CREATE_OFFER"))}))}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then((t=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(t.sdp=St(t.sdp)),t.sdp=this.sdpTransform(t.sdp);const e=()=>{if(this.destroyed)return;const e=this._pc.localDescription||t;this._debug("signal"),this.emit("signal",{type:e.type,sdp:e.sdp}),this.initiator||this._requestMissingTransceivers?.()};this._pc.setLocalDescription(t).then((()=>{this.destroyed||(this.trickle||this._iceComplete?e():this.once("_iceComplete",e))})).catch((t=>{this.__destroy(wt(t,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((t=>{this.__destroy(wt(t,"ERR_CREATE_ANSWER"))}))}_onConnectionStateChange(){this.destroyed||this._destroying||"failed"===this._pc.connectionState&&this.__destroy(wt(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const t=this._pc.iceConnectionState,e=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",t,e),this.emit("iceStateChange",t,e),"connected"!==t&&"completed"!==t||(this._pcReady=!0,this._maybeReady()),"failed"===t&&this.__destroy(wt(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===t&&this.__destroy(wt(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(t){const e=t=>("[object Array]"===Object.prototype.toString.call(t.values)&&t.values.forEach((e=>{Object.assign(t,e)})),t);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then((r=>{const i=[];r.forEach((t=>{i.push(e(t))})),t(null,i)}),(e=>t(e))):this._pc.getStats.length>0?this._pc.getStats((r=>{if(this.destroyed)return;const i=[];r.result().forEach((t=>{const r={};t.names().forEach((e=>{r[e]=t.stat(e)})),r.id=t.id,r.type=t.type,r.timestamp=t.timestamp,i.push(e(r))})),t(null,i)}),(e=>t(e))):t(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const t=()=>{this.destroyed||this._destroying||this.getStats(((e,r)=>{if(this.destroyed||this._destroying)return;e&&(r=[]);const i={},n={},s={};let o=!1;r.forEach((t=>{"remotecandidate"!==t.type&&"remote-candidate"!==t.type||(i[t.id]=t),"localcandidate"!==t.type&&"local-candidate"!==t.type||(n[t.id]=t),"candidatepair"!==t.type&&"candidate-pair"!==t.type||(s[t.id]=t)}));const a=t=>{o=!0;let e=n[t.localCandidateId];e&&(e.ip||e.address)?(this.localAddress=e.ip||e.address,this.localPort=Number(e.port)):e&&e.ipAddress?(this.localAddress=e.ipAddress,this.localPort=Number(e.portNumber)):"string"==typeof t.googLocalAddress&&(e=t.googLocalAddress.split(":"),this.localAddress=e[0],this.localPort=Number(e[1])),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let r=i[t.remoteCandidateId];r&&(r.ip||r.address)?(this.remoteAddress=r.ip||r.address,this.remotePort=Number(r.port)):r&&r.ipAddress?(this.remoteAddress=r.ipAddress,this.remotePort=Number(r.portNumber)):"string"==typeof t.googRemoteAddress&&(r=t.googRemoteAddress.split(":"),this.remoteAddress=r[0],this.remotePort=Number(r[1])),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(r.forEach((t=>{"transport"===t.type&&t.selectedCandidatePairId&&a(s[t.selectedCandidatePairId]),("googCandidatePair"===t.type&&"true"===t.googActiveConnection||("candidatepair"===t.type||"candidate-pair"===t.type)&&t.selected)&&a(t)})),o||Object.keys(s).length&&!Object.keys(n).length){if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(e){return this.__destroy(wt(e,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug('sent chunk from "write before connect"');const t=this._cb;this._cb=null,t(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}else setTimeout(t,100)}))};t()}_onInterval(){!this._cb||!this._channel||this._channel.bufferedAmount>Mt||this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach((t=>{this._pc.removeTrack(t),this._queuedNegotiation=!0})),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(t){this.destroyed||(t.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:t.candidate.candidate,sdpMLineIndex:t.candidate.sdpMLineIndex,sdpMid:t.candidate.sdpMid}}):t.candidate||this._iceComplete||(this._iceComplete=!0,this.emit("_iceComplete")),t.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(t){if(this.destroyed)return;let e=t.data;e instanceof ArrayBuffer?e=new Uint8Array(e):!1===this.__objectMode&&(e=(0,w.L0)(e)),this.push(e)}_onChannelBufferedAmountLow(){if(this.destroyed||!this._cb)return;this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const t=this._cb;this._cb=null,t(null)}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.__destroy())}_debug(){const t=[].slice.call(arguments);t[0]="["+this._id+"] "+t[0],_t.apply(null,t)}}kt.WEBRTC_SUPPORT=!!gt,kt.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},kt.channelConfig={};const Et=kt;var xt=r(1035),At=r(7541),It=r(3278),Tt=r(8957),Pt=r(5658),Ct=r(4343);const Rt=L("webtorrent:conn-pool");class Ot{constructor(t){Rt("create pool (port %s)",t.torrentPort),this._client=t,this._pendingConns=new Set,this._onTCPConnectionBound=t=>{this._onConnection(t,"tcp")},this._onUTPConnectionBound=t=>{this._onConnection(t,"utp")},this._onListening=()=>{this._client._onListening()},this._onTCPError=t=>{this._client._destroy(t)},this._onUTPError=t=>{this._client.utp=!1,this._client.emit("error",t),this._client.listening||this._onListening()},this.tcpServer=Tt.createServer(),this.tcpServer.on("connection",this._onTCPConnectionBound),this.tcpServer.on("error",this._onTCPError),this.tcpServer.listen(t.torrentPort,(()=>{Rt("creating tcpServer in port %s",this.tcpServer.address().port),this._client.utp?(this.utpServer=Ct.createServer(),this.utpServer.on("connection",this._onUTPConnectionBound),this.utpServer.on("listening",this._onListening),this.utpServer.on("error",this._onUTPError),Rt("creating utpServer in port %s",this.tcpServer.address().port),this.utpServer.listen(this.tcpServer.address().port)):this._onListening()}))}destroy(t){if(Rt("destroy conn pool"),this.utpServer&&(this.utpServer.removeListener("connection",this._onUTPConnectionBound),this.utpServer.removeListener("listening",this._onListening),this.utpServer.removeListener("error",this._onUTPError)),this.tcpServer.removeListener("connection",this._onTCPConnectionBound),this.tcpServer.removeListener("error",this._onTCPError),this._pendingConns.forEach((t=>{t.on("error",Bt),t.destroy()})),this.utpServer)try{this.utpServer.close(t)}catch(e){t&&v(t)}try{this.tcpServer.close(t)}catch(e){t&&v(t)}this.tcpServer=null,this.utpServer=null,this._client=null,this._pendingConns=null}_onConnection(t,e){const r=this;if(!t.remoteAddress)return t.on("error",Bt),void t.destroy();r._pendingConns.add(t),t.once("close",o);const i="utp"===e?Pt.default.createUTPIncomingPeer(t,this._client.throttleGroups):Pt.default.createTCPIncomingPeer(t,this._client.throttleGroups),n=i.wire;async function s(t,e){o();const n=await r._client.get(t);if(n)i.swarm||(i.swarm=n,n._addIncomingPeer(i)),i.onHandshake(t,e);else{const e=new Error(`Unexpected info hash ${t} from incoming peer ${i.id}`);i.destroy(e)}}function o(){t.removeListener("close",o),n.removeListener("handshake",s),r._pendingConns&&r._pendingConns.delete(t)}n.once("pe3",(async function(t){const e=await r._client._getByHash(t);e?(i.swarm=e,e._addIncomingPeer(i),i.onPe3(t)):i.destroy(new Error(`Unexpected info hash hash ${t} from incoming peer ${i.id}`))})),n.once("handshake",s)}}function Bt(){}Ot.UTP_SUPPORT=Object.keys(Ct).length>0;var Lt=r(6686),Nt=r(6889);const jt=/^\[?([^\]]+)]?:(\d+)$/;let Ut=new Map;function qt(t){if(1e5===Ut.size&&Ut.clear(),!Ut.has(t)){const e=jt.exec(t);if(!e)throw new Error(`invalid addr: ${t}`);Ut.set(t,[e[1],Number(e[2])])}return Ut.get(t)}var Dt=r(3033),Ht=r(4497);async function*Ft(t,e={}){if(t?.[Symbol.asyncIterator])return void(yield*t[Symbol.asyncIterator](e.offset));if(!t?.get)throw new Error("First argument must be an abstract-chunk-store compliant store");const r=e.chunkLength||t.chunkLength;if(!r)throw new Error("missing required `chunkLength` property");let i=e.length||t.length;if(!Number.isFinite(i))throw new Error("missing required `length` property");const n=e.offset||0,s=(e,r,i)=>new Promise(((n,s)=>{t.get(e,{offset:i,length:r},((t,e)=>{t&&s(t),n(e)}))}));let o=Math.floor(n/r);const a=n%r;if(n){const t=Math.min(i,r-a);i-=t,yield s(o++,t,a)}for(let t=i;t>0;++o,t-=r)yield s(o,Math.min(t,r))}async function zt(t,e,r={}){if(!t?.put)throw new Error("First argument must be an abstract-chunk-store compliant store");const i=r.chunkLength||t.chunkLength;if(!i)throw new Error("missing required `chunkLength` property");const n=r.storeMaxOutstandingPuts||16;let s=0,o=0,a=()=>{},h=!1;for await(const u of l(e,i,{zeroPadding:r.zeroPadding||!1}))await new Promise(((e,r)=>{s++<=n&&e(),t.put(o++,u,(t=>{if(t)return r(t);--s,e(),h&&0===s&&a()}))}));0!==s&&(h=new Promise((t=>{a=t})),await h)}var $t=r(4018),Wt=r(7186);const Kt=/^[\d.]+$/,Vt=/^[\da-fA-F:]+$/,Zt=/^::ffff:/,Gt=(0,w.xW)([re(1047),re(655366528)]),Yt={CONNECT:0,ANNOUNCE:1,SCRAPE:2,ERROR:3},Jt={update:0,completed:1,started:2,stopped:3,paused:4},Xt={0:"update",1:"completed",2:"started",3:"stopped",4:"paused"},Qt={update:"update",completed:"complete",started:"start",stopped:"stop",paused:"pause"},te=15e3,ee=1e3;function re(t){const e=new Uint8Array(4);return new DataView(e.buffer).setUint32(0,t),e}const ie=t=>Wt.parse(t,null,null,{decodeURIComponent:unescape}),ne=t=>{let e=Wt.stringify(t,null,null,{encodeURIComponent:escape});return e=e.replace(/[@*/+]/g,(t=>`%${t.charCodeAt(0).toString(16).toUpperCase()}`)),e},se={DEFAULT_ANNOUNCE_PEERS:50,MAX_ANNOUNCE_PEERS:82,parseUrl:t=>{const e=new URL(t.replace(/^udp:/,"http:"));return t.match(/^udp:/)&&Object.defineProperties(e,{href:{value:e.href.replace(/^http/,"udp")},protocol:{value:e.protocol.replace(/^http/,"udp")},origin:{value:e.origin.replace(/^http/,"udp")}}),e},...i};var oe=r(1314);const ae=class extends n{constructor(t,e){super(),this.client=t,this.announceUrl=e,this.interval=null,this.destroyed=!1}setInterval(t){null==t&&(t=this.DEFAULT_ANNOUNCE_INTERVAL),clearInterval(this.interval),t&&(this.interval=setInterval((()=>{this.announce(this.client._defaultAnnounceOpts())}),t),this.interval.unref&&this.interval.unref())}};var he=r(2085),ue=r(8287).Buffer;const fe=L("bittorrent-tracker:http-tracker"),le=/\/(announce)[^/]*$/;class ce extends ae{constructor(t,e){super(t,e),fe("new http tracker %s",e),this.scrapeUrl=null;const r=this.announceUrl.match(le);if(r){const t=this.announceUrl.slice(0,r.index),e=this.announceUrl.slice(r.index+9);this.scrapeUrl=`${t}/scrape${e}`}this.cleanupFns=[],this.maybeDestroyCleanup=null}announce(t){if(this.destroyed)return;const e=Object.assign({},t,{compact:null==t.compact?1:t.compact,info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary,port:this.client._port});0===e.left||e.left||(e.left=16384),this._trackerId&&(e.trackerid=this._trackerId),this._request(this.announceUrl,e,((t,e)=>{if(t)return this.client.emit("warning",t);this._onAnnounceResponse(e)}))}scrape(t){if(this.destroyed)return;if(!this.scrapeUrl)return void this.client.emit("error",new Error(`scrape not supported ${this.announceUrl}`));const e={info_hash:Array.isArray(t.infoHash)&&t.infoHash.length>0?t.infoHash.map((t=>(0,w.Ht)(t))):t.infoHash&&(0,w.Ht)(t.infoHash)||this.client._infoHashBinary};this._request(this.scrapeUrl,e,((t,e)=>{if(t)return this.client.emit("warning",t);this._onScrapeResponse(e)}))}destroy(t){const e=this;if(this.destroyed)return t(null);let r;if(this.destroyed=!0,clearInterval(this.interval),0===this.cleanupFns.length)return i();function i(){r&&(clearTimeout(r),r=null),e.maybeDestroyCleanup=null,e.cleanupFns.slice(0).forEach((t=>{t()})),e.cleanupFns=[],t(null)}r=setTimeout(i,se.DESTROY_TIMEOUT),this.maybeDestroyCleanup=()=>{0===this.cleanupFns.length&&i()}}async _request(t,e,r){const i=new URL(t+(-1===t.indexOf("?")?"?":"&")+se.querystringStringify(e));let n;this.client._proxyOpts&&(n="https:"===i.protocol?this.client._proxyOpts.httpsAgent:this.client._proxyOpts.httpAgent,!n&&this.client._proxyOpts.socksProxy&&(n=this.client._proxyOpts.socksProxy));const s=()=>{a.signal.aborted||(oe(this.cleanupFns,this.cleanupFns.indexOf(s)),a.abort(),a=null),this.maybeDestroyCleanup&&this.maybeDestroyCleanup()};let o;this.cleanupFns.push(s);let a=function(t){const e=new AbortController;return setTimeout((()=>{e.abort()}),t).unref?.(),e}(se.REQUEST_TIMEOUT);try{o=await nt(i.toString(),{agent:n,signal:a.signal,dispatcher:n,headers:{"user-agent":this.client._userAgent||""}}),o.body.on&&o.body.on("error",r)}catch(t){if(t)return r(t)}let h=new Uint8Array(await o.arrayBuffer());if(s(),this.destroyed)return;if(200!==o.status)return r(new Error(`Non-200 response code ${o.status} from ${this.announceUrl}`));if(!h||0===h.length)return r(new Error(`Invalid tracker response from${this.announceUrl}`));try{h=f.A.decode(h)}catch(t){return r(new Error(`Error decoding tracker response: ${t.message}`))}const u=h["failure reason"]&&(0,w.dU)(h["failure reason"]);if(u)return fe(`failure from ${t} (${u})`),r(new Error(u));const l=h["warning message"]&&(0,w.dU)(h["warning message"]);l&&(fe(`warning from ${t} (${l})`),this.client.emit("warning",new Error(l))),fe(`response from ${t}`),r(null,h)}_onAnnounceResponse(t){const e=t.interval||t["min interval"];e&&this.setInterval(1e3*e);const r=t["tracker id"];r&&(this._trackerId=r);const i=Object.assign({},t,{announce:this.announceUrl,infoHash:(0,w.HB)(t.info_hash||String(t.info_hash))});let n;if(this.client.emit("update",i),ArrayBuffer.isView(t.peers)){try{n=he.multi(ue.from(t.peers))}catch(t){return this.client.emit("warning",t)}n.forEach((t=>{this.client.emit("peer",t)}))}else Array.isArray(t.peers)&&t.peers.forEach((t=>{this.client.emit("peer",`${t.ip}:${t.port}`)}));if(ArrayBuffer.isView(t.peers6)){try{n=he.multi6(ue.from(t.peers6))}catch(t){return this.client.emit("warning",t)}n.forEach((t=>{this.client.emit("peer",t)}))}else Array.isArray(t.peers6)&&t.peers6.forEach((t=>{const e=/^\[/.test(t.ip)||!/:/.test(t.ip)?t.ip:`[${t.ip}]`;this.client.emit("peer",`${e}:${t.port}`)}))}_onScrapeResponse(t){t=t.files||t.host||{};const e=Object.keys(t);0!==e.length?e.forEach((e=>{const r=20!==e.length?(0,w.V5)((0,w.L0)(e)):(0,w.HB)(e),i=Object.assign(t[e],{announce:this.announceUrl,infoHash:r});this.client.emit("scrape",i)})):this.client.emit("warning",new Error("invalid scrape response"))}}ce.prototype.DEFAULT_ANNOUNCE_INTERVAL=18e5;const de=ce;var pe=r(7861),me=r(1220);const ge=L("bittorrent-tracker:udp-tracker");class ye extends ae{constructor(t,e){super(t,e),ge("new udp tracker %s",e),this.cleanupFns=[],this.maybeDestroyCleanup=null}announce(t){this.destroyed||this._request(t)}scrape(t){this.destroyed||(t._scrape=!0,this._request(t))}destroy(t){const e=this;if(this.destroyed)return t(null);let r;if(this.destroyed=!0,clearInterval(this.interval),0===this.cleanupFns.length)return i();function i(){r&&(clearTimeout(r),r=null),e.maybeDestroyCleanup=null,e.cleanupFns.slice(0).forEach((t=>{t()})),e.cleanupFns=[],t(null)}r=setTimeout(i,se.DESTROY_TIMEOUT),this.maybeDestroyCleanup=()=>{0===this.cleanupFns.length&&i()}}_request(t){const e=this;t||(t={});let r,i,n,s,{hostname:o,port:a}=se.parseUrl(this.announceUrl);""===a&&(a=80);let h=be();const u=this.client._proxyOpts&&(f=this.client._proxyOpts.socksProxy,JSON.parse(JSON.stringify(f)));var f;function l(e,o,a){if(e)return d(e);i=o,n=pe.createSocket("udp4"),s=a,r=setTimeout((()=>{"stopped"===t.event?c():d(new Error(`tracker request timed out (${t.event})`)),r=null}),se.REQUEST_TIMEOUT),r.unref&&r.unref(),m((0,w.xW)([se.CONNECTION_ID,se.toUInt32(se.ACTIONS.CONNECT),h]),s),n.once("error",d),n.on("message",p)}function c(){if(r&&(clearTimeout(r),r=null),n){oe(e.cleanupFns,e.cleanupFns.indexOf(c)),n.removeListener("error",d),n.removeListener("message",p),n.on("error",Me);try{n.close()}catch(t){}if(n=null,i){try{i.close()}catch(t){}i=null}}e.maybeDestroyCleanup&&e.maybeDestroyCleanup()}function d(t){if(c(),!e.destroyed){try{t.message&&(t.message+=` (${e.announceUrl})`)}catch(t){}e.client.emit("warning",t)}}function p(r){i&&(r=r.slice(10));const n=new DataView(h.buffer);if(r.length<8||r.readUInt32BE(4)!==n.getUint32(0))return d(new Error("tracker sent invalid transaction id"));const o=r.readUInt32BE(0);switch(ge("UDP response %s, action %s",e.announceUrl,o),o){case 0:if(r.length<16)return d(new Error("invalid udp handshake"));t._scrape?function(r){h=be();const i=Array.isArray(t.infoHash)&&t.infoHash.length>0?(0,w.xW)(t.infoHash):t.infoHash||e.client._infoHashBuffer;m((0,w.xW)([r,se.toUInt32(se.ACTIONS.SCRAPE),h,i]),s)}(r.slice(8,16)):function(t,r){h=be(),m((0,w.xW)([t,se.toUInt32(se.ACTIONS.ANNOUNCE),h,e.client._infoHashBuffer,e.client._peerIdBuffer,_e(r.downloaded),null!=r.left?_e(r.left):(0,w.fk)("ffffffffffffffff"),_e(r.uploaded),se.toUInt32(se.EVENTS[r.event]||0),se.toUInt32(0),se.toUInt32(0),se.toUInt32(r.numwant),ve(e.client._port)]),s)}(r.slice(8,16),t);break;case 1:{if(c(),e.destroyed)return;if(r.length<20)return d(new Error("invalid announce message"));const t=r.readUInt32BE(8);let i;t&&e.setInterval(1e3*t),e.client.emit("update",{announce:e.announceUrl,complete:r.readUInt32BE(16),incomplete:r.readUInt32BE(12)});try{i=he.multi(r.slice(20))}catch(t){return e.client.emit("warning",t)}i.forEach((t=>{e.client.emit("peer",t)}));break}case 2:{if(c(),e.destroyed)return;if(r.length<20||(r.length-8)%12!=0)return d(new Error("invalid scrape message"));const i=Array.isArray(t.infoHash)&&t.infoHash.length>0?t.infoHash.map((t=>t.toString("hex"))):[t.infoHash&&t.infoHash.toString("hex")||e.client.infoHash];for(let t=0,n=(r.length-8)/12;twe||"string"==typeof t){const e=new Uint8Array(8);return new DataView(e.buffer).setBigUint64(0,BigInt(t)),e}return(0,w.xW)([new Uint8Array(4),se.toUInt32(t)])}function Me(){}const Se=ye;var ke=r(1591);const Ee=L("simple-websocket"),xe="function"!=typeof ke?WebSocket:ke;class Ae extends vt.Duplex{constructor(t={}){if("string"==typeof t&&(t={url:t}),super(t=Object.assign({allowHalfOpen:!1},t)),this.__objectMode=!!t.objectMode,null!=t.objectMode&&delete t.objectMode,null==t.url&&null==t.socket)throw new Error("Missing required `url` or `socket` option");if(null!=t.url&&null!=t.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=(0,w.V5)((0,w.po)(4)).slice(0,7),this._debug("new websocket: %o",t),this.connected=!1,this._chunk=null,this._cb=null,this._interval=null,t.socket)this.url=t.socket.url,this._ws=t.socket,this.connected=t.socket.readyState===xe.OPEN;else{this.url=t.url;try{this._ws="function"==typeof ke?new xe(t.url,{...t,encoding:void 0}):new xe(t.url)}catch(t){return void v((()=>this.destroy(t)))}}this._ws.binaryType="arraybuffer",t.socket&&this.connected?v((()=>this._handleOpen())):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=t=>this._handleMessage(t),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=t=>this._handleError(t),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(t){this._ws.send(t)}_final(t){this._readableState.ended||this.push(null),t(null)}_destroy(t){if(!this.destroyed){if(this._writableState.ended||this.end(),this.connected=!1,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const t=this._ws,e=()=>{t.onclose=null};if(t.readyState===xe.CLOSED)e();else try{t.onclose=e,t.close()}catch(t){e()}t.onopen=null,t.onmessage=null,t.onerror=()=>{}}this._ws=null,t()}}_write(t,e){if(this.destroyed)return e(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(t)}catch(t){return this.destroy(t)}"function"!=typeof ke&&this._ws.bufferedAmount>65536?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=e):e(null)}else this._debug("write before connect"),this._chunk=t,this._cb=e}_handleOpen(){if(!this.connected&&!this.destroyed){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(t){return this.destroy(t)}this._chunk=null,this._debug('sent chunk from "write before connect"');const t=this._cb;this._cb=null,t(null)}"function"!=typeof ke&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(t){if(this.destroyed)return;let e=t.data;e instanceof ArrayBuffer&&(e=new Uint8Array(e)),!1===this.__objectMode&&(e=(0,w.L0)(e)),this.push(e)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(t){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(this.destroyed)return;const t=()=>{setTimeout((()=>this.destroy()),1e3)};this.connected?t():this.once("connect",t)}_onInterval(){if(!this._cb||!this._ws||this._ws.bufferedAmount>65536)return;this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const t=this._cb;this._cb=null,t(null)}_debug(){const t=[].slice.call(arguments);t[0]="["+this._id+"] "+t[0],Ee.apply(null,t)}}Ae.WEBSOCKET_SUPPORT=!!xe;const Ie=L("bittorrent-tracker:websocket-tracker"),Te={};class Pe extends ae{constructor(t,e){super(t,e),Ie("new websocket tracker %s",e),this.peers={},this.socket=null,this.reconnecting=!1,this.retries=0,this.reconnectTimer=null,this.expectingResponse=!1,this._openSocket()}announce(t){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.announce(t)}));const e=Object.assign({},t,{action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary});if(this._trackerId&&(e.trackerid=this._trackerId),"stopped"===t.event||"completed"===t.event)this._send(e);else{const r=Math.min(t.numwant,5);this._generateOffers(r,(t=>{e.numwant=r,e.offers=t,this._send(e)}))}}scrape(t){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.scrape(t)}));const e={action:"scrape",info_hash:Array.isArray(t.infoHash)&&t.infoHash.length>0?t.infoHash.map((t=>(0,w.Ht)(t))):t.infoHash&&(0,w.Ht)(t.infoHash)||this.client._infoHashBinary};this._send(e)}destroy(t=Ce){if(this.destroyed)return t(null);this.destroyed=!0,clearInterval(this.interval),clearTimeout(this.reconnectTimer);for(const t in this.peers){const e=this.peers[t];clearTimeout(e.trackerTimeout),e.destroy()}if(this.peers=null,this.socket&&(this.socket.removeListener("connect",this._onSocketConnectBound),this.socket.removeListener("data",this._onSocketDataBound),this.socket.removeListener("close",this._onSocketCloseBound),this.socket.removeListener("error",this._onSocketErrorBound),this.socket=null),this._onSocketConnectBound=null,this._onSocketErrorBound=null,this._onSocketDataBound=null,this._onSocketCloseBound=null,Te[this.announceUrl]&&(Te[this.announceUrl].consumers-=1),Te[this.announceUrl].consumers>0)return t();let e,r=Te[this.announceUrl];if(delete Te[this.announceUrl],r.on("error",Ce),r.once("close",t),!this.expectingResponse)return i();function i(){e&&(clearTimeout(e),e=null),r.removeListener("data",i),r.destroy(),r=null}e=setTimeout(i,se.DESTROY_TIMEOUT),r.once("data",i)}_openSocket(){if(this.destroyed=!1,this.peers||(this.peers={}),this._onSocketConnectBound=()=>{this._onSocketConnect()},this._onSocketErrorBound=t=>{this._onSocketError(t)},this._onSocketDataBound=t=>{this._onSocketData(t)},this._onSocketCloseBound=()=>{this._onSocketClose()},this.socket=Te[this.announceUrl],this.socket)Te[this.announceUrl].consumers+=1,this.socket.connected&&this._onSocketConnectBound();else{const t=new URL(this.announceUrl);let e;this.client._proxyOpts&&(e="wss:"===t.protocol?this.client._proxyOpts.httpsAgent:this.client._proxyOpts.httpAgent,!e&&this.client._proxyOpts.socksProxy&&(e=this.client._proxyOpts.socksProxy)),this.socket=Te[this.announceUrl]=new Ae({url:this.announceUrl,agent:e}),this.socket.consumers=1,this.socket.once("connect",this._onSocketConnectBound)}this.socket.on("data",this._onSocketDataBound),this.socket.once("close",this._onSocketCloseBound),this.socket.once("error",this._onSocketErrorBound)}_onSocketConnect(){this.destroyed||this.reconnecting&&(this.reconnecting=!1,this.retries=0,this.announce(this.client._defaultAnnounceOpts()))}_onSocketData(t){if(!this.destroyed){this.expectingResponse=!1;try{t=JSON.parse((0,w.dU)(t))}catch(t){return void this.client.emit("warning",new Error("Invalid tracker response"))}"announce"===t.action?this._onAnnounceResponse(t):"scrape"===t.action?this._onScrapeResponse(t):this._onSocketError(new Error(`invalid action in WS response: ${t.action}`))}}_onAnnounceResponse(t){if(t.info_hash!==this.client._infoHashBinary)return void Ie("ignoring websocket data from %s for %s (looking for %s: reused socket)",this.announceUrl,(0,w.HB)(t.info_hash),this.client.infoHash);if(t.peer_id&&t.peer_id===this.client._peerIdBinary)return;Ie("received %s from %s for %s",JSON.stringify(t),this.announceUrl,this.client.infoHash);const e=t["failure reason"];if(e)return this.client.emit("warning",new Error(e));const r=t["warning message"];r&&this.client.emit("warning",new Error(r));const i=t.interval||t["min interval"];i&&this.setInterval(1e3*i);const n=t["tracker id"];if(n&&(this._trackerId=n),null!=t.complete){const e=Object.assign({},t,{announce:this.announceUrl,infoHash:(0,w.HB)(t.info_hash)});this.client.emit("update",e)}let s;if(t.offer&&t.peer_id&&(Ie("creating peer (from remote offer)"),s=this._createPeer(),s.id=(0,w.HB)(t.peer_id),s.once("signal",(e=>{const r={action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary,to_peer_id:t.peer_id,answer:e,offer_id:t.offer_id};this._trackerId&&(r.trackerid=this._trackerId),this._send(r)})),this.client.emit("peer",s),s.signal(t.offer)),t.answer&&t.peer_id){const e=(0,w.HB)(t.offer_id);s=this.peers[e],s?(s.id=(0,w.HB)(t.peer_id),this.client.emit("peer",s),s.signal(t.answer),clearTimeout(s.trackerTimeout),s.trackerTimeout=null,delete this.peers[e]):Ie(`got unexpected answer: ${JSON.stringify(t.answer)}`)}}_onScrapeResponse(t){t=t.files||{};const e=Object.keys(t);0!==e.length?e.forEach((e=>{const r=Object.assign(t[e],{announce:this.announceUrl,infoHash:(0,w.HB)(e)});this.client.emit("scrape",r)})):this.client.emit("warning",new Error("invalid scrape response"))}_onSocketClose(){this.destroyed||(this.destroy(),this._startReconnectTimer())}_onSocketError(t){this.destroyed||(this.destroy(),this.client.emit("warning",t),this._startReconnectTimer())}_startReconnectTimer(){const t=Math.floor(3e5*Math.random())+Math.min(1e4*Math.pow(2,this.retries),36e5);this.reconnecting=!0,clearTimeout(this.reconnectTimer),this.reconnectTimer=setTimeout((()=>{this.retries++,this._openSocket()}),t),this.reconnectTimer.unref&&this.reconnectTimer.unref(),Ie("reconnecting socket in %s ms",t)}_send(t){if(this.destroyed)return;this.expectingResponse=!0;const e=JSON.stringify(t);Ie("send %s",e),this.socket.send(e)}_generateOffers(t,e){const r=this,i=[];Ie("generating %s offers",t);for(let e=0;e{i.push({offer:e,offer_id:(0,w.Ht)(t)}),s()})),e.trackerTimeout=setTimeout((()=>{Ie("tracker timeout: destroying peer"),e.trackerTimeout=null,delete r.peers[t],e.destroy()}),5e4),e.trackerTimeout.unref&&e.trackerTimeout.unref()}function s(){i.length===t&&(Ie("generated %s offers",t),e(i))}s()}_createPeer(t){const e=this;t=Object.assign({trickle:!1,config:e.client._rtcConfig,wrtc:e.client._wrtc},t);const r=new Et(t);return r.once("error",i),r.once("connect",(function t(){r.removeListener("error",i),r.removeListener("connect",t)})),r;function i(t){e.client.emit("warning",new Error(`Connection error: ${t.message}`)),r.destroy()}}}function Ce(){}Pe.prototype.DEFAULT_ANNOUNCE_INTERVAL=3e4,Pe._socketPool=Te;const Re=Pe;var Oe=r(717);const Be=L("bittorrent-tracker:client");class Le extends n{constructor(t={}){if(super(),!t.peerId)throw new Error("Option `peerId` is required");if(!t.infoHash)throw new Error("Option `infoHash` is required");if(!t.announce)throw new Error("Option `announce` is required");if(!Oe.browser&&!t.port)throw new Error("Option `port` is required");this.peerId="string"==typeof t.peerId?t.peerId:(0,w.V5)(t.peerId),this._peerIdBuffer=(0,w.fk)(this.peerId),this._peerIdBinary=(0,w.Ht)(this.peerId),this.infoHash="string"==typeof t.infoHash?t.infoHash.toLowerCase():(0,w.V5)(t.infoHash),this._infoHashBuffer=(0,w.fk)(this.infoHash),this._infoHashBinary=(0,w.Ht)(this.infoHash),Be("new client %s",this.infoHash),this.destroyed=!1,this._port=t.port,this._getAnnounceOpts=t.getAnnounceOpts,this._rtcConfig=t.rtcConfig,this._userAgent=t.userAgent,this._proxyOpts=t.proxyOpts,this._wrtc="function"==typeof t.wrtc?t.wrtc():t.wrtc;let e="string"==typeof t.announce?[t.announce]:null==t.announce?[]:t.announce;e=e.map((t=>(ArrayBuffer.isView(t)&&(t=(0,w.dU)(t)),"/"===t[t.length-1]&&(t=t.substring(0,t.length-1)),t))),e=Array.from(new Set(e));const r=!1!==this._wrtc&&(!!this._wrtc||Et.WEBRTC_SUPPORT),i=t=>{v((()=>{this.emit("warning",t)}))};this._trackers=e.map((t=>{let e;try{e=se.parseUrl(t)}catch(e){return i(new Error(`Invalid tracker URL: ${t}`)),null}const n=e.port;if(n<0||n>65535)return i(new Error(`Invalid tracker port: ${t}`)),null;const s=e.protocol;return"http:"!==s&&"https:"!==s||"function"!=typeof de?"udp:"===s&&"function"==typeof Se?new Se(this,t):"ws:"!==s&&"wss:"!==s||!r||"ws:"===s&&"undefined"!=typeof window&&"https:"===window.location.protocol?(i(new Error(`Unsupported tracker protocol: ${t}`)),null):new Re(this,t):new de(this,t)})).filter(Boolean)}start(t){(t=this._defaultAnnounceOpts(t)).event="started",Be("send `start` %o",t),this._announce(t),this._trackers.forEach((t=>{t.setInterval()}))}stop(t){(t=this._defaultAnnounceOpts(t)).event="stopped",Be("send `stop` %o",t),this._announce(t)}complete(t){t||(t={}),(t=this._defaultAnnounceOpts(t)).event="completed",Be("send `complete` %o",t),this._announce(t)}update(t){(t=this._defaultAnnounceOpts(t)).event&&delete t.event,Be("send `update` %o",t),this._announce(t)}_announce(t){this._trackers.forEach((e=>{e.announce(t)}))}scrape(t){Be("send `scrape`"),t||(t={}),this._trackers.forEach((e=>{e.scrape(t)}))}setInterval(t){Be("setInterval %d",t),this._trackers.forEach((e=>{e.setInterval(t)}))}destroy(t){if(this.destroyed)return;this.destroyed=!0,Be("destroy");const e=this._trackers.map((t=>e=>{t.destroy(e)}));b(e,t),this._trackers=[],this._getAnnounceOpts=null}_defaultAnnounceOpts(t={}){return null==t.numwant&&(t.numwant=se.DEFAULT_ANNOUNCE_PEERS),null==t.uploaded&&(t.uploaded=0),null==t.downloaded&&(t.downloaded=0),this._getAnnounceOpts&&(t=Object.assign({},t,this._getAnnounceOpts())),t}}Le.scrape=(t,e)=>{if(e=M(e),!t.infoHash)throw new Error("Option `infoHash` is required");if(!t.announce)throw new Error("Option `announce` is required");const r=Object.assign({},t,{infoHash:Array.isArray(t.infoHash)?t.infoHash[0]:t.infoHash,peerId:(0,w.L0)("01234567890123456789"),port:6881}),i=new Le(r);i.once("error",e),i.once("warning",e);let n=Array.isArray(t.infoHash)?t.infoHash.length:1;const s={};return i.on("scrape",(t=>{if(n-=1,s[t.infoHash]=t,0===n){i.destroy();const t=Object.keys(s);1===t.length?e(null,s[t[0]]):e(null,s)}})),i.scrape({infoHash:t.infoHash}),i};const Ne=Le;r(7936);const je=L("bittorrent-lsd"),Ue="239.192.152.143",qe=6771;class De extends n.EventEmitter{constructor(t={}){if(super(),!t.peerId)throw new Error("Option `peerId` is required");if(!t.infoHash)throw new Error("Option `infoHash` is required");if(!t.port)throw new Error("Option `port` is required");this.peerId="string"==typeof t.peerId?t.peerId:t.peerId.toString("hex"),this.infoHash="string"==typeof t.infoHash?t.infoHash.toLowerCase():t.infoHash.toString("hex"),this.port="string"==typeof t.port?t.port:t.port.toString(),this.cookie=`bittorrent-lsd-${this.peerId}`,this.destroyed=!1,this.annouceIntervalId=null,this.server=pe.createSocket({type:"udp4",reuseAddr:!0});this.server.on("listening",(()=>{je("listening");try{this.server.addMembership(Ue)}catch(t){this.emit("warning",t)}})),this.server.on("message",((t,e)=>{je("message",t.toString(),`${e.address}:${e.port}`);const r=this._parseAnnounce(t.toString());null!==r&&r.cookie!==this.cookie&&r.infoHash.forEach((t=>{this.emit("peer",`${e.address}:${r.port}`,t)}))})),this.server.on("error",(t=>{this.emit("error",t)}))}_parseAnnounce(t){je("parse announce",t);const e=t.split("\r\n");if("BT-SEARCH * HTTP/1.1"!==e[0])return this.emit("warning","Invalid LSD announce (header)"),null;const r=e[1].split("Host: ")[1];if(!(t=>/^(239.192.152.143|\[ff15::efc0:988f]):6771$/.test(t))(r))return this.emit("warning","Invalid LSD announce (host)"),null;const i=e[2].split("Port: ")[1];if(!(t=>/^\d+$/.test(t))(i))return this.emit("warning","Invalid LSD announce (port)"),null;const n=e.filter((t=>t.includes("Infohash: "))).map((t=>t.split("Infohash: ")[1])).filter((t=>(t=>/^[0-9a-fA-F]{40}$/.test(t))(t)));if(0===n.length)return this.emit("warning","Invalid LSD announce (infoHash)"),null;return{host:r,port:i,infoHash:n,cookie:e.filter((t=>t.includes("cookie: "))).map((t=>t.split("cookie: ")[1])).reduce(((t,e)=>e),null)}}destroy(t){this.destroyed||(this.destroyed=!0,je("destroy"),clearInterval(this.annouceIntervalId),this.server.close(t))}start(){je("start"),this.server.bind(qe),this._announce(),this.annouceIntervalId=setInterval((()=>{this._announce()}),3e5)}_announce(){je("send announce");const t=`BT-SEARCH * HTTP/1.1\r\nHost: ${`${Ue}:6771`}\r\nPort: ${this.port}\r\nInfohash: ${this.infoHash}\r\ncookie: ${this.cookie}\r\n\r\n\r\n`;this.server.send(t,qe,Ue)}}const He=De;var Fe=r(717);const ze=L("torrent-discovery");class $e extends n.EventEmitter{constructor(t){if(super(),!t.peerId)throw new Error("Option `peerId` is required");if(!t.infoHash)throw new Error("Option `infoHash` is required");if(!Fe.browser&&!t.port)throw new Error("Option `port` is required");this.peerId="string"==typeof t.peerId?t.peerId:t.peerId.toString("hex"),this.infoHash="string"==typeof t.infoHash?t.infoHash.toLowerCase():t.infoHash.toString("hex"),this._port=t.port,this._userAgent=t.userAgent,this.destroyed=!1,this._announce=t.announce||[],this._intervalMs=t.intervalMs||9e5,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=t=>{this.emit("warning",t)},this._onError=t=>{this.emit("error",t)},this._onDHTPeer=(t,e)=>{e.toString("hex")===this.infoHash&&this.emit("peer",`${t.host}:${t.port}`,"dht")},this._onTrackerPeer=t=>{this.emit("peer",t,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=(t,e)=>{this.emit("peer",t,"lsd")};const e=(t,e)=>{const r=new et(e);return r.on("warning",this._onWarning),r.on("error",this._onError),r.listen(t),this._internalDHT=!0,r};!1===t.tracker?this.tracker=null:t.tracker&&"object"==typeof t.tracker?(this._trackerOpts=Object.assign({},t.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),!1===t.dht||"function"!=typeof et?this.dht=null:t.dht&&"function"==typeof t.dht.addNode?this.dht=t.dht:t.dht&&"object"==typeof t.dht?this.dht=e(t.dhtPort,t.dht):this.dht=e(t.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),!1===t.lsd||"function"!=typeof He?this.lsd=null:this.lsd=this._createLSD()}updatePort(t){t!==this._port&&(this._port=t,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy((()=>{this.tracker=this._createTracker()}))))}complete(t){this.tracker&&this.tracker.complete(t)}destroy(t){if(this.destroyed)return;this.destroyed=!0,clearTimeout(this._dhtTimeout);const e=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),e.push((t=>{this.tracker.destroy(t)}))),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),e.push((t=>{this.dht.destroy(t)}))),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),e.push((t=>{this.lsd.destroy(t)}))),b(e,t),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}_createTracker(){const t=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),e=new Ne(t);return e.on("warning",this._onWarning),e.on("error",this._onError),e.on("peer",this._onTrackerPeer),e.on("update",this._onTrackerAnnounce),e.setInterval(this._intervalMs),e.start(),e}_dhtAnnounce(){this._dhtAnnouncing||(ze("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,(t=>{this._dhtAnnouncing=!1,ze("dht announce complete"),t&&this.emit("warning",t),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout((()=>{this._dhtAnnounce()}),this._intervalMs+Math.floor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())})))}_createLSD(){const t=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),e=new He(t);return e.on("warning",this._onWarning),e.on("error",this._onError),e.on("peer",this._onLSDPeer),e.start(),e}}const We=$e;var Ke=r(4862),Ve=r(3714);const Ze=L("lt_donthave"),Ge=()=>{class t extends n.EventEmitter{constructor(t){super(),this._peerSupports=!1,this._wire=t}onExtendedHandshake(){this._peerSupports=!0}onMessage(t){let e;try{e=new DataView(t.buffer).getUint32(0)}catch(t){return}this._wire.peerPieces.get(e)&&(Ze("got donthave %d",e),this._wire.peerPieces.set(e,!1),this.emit("donthave",e),this._failRequests(e))}donthave(t){if(!this._peerSupports)return;Ze("donthave %d",t);const e=new Uint8Array(4);new DataView(e.buffer).setUint32(0,t),this._wire.extended("lt_donthave",e)}_failRequests(t){const e=this._wire.requests;for(let r=0;r{class e extends n.EventEmitter{constructor(e){super(),this._wire=e,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new Dt.A(0,{grow:1e3}),ArrayBuffer.isView(t)&&this.setMetadata(t)}onHandshake(t,e,r){this._infoHash=t}onExtendedHandshake(t){return t.m&&t.m.ut_metadata?t.metadata_size?"number"!=typeof t.metadata_size||1e7this._metadataSize&&(r=this._metadataSize);const i=this.metadata.slice(e,r);this._data(t,i,this._metadataSize)}_onData(t,e,r){e.length>er||!this._fetching||(this.metadata.set(e,t*er),this._bitfield.set(t),this._checkDone())}_onReject(t){this._remainingRejects>0&&this._fetching?(this._request(t),this._remainingRejects-=1):this.emit("warning",new Error('Peer sent "reject" too much'))}_requestPieces(){if(this._fetching){this.metadata=new Uint8Array(this._metadataSize);for(let t=0;t0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))}}return e.prototype.name="ut_metadata",e};var ir=r(640),nr=r(8287).Buffer;const sr=t=>("string"==typeof t&&(t=[t]),nr.concat(t.map((t=>{const e=qt(t);if(2!==e.length)throw new Error("invalid address format, expecting: 10.10.10.5:128");const r=ir.parse(e[0]),i=nr.from(r.toByteArray()),n=e[1],s=nr.allocUnsafe(2);return s.writeUInt16BE(n,0),nr.concat([i,s])}))));var or=r(8287).Buffer;const ar={prefersEncryption:1,isSender:2,supportsUtp:4,supportsUtHolepunch:8,isReachable:16},hr=()=>{class t extends n.EventEmitter{constructor(t){super(),this._wire=t,this._intervalId=null,this._lastMessageTimestamp=0,this.reset()}start(){clearInterval(this._intervalId),this._intervalId=setInterval((()=>this._sendMessage()),65e3),this._intervalId.unref&&this._intervalId.unref()}stop(){clearInterval(this._intervalId),this._intervalId=null}reset(){this._remoteAddedPeers={},this._remoteDroppedPeers={},this._localAddedPeers={},this._localDroppedPeers={},this.stop()}addPeer(t,e={}){this._addPeer(t,this._encodeFlags(e),4)}addPeer6(t,e={}){this._addPeer(t,this._encodeFlags(e),6)}_addPeer(t,e,r){t.includes(":")&&(t in this._remoteAddedPeers||(t in this._localDroppedPeers&&delete this._localDroppedPeers[t],this._localAddedPeers[t]={ip:r,flags:e}))}dropPeer(t){this._dropPeer(t,4)}dropPeer6(t){this._dropPeer(t,6)}_dropPeer(t,e){t.includes(":")&&(t in this._remoteDroppedPeers||(t in this._localAddedPeers&&delete this._localAddedPeers[t],this._localDroppedPeers[t]={ip:e}))}onExtendedHandshake(t){if(!t.m||!t.m.ut_pex)return this.emit("warning",new Error("Peer does not support ut_pex"))}onMessage(t){const e=Date.now();if(e-this._lastMessageTimestamp<6e4)return this.reset(),this._wire.destroy(),this.emit("warning",new Error("Peer disconnected for sending PEX messages too frequently"));let r;this._lastMessageTimestamp=e;try{r=f.A.decode(t),r.added&&he.multi(or.from(r.added)).forEach(((t,e)=>{if(delete this._remoteDroppedPeers[t],!(t in this._remoteAddedPeers)){const i=r["added.f"][e];this._remoteAddedPeers[t]={ip:4,flags:i},this.emit("peer",t,this._decodeFlags(i))}})),r.added6&&he.multi6(or.from(r.added6)).forEach(((t,e)=>{if(delete this._remoteDroppedPeers[t],!(t in this._remoteAddedPeers)){const i=r["added6.f"][e];this._remoteAddedPeers[t]={ip:6,flags:i},this.emit("peer",t,this._decodeFlags(i))}})),r.dropped&&he.multi(or.from(r.dropped)).forEach((t=>{delete this._remoteAddedPeers[t],t in this._remoteDroppedPeers||(this._remoteDroppedPeers[t]={ip:4},this.emit("dropped",t))})),r.dropped6&&he.multi6(or.from(r.dropped6)).forEach((t=>{delete this._remoteAddedPeers[t],t in this._remoteDroppedPeers||(this._remoteDroppedPeers[t]={ip:6},this.emit("dropped",t))}))}catch(t){}}_decodeFlags(t){return{prefersEncryption:!!(t&ar.prefersEncryption),isSender:!!(t&ar.isSender),supportsUtp:!!(t&ar.supportsUtp),supportsUtHolepunch:!!(t&ar.supportsUtHolepunch),isReachable:!!(t&ar.isReachable)}}_encodeFlags(t){return Object.keys(t).reduce(((e,r)=>!0===t[r]?e|ar[r]:e),0)}_sendMessage(){const t=Object.keys(this._localAddedPeers).slice(0,50),e=Object.keys(this._localDroppedPeers).slice(0,50),r=(t,e)=>4===t[e].ip,i=(t,e)=>6===t[e].ip,n=(t,e)=>t[e].flags,s=sr(t.filter((t=>r(this._localAddedPeers,t)))),o=sr(t.filter((t=>i(this._localAddedPeers,t)))),a=sr(e.filter((t=>r(this._localDroppedPeers,t)))),h=sr(e.filter((t=>i(this._localDroppedPeers,t)))),u=or.from(t.filter((t=>r(this._localAddedPeers,t))).map((t=>n(this._localAddedPeers,t)))),f=or.from(t.filter((t=>i(this._localAddedPeers,t))).map((t=>n(this._localAddedPeers,t))));t.forEach((t=>delete this._localAddedPeers[t])),e.forEach((t=>delete this._localDroppedPeers[t])),this._wire.extended("ut_pex",{added:s,"added.f":u,dropped:a,added6:o,"added6.f":f,dropped6:h})}}return t.prototype.name="ut_pex",t};var ur=r(1133);const fr=L("webtorrent:file-iterator");class lr extends n{constructor(t,{start:e,end:r}){super(),this._torrent=t._torrent,this._pieceLength=t._torrent.pieceLength,this._startPiece=(e+t.offset)/this._pieceLength|0,this._endPiece=(r+t.offset)/this._pieceLength|0,this._piece=this._startPiece,this._offset=e+t.offset-this._startPiece*this._pieceLength,this._missing=r-e+1,this._criticalLength=Math.min(1048576/this._pieceLength|0,2),this._torrent._select(this._startPiece,this._endPiece,1,null,!0),this.destroyed=!1}[Symbol.asyncIterator](){return this}next(){return new Promise(((t,e)=>{if(0===this._missing||this.destroyed)return t({done:!0}),this.destroy();const r=(i,n)=>{if(!this._torrent.bitfield.get(i)){const t=e=>{(e===i||this.destroyed)&&(this._torrent.removeListener("verified",t),r(i,n))};return this._torrent.on("verified",t),this._torrent.critical(i,i+this._criticalLength)}if(this._torrent.destroyed)return e(new Error("Torrent removed"));this._torrent.store.get(i,n,((r,n)=>this.destroyed?t({done:!0}):(fr("read %s and yielding (length %s) (err %s)",i,n?.length,r?.message),r?e(r):void t({value:n,done:!1}))))},i=Math.min(this._missing,this._pieceLength-this._offset);r(this._piece++,{length:i,offset:this._offset}),this._missing-=i,this._offset=0}))}async return(){return this.destroy(),{done:!0}}async throw(t){throw t}destroy(t=()=>{},e){this.destroyed||(this.destroyed=!0,this._torrent.destroyed||this._torrent._deselect(this._startPiece,this._endPiece,!0),this.emit("return"),t(e))}}class cr extends n{constructor(t,e){super(),this._torrent=t,this._destroyed=!1,this._fileStreams=new Set,this._iterators=new Set,this.name=e.name,this.path=e.path,this.length=e.length,this.size=e.length,this.type=ur.getType(this.name)||"application/octet-stream",this.offset=e.offset,this.done=!1;const r=e.offset,i=r+e.length-1;this._startPiece=r/this._torrent.pieceLength|0,this._endPiece=i/this._torrent.pieceLength|0,0===this.length&&(this.done=!0,this.emit("done")),this._client=t.client}get downloaded(){if(this._destroyed||!this._torrent.bitfield)return 0;const{pieces:t,bitfield:e,pieceLength:r,lastPieceLength:i}=this._torrent,{_startPiece:n,_endPiece:s}=this,o=n=>{const s=n===t.length-1?i:r;return e.get(n)?s:s-t[n].missing};let a=0;for(let e=n;e<=s;e+=1){const h=o(e);if(a+=h,e===n){const t=this.offset%r;a-=Math.min(t,h)}if(e===s){const e=(s===t.length-1?i:r)-(this.offset+this.length)%r;a-=Math.min(e,h)}}return a}get progress(){return this.length?this.downloaded/this.length:0}select(t){0!==this.length&&this._torrent.select(this._startPiece,this._endPiece,t)}deselect(){0!==this.length&&this._torrent.deselect(this._startPiece,this._endPiece)}[Symbol.asyncIterator](t={}){if(0===this.length)return async function*(){}();const{start:e=0}=t??{},r=t?.end&&t.end{this._iterators.delete(i)})),i}createReadStream(t){const e=this[Symbol.asyncIterator](t),r=vt.Readable.from(e);return this._fileStreams.add(r),r.once("close",(()=>{this._fileStreams.delete(r)})),r}async arrayBuffer(t={}){const{start:e=0}=t,r=t?.end&&t.end{e=this[Symbol.asyncIterator](t)},async pull(t){const{value:r,done:i}=await e.next();i?t.close():t.enqueue(r)},cancel(){e.return()}})}get streamURL(){if(!this._client._server)throw new Error("No server created");return`${this._client._server.pathname}/${this._torrent.infoHash}/${this.path}`}streamTo(t){return t.src=this.streamURL,t}includes(t){return this._startPiece<=t&&this._endPiece>=t}_destroy(){this._destroyed=!0,this._torrent=null;for(const t of this._fileStreams)t.destroy();this._fileStreams.clear();for(const t of this._iterators)t.destroy();this._iterators.clear()}}class dr{constructor(t){this._torrent=t,this._numPieces=t.pieces.length,this._pieces=new Array(this._numPieces),this._onWire=t=>{this.recalculate(),this._initWire(t)},this._onWireHave=t=>{this._pieces[t]+=1},this._onWireBitfield=()=>{this.recalculate()},this._torrent.wires.forEach((t=>{this._initWire(t)})),this._torrent.on("wire",this._onWire),this.recalculate()}getRarestPiece(t){let e=[],r=1/0;for(let i=0;i{this._cleanupWireEvents(t)})),this._torrent=null,this._pieces=null,this._onWire=null,this._onWireHave=null,this._onWireBitfield=null}_initWire(t){t._onClose=()=>{this._cleanupWireEvents(t);for(let e=0;e{const i=await(0,w.tW)(t,"hex");if(this.destroyed)return;this.handshake(e,i);const n=this._torrent.pieces.length,s=new Dt.A(n);for(let t=0;t<=n;t++)s.set(t,!0);this.bitfield(s)})),this.once("interested",(()=>{gr("interested"),this.unchoke()})),this.on("uninterested",(()=>{gr("uninterested")})),this.on("choke",(()=>{gr("choke")})),this.on("unchoke",(()=>{gr("unchoke")})),this.on("bitfield",(()=>{gr("bitfield")})),this.lt_donthave.on("donthave",(()=>{gr("donthave")})),this.on("request",((t,e,r,i)=>{gr("request pieceIndex=%d offset=%d length=%d",t,e,r),this.httpRequest(t,e,r,((e,r)=>{if(e){this.lt_donthave.donthave(t);const e=setTimeout((()=>{this.destroyed||this.have(t)}),1e4);e.unref&&e.unref()}i(e,r)}))}))}async httpRequest(t,e,r,i){i=M(i);const n=t*this._torrent.pieceLength+e,s=n+r-1,o=this._torrent.files;let a,h;if(o.length<=1)a=[{url:this.url,start:n,end:s}];else{const t=o.filter((t=>t.offset<=s&&t.offset+t.length>n));if(t.length<1)return i(new Error("Could not find file corresponding to web seed range request"));a=t.map((t=>{const e=t.offset+t.length-1;return{url:this.url+("/"===this.url[this.url.length-1]?"":"/")+t.path.replace(this._torrent.path,""),fileOffsetInRange:Math.max(t.offset-n,0),start:Math.max(n-t.offset,0),end:Math.min(e,s-t.offset)}}))}try{h=await Promise.all(a.map((async({start:i,end:n,url:s})=>{gr("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",s,t,e,r,i,n);const o=await nt(s,{cache:"no-store",method:"GET",headers:{"Cache-Control":"no-store","user-agent":`WebTorrent/${mr} (https://webtorrent.io)`,range:`bytes=${i}-${n}`},signal:AbortSignal.timeout(6e4)});if(!o.ok)throw new Error(`Unexpected HTTP status code ${o.status}`);const a=new Uint8Array(await o.arrayBuffer());return gr("Got data of length %d",a.length),a})))}catch(t){return i(t)}i(null,(0,w.xW)(h))}destroy(){super.destroy(),this._torrent=null}}class br{_items=[];remove(t){for(let e=0;e=0&&0!==t.from&&i.push(n);const s={...r,from:t.to+1};s.to-s.from>=0&&i.push(s),this._items.splice(e,1,...i),e=e-1+i.length}else Mr(t,r)&&(this._items.splice(e,1),e--)}}insert(t){if(t.from>t.to)throw new Error("Invalid interval");if(!t.isStreamSelection){const{notify:e}=t,r=[];for(const e of this._items)e.notify&&Sr(t,e)&&r.push(e.notify);r.length>0&&(t.notify=()=>{r.forEach((t=>t())),e?.()}),this.remove(t)}this._items.push(t)}sort(t=(t,e)=>t.from-e.from){this._items.sort(t)}get length(){return this._items.length}get(t){return this._items[t]}swap(t,e){const r=this._items[t];this._items[t]=this._items[e],this._items[e]=r}clear(){this._items.length=0}*[Symbol.iterator](){for(let t=0;t{this._items.splice(t,1),t--},yield e,delete e.remove}}}function vr(t,e){return t.from<=e.to&&t.from>e.from&&t.to>e.to}function wr(t,e){return t.to>=e.from&&t.to=e.from&&t.to<=e.to&&i=e.to}const Sr=(t,e)=>()=>vr(t,e)||wr(t,e)||_r(t,e)||Mr(t,e);var kr=r(717);const Er=L("webtorrent:torrent"),xr=5e3,Ar=3*Xe.BLOCK_LENGTH,Ir=kr.browser?$t().length:2,Tr=[1e3,5e3,15e3],Pr=`WebTorrent/${mr} (https://webtorrent.io)`,Cr=(globalThis.navigator?.storage?.getDirectory&&globalThis.FileSystemFileHandle,kr.browser,Ke);let Rr;try{Rr=h(Lt.statSync("/tmp")&&"/tmp","webtorrent")}catch(t){Rr=h("function"==typeof Nt.tmpdir?Nt.tmpdir():"/","webtorrent")}const Or="undefined"!=typeof window&&"function"==typeof window.requestIdleCallback&&window.requestIdleCallback;class Br extends n{constructor(t,e,r){super(),this._debugId="unknown infohash",this.client=e,this.announce=r.announce,this.urlList=r.urlList,this.path=r.path||Rr,this.addUID=r.addUID||!1,this.rootDir=r.rootDir||null,this.skipVerify=!!r.skipVerify,this._startupBitfield=r.bitfield,this._store=r.store||Cr,this._preloadedStore=r.preloadedStore||null,this._storeCacheSlots=void 0!==r.storeCacheSlots?r.storeCacheSlots:20,this._destroyStoreOnDestroy=r.destroyStoreOnDestroy||!1,this.store=null,this.storeOpts=r.storeOpts,this.alwaysChokeSeeders=r.alwaysChokeSeeders??!0,this._getAnnounceOpts=r.getAnnounceOpts,"boolean"==typeof r.private&&(this.private=r.private),this.strategy=r.strategy||"sequential",this.maxWebConns=r.maxWebConns||4,this._rechokeNumSlots=!1===r.uploads||0===r.uploads?0:+r.uploads||10,this._rechokeOptimisticWire=null,this._rechokeOptimisticTime=0,this._rechokeIntervalId=null,this._noPeersIntervalId=null,this._noPeersIntervalTime=r.noPeersIntervalTime?1e3*r.noPeersIntervalTime:3e4,this._startAsDeselected=r.deselect||!1,this.ready=!1,this.destroyed=!1,this.paused=r.paused||!1,this.done=!1,this.metadata=null,this.files=[],this.pieces=[],this._amInterested=!1,this._selections=new br,this._critical=[],this.wires=[],this._queue=[],this._peers={},this._peersLength=0,this.received=0,this.uploaded=0,this._downloadSpeed=xt(),this._uploadSpeed=xt(),this._servers=[],this._xsRequests=[],this._fileModtimes=r.fileModtimes,null!==t&&this._onTorrentId(t),this._debug("new torrent")}get timeRemaining(){return this.done?0:0===this.downloadSpeed?1/0:(this.length-this.downloaded)/this.downloadSpeed*1e3}get downloaded(){if(!this.bitfield)return 0;let t=0;for(let e=0,r=this.pieces.length;e{this.destroyed||this._onParsedTorrent(e)}))):ft(t,((t,e)=>{if(!this.destroyed)return t?this._destroy(t):void this._onParsedTorrent(e)}))}_onParsedTorrent(t){if(!this.destroyed){if(this._processParsedTorrent(t),!this.infoHash)return this._destroy(new Error("Malformed torrent data: No info hash"));this._rechokeIntervalId=setInterval((()=>{this._rechoke()}),1e4),this._rechokeIntervalId.unref&&this._rechokeIntervalId.unref(),this.emit("_infoHash",this.infoHash),this.destroyed||(this.emit("infoHash",this.infoHash),this.destroyed||(this.client.listening?this._onListening():this.client.once("listening",(()=>{this._onListening()}))))}}_processParsedTorrent(t){this._debugId=(0,w.V5)(t.infoHash).substring(0,7),void 0!==this.private&&(t.private=this.private),Array.isArray(this.announce)&&(t.announce=t.announce.concat(this.announce)),this.client.tracker&&Array.isArray(this.client.tracker.announce)&&!t.private&&(t.announce=t.announce.concat(this.client.tracker.announce)),this.client.tracker&&globalThis.WEBTORRENT_ANNOUNCE&&!t.private&&(t.announce=t.announce.concat(globalThis.WEBTORRENT_ANNOUNCE)),this.urlList&&(t.urlList=t.urlList.concat(this.urlList)),t.announce=Array.from(new Set(t.announce)),t.urlList=Array.from(new Set(t.urlList)),Object.assign(this,t),this.magnetURI=pt(t),this.torrentFile=function(t){const e={info:t.info};return e["announce-list"]=(t.announce||[]).map((t=>(e.announce||(e.announce=t),[t=(0,w.L0)(t)]))),e["url-list"]=t.urlList||[],void 0!==t.private&&(e.private=Number(t.private)),t.created&&(e["creation date"]=t.created.getTime()/1e3|0),t.createdBy&&(e["created by"]=t.createdBy),t.comment&&(e.comment=t.comment),f.A.encode(e)}(t)}_onListening(){this.destroyed||(this.info?this._onMetadata(this):(this.xs&&this._getMetadataFromServer(),this._startDiscovery()))}_startDiscovery(){if(this.discovery||this.destroyed)return;let t=this.client.tracker;t&&(t=Object.assign({},this.client.tracker,{getAnnounceOpts:()=>{if(this.destroyed)return;const t={uploaded:this.uploaded,downloaded:this.downloaded,left:Math.max(this.length-this.downloaded,0)};return this.client.tracker.getAnnounceOpts&&Object.assign(t,this.client.tracker.getAnnounceOpts()),this._getAnnounceOpts&&Object.assign(t,this._getAnnounceOpts()),t}})),this.peerAddresses&&this.peerAddresses.forEach((t=>this.addPeer(t,Pt.default.SOURCE_MANUAL))),this.discovery=new We({infoHash:this.infoHash,announce:this.announce,peerId:this.client.peerId,dht:!this.private&&this.client.dht,tracker:t,port:this.client.torrentPort,userAgent:Pr,lsd:this.client.lsd}),this.discovery.on("error",(t=>{this._destroy(t)})),this.discovery.on("peer",((t,e)=>{this._debug("peer %s discovered via %s",t,e),this.client.seedOutgoingConnections||!this.done?this.addPeer(t,e):this._debug("discovery ignoring peer %s: torrent is done and seedOutgoingConnections is false",t)})),this.discovery.on("trackerAnnounce",(()=>{this.emit("trackerAnnounce")})),this.discovery.on("dhtAnnounce",(()=>{this.emit("dhtAnnounce")})),this.discovery.on("warning",(t=>{this.emit("warning",t)})),this._noPeersIntervalId=setInterval((()=>{if(this.destroyed)return;const t={[Pt.default.SOURCE_TRACKER]:{enabled:!!this.client.tracker,numPeers:0},[Pt.default.SOURCE_DHT]:{enabled:!!this.client.dht,numPeers:0},[Pt.default.SOURCE_LSD]:{enabled:!!this.client.lsd,numPeers:0},[Pt.default.SOURCE_UT_PEX]:{enabled:this.client.utPex&&!0,numPeers:0}};for(const e of Object.values(this._peers)){const r=t[e.source];void 0!==r&&r.numPeers++}for(const e of Object.keys(t)){const r=t[e];r.enabled&&0===r.numPeers&&this.emit("noPeers",e)}}),this._noPeersIntervalTime),this._noPeersIntervalId.unref&&this._noPeersIntervalId.unref()}_getMetadataFromServer(){const t=this,e=Array.isArray(this.xs)?this.xs:[this.xs];t._xsRequestsController=new AbortController;const r=t._xsRequestsController.signal,i=e.map((e=>i=>{!async function(e,i){if(0!==e.indexOf("http://")&&0!==e.indexOf("https://"))return t.emit("warning",new Error(`skipping non-http xs param: ${e}`)),i(null);const n={method:"GET",headers:{"user-agent":Pr},signal:r};let s,o,a;try{s=await nt(e,n)}catch(r){return t.emit("warning",new Error(`http error from xs param: ${e}`)),i(null)}if(t.destroyed)return i(null);if(t.metadata)return i(null);if(200!==s.status)return t.emit("warning",new Error(`non-200 status code ${s.status} from xs param: ${e}`)),i(null);try{o=new Uint8Array(await s.arrayBuffer())}catch(e){return t.emit("warning",e),i(null)}try{a=await dt(o)}catch(t){}if(!a)return t.emit("warning",new Error(`got invalid torrent file from xs param: ${e}`)),i(null);if(a.infoHash!==t.infoHash)return t.emit("warning",new Error(`got torrent file with incorrect info hash from xs param: ${e}`)),i(null);t._onMetadata(a),i(null)}(e,i)}));b(i)}async _onMetadata(t){if(this.metadata||this.destroyed)return;let e;if(this._debug("got metadata"),this._xsRequestsController?.abort(),this._xsRequestsController=null,t&&t.infoHash)e=t;else try{e=await dt(t)}catch(t){return this._destroy(t)}this._processParsedTorrent(e),this.metadata=this.torrentFile,this.client.enableWebSeeds&&this.urlList.forEach((t=>{this.addWebSeed(t)})),this._rarityMap=new dr(this),this.files=this.files.map((t=>new cr(this,t)));let r=this._preloadedStore;if(r||(r=new this._store(this.pieceLength,{...this.storeOpts,torrent:this,path:this.path,files:this.files,length:this.length,name:this.name+" - "+this.infoHash.slice(0,8),addUID:this.addUID,rootDir:this.rootDir,max:this._storeCacheSlots})),this._storeCacheSlots>0&&!(r instanceof Ke)&&(r=new Ht(r,{max:this._storeCacheSlots})),this.store=new Ve(r),this.so&&!this._startAsDeselected?this.files.forEach(((t,e)=>{this.so.includes(e)&&this.files[e].select()})):0===this.pieces.length||this._startAsDeselected||this.select(0,this.pieces.length-1,0),this._hashes=this.pieces,this._hasStartupBitfield=this._startupBitfield&&this._startupBitfield.length===Math.ceil(this.pieces.length/8)&&!this.skipVerify,this.bitfield=new Dt.A(this._hasStartupBitfield?new Uint8Array(this._startupBitfield):this.pieces.length),this._reservations=this._hasStartupBitfield?this.pieces.map(((t,e)=>this.bitfield.get(e)?null:[])):this.pieces.map((()=>[])),this.pieces=this.pieces.map(((t,e)=>{if(this._hasStartupBitfield&&this.bitfield.get(e))return null;const r=e===this.pieces.length-1?this.lastPieceLength:this.pieceLength;return new Xe(r)})),this.emit("metadata"),!this.destroyed)if(this.skipVerify)this._markAllVerified(),this._onStore();else{const t=t=>{if(t)return this._destroy(t);this._debug("done verifying"),this._onStore()};this._debug("verifying existing torrent data"),this._fileModtimes&&this._store===Ke?this.getFileModtimes(((e,r)=>{if(e)return this._destroy(e);this.files.map(((t,e)=>r[e]===this._fileModtimes[e])).every((t=>t))?(this._markAllVerified(),this._onStore()):this._verifyPieces(t)})):this._verifyPieces(t)}}getFileModtimes(t){const e=[];Ye(this.files.map(((t,r)=>i=>{const n=this.addUID?h(this.name+" - "+this.infoHash.slice(0,8)):h(this.path,t.path);Lt.stat(n,((t,n)=>{if(t&&"ENOENT"!==t.code)return i(t);e[r]=n&&n.mtime.getTime(),i(null)}))})),Ir,(r=>{this._debug("done getting file modtimes"),t(r,e)}))}_verifyPiece(t,e){if(this.destroyed)return e(new Error("torrent is destroyed"));const r={};t===this.pieces.length-1&&(r.length=this.lastPieceLength),this.store.get(t,r,(async(r,i)=>{if(this.destroyed)return e(new Error("torrent is destroyed"));if(r)return v((()=>e(null,!1)));const n=await(0,w.tW)(i,"hex");if(this.destroyed)return e(new Error("torrent is destroyed"));e(null,n===this._hashes[t])}))}_verifyPiecesUsingBitfield(t){const e=new Set,r=new Map;for(const t of this.files){let i=2,n=null;for(let e=t._startPiece;e<=t._endPiece;++e)this.bitfield.get(e)&&(i&&(n=e,i--),r.has(e)||r.set(e,[]),r.get(e).push(t));null!==n&&e.add(n)}this._verifyPiecesUsingHash([...e],(i=>{if(i)return t(i);const n=new Set;for(const t of e)if(!this.bitfield.get(t)){const e=r.get(t);for(const t of e)n.add(t)}if(n.size){const e=[];for(const t of n)for(let r=t._startPiece;r<=t._endPiece;++r)-1===e.indexOf(r)&&e.push(r);return this._verifyPiecesUsingHash(e,t)}t(null)}))}_verifyPiecesUsingHash(t,e){Ye(t.map(((t,e)=>r=>{const i=Number.isInteger(t)?t:e;this._verifyPiece(i,((t,e)=>{if(t)return r(t);e?(this._debug("piece verified %s",i),this._markVerified(i)):(this._markUnverified(i),this._debug("piece invalid %s",i)),r(null)}))})),Ir,e)}_verifyPieces(t){if(this._hasStartupBitfield)return this._verifyPiecesUsingBitfield(t);this._verifyPiecesUsingHash(this.pieces,t)}rescanFiles(t){if(this.destroyed)throw new Error("torrent is destroyed");t||(t=Nr),this._verifyPiecesUsingHash(this.pieces,(e=>{if(e)return this._destroy(e),t(e);this._checkDone(),t(null)}))}_markAllVerified(){for(let t=0;tt))return!0;return!1}_onStore(){this.destroyed||(this._debug("on store"),this._startDiscovery(),this.ready=!0,this.emit("ready"),this._checkDone(),this._updateSelections(),this.wires.forEach((t=>{t.ut_metadata&&t.ut_metadata.setMetadata(this.metadata),this._onWireWithMetadata(t)})))}destroy(t,e){if("function"==typeof t)return this.destroy(null,t);this._destroy(null,t,e)}_destroy(t,e,r){if("function"==typeof e)return this._destroy(t,null,e);if(this.destroyed)return;this.destroyed=!0,this._debug("destroy"),this.client._remove(this),this._selections.clear(),clearInterval(this._rechokeIntervalId),clearInterval(this._noPeersIntervalId),this._xsRequestsController?.abort(),this._rarityMap&&this._rarityMap.destroy();for(const t in this._peers)this.removePeer(t);for(const t of this.files)t instanceof cr&&t._destroy();const i=this._servers.map((t=>e=>{t.destroy(e)}));if(this.discovery&&i.push((t=>{this.discovery.destroy(t)})),this.store){let t=this._destroyStoreOnDestroy;e&&void 0!==e.destroyStore&&(t=e.destroyStore),i.push((e=>{t?this.store.destroy(e):this.store.close(e)}))}b(i,r),t&&(0===this.listenerCount("error")?this.client.emit("error",t):this.emit("error",t)),this.emit("close"),this.client=null,this.files=[],this.discovery=null,this.store=null,this._rarityMap=null,this._peers=null,this._servers=null,this._xsRequests=null,this._queue=null}addPeer(t,e){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.infoHash)throw new Error("addPeer() must not be called before the `infoHash` event");let r;if("string"==typeof t){let e;try{e=qt(t)}catch(e){return this._debug("ignoring peer: invalid %s",t),this.emit("invalidPeer",t),!1}r=e[0]}else"string"==typeof t.remoteAddress&&(r=t.remoteAddress);if(this.client.blocked&&r&&this.client.blocked.contains(r))return this._debug("ignoring peer: blocked %s",t),"string"!=typeof t&&t.destroy(),this.emit("blockedPeer",t),!1;const i=this.client.utp&&this._isIPv4(r)?"utp":"tcp",n=!!this._addPeer(t,i,e);return n?this.emit("peer",t):this.emit("invalidPeer",t),n}_addPeer(t,e,r){if(this.destroyed)return"string"!=typeof t&&t.destroy(),null;if("string"==typeof t&&!this._validAddr(t))return this._debug("ignoring peer: invalid %s",t),null;const i=t&&t.id||t;if(this._peers[i])return this._debug("ignoring peer: duplicate (%s)",i),"string"!=typeof t&&t.destroy(),null;if(this.paused)return this._debug("ignoring peer: torrent is paused"),"string"!=typeof t&&t.destroy(),null;let n;return this._debug("add peer %s",i),n="string"==typeof t?"utp"===e?Pt.default.createUTPOutgoingPeer(t,this,this.client.throttleGroups,r):Pt.default.createTCPOutgoingPeer(t,this,this.client.throttleGroups,r):Pt.default.createWebRTCPeer(t,this,this.client.throttleGroups,r),this._registerPeer(n),"string"==typeof t&&(this._queue.push(n),this._drain()),n}addWebSeed(t){if(this.destroyed)throw new Error("torrent is destroyed");let e,r;if("string"==typeof t){if(e=t,!/^https?:\/\/.+/.test(e))return this.emit("warning",new Error(`ignoring invalid web seed: ${e}`)),void this.emit("invalidPeer",e);if(this._peers[e])return this.emit("warning",new Error(`ignoring duplicate web seed: ${e}`)),void this.emit("invalidPeer",e);r=new yr(e,this)}else{if(!t||"string"!=typeof t.connId)return void this.emit("warning",new Error("addWebSeed must be passed a string or connection object with id property"));if(r=t,e=r.connId,this._peers[e])return this.emit("warning",new Error(`ignoring duplicate web seed: ${e}`)),void this.emit("invalidPeer",e)}this._debug("add web seed %s",e);const i=Pt.default.createWebSeedPeer(r,e,this,this.client.throttleGroups);this._registerPeer(i),this.emit("peer",e)}_addIncomingPeer(t){return this.destroyed?t.destroy(new Error("torrent is destroyed")):this.paused?t.destroy(new Error("torrent is paused")):(this._debug("add incoming peer %s",t.id),void this._registerPeer(t))}_registerPeer(t){t.on("download",(t=>{this.destroyed||(this.received+=t,this._downloadSpeed(t),this.client._downloadSpeed(t),this.emit("download",t),this.destroyed||this.client.emit("download",t))})),t.on("upload",(t=>{this.destroyed||(this.uploaded+=t,this._uploadSpeed(t),this.client._uploadSpeed(t),this.emit("upload",t),this.destroyed||this.client.emit("upload",t))})),this._peers[t.id]=t,this._peersLength+=1}removePeer(t){const e=t?.id||t;t&&!t.id&&(t=this._peers?.[e]),t&&(t.destroy(),this.destroyed||(this._debug("removePeer %s",e),delete this._peers[e],this._peersLength-=1,this._drain()))}_select(t=0,e=this.pieces.length-1,r,i,n=!1){if(this.destroyed)throw new Error("torrent is destroyed");if(t<0||ee.priority-t.priority)),this._updateSelections()}select(t,e,r,i){this._select(t,e,r,i,!1)}_deselect(t,e,r=!1){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("deselect %s-%s",t,e),this._selections.remove({from:t,to:e,isStreamSelection:r}),this._updateSelections()}deselect(t,e){this._deselect(t,e,!1)}critical(t,e){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("critical %s-%s",t,e);for(let r=t;r<=e;++r)this._critical[r]=!0;this._updateSelections()}_onWire(t,e){if(this._debug("got wire %s (%s)",t._debugId,e||"Unknown"),this.wires.push(t),e){const r=qt(e);t.remoteAddress=r[0],t.remotePort=r[1]}this.client.dht&&this.client.dht.listening&&t.on("port",(r=>{if(!this.destroyed&&!this.client.dht.destroyed){if(!t.remoteAddress)return this._debug("ignoring PORT from peer with no address");if(0===r||r>65536)return this._debug("ignoring invalid PORT from peer");this._debug("port: %s (from %s)",r,e),this.client.dht.addNode({host:t.remoteAddress,port:r})}})),t.on("timeout",(()=>{this._debug("wire timeout (%s)",e),t.destroy()})),"webSeed"!==t.type&&t.setTimeout(3e4,!0),t.setKeepAlive(!0),t.use(rr(this.metadata)),t.ut_metadata.on("warning",(t=>{this._debug("ut_metadata warning: %s",t.message)})),this.metadata||(t.ut_metadata.on("metadata",(t=>{this._debug("got metadata via ut_metadata"),this._onMetadata(t)})),t.ut_metadata.fetch()),this.client.utPex&&!this.private&&(t.use(hr()),t.ut_pex.on("peer",(t=>{this.client.seedOutgoingConnections||!this.done?(this._debug("ut_pex: got peer: %s (from %s)",t,e),this.addPeer(t,Pt.default.SOURCE_UT_PEX)):this._debug("ut_pex ignoring peer %s: torrent is done and seedOutgoingConnections is false",t)})),t.ut_pex.on("dropped",(t=>{const r=this._peers[t];r&&!r.connected&&(this._debug("ut_pex: dropped peer: %s (from %s)",t,e),this.removePeer(t))})),t.once("close",(()=>{t.ut_pex.reset()}))),t.use(Ge()),this.emit("wire",t,e),this.ready&&v((()=>{this._onWireWithMetadata(t)}))}_onWireWithMetadata(t){let e=null;const r=()=>{this.destroyed||t.destroyed||(this._numQueued>2*(this._numConns-this.numPeers)&&t.amInterested?t.destroy():(e=setTimeout(r,xr),e.unref&&e.unref()))};let i;const n=()=>{if(t.peerPieces.buffer.length===this.bitfield.buffer.length){for(i=0;i{n(),this._update(),this._updateWireInterest(t)})),t.on("have",(()=>{n(),this._update(),this._updateWireInterest(t)})),t.lt_donthave.on("donthave",(()=>{n(),this._update(),this._updateWireInterest(t)})),t.on("have-all",(()=>{t.isSeeder=!0,this.alwaysChokeSeeders&&t.choke(),this._update(),this._updateWireInterest(t)})),t.on("have-none",(()=>{t.isSeeder=!1,this._update(),this._updateWireInterest(t)})),t.on("allowed-fast",(t=>{this._update()})),t.once("interested",(()=>{t.unchoke()})),t.once("close",(()=>{clearTimeout(e)})),t.on("choke",(()=>{clearTimeout(e),e=setTimeout(r,xr),e.unref&&e.unref()})),t.on("unchoke",(()=>{clearTimeout(e),this._update()})),t.on("request",((e,r,i,n)=>{if(i>131072)return t.destroy();this.pieces[e]||this.store.get(e,{offset:r,length:i},n)})),t.hasFast&&this._hasAllPieces()?t.haveAll():t.hasFast&&this._hasNoPieces()?t.haveNone():t.bitfield(this.bitfield),this._updateWireInterest(t),t.peerExtensions.dht&&this.client.dht&&this.client.dht.listening&&t.port(this.client.dht.address().port),"webSeed"!==t.type&&(e=setTimeout(r,xr),e.unref&&e.unref()),t.isSeeder=!1,n()}_updateSelections(){this.ready&&!this.destroyed&&(v((()=>{this._gcSelections()})),this._updateInterest(),this._update())}_gcSelections(){for(const t of this._selections){const e=t.offset;for(;this.bitfield.get(t.from+t.offset)&&t.from+t.offsetthis._updateWireInterest(t))),t!==this._amInterested&&(this._amInterested?this.emit("interested"):this.emit("uninterested"))}_updateWireInterest(t){let e=!1;for(let r=0;rthis._updateWireWrapper()),{timeout:250}):this._updateWireWrapper()}_updateWireWrapper(){if(this.destroyed)return;const t=Qe(this.wires);let e;for(;e=t();)this._updateWire(e)}_updateWire(t){if(t.destroyed)return!1;const e=this,r=Lr(t,.5);if(t.requests.length>=r)return;const i=Lr(t,1);if(t.peerChoking)t.hasFast&&t.peerAllowedFastSet.length>0&&!this._hasMorePieces(t.peerAllowedFastSet.length-1)&&function(){if(t.requests.length>=i)return!1;for(const r of t.peerAllowedFastSet){if(t.peerPieces.get(r)&&!e.bitfield.get(r))for(;e._request(t,r,!1)&&t.requests.length=i.from+i.offset;--s)if(t.peerPieces.get(s)&&e._request(t,s,!1))return}}();o(!1)||o(!0)}function n(e,r,i,n){return s=>s>=e&&s<=r&&!(s in i)&&t.peerPieces.get(s)&&(!n||n(s))}function s(t){let r=t;for(let i=t;i=i)return!0;const o=function(){const r=t.downloadSpeed()||1;if(r>Ar)return()=>!0;const i=Math.max(1,t.requests.length)*Xe.BLOCK_LENGTH/r;let n=10,s=0;return t=>{if(!n||e.bitfield.get(t))return!0;let o=e.pieces[t].missing;for(;s0))return n--,!1}return!0}}();for(let a=0;a({wire:t,random:Math.random()}))).sort(((t,e)=>{const r=t.wire,i=e.wire;return r.downloadSpeed()!==i.downloadSpeed()?r.downloadSpeed()-i.downloadSpeed():r.uploadSpeed()!==i.uploadSpeed()?r.uploadSpeed()-i.uploadSpeed():r.amChoking!==i.amChoking?r.amChoking?-1:1:t.random-e.random})).map((t=>t.wire));this._rechokeOptimisticTime<=0?this._rechokeOptimisticWire=null:this._rechokeOptimisticTime-=1;let e=0;for(;t.length>0&&e0){const e=t.filter((t=>t.peerInterested));if(e.length>0){const t=e[(r=e.length,Math.random()*r|0)];t.unchoke(),this._rechokeOptimisticWire=t,this._rechokeOptimisticTime=2}}var r;t.filter((t=>t!==this._rechokeOptimisticWire)).forEach((t=>t.choke()))}_hotswap(t,e){const r=t.downloadSpeed();if(r=Ar||(2*a>r||a>o||(n=e,o=a))}if(!n)return!1;for(s=0;s=o)return!1;const a=i.pieces[e];let h=s?a.reserveRemaining():a.reserve();if(-1===h&&r&&i._hotswap(t,e)&&(h=s?a.reserveRemaining():a.reserve()),-1===h)return!1;let u=i._reservations[e];u||(u=i._reservations[e]=[]);let f=u.indexOf(null);-1===f&&(f=u.length),u[f]=t;const l=a.chunkOffset(h),c=s?a.chunkLengthRemaining(h):a.chunkLength(h);function d(){v((()=>{i._update()}))}return t.request(e,l,c,(async function r(n,o){if(i.destroyed)return;if(!i.ready)return i.once("ready",(()=>{r(n,o)}));if(u[f]===t&&(u[f]=null),a!==i.pieces[e])return d();if(n)return i._debug("error getting piece %s (offset: %s length: %s) from %s: %s",e,l,c,`${t.remoteAddress}:${t.remotePort}`,n.message),s?a.cancelRemaining(h):a.cancel(h),void d();if(i._debug("got piece %s (offset: %s length: %s) from %s",e,l,c,`${t.remoteAddress}:${t.remotePort}`),!a.set(h,o,t))return d();const p=a.flush(),m=await(0,w.tW)(p,"hex");i.destroyed||(m===i._hashes[e]?(i._debug("piece verified %s",e),i.store.put(e,p,(t=>{t?i._destroy(t):(i.pieces[e]=null,i._markVerified(e),i.wires.forEach((t=>{t.have(e)})),i._checkDone(),d())}))):(i.pieces[e]=new Xe(a.length),i.emit("warning",new Error(`Piece ${e} failed verification`)),d()))})),!0}_checkDone(){if(this.destroyed)return;this.files.forEach((t=>{if(!t.done){for(let e=t._startPiece;e<=t._endPiece;++e)if(!this.bitfield.get(e))return;t.done=!0,t.emit("done"),this._debug(`file done: ${t.name}`)}}));const t=this.files.every((t=>t.done));return!this.done&&t?(this.done=!0,this._debug(`torrent done: ${this.infoHash}`),this.emit("done"),this.destroyed||this.discovery.complete()):this.done&&!t&&(this.done=!1,this.discovery.tracker?.start()),this._gcSelections(),t}async load(t,e){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.ready)return this.once("ready",(()=>{this.load(t,e)}));Array.isArray(t)||(t=[t]),e||(e=Nr);try{await zt(this.store,y(t),{chunkLength:this.pieceLength}),this._markAllVerified(),this._checkDone(),e(null)}catch(t){return e(t),t}}pause(){this.destroyed||(this._debug("pause"),this.paused=!0)}resume(){this.destroyed||(this._debug("resume"),this.paused=!1,this._drain())}_debug(){const t=[].slice.call(arguments);t[0]=`[${this.client?this.client._debugId:"No Client"}] [${this._debugId}] ${t[0]}`,Er(...t)}_drain(){if(this._debug("_drain numConns %s maxConns %s",this._numConns,this.client.maxConns),"function"!=typeof Tt.connect||this.destroyed||this.paused||this._numConns>=this.client.maxConns)return;this._debug("drain (%s queued, %s/%s peers)",this._numQueued,this.numPeers,this.client.maxConns);const t=this._queue.shift();if(!t)return;this._debug("%s connect attempt to %s",t.type,t.addr);const e=qt(t.addr),r={host:e[0],port:e[1]};this.client.utp&&t.type===Pt.default.TYPE_UTP_OUTGOING?t.conn=Ct.connect(r.port,r.host):t.conn=Tt.connect(r);const i=t.conn;i.once("connect",(()=>{this.destroyed||t.onConnect()})),i.once("error",(e=>{t.destroy(e)})),t.startConnectTimeout(),i.on("close",(()=>{if(this.destroyed)return;if(t.retries>=Tr.length){if(this.client.utp){const e=this._addPeer(t.addr,"tcp",t.source);e&&(e.retries=0)}else this._debug("conn %s closed: will not re-add (max %s attempts)",t.addr,Tr.length);return}const e=Tr[t.retries];this._debug("conn %s closed: will re-add to queue in %sms (attempt %s)",t.addr,e,t.retries+1);const r=setTimeout((()=>{if(this.destroyed)return;const e=qt(t.addr)[0],r=this.client.utp&&this._isIPv4(e)?"utp":"tcp",i=this._addPeer(t.addr,r,t.source);i&&(i.retries=t.retries+1)}),e);r.unref&&r.unref()}))}_validAddr(t){let e;try{e=qt(t)}catch(t){return!1}const r=e[0],i=e[1];return i>0&&i<65535&&!("127.0.0.1"===r&&i===this.client.torrentPort)}_isIPv4(t){return/^((?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])[.]){3}(?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])$/.test(t)}}function Lr(t,e){let r=2+Math.ceil(e*t.downloadSpeed()/Xe.BLOCK_LENGTH);if(t.peerExtendedHandshake){const e=t.peerExtendedHandshake.reqq;"number"==typeof e&&e>0&&(r=Math.min(r,e))}return r}function Nr(){}var jr=r(2195),Ur=r(580),qr=r(815),Dr=r(2878);class Hr{constructor(t,e={}){this.client=t,e.origin||(e.origin="*"),this.opts=e,this.pendingReady=new Set}static serveIndexPage(t,e,r){const i=e.map((t=>`
  • \n \n ${Ur(t.name)}\n \n (${Ur(t.length)} bytes)\n
    • `)).join("
    ");return t.status=200,t.headers["Content-Type"]="text/html",t.body=$r("WebTorrent",`

    WebTorrent

    \n
      ${i}
    `),t}isOriginAllowed(t){return!1!==this.opts.origin&&("*"===this.opts.origin||t.headers.origin===this.opts.origin)}static serveMethodNotAllowed(t){return t.status=405,t.headers["Content-Type"]="text/html",t.body=$r("405 - Method Not Allowed","

    405 - Method Not Allowed

    "),t}static serve404Page(t){return t.status=404,t.headers["Content-Type"]="text/html",t.body=$r("404 - Not Found","

    404 - Not Found

    "),t}static serveTorrentPage(t,e,r){const i=t.files.map((e=>`
  • \n \n ${Ur(e.path)}\n \n (${Ur(e.length)} bytes)\n
    • `)).join("
    ");return e.status=200,e.headers["Content-Type"]="text/html",e.body=$r(`${Ur(t.name)} - WebTorrent`,`

    ${Ur(t.name)}

    \n
      ${i}
    `),e}static serveOptionsRequest(t,e){return e.status=204,e.headers["Access-Control-Max-Age"]="600",e.headers["Access-Control-Allow-Methods"]="GET,HEAD",t.headers["access-control-request-headers"]&&(e.headers["Access-Control-Allow-Headers"]=t.headers["access-control-request-headers"]),e}static serveFile(t,e,r){r.status=200,r.headers.Expires="0",r.headers["Cache-Control"]="no-cache, no-store, must-revalidate, max-age=0",r.headers["Accept-Ranges"]="bytes",r.headers["Content-Type"]=t.type,r.headers["transferMode.dlna.org"]="Streaming",r.headers["contentFeatures.dlna.org"]="DLNA.ORG_OP=01;DLNA.ORG_CI=0;DLNA.ORG_FLAGS=01700000000000000000000000000000","document"===e.destination?(r.headers["Content-Type"]="application/octet-stream",r.headers["Content-Disposition"]=`attachment; filename*=UTF-8''${Wr(t.name)}`,r.body="DOWNLOAD"):r.headers["Content-Disposition"]=`inline; filename*=UTF-8''${Wr(t.name)}`;let i=Dr(t.length,e.headers.range||"");if(Array.isArray(i)?(r.status=206,i=i[0],r.headers["Content-Range"]=`bytes ${i.start}-${i.end}/${t.length}`,r.headers["Content-Length"]=i.end-i.start+1):(r.statusCode=200,i=null,r.headers["Content-Length"]=t.length),"GET"===e.method){const n=t[Symbol.asyncIterator](i);let s=null;t.emit("iterator",{iterator:n,req:e,file:t},(t=>{s=t}));const o=vt.Readable.from(s||n);let a=null;t.emit("stream",{stream:o,req:e,file:t},(t=>{a=qr(o,t)})),r.body=a||o}else r.body=!1;return r}async onRequest(t,e){let r=new URL(t.url,"http://example.com").pathname;r=r.slice(r.indexOf(this.pathname)+this.pathname.length+1);const i={headers:{"X-Content-Type-Options":"nosniff","Content-Security-Policy":"base-uri 'none'; frame-ancestors 'none'; form-action 'none';"}};if(this.isOriginAllowed(t)&&(i.headers["Access-Control-Allow-Origin"]="*"===this.opts.origin?"*":t.headers.origin),"favicon.ico"===r)return e(Hr.serve404Page(i));if("OPTIONS"===t.method)return this.isOriginAllowed(t)?e(Hr.serveOptionsRequest(t,i)):e(Hr.serveMethodNotAllowed(i));const n=async()=>{this.pendingReady.delete(n);const t=await s();e(t)},s=async()=>{if(""===r)return Hr.serveIndexPage(i,this.client.torrents,this.pathname);let[e,...n]=r.split("/");n=decodeURI(n.join("/"));const s=await this.client.get(e);if(!e||!s)return Hr.serve404Page(i);if(!n)return Hr.serveTorrentPage(s,i,this.pathname);const o=s.files.find((t=>t.path.replace(/\\/g,"/")===n));return o?Hr.serveFile(o,t,i):Hr.serve404Page(i)};if("GET"===t.method||"HEAD"===t.method){if(this.client.ready){const t=await s();return e(t)}return this.pendingReady.add(n),void this.client.once("ready",n)}return e(Hr.serveMethodNotAllowed(i))}close(t=()=>{}){this.closed=!0,this.pendingReady.forEach((t=>{this.client.removeListener("ready",t)})),this.pendingReady.clear(),v(t)}destroy(t=()=>{}){this.closed?v(t):this.close(t),this.client=null}}class Fr extends Hr{constructor(t,e){super(t,e),this.server=jr.createServer(),this._listen=this.server.listen,this.server.listen=this.listen.bind(this),this._close=this.server.close,this.server.close=this.close.bind(this),this.sockets=new Set,this.closed=!1,this.pathname=e?.pathname||"/webtorrent"}wrapRequest(t,e){return this.opts.hostname&&t.headers.host!==`${this.opts.hostname}:${this.server.address().port}`?t.destroy():new URL(t.url,"http://example.com").pathname.startsWith(this.pathname)?void this.onRequest(t,(({status:t,headers:r,body:i})=>{e.writeHead(t,r),i?._readableState||i?._writableState?qr(i,e):e.end(i)})):t.destroy()}onConnection(t){t.setTimeout(36e6),this.sockets.add(t),t.once("close",(()=>{this.sockets.delete(t)}))}address(){return this.server.address()}listen(...t){return this.closed=!1,this.server.on("connection",this.onConnection.bind(this)),this.server.on("request",this.wrapRequest.bind(this)),this._listen.apply(this.server,t)}close(t=()=>{}){this.server.removeAllListeners("connection"),this.server.removeAllListeners("request"),this.server.removeAllListeners("listening"),super.close(),this._close.call(this.server,t)}destroy(t){this.sockets.forEach((t=>{t.destroy()})),super.destroy(t)}}class zr extends Hr{constructor(t,e){super(t,e),this.registration=e.controller,this.workerKeepAliveInterval=null,this.workerPortCount=0;const r=new URL(e.controller.scope);this.pathname=r.pathname+"webtorrent",this._address={port:r.port,family:"IPv4",address:r.hostname},this.boundHandler=this.wrapRequest.bind(this),navigator.serviceWorker.addEventListener("message",this.boundHandler),fetch(`${this.pathname}/cancel/`).then((t=>{t.body.cancel()}))}wrapRequest(t){const e=t.data;if("webtorrent"===!e?.type||!e.url)return null;const[r]=t.ports;this.onRequest(e,(({status:t,headers:e,body:i})=>{const n=i[Symbol.asyncIterator]?.(),s=()=>{r.onmessage=null,i?.destroy&&i.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};r.onmessage=async t=>{if(t.data){let t;try{t=(await n.next()).value}catch(t){}r.postMessage(t),t||s(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval((()=>fetch(`${this.pathname}/keepalive/`)),2e4))}else s()},this.workerPortCount++,r.postMessage({status:t,headers:e,body:n?"STREAM":i})}))}listen(t,e){e()}address(){return this._address}close(t){navigator.serviceWorker.removeEventListener("message",this.boundHandler),super.close(t)}destroy(t){super.destroy(t)}}function $r(t,e){return`\n \n \n \n \n ${t}\n \n \n ${e}\n \n \n `}function Wr(t){return encodeURIComponent(t).replace(/['()]/g,escape).replace(/\*/g,"%2A").replace(/%(?:7C|60|5E)/g,unescape)}const Kr=L("webtorrent"),Vr=mr.replace(/\d*./g,(t=>("0"+t%100).slice(-2))).slice(0,4),Zr=`-WW${Vr}-`;class Gr extends n{constructor(t={}){super(),"string"==typeof t.peerId?this.peerId=t.peerId:ArrayBuffer.isView(t.peerId)?this.peerId=(0,w.V5)(t.peerId):this.peerId=(0,w.V5)((0,w.L0)(Zr+(0,w.NJ)((0,w.po)(9)))),this.peerIdBuffer=(0,w.fk)(this.peerId),"string"==typeof t.nodeId?this.nodeId=t.nodeId:ArrayBuffer.isView(t.nodeId)?this.nodeId=(0,w.V5)(t.nodeId):this.nodeId=(0,w.V5)((0,w.po)(20)),this.nodeIdBuffer=(0,w.fk)(this.nodeId),this._debugId=this.peerId.substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=t.torrentPort||0,this.dhtPort=t.dhtPort||0,this.tracker=void 0!==t.tracker?t.tracker:{},this.lsd=!1!==t.lsd,this.utPex=!1!==t.utPex,this.natUpnp=t.natUpnp??!0,this.natPmp=t.natPmp??!0,this.torrents=[],this.maxConns=Number(t.maxConns)||55,this.utp=Gr.UTP_SUPPORT&&!1!==t.utp,this.seedOutgoingConnections=t.seedOutgoingConnections??!0,this._downloadLimit=Math.max("number"==typeof t.downloadLimit?t.downloadLimit:-1,-1),this._uploadLimit=Math.max("number"==typeof t.uploadLimit?t.uploadLimit:-1,-1),(this.natUpnp||this.natPmp)&&"function"==typeof It&&(this.natTraversal=new It({enableUPNP:this.natUpnp,enablePMP:this.natPmp,upnpPermanentFallback:"permanent"===t.natUpnp})),!0===t.secure&&Promise.resolve().then(r.bind(r,5658)).then((({enableSecure:t})=>t())),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new At.ThrottleGroup({rate:Math.max(this._downloadLimit,0),enabled:this._downloadLimit>=0}),up:new At.ThrottleGroup({rate:Math.max(this._uploadLimit,0),enabled:this._uploadLimit>=0})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof Ot?this._connPool=new Ot(this):v((()=>{this._onListening()})),this._downloadSpeed=xt(),this._uploadSpeed=xt(),!1!==t.dht&&"function"==typeof et?(this.dht=new et(Object.assign({},{nodeId:this.nodeId},t.dht)),this.dht.once("error",(t=>{this._destroy(t)})),this.dht.once("listening",(()=>{const t=this.dht.address();t&&(this.dhtPort=t.port,this.natTraversal&&this.natTraversal.map({publicPort:this.dhtPort,privatePort:this.dhtPort,protocol:"udp",description:"WebTorrent DHT"}).catch((t=>{Kr("error mapping DHT port via UPnP/PMP: %o",t)})))})),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==t.webSeeds;const e=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof rt&&null!=t.blocklist?rt(t.blocklist,{headers:{"user-agent":`WebTorrent/${mr} (https://webtorrent.io)`}},((t,r)=>{if(t)return console.error(`Failed to load blocklist: ${t.message}`);this.blocked=r,e()})):v(e)}createServer(t,e){if(this.destroyed)throw new Error("torrent is destroyed");if(this._server)throw new Error("server already created");if("undefined"!=typeof window&&"node"!==e||"browser"===e){if(!(t?.controller instanceof ServiceWorkerRegistration))throw new Error("Invalid worker registration");if("activated"!==t.controller.active.state)throw new Error("Worker isn't activated");return this._server=new zr(this,t),this._server}return this._server=new Fr(this,t),this._server}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const t=this.torrents.filter((t=>1!==t.progress));return t.reduce(((t,e)=>t+e.downloaded),0)/(t.reduce(((t,e)=>t+(e.length||0)),0)||1)}get ratio(){return this.torrents.reduce(((t,e)=>t+e.uploaded),0)/(this.torrents.reduce(((t,e)=>t+e.received),0)||1)}async get(t){if(t instanceof Br){if(this.torrents.includes(t))return t}else{const e=this.torrents;let r;try{r=await dt(t)}catch(t){}if(!r)return null;if(!r.infoHash)throw new Error("Invalid torrent identifier");for(const t of e)if(t.infoHash===r.infoHash)return t}return null}add(t,e={},r=()=>{}){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof e&&([e,r]=[{},e]);const i=()=>{if(!this.destroyed)for(const t of this.torrents)if(t.infoHash===s.infoHash&&t!==s)return s._destroy(new Error(`Cannot add duplicate torrent ${s.infoHash}`)),void r(t)},n=()=>{this.destroyed||(r(s),this.emit("torrent",s))};this._debug("add"),e=e?Object.assign({},e):{};const s=new Br(t,this,e);return this.torrents.push(s),s.once("_infoHash",i),s.once("ready",n),s.once("close",(function t(){s.removeListener("_infoHash",i),s.removeListener("ready",n),s.removeListener("close",t)})),this.emit("add",s),s}seed(t,e,r){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof e&&([e,r]=[{},e]),this._debug("seed"),(e=e?Object.assign({},e):{}).skipVerify=!0;const i="string"==typeof t;i&&(e.path=function(t){if(s(t),0===t.length)return".";let e=t.charCodeAt(0);const r=47===e;let i=-1,n=!0;for(let r=t.length-1;r>=1;--r)if(e=t.charCodeAt(r),47===e){if(!n){i=r;break}}else n=!1;return-1===i?r?"/":".":r&&1===i?"//":t.slice(0,i)}(t)),e.createdBy||(e.createdBy=`WebTorrent/${Vr}`);const n=t=>{this._debug("on seed"),"function"==typeof r&&r(t),t.emit("seed"),this.emit("seed",t)},o=this.add(null,e,(t=>{const r=[r=>{if(i||e.preloadedStore)return r();t.load(a,r)}];this.dht&&r.push((e=>{t.once("dhtAnnounce",e)})),b(r,(e=>{if(!this.destroyed)return e?t._destroy(e):void n(t)}))}));let a;var h;return h=t,"undefined"!=typeof FileList&&h instanceof FileList?t=Array.from(t):Array.isArray(t)||(t=[t]),b(t.map((t=>async r=>{if(!e.preloadedStore&&function(t){return"object"==typeof t&&null!=t&&"function"==typeof t.pipe}(t)){const e=[];try{for await(const r of t)e.push(r)}catch(t){return r(t)}const i=(0,w.xW)(e);i.name=t.name,r(null,i)}else r(null,t)})),((t,i)=>{if(!this.destroyed)return t?o._destroy(t):void function(t,e,r){"function"==typeof e&&([e,r]=[r,e]),T(t,e=e?Object.assign({},e):{},r)}(i,e,((t,n)=>{if(!this.destroyed){if(t)return o._destroy(t);a=n.map((t=>t.getStream)),B(i,e,(async(t,e)=>{if(this.destroyed)return;if(t)return o._destroy(t);const i=await this.get(e);i?(console.warn("A torrent with the same id is already being seeded"),o._destroy(),"function"==typeof r&&r(i)):o._onTorrentId(e)}))}}))})),o}async remove(t,e,r){if("function"==typeof e)return this.remove(t,null,e);this._debug("remove");const i=await this.get(t);if(!i)throw new Error(`No torrent with id ${t}`);this._remove(i,e,r)}_remove(t,e,r){if(!t)return;if("function"==typeof e)return this._remove(t,null,e);const i=this.torrents.indexOf(t);-1!==i&&(this.torrents.splice(i,1),t.destroy(e,r),this.dht&&this.dht._tables.remove(t.infoHash),this.emit("remove",t))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(t){return t=Number(t),!(isNaN(t)||!isFinite(t)||t<-1)&&(this._downloadLimit=t,this._downloadLimit<0?this.throttleGroups.down.setEnabled(!1):(this.throttleGroups.down.setEnabled(!0),void this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(t){return t=Number(t),!(isNaN(t)||!isFinite(t)||t<-1)&&(this._uploadLimit=t,this._uploadLimit<0?this.throttleGroups.up.setEnabled(!1):(this.throttleGroups.up.setEnabled(!0),void this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(t){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,t)}_destroy(t,e){this._debug("client destroy"),this.destroyed=!0;const r=this.torrents.map((t=>e=>{t.destroy(e)}));this._connPool&&r.push((t=>{this._connPool.destroy(t)})),this.dht&&r.push((t=>{this.dht.destroy(t)})),this._server&&r.push((t=>{this._server.destroy(t)})),this.natTraversal&&r.push((t=>{this.natTraversal.destroy().then((()=>t()))})),b(r,e),t&&this.emit("error",t),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const t=this._connPool.tcpServer.address();t&&(this.torrentPort=t.port,this.natTraversal&&this.natTraversal.map({publicPort:this.torrentPort,privatePort:this.torrentPort,protocol:this.utp?null:"tcp",description:"WebTorrent Torrent"}).catch((t=>{Kr("error mapping WebTorrent port via UPnP/PMP: %o",t)})))}this.emit("listening")}_debug(){const t=[].slice.call(arguments);t[0]=`[${this._debugId}] ${t[0]}`,Kr(...t)}async _getByHash(t){for(const e of this.torrents)if(e.infoHashHash||(e.infoHashHash=await(0,w.tW)((0,w.fk)("72657132"+e.infoHash),"hex")),t===e.infoHashHash)return e;return null}}Gr.WEBRTC_SUPPORT=Et.WEBRTC_SUPPORT,Gr.UTP_SUPPORT=Ot.UTP_SUPPORT,Gr.VERSION=mr;export{Gr as default}; //# sourceMappingURL=webtorrent.chromeapp.js.map \ No newline at end of file diff --git a/dist/webtorrent.min.js b/dist/webtorrent.min.js index 7bc3af2d81..bda6e79886 100644 --- a/dist/webtorrent.min.js +++ b/dist/webtorrent.min.js @@ -1,2 +1,2 @@ -var e,t,s={61:()=>{},405:e=>{e.exports=async function*(e){for(let t of e)"function"==typeof t&&(t=t()),yield*t}},580:e=>{var t=/["'&<>]/;e.exports=function(e){var s,i=""+e,n=t.exec(i);if(!n)return i;var 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%s)",this.type,this.id,e&&(e.message||e)),clearTimeout(this.connectTimeout),clearTimeout(this.handshakeTimeout);const t=this.swarm,s=this.conn,i=this.wire;this.swarm=null,this.conn=null,this.wire=null,t&&i&&r(t.wires,t.wires.indexOf(i)),s&&(s.on("error",(()=>{})),s.destroy()),i&&i.destroy(),t&&t.removePeer(this.id)}}_.TYPE_TCP_INCOMING=h,_.TYPE_TCP_OUTGOING=l,_.TYPE_UTP_INCOMING=c,_.TYPE_UTP_OUTGOING=d,_.TYPE_WEBRTC="webrtc",_.TYPE_WEBSEED=u,_.SOURCE_MANUAL="manual",_.SOURCE_TRACKER="tracker",_.SOURCE_DHT="dht",_.SOURCE_LSD="lsd",_.SOURCE_UT_PEX="ut_pex",_.createWebRTCPeer=(e,t,s,i=null)=>{const n=new _(e.id,"webrtc");if(n.conn=e,n.swarm=t,n.throttleGroups=s,n.source=i,n.conn.connected)n.onConnect();else{const e=()=>{n.conn.removeListener("connect",t),n.conn.removeListener("error",s)},t=()=>{e(),n.onConnect()},s=t=>{e(),n.destroy(t)};n.conn.once("connect",t),n.conn.once("error",s),n.startConnectTimeout()}return n},_.createTCPIncomingPeer=(e,t)=>_._createIncomingPeer(e,h,t),_.createUTPIncomingPeer=(e,t)=>_._createIncomingPeer(e,c,t),_.createTCPOutgoingPeer=(e,t,s,i)=>_._createOutgoingPeer(e,t,l,s,i),_.createUTPOutgoingPeer=(e,t,s,i)=>_._createOutgoingPeer(e,t,d,s,i),_._createIncomingPeer=(e,t,s)=>{const i=`${e.remoteAddress}:${e.remotePort}`,n=new _(i,t);return n.conn=e,n.addr=i,n.throttleGroups=s,n.onConnect(),n},_._createOutgoingPeer=(e,t,s,i,n=null)=>{const r=new _(e,s);return r.addr=e,r.swarm=t,r.throttleGroups=i,r.source=n,r},_.createWebSeedPeer=(e,t,s,i)=>{const n=new _(t,u);return n.swarm=s,n.conn=e,n.throttleGroups=i,n.onConnect(),n}},5809:e=>{e.exports=class{constructor(e){if(!(e>0)||e-1&e)throw new Error("Max size for a FixedFIFO should be a power of two");this.buffer=new Array(e),this.mask=e-1,this.top=0,this.btm=0,this.next=null}clear(){this.top=this.btm=0,this.next=null,this.buffer.fill(void 0)}push(e){return void 0===this.buffer[this.top]&&(this.buffer[this.top]=e,this.top=this.top+1&this.mask,!0)}shift(){const e=this.buffer[this.btm];if(void 0!==e)return this.buffer[this.btm]=void 0,this.btm=this.btm+1&this.mask,e}peek(){return this.buffer[this.btm]}isEmpty(){return void 0===this.buffer[this.btm]}}},6080:(e,t,s)=>{const i=s(5809);e.exports=class{constructor(e){this.hwm=e||16,this.head=new i(this.hwm),this.tail=this.head,this.length=0}clear(){this.head=this.tail,this.head.clear(),this.length=0}push(e){if(this.length++,!this.head.push(e)){const t=this.head;this.head=t.next=new i(2*this.head.buffer.length),this.head.push(e)}}shift(){0!==this.length&&this.length--;const e=this.tail.shift();if(void 0===e&&this.tail.next){const e=this.tail.next;return this.tail.next=null,this.tail=e,this.tail.shift()}return e}peek(){const e=this.tail.peek();return void 0===e&&this.tail.next?this.tail.next.peek():e}isEmpty(){return 0===this.length}}},6310:e=>{function t(e,t){for(const s in t)Object.defineProperty(e,s,{value:t[s],enumerable:!0,configurable:!0});return e}e.exports=function(e,s,i){if(!e||"string"==typeof e)throw new TypeError("Please pass an Error to err-code");i||(i={}),"object"==typeof s&&(i=s,s=""),s&&(i.code=s);try{return t(e,i)}catch(s){i.message=e.message,i.stack=e.stack;const n=function(){};n.prototype=Object.create(Object.getPrototypeOf(e));return t(new n,i)}}},6458:(e,t,s)=>{s.d(t,{A:()=>I});var i=s(988),n=s(3033),r=s(7264),o=s(7833),a=s(8727),h=s(8179),l=s(9639),c=s(1035),d=s(1314);const u=o("bittorrent-protocol"),p=(0,l.L0)("BitTorrent protocol"),f=new Uint8Array([0,0,0,0]),m=new Uint8Array([0,0,0,1,0]),_=new Uint8Array([0,0,0,1,1]),g=new Uint8Array([0,0,0,1,2]),y=new Uint8Array([0,0,0,1,3]),w=[0,0,0,0,0,0,0,0],b=[0,0,0,3,9,0,0],v=new Uint8Array([0,0,0,1,14]),k=new Uint8Array([0,0,0,1,15]),x=new Uint8Array([0,0,0,0,0,0,0,0]),S=new Uint8Array([0,0,1,2]),E=new Uint8Array([0,0,0,2]);function C(e,t){for(let s=e.length;s--;)e[s]^=t[s];return e}class P{constructor(e,t,s,i){this.piece=e,this.offset=t,this.length=s,this.callback=i}}class T{constructor(){this.buffer=new Uint8Array}get(e){return!0}set(e){}}class A extends h.Duplex{constructor(e=null,t=0,s=!1){super(),this._debugId=(0,l.V5)((0,l.po)(4)),this._debug("new wire"),this.peerId=null,this.peerIdBuffer=null,this.type=e,this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new n.A(0,{grow:4e5}),this.extensions={},this.peerExtensions={},this.requests=[],this.peerRequests=[],this.extendedMapping={},this.peerExtendedMapping={},this.extendedHandshake={},this.peerExtendedHandshake={},this.hasFast=!1,this.allowedFastSet=[],this.peerAllowedFastSet=[],this._ext={},this._nextExt=1,this.uploaded=0,this.downloaded=0,this.uploadSpeed=c(),this.downloadSpeed=c(),this._keepAliveInterval=null,this._timeout=null,this._timeoutMs=0,this._timeoutExpiresAt=null,this._finished=!1,this._parserSize=0,this._parser=null,this._buffer=[],this._bufferSize=0,this._peEnabled=s,s?(this._dh=r.createDiffieHellman("ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a36210000000000090563","hex",2),this._myPubKey=this._dh.generateKeys("hex")):this._myPubKey=null,this._peerPubKey=null,this._sharedSecret=null,this._peerCryptoProvide=[],this._cryptoHandshakeDone=!1,this._cryptoSyncPattern=null,this._waitMaxBytes=null,this._encryptionMethod=null,this._encryptGenerator=null,this._decryptGenerator=null,this._setGenerators=!1,this.once("finish",(()=>this._onFinish())),this.on("finish",this._onFinish),this._debug("type:",this.type),"tcpIncoming"===this.type&&this._peEnabled?this._determineHandshakeType():"tcpOutgoing"===this.type&&this._peEnabled&&0===t?this._parsePe2():this._parseHandshake(null)}setKeepAlive(e){this._debug("setKeepAlive %s",e),clearInterval(this._keepAliveInterval),!1!==e&&(this._keepAliveInterval=setInterval((()=>{this.keepAlive()}),55e3))}setTimeout(e,t){this._debug("setTimeout ms=%d unref=%s",e,t),this._timeoutMs=e,this._timeoutUnref=!!t,this._resetTimeout(!0)}destroy(){if(!this.destroyed)return this._debug("destroy"),this.end(),this}end(e){if(!this.destroyed&&!this.destroying)return this._debug("end"),this._onUninterested(),this._onChoke(),super.end(e)}use(e){const t=e.prototype.name;if(!t)throw new Error('Extension class requires a "name" property on the prototype');this._debug("use extension.name=%s",t);const s=this._nextExt,i=new e(this);function n(){}"function"!=typeof i.onHandshake&&(i.onHandshake=n),"function"!=typeof i.onExtendedHandshake&&(i.onExtendedHandshake=n),"function"!=typeof i.onMessage&&(i.onMessage=n),this.extendedMapping[s]=t,this._ext[t]=i,this[t]=i,this._nextExt+=1}keepAlive(){this._debug("keep-alive"),this._push(f)}sendPe1(){if(this._peEnabled){const e=Math.floor(513*Math.random()),t=(0,l.po)(e);this._push((0,l.xW)([(0,l.fk)(this._myPubKey),t]))}}sendPe2(){const e=Math.floor(513*Math.random()),t=(0,l.po)(e);this._push((0,l.xW)([(0,l.fk)(this._myPubKey),t]))}async sendPe3(e){await this.setEncrypt(this._sharedSecret,e);const t=await(0,l.tW)((0,l.fk)(this._utfToHex("req1")+this._sharedSecret)),s=C(await(0,l.tW)((0,l.fk)(this._utfToHex("req2")+e)),await(0,l.tW)((0,l.fk)(this._utfToHex("req3")+this._sharedSecret))),i=new DataView((0,l.po)(2).buffer).getUint16(0)%512,n=(0,l.po)(i);let r=new Uint8Array(14+i+2);r.set(x),r.set(S,8);const o=new DataView(r.buffer);o.setInt16(12,i),n.copy(r,14),o.setInt16(14+i,0),r=this._encryptHandshake(r),this._push((0,l.xW)([t,s,r]))}async sendPe4(e){await this.setEncrypt(this._sharedSecret,e);const t=new DataView((0,l.po)(2).buffer).getUint16(0)%512,s=(0,l.po)(t);let i=new Uint8Array(14+t);const n=new DataView(i.buffer);i.set(x),i.set(E,8),n.setInt16(12,t),i.set(s,14),i=this._encryptHandshake(i),this._push(i),this._cryptoHandshakeDone=!0,this._debug("completed crypto handshake")}handshake(e,t,s){let i,n;if("string"==typeof e?(e=e.toLowerCase(),i=(0,l.fk)(e)):(i=e,e=(0,l.V5)(i)),"string"==typeof t?n=(0,l.fk)(t):(n=t,t=(0,l.V5)(n)),this._infoHash=i,20!==i.length||20!==n.length)throw new Error("infoHash and peerId MUST have length 20");this._debug("handshake i=%s p=%s exts=%o",e,t,s);const r=new Uint8Array(w);this.extensions={extended:!0,dht:!(!s||!s.dht),fast:!(!s||!s.fast)},r[5]|=16,this.extensions.dht&&(r[7]|=1),this.extensions.fast&&(r[7]|=4),this.extensions.fast&&this.peerExtensions.fast&&(this._debug("fast extension is enabled"),this.hasFast=!0),this._push((0,l.xW)([p,r,i,n])),this._handshakeSent=!0,this.peerExtensions.extended&&!this._extendedHandshakeSent&&this._sendExtendedHandshake()}_sendExtendedHandshake(){const e=Object.assign({},this.extendedHandshake);e.m={};for(const t in this.extendedMapping){const s=this.extendedMapping[t];e.m[s]=Number(t)}this.extended(0,i.A.encode(e)),this._extendedHandshakeSent=!0}choke(){if(!this.amChoking)if(this.amChoking=!0,this._debug("choke"),this._push(m),this.hasFast){let e=0;for(;this.peerRequests.length>e;){const t=this.peerRequests[e];this.allowedFastSet.includes(t.piece)?++e:this.reject(t.piece,t.offset,t.length)}}else for(;this.peerRequests.length;)this.peerRequests.pop()}unchoke(){this.amChoking&&(this.amChoking=!1,this._debug("unchoke"),this._push(_))}interested(){this.amInterested||(this.amInterested=!0,this._debug("interested"),this._push(g))}uninterested(){this.amInterested&&(this.amInterested=!1,this._debug("uninterested"),this._push(y))}have(e){this._debug("have %d",e),this._message(4,[e],null)}bitfield(e){this._debug("bitfield"),ArrayBuffer.isView(e)||(e=e.buffer),this._message(5,[],e)}request(e,t,s,i){return i||(i=()=>{}),this._finished?i(new Error("wire is closed")):!this.peerChoking||this.hasFast&&this.peerAllowedFastSet.includes(e)?(this._debug("request index=%d offset=%d length=%d",e,t,s),this.requests.push(new P(e,t,s,i)),this._timeout||this._resetTimeout(!0),void this._message(6,[e,t,s],null)):i(new Error("peer is choking"))}piece(e,t,s){this._debug("piece index=%d offset=%d",e,t),this._message(7,[e,t],s),this.uploaded+=s.length,this.uploadSpeed(s.length),this.emit("upload",s.length)}cancel(e,t,s){this._debug("cancel index=%d offset=%d length=%d",e,t,s),this._callback(this._pull(this.requests,e,t,s),new Error("request was cancelled"),null),this._message(8,[e,t,s],null)}port(e){this._debug("port %d",e);const t=new Uint8Array(b);new DataView(t.buffer).setUint16(5,e),this._push(t)}suggest(e){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("suggest %d",e),this._message(13,[e],null)}haveAll(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-all"),this._push(v)}haveNone(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-none"),this._push(k)}reject(e,t,s){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("reject index=%d offset=%d length=%d",e,t,s),this._pull(this.peerRequests,e,t,s),this._message(16,[e,t,s],null)}allowedFast(e){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("allowed-fast %d",e),this.allowedFastSet.includes(e)||this.allowedFastSet.push(e),this._message(17,[e],null)}extended(e,t){if(this._debug("extended ext=%s",e),"string"==typeof e&&this.peerExtendedMapping[e]&&(e=this.peerExtendedMapping[e]),"number"!=typeof e)throw new Error(`Unrecognized extension: ${e}`);{const s=new Uint8Array([e]),n=ArrayBuffer.isView(t)?t:i.A.encode(t);this._message(20,[],(0,l.xW)([s,n]))}}async setEncrypt(e,t){let s,i,n,r;switch(this.type){case"tcpIncoming":s=await(0,l.tW)((0,l.fk)(this._utfToHex("keyB")+e+t)),n=await(0,l.tW)((0,l.fk)(this._utfToHex("keyA")+e+t)),i=[];for(const e of s.values())i.push(e);r=[];for(const e of n.values())r.push(e);this._encryptGenerator=new a(i),this._decryptGenerator=new a(r);break;case"tcpOutgoing":s=await(0,l.tW)((0,l.fk)(this._utfToHex("keyA")+e+t)),n=await(0,l.tW)((0,l.fk)(this._utfToHex("keyB")+e+t)),i=[];for(const e of s.values())i.push(e);r=[];for(const e of n.values())r.push(e);this._encryptGenerator=new a(i),this._decryptGenerator=new a(r);break;default:return!1}for(let e=0;e<1024;e++)this._encryptGenerator.randomByte(),this._decryptGenerator.randomByte();return this._setGenerators=!0,!0}_message(e,t,s){const i=s?s.length:0,n=new Uint8Array(5+4*t.length),r=new DataView(n.buffer);r.setUint32(0,n.length+i-4),n[4]=e;for(let e=0;e{if(n===this._pull(this.peerRequests,e,t,s))return i?(this._debug("error satisfying request index=%d offset=%d length=%d (%s)",e,t,s,i.message),void(this.hasFast&&this.reject(e,t,s))):void this.piece(e,t,r)},n=new P(e,t,s,i);this.peerRequests.push(n),this.emit("request",e,t,s,i)}_onPiece(e,t,s){this._debug("got piece index=%d offset=%d",e,t),this._callback(this._pull(this.requests,e,t,s.length),null,s),this.downloaded+=s.length,this.downloadSpeed(s.length),this.emit("download",s.length),this.emit("piece",e,t,s)}_onCancel(e,t,s){this._debug("got cancel index=%d offset=%d length=%d",e,t,s),this._pull(this.peerRequests,e,t,s),this.emit("cancel",e,t,s)}_onPort(e){this._debug("got port %d",e),this.emit("port",e)}_onSuggest(e){if(!this.hasFast)return this._debug("Error: got suggest whereas fast extension is disabled"),void this.destroy();this._debug("got suggest %d",e),this.emit("suggest",e)}_onHaveAll(){if(!this.hasFast)return this._debug("Error: got have-all whereas fast extension is disabled"),void this.destroy();this._debug("got have-all"),this.peerPieces=new T,this.emit("have-all")}_onHaveNone(){if(!this.hasFast)return this._debug("Error: got have-none whereas fast extension is disabled"),void this.destroy();this._debug("got have-none"),this.emit("have-none")}_onReject(e,t,s){if(!this.hasFast)return this._debug("Error: got reject whereas fast extension is disabled"),void this.destroy();this._debug("got reject index=%d offset=%d length=%d",e,t,s),this._callback(this._pull(this.requests,e,t,s),new Error("request was rejected"),null),this.emit("reject",e,t,s)}_onAllowedFast(e){if(!this.hasFast)return this._debug("Error: got allowed-fast whereas fast extension is disabled"),void this.destroy();this._debug("got allowed-fast %d",e),this.peerAllowedFastSet.includes(e)||this.peerAllowedFastSet.push(e),this.peerAllowedFastSet.length>100&&this.peerAllowedFastSet.shift(),this.emit("allowed-fast",e)}_onExtended(e,t){if(0===e){let e;try{e=i.A.decode(t)}catch(e){this._debug("ignoring invalid extended handshake: %s",e.message||e)}if(!e)return;if(this.peerExtendedHandshake=e,"object"==typeof e.m)for(const t in e.m)this.peerExtendedMapping[t]=Number(e.m[t].toString());for(const e in this._ext)this.peerExtendedMapping[e]&&this._ext[e].onExtendedHandshake(this.peerExtendedHandshake);this._debug("got extended handshake"),this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[e]&&(e=this.extendedMapping[e],this._ext[e]&&this._ext[e].onMessage(t)),this._debug("got extended message ext=%s",e),this.emit("extended",e,t)}_onTimeout(){this._debug("request timed out"),this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")}_write(e,t){if(2===this._encryptionMethod&&this._cryptoHandshakeDone&&(e=this._decrypt(e)),this._bufferSize+=e.length,this._buffer.push(e),this._buffer.length>1&&(this._buffer=[(0,l.xW)(this._buffer,this._bufferSize)]),this._cryptoSyncPattern){const t=this._buffer[0].indexOf(this._cryptoSyncPattern);if(-1!==t)this._buffer[0]=this._buffer[0].slice(t+this._cryptoSyncPattern.length),this._bufferSize-=t+this._cryptoSyncPattern.length,this._cryptoSyncPattern=null;else if(this._bufferSize+e.length>this._waitMaxBytes+this._cryptoSyncPattern.length)return this._debug("Error: could not resynchronize"),void this.destroy()}for(;this._bufferSize>=this._parserSize&&!this._cryptoSyncPattern;)if(0===this._parserSize)this._parser(new Uint8Array);else{const e=this._buffer[0];this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[e.slice(this._parserSize)]:[],this._parser(e.slice(0,this._parserSize))}t(null)}_callback(e,t,s){e&&(this._resetTimeout(!this.peerChoking&&!this._finished),e.callback(t,s))}_resetTimeout(e){if(!e||!this._timeoutMs||!this.requests.length)return clearTimeout(this._timeout),this._timeout=null,void(this._timeoutExpiresAt=null);const t=Date.now()+this._timeoutMs;if(this._timeout){if(t-this._timeoutExpiresAt<.05*this._timeoutMs)return;clearTimeout(this._timeout)}this._timeoutExpiresAt=t,this._timeout=setTimeout((()=>this._onTimeout()),this._timeoutMs),this._timeoutUnref&&this._timeout.unref&&this._timeout.unref()}_parse(e,t){this._parserSize=e,this._parser=t}_parseUntil(e,t){this._cryptoSyncPattern=e,this._waitMaxBytes=t}_onMessageLength(e){const t=new DataView(e.buffer,e.byteOffset,e.byteLength).getUint32(0);t>0?this._parse(t,this._onMessage):(this._onKeepAlive(),this._parse(4,this._onMessageLength))}_onMessage(e){this._parse(4,this._onMessageLength);const t=new DataView(e.buffer,e.byteOffset,e.byteLength);switch(e[0]){case 0:return this._onChoke();case 1:return this._onUnchoke();case 2:return this._onInterested();case 3:return this._onUninterested();case 4:return this._onHave(t.getUint32(1));case 5:return this._onBitField(e.slice(1));case 6:return this._onRequest(t.getUint32(1),t.getUint32(5),t.getUint32(9));case 7:return this._onPiece(t.getUint32(1),t.getUint32(5),e.slice(9));case 8:return this._onCancel(t.getUint32(1),t.getUint32(5),t.getUint32(9));case 9:return this._onPort(t.getUint16(1));case 13:return this._onSuggest(t.getUint32(1));case 14:return this._onHaveAll();case 15:return this._onHaveNone();case 16:return this._onReject(t.getUint32(1),t.getUint32(5),t.getUint32(9));case 17:return this._onAllowedFast(t.getUint32(1));case 20:return this._onExtended(e[1],e.slice(2));default:return this._debug("got unknown message"),this.emit("unknownmessage",e)}}_determineHandshakeType(){this._parse(1,(e=>{const t=e[0];19===t?this._parse(t+48,this._onHandshakeBuffer):this._parsePe1(e)}))}_parsePe1(e){this._parse(95,(t=>{this._onPe1((0,l.xW)([e,t])),this._parsePe3()}))}_parsePe2(){this._parse(96,(e=>{for(this._onPe2(e);!this._setGenerators;);this._parsePe4()}))}async _parsePe3(){const e=await(0,l.tW)((0,l.fk)(this._utfToHex("req1")+this._sharedSecret));this._parseUntil(e,512),this._parse(20,(e=>{for(this._onPe3(e);!this._setGenerators;);this._parsePe3Encrypted()}))}_parsePe3Encrypted(){this._parse(14,(e=>{const t=this._decryptHandshake(e.slice(0,8)),s=this._decryptHandshake(e.slice(8,12)),i=new DataView(this._decryptHandshake(e.slice(12,14)).buffer).getUint16(0);this._parse(i,(e=>{e=this._decryptHandshake(e),this._parse(2,(i=>{const n=new DataView(this._decryptHandshake(i).buffer).getUint16(0);this._parse(n,(i=>{i=this._decryptHandshake(i),this._onPe3Encrypted(t,s,e,i);const r=n?i[0]:null,o=n?i.slice(1,20):null;19===r&&"BitTorrent protocol"===(0,l.dU)(o)?this._onHandshakeBuffer(i.slice(1)):this._parseHandshake()}))}))}))}))}_parsePe4(){const e=this._decryptHandshake(x);this._parseUntil(e,512),this._parse(6,(e=>{const t=this._decryptHandshake(e.slice(0,4)),s=new DataView(this._decryptHandshake(e.slice(4,6)).buffer).getUint16(0);this._parse(s,(e=>{this._decryptHandshake(e),this._onPe4(t),this._parseHandshake(null)}))}))}_parseHandshake(){this._parse(1,(e=>{const t=e[0];if(19!==t)return this._debug("Error: wire not speaking BitTorrent protocol (%s)",t.toString()),void this.end();this._parse(t+48,this._onHandshakeBuffer)}))}_onHandshakeBuffer(e){const t=e.slice(0,19);if("BitTorrent protocol"!==(0,l.dU)(t))return this._debug("Error: wire not speaking BitTorrent protocol (%s)",(0,l.dU)(t)),void this.end();e=e.slice(19),this._onHandshake(e.slice(8,28),e.slice(28,48),{dht:!!(1&e[7]),fast:!!(4&e[7]),extended:!!(16&e[5])}),this._parse(4,this._onMessageLength)}_onFinish(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAliveInterval),this._parse(Number.MAX_VALUE,(()=>{}));this.peerRequests.length;)this.peerRequests.pop();for(;this.requests.length;)this._callback(this.requests.pop(),new Error("wire was 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%s)",t&&(t.message||t)),setTimeout((()=>{if(this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(e){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(e){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,t&&this.emit("error",t),e()}),0))}_setupData(e){if(!e.channel)return this.__destroy(Y(new Error("Data channel event is missing `channel` 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this.__destroy(Y(e,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>X?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=t):t(null)}else this._debug("write before connect"),this._chunk=e,this._cb=t}_onFinish(){if(this.destroyed)return;const e=()=>{setTimeout((()=>this.__destroy()),1e3)};this._connected?e():this.once("connect",e)}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout((()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))}),this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then((e=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(e.sdp=Q(e.sdp)),e.sdp=this.sdpTransform(e.sdp);const t=()=>{if(this.destroyed)return;const t=this._pc.localDescription||e;this._debug("signal"),this.emit("signal",{type:t.type,sdp:t.sdp})};this._pc.setLocalDescription(e).then((()=>{this._debug("createOffer success"),this.destroyed||(this.trickle||this._iceComplete?t():this.once("_iceComplete",t))})).catch((e=>{this.__destroy(Y(e,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((e=>{this.__destroy(Y(e,"ERR_CREATE_OFFER"))}))}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then((e=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(e.sdp=Q(e.sdp)),e.sdp=this.sdpTransform(e.sdp);const t=()=>{if(this.destroyed)return;const t=this._pc.localDescription||e;this._debug("signal"),this.emit("signal",{type:t.type,sdp:t.sdp}),this.initiator||this._requestMissingTransceivers?.()};this._pc.setLocalDescription(e).then((()=>{this.destroyed||(this.trickle||this._iceComplete?t():this.once("_iceComplete",t))})).catch((e=>{this.__destroy(Y(e,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((e=>{this.__destroy(Y(e,"ERR_CREATE_ANSWER"))}))}_onConnectionStateChange(){this.destroyed||this._destroying||"failed"===this._pc.connectionState&&this.__destroy(Y(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const e=this._pc.iceConnectionState,t=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",e,t),this.emit("iceStateChange",e,t),"connected"!==e&&"completed"!==e||(this._pcReady=!0,this._maybeReady()),"failed"===e&&this.__destroy(Y(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===e&&this.__destroy(Y(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(e){const t=e=>("[object Array]"===Object.prototype.toString.call(e.values)&&e.values.forEach((t=>{Object.assign(e,t)})),e);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then((s=>{const i=[];s.forEach((e=>{i.push(t(e))})),e(null,i)}),(t=>e(t))):this._pc.getStats.length>0?this._pc.getStats((s=>{if(this.destroyed)return;const i=[];s.result().forEach((e=>{const s={};e.names().forEach((t=>{s[t]=e.stat(t)})),s.id=e.id,s.type=e.type,s.timestamp=e.timestamp,i.push(t(s))})),e(null,i)}),(t=>e(t))):e(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const e=()=>{this.destroyed||this._destroying||this.getStats(((t,s)=>{if(this.destroyed||this._destroying)return;t&&(s=[]);const i={},n={},r={};let o=!1;s.forEach((e=>{"remotecandidate"!==e.type&&"remote-candidate"!==e.type||(i[e.id]=e),"localcandidate"!==e.type&&"local-candidate"!==e.type||(n[e.id]=e),"candidatepair"!==e.type&&"candidate-pair"!==e.type||(r[e.id]=e)}));const a=e=>{o=!0;let t=n[e.localCandidateId];t&&(t.ip||t.address)?(this.localAddress=t.ip||t.address,this.localPort=Number(t.port)):t&&t.ipAddress?(this.localAddress=t.ipAddress,this.localPort=Number(t.portNumber)):"string"==typeof e.googLocalAddress&&(t=e.googLocalAddress.split(":"),this.localAddress=t[0],this.localPort=Number(t[1])),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let s=i[e.remoteCandidateId];s&&(s.ip||s.address)?(this.remoteAddress=s.ip||s.address,this.remotePort=Number(s.port)):s&&s.ipAddress?(this.remoteAddress=s.ipAddress,this.remotePort=Number(s.portNumber)):"string"==typeof e.googRemoteAddress&&(s=e.googRemoteAddress.split(":"),this.remoteAddress=s[0],this.remotePort=Number(s[1])),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(s.forEach((e=>{"transport"===e.type&&e.selectedCandidatePairId&&a(r[e.selectedCandidatePairId]),("googCandidatePair"===e.type&&"true"===e.googActiveConnection||("candidatepair"===e.type||"candidate-pair"===e.type)&&e.selected)&&a(e)})),o||Object.keys(r).length&&!Object.keys(n).length){if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(t){return this.__destroy(Y(t,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug('sent chunk from "write before connect"');const e=this._cb;this._cb=null,e(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}else setTimeout(e,100)}))};e()}_onInterval(){!this._cb||!this._channel||this._channel.bufferedAmount>X||this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach((e=>{this._pc.removeTrack(e),this._queuedNegotiation=!0})),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(e){this.destroyed||(e.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:e.candidate.candidate,sdpMLineIndex:e.candidate.sdpMLineIndex,sdpMid:e.candidate.sdpMid}}):e.candidate||this._iceComplete||(this._iceComplete=!0,this.emit("_iceComplete")),e.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(e){if(this.destroyed)return;let t=e.data;t instanceof ArrayBuffer?t=new Uint8Array(t):!1===this.__objectMode&&(t=(0,w.L0)(t)),this.push(t)}_onChannelBufferedAmountLow(){if(this.destroyed||!this._cb)return;this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const e=this._cb;this._cb=null,e(null)}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.__destroy())}_debug(){const e=[].slice.call(arguments);e[0]="["+this._id+"] "+e[0],J.apply(null,e)}}Z.WEBRTC_SUPPORT=!!z,Z.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Z.channelConfig={};const ee=Z;var te=n(1035),se=n(7541),ie=n(3278),ne=n(8271),re=n(6686),oe=n(7828),ae=n(6889);const he=/^\[?([^\]]+)]?:(\d+)$/;let le=new Map;function ce(e){if(1e5===le.size&&le.clear(),!le.has(e)){const t=he.exec(e);if(!t)throw new Error(`invalid addr: ${e}`);le.set(e,[t[1],Number(t[2])])}return le.get(e)}var de=n(3033),ue=n(4497);async function*pe(e,t={}){if(e?.[Symbol.asyncIterator])return void(yield*e[Symbol.asyncIterator](t.offset));if(!e?.get)throw new Error("First argument must be an abstract-chunk-store compliant store");const s=t.chunkLength||e.chunkLength;if(!s)throw new Error("missing required `chunkLength` property");let i=t.length||e.length;if(!Number.isFinite(i))throw new Error("missing required `length` property");const n=t.offset||0,r=(t,s,i)=>new Promise(((n,r)=>{e.get(t,{offset:i,length:s},((e,t)=>{e&&r(e),n(t)}))}));let o=Math.floor(n/s);const a=n%s;if(n){const e=Math.min(i,s-a);i-=e,yield r(o++,e,a)}for(let e=i;e>0;++o,e-=s)yield r(o,Math.min(e,s))}async function fe(e,t,s={}){if(!e?.put)throw new Error("First argument must be an abstract-chunk-store compliant store");const i=s.chunkLength||e.chunkLength;if(!i)throw new Error("missing required `chunkLength` property");const n=s.storeMaxOutstandingPuts||16;let r=0,o=0,a=()=>{},h=!1;for await(const l of d(t,i,{zeroPadding:s.zeroPadding||!1}))await new Promise(((t,s)=>{r++<=n&&t(),e.put(o++,l,(e=>{if(e)return s(e);--r,t(),h&&0===r&&a()}))}));0!==r&&(h=new Promise((e=>{a=e})),await h)}var me=n(4018),_e=n(3970),ge=n(3519),ye=n(1551);const we={DEFAULT_ANNOUNCE_PEERS:50,MAX_ANNOUNCE_PEERS:82,parseUrl:e=>{const t=new URL(e.replace(/^udp:/,"http:"));return e.match(/^udp:/)&&Object.defineProperties(t,{href:{value:t.href.replace(/^http/,"udp")},protocol:{value:t.protocol.replace(/^http/,"udp")},origin:{value:t.origin.replace(/^http/,"udp")}}),t},...n.t(ye,2)};var be=n(826),ve=n(61),ke=n(2701);const xe=A("simple-websocket"),Se="function"!=typeof ke?WebSocket:ke;class Ee extends K.Duplex{constructor(e={}){if("string"==typeof e&&(e={url:e}),super(e=Object.assign({allowHalfOpen:!1},e)),this.__objectMode=!!e.objectMode,null!=e.objectMode&&delete e.objectMode,null==e.url&&null==e.socket)throw new Error("Missing required `url` or `socket` option");if(null!=e.url&&null!=e.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=(0,w.V5)((0,w.po)(4)).slice(0,7),this._debug("new websocket: %o",e),this.connected=!1,this._chunk=null,this._cb=null,this._interval=null,e.socket)this.url=e.socket.url,this._ws=e.socket,this.connected=e.socket.readyState===Se.OPEN;else{this.url=e.url;try{this._ws="function"==typeof ke?new Se(e.url,{...e,encoding:void 0}):new Se(e.url)}catch(e){return void y((()=>this.destroy(e)))}}this._ws.binaryType="arraybuffer",e.socket&&this.connected?y((()=>this._handleOpen())):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=e=>this._handleMessage(e),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=e=>this._handleError(e),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(e){this._ws.send(e)}_final(e){this._readableState.ended||this.push(null),e(null)}_destroy(e){if(!this.destroyed){if(this._writableState.ended||this.end(),this.connected=!1,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const e=this._ws,t=()=>{e.onclose=null};if(e.readyState===Se.CLOSED)t();else try{e.onclose=t,e.close()}catch(e){t()}e.onopen=null,e.onmessage=null,e.onerror=()=>{}}this._ws=null,e()}}_write(e,t){if(this.destroyed)return t(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(e)}catch(e){return this.destroy(e)}"function"!=typeof ke&&this._ws.bufferedAmount>65536?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=t):t(null)}else this._debug("write before connect"),this._chunk=e,this._cb=t}_handleOpen(){if(!this.connected&&!this.destroyed){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(e){return this.destroy(e)}this._chunk=null,this._debug('sent chunk from "write before connect"');const e=this._cb;this._cb=null,e(null)}"function"!=typeof ke&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(e){if(this.destroyed)return;let t=e.data;t instanceof ArrayBuffer&&(t=new Uint8Array(t)),!1===this.__objectMode&&(t=(0,w.L0)(t)),this.push(t)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(e){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(this.destroyed)return;const e=()=>{setTimeout((()=>this.destroy()),1e3)};this.connected?e():this.once("connect",e)}_onInterval(){if(!this._cb||!this._ws||this._ws.bufferedAmount>65536)return;this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const e=this._cb;this._cb=null,e(null)}_debug(){const e=[].slice.call(arguments);e[0]="["+this._id+"] "+e[0],xe.apply(null,e)}}Ee.WEBSOCKET_SUPPORT=!!Se;const Ce=class extends r{constructor(e,t){super(),this.client=e,this.announceUrl=t,this.interval=null,this.destroyed=!1}setInterval(e){null==e&&(e=this.DEFAULT_ANNOUNCE_INTERVAL),clearInterval(this.interval),e&&(this.interval=setInterval((()=>{this.announce(this.client._defaultAnnounceOpts())}),e),this.interval.unref&&this.interval.unref())}},Pe=A("bittorrent-tracker:websocket-tracker"),Te={};class Ae extends Ce{constructor(e,t){super(e,t),Pe("new websocket tracker %s",t),this.peers={},this.socket=null,this.reconnecting=!1,this.retries=0,this.reconnectTimer=null,this.expectingResponse=!1,this._openSocket()}announce(e){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.announce(e)}));const t=Object.assign({},e,{action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary});if(this._trackerId&&(t.trackerid=this._trackerId),"stopped"===e.event||"completed"===e.event)this._send(t);else{const s=Math.min(e.numwant,5);this._generateOffers(s,(e=>{t.numwant=s,t.offers=e,this._send(t)}))}}scrape(e){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.scrape(e)}));const t={action:"scrape",info_hash:Array.isArray(e.infoHash)&&e.infoHash.length>0?e.infoHash.map((e=>(0,w.Ht)(e))):e.infoHash&&(0,w.Ht)(e.infoHash)||this.client._infoHashBinary};this._send(t)}destroy(e=Ie){if(this.destroyed)return e(null);this.destroyed=!0,clearInterval(this.interval),clearTimeout(this.reconnectTimer);for(const e in this.peers){const t=this.peers[e];clearTimeout(t.trackerTimeout),t.destroy()}if(this.peers=null,this.socket&&(this.socket.removeListener("connect",this._onSocketConnectBound),this.socket.removeListener("data",this._onSocketDataBound),this.socket.removeListener("close",this._onSocketCloseBound),this.socket.removeListener("error",this._onSocketErrorBound),this.socket=null),this._onSocketConnectBound=null,this._onSocketErrorBound=null,this._onSocketDataBound=null,this._onSocketCloseBound=null,Te[this.announceUrl]&&(Te[this.announceUrl].consumers-=1),Te[this.announceUrl].consumers>0)return e();let t,s=Te[this.announceUrl];if(delete Te[this.announceUrl],s.on("error",Ie),s.once("close",e),!this.expectingResponse)return i();function i(){t&&(clearTimeout(t),t=null),s.removeListener("data",i),s.destroy(),s=null}t=setTimeout(i,we.DESTROY_TIMEOUT),s.once("data",i)}_openSocket(){if(this.destroyed=!1,this.peers||(this.peers={}),this._onSocketConnectBound=()=>{this._onSocketConnect()},this._onSocketErrorBound=e=>{this._onSocketError(e)},this._onSocketDataBound=e=>{this._onSocketData(e)},this._onSocketCloseBound=()=>{this._onSocketClose()},this.socket=Te[this.announceUrl],this.socket)Te[this.announceUrl].consumers+=1,this.socket.connected&&this._onSocketConnectBound();else{const e=new URL(this.announceUrl);let t;this.client._proxyOpts&&(t="wss:"===e.protocol?this.client._proxyOpts.httpsAgent:this.client._proxyOpts.httpAgent,!t&&this.client._proxyOpts.socksProxy&&(t=this.client._proxyOpts.socksProxy)),this.socket=Te[this.announceUrl]=new Ee({url:this.announceUrl,agent:t}),this.socket.consumers=1,this.socket.once("connect",this._onSocketConnectBound)}this.socket.on("data",this._onSocketDataBound),this.socket.once("close",this._onSocketCloseBound),this.socket.once("error",this._onSocketErrorBound)}_onSocketConnect(){this.destroyed||this.reconnecting&&(this.reconnecting=!1,this.retries=0,this.announce(this.client._defaultAnnounceOpts()))}_onSocketData(e){if(!this.destroyed){this.expectingResponse=!1;try{e=JSON.parse((0,w.dU)(e))}catch(e){return void this.client.emit("warning",new Error("Invalid tracker response"))}"announce"===e.action?this._onAnnounceResponse(e):"scrape"===e.action?this._onScrapeResponse(e):this._onSocketError(new Error(`invalid action in WS response: ${e.action}`))}}_onAnnounceResponse(e){if(e.info_hash!==this.client._infoHashBinary)return void Pe("ignoring websocket data from %s for %s (looking for %s: reused socket)",this.announceUrl,(0,w.HB)(e.info_hash),this.client.infoHash);if(e.peer_id&&e.peer_id===this.client._peerIdBinary)return;Pe("received %s from %s for %s",JSON.stringify(e),this.announceUrl,this.client.infoHash);const t=e["failure reason"];if(t)return this.client.emit("warning",new Error(t));const s=e["warning message"];s&&this.client.emit("warning",new Error(s));const i=e.interval||e["min interval"];i&&this.setInterval(1e3*i);const n=e["tracker id"];if(n&&(this._trackerId=n),null!=e.complete){const t=Object.assign({},e,{announce:this.announceUrl,infoHash:(0,w.HB)(e.info_hash)});this.client.emit("update",t)}let r;if(e.offer&&e.peer_id&&(Pe("creating peer (from remote offer)"),r=this._createPeer(),r.id=(0,w.HB)(e.peer_id),r.once("signal",(t=>{const s={action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary,to_peer_id:e.peer_id,answer:t,offer_id:e.offer_id};this._trackerId&&(s.trackerid=this._trackerId),this._send(s)})),this.client.emit("peer",r),r.signal(e.offer)),e.answer&&e.peer_id){const t=(0,w.HB)(e.offer_id);r=this.peers[t],r?(r.id=(0,w.HB)(e.peer_id),this.client.emit("peer",r),r.signal(e.answer),clearTimeout(r.trackerTimeout),r.trackerTimeout=null,delete this.peers[t]):Pe(`got unexpected answer: ${JSON.stringify(e.answer)}`)}}_onScrapeResponse(e){e=e.files||{};const t=Object.keys(e);0!==t.length?t.forEach((t=>{const s=Object.assign(e[t],{announce:this.announceUrl,infoHash:(0,w.HB)(t)});this.client.emit("scrape",s)})):this.client.emit("warning",new Error("invalid scrape response"))}_onSocketClose(){this.destroyed||(this.destroy(),this._startReconnectTimer())}_onSocketError(e){this.destroyed||(this.destroy(),this.client.emit("warning",e),this._startReconnectTimer())}_startReconnectTimer(){const e=Math.floor(3e5*Math.random())+Math.min(1e4*Math.pow(2,this.retries),36e5);this.reconnecting=!0,clearTimeout(this.reconnectTimer),this.reconnectTimer=setTimeout((()=>{this.retries++,this._openSocket()}),e),this.reconnectTimer.unref&&this.reconnectTimer.unref(),Pe("reconnecting socket in %s ms",e)}_send(e){if(this.destroyed)return;this.expectingResponse=!0;const t=JSON.stringify(e);Pe("send %s",t),this.socket.send(t)}_generateOffers(e,t){const s=this,i=[];Pe("generating %s offers",e);for(let t=0;t{i.push({offer:t,offer_id:(0,w.Ht)(e)}),r()})),t.trackerTimeout=setTimeout((()=>{Pe("tracker timeout: destroying peer"),t.trackerTimeout=null,delete s.peers[e],t.destroy()}),5e4),t.trackerTimeout.unref&&t.trackerTimeout.unref()}function r(){i.length===e&&(Pe("generated %s offers",e),t(i))}r()}_createPeer(e){const t=this;e=Object.assign({trickle:!1,config:t.client._rtcConfig,wrtc:t.client._wrtc},e);const s=new ee(e);return s.once("error",i),s.once("connect",(function e(){s.removeListener("error",i),s.removeListener("connect",e)})),s;function i(e){t.client.emit("warning",new Error(`Connection error: ${e.message}`)),s.destroy()}}}function Ie(){}Ae.prototype.DEFAULT_ANNOUNCE_INTERVAL=3e4,Ae._socketPool=Te;const Le=Ae;var Oe=n(717);const Re=A("bittorrent-tracker:client");class He extends r{constructor(e={}){if(super(),!e.peerId)throw new Error("Option `peerId` is required");if(!e.infoHash)throw new Error("Option `infoHash` is required");if(!e.announce)throw new Error("Option `announce` is required");if(!Oe.browser&&!e.port)throw new Error("Option `port` is required");this.peerId="string"==typeof e.peerId?e.peerId:(0,w.V5)(e.peerId),this._peerIdBuffer=(0,w.fk)(this.peerId),this._peerIdBinary=(0,w.Ht)(this.peerId),this.infoHash="string"==typeof e.infoHash?e.infoHash.toLowerCase():(0,w.V5)(e.infoHash),this._infoHashBuffer=(0,w.fk)(this.infoHash),this._infoHashBinary=(0,w.Ht)(this.infoHash),Re("new client %s",this.infoHash),this.destroyed=!1,this._port=e.port,this._getAnnounceOpts=e.getAnnounceOpts,this._rtcConfig=e.rtcConfig,this._userAgent=e.userAgent,this._proxyOpts=e.proxyOpts,this._wrtc="function"==typeof e.wrtc?e.wrtc():e.wrtc;let t="string"==typeof e.announce?[e.announce]:null==e.announce?[]:e.announce;t=t.map((e=>(ArrayBuffer.isView(e)&&(e=(0,w.dU)(e)),"/"===e[e.length-1]&&(e=e.substring(0,e.length-1)),e))),t=Array.from(new Set(t));const s=!1!==this._wrtc&&(!!this._wrtc||ee.WEBRTC_SUPPORT),i=e=>{y((()=>{this.emit("warning",e)}))};this._trackers=t.map((e=>{let t;try{t=we.parseUrl(e)}catch(t){return i(new Error(`Invalid tracker URL: ${e}`)),null}const n=t.port;if(n<0||n>65535)return i(new Error(`Invalid tracker port: ${e}`)),null;const r=t.protocol;return"http:"!==r&&"https:"!==r||"function"!=typeof be?"udp:"===r&&"function"==typeof ve?new ve(this,e):"ws:"!==r&&"wss:"!==r||!s||"ws:"===r&&"undefined"!=typeof window&&"https:"===window.location.protocol?(i(new Error(`Unsupported tracker protocol: ${e}`)),null):new Le(this,e):new be(this,e)})).filter(Boolean)}start(e){(e=this._defaultAnnounceOpts(e)).event="started",Re("send `start` %o",e),this._announce(e),this._trackers.forEach((e=>{e.setInterval()}))}stop(e){(e=this._defaultAnnounceOpts(e)).event="stopped",Re("send `stop` %o",e),this._announce(e)}complete(e){e||(e={}),(e=this._defaultAnnounceOpts(e)).event="completed",Re("send `complete` %o",e),this._announce(e)}update(e){(e=this._defaultAnnounceOpts(e)).event&&delete e.event,Re("send `update` %o",e),this._announce(e)}_announce(e){this._trackers.forEach((t=>{t.announce(e)}))}scrape(e){Re("send `scrape`"),e||(e={}),this._trackers.forEach((t=>{t.scrape(e)}))}setInterval(e){Re("setInterval %d",e),this._trackers.forEach((t=>{t.setInterval(e)}))}destroy(e){if(this.destroyed)return;this.destroyed=!0,Re("destroy");const t=this._trackers.map((e=>t=>{e.destroy(t)}));g(t,e),this._trackers=[],this._getAnnounceOpts=null}_defaultAnnounceOpts(e={}){return null==e.numwant&&(e.numwant=we.DEFAULT_ANNOUNCE_PEERS),null==e.uploaded&&(e.uploaded=0),null==e.downloaded&&(e.downloaded=0),this._getAnnounceOpts&&(e=Object.assign({},e,this._getAnnounceOpts())),e}}He.scrape=(e,t)=>{if(t=ge(t),!e.infoHash)throw new Error("Option `infoHash` is required");if(!e.announce)throw new Error("Option `announce` is required");const s=Object.assign({},e,{infoHash:Array.isArray(e.infoHash)?e.infoHash[0]:e.infoHash,peerId:(0,w.L0)("01234567890123456789"),port:6881}),i=new He(s);i.once("error",t),i.once("warning",t);let n=Array.isArray(e.infoHash)?e.infoHash.length:1;const r={};return i.on("scrape",(e=>{if(n-=1,r[e.infoHash]=e,0===n){i.destroy();const e=Object.keys(r);1===e.length?t(null,r[e[0]]):t(null,r)}})),i.scrape({infoHash:e.infoHash}),i};const Ne=He;n(7936);var Ue=n(2799),Me=n(717);const Fe=A("torrent-discovery");class je extends r.EventEmitter{constructor(e){if(super(),!e.peerId)throw new Error("Option `peerId` is required");if(!e.infoHash)throw new Error("Option `infoHash` is required");if(!Me.browser&&!e.port)throw new Error("Option `port` is required");this.peerId="string"==typeof e.peerId?e.peerId:e.peerId.toString("hex"),this.infoHash="string"==typeof e.infoHash?e.infoHash.toLowerCase():e.infoHash.toString("hex"),this._port=e.port,this._userAgent=e.userAgent,this.destroyed=!1,this._announce=e.announce||[],this._intervalMs=e.intervalMs||9e5,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=e=>{this.emit("warning",e)},this._onError=e=>{this.emit("error",e)},this._onDHTPeer=(e,t)=>{t.toString("hex")===this.infoHash&&this.emit("peer",`${e.host}:${e.port}`,"dht")},this._onTrackerPeer=e=>{this.emit("peer",e,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=(e,t)=>{this.emit("peer",e,"lsd")};const t=(e,t)=>{const s=new _e.Client(t);return s.on("warning",this._onWarning),s.on("error",this._onError),s.listen(e),this._internalDHT=!0,s};!1===e.tracker?this.tracker=null:e.tracker&&"object"==typeof e.tracker?(this._trackerOpts=Object.assign({},e.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),!1===e.dht||"function"!=typeof _e.Client?this.dht=null:e.dht&&"function"==typeof e.dht.addNode?this.dht=e.dht:e.dht&&"object"==typeof e.dht?this.dht=t(e.dhtPort,e.dht):this.dht=t(e.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),!1===e.lsd||"function"!=typeof Ue?this.lsd=null:this.lsd=this._createLSD()}updatePort(e){e!==this._port&&(this._port=e,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy((()=>{this.tracker=this._createTracker()}))))}complete(e){this.tracker&&this.tracker.complete(e)}destroy(e){if(this.destroyed)return;this.destroyed=!0,clearTimeout(this._dhtTimeout);const t=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),t.push((e=>{this.tracker.destroy(e)}))),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),t.push((e=>{this.dht.destroy(e)}))),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),t.push((e=>{this.lsd.destroy(e)}))),g(t,e),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}_createTracker(){const e=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),t=new Ne(e);return t.on("warning",this._onWarning),t.on("error",this._onError),t.on("peer",this._onTrackerPeer),t.on("update",this._onTrackerAnnounce),t.setInterval(this._intervalMs),t.start(),t}_dhtAnnounce(){this._dhtAnnouncing||(Fe("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,(e=>{this._dhtAnnouncing=!1,Fe("dht announce complete"),e&&this.emit("warning",e),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout((()=>{this._dhtAnnounce()}),this._intervalMs+Math.floor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())})))}_createLSD(){const e=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),t=new Ue(e);return t.on("warning",this._onWarning),t.on("error",this._onError),t.on("peer",this._onLSDPeer),t.start(),t}}const Be=je;const De=["seeking position failed.","InvalidStateError"],qe=["A requested file or directory could not be found at the time an operation was processed.","NotFoundError"],We=e=>[`Failed to execute 'write' on 'UnderlyingSinkBase': Invalid params passed. ${e}`,"SyntaxError"];class $e extends WritableStream{constructor(e){super(e),Object.setPrototypeOf(this,FileSystemWritableFileStream.prototype),this._closed=!1}async close(){this._closed=!0;const e=this.getWriter(),t=e.close();return e.releaseLock(),t}seek(e){return this.write({type:"seek",position:e})}truncate(e){return this.write({type:"truncate",size:e})}write(e){if(this._closed)return Promise.reject(new TypeError("Cannot write to a CLOSED writable stream"));const t=this.getWriter(),s=t.write(e);return t.releaseLock(),s}}if(Object.defineProperty($e.prototype,Symbol.toStringTag,{value:"FileSystemWritableFileStream",writable:!1,enumerable:!1,configurable:!0}),Object.defineProperties($e.prototype,{close:{enumerable:!0},seek:{enumerable:!0},truncate:{enumerable:!0},write:{enumerable:!0}}),!globalThis.FileSystemFileHandle||globalThis.FileSystemFileHandle.prototype.createWritable||globalThis.FileSystemWritableFileStream||(globalThis.FileSystemWritableFileStream=$e),globalThis.FileSystemFileHandle&&!globalThis.FileSystemFileHandle.prototype.createWritable){const e=new WeakMap;let t;const s=()=>{let e,t;onmessage=async s=>{const i=s.ports[0],n=s.data;switch(n.type){case"open":{const s=n.name;let i=await navigator.storage.getDirectory();for(const e of n.path)i=await i.getDirectoryHandle(e);e=await i.getFileHandle(s),t=await e.createSyncAccessHandle();break}case"write":t.write(n.data,{at:n.position}),t.flush();break;case"truncate":t.truncate(n.size);break;case"abort":case"close":t.close()}i.postMessage(0)}};globalThis.FileSystemFileHandle.prototype.createWritable=async function(i){if(!t){const e=`(${s.toString()})()`,i=new Blob([e],{type:"text/javascript"});t=URL.createObjectURL(i)}const n=new Worker(t,{type:"module"});let r=0;const o=new TextEncoder;let a=await this.getFile().then((e=>e.size));const h=e=>new Promise(((t,s)=>{const i=new MessageChannel;i.port1.onmessage=e=>{e.data instanceof Error?s(e.data):t(e.data),i.port1.close(),i.port2.close(),i.port1.onmessage=null},n.postMessage(e,[i.port2])})),l=await navigator.storage.getDirectory(),c=await e.get(this),d=await l.resolve(c);if(null===d)throw new DOMException(...qe);return await h({type:"open",path:d,name:this.name}),!1===i?.keepExistingData&&(await h({type:"truncate",size:0}),a=0),new $e({async write(e){if("write"===(e=e?.constructor===Object?{...e}:{type:"write",data:e,position:r}).type){if(!("data"in e))throw await h({type:"close"}),new DOMException(...We("write requires a data argument"));if(e.position??=r,"string"==typeof e.data)e.data=o.encode(e.data);else if(e.data instanceof ArrayBuffer)e.data=new Uint8Array(e.data);else if(e.data instanceof Uint8Array||!ArrayBuffer.isView(e.data)){if(!(e.data instanceof Uint8Array)){const t=await new Response(e.data).arrayBuffer();e.data=new Uint8Array(t)}}else e.data=new Uint8Array(e.data.buffer,e.data.byteOffset,e.data.byteLength);Number.isInteger(e.position)&&e.position>=0&&(r=e.position),r+=e.data.byteLength,a+=e.data.byteLength}else{if("seek"===e.type){if(Number.isInteger(e.position)&&e.position>=0){if(a=0))throw await h({type:"close"}),new DOMException(...We("truncate requires a size argument"));a=e.size,r>a&&(r=a)}}await h(e)},async close(){await h({type:"close"}),n.terminate()},async abort(e){await h({type:"abort",reason:e}),n.terminate()}})};const i=FileSystemDirectoryHandle.prototype.getFileHandle;FileSystemDirectoryHandle.prototype.getFileHandle=async function(...t){const s=await i.call(this,...t);return e.set(s,this),s}}const ze=/[<>:"/\\|?*\u0000-\u001F]/g;globalThis.navigator?.storage?.getDirectory&&navigator.storage.getDirectory().then((e=>{e.removeEntry("chunks",{recursive:!0}).catch((()=>{}))}));const Ve=(e,t)=>{};class Ge{name="";chunks=[];chunkMap=[];directoryMap={};files;rootDirPromise;storageDirPromise;chunksDirPromise;closing=!1;closed=!1;constructor(e,t={}){if(this.chunkLength=Number(e),!this.chunkLength)throw new Error("First argument must be a chunk length");if(!globalThis.navigator?.storage?.getDirectory)throw new Error("FSA API is not supported");if(this.closed=!1,this.name=t.name||crypto.randomUUID(),this.rootDirPromise=t.rootDir||navigator.storage.getDirectory(),this.storageDirPromise=(async()=>(await this.rootDirPromise).getDirectoryHandle(this.name,{create:!0}))(),this.chunksDirPromise=this.storageDirPromise,t.files&&t.rootDir){if(this.chunksDirPromise=this._getChunksDirHandle(),this.files=t.files.map(((e,t,s)=>{if(null==e.path)throw new Error("File is missing `path` property");if(null==e.length)throw new Error("File is missing `length` property");if(null==e.offset)if(0===t)e.offset=0;else{const i=s[t-1];e.offset=i.offset+i.length}null==e.handle&&(e.handle=this._createFileHandle({path:e.path})),e.blob=this._createBlobReference(e.handle);const i=e.offset,n=e.offset+e.length,r=Math.floor(i/this.chunkLength),o=Math.floor((n-1)/this.chunkLength);for(let t=r;t<=o;++t){const s=t*this.chunkLength,r=is+this.chunkLength?this.chunkLength:n-s,a=i>s?0:s-i;this.chunkMap[t]||(this.chunkMap[t]=[]),this.chunkMap[t].push({from:r,to:o,offset:a,file:e})}return e})),window.addEventListener("pagehide",(()=>this.cleanup())),this.length=this.files.reduce(((e,t)=>e+t.length),0),null!=t.length&&t.length!==this.length)throw new Error("total `files` length is not equal to explicit `length` option")}else this.length=Number(t.length)||1/0;this.length!==1/0&&(this.lastChunkLength=this.length%this.chunkLength||this.chunkLength,this.lastChunkIndex=Math.ceil(this.length/this.chunkLength)-1)}async _getChunkHandle(e){let t=this.chunks[e];if(!t){const s=await this.chunksDirPromise;this.chunks[e]=t=await s.getFileHandle(e,{create:!0})}return t}async _createFileHandle(e){const t=e.path.slice(e.path.lastIndexOf("/")+1);return(await this._getDirectoryHandle(e)).getFileHandle(t.replace(ze,""),{create:!0})}async _createBlobReference(e){return(await e).getFile()}async _getDirectoryHandle(e){const t=e.path.lastIndexOf("/");if(-1===t||0===t)return this.storageDirPromise;const s=e.path=e.path.slice(0,t);return this.directoryMap[s]||(this.directoryMap[s]=(async()=>(await this._getDirectoryHandle(e)).getDirectoryHandle(s.slice(s.lastIndexOf("/")+1),{create:!0}))()),this.directoryMap[s]}async _getChunksDirHandle(){const e=await navigator.storage.getDirectory();return(await e.getDirectoryHandle("chunks",{create:!0})).getDirectoryHandle(this.name,{create:!0})}async put(e,t,s=Ve){try{return await this._put(e,t),s(null),null}catch(e){return queueMicrotask((()=>s(e))),e}}async getStreamForHandle(e){return(await e).createWritable({keepExistingData:!0})}async _put(e,t){if(this.closed)throw new Error("Storage is closed");const s=e===this.lastChunkIndex;if(s&&t.length!==this.lastChunkLength)throw new Error(`Last chunk length must be ${this.lastChunkLength}`);if(!s&&t.length!==this.chunkLength)throw new Error(`Chunk length must be ${this.chunkLength}`);const i=(async()=>{const s=await this._getChunkHandle(e),i=await s.createWritable({keepExistingData:!1});await i.write(t),await i.close()})();if(!this.files)return i;const n=this.chunkMap[e];if(!n)throw new Error("No files matching the request range");const r=n.map((async({file:e,offset:s,from:i,to:n})=>{e.stream||(e.stream=this.getStreamForHandle(e.handle)),await(await e.stream).write({type:"write",position:s,data:t.slice(i,n)})}));r.push(i),await Promise.all(r)}async get(e,t,s=Ve){null==t&&(t={});try{const i=await this._get(e,t);return s(null,i),i}catch(e){return s(e),e}}async _get(e,t){if("function"==typeof t)return this.get(e,void 0,t);if(this.closed)throw new Error("Storage is closed");const s=e===this.lastChunkIndex?this.lastChunkLength:this.chunkLength,i=t.offset||0,n=t.length?i+t.length:s,r=t.length||s-i;if(i<0||i<0||n>s)throw new Error("Invalid offset and/or length");if(i===n)return new Uint8Array(0);if(!this.files||this.chunks[e]){const t=await this._getChunkHandle(e);let n=await t.getFile();0===i&&r===s||(n=n.slice(i,r+i));const o=await n.arrayBuffer();if(0===o.byteLength)throw new Error(`Index ${e} does not exist`);return new Uint8Array(o)}let o=this.chunkMap[e];if(!o)throw new Error("No files matching the request range");if(t&&(o=o.filter((({from:e,to:t})=>t>i&&e{t&&(s>n&&(s=n),equeueMicrotask((()=>e(new Error(t)))))(e,"Storage is closed");this.closing=!0,this.chunkMap=void 0,this.directoryMap=void 0,this.files&&await this.cleanup(),this.closed=!0,queueMicrotask((()=>e(null)))}async cleanup(){if(this.closed||!this.files)return;const e=[];for(const t of this.files)t.stream&&(e.push(t.stream.then((e=>e.close()))),t.stream=void 0);const t=(async()=>{const e=await this.chunksDirPromise;this.chunks=[];for await(const t of e.keys())await e.removeEntry(t,{recursive:!0});this.chunksDirPromise=this._getChunksDirHandle(),await this.chunksDirPromise})();await Promise.all(e);for(const e of this.files)e.blob=this._createBlobReference(e.handle);await t}async destroy(e=Ve){this.close((async t=>{if(t)return e(t);try{const e=await this.rootDirPromise;await e.removeEntry(this.name,{recursive:!0})}catch(t){return e(t)}e(null)}))}}var Ke=n(3714),Ye=n(1314);const Je=A("lt_donthave"),Xe=()=>{class e extends r.EventEmitter{constructor(e){super(),this._peerSupports=!1,this._wire=e}onExtendedHandshake(){this._peerSupports=!0}onMessage(e){let t;try{t=new DataView(e.buffer).getUint32(0)}catch(e){return}this._wire.peerPieces.get(t)&&(Je("got donthave %d",t),this._wire.peerPieces.set(t,!1),this.emit("donthave",t),this._failRequests(t))}donthave(e){if(!this._peerSupports)return;Je("donthave %d",e);const t=new Uint8Array(4);new DataView(t.buffer).setUint32(0,e),this._wire.extended("lt_donthave",t)}_failRequests(e){const t=this._wire.requests;for(let s=0;s{class t extends r.EventEmitter{constructor(t){super(),this._wire=t,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new de.A(0,{grow:1e3}),ArrayBuffer.isView(e)&&this.setMetadata(e)}onHandshake(e,t,s){this._infoHash=e}onExtendedHandshake(e){return e.m&&e.m.ut_metadata?e.metadata_size?"number"!=typeof e.metadata_size||1e7this._metadataSize&&(s=this._metadataSize);const i=this.metadata.slice(t,s);this._data(e,i,this._metadataSize)}_onData(e,t,s){t.length>nt||!this._fetching||(this.metadata.set(t,e*nt),this._bitfield.set(e),this._checkDone())}_onReject(e){this._remainingRejects>0&&this._fetching?(this._request(e),this._remainingRejects-=1):this.emit("warning",new Error('Peer sent "reject" too much'))}_requestPieces(){if(this._fetching){this.metadata=new Uint8Array(this._metadataSize);for(let e=0;e0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))}}return t.prototype.name="ut_metadata",t};var ot=n(8878),at=n(1133);const ht=A("webtorrent:file-iterator");class lt extends r{constructor(e,{start:t,end:s}){super(),this._torrent=e._torrent,this._pieceLength=e._torrent.pieceLength,this._startPiece=(t+e.offset)/this._pieceLength|0,this._endPiece=(s+e.offset)/this._pieceLength|0,this._piece=this._startPiece,this._offset=t+e.offset-this._startPiece*this._pieceLength,this._missing=s-t+1,this._criticalLength=Math.min(1048576/this._pieceLength|0,2),this._torrent._select(this._startPiece,this._endPiece,1,null,!0),this.destroyed=!1}[Symbol.asyncIterator](){return this}next(){return new Promise(((e,t)=>{if(0===this._missing||this.destroyed)return e({done:!0}),this.destroy();const s=(i,n)=>{if(!this._torrent.bitfield.get(i)){const e=t=>{(t===i||this.destroyed)&&(this._torrent.removeListener("verified",e),s(i,n))};return this._torrent.on("verified",e),this._torrent.critical(i,i+this._criticalLength)}if(this._torrent.destroyed)return t(new Error("Torrent removed"));this._torrent.store.get(i,n,((s,n)=>this.destroyed?e({done:!0}):(ht("read %s and yielding (length %s) (err %s)",i,n?.length,s?.message),s?t(s):void e({value:n,done:!1}))))},i=Math.min(this._missing,this._pieceLength-this._offset);s(this._piece++,{length:i,offset:this._offset}),this._missing-=i,this._offset=0}))}async return(){return this.destroy(),{done:!0}}async throw(e){throw e}destroy(e=()=>{},t){this.destroyed||(this.destroyed=!0,this._torrent.destroyed||this._torrent._deselect(this._startPiece,this._endPiece,!0),this.emit("return"),e(t))}}class ct extends r{constructor(e,t){super(),this._torrent=e,this._destroyed=!1,this._fileStreams=new Set,this._iterators=new Set,this.name=t.name,this.path=t.path,this.length=t.length,this.size=t.length,this.type=at.getType(this.name)||"application/octet-stream",this.offset=t.offset,this.done=!1;const s=t.offset,i=s+t.length-1;this._startPiece=s/this._torrent.pieceLength|0,this._endPiece=i/this._torrent.pieceLength|0,0===this.length&&(this.done=!0,this.emit("done")),this._client=e.client}get downloaded(){if(this._destroyed||!this._torrent.bitfield)return 0;const{pieces:e,bitfield:t,pieceLength:s,lastPieceLength:i}=this._torrent,{_startPiece:n,_endPiece:r}=this,o=n=>{const r=n===e.length-1?i:s;return t.get(n)?r:r-e[n].missing};let a=0;for(let t=n;t<=r;t+=1){const h=o(t);if(a+=h,t===n){const e=this.offset%s;a-=Math.min(e,h)}if(t===r){const t=(r===e.length-1?i:s)-(this.offset+this.length)%s;a-=Math.min(t,h)}}return a}get progress(){return this.length?this.downloaded/this.length:0}select(e){0!==this.length&&this._torrent.select(this._startPiece,this._endPiece,e)}deselect(){0!==this.length&&this._torrent.deselect(this._startPiece,this._endPiece)}[Symbol.asyncIterator](e={}){if(0===this.length)return async function*(){}();const{start:t=0}=e??{},s=e?.end&&e.end{this._iterators.delete(i)})),i}createReadStream(e){const t=this[Symbol.asyncIterator](e),s=K.Readable.from(t);return this._fileStreams.add(s),s.once("close",(()=>{this._fileStreams.delete(s)})),s}async arrayBuffer(e={}){const{start:t=0}=e,s=e?.end&&e.end{t=this[Symbol.asyncIterator](e)},async pull(e){const{value:s,done:i}=await t.next();i?e.close():e.enqueue(s)},cancel(){t.return()}})}get streamURL(){if(!this._client._server)throw new Error("No server created");return`${this._client._server.pathname}/${this._torrent.infoHash}/${this.path}`}streamTo(e){return e.src=this.streamURL,e}includes(e){return this._startPiece<=e&&this._endPiece>=e}_destroy(){this._destroyed=!0,this._torrent=null;for(const e of this._fileStreams)e.destroy();this._fileStreams.clear();for(const e of this._iterators)e.destroy();this._iterators.clear()}}var dt=n(5658);class ut{constructor(e){this._torrent=e,this._numPieces=e.pieces.length,this._pieces=new Array(this._numPieces),this._onWire=e=>{this.recalculate(),this._initWire(e)},this._onWireHave=e=>{this._pieces[e]+=1},this._onWireBitfield=()=>{this.recalculate()},this._torrent.wires.forEach((e=>{this._initWire(e)})),this._torrent.on("wire",this._onWire),this.recalculate()}getRarestPiece(e){let t=[],s=1/0;for(let i=0;i{this._cleanupWireEvents(e)})),this._torrent=null,this._pieces=null,this._onWire=null,this._onWireHave=null,this._onWireBitfield=null}_initWire(e){e._onClose=()=>{this._cleanupWireEvents(e);for(let t=0;t{const i=await(0,w.tW)(e,"hex");if(this.destroyed)return;this.handshake(t,i);const n=this._torrent.pieces.length,r=new de.A(n);for(let e=0;e<=n;e++)r.set(e,!0);this.bitfield(r)})),this.once("interested",(()=>{_t("interested"),this.unchoke()})),this.on("uninterested",(()=>{_t("uninterested")})),this.on("choke",(()=>{_t("choke")})),this.on("unchoke",(()=>{_t("unchoke")})),this.on("bitfield",(()=>{_t("bitfield")})),this.lt_donthave.on("donthave",(()=>{_t("donthave")})),this.on("request",((e,t,s,i)=>{_t("request pieceIndex=%d offset=%d length=%d",e,t,s),this.httpRequest(e,t,s,((t,s)=>{if(t){this.lt_donthave.donthave(e);const t=setTimeout((()=>{this.destroyed||this.have(e)}),1e4);t.unref&&t.unref()}i(t,s)}))}))}async httpRequest(e,t,s,i){i=ge(i);const n=e*this._torrent.pieceLength+t,r=n+s-1,o=this._torrent.files;let a,h;if(o.length<=1)a=[{url:this.url,start:n,end:r}];else{const e=o.filter((e=>e.offset<=r&&e.offset+e.length>n));if(e.length<1)return i(new Error("Could not find file corresponding to web seed range request"));a=e.map((e=>{const t=e.offset+e.length-1;return{url:this.url+("/"===this.url[this.url.length-1]?"":"/")+e.path.replace(this._torrent.path,""),fileOffsetInRange:Math.max(e.offset-n,0),start:Math.max(n-e.offset,0),end:Math.min(t,r-e.offset)}}))}try{h=await Promise.all(a.map((async({start:i,end:n,url:r})=>{_t("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",r,e,t,s,i,n);const o=await R(r,{cache:"no-store",method:"GET",headers:{"Cache-Control":"no-store","user-agent":`WebTorrent/${mt} (https://webtorrent.io)`,range:`bytes=${i}-${n}`},signal:AbortSignal.timeout(6e4)});if(!o.ok)throw new Error(`Unexpected HTTP status code ${o.status}`);const a=new Uint8Array(await o.arrayBuffer());return _t("Got data of length %d",a.length),a})))}catch(e){return i(e)}i(null,(0,w.xW)(h))}destroy(){super.destroy(),this._torrent=null}}class yt{_items=[];remove(e){for(let t=0;t=0&&0!==e.from&&i.push(n);const r={...s,from:e.to+1};r.to-r.from>=0&&i.push(r),this._items.splice(t,1,...i),t=t-1+i.length}else kt(e,s)&&(this._items.splice(t,1),t--)}}insert(e){if(e.from>e.to)throw new Error("Invalid interval");if(!e.isStreamSelection){const{notify:t}=e,s=[];for(const t of this._items)t.notify&&xt(e,t)&&s.push(t.notify);s.length>0&&(e.notify=()=>{s.forEach((e=>e())),t?.()}),this.remove(e)}this._items.push(e)}sort(e=(e,t)=>e.from-t.from){this._items.sort(e)}get length(){return this._items.length}get(e){return this._items[e]}swap(e,t){const s=this._items[e];this._items[e]=this._items[t],this._items[t]=s}clear(){this._items.length=0}*[Symbol.iterator](){for(let e=0;e{this._items.splice(e,1),e--},yield t,delete t.remove}}}function wt(e,t){return e.from<=t.to&&e.from>t.from&&e.to>t.to}function bt(e,t){return e.to>=t.from&&e.to=t.from&&e.to<=t.to&&i=t.to}const xt=(e,t)=>()=>wt(e,t)||bt(e,t)||vt(e,t)||kt(e,t);var St=n(717);const Et=A("webtorrent:torrent"),Ct=5e3,Pt=3*tt.BLOCK_LENGTH,Tt=St.browser?me().length:2,At=[1e3,5e3,15e3],It=`WebTorrent/${mt} (https://webtorrent.io)`,Lt=globalThis.navigator?.storage?.getDirectory&&globalThis.FileSystemFileHandle?.prototype?.createWritable,Ot=!St.browser||Lt?Ge:Qe;let Rt;try{Rt=h(re.statSync("/tmp")&&"/tmp","webtorrent")}catch(e){Rt=h("function"==typeof ae.tmpdir?ae.tmpdir():"/","webtorrent")}const Ht="undefined"!=typeof window&&"function"==typeof window.requestIdleCallback&&window.requestIdleCallback;class Nt extends r{constructor(e,t,s){super(),this._debugId="unknown infohash",this.client=t,this.announce=s.announce,this.urlList=s.urlList,this.path=s.path||Rt,this.addUID=s.addUID||!1,this.rootDir=s.rootDir||null,this.skipVerify=!!s.skipVerify,this._startupBitfield=s.bitfield,this._store=s.store||Ot,this._preloadedStore=s.preloadedStore||null,this._storeCacheSlots=void 0!==s.storeCacheSlots?s.storeCacheSlots:20,this._destroyStoreOnDestroy=s.destroyStoreOnDestroy||!1,this.store=null,this.storeOpts=s.storeOpts,this.alwaysChokeSeeders=s.alwaysChokeSeeders??!0,this._getAnnounceOpts=s.getAnnounceOpts,"boolean"==typeof s.private&&(this.private=s.private),this.strategy=s.strategy||"sequential",this.maxWebConns=s.maxWebConns||4,this._rechokeNumSlots=!1===s.uploads||0===s.uploads?0:+s.uploads||10,this._rechokeOptimisticWire=null,this._rechokeOptimisticTime=0,this._rechokeIntervalId=null,this._noPeersIntervalId=null,this._noPeersIntervalTime=s.noPeersIntervalTime?1e3*s.noPeersIntervalTime:3e4,this._startAsDeselected=s.deselect||!1,this.ready=!1,this.destroyed=!1,this.paused=s.paused||!1,this.done=!1,this.metadata=null,this.files=[],this.pieces=[],this._amInterested=!1,this._selections=new yt,this._critical=[],this.wires=[],this._queue=[],this._peers={},this._peersLength=0,this.received=0,this.uploaded=0,this._downloadSpeed=te(),this._uploadSpeed=te(),this._servers=[],this._xsRequests=[],this._fileModtimes=s.fileModtimes,null!==e&&this._onTorrentId(e),this._debug("new torrent")}get timeRemaining(){return this.done?0:0===this.downloadSpeed?1/0:(this.length-this.downloaded)/this.downloadSpeed*1e3}get downloaded(){if(!this.bitfield)return 0;let e=0;for(let t=0,s=this.pieces.length;t{this.destroyed||this._onParsedTorrent(t)}))):j(e,((e,t)=>{if(!this.destroyed)return e?this._destroy(e):void this._onParsedTorrent(t)}))}_onParsedTorrent(e){if(!this.destroyed){if(this._processParsedTorrent(e),!this.infoHash)return this._destroy(new Error("Malformed torrent data: No info hash"));this._rechokeIntervalId=setInterval((()=>{this._rechoke()}),1e4),this._rechokeIntervalId.unref&&this._rechokeIntervalId.unref(),this.emit("_infoHash",this.infoHash),this.destroyed||(this.emit("infoHash",this.infoHash),this.destroyed||(this.client.listening?this._onListening():this.client.once("listening",(()=>{this._onListening()}))))}}_processParsedTorrent(e){this._debugId=(0,w.V5)(e.infoHash).substring(0,7),void 0!==this.private&&(e.private=this.private),Array.isArray(this.announce)&&(e.announce=e.announce.concat(this.announce)),this.client.tracker&&Array.isArray(this.client.tracker.announce)&&!e.private&&(e.announce=e.announce.concat(this.client.tracker.announce)),this.client.tracker&&globalThis.WEBTORRENT_ANNOUNCE&&!e.private&&(e.announce=e.announce.concat(globalThis.WEBTORRENT_ANNOUNCE)),this.urlList&&(e.urlList=e.urlList.concat(this.urlList)),e.announce=Array.from(new Set(e.announce)),e.urlList=Array.from(new Set(e.urlList)),Object.assign(this,e),this.magnetURI=W(e),this.torrentFile=function(e){const t={info:e.info};return t["announce-list"]=(e.announce||[]).map((e=>(t.announce||(t.announce=e),[e=(0,w.L0)(e)]))),t["url-list"]=e.urlList||[],void 0!==e.private&&(t.private=Number(e.private)),e.created&&(t["creation date"]=e.created.getTime()/1e3|0),e.createdBy&&(t["created by"]=e.createdBy),e.comment&&(t.comment=e.comment),c.A.encode(t)}(e)}_onListening(){this.destroyed||(this.info?this._onMetadata(this):(this.xs&&this._getMetadataFromServer(),this._startDiscovery()))}_startDiscovery(){if(this.discovery||this.destroyed)return;let e=this.client.tracker;e&&(e=Object.assign({},this.client.tracker,{getAnnounceOpts:()=>{if(this.destroyed)return;const e={uploaded:this.uploaded,downloaded:this.downloaded,left:Math.max(this.length-this.downloaded,0)};return this.client.tracker.getAnnounceOpts&&Object.assign(e,this.client.tracker.getAnnounceOpts()),this._getAnnounceOpts&&Object.assign(e,this._getAnnounceOpts()),e}})),this.peerAddresses&&this.peerAddresses.forEach((e=>this.addPeer(e,dt.default.SOURCE_MANUAL))),this.discovery=new Be({infoHash:this.infoHash,announce:this.announce,peerId:this.client.peerId,dht:!this.private&&this.client.dht,tracker:e,port:this.client.torrentPort,userAgent:It,lsd:this.client.lsd}),this.discovery.on("error",(e=>{this._destroy(e)})),this.discovery.on("peer",((e,t)=>{this._debug("peer %s discovered via %s",e,t),this.client.seedOutgoingConnections||!this.done?this.addPeer(e,t):this._debug("discovery ignoring peer %s: torrent is done and seedOutgoingConnections is false",e)})),this.discovery.on("trackerAnnounce",(()=>{this.emit("trackerAnnounce")})),this.discovery.on("dhtAnnounce",(()=>{this.emit("dhtAnnounce")})),this.discovery.on("warning",(e=>{this.emit("warning",e)})),this._noPeersIntervalId=setInterval((()=>{if(this.destroyed)return;const e={[dt.default.SOURCE_TRACKER]:{enabled:!!this.client.tracker,numPeers:0},[dt.default.SOURCE_DHT]:{enabled:!!this.client.dht,numPeers:0},[dt.default.SOURCE_LSD]:{enabled:!!this.client.lsd,numPeers:0},[dt.default.SOURCE_UT_PEX]:{enabled:this.client.utPex&&"function"==typeof ot,numPeers:0}};for(const t of Object.values(this._peers)){const s=e[t.source];void 0!==s&&s.numPeers++}for(const t of Object.keys(e)){const s=e[t];s.enabled&&0===s.numPeers&&this.emit("noPeers",t)}}),this._noPeersIntervalTime),this._noPeersIntervalId.unref&&this._noPeersIntervalId.unref()}_getMetadataFromServer(){const e=this,t=Array.isArray(this.xs)?this.xs:[this.xs];e._xsRequestsController=new AbortController;const s=e._xsRequestsController.signal,i=t.map((t=>i=>{!async function(t,i){if(0!==t.indexOf("http://")&&0!==t.indexOf("https://"))return e.emit("warning",new Error(`skipping non-http xs param: ${t}`)),i(null);const n={method:"GET",headers:{"user-agent":It},signal:s};let r,o,a;try{r=await R(t,n)}catch(s){return e.emit("warning",new Error(`http error from xs param: ${t}`)),i(null)}if(e.destroyed)return i(null);if(e.metadata)return i(null);if(200!==r.status)return e.emit("warning",new Error(`non-200 status code ${r.status} from xs param: ${t}`)),i(null);try{o=new Uint8Array(await r.arrayBuffer())}catch(t){return e.emit("warning",t),i(null)}try{a=await q(o)}catch(e){}if(!a)return e.emit("warning",new Error(`got invalid torrent file from xs param: ${t}`)),i(null);if(a.infoHash!==e.infoHash)return e.emit("warning",new Error(`got torrent file with incorrect info hash from xs param: ${t}`)),i(null);e._onMetadata(a),i(null)}(t,i)}));g(i)}async _onMetadata(e){if(this.metadata||this.destroyed)return;let t;if(this._debug("got metadata"),this._xsRequestsController?.abort(),this._xsRequestsController=null,e&&e.infoHash)t=e;else try{t=await q(e)}catch(e){return this._destroy(e)}this._processParsedTorrent(t),this.metadata=this.torrentFile,this.client.enableWebSeeds&&this.urlList.forEach((e=>{this.addWebSeed(e)})),this._rarityMap=new ut(this),this.files=this.files.map((e=>new ct(this,e)));let s=this._preloadedStore;if(s||(s=new this._store(this.pieceLength,{...this.storeOpts,torrent:this,path:this.path,files:this.files,length:this.length,name:this.name+" - "+this.infoHash.slice(0,8),addUID:this.addUID,rootDir:this.rootDir,max:this._storeCacheSlots})),this._storeCacheSlots>0&&!(s instanceof Qe)&&(s=new ue(s,{max:this._storeCacheSlots})),this.store=new Ke(s),this.so&&!this._startAsDeselected?this.files.forEach(((e,t)=>{this.so.includes(t)&&this.files[t].select()})):0===this.pieces.length||this._startAsDeselected||this.select(0,this.pieces.length-1,0),this._hashes=this.pieces,this._hasStartupBitfield=this._startupBitfield&&this._startupBitfield.length===Math.ceil(this.pieces.length/8)&&!this.skipVerify,this.bitfield=new de.A(this._hasStartupBitfield?new Uint8Array(this._startupBitfield):this.pieces.length),this._reservations=this._hasStartupBitfield?this.pieces.map(((e,t)=>this.bitfield.get(t)?null:[])):this.pieces.map((()=>[])),this.pieces=this.pieces.map(((e,t)=>{if(this._hasStartupBitfield&&this.bitfield.get(t))return null;const s=t===this.pieces.length-1?this.lastPieceLength:this.pieceLength;return new tt(s)})),this.emit("metadata"),!this.destroyed)if(this.skipVerify)this._markAllVerified(),this._onStore();else{const e=e=>{if(e)return this._destroy(e);this._debug("done verifying"),this._onStore()};this._debug("verifying existing torrent data"),this._fileModtimes&&this._store===Ge?this.getFileModtimes(((t,s)=>{if(t)return this._destroy(t);this.files.map(((e,t)=>s[t]===this._fileModtimes[t])).every((e=>e))?(this._markAllVerified(),this._onStore()):this._verifyPieces(e)})):this._verifyPieces(e)}}getFileModtimes(e){const t=[];Ze(this.files.map(((e,s)=>i=>{const n=this.addUID?h(this.name+" - "+this.infoHash.slice(0,8)):h(this.path,e.path);re.stat(n,((e,n)=>{if(e&&"ENOENT"!==e.code)return i(e);t[s]=n&&n.mtime.getTime(),i(null)}))})),Tt,(s=>{this._debug("done getting file modtimes"),e(s,t)}))}_verifyPiece(e,t){if(this.destroyed)return t(new Error("torrent is destroyed"));const s={};e===this.pieces.length-1&&(s.length=this.lastPieceLength),this.store.get(e,s,(async(s,i)=>{if(this.destroyed)return t(new Error("torrent is destroyed"));if(s)return y((()=>t(null,!1)));const n=await(0,w.tW)(i,"hex");if(this.destroyed)return t(new Error("torrent is destroyed"));t(null,n===this._hashes[e])}))}_verifyPiecesUsingBitfield(e){const t=new Set,s=new Map;for(const e of this.files){let i=2,n=null;for(let t=e._startPiece;t<=e._endPiece;++t)this.bitfield.get(t)&&(i&&(n=t,i--),s.has(t)||s.set(t,[]),s.get(t).push(e));null!==n&&t.add(n)}this._verifyPiecesUsingHash([...t],(i=>{if(i)return e(i);const n=new Set;for(const e of t)if(!this.bitfield.get(e)){const t=s.get(e);for(const e of t)n.add(e)}if(n.size){const t=[];for(const e of n)for(let s=e._startPiece;s<=e._endPiece;++s)-1===t.indexOf(s)&&t.push(s);return this._verifyPiecesUsingHash(t,e)}e(null)}))}_verifyPiecesUsingHash(e,t){Ze(e.map(((e,t)=>s=>{const i=Number.isInteger(e)?e:t;this._verifyPiece(i,((e,t)=>{if(e)return s(e);t?(this._debug("piece verified %s",i),this._markVerified(i)):(this._markUnverified(i),this._debug("piece invalid %s",i)),s(null)}))})),Tt,t)}_verifyPieces(e){if(this._hasStartupBitfield)return this._verifyPiecesUsingBitfield(e);this._verifyPiecesUsingHash(this.pieces,e)}rescanFiles(e){if(this.destroyed)throw new Error("torrent is destroyed");e||(e=Mt),this._verifyPiecesUsingHash(this.pieces,(t=>{if(t)return this._destroy(t),e(t);this._checkDone(),e(null)}))}_markAllVerified(){for(let e=0;ee))return!0;return!1}_onStore(){this.destroyed||(this._debug("on store"),this._startDiscovery(),this.ready=!0,this.emit("ready"),this._checkDone(),this._updateSelections(),this.wires.forEach((e=>{e.ut_metadata&&e.ut_metadata.setMetadata(this.metadata),this._onWireWithMetadata(e)})))}destroy(e,t){if("function"==typeof e)return this.destroy(null,e);this._destroy(null,e,t)}_destroy(e,t,s){if("function"==typeof t)return this._destroy(e,null,t);if(this.destroyed)return;this.destroyed=!0,this._debug("destroy"),this.client._remove(this),this._selections.clear(),clearInterval(this._rechokeIntervalId),clearInterval(this._noPeersIntervalId),this._xsRequestsController?.abort(),this._rarityMap&&this._rarityMap.destroy();for(const e in this._peers)this.removePeer(e);for(const e of this.files)e instanceof ct&&e._destroy();const i=this._servers.map((e=>t=>{e.destroy(t)}));if(this.discovery&&i.push((e=>{this.discovery.destroy(e)})),this.store){let e=this._destroyStoreOnDestroy;t&&void 0!==t.destroyStore&&(e=t.destroyStore),i.push((t=>{e?this.store.destroy(t):this.store.close(t)}))}g(i,s),e&&(0===this.listenerCount("error")?this.client.emit("error",e):this.emit("error",e)),this.emit("close"),this.client=null,this.files=[],this.discovery=null,this.store=null,this._rarityMap=null,this._peers=null,this._servers=null,this._xsRequests=null,this._queue=null}addPeer(e,t){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.infoHash)throw new Error("addPeer() must not be called before the `infoHash` event");let s;if("string"==typeof e){let t;try{t=ce(e)}catch(t){return this._debug("ignoring peer: invalid %s",e),this.emit("invalidPeer",e),!1}s=t[0]}else"string"==typeof e.remoteAddress&&(s=e.remoteAddress);if(this.client.blocked&&s&&this.client.blocked.contains(s))return this._debug("ignoring peer: blocked %s",e),"string"!=typeof e&&e.destroy(),this.emit("blockedPeer",e),!1;const i=this.client.utp&&this._isIPv4(s)?"utp":"tcp",n=!!this._addPeer(e,i,t);return n?this.emit("peer",e):this.emit("invalidPeer",e),n}_addPeer(e,t,s){if(this.destroyed)return"string"!=typeof e&&e.destroy(),null;if("string"==typeof e&&!this._validAddr(e))return this._debug("ignoring peer: invalid %s",e),null;const i=e&&e.id||e;if(this._peers[i])return this._debug("ignoring peer: duplicate (%s)",i),"string"!=typeof e&&e.destroy(),null;if(this.paused)return this._debug("ignoring peer: torrent is paused"),"string"!=typeof e&&e.destroy(),null;let n;return this._debug("add peer %s",i),n="string"==typeof e?"utp"===t?dt.default.createUTPOutgoingPeer(e,this,this.client.throttleGroups,s):dt.default.createTCPOutgoingPeer(e,this,this.client.throttleGroups,s):dt.default.createWebRTCPeer(e,this,this.client.throttleGroups,s),this._registerPeer(n),"string"==typeof e&&(this._queue.push(n),this._drain()),n}addWebSeed(e){if(this.destroyed)throw new Error("torrent is destroyed");let t,s;if("string"==typeof e){if(t=e,!/^https?:\/\/.+/.test(t))return this.emit("warning",new Error(`ignoring invalid web seed: ${t}`)),void this.emit("invalidPeer",t);if(this._peers[t])return this.emit("warning",new Error(`ignoring duplicate web seed: ${t}`)),void this.emit("invalidPeer",t);s=new gt(t,this)}else{if(!e||"string"!=typeof e.connId)return void this.emit("warning",new Error("addWebSeed must be passed a string or connection object with id property"));if(s=e,t=s.connId,this._peers[t])return this.emit("warning",new Error(`ignoring duplicate web seed: ${t}`)),void this.emit("invalidPeer",t)}this._debug("add web seed %s",t);const i=dt.default.createWebSeedPeer(s,t,this,this.client.throttleGroups);this._registerPeer(i),this.emit("peer",t)}_addIncomingPeer(e){return this.destroyed?e.destroy(new Error("torrent is destroyed")):this.paused?e.destroy(new Error("torrent is paused")):(this._debug("add incoming peer %s",e.id),void this._registerPeer(e))}_registerPeer(e){e.on("download",(e=>{this.destroyed||(this.received+=e,this._downloadSpeed(e),this.client._downloadSpeed(e),this.emit("download",e),this.destroyed||this.client.emit("download",e))})),e.on("upload",(e=>{this.destroyed||(this.uploaded+=e,this._uploadSpeed(e),this.client._uploadSpeed(e),this.emit("upload",e),this.destroyed||this.client.emit("upload",e))})),this._peers[e.id]=e,this._peersLength+=1}removePeer(e){const t=e?.id||e;e&&!e.id&&(e=this._peers?.[t]),e&&(e.destroy(),this.destroyed||(this._debug("removePeer %s",t),delete this._peers[t],this._peersLength-=1,this._drain()))}_select(e=0,t=this.pieces.length-1,s,i,n=!1){if(this.destroyed)throw new Error("torrent is destroyed");if(e<0||tt.priority-e.priority)),this._updateSelections()}select(e,t,s,i){this._select(e,t,s,i,!1)}_deselect(e,t,s=!1){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("deselect %s-%s",e,t),this._selections.remove({from:e,to:t,isStreamSelection:s}),this._updateSelections()}deselect(e,t){this._deselect(e,t,!1)}critical(e,t){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("critical %s-%s",e,t);for(let s=e;s<=t;++s)this._critical[s]=!0;this._updateSelections()}_onWire(e,t){if(this._debug("got wire %s (%s)",e._debugId,t||"Unknown"),this.wires.push(e),t){const s=ce(t);e.remoteAddress=s[0],e.remotePort=s[1]}this.client.dht&&this.client.dht.listening&&e.on("port",(s=>{if(!this.destroyed&&!this.client.dht.destroyed){if(!e.remoteAddress)return this._debug("ignoring PORT from peer with no address");if(0===s||s>65536)return this._debug("ignoring invalid PORT from peer");this._debug("port: %s (from %s)",s,t),this.client.dht.addNode({host:e.remoteAddress,port:s})}})),e.on("timeout",(()=>{this._debug("wire timeout (%s)",t),e.destroy()})),"webSeed"!==e.type&&e.setTimeout(3e4,!0),e.setKeepAlive(!0),e.use(rt(this.metadata)),e.ut_metadata.on("warning",(e=>{this._debug("ut_metadata warning: %s",e.message)})),this.metadata||(e.ut_metadata.on("metadata",(e=>{this._debug("got metadata via ut_metadata"),this._onMetadata(e)})),e.ut_metadata.fetch()),this.client.utPex&&"function"==typeof ot&&!this.private&&(e.use(ot()),e.ut_pex.on("peer",(e=>{this.client.seedOutgoingConnections||!this.done?(this._debug("ut_pex: got peer: %s (from %s)",e,t),this.addPeer(e,dt.default.SOURCE_UT_PEX)):this._debug("ut_pex ignoring peer %s: torrent is done and seedOutgoingConnections is false",e)})),e.ut_pex.on("dropped",(e=>{const s=this._peers[e];s&&!s.connected&&(this._debug("ut_pex: dropped peer: %s (from %s)",e,t),this.removePeer(e))})),e.once("close",(()=>{e.ut_pex.reset()}))),e.use(Xe()),this.emit("wire",e,t),this.ready&&y((()=>{this._onWireWithMetadata(e)}))}_onWireWithMetadata(e){let t=null;const s=()=>{this.destroyed||e.destroyed||(this._numQueued>2*(this._numConns-this.numPeers)&&e.amInterested?e.destroy():(t=setTimeout(s,Ct),t.unref&&t.unref()))};let i;const n=()=>{if(e.peerPieces.buffer.length===this.bitfield.buffer.length){for(i=0;i{n(),this._update(),this._updateWireInterest(e)})),e.on("have",(()=>{n(),this._update(),this._updateWireInterest(e)})),e.lt_donthave.on("donthave",(()=>{n(),this._update(),this._updateWireInterest(e)})),e.on("have-all",(()=>{e.isSeeder=!0,this.alwaysChokeSeeders&&e.choke(),this._update(),this._updateWireInterest(e)})),e.on("have-none",(()=>{e.isSeeder=!1,this._update(),this._updateWireInterest(e)})),e.on("allowed-fast",(e=>{this._update()})),e.once("interested",(()=>{e.unchoke()})),e.once("close",(()=>{clearTimeout(t)})),e.on("choke",(()=>{clearTimeout(t),t=setTimeout(s,Ct),t.unref&&t.unref()})),e.on("unchoke",(()=>{clearTimeout(t),this._update()})),e.on("request",((t,s,i,n)=>{if(i>131072)return e.destroy();this.pieces[t]||this.store.get(t,{offset:s,length:i},n)})),e.hasFast&&this._hasAllPieces()?e.haveAll():e.hasFast&&this._hasNoPieces()?e.haveNone():e.bitfield(this.bitfield),this._updateWireInterest(e),e.peerExtensions.dht&&this.client.dht&&this.client.dht.listening&&e.port(this.client.dht.address().port),"webSeed"!==e.type&&(t=setTimeout(s,Ct),t.unref&&t.unref()),e.isSeeder=!1,n()}_updateSelections(){this.ready&&!this.destroyed&&(y((()=>{this._gcSelections()})),this._updateInterest(),this._update())}_gcSelections(){for(const e of this._selections){const t=e.offset;for(;this.bitfield.get(e.from+e.offset)&&e.from+e.offsetthis._updateWireInterest(e))),e!==this._amInterested&&(this._amInterested?this.emit("interested"):this.emit("uninterested"))}_updateWireInterest(e){let t=!1;for(let s=0;sthis._updateWireWrapper()),{timeout:250}):this._updateWireWrapper()}_updateWireWrapper(){if(this.destroyed)return;const e=st(this.wires);let t;for(;t=e();)this._updateWire(t)}_updateWire(e){if(e.destroyed)return!1;const t=this,s=Ut(e,.5);if(e.requests.length>=s)return;const i=Ut(e,1);if(e.peerChoking)e.hasFast&&e.peerAllowedFastSet.length>0&&!this._hasMorePieces(e.peerAllowedFastSet.length-1)&&function(){if(e.requests.length>=i)return!1;for(const s of e.peerAllowedFastSet){if(e.peerPieces.get(s)&&!t.bitfield.get(s))for(;t._request(e,s,!1)&&e.requests.length=i.from+i.offset;--r)if(e.peerPieces.get(r)&&t._request(e,r,!1))return}}();o(!1)||o(!0)}function n(t,s,i,n){return r=>r>=t&&r<=s&&!(r in i)&&e.peerPieces.get(r)&&(!n||n(r))}function r(e){let s=e;for(let i=e;i=i)return!0;const o=function(){const s=e.downloadSpeed()||1;if(s>Pt)return()=>!0;const i=Math.max(1,e.requests.length)*tt.BLOCK_LENGTH/s;let n=10,r=0;return e=>{if(!n||t.bitfield.get(e))return!0;let o=t.pieces[e].missing;for(;r0))return n--,!1}return!0}}();for(let a=0;a({wire:e,random:Math.random()}))).sort(((e,t)=>{const s=e.wire,i=t.wire;return s.downloadSpeed()!==i.downloadSpeed()?s.downloadSpeed()-i.downloadSpeed():s.uploadSpeed()!==i.uploadSpeed()?s.uploadSpeed()-i.uploadSpeed():s.amChoking!==i.amChoking?s.amChoking?-1:1:e.random-t.random})).map((e=>e.wire));this._rechokeOptimisticTime<=0?this._rechokeOptimisticWire=null:this._rechokeOptimisticTime-=1;let t=0;for(;e.length>0&&t0){const t=e.filter((e=>e.peerInterested));if(t.length>0){const e=t[(s=t.length,Math.random()*s|0)];e.unchoke(),this._rechokeOptimisticWire=e,this._rechokeOptimisticTime=2}}var s;e.filter((e=>e!==this._rechokeOptimisticWire)).forEach((e=>e.choke()))}_hotswap(e,t){const s=e.downloadSpeed();if(s=Pt||(2*a>s||a>o||(n=t,o=a))}if(!n)return!1;for(r=0;r=o)return!1;const a=i.pieces[t];let h=r?a.reserveRemaining():a.reserve();if(-1===h&&s&&i._hotswap(e,t)&&(h=r?a.reserveRemaining():a.reserve()),-1===h)return!1;let l=i._reservations[t];l||(l=i._reservations[t]=[]);let c=l.indexOf(null);-1===c&&(c=l.length),l[c]=e;const d=a.chunkOffset(h),u=r?a.chunkLengthRemaining(h):a.chunkLength(h);function p(){y((()=>{i._update()}))}return e.request(t,d,u,(async function s(n,o){if(i.destroyed)return;if(!i.ready)return i.once("ready",(()=>{s(n,o)}));if(l[c]===e&&(l[c]=null),a!==i.pieces[t])return p();if(n)return i._debug("error getting piece %s (offset: %s length: %s) from %s: %s",t,d,u,`${e.remoteAddress}:${e.remotePort}`,n.message),r?a.cancelRemaining(h):a.cancel(h),void p();if(i._debug("got piece %s (offset: %s length: %s) from %s",t,d,u,`${e.remoteAddress}:${e.remotePort}`),!a.set(h,o,e))return p();const f=a.flush(),m=await(0,w.tW)(f,"hex");i.destroyed||(m===i._hashes[t]?(i._debug("piece verified %s",t),i.store.put(t,f,(e=>{e?i._destroy(e):(i.pieces[t]=null,i._markVerified(t),i.wires.forEach((e=>{e.have(t)})),i._checkDone(),p())}))):(i.pieces[t]=new tt(a.length),i.emit("warning",new Error(`Piece ${t} failed verification`)),p()))})),!0}_checkDone(){if(this.destroyed)return;this.files.forEach((e=>{if(!e.done){for(let t=e._startPiece;t<=e._endPiece;++t)if(!this.bitfield.get(t))return;e.done=!0,e.emit("done"),this._debug(`file done: ${e.name}`)}}));const e=this.files.every((e=>e.done));return!this.done&&e?(this.done=!0,this._debug(`torrent done: ${this.infoHash}`),this.emit("done"),this.destroyed||this.discovery.complete()):this.done&&!e&&(this.done=!1,this.discovery.tracker?.start()),this._gcSelections(),e}async load(e,t){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.ready)return this.once("ready",(()=>{this.load(e,t)}));Array.isArray(e)||(e=[e]),t||(t=Mt);try{await fe(this.store,_(e),{chunkLength:this.pieceLength}),this._markAllVerified(),this._checkDone(),t(null)}catch(e){return t(e),e}}pause(){this.destroyed||(this._debug("pause"),this.paused=!0)}resume(){this.destroyed||(this._debug("resume"),this.paused=!1,this._drain())}_debug(){const e=[].slice.call(arguments);e[0]=`[${this.client?this.client._debugId:"No Client"}] [${this._debugId}] ${e[0]}`,Et(...e)}_drain(){if(this._debug("_drain numConns %s maxConns %s",this._numConns,this.client.maxConns),"function"!=typeof oe.connect||this.destroyed||this.paused||this._numConns>=this.client.maxConns)return;this._debug("drain (%s queued, %s/%s peers)",this._numQueued,this.numPeers,this.client.maxConns);const e=this._queue.shift();if(!e)return;this._debug("%s connect attempt to %s",e.type,e.addr);const t=ce(e.addr),s={host:t[0],port:t[1]};this.client.utp&&e.type===dt.default.TYPE_UTP_OUTGOING?e.conn=pt.connect(s.port,s.host):e.conn=oe.connect(s);const i=e.conn;i.once("connect",(()=>{this.destroyed||e.onConnect()})),i.once("error",(t=>{e.destroy(t)})),e.startConnectTimeout(),i.on("close",(()=>{if(this.destroyed)return;if(e.retries>=At.length){if(this.client.utp){const t=this._addPeer(e.addr,"tcp",e.source);t&&(t.retries=0)}else this._debug("conn %s closed: will not re-add (max %s attempts)",e.addr,At.length);return}const t=At[e.retries];this._debug("conn %s closed: will re-add to queue in %sms (attempt %s)",e.addr,t,e.retries+1);const s=setTimeout((()=>{if(this.destroyed)return;const t=ce(e.addr)[0],s=this.client.utp&&this._isIPv4(t)?"utp":"tcp",i=this._addPeer(e.addr,s,e.source);i&&(i.retries=e.retries+1)}),t);s.unref&&s.unref()}))}_validAddr(e){let t;try{t=ce(e)}catch(e){return!1}const s=t[0],i=t[1];return i>0&&i<65535&&!("127.0.0.1"===s&&i===this.client.torrentPort)}_isIPv4(e){return/^((?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])[.]){3}(?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])$/.test(e)}}function Ut(e,t){let s=2+Math.ceil(t*e.downloadSpeed()/tt.BLOCK_LENGTH);if(e.peerExtendedHandshake){const t=e.peerExtendedHandshake.reqq;"number"==typeof t&&t>0&&(s=Math.min(s,t))}return s}function Mt(){}var Ft=n(4043),jt=n(580),Bt=n(815),Dt=n(2878);class qt{constructor(e,t={}){this.client=e,t.origin||(t.origin="*"),this.opts=t,this.pendingReady=new Set}static serveIndexPage(e,t,s){const i=t.map((e=>`
  • \n \n ${jt(e.name)}\n \n (${jt(e.length)} bytes)\n
    • `)).join("
    ");return e.status=200,e.headers["Content-Type"]="text/html",e.body=zt("WebTorrent",`

    WebTorrent

    \n
      ${i}
    `),e}isOriginAllowed(e){return!1!==this.opts.origin&&("*"===this.opts.origin||e.headers.origin===this.opts.origin)}static serveMethodNotAllowed(e){return e.status=405,e.headers["Content-Type"]="text/html",e.body=zt("405 - Method Not Allowed","

    405 - Method Not Allowed

    "),e}static serve404Page(e){return e.status=404,e.headers["Content-Type"]="text/html",e.body=zt("404 - Not Found","

    404 - Not Found

    "),e}static serveTorrentPage(e,t,s){const i=e.files.map((t=>`
  • \n \n ${jt(t.path)}\n \n (${jt(t.length)} bytes)\n
    • `)).join("
    ");return t.status=200,t.headers["Content-Type"]="text/html",t.body=zt(`${jt(e.name)} - WebTorrent`,`

    ${jt(e.name)}

    \n
      ${i}
    `),t}static serveOptionsRequest(e,t){return t.status=204,t.headers["Access-Control-Max-Age"]="600",t.headers["Access-Control-Allow-Methods"]="GET,HEAD",e.headers["access-control-request-headers"]&&(t.headers["Access-Control-Allow-Headers"]=e.headers["access-control-request-headers"]),t}static serveFile(e,t,s){s.status=200,s.headers.Expires="0",s.headers["Cache-Control"]="no-cache, no-store, must-revalidate, max-age=0",s.headers["Accept-Ranges"]="bytes",s.headers["Content-Type"]=e.type,s.headers["transferMode.dlna.org"]="Streaming",s.headers["contentFeatures.dlna.org"]="DLNA.ORG_OP=01;DLNA.ORG_CI=0;DLNA.ORG_FLAGS=01700000000000000000000000000000","document"===t.destination?(s.headers["Content-Type"]="application/octet-stream",s.headers["Content-Disposition"]=`attachment; filename*=UTF-8''${Vt(e.name)}`,s.body="DOWNLOAD"):s.headers["Content-Disposition"]=`inline; filename*=UTF-8''${Vt(e.name)}`;let i=Dt(e.length,t.headers.range||"");if(Array.isArray(i)?(s.status=206,i=i[0],s.headers["Content-Range"]=`bytes ${i.start}-${i.end}/${e.length}`,s.headers["Content-Length"]=i.end-i.start+1):(s.statusCode=200,i=null,s.headers["Content-Length"]=e.length),"GET"===t.method){const n=e[Symbol.asyncIterator](i);let r=null;e.emit("iterator",{iterator:n,req:t,file:e},(e=>{r=e}));const o=K.Readable.from(r||n);let a=null;e.emit("stream",{stream:o,req:t,file:e},(e=>{a=Bt(o,e)})),s.body=a||o}else s.body=!1;return s}async onRequest(e,t){let s=new URL(e.url,"http://example.com").pathname;s=s.slice(s.indexOf(this.pathname)+this.pathname.length+1);const i={headers:{"X-Content-Type-Options":"nosniff","Content-Security-Policy":"base-uri 'none'; frame-ancestors 'none'; form-action 'none';"}};if(this.isOriginAllowed(e)&&(i.headers["Access-Control-Allow-Origin"]="*"===this.opts.origin?"*":e.headers.origin),"favicon.ico"===s)return t(qt.serve404Page(i));if("OPTIONS"===e.method)return this.isOriginAllowed(e)?t(qt.serveOptionsRequest(e,i)):t(qt.serveMethodNotAllowed(i));const n=async()=>{this.pendingReady.delete(n);const e=await r();t(e)},r=async()=>{if(""===s)return qt.serveIndexPage(i,this.client.torrents,this.pathname);let[t,...n]=s.split("/");n=decodeURI(n.join("/"));const r=await this.client.get(t);if(!t||!r)return qt.serve404Page(i);if(!n)return qt.serveTorrentPage(r,i,this.pathname);const o=r.files.find((e=>e.path.replace(/\\/g,"/")===n));return o?qt.serveFile(o,e,i):qt.serve404Page(i)};if("GET"===e.method||"HEAD"===e.method){if(this.client.ready){const e=await r();return t(e)}return this.pendingReady.add(n),void this.client.once("ready",n)}return t(qt.serveMethodNotAllowed(i))}close(e=()=>{}){this.closed=!0,this.pendingReady.forEach((e=>{this.client.removeListener("ready",e)})),this.pendingReady.clear(),y(e)}destroy(e=()=>{}){this.closed?y(e):this.close(e),this.client=null}}class Wt extends qt{constructor(e,t){super(e,t),this.server=Ft.createServer(),this._listen=this.server.listen,this.server.listen=this.listen.bind(this),this._close=this.server.close,this.server.close=this.close.bind(this),this.sockets=new Set,this.closed=!1,this.pathname=t?.pathname||"/webtorrent"}wrapRequest(e,t){return this.opts.hostname&&e.headers.host!==`${this.opts.hostname}:${this.server.address().port}`?e.destroy():new URL(e.url,"http://example.com").pathname.startsWith(this.pathname)?void this.onRequest(e,(({status:e,headers:s,body:i})=>{t.writeHead(e,s),i?._readableState||i?._writableState?Bt(i,t):t.end(i)})):e.destroy()}onConnection(e){e.setTimeout(36e6),this.sockets.add(e),e.once("close",(()=>{this.sockets.delete(e)}))}address(){return this.server.address()}listen(...e){return this.closed=!1,this.server.on("connection",this.onConnection.bind(this)),this.server.on("request",this.wrapRequest.bind(this)),this._listen.apply(this.server,e)}close(e=()=>{}){this.server.removeAllListeners("connection"),this.server.removeAllListeners("request"),this.server.removeAllListeners("listening"),super.close(),this._close.call(this.server,e)}destroy(e){this.sockets.forEach((e=>{e.destroy()})),super.destroy(e)}}class $t extends qt{constructor(e,t){super(e,t),this.registration=t.controller,this.workerKeepAliveInterval=null,this.workerPortCount=0;const s=new URL(t.controller.scope);this.pathname=s.pathname+"webtorrent",this._address={port:s.port,family:"IPv4",address:s.hostname},this.boundHandler=this.wrapRequest.bind(this),navigator.serviceWorker.addEventListener("message",this.boundHandler),fetch(`${this.pathname}/cancel/`).then((e=>{e.body.cancel()}))}wrapRequest(e){const t=e.data;if("webtorrent"===!t?.type||!t.url)return null;const[s]=e.ports;this.onRequest(t,(({status:e,headers:t,body:i})=>{const n=i[Symbol.asyncIterator]?.(),r=()=>{s.onmessage=null,i?.destroy&&i.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};s.onmessage=async e=>{if(e.data){let e;try{e=(await n.next()).value}catch(e){}s.postMessage(e),e||r(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval((()=>fetch(`${this.pathname}/keepalive/`)),2e4))}else r()},this.workerPortCount++,s.postMessage({status:e,headers:t,body:n?"STREAM":i})}))}listen(e,t){t()}address(){return this._address}close(e){navigator.serviceWorker.removeEventListener("message",this.boundHandler),super.close(e)}destroy(e){super.destroy(e)}}function zt(e,t){return`\n \n \n \n \n ${e}\n \n \n ${t}\n \n \n `}function Vt(e){return encodeURIComponent(e).replace(/['()]/g,escape).replace(/\*/g,"%2A").replace(/%(?:7C|60|5E)/g,unescape)}const Gt=A("webtorrent"),Kt=mt.replace(/\d*./g,(e=>("0"+e%100).slice(-2))).slice(0,4),Yt=`-WW${Kt}-`;class Jt extends r{constructor(e={}){super(),"string"==typeof e.peerId?this.peerId=e.peerId:ArrayBuffer.isView(e.peerId)?this.peerId=(0,w.V5)(e.peerId):this.peerId=(0,w.V5)((0,w.L0)(Yt+(0,w.NJ)((0,w.po)(9)))),this.peerIdBuffer=(0,w.fk)(this.peerId),"string"==typeof e.nodeId?this.nodeId=e.nodeId:ArrayBuffer.isView(e.nodeId)?this.nodeId=(0,w.V5)(e.nodeId):this.nodeId=(0,w.V5)((0,w.po)(20)),this.nodeIdBuffer=(0,w.fk)(this.nodeId),this._debugId=this.peerId.substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=e.torrentPort||0,this.dhtPort=e.dhtPort||0,this.tracker=void 0!==e.tracker?e.tracker:{},this.lsd=!1!==e.lsd,this.utPex=!1!==e.utPex,this.natUpnp=e.natUpnp??!0,this.natPmp=e.natPmp??!0,this.torrents=[],this.maxConns=Number(e.maxConns)||55,this.utp=Jt.UTP_SUPPORT&&!1!==e.utp,this.seedOutgoingConnections=e.seedOutgoingConnections??!0,this._downloadLimit=Math.max("number"==typeof e.downloadLimit?e.downloadLimit:-1,-1),this._uploadLimit=Math.max("number"==typeof e.uploadLimit?e.uploadLimit:-1,-1),(this.natUpnp||this.natPmp)&&"function"==typeof ie&&(this.natTraversal=new ie({enableUPNP:this.natUpnp,enablePMP:this.natPmp,upnpPermanentFallback:"permanent"===e.natUpnp})),!0===e.secure&&Promise.resolve().then(n.bind(n,5658)).then((({enableSecure:e})=>e())),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new se.ThrottleGroup({rate:Math.max(this._downloadLimit,0),enabled:this._downloadLimit>=0}),up:new se.ThrottleGroup({rate:Math.max(this._uploadLimit,0),enabled:this._uploadLimit>=0})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof ne?this._connPool=new ne(this):y((()=>{this._onListening()})),this._downloadSpeed=te(),this._uploadSpeed=te(),!1!==e.dht&&"function"==typeof I.Client?(this.dht=new I.Client(Object.assign({},{nodeId:this.nodeId},e.dht)),this.dht.once("error",(e=>{this._destroy(e)})),this.dht.once("listening",(()=>{const e=this.dht.address();e&&(this.dhtPort=e.port,this.natTraversal&&this.natTraversal.map({publicPort:this.dhtPort,privatePort:this.dhtPort,protocol:"udp",description:"WebTorrent DHT"}).catch((e=>{Gt("error mapping DHT port via UPnP/PMP: %o",e)})))})),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==e.webSeeds;const t=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof L&&null!=e.blocklist?L(e.blocklist,{headers:{"user-agent":`WebTorrent/${mt} (https://webtorrent.io)`}},((e,s)=>{if(e)return console.error(`Failed to load blocklist: ${e.message}`);this.blocked=s,t()})):y(t)}createServer(e,t){if(this.destroyed)throw new Error("torrent is destroyed");if(this._server)throw new Error("server already created");if("undefined"!=typeof window&&"node"!==t||"browser"===t){if(!(e?.controller instanceof ServiceWorkerRegistration))throw new Error("Invalid worker registration");if("activated"!==e.controller.active.state)throw new Error("Worker isn't activated");return this._server=new $t(this,e),this._server}return this._server=new Wt(this,e),this._server}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const e=this.torrents.filter((e=>1!==e.progress));return e.reduce(((e,t)=>e+t.downloaded),0)/(e.reduce(((e,t)=>e+(t.length||0)),0)||1)}get ratio(){return this.torrents.reduce(((e,t)=>e+t.uploaded),0)/(this.torrents.reduce(((e,t)=>e+t.received),0)||1)}async get(e){if(e instanceof Nt){if(this.torrents.includes(e))return e}else{const t=this.torrents;let s;try{s=await q(e)}catch(e){}if(!s)return null;if(!s.infoHash)throw new Error("Invalid torrent identifier");for(const e of t)if(e.infoHash===s.infoHash)return e}return null}add(e,t={},s=()=>{}){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof t&&([t,s]=[{},t]);const i=()=>{if(!this.destroyed)for(const e of this.torrents)if(e.infoHash===r.infoHash&&e!==r)return r._destroy(new Error(`Cannot add duplicate torrent ${r.infoHash}`)),void s(e)},n=()=>{this.destroyed||(s(r),this.emit("torrent",r))};this._debug("add"),t=t?Object.assign({},t):{};const r=new Nt(e,this,t);return this.torrents.push(r),r.once("_infoHash",i),r.once("ready",n),r.once("close",(function e(){r.removeListener("_infoHash",i),r.removeListener("ready",n),r.removeListener("close",e)})),this.emit("add",r),r}seed(e,t,s){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof t&&([t,s]=[{},t]),this._debug("seed"),(t=t?Object.assign({},t):{}).skipVerify=!0;const i="string"==typeof e;i&&(t.path=function(e){if(o(e),0===e.length)return".";let t=e.charCodeAt(0);const s=47===t;let i=-1,n=!0;for(let s=e.length-1;s>=1;--s)if(t=e.charCodeAt(s),47===t){if(!n){i=s;break}}else n=!1;return-1===i?s?"/":".":s&&1===i?"//":e.slice(0,i)}(e)),t.createdBy||(t.createdBy=`WebTorrent/${Kt}`);const n=e=>{this._debug("on seed"),"function"==typeof s&&s(e),e.emit("seed"),this.emit("seed",e)},r=this.add(null,t,(e=>{const s=[s=>{if(i||t.preloadedStore)return s();e.load(a,s)}];this.dht&&s.push((t=>{e.once("dhtAnnounce",t)})),g(s,(t=>{if(!this.destroyed)return t?e._destroy(t):void n(e)}))}));let a;var h;return h=e,"undefined"!=typeof FileList&&h instanceof FileList?e=Array.from(e):Array.isArray(e)||(e=[e]),g(e.map((e=>async s=>{if(!t.preloadedStore&&function(e){return"object"==typeof e&&null!=e&&"function"==typeof e.pipe}(e)){const t=[];try{for await(const s of e)t.push(s)}catch(e){return s(e)}const i=(0,w.xW)(t);i.name=e.name,s(null,i)}else s(null,e)})),((e,i)=>{if(!this.destroyed)return e?r._destroy(e):void function(e,t,s){"function"==typeof t&&([t,s]=[s,t]),x(e,t=t?Object.assign({},t):{},s)}(i,t,((e,n)=>{if(!this.destroyed){if(e)return r._destroy(e);a=n.map((e=>e.getStream)),T(i,t,(async(e,t)=>{if(this.destroyed)return;if(e)return r._destroy(e);const i=await this.get(t);i?(console.warn("A torrent with the same id is already being seeded"),r._destroy(),"function"==typeof s&&s(i)):r._onTorrentId(t)}))}}))})),r}async remove(e,t,s){if("function"==typeof t)return this.remove(e,null,t);this._debug("remove");const i=await this.get(e);if(!i)throw new Error(`No torrent with id ${e}`);this._remove(i,t,s)}_remove(e,t,s){if(!e)return;if("function"==typeof t)return this._remove(e,null,t);const i=this.torrents.indexOf(e);-1!==i&&(this.torrents.splice(i,1),e.destroy(t,s),this.dht&&this.dht._tables.remove(e.infoHash),this.emit("remove",e))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(e){return e=Number(e),!(isNaN(e)||!isFinite(e)||e<-1)&&(this._downloadLimit=e,this._downloadLimit<0?this.throttleGroups.down.setEnabled(!1):(this.throttleGroups.down.setEnabled(!0),void this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(e){return e=Number(e),!(isNaN(e)||!isFinite(e)||e<-1)&&(this._uploadLimit=e,this._uploadLimit<0?this.throttleGroups.up.setEnabled(!1):(this.throttleGroups.up.setEnabled(!0),void this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(e){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,e)}_destroy(e,t){this._debug("client destroy"),this.destroyed=!0;const s=this.torrents.map((e=>t=>{e.destroy(t)}));this._connPool&&s.push((e=>{this._connPool.destroy(e)})),this.dht&&s.push((e=>{this.dht.destroy(e)})),this._server&&s.push((e=>{this._server.destroy(e)})),this.natTraversal&&s.push((e=>{this.natTraversal.destroy().then((()=>e()))})),g(s,t),e&&this.emit("error",e),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const e=this._connPool.tcpServer.address();e&&(this.torrentPort=e.port,this.natTraversal&&this.natTraversal.map({publicPort:this.torrentPort,privatePort:this.torrentPort,protocol:this.utp?null:"tcp",description:"WebTorrent Torrent"}).catch((e=>{Gt("error mapping WebTorrent port via UPnP/PMP: %o",e)})))}this.emit("listening")}_debug(){const e=[].slice.call(arguments);e[0]=`[${this._debugId}] ${e[0]}`,Gt(...e)}async _getByHash(e){for(const t of this.torrents)if(t.infoHashHash||(t.infoHashHash=await(0,w.tW)((0,w.fk)("72657132"+t.infoHash),"hex")),e===t.infoHashHash)return t;return null}}Jt.WEBRTC_SUPPORT=ee.WEBRTC_SUPPORT,Jt.UTP_SUPPORT=ne.UTP_SUPPORT,Jt.VERSION=mt;export{Jt as default}; +var e,t,s={61:()=>{},405:e=>{e.exports=async function*(e){for(let t of e)"function"==typeof t&&(t=t()),yield*t}},580:e=>{var t=/["'&<>]/;e.exports=function(e){var s,i=""+e,n=t.exec(i);if(!n)return i;var r="",o=0,a=0;for(o=n.index;o{s.r(t),s.d(t,{addListener:()=>u,argv:()=>a,binding:()=>S,browser:()=>r,chdir:()=>E,cwd:()=>k,emit:()=>g,env:()=>o,listeners:()=>v,nextTick:()=>b,off:()=>f,on:()=>d,once:()=>p,prependListener:()=>y,prependOnceListener:()=>w,removeAllListeners:()=>_,removeListener:()=>m,title:()=>n,umask:()=>x,version:()=>h,versions:()=>l});var i=s(9596);const n="browser",r=!0,o={},a=[],h="",l={};function c(){}const d=c,u=c,p=c,f=c,m=c,_=c,g=c,y=c,w=c,b=(e,...t)=>i((()=>e(...t))),v=e=>[],k=()=>"/",x=()=>0,S=e=>{throw new 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%s)",this.type,this.id,e&&(e.message||e)),clearTimeout(this.connectTimeout),clearTimeout(this.handshakeTimeout);const t=this.swarm,s=this.conn,i=this.wire;this.swarm=null,this.conn=null,this.wire=null,t&&i&&r(t.wires,t.wires.indexOf(i)),s&&(s.on("error",(()=>{})),s.destroy()),i&&i.destroy(),t&&t.removePeer(this.id)}}_.TYPE_TCP_INCOMING=h,_.TYPE_TCP_OUTGOING=l,_.TYPE_UTP_INCOMING=c,_.TYPE_UTP_OUTGOING=d,_.TYPE_WEBRTC="webrtc",_.TYPE_WEBSEED=u,_.SOURCE_MANUAL="manual",_.SOURCE_TRACKER="tracker",_.SOURCE_DHT="dht",_.SOURCE_LSD="lsd",_.SOURCE_UT_PEX="ut_pex",_.createWebRTCPeer=(e,t,s,i=null)=>{const n=new _(e.id,"webrtc");if(n.conn=e,n.swarm=t,n.throttleGroups=s,n.source=i,n.conn.connected)n.onConnect();else{const e=()=>{n.conn.removeListener("connect",t),n.conn.removeListener("error",s)},t=()=>{e(),n.onConnect()},s=t=>{e(),n.destroy(t)};n.conn.once("connect",t),n.conn.once("error",s),n.startConnectTimeout()}return n},_.createTCPIncomingPeer=(e,t)=>_._createIncomingPeer(e,h,t),_.createUTPIncomingPeer=(e,t)=>_._createIncomingPeer(e,c,t),_.createTCPOutgoingPeer=(e,t,s,i)=>_._createOutgoingPeer(e,t,l,s,i),_.createUTPOutgoingPeer=(e,t,s,i)=>_._createOutgoingPeer(e,t,d,s,i),_._createIncomingPeer=(e,t,s)=>{const i=`${e.remoteAddress}:${e.remotePort}`,n=new _(i,t);return n.conn=e,n.addr=i,n.throttleGroups=s,n.onConnect(),n},_._createOutgoingPeer=(e,t,s,i,n=null)=>{const r=new _(e,s);return r.addr=e,r.swarm=t,r.throttleGroups=i,r.source=n,r},_.createWebSeedPeer=(e,t,s,i)=>{const n=new _(t,u);return n.swarm=s,n.conn=e,n.throttleGroups=i,n.onConnect(),n}},5809:e=>{e.exports=class{constructor(e){if(!(e>0)||e-1&e)throw new Error("Max size for a FixedFIFO should be a power of two");this.buffer=new Array(e),this.mask=e-1,this.top=0,this.btm=0,this.next=null}clear(){this.top=this.btm=0,this.next=null,this.buffer.fill(void 0)}push(e){return void 0===this.buffer[this.top]&&(this.buffer[this.top]=e,this.top=this.top+1&this.mask,!0)}shift(){const e=this.buffer[this.btm];if(void 0!==e)return this.buffer[this.btm]=void 0,this.btm=this.btm+1&this.mask,e}peek(){return this.buffer[this.btm]}isEmpty(){return void 0===this.buffer[this.btm]}}},6080:(e,t,s)=>{const i=s(5809);e.exports=class{constructor(e){this.hwm=e||16,this.head=new i(this.hwm),this.tail=this.head,this.length=0}clear(){this.head=this.tail,this.head.clear(),this.length=0}push(e){if(this.length++,!this.head.push(e)){const t=this.head;this.head=t.next=new i(2*this.head.buffer.length),this.head.push(e)}}shift(){0!==this.length&&this.length--;const e=this.tail.shift();if(void 0===e&&this.tail.next){const e=this.tail.next;return this.tail.next=null,this.tail=e,this.tail.shift()}return e}peek(){const e=this.tail.peek();return void 0===e&&this.tail.next?this.tail.next.peek():e}isEmpty(){return 0===this.length}}},6310:e=>{function t(e,t){for(const s in t)Object.defineProperty(e,s,{value:t[s],enumerable:!0,configurable:!0});return e}e.exports=function(e,s,i){if(!e||"string"==typeof e)throw new TypeError("Please pass an Error to err-code");i||(i={}),"object"==typeof s&&(i=s,s=""),s&&(i.code=s);try{return t(e,i)}catch(s){i.message=e.message,i.stack=e.stack;const n=function(){};n.prototype=Object.create(Object.getPrototypeOf(e));return t(new n,i)}}},6458:(e,t,s)=>{s.d(t,{A:()=>I});var i=s(988),n=s(3033),r=s(7264),o=s(7833),a=s(8727),h=s(8179),l=s(9639),c=s(1035),d=s(1314);const u=o("bittorrent-protocol"),p=(0,l.L0)("BitTorrent protocol"),f=new Uint8Array([0,0,0,0]),m=new Uint8Array([0,0,0,1,0]),_=new Uint8Array([0,0,0,1,1]),g=new Uint8Array([0,0,0,1,2]),y=new Uint8Array([0,0,0,1,3]),w=[0,0,0,0,0,0,0,0],b=[0,0,0,3,9,0,0],v=new Uint8Array([0,0,0,1,14]),k=new Uint8Array([0,0,0,1,15]),x=new Uint8Array([0,0,0,0,0,0,0,0]),S=new Uint8Array([0,0,1,2]),E=new Uint8Array([0,0,0,2]);function C(e,t){for(let s=e.length;s--;)e[s]^=t[s];return e}class P{constructor(e,t,s,i){this.piece=e,this.offset=t,this.length=s,this.callback=i}}class T{constructor(){this.buffer=new Uint8Array}get(e){return!0}set(e){}}class A extends h.Duplex{constructor(e=null,t=0,s=!1){super(),this._debugId=(0,l.V5)((0,l.po)(4)),this._debug("new wire"),this.peerId=null,this.peerIdBuffer=null,this.type=e,this.amChoking=!0,this.amInterested=!1,this.peerChoking=!0,this.peerInterested=!1,this.peerPieces=new n.A(0,{grow:4e5}),this.extensions={},this.peerExtensions={},this.requests=[],this.peerRequests=[],this.extendedMapping={},this.peerExtendedMapping={},this.extendedHandshake={},this.peerExtendedHandshake={},this.hasFast=!1,this.allowedFastSet=[],this.peerAllowedFastSet=[],this._ext={},this._nextExt=1,this.uploaded=0,this.downloaded=0,this.uploadSpeed=c(),this.downloadSpeed=c(),this._keepAliveInterval=null,this._timeout=null,this._timeoutMs=0,this._timeoutExpiresAt=null,this._finished=!1,this._parserSize=0,this._parser=null,this._buffer=[],this._bufferSize=0,this._peEnabled=s,s?(this._dh=r.createDiffieHellman("ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a36210000000000090563","hex",2),this._myPubKey=this._dh.generateKeys("hex")):this._myPubKey=null,this._peerPubKey=null,this._sharedSecret=null,this._peerCryptoProvide=[],this._cryptoHandshakeDone=!1,this._cryptoSyncPattern=null,this._waitMaxBytes=null,this._encryptionMethod=null,this._encryptGenerator=null,this._decryptGenerator=null,this._setGenerators=!1,this.once("finish",(()=>this._onFinish())),this.on("finish",this._onFinish),this._debug("type:",this.type),"tcpIncoming"===this.type&&this._peEnabled?this._determineHandshakeType():"tcpOutgoing"===this.type&&this._peEnabled&&0===t?this._parsePe2():this._parseHandshake(null)}setKeepAlive(e){this._debug("setKeepAlive %s",e),clearInterval(this._keepAliveInterval),!1!==e&&(this._keepAliveInterval=setInterval((()=>{this.keepAlive()}),55e3))}setTimeout(e,t){this._debug("setTimeout ms=%d unref=%s",e,t),this._timeoutMs=e,this._timeoutUnref=!!t,this._resetTimeout(!0)}destroy(){if(!this.destroyed)return this._debug("destroy"),this.end(),this}end(e){if(!this.destroyed&&!this.destroying)return this._debug("end"),this._onUninterested(),this._onChoke(),super.end(e)}use(e){const t=e.prototype.name;if(!t)throw new Error('Extension class requires a "name" property on the prototype');this._debug("use extension.name=%s",t);const s=this._nextExt,i=new e(this);function n(){}"function"!=typeof i.onHandshake&&(i.onHandshake=n),"function"!=typeof i.onExtendedHandshake&&(i.onExtendedHandshake=n),"function"!=typeof i.onMessage&&(i.onMessage=n),this.extendedMapping[s]=t,this._ext[t]=i,this[t]=i,this._nextExt+=1}keepAlive(){this._debug("keep-alive"),this._push(f)}sendPe1(){if(this._peEnabled){const e=Math.floor(513*Math.random()),t=(0,l.po)(e);this._push((0,l.xW)([(0,l.fk)(this._myPubKey),t]))}}sendPe2(){const e=Math.floor(513*Math.random()),t=(0,l.po)(e);this._push((0,l.xW)([(0,l.fk)(this._myPubKey),t]))}async sendPe3(e){await this.setEncrypt(this._sharedSecret,e);const t=await(0,l.tW)((0,l.fk)(this._utfToHex("req1")+this._sharedSecret)),s=C(await(0,l.tW)((0,l.fk)(this._utfToHex("req2")+e)),await(0,l.tW)((0,l.fk)(this._utfToHex("req3")+this._sharedSecret))),i=new DataView((0,l.po)(2).buffer).getUint16(0)%512,n=(0,l.po)(i);let r=new Uint8Array(14+i+2);r.set(x),r.set(S,8);const o=new DataView(r.buffer);o.setInt16(12,i),n.copy(r,14),o.setInt16(14+i,0),r=this._encryptHandshake(r),this._push((0,l.xW)([t,s,r]))}async sendPe4(e){await this.setEncrypt(this._sharedSecret,e);const t=new DataView((0,l.po)(2).buffer).getUint16(0)%512,s=(0,l.po)(t);let i=new Uint8Array(14+t);const n=new DataView(i.buffer);i.set(x),i.set(E,8),n.setInt16(12,t),i.set(s,14),i=this._encryptHandshake(i),this._push(i),this._cryptoHandshakeDone=!0,this._debug("completed crypto handshake")}handshake(e,t,s){let i,n;if("string"==typeof e?(e=e.toLowerCase(),i=(0,l.fk)(e)):(i=e,e=(0,l.V5)(i)),"string"==typeof t?n=(0,l.fk)(t):(n=t,t=(0,l.V5)(n)),this._infoHash=i,20!==i.length||20!==n.length)throw new Error("infoHash and peerId MUST have length 20");this._debug("handshake i=%s p=%s exts=%o",e,t,s);const r=new Uint8Array(w);this.extensions={extended:!0,dht:!(!s||!s.dht),fast:!(!s||!s.fast)},r[5]|=16,this.extensions.dht&&(r[7]|=1),this.extensions.fast&&(r[7]|=4),this.extensions.fast&&this.peerExtensions.fast&&(this._debug("fast extension is enabled"),this.hasFast=!0),this._push((0,l.xW)([p,r,i,n])),this._handshakeSent=!0,this.peerExtensions.extended&&!this._extendedHandshakeSent&&this._sendExtendedHandshake()}_sendExtendedHandshake(){const e=Object.assign({},this.extendedHandshake);e.m={};for(const t in this.extendedMapping){const s=this.extendedMapping[t];e.m[s]=Number(t)}this.extended(0,i.A.encode(e)),this._extendedHandshakeSent=!0}choke(){if(!this.amChoking)if(this.amChoking=!0,this._debug("choke"),this._push(m),this.hasFast){let e=0;for(;this.peerRequests.length>e;){const t=this.peerRequests[e];this.allowedFastSet.includes(t.piece)?++e:this.reject(t.piece,t.offset,t.length)}}else for(;this.peerRequests.length;)this.peerRequests.pop()}unchoke(){this.amChoking&&(this.amChoking=!1,this._debug("unchoke"),this._push(_))}interested(){this.amInterested||(this.amInterested=!0,this._debug("interested"),this._push(g))}uninterested(){this.amInterested&&(this.amInterested=!1,this._debug("uninterested"),this._push(y))}have(e){this._debug("have %d",e),this._message(4,[e],null)}bitfield(e){this._debug("bitfield"),ArrayBuffer.isView(e)||(e=e.buffer),this._message(5,[],e)}request(e,t,s,i){return i||(i=()=>{}),this._finished?i(new Error("wire is closed")):!this.peerChoking||this.hasFast&&this.peerAllowedFastSet.includes(e)?(this._debug("request index=%d offset=%d length=%d",e,t,s),this.requests.push(new P(e,t,s,i)),this._timeout||this._resetTimeout(!0),void this._message(6,[e,t,s],null)):i(new Error("peer is choking"))}piece(e,t,s){this._debug("piece index=%d offset=%d",e,t),this._message(7,[e,t],s),this.uploaded+=s.length,this.uploadSpeed(s.length),this.emit("upload",s.length)}cancel(e,t,s){this._debug("cancel index=%d offset=%d length=%d",e,t,s),this._callback(this._pull(this.requests,e,t,s),new Error("request was cancelled"),null),this._message(8,[e,t,s],null)}port(e){this._debug("port %d",e);const t=new Uint8Array(b);new DataView(t.buffer).setUint16(5,e),this._push(t)}suggest(e){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("suggest %d",e),this._message(13,[e],null)}haveAll(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-all"),this._push(v)}haveNone(){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("have-none"),this._push(k)}reject(e,t,s){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("reject index=%d offset=%d length=%d",e,t,s),this._pull(this.peerRequests,e,t,s),this._message(16,[e,t,s],null)}allowedFast(e){if(!this.hasFast)throw Error("fast extension is disabled");this._debug("allowed-fast %d",e),this.allowedFastSet.includes(e)||this.allowedFastSet.push(e),this._message(17,[e],null)}extended(e,t){if(this._debug("extended ext=%s",e),"string"==typeof e&&this.peerExtendedMapping[e]&&(e=this.peerExtendedMapping[e]),"number"!=typeof e)throw new Error(`Unrecognized extension: ${e}`);{const s=new Uint8Array([e]),n=ArrayBuffer.isView(t)?t:i.A.encode(t);this._message(20,[],(0,l.xW)([s,n]))}}async setEncrypt(e,t){let s,i,n,r;switch(this.type){case"tcpIncoming":s=await(0,l.tW)((0,l.fk)(this._utfToHex("keyB")+e+t)),n=await(0,l.tW)((0,l.fk)(this._utfToHex("keyA")+e+t)),i=[];for(const e of s.values())i.push(e);r=[];for(const e of n.values())r.push(e);this._encryptGenerator=new a(i),this._decryptGenerator=new a(r);break;case"tcpOutgoing":s=await(0,l.tW)((0,l.fk)(this._utfToHex("keyA")+e+t)),n=await(0,l.tW)((0,l.fk)(this._utfToHex("keyB")+e+t)),i=[];for(const e of s.values())i.push(e);r=[];for(const e of n.values())r.push(e);this._encryptGenerator=new a(i),this._decryptGenerator=new a(r);break;default:return!1}for(let e=0;e<1024;e++)this._encryptGenerator.randomByte(),this._decryptGenerator.randomByte();return this._setGenerators=!0,!0}_message(e,t,s){const i=s?s.length:0,n=new Uint8Array(5+4*t.length),r=new DataView(n.buffer);r.setUint32(0,n.length+i-4),n[4]=e;for(let e=0;e{if(n===this._pull(this.peerRequests,e,t,s))return i?(this._debug("error satisfying request index=%d offset=%d length=%d (%s)",e,t,s,i.message),void(this.hasFast&&this.reject(e,t,s))):void this.piece(e,t,r)},n=new P(e,t,s,i);this.peerRequests.push(n),this.emit("request",e,t,s,i)}_onPiece(e,t,s){this._debug("got piece index=%d offset=%d",e,t),this._callback(this._pull(this.requests,e,t,s.length),null,s),this.downloaded+=s.length,this.downloadSpeed(s.length),this.emit("download",s.length),this.emit("piece",e,t,s)}_onCancel(e,t,s){this._debug("got cancel index=%d offset=%d length=%d",e,t,s),this._pull(this.peerRequests,e,t,s),this.emit("cancel",e,t,s)}_onPort(e){this._debug("got port %d",e),this.emit("port",e)}_onSuggest(e){if(!this.hasFast)return this._debug("Error: got suggest whereas fast extension is disabled"),void this.destroy();this._debug("got suggest %d",e),this.emit("suggest",e)}_onHaveAll(){if(!this.hasFast)return this._debug("Error: got have-all whereas fast extension is disabled"),void this.destroy();this._debug("got have-all"),this.peerPieces=new T,this.emit("have-all")}_onHaveNone(){if(!this.hasFast)return this._debug("Error: got have-none whereas fast extension is disabled"),void this.destroy();this._debug("got have-none"),this.emit("have-none")}_onReject(e,t,s){if(!this.hasFast)return this._debug("Error: got reject whereas fast extension is disabled"),void this.destroy();this._debug("got reject index=%d offset=%d length=%d",e,t,s),this._callback(this._pull(this.requests,e,t,s),new Error("request was rejected"),null),this.emit("reject",e,t,s)}_onAllowedFast(e){if(!this.hasFast)return this._debug("Error: got allowed-fast whereas fast extension is disabled"),void this.destroy();this._debug("got allowed-fast %d",e),this.peerAllowedFastSet.includes(e)||this.peerAllowedFastSet.push(e),this.peerAllowedFastSet.length>100&&this.peerAllowedFastSet.shift(),this.emit("allowed-fast",e)}_onExtended(e,t){if(0===e){let e;try{e=i.A.decode(t)}catch(e){this._debug("ignoring invalid extended handshake: %s",e.message||e)}if(!e)return;if(this.peerExtendedHandshake=e,"object"==typeof e.m)for(const t in e.m)this.peerExtendedMapping[t]=Number(e.m[t].toString());for(const e in this._ext)this.peerExtendedMapping[e]&&this._ext[e].onExtendedHandshake(this.peerExtendedHandshake);this._debug("got extended handshake"),this.emit("extended","handshake",this.peerExtendedHandshake)}else this.extendedMapping[e]&&(e=this.extendedMapping[e],this._ext[e]&&this._ext[e].onMessage(t)),this._debug("got extended message ext=%s",e),this.emit("extended",e,t)}_onTimeout(){this._debug("request timed out"),this._callback(this.requests.shift(),new Error("request has timed out"),null),this.emit("timeout")}_write(e,t){if(2===this._encryptionMethod&&this._cryptoHandshakeDone&&(e=this._decrypt(e)),this._bufferSize+=e.length,this._buffer.push(e),this._buffer.length>1&&(this._buffer=[(0,l.xW)(this._buffer,this._bufferSize)]),this._cryptoSyncPattern){const t=this._buffer[0].indexOf(this._cryptoSyncPattern);if(-1!==t)this._buffer[0]=this._buffer[0].slice(t+this._cryptoSyncPattern.length),this._bufferSize-=t+this._cryptoSyncPattern.length,this._cryptoSyncPattern=null;else if(this._bufferSize+e.length>this._waitMaxBytes+this._cryptoSyncPattern.length)return this._debug("Error: could not resynchronize"),void this.destroy()}for(;this._bufferSize>=this._parserSize&&!this._cryptoSyncPattern;)if(0===this._parserSize)this._parser(new Uint8Array);else{const e=this._buffer[0];this._bufferSize-=this._parserSize,this._buffer=this._bufferSize?[e.slice(this._parserSize)]:[],this._parser(e.slice(0,this._parserSize))}t(null)}_callback(e,t,s){e&&(this._resetTimeout(!this.peerChoking&&!this._finished),e.callback(t,s))}_resetTimeout(e){if(!e||!this._timeoutMs||!this.requests.length)return clearTimeout(this._timeout),this._timeout=null,void(this._timeoutExpiresAt=null);const t=Date.now()+this._timeoutMs;if(this._timeout){if(t-this._timeoutExpiresAt<.05*this._timeoutMs)return;clearTimeout(this._timeout)}this._timeoutExpiresAt=t,this._timeout=setTimeout((()=>this._onTimeout()),this._timeoutMs),this._timeoutUnref&&this._timeout.unref&&this._timeout.unref()}_parse(e,t){this._parserSize=e,this._parser=t}_parseUntil(e,t){this._cryptoSyncPattern=e,this._waitMaxBytes=t}_onMessageLength(e){const t=new DataView(e.buffer,e.byteOffset,e.byteLength).getUint32(0);t>0?this._parse(t,this._onMessage):(this._onKeepAlive(),this._parse(4,this._onMessageLength))}_onMessage(e){this._parse(4,this._onMessageLength);const t=new DataView(e.buffer,e.byteOffset,e.byteLength);switch(e[0]){case 0:return this._onChoke();case 1:return this._onUnchoke();case 2:return this._onInterested();case 3:return this._onUninterested();case 4:return this._onHave(t.getUint32(1));case 5:return this._onBitField(e.slice(1));case 6:return this._onRequest(t.getUint32(1),t.getUint32(5),t.getUint32(9));case 7:return this._onPiece(t.getUint32(1),t.getUint32(5),e.slice(9));case 8:return this._onCancel(t.getUint32(1),t.getUint32(5),t.getUint32(9));case 9:return this._onPort(t.getUint16(1));case 13:return this._onSuggest(t.getUint32(1));case 14:return this._onHaveAll();case 15:return this._onHaveNone();case 16:return this._onReject(t.getUint32(1),t.getUint32(5),t.getUint32(9));case 17:return this._onAllowedFast(t.getUint32(1));case 20:return this._onExtended(e[1],e.slice(2));default:return this._debug("got unknown message"),this.emit("unknownmessage",e)}}_determineHandshakeType(){this._parse(1,(e=>{const t=e[0];19===t?this._parse(t+48,this._onHandshakeBuffer):this._parsePe1(e)}))}_parsePe1(e){this._parse(95,(t=>{this._onPe1((0,l.xW)([e,t])),this._parsePe3()}))}_parsePe2(){this._parse(96,(e=>{for(this._onPe2(e);!this._setGenerators;);this._parsePe4()}))}async _parsePe3(){const e=await(0,l.tW)((0,l.fk)(this._utfToHex("req1")+this._sharedSecret));this._parseUntil(e,512),this._parse(20,(e=>{for(this._onPe3(e);!this._setGenerators;);this._parsePe3Encrypted()}))}_parsePe3Encrypted(){this._parse(14,(e=>{const t=this._decryptHandshake(e.slice(0,8)),s=this._decryptHandshake(e.slice(8,12)),i=new DataView(this._decryptHandshake(e.slice(12,14)).buffer).getUint16(0);this._parse(i,(e=>{e=this._decryptHandshake(e),this._parse(2,(i=>{const n=new DataView(this._decryptHandshake(i).buffer).getUint16(0);this._parse(n,(i=>{i=this._decryptHandshake(i),this._onPe3Encrypted(t,s,e,i);const r=n?i[0]:null,o=n?i.slice(1,20):null;19===r&&"BitTorrent protocol"===(0,l.dU)(o)?this._onHandshakeBuffer(i.slice(1)):this._parseHandshake()}))}))}))}))}_parsePe4(){const e=this._decryptHandshake(x);this._parseUntil(e,512),this._parse(6,(e=>{const t=this._decryptHandshake(e.slice(0,4)),s=new DataView(this._decryptHandshake(e.slice(4,6)).buffer).getUint16(0);this._parse(s,(e=>{this._decryptHandshake(e),this._onPe4(t),this._parseHandshake(null)}))}))}_parseHandshake(){this._parse(1,(e=>{const t=e[0];if(19!==t)return this._debug("Error: wire not speaking BitTorrent protocol (%s)",t.toString()),void this.end();this._parse(t+48,this._onHandshakeBuffer)}))}_onHandshakeBuffer(e){const t=e.slice(0,19);if("BitTorrent protocol"!==(0,l.dU)(t))return this._debug("Error: wire not speaking BitTorrent protocol (%s)",(0,l.dU)(t)),void this.end();e=e.slice(19),this._onHandshake(e.slice(8,28),e.slice(28,48),{dht:!!(1&e[7]),fast:!!(4&e[7]),extended:!!(16&e[5])}),this._parse(4,this._onMessageLength)}_onFinish(){for(this._finished=!0,this.push(null);this.read(););for(clearInterval(this._keepAliveInterval),this._parse(Number.MAX_VALUE,(()=>{}));this.peerRequests.length;)this.peerRequests.pop();for(;this.requests.length;)this._callback(this.requests.pop(),new Error("wire was 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%s)",t&&(t.message||t)),setTimeout((()=>{if(this._connected=!1,this._pcReady=!1,this._channelReady=!1,this._remoteTracks=null,this._remoteStreams=null,this._senderMap=null,clearInterval(this._closingInterval),this._closingInterval=null,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._onFinishBound&&this.removeListener("finish",this._onFinishBound),this._onFinishBound=null,this._channel){try{this._channel.close()}catch(e){}this._channel.onmessage=null,this._channel.onopen=null,this._channel.onclose=null,this._channel.onerror=null}if(this._pc){try{this._pc.close()}catch(e){}this._pc.oniceconnectionstatechange=null,this._pc.onicegatheringstatechange=null,this._pc.onsignalingstatechange=null,this._pc.onicecandidate=null,this._pc.ontrack=null,this._pc.ondatachannel=null}this._pc=null,this._channel=null,t&&this.emit("error",t),e()}),0))}_setupData(e){if(!e.channel)return this.__destroy(Y(new Error("Data channel event is missing `channel` 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this.__destroy(Y(e,"ERR_DATA_CHANNEL"))}this._channel.bufferedAmount>X?(this._debug("start backpressure: bufferedAmount %d",this._channel.bufferedAmount),this._cb=t):t(null)}else this._debug("write before connect"),this._chunk=e,this._cb=t}_onFinish(){if(this.destroyed)return;const e=()=>{setTimeout((()=>this.__destroy()),1e3)};this._connected?e():this.once("connect",e)}_startIceCompleteTimeout(){this.destroyed||this._iceCompleteTimer||(this._debug("started iceComplete timeout"),this._iceCompleteTimer=setTimeout((()=>{this._iceComplete||(this._iceComplete=!0,this._debug("iceComplete timeout completed"),this.emit("iceTimeout"),this.emit("_iceComplete"))}),this.iceCompleteTimeout))}_createOffer(){this.destroyed||this._pc.createOffer(this.offerOptions).then((e=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(e.sdp=Q(e.sdp)),e.sdp=this.sdpTransform(e.sdp);const t=()=>{if(this.destroyed)return;const t=this._pc.localDescription||e;this._debug("signal"),this.emit("signal",{type:t.type,sdp:t.sdp})};this._pc.setLocalDescription(e).then((()=>{this._debug("createOffer success"),this.destroyed||(this.trickle||this._iceComplete?t():this.once("_iceComplete",t))})).catch((e=>{this.__destroy(Y(e,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((e=>{this.__destroy(Y(e,"ERR_CREATE_OFFER"))}))}_createAnswer(){this.destroyed||this._pc.createAnswer(this.answerOptions).then((e=>{if(this.destroyed)return;this.trickle||this.allowHalfTrickle||(e.sdp=Q(e.sdp)),e.sdp=this.sdpTransform(e.sdp);const t=()=>{if(this.destroyed)return;const t=this._pc.localDescription||e;this._debug("signal"),this.emit("signal",{type:t.type,sdp:t.sdp}),this.initiator||this._requestMissingTransceivers?.()};this._pc.setLocalDescription(e).then((()=>{this.destroyed||(this.trickle||this._iceComplete?t():this.once("_iceComplete",t))})).catch((e=>{this.__destroy(Y(e,"ERR_SET_LOCAL_DESCRIPTION"))}))})).catch((e=>{this.__destroy(Y(e,"ERR_CREATE_ANSWER"))}))}_onConnectionStateChange(){this.destroyed||this._destroying||"failed"===this._pc.connectionState&&this.__destroy(Y(new Error("Connection failed."),"ERR_CONNECTION_FAILURE"))}_onIceStateChange(){if(this.destroyed)return;const e=this._pc.iceConnectionState,t=this._pc.iceGatheringState;this._debug("iceStateChange (connection: %s) (gathering: %s)",e,t),this.emit("iceStateChange",e,t),"connected"!==e&&"completed"!==e||(this._pcReady=!0,this._maybeReady()),"failed"===e&&this.__destroy(Y(new Error("Ice connection failed."),"ERR_ICE_CONNECTION_FAILURE")),"closed"===e&&this.__destroy(Y(new Error("Ice connection closed."),"ERR_ICE_CONNECTION_CLOSED"))}getStats(e){const t=e=>("[object Array]"===Object.prototype.toString.call(e.values)&&e.values.forEach((t=>{Object.assign(e,t)})),e);0===this._pc.getStats.length||this._isReactNativeWebrtc?this._pc.getStats().then((s=>{const i=[];s.forEach((e=>{i.push(t(e))})),e(null,i)}),(t=>e(t))):this._pc.getStats.length>0?this._pc.getStats((s=>{if(this.destroyed)return;const i=[];s.result().forEach((e=>{const s={};e.names().forEach((t=>{s[t]=e.stat(t)})),s.id=e.id,s.type=e.type,s.timestamp=e.timestamp,i.push(t(s))})),e(null,i)}),(t=>e(t))):e(null,[])}_maybeReady(){if(this._debug("maybeReady pc %s channel %s",this._pcReady,this._channelReady),this._connected||this._connecting||!this._pcReady||!this._channelReady)return;this._connecting=!0;const e=()=>{this.destroyed||this._destroying||this.getStats(((t,s)=>{if(this.destroyed||this._destroying)return;t&&(s=[]);const i={},n={},r={};let o=!1;s.forEach((e=>{"remotecandidate"!==e.type&&"remote-candidate"!==e.type||(i[e.id]=e),"localcandidate"!==e.type&&"local-candidate"!==e.type||(n[e.id]=e),"candidatepair"!==e.type&&"candidate-pair"!==e.type||(r[e.id]=e)}));const a=e=>{o=!0;let t=n[e.localCandidateId];t&&(t.ip||t.address)?(this.localAddress=t.ip||t.address,this.localPort=Number(t.port)):t&&t.ipAddress?(this.localAddress=t.ipAddress,this.localPort=Number(t.portNumber)):"string"==typeof e.googLocalAddress&&(t=e.googLocalAddress.split(":"),this.localAddress=t[0],this.localPort=Number(t[1])),this.localAddress&&(this.localFamily=this.localAddress.includes(":")?"IPv6":"IPv4");let s=i[e.remoteCandidateId];s&&(s.ip||s.address)?(this.remoteAddress=s.ip||s.address,this.remotePort=Number(s.port)):s&&s.ipAddress?(this.remoteAddress=s.ipAddress,this.remotePort=Number(s.portNumber)):"string"==typeof e.googRemoteAddress&&(s=e.googRemoteAddress.split(":"),this.remoteAddress=s[0],this.remotePort=Number(s[1])),this.remoteAddress&&(this.remoteFamily=this.remoteAddress.includes(":")?"IPv6":"IPv4"),this._debug("connect local: %s:%s remote: %s:%s",this.localAddress,this.localPort,this.remoteAddress,this.remotePort)};if(s.forEach((e=>{"transport"===e.type&&e.selectedCandidatePairId&&a(r[e.selectedCandidatePairId]),("googCandidatePair"===e.type&&"true"===e.googActiveConnection||("candidatepair"===e.type||"candidate-pair"===e.type)&&e.selected)&&a(e)})),o||Object.keys(r).length&&!Object.keys(n).length){if(this._connecting=!1,this._connected=!0,this._chunk){try{this.send(this._chunk)}catch(t){return this.__destroy(Y(t,"ERR_DATA_CHANNEL"))}this._chunk=null,this._debug('sent chunk from "write before connect"');const e=this._cb;this._cb=null,e(null)}"number"!=typeof this._channel.bufferedAmountLowThreshold&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}else setTimeout(e,100)}))};e()}_onInterval(){!this._cb||!this._channel||this._channel.bufferedAmount>X||this._onChannelBufferedAmountLow()}_onSignalingStateChange(){this.destroyed||("stable"===this._pc.signalingState&&(this._isNegotiating=!1,this._debug("flushing sender queue",this._sendersAwaitingStable),this._sendersAwaitingStable.forEach((e=>{this._pc.removeTrack(e),this._queuedNegotiation=!0})),this._sendersAwaitingStable=[],this._queuedNegotiation?(this._debug("flushing negotiation queue"),this._queuedNegotiation=!1,this._needsNegotiation()):(this._debug("negotiated"),this.emit("negotiated"))),this._debug("signalingStateChange %s",this._pc.signalingState),this.emit("signalingStateChange",this._pc.signalingState))}_onIceCandidate(e){this.destroyed||(e.candidate&&this.trickle?this.emit("signal",{type:"candidate",candidate:{candidate:e.candidate.candidate,sdpMLineIndex:e.candidate.sdpMLineIndex,sdpMid:e.candidate.sdpMid}}):e.candidate||this._iceComplete||(this._iceComplete=!0,this.emit("_iceComplete")),e.candidate&&this._startIceCompleteTimeout())}_onChannelMessage(e){if(this.destroyed)return;let t=e.data;t instanceof ArrayBuffer?t=new Uint8Array(t):!1===this.__objectMode&&(t=(0,w.L0)(t)),this.push(t)}_onChannelBufferedAmountLow(){if(this.destroyed||!this._cb)return;this._debug("ending backpressure: bufferedAmount %d",this._channel.bufferedAmount);const e=this._cb;this._cb=null,e(null)}_onChannelOpen(){this._connected||this.destroyed||(this._debug("on channel open"),this._channelReady=!0,this._maybeReady())}_onChannelClose(){this.destroyed||(this._debug("on channel close"),this.__destroy())}_debug(){const e=[].slice.call(arguments);e[0]="["+this._id+"] "+e[0],J.apply(null,e)}}Z.WEBRTC_SUPPORT=!!z,Z.config={iceServers:[{urls:["stun:stun.l.google.com:19302","stun:global.stun.twilio.com:3478"]}],sdpSemantics:"unified-plan"},Z.channelConfig={};const ee=Z;var te=n(1035),se=n(7541),ie=n(3278),ne=n(8271),re=n(6686),oe=n(7828),ae=n(6889);const he=/^\[?([^\]]+)]?:(\d+)$/;let le=new Map;function ce(e){if(1e5===le.size&&le.clear(),!le.has(e)){const t=he.exec(e);if(!t)throw new Error(`invalid addr: ${e}`);le.set(e,[t[1],Number(t[2])])}return le.get(e)}var de=n(3033),ue=n(4497);async function*pe(e,t={}){if(e?.[Symbol.asyncIterator])return void(yield*e[Symbol.asyncIterator](t.offset));if(!e?.get)throw new Error("First argument must be an abstract-chunk-store compliant store");const s=t.chunkLength||e.chunkLength;if(!s)throw new Error("missing required `chunkLength` property");let i=t.length||e.length;if(!Number.isFinite(i))throw new Error("missing required `length` property");const n=t.offset||0,r=(t,s,i)=>new Promise(((n,r)=>{e.get(t,{offset:i,length:s},((e,t)=>{e&&r(e),n(t)}))}));let o=Math.floor(n/s);const a=n%s;if(n){const e=Math.min(i,s-a);i-=e,yield r(o++,e,a)}for(let e=i;e>0;++o,e-=s)yield r(o,Math.min(e,s))}async function fe(e,t,s={}){if(!e?.put)throw new Error("First argument must be an abstract-chunk-store compliant store");const i=s.chunkLength||e.chunkLength;if(!i)throw new Error("missing required `chunkLength` property");const n=s.storeMaxOutstandingPuts||16;let r=0,o=0,a=()=>{},h=!1;for await(const l of d(t,i,{zeroPadding:s.zeroPadding||!1}))await new Promise(((t,s)=>{r++<=n&&t(),e.put(o++,l,(e=>{if(e)return s(e);--r,t(),h&&0===r&&a()}))}));0!==r&&(h=new Promise((e=>{a=e})),await h)}var me=n(4018),_e=n(3970),ge=n(3519),ye=n(1551);const we={DEFAULT_ANNOUNCE_PEERS:50,MAX_ANNOUNCE_PEERS:82,parseUrl:e=>{const t=new URL(e.replace(/^udp:/,"http:"));return e.match(/^udp:/)&&Object.defineProperties(t,{href:{value:t.href.replace(/^http/,"udp")},protocol:{value:t.protocol.replace(/^http/,"udp")},origin:{value:t.origin.replace(/^http/,"udp")}}),t},...n.t(ye,2)};var be=n(826),ve=n(61),ke=n(2701);const xe=A("simple-websocket"),Se="function"!=typeof ke?WebSocket:ke;class Ee extends K.Duplex{constructor(e={}){if("string"==typeof e&&(e={url:e}),super(e=Object.assign({allowHalfOpen:!1},e)),this.__objectMode=!!e.objectMode,null!=e.objectMode&&delete e.objectMode,null==e.url&&null==e.socket)throw new Error("Missing required `url` or `socket` option");if(null!=e.url&&null!=e.socket)throw new Error("Must specify either `url` or `socket` option, not both");if(this._id=(0,w.V5)((0,w.po)(4)).slice(0,7),this._debug("new websocket: %o",e),this.connected=!1,this._chunk=null,this._cb=null,this._interval=null,e.socket)this.url=e.socket.url,this._ws=e.socket,this.connected=e.socket.readyState===Se.OPEN;else{this.url=e.url;try{this._ws="function"==typeof ke?new Se(e.url,{...e,encoding:void 0}):new Se(e.url)}catch(e){return void y((()=>this.destroy(e)))}}this._ws.binaryType="arraybuffer",e.socket&&this.connected?y((()=>this._handleOpen())):this._ws.onopen=()=>this._handleOpen(),this._ws.onmessage=e=>this._handleMessage(e),this._ws.onclose=()=>this._handleClose(),this._ws.onerror=e=>this._handleError(e),this._handleFinishBound=()=>this._handleFinish(),this.once("finish",this._handleFinishBound)}send(e){this._ws.send(e)}_final(e){this._readableState.ended||this.push(null),e(null)}_destroy(e){if(!this.destroyed){if(this._writableState.ended||this.end(),this.connected=!1,clearInterval(this._interval),this._interval=null,this._chunk=null,this._cb=null,this._handleFinishBound&&this.removeListener("finish",this._handleFinishBound),this._handleFinishBound=null,this._ws){const e=this._ws,t=()=>{e.onclose=null};if(e.readyState===Se.CLOSED)t();else try{e.onclose=t,e.close()}catch(e){t()}e.onopen=null,e.onmessage=null,e.onerror=()=>{}}this._ws=null,e()}}_write(e,t){if(this.destroyed)return t(new Error("cannot write after socket is destroyed"));if(this.connected){try{this.send(e)}catch(e){return this.destroy(e)}"function"!=typeof ke&&this._ws.bufferedAmount>65536?(this._debug("start backpressure: bufferedAmount %d",this._ws.bufferedAmount),this._cb=t):t(null)}else this._debug("write before connect"),this._chunk=e,this._cb=t}_handleOpen(){if(!this.connected&&!this.destroyed){if(this.connected=!0,this._chunk){try{this.send(this._chunk)}catch(e){return this.destroy(e)}this._chunk=null,this._debug('sent chunk from "write before connect"');const e=this._cb;this._cb=null,e(null)}"function"!=typeof ke&&(this._interval=setInterval((()=>this._onInterval()),150),this._interval.unref&&this._interval.unref()),this._debug("connect"),this.emit("connect")}}_handleMessage(e){if(this.destroyed)return;let t=e.data;t instanceof ArrayBuffer&&(t=new Uint8Array(t)),!1===this.__objectMode&&(t=(0,w.L0)(t)),this.push(t)}_handleClose(){this.destroyed||(this._debug("on close"),this.destroy())}_handleError(e){this.destroy(new Error(`Error connecting to ${this.url}`))}_handleFinish(){if(this.destroyed)return;const e=()=>{setTimeout((()=>this.destroy()),1e3)};this.connected?e():this.once("connect",e)}_onInterval(){if(!this._cb||!this._ws||this._ws.bufferedAmount>65536)return;this._debug("ending backpressure: bufferedAmount %d",this._ws.bufferedAmount);const e=this._cb;this._cb=null,e(null)}_debug(){const e=[].slice.call(arguments);e[0]="["+this._id+"] "+e[0],xe.apply(null,e)}}Ee.WEBSOCKET_SUPPORT=!!Se;const Ce=class extends r{constructor(e,t){super(),this.client=e,this.announceUrl=t,this.interval=null,this.destroyed=!1}setInterval(e){null==e&&(e=this.DEFAULT_ANNOUNCE_INTERVAL),clearInterval(this.interval),e&&(this.interval=setInterval((()=>{this.announce(this.client._defaultAnnounceOpts())}),e),this.interval.unref&&this.interval.unref())}},Pe=A("bittorrent-tracker:websocket-tracker"),Te={};class Ae extends Ce{constructor(e,t){super(e,t),Pe("new websocket tracker %s",t),this.peers={},this.socket=null,this.reconnecting=!1,this.retries=0,this.reconnectTimer=null,this.expectingResponse=!1,this._openSocket()}announce(e){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.announce(e)}));const t=Object.assign({},e,{action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary});if(this._trackerId&&(t.trackerid=this._trackerId),"stopped"===e.event||"completed"===e.event)this._send(t);else{const s=Math.min(e.numwant,5);this._generateOffers(s,(e=>{t.numwant=s,t.offers=e,this._send(t)}))}}scrape(e){if(this.destroyed||this.reconnecting)return;if(!this.socket.connected)return void this.socket.once("connect",(()=>{this.scrape(e)}));const t={action:"scrape",info_hash:Array.isArray(e.infoHash)&&e.infoHash.length>0?e.infoHash.map((e=>(0,w.Ht)(e))):e.infoHash&&(0,w.Ht)(e.infoHash)||this.client._infoHashBinary};this._send(t)}destroy(e=Ie){if(this.destroyed)return e(null);this.destroyed=!0,clearInterval(this.interval),clearTimeout(this.reconnectTimer);for(const e in this.peers){const t=this.peers[e];clearTimeout(t.trackerTimeout),t.destroy()}if(this.peers=null,this.socket&&(this.socket.removeListener("connect",this._onSocketConnectBound),this.socket.removeListener("data",this._onSocketDataBound),this.socket.removeListener("close",this._onSocketCloseBound),this.socket.removeListener("error",this._onSocketErrorBound),this.socket=null),this._onSocketConnectBound=null,this._onSocketErrorBound=null,this._onSocketDataBound=null,this._onSocketCloseBound=null,Te[this.announceUrl]&&(Te[this.announceUrl].consumers-=1),Te[this.announceUrl].consumers>0)return e();let t,s=Te[this.announceUrl];if(delete Te[this.announceUrl],s.on("error",Ie),s.once("close",e),!this.expectingResponse)return i();function i(){t&&(clearTimeout(t),t=null),s.removeListener("data",i),s.destroy(),s=null}t=setTimeout(i,we.DESTROY_TIMEOUT),s.once("data",i)}_openSocket(){if(this.destroyed=!1,this.peers||(this.peers={}),this._onSocketConnectBound=()=>{this._onSocketConnect()},this._onSocketErrorBound=e=>{this._onSocketError(e)},this._onSocketDataBound=e=>{this._onSocketData(e)},this._onSocketCloseBound=()=>{this._onSocketClose()},this.socket=Te[this.announceUrl],this.socket)Te[this.announceUrl].consumers+=1,this.socket.connected&&this._onSocketConnectBound();else{const e=new URL(this.announceUrl);let t;this.client._proxyOpts&&(t="wss:"===e.protocol?this.client._proxyOpts.httpsAgent:this.client._proxyOpts.httpAgent,!t&&this.client._proxyOpts.socksProxy&&(t=this.client._proxyOpts.socksProxy)),this.socket=Te[this.announceUrl]=new Ee({url:this.announceUrl,agent:t}),this.socket.consumers=1,this.socket.once("connect",this._onSocketConnectBound)}this.socket.on("data",this._onSocketDataBound),this.socket.once("close",this._onSocketCloseBound),this.socket.once("error",this._onSocketErrorBound)}_onSocketConnect(){this.destroyed||this.reconnecting&&(this.reconnecting=!1,this.retries=0,this.announce(this.client._defaultAnnounceOpts()))}_onSocketData(e){if(!this.destroyed){this.expectingResponse=!1;try{e=JSON.parse((0,w.dU)(e))}catch(e){return void this.client.emit("warning",new Error("Invalid tracker response"))}"announce"===e.action?this._onAnnounceResponse(e):"scrape"===e.action?this._onScrapeResponse(e):this._onSocketError(new Error(`invalid action in WS response: ${e.action}`))}}_onAnnounceResponse(e){if(e.info_hash!==this.client._infoHashBinary)return void Pe("ignoring websocket data from %s for %s (looking for %s: reused socket)",this.announceUrl,(0,w.HB)(e.info_hash),this.client.infoHash);if(e.peer_id&&e.peer_id===this.client._peerIdBinary)return;Pe("received %s from %s for %s",JSON.stringify(e),this.announceUrl,this.client.infoHash);const t=e["failure reason"];if(t)return this.client.emit("warning",new Error(t));const s=e["warning message"];s&&this.client.emit("warning",new Error(s));const i=e.interval||e["min interval"];i&&this.setInterval(1e3*i);const n=e["tracker id"];if(n&&(this._trackerId=n),null!=e.complete){const t=Object.assign({},e,{announce:this.announceUrl,infoHash:(0,w.HB)(e.info_hash)});this.client.emit("update",t)}let r;if(e.offer&&e.peer_id&&(Pe("creating peer (from remote offer)"),r=this._createPeer(),r.id=(0,w.HB)(e.peer_id),r.once("signal",(t=>{const s={action:"announce",info_hash:this.client._infoHashBinary,peer_id:this.client._peerIdBinary,to_peer_id:e.peer_id,answer:t,offer_id:e.offer_id};this._trackerId&&(s.trackerid=this._trackerId),this._send(s)})),this.client.emit("peer",r),r.signal(e.offer)),e.answer&&e.peer_id){const t=(0,w.HB)(e.offer_id);r=this.peers[t],r?(r.id=(0,w.HB)(e.peer_id),this.client.emit("peer",r),r.signal(e.answer),clearTimeout(r.trackerTimeout),r.trackerTimeout=null,delete this.peers[t]):Pe(`got unexpected answer: ${JSON.stringify(e.answer)}`)}}_onScrapeResponse(e){e=e.files||{};const t=Object.keys(e);0!==t.length?t.forEach((t=>{const s=Object.assign(e[t],{announce:this.announceUrl,infoHash:(0,w.HB)(t)});this.client.emit("scrape",s)})):this.client.emit("warning",new Error("invalid scrape response"))}_onSocketClose(){this.destroyed||(this.destroy(),this._startReconnectTimer())}_onSocketError(e){this.destroyed||(this.destroy(),this.client.emit("warning",e),this._startReconnectTimer())}_startReconnectTimer(){const e=Math.floor(3e5*Math.random())+Math.min(1e4*Math.pow(2,this.retries),36e5);this.reconnecting=!0,clearTimeout(this.reconnectTimer),this.reconnectTimer=setTimeout((()=>{this.retries++,this._openSocket()}),e),this.reconnectTimer.unref&&this.reconnectTimer.unref(),Pe("reconnecting socket in %s ms",e)}_send(e){if(this.destroyed)return;this.expectingResponse=!0;const t=JSON.stringify(e);Pe("send %s",t),this.socket.send(t)}_generateOffers(e,t){const s=this,i=[];Pe("generating %s offers",e);for(let t=0;t{i.push({offer:t,offer_id:(0,w.Ht)(e)}),r()})),t.trackerTimeout=setTimeout((()=>{Pe("tracker timeout: destroying peer"),t.trackerTimeout=null,delete s.peers[e],t.destroy()}),5e4),t.trackerTimeout.unref&&t.trackerTimeout.unref()}function r(){i.length===e&&(Pe("generated %s offers",e),t(i))}r()}_createPeer(e){const t=this;e=Object.assign({trickle:!1,config:t.client._rtcConfig,wrtc:t.client._wrtc},e);const s=new ee(e);return s.once("error",i),s.once("connect",(function e(){s.removeListener("error",i),s.removeListener("connect",e)})),s;function i(e){t.client.emit("warning",new Error(`Connection error: ${e.message}`)),s.destroy()}}}function Ie(){}Ae.prototype.DEFAULT_ANNOUNCE_INTERVAL=3e4,Ae._socketPool=Te;const Le=Ae;var Oe=n(717);const Re=A("bittorrent-tracker:client");class He extends r{constructor(e={}){if(super(),!e.peerId)throw new Error("Option `peerId` is required");if(!e.infoHash)throw new Error("Option `infoHash` is required");if(!e.announce)throw new Error("Option `announce` is required");if(!Oe.browser&&!e.port)throw new Error("Option `port` is required");this.peerId="string"==typeof e.peerId?e.peerId:(0,w.V5)(e.peerId),this._peerIdBuffer=(0,w.fk)(this.peerId),this._peerIdBinary=(0,w.Ht)(this.peerId),this.infoHash="string"==typeof e.infoHash?e.infoHash.toLowerCase():(0,w.V5)(e.infoHash),this._infoHashBuffer=(0,w.fk)(this.infoHash),this._infoHashBinary=(0,w.Ht)(this.infoHash),Re("new client %s",this.infoHash),this.destroyed=!1,this._port=e.port,this._getAnnounceOpts=e.getAnnounceOpts,this._rtcConfig=e.rtcConfig,this._userAgent=e.userAgent,this._proxyOpts=e.proxyOpts,this._wrtc="function"==typeof e.wrtc?e.wrtc():e.wrtc;let t="string"==typeof e.announce?[e.announce]:null==e.announce?[]:e.announce;t=t.map((e=>(ArrayBuffer.isView(e)&&(e=(0,w.dU)(e)),"/"===e[e.length-1]&&(e=e.substring(0,e.length-1)),e))),t=Array.from(new Set(t));const s=!1!==this._wrtc&&(!!this._wrtc||ee.WEBRTC_SUPPORT),i=e=>{y((()=>{this.emit("warning",e)}))};this._trackers=t.map((e=>{let t;try{t=we.parseUrl(e)}catch(t){return i(new Error(`Invalid tracker URL: ${e}`)),null}const n=t.port;if(n<0||n>65535)return i(new Error(`Invalid tracker port: ${e}`)),null;const r=t.protocol;return"http:"!==r&&"https:"!==r||"function"!=typeof be?"udp:"===r&&"function"==typeof ve?new ve(this,e):"ws:"!==r&&"wss:"!==r||!s||"ws:"===r&&"undefined"!=typeof window&&"https:"===window.location.protocol?(i(new Error(`Unsupported tracker protocol: ${e}`)),null):new Le(this,e):new be(this,e)})).filter(Boolean)}start(e){(e=this._defaultAnnounceOpts(e)).event="started",Re("send `start` %o",e),this._announce(e),this._trackers.forEach((e=>{e.setInterval()}))}stop(e){(e=this._defaultAnnounceOpts(e)).event="stopped",Re("send `stop` %o",e),this._announce(e)}complete(e){e||(e={}),(e=this._defaultAnnounceOpts(e)).event="completed",Re("send `complete` %o",e),this._announce(e)}update(e){(e=this._defaultAnnounceOpts(e)).event&&delete e.event,Re("send `update` %o",e),this._announce(e)}_announce(e){this._trackers.forEach((t=>{t.announce(e)}))}scrape(e){Re("send `scrape`"),e||(e={}),this._trackers.forEach((t=>{t.scrape(e)}))}setInterval(e){Re("setInterval %d",e),this._trackers.forEach((t=>{t.setInterval(e)}))}destroy(e){if(this.destroyed)return;this.destroyed=!0,Re("destroy");const t=this._trackers.map((e=>t=>{e.destroy(t)}));g(t,e),this._trackers=[],this._getAnnounceOpts=null}_defaultAnnounceOpts(e={}){return null==e.numwant&&(e.numwant=we.DEFAULT_ANNOUNCE_PEERS),null==e.uploaded&&(e.uploaded=0),null==e.downloaded&&(e.downloaded=0),this._getAnnounceOpts&&(e=Object.assign({},e,this._getAnnounceOpts())),e}}He.scrape=(e,t)=>{if(t=ge(t),!e.infoHash)throw new Error("Option `infoHash` is required");if(!e.announce)throw new Error("Option `announce` is required");const s=Object.assign({},e,{infoHash:Array.isArray(e.infoHash)?e.infoHash[0]:e.infoHash,peerId:(0,w.L0)("01234567890123456789"),port:6881}),i=new He(s);i.once("error",t),i.once("warning",t);let n=Array.isArray(e.infoHash)?e.infoHash.length:1;const r={};return i.on("scrape",(e=>{if(n-=1,r[e.infoHash]=e,0===n){i.destroy();const e=Object.keys(r);1===e.length?t(null,r[e[0]]):t(null,r)}})),i.scrape({infoHash:e.infoHash}),i};const Ne=He;n(7936);var Ue=n(2799),Me=n(717);const Fe=A("torrent-discovery");class je extends r.EventEmitter{constructor(e){if(super(),!e.peerId)throw new Error("Option `peerId` is required");if(!e.infoHash)throw new Error("Option `infoHash` is required");if(!Me.browser&&!e.port)throw new Error("Option `port` is required");this.peerId="string"==typeof e.peerId?e.peerId:e.peerId.toString("hex"),this.infoHash="string"==typeof e.infoHash?e.infoHash.toLowerCase():e.infoHash.toString("hex"),this._port=e.port,this._userAgent=e.userAgent,this.destroyed=!1,this._announce=e.announce||[],this._intervalMs=e.intervalMs||9e5,this._trackerOpts=null,this._dhtAnnouncing=!1,this._dhtTimeout=!1,this._internalDHT=!1,this._onWarning=e=>{this.emit("warning",e)},this._onError=e=>{this.emit("error",e)},this._onDHTPeer=(e,t)=>{t.toString("hex")===this.infoHash&&this.emit("peer",`${e.host}:${e.port}`,"dht")},this._onTrackerPeer=e=>{this.emit("peer",e,"tracker")},this._onTrackerAnnounce=()=>{this.emit("trackerAnnounce")},this._onLSDPeer=(e,t)=>{this.emit("peer",e,"lsd")};const t=(e,t)=>{const s=new _e.Client(t);return s.on("warning",this._onWarning),s.on("error",this._onError),s.listen(e),this._internalDHT=!0,s};!1===e.tracker?this.tracker=null:e.tracker&&"object"==typeof e.tracker?(this._trackerOpts=Object.assign({},e.tracker),this.tracker=this._createTracker()):this.tracker=this._createTracker(),!1===e.dht||"function"!=typeof _e.Client?this.dht=null:e.dht&&"function"==typeof e.dht.addNode?this.dht=e.dht:e.dht&&"object"==typeof e.dht?this.dht=t(e.dhtPort,e.dht):this.dht=t(e.dhtPort),this.dht&&(this.dht.on("peer",this._onDHTPeer),this._dhtAnnounce()),!1===e.lsd||"function"!=typeof Ue?this.lsd=null:this.lsd=this._createLSD()}updatePort(e){e!==this._port&&(this._port=e,this.dht&&this._dhtAnnounce(),this.tracker&&(this.tracker.stop(),this.tracker.destroy((()=>{this.tracker=this._createTracker()}))))}complete(e){this.tracker&&this.tracker.complete(e)}destroy(e){if(this.destroyed)return;this.destroyed=!0,clearTimeout(this._dhtTimeout);const t=[];this.tracker&&(this.tracker.stop(),this.tracker.removeListener("warning",this._onWarning),this.tracker.removeListener("error",this._onError),this.tracker.removeListener("peer",this._onTrackerPeer),this.tracker.removeListener("update",this._onTrackerAnnounce),t.push((e=>{this.tracker.destroy(e)}))),this.dht&&this.dht.removeListener("peer",this._onDHTPeer),this._internalDHT&&(this.dht.removeListener("warning",this._onWarning),this.dht.removeListener("error",this._onError),t.push((e=>{this.dht.destroy(e)}))),this.lsd&&(this.lsd.removeListener("warning",this._onWarning),this.lsd.removeListener("error",this._onError),this.lsd.removeListener("peer",this._onLSDPeer),t.push((e=>{this.lsd.destroy(e)}))),g(t,e),this.dht=null,this.tracker=null,this.lsd=null,this._announce=null}_createTracker(){const e=Object.assign({},this._trackerOpts,{infoHash:this.infoHash,announce:this._announce,peerId:this.peerId,port:this._port,userAgent:this._userAgent}),t=new Ne(e);return t.on("warning",this._onWarning),t.on("error",this._onError),t.on("peer",this._onTrackerPeer),t.on("update",this._onTrackerAnnounce),t.setInterval(this._intervalMs),t.start(),t}_dhtAnnounce(){this._dhtAnnouncing||(Fe("dht announce"),this._dhtAnnouncing=!0,clearTimeout(this._dhtTimeout),this.dht.announce(this.infoHash,this._port,(e=>{this._dhtAnnouncing=!1,Fe("dht announce complete"),e&&this.emit("warning",e),this.emit("dhtAnnounce"),this.destroyed||(this._dhtTimeout=setTimeout((()=>{this._dhtAnnounce()}),this._intervalMs+Math.floor(Math.random()*this._intervalMs/5)),this._dhtTimeout.unref&&this._dhtTimeout.unref())})))}_createLSD(){const e=Object.assign({},{infoHash:this.infoHash,peerId:this.peerId,port:this._port}),t=new Ue(e);return t.on("warning",this._onWarning),t.on("error",this._onError),t.on("peer",this._onLSDPeer),t.start(),t}}const Be=je;const De=["seeking position failed.","InvalidStateError"],qe=["A requested file or directory could not be found at the time an operation was processed.","NotFoundError"],We=e=>[`Failed to execute 'write' on 'UnderlyingSinkBase': Invalid params passed. ${e}`,"SyntaxError"];class $e extends WritableStream{constructor(e){super(e),Object.setPrototypeOf(this,FileSystemWritableFileStream.prototype),this._closed=!1}async close(){this._closed=!0;const e=this.getWriter(),t=e.close();return e.releaseLock(),t}seek(e){return this.write({type:"seek",position:e})}truncate(e){return this.write({type:"truncate",size:e})}write(e){if(this._closed)return Promise.reject(new TypeError("Cannot write to a CLOSED writable stream"));const t=this.getWriter(),s=t.write(e);return t.releaseLock(),s}}if(Object.defineProperty($e.prototype,Symbol.toStringTag,{value:"FileSystemWritableFileStream",writable:!1,enumerable:!1,configurable:!0}),Object.defineProperties($e.prototype,{close:{enumerable:!0},seek:{enumerable:!0},truncate:{enumerable:!0},write:{enumerable:!0}}),!globalThis.FileSystemFileHandle||globalThis.FileSystemFileHandle.prototype.createWritable||globalThis.FileSystemWritableFileStream||(globalThis.FileSystemWritableFileStream=$e),globalThis.FileSystemFileHandle&&!globalThis.FileSystemFileHandle.prototype.createWritable){const e=new WeakMap;let t;const s=()=>{let e,t;onmessage=async s=>{const i=s.ports[0],n=s.data;switch(n.type){case"open":{const s=n.name;let i=await navigator.storage.getDirectory();for(const e of n.path)i=await i.getDirectoryHandle(e);e=await i.getFileHandle(s),t=await e.createSyncAccessHandle();break}case"write":t.write(n.data,{at:n.position}),t.flush();break;case"truncate":t.truncate(n.size);break;case"abort":case"close":t.close()}i.postMessage(0)}};globalThis.FileSystemFileHandle.prototype.createWritable=async function(i){if(!t){const e=`(${s.toString()})()`,i=new Blob([e],{type:"text/javascript"});t=URL.createObjectURL(i)}const n=new Worker(t,{type:"module"});let r=0;const o=new TextEncoder;let a=await this.getFile().then((e=>e.size));const h=e=>new Promise(((t,s)=>{const i=new MessageChannel;i.port1.onmessage=e=>{e.data instanceof Error?s(e.data):t(e.data),i.port1.close(),i.port2.close(),i.port1.onmessage=null},n.postMessage(e,[i.port2])})),l=await navigator.storage.getDirectory(),c=await e.get(this),d=await l.resolve(c);if(null===d)throw new DOMException(...qe);return await h({type:"open",path:d,name:this.name}),!1===i?.keepExistingData&&(await h({type:"truncate",size:0}),a=0),new $e({async write(e){if("write"===(e=e?.constructor===Object?{...e}:{type:"write",data:e,position:r}).type){if(!("data"in e))throw await h({type:"close"}),new DOMException(...We("write requires a data argument"));if(e.position??=r,"string"==typeof e.data)e.data=o.encode(e.data);else if(e.data instanceof ArrayBuffer)e.data=new Uint8Array(e.data);else if(e.data instanceof Uint8Array||!ArrayBuffer.isView(e.data)){if(!(e.data instanceof Uint8Array)){const t=await new Response(e.data).arrayBuffer();e.data=new Uint8Array(t)}}else e.data=new Uint8Array(e.data.buffer,e.data.byteOffset,e.data.byteLength);Number.isInteger(e.position)&&e.position>=0&&(r=e.position),r+=e.data.byteLength,a+=e.data.byteLength}else{if("seek"===e.type){if(Number.isInteger(e.position)&&e.position>=0){if(a=0))throw await h({type:"close"}),new DOMException(...We("truncate requires a size argument"));a=e.size,r>a&&(r=a)}}await h(e)},async close(){await h({type:"close"}),n.terminate()},async abort(e){await h({type:"abort",reason:e}),n.terminate()}})};const i=FileSystemDirectoryHandle.prototype.getFileHandle;FileSystemDirectoryHandle.prototype.getFileHandle=async function(...t){const s=await i.call(this,...t);return e.set(s,this),s}}const ze=/[<>:"/\\|?*\u0000-\u001F]/g;globalThis.navigator?.storage?.getDirectory&&navigator.storage.getDirectory().then((e=>{e.removeEntry("chunks",{recursive:!0}).catch((()=>{}))}));const Ve=(e,t)=>{};class Ge{name="";chunks=[];chunkMap=[];directoryMap={};files;rootDirPromise;storageDirPromise;chunksDirPromise;closing=!1;closed=!1;constructor(e,t={}){if(this.chunkLength=Number(e),!this.chunkLength)throw new Error("First argument must be a chunk length");if(!globalThis.navigator?.storage?.getDirectory)throw new Error("FSA API is not supported");if(this.closed=!1,this.name=t.name||crypto.randomUUID(),this.rootDirPromise=t.rootDir||navigator.storage.getDirectory(),this.storageDirPromise=(async()=>(await this.rootDirPromise).getDirectoryHandle(this.name,{create:!0}))(),this.chunksDirPromise=this.storageDirPromise,t.files&&t.rootDir){if(this.chunksDirPromise=this._getChunksDirHandle(),this.files=t.files.map(((e,t,s)=>{if(null==e.path)throw new Error("File is missing `path` property");if(null==e.length)throw new Error("File is missing `length` property");if(null==e.offset)if(0===t)e.offset=0;else{const i=s[t-1];e.offset=i.offset+i.length}null==e.handle&&(e.handle=this._createFileHandle({path:e.path})),e.blob=this._createBlobReference(e.handle);const i=e.offset,n=e.offset+e.length,r=Math.floor(i/this.chunkLength),o=Math.floor((n-1)/this.chunkLength);for(let t=r;t<=o;++t){const s=t*this.chunkLength,r=is+this.chunkLength?this.chunkLength:n-s,a=i>s?0:s-i;this.chunkMap[t]||(this.chunkMap[t]=[]),this.chunkMap[t].push({from:r,to:o,offset:a,file:e})}return e})),window.addEventListener("pagehide",(()=>this.cleanup())),this.length=this.files.reduce(((e,t)=>e+t.length),0),null!=t.length&&t.length!==this.length)throw new Error("total `files` length is not equal to explicit `length` option")}else this.length=Number(t.length)||1/0;this.length!==1/0&&(this.lastChunkLength=this.length%this.chunkLength||this.chunkLength,this.lastChunkIndex=Math.ceil(this.length/this.chunkLength)-1)}async _getChunkHandle(e){let t=this.chunks[e];if(!t){const s=await this.chunksDirPromise;this.chunks[e]=t=await s.getFileHandle(e,{create:!0})}return t}async _createFileHandle(e){const t=e.path.slice(e.path.lastIndexOf("/")+1);return(await this._getDirectoryHandle(e)).getFileHandle(t.replace(ze,""),{create:!0})}async _createBlobReference(e){return(await e).getFile()}async _getDirectoryHandle(e){const t=e.path.lastIndexOf("/");if(-1===t||0===t)return this.storageDirPromise;const s=e.path=e.path.slice(0,t);return this.directoryMap[s]||(this.directoryMap[s]=(async()=>(await this._getDirectoryHandle(e)).getDirectoryHandle(s.slice(s.lastIndexOf("/")+1),{create:!0}))()),this.directoryMap[s]}async _getChunksDirHandle(){const e=await navigator.storage.getDirectory();return(await e.getDirectoryHandle("chunks",{create:!0})).getDirectoryHandle(this.name,{create:!0})}async put(e,t,s=Ve){try{return await this._put(e,t),s(null),null}catch(e){return queueMicrotask((()=>s(e))),e}}async getStreamForHandle(e){return(await e).createWritable({keepExistingData:!0})}async _put(e,t){if(this.closed)throw new Error("Storage is closed");const s=e===this.lastChunkIndex;if(s&&t.length!==this.lastChunkLength)throw new Error(`Last chunk length must be ${this.lastChunkLength}`);if(!s&&t.length!==this.chunkLength)throw new Error(`Chunk length must be ${this.chunkLength}`);const i=(async()=>{const s=await this._getChunkHandle(e),i=await s.createWritable({keepExistingData:!1});await i.write(t),await i.close()})();if(!this.files)return i;const n=this.chunkMap[e];if(!n)throw new Error("No files matching the request range");const r=n.map((async({file:e,offset:s,from:i,to:n})=>{e.stream||(e.stream=this.getStreamForHandle(e.handle)),await(await e.stream).write({type:"write",position:s,data:t.slice(i,n)})}));r.push(i),await Promise.all(r)}async get(e,t,s=Ve){null==t&&(t={});try{const i=await this._get(e,t);return s(null,i),i}catch(e){return s(e),e}}async _get(e,t){if("function"==typeof t)return this.get(e,void 0,t);if(this.closed)throw new Error("Storage is closed");const s=e===this.lastChunkIndex?this.lastChunkLength:this.chunkLength,i=t.offset||0,n=t.length?i+t.length:s,r=t.length||s-i;if(i<0||i<0||n>s)throw new Error("Invalid offset and/or length");if(i===n)return new Uint8Array(0);if(!this.files||this.chunks[e]){const t=await this._getChunkHandle(e);let n=await t.getFile();0===i&&r===s||(n=n.slice(i,r+i));const o=await n.arrayBuffer();if(0===o.byteLength)throw new Error(`Index ${e} does not exist`);return new Uint8Array(o)}let o=this.chunkMap[e];if(!o)throw new Error("No files matching the request range");if(t&&(o=o.filter((({from:e,to:t})=>t>i&&e{t&&(s>n&&(s=n),equeueMicrotask((()=>e(new Error(t)))))(e,"Storage is closed");this.closing=!0,this.chunkMap=void 0,this.directoryMap=void 0,this.files&&await this.cleanup(),this.closed=!0,queueMicrotask((()=>e(null)))}async cleanup(){if(this.closed||!this.files)return;const e=[];for(const t of this.files)t.stream&&(e.push(t.stream.then((e=>e.close()))),t.stream=void 0);const t=(async()=>{const e=await this.chunksDirPromise;this.chunks=[];for await(const t of e.keys())await e.removeEntry(t,{recursive:!0});this.chunksDirPromise=this._getChunksDirHandle(),await this.chunksDirPromise})();await Promise.all(e);for(const e of this.files)e.blob=this._createBlobReference(e.handle);await t}async destroy(e=Ve){this.close((async t=>{if(t)return e(t);try{const e=await this.rootDirPromise;await e.removeEntry(this.name,{recursive:!0})}catch(t){return e(t)}e(null)}))}}var Ke=n(3714),Ye=n(1314);const Je=A("lt_donthave"),Xe=()=>{class e extends r.EventEmitter{constructor(e){super(),this._peerSupports=!1,this._wire=e}onExtendedHandshake(){this._peerSupports=!0}onMessage(e){let t;try{t=new DataView(e.buffer).getUint32(0)}catch(e){return}this._wire.peerPieces.get(t)&&(Je("got donthave %d",t),this._wire.peerPieces.set(t,!1),this.emit("donthave",t),this._failRequests(t))}donthave(e){if(!this._peerSupports)return;Je("donthave %d",e);const t=new Uint8Array(4);new DataView(t.buffer).setUint32(0,e),this._wire.extended("lt_donthave",t)}_failRequests(e){const t=this._wire.requests;for(let s=0;s{class t extends r.EventEmitter{constructor(t){super(),this._wire=t,this._fetching=!1,this._metadataComplete=!1,this._metadataSize=null,this._remainingRejects=null,this._bitfield=new de.A(0,{grow:1e3}),ArrayBuffer.isView(e)&&this.setMetadata(e)}onHandshake(e,t,s){this._infoHash=e}onExtendedHandshake(e){return e.m&&e.m.ut_metadata?e.metadata_size?"number"!=typeof e.metadata_size||1e7this._metadataSize&&(s=this._metadataSize);const i=this.metadata.slice(t,s);this._data(e,i,this._metadataSize)}_onData(e,t,s){t.length>nt||!this._fetching||(this.metadata.set(t,e*nt),this._bitfield.set(e),this._checkDone())}_onReject(e){this._remainingRejects>0&&this._fetching?(this._request(e),this._remainingRejects-=1):this.emit("warning",new Error('Peer sent "reject" too much'))}_requestPieces(){if(this._fetching){this.metadata=new Uint8Array(this._metadataSize);for(let e=0;e0?this._requestPieces():this.emit("warning",new Error("Peer sent invalid metadata"))}}return t.prototype.name="ut_metadata",t};var ot=n(8878),at=n(1133);const ht=A("webtorrent:file-iterator");class lt extends r{constructor(e,{start:t,end:s}){super(),this._torrent=e._torrent,this._pieceLength=e._torrent.pieceLength,this._startPiece=(t+e.offset)/this._pieceLength|0,this._endPiece=(s+e.offset)/this._pieceLength|0,this._piece=this._startPiece,this._offset=t+e.offset-this._startPiece*this._pieceLength,this._missing=s-t+1,this._criticalLength=Math.min(1048576/this._pieceLength|0,2),this._torrent._select(this._startPiece,this._endPiece,1,null,!0),this.destroyed=!1}[Symbol.asyncIterator](){return this}next(){return new Promise(((e,t)=>{if(0===this._missing||this.destroyed)return e({done:!0}),this.destroy();const s=(i,n)=>{if(!this._torrent.bitfield.get(i)){const e=t=>{(t===i||this.destroyed)&&(this._torrent.removeListener("verified",e),s(i,n))};return this._torrent.on("verified",e),this._torrent.critical(i,i+this._criticalLength)}if(this._torrent.destroyed)return t(new Error("Torrent removed"));this._torrent.store.get(i,n,((s,n)=>this.destroyed?e({done:!0}):(ht("read %s and yielding (length %s) (err %s)",i,n?.length,s?.message),s?t(s):void e({value:n,done:!1}))))},i=Math.min(this._missing,this._pieceLength-this._offset);s(this._piece++,{length:i,offset:this._offset}),this._missing-=i,this._offset=0}))}async return(){return this.destroy(),{done:!0}}async throw(e){throw e}destroy(e=()=>{},t){this.destroyed||(this.destroyed=!0,this._torrent.destroyed||this._torrent._deselect(this._startPiece,this._endPiece,!0),this.emit("return"),e(t))}}class ct extends r{constructor(e,t){super(),this._torrent=e,this._destroyed=!1,this._fileStreams=new Set,this._iterators=new Set,this.name=t.name,this.path=t.path,this.length=t.length,this.size=t.length,this.type=at.getType(this.name)||"application/octet-stream",this.offset=t.offset,this.done=!1;const s=t.offset,i=s+t.length-1;this._startPiece=s/this._torrent.pieceLength|0,this._endPiece=i/this._torrent.pieceLength|0,0===this.length&&(this.done=!0,this.emit("done")),this._client=e.client}get downloaded(){if(this._destroyed||!this._torrent.bitfield)return 0;const{pieces:e,bitfield:t,pieceLength:s,lastPieceLength:i}=this._torrent,{_startPiece:n,_endPiece:r}=this,o=n=>{const r=n===e.length-1?i:s;return t.get(n)?r:r-e[n].missing};let a=0;for(let t=n;t<=r;t+=1){const h=o(t);if(a+=h,t===n){const e=this.offset%s;a-=Math.min(e,h)}if(t===r){const t=(r===e.length-1?i:s)-(this.offset+this.length)%s;a-=Math.min(t,h)}}return a}get progress(){return this.length?this.downloaded/this.length:0}select(e){0!==this.length&&this._torrent.select(this._startPiece,this._endPiece,e)}deselect(){0!==this.length&&this._torrent.deselect(this._startPiece,this._endPiece)}[Symbol.asyncIterator](e={}){if(0===this.length)return async function*(){}();const{start:t=0}=e??{},s=e?.end&&e.end{this._iterators.delete(i)})),i}createReadStream(e){const t=this[Symbol.asyncIterator](e),s=K.Readable.from(t);return this._fileStreams.add(s),s.once("close",(()=>{this._fileStreams.delete(s)})),s}async arrayBuffer(e={}){const{start:t=0}=e,s=e?.end&&e.end{t=this[Symbol.asyncIterator](e)},async pull(e){const{value:s,done:i}=await t.next();i?e.close():e.enqueue(s)},cancel(){t.return()}})}get streamURL(){if(!this._client._server)throw new Error("No server created");return`${this._client._server.pathname}/${this._torrent.infoHash}/${this.path}`}streamTo(e){return e.src=this.streamURL,e}includes(e){return this._startPiece<=e&&this._endPiece>=e}_destroy(){this._destroyed=!0,this._torrent=null;for(const e of this._fileStreams)e.destroy();this._fileStreams.clear();for(const e of this._iterators)e.destroy();this._iterators.clear()}}var dt=n(5658);class ut{constructor(e){this._torrent=e,this._numPieces=e.pieces.length,this._pieces=new Array(this._numPieces),this._onWire=e=>{this.recalculate(),this._initWire(e)},this._onWireHave=e=>{this._pieces[e]+=1},this._onWireBitfield=()=>{this.recalculate()},this._torrent.wires.forEach((e=>{this._initWire(e)})),this._torrent.on("wire",this._onWire),this.recalculate()}getRarestPiece(e){let t=[],s=1/0;for(let i=0;i{this._cleanupWireEvents(e)})),this._torrent=null,this._pieces=null,this._onWire=null,this._onWireHave=null,this._onWireBitfield=null}_initWire(e){e._onClose=()=>{this._cleanupWireEvents(e);for(let t=0;t{const i=await(0,w.tW)(e,"hex");if(this.destroyed)return;this.handshake(t,i);const n=this._torrent.pieces.length,r=new de.A(n);for(let e=0;e<=n;e++)r.set(e,!0);this.bitfield(r)})),this.once("interested",(()=>{_t("interested"),this.unchoke()})),this.on("uninterested",(()=>{_t("uninterested")})),this.on("choke",(()=>{_t("choke")})),this.on("unchoke",(()=>{_t("unchoke")})),this.on("bitfield",(()=>{_t("bitfield")})),this.lt_donthave.on("donthave",(()=>{_t("donthave")})),this.on("request",((e,t,s,i)=>{_t("request pieceIndex=%d offset=%d length=%d",e,t,s),this.httpRequest(e,t,s,((t,s)=>{if(t){this.lt_donthave.donthave(e);const t=setTimeout((()=>{this.destroyed||this.have(e)}),1e4);t.unref&&t.unref()}i(t,s)}))}))}async httpRequest(e,t,s,i){i=ge(i);const n=e*this._torrent.pieceLength+t,r=n+s-1,o=this._torrent.files;let a,h;if(o.length<=1)a=[{url:this.url,start:n,end:r}];else{const e=o.filter((e=>e.offset<=r&&e.offset+e.length>n));if(e.length<1)return i(new Error("Could not find file corresponding to web seed range request"));a=e.map((e=>{const t=e.offset+e.length-1;return{url:this.url+("/"===this.url[this.url.length-1]?"":"/")+e.path.replace(this._torrent.path,""),fileOffsetInRange:Math.max(e.offset-n,0),start:Math.max(n-e.offset,0),end:Math.min(t,r-e.offset)}}))}try{h=await Promise.all(a.map((async({start:i,end:n,url:r})=>{_t("Requesting url=%s pieceIndex=%d offset=%d length=%d start=%d end=%d",r,e,t,s,i,n);const o=await R(r,{cache:"no-store",method:"GET",headers:{"Cache-Control":"no-store","user-agent":`WebTorrent/${mt} (https://webtorrent.io)`,range:`bytes=${i}-${n}`},signal:AbortSignal.timeout(6e4)});if(!o.ok)throw new Error(`Unexpected HTTP status code ${o.status}`);const a=new Uint8Array(await o.arrayBuffer());return _t("Got data of length %d",a.length),a})))}catch(e){return i(e)}i(null,(0,w.xW)(h))}destroy(){super.destroy(),this._torrent=null}}class yt{_items=[];remove(e){for(let t=0;t=0&&0!==e.from&&i.push(n);const r={...s,from:e.to+1};r.to-r.from>=0&&i.push(r),this._items.splice(t,1,...i),t=t-1+i.length}else kt(e,s)&&(this._items.splice(t,1),t--)}}insert(e){if(e.from>e.to)throw new Error("Invalid interval");if(!e.isStreamSelection){const{notify:t}=e,s=[];for(const t of this._items)t.notify&&xt(e,t)&&s.push(t.notify);s.length>0&&(e.notify=()=>{s.forEach((e=>e())),t?.()}),this.remove(e)}this._items.push(e)}sort(e=(e,t)=>e.from-t.from){this._items.sort(e)}get length(){return this._items.length}get(e){return this._items[e]}swap(e,t){const s=this._items[e];this._items[e]=this._items[t],this._items[t]=s}clear(){this._items.length=0}*[Symbol.iterator](){for(let e=0;e{this._items.splice(e,1),e--},yield t,delete t.remove}}}function wt(e,t){return e.from<=t.to&&e.from>t.from&&e.to>t.to}function bt(e,t){return e.to>=t.from&&e.to=t.from&&e.to<=t.to&&i=t.to}const xt=(e,t)=>()=>wt(e,t)||bt(e,t)||vt(e,t)||kt(e,t);var St=n(717);const Et=A("webtorrent:torrent"),Ct=5e3,Pt=3*tt.BLOCK_LENGTH,Tt=St.browser?me().length:2,At=[1e3,5e3,15e3],It=`WebTorrent/${mt} (https://webtorrent.io)`,Lt=globalThis.navigator?.storage?.getDirectory&&globalThis.FileSystemFileHandle?.prototype?.createWritable,Ot=!St.browser||Lt?Ge:Qe;let Rt;try{Rt=h(re.statSync("/tmp")&&"/tmp","webtorrent")}catch(e){Rt=h("function"==typeof ae.tmpdir?ae.tmpdir():"/","webtorrent")}const Ht="undefined"!=typeof window&&"function"==typeof window.requestIdleCallback&&window.requestIdleCallback;class Nt extends r{constructor(e,t,s){super(),this._debugId="unknown infohash",this.client=t,this.announce=s.announce,this.urlList=s.urlList,this.path=s.path||Rt,this.addUID=s.addUID||!1,this.rootDir=s.rootDir||null,this.skipVerify=!!s.skipVerify,this._startupBitfield=s.bitfield,this._store=s.store||Ot,this._preloadedStore=s.preloadedStore||null,this._storeCacheSlots=void 0!==s.storeCacheSlots?s.storeCacheSlots:20,this._destroyStoreOnDestroy=s.destroyStoreOnDestroy||!1,this.store=null,this.storeOpts=s.storeOpts,this.alwaysChokeSeeders=s.alwaysChokeSeeders??!0,this._getAnnounceOpts=s.getAnnounceOpts,"boolean"==typeof s.private&&(this.private=s.private),this.strategy=s.strategy||"sequential",this.maxWebConns=s.maxWebConns||4,this._rechokeNumSlots=!1===s.uploads||0===s.uploads?0:+s.uploads||10,this._rechokeOptimisticWire=null,this._rechokeOptimisticTime=0,this._rechokeIntervalId=null,this._noPeersIntervalId=null,this._noPeersIntervalTime=s.noPeersIntervalTime?1e3*s.noPeersIntervalTime:3e4,this._startAsDeselected=s.deselect||!1,this.ready=!1,this.destroyed=!1,this.paused=s.paused||!1,this.done=!1,this.metadata=null,this.files=[],this.pieces=[],this._amInterested=!1,this._selections=new yt,this._critical=[],this.wires=[],this._queue=[],this._peers={},this._peersLength=0,this.received=0,this.uploaded=0,this._downloadSpeed=te(),this._uploadSpeed=te(),this._servers=[],this._xsRequests=[],this._fileModtimes=s.fileModtimes,null!==e&&this._onTorrentId(e),this._debug("new torrent")}get timeRemaining(){return this.done?0:0===this.downloadSpeed?1/0:(this.length-this.downloaded)/this.downloadSpeed*1e3}get downloaded(){if(!this.bitfield)return 0;let e=0;for(let t=0,s=this.pieces.length;t{this.destroyed||this._onParsedTorrent(t)}))):j(e,((e,t)=>{if(!this.destroyed)return e?this._destroy(e):void this._onParsedTorrent(t)}))}_onParsedTorrent(e){if(!this.destroyed){if(this._processParsedTorrent(e),!this.infoHash)return this._destroy(new Error("Malformed torrent data: No info hash"));this._rechokeIntervalId=setInterval((()=>{this._rechoke()}),1e4),this._rechokeIntervalId.unref&&this._rechokeIntervalId.unref(),this.emit("_infoHash",this.infoHash),this.destroyed||(this.emit("infoHash",this.infoHash),this.destroyed||(this.client.listening?this._onListening():this.client.once("listening",(()=>{this._onListening()}))))}}_processParsedTorrent(e){this._debugId=(0,w.V5)(e.infoHash).substring(0,7),void 0!==this.private&&(e.private=this.private),Array.isArray(this.announce)&&(e.announce=e.announce.concat(this.announce)),this.client.tracker&&Array.isArray(this.client.tracker.announce)&&!e.private&&(e.announce=e.announce.concat(this.client.tracker.announce)),this.client.tracker&&globalThis.WEBTORRENT_ANNOUNCE&&!e.private&&(e.announce=e.announce.concat(globalThis.WEBTORRENT_ANNOUNCE)),this.urlList&&(e.urlList=e.urlList.concat(this.urlList)),e.announce=Array.from(new Set(e.announce)),e.urlList=Array.from(new Set(e.urlList)),Object.assign(this,e),this.magnetURI=W(e),this.torrentFile=function(e){const t={info:e.info};return t["announce-list"]=(e.announce||[]).map((e=>(t.announce||(t.announce=e),[e=(0,w.L0)(e)]))),t["url-list"]=e.urlList||[],void 0!==e.private&&(t.private=Number(e.private)),e.created&&(t["creation date"]=e.created.getTime()/1e3|0),e.createdBy&&(t["created by"]=e.createdBy),e.comment&&(t.comment=e.comment),c.A.encode(t)}(e)}_onListening(){this.destroyed||(this.info?this._onMetadata(this):(this.xs&&this._getMetadataFromServer(),this._startDiscovery()))}_startDiscovery(){if(this.discovery||this.destroyed)return;let e=this.client.tracker;e&&(e=Object.assign({},this.client.tracker,{getAnnounceOpts:()=>{if(this.destroyed)return;const e={uploaded:this.uploaded,downloaded:this.downloaded,left:Math.max(this.length-this.downloaded,0)};return this.client.tracker.getAnnounceOpts&&Object.assign(e,this.client.tracker.getAnnounceOpts()),this._getAnnounceOpts&&Object.assign(e,this._getAnnounceOpts()),e}})),this.peerAddresses&&this.peerAddresses.forEach((e=>this.addPeer(e,dt.default.SOURCE_MANUAL))),this.discovery=new Be({infoHash:this.infoHash,announce:this.announce,peerId:this.client.peerId,dht:!this.private&&this.client.dht,tracker:e,port:this.client.torrentPort,userAgent:It,lsd:this.client.lsd}),this.discovery.on("error",(e=>{this._destroy(e)})),this.discovery.on("peer",((e,t)=>{this._debug("peer %s discovered via %s",e,t),this.client.seedOutgoingConnections||!this.done?this.addPeer(e,t):this._debug("discovery ignoring peer %s: torrent is done and seedOutgoingConnections is false",e)})),this.discovery.on("trackerAnnounce",(()=>{this.emit("trackerAnnounce")})),this.discovery.on("dhtAnnounce",(()=>{this.emit("dhtAnnounce")})),this.discovery.on("warning",(e=>{this.emit("warning",e)})),this._noPeersIntervalId=setInterval((()=>{if(this.destroyed)return;const e={[dt.default.SOURCE_TRACKER]:{enabled:!!this.client.tracker,numPeers:0},[dt.default.SOURCE_DHT]:{enabled:!!this.client.dht,numPeers:0},[dt.default.SOURCE_LSD]:{enabled:!!this.client.lsd,numPeers:0},[dt.default.SOURCE_UT_PEX]:{enabled:this.client.utPex&&"function"==typeof ot,numPeers:0}};for(const t of Object.values(this._peers)){const s=e[t.source];void 0!==s&&s.numPeers++}for(const t of Object.keys(e)){const s=e[t];s.enabled&&0===s.numPeers&&this.emit("noPeers",t)}}),this._noPeersIntervalTime),this._noPeersIntervalId.unref&&this._noPeersIntervalId.unref()}_getMetadataFromServer(){const e=this,t=Array.isArray(this.xs)?this.xs:[this.xs];e._xsRequestsController=new AbortController;const s=e._xsRequestsController.signal,i=t.map((t=>i=>{!async function(t,i){if(0!==t.indexOf("http://")&&0!==t.indexOf("https://"))return e.emit("warning",new Error(`skipping non-http xs param: ${t}`)),i(null);const n={method:"GET",headers:{"user-agent":It},signal:s};let r,o,a;try{r=await R(t,n)}catch(s){return e.emit("warning",new Error(`http error from xs param: ${t}`)),i(null)}if(e.destroyed)return i(null);if(e.metadata)return i(null);if(200!==r.status)return e.emit("warning",new Error(`non-200 status code ${r.status} from xs param: ${t}`)),i(null);try{o=new Uint8Array(await r.arrayBuffer())}catch(t){return e.emit("warning",t),i(null)}try{a=await q(o)}catch(e){}if(!a)return e.emit("warning",new Error(`got invalid torrent file from xs param: ${t}`)),i(null);if(a.infoHash!==e.infoHash)return e.emit("warning",new Error(`got torrent file with incorrect info hash from xs param: ${t}`)),i(null);e._onMetadata(a),i(null)}(t,i)}));g(i)}async _onMetadata(e){if(this.metadata||this.destroyed)return;let t;if(this._debug("got metadata"),this._xsRequestsController?.abort(),this._xsRequestsController=null,e&&e.infoHash)t=e;else try{t=await q(e)}catch(e){return this._destroy(e)}this._processParsedTorrent(t),this.metadata=this.torrentFile,this.client.enableWebSeeds&&this.urlList.forEach((e=>{this.addWebSeed(e)})),this._rarityMap=new ut(this),this.files=this.files.map((e=>new ct(this,e)));let s=this._preloadedStore;if(s||(s=new this._store(this.pieceLength,{...this.storeOpts,torrent:this,path:this.path,files:this.files,length:this.length,name:this.name+" - "+this.infoHash.slice(0,8),addUID:this.addUID,rootDir:this.rootDir,max:this._storeCacheSlots})),this._storeCacheSlots>0&&!(s instanceof Qe)&&(s=new ue(s,{max:this._storeCacheSlots})),this.store=new Ke(s),this.so&&!this._startAsDeselected?this.files.forEach(((e,t)=>{this.so.includes(t)&&this.files[t].select()})):0===this.pieces.length||this._startAsDeselected||this.select(0,this.pieces.length-1,0),this._hashes=this.pieces,this._hasStartupBitfield=this._startupBitfield&&this._startupBitfield.length===Math.ceil(this.pieces.length/8)&&!this.skipVerify,this.bitfield=new de.A(this._hasStartupBitfield?new Uint8Array(this._startupBitfield):this.pieces.length),this._reservations=this._hasStartupBitfield?this.pieces.map(((e,t)=>this.bitfield.get(t)?null:[])):this.pieces.map((()=>[])),this.pieces=this.pieces.map(((e,t)=>{if(this._hasStartupBitfield&&this.bitfield.get(t))return null;const s=t===this.pieces.length-1?this.lastPieceLength:this.pieceLength;return new tt(s)})),this.emit("metadata"),!this.destroyed)if(this.skipVerify)this._markAllVerified(),this._onStore();else{const e=e=>{if(e)return this._destroy(e);this._debug("done verifying"),this._onStore()};this._debug("verifying existing torrent data"),this._fileModtimes&&this._store===Ge?this.getFileModtimes(((t,s)=>{if(t)return this._destroy(t);this.files.map(((e,t)=>s[t]===this._fileModtimes[t])).every((e=>e))?(this._markAllVerified(),this._onStore()):this._verifyPieces(e)})):this._verifyPieces(e)}}getFileModtimes(e){const t=[];Ze(this.files.map(((e,s)=>i=>{const n=this.addUID?h(this.name+" - "+this.infoHash.slice(0,8)):h(this.path,e.path);re.stat(n,((e,n)=>{if(e&&"ENOENT"!==e.code)return i(e);t[s]=n&&n.mtime.getTime(),i(null)}))})),Tt,(s=>{this._debug("done getting file modtimes"),e(s,t)}))}_verifyPiece(e,t){if(this.destroyed)return t(new Error("torrent is destroyed"));const s={};e===this.pieces.length-1&&(s.length=this.lastPieceLength),this.store.get(e,s,(async(s,i)=>{if(this.destroyed)return t(new Error("torrent is destroyed"));if(s)return y((()=>t(null,!1)));const n=await(0,w.tW)(i,"hex");if(this.destroyed)return t(new Error("torrent is destroyed"));t(null,n===this._hashes[e])}))}_verifyPiecesUsingBitfield(e){const t=new Set,s=new Map;for(const e of this.files){let i=2,n=null;for(let t=e._startPiece;t<=e._endPiece;++t)this.bitfield.get(t)&&(i&&(n=t,i--),s.has(t)||s.set(t,[]),s.get(t).push(e));null!==n&&t.add(n)}this._verifyPiecesUsingHash([...t],(i=>{if(i)return e(i);const n=new Set;for(const e of t)if(!this.bitfield.get(e)){const t=s.get(e);for(const e of t)n.add(e)}if(n.size){const t=[];for(const e of n)for(let s=e._startPiece;s<=e._endPiece;++s)-1===t.indexOf(s)&&t.push(s);return this._verifyPiecesUsingHash(t,e)}e(null)}))}_verifyPiecesUsingHash(e,t){Ze(e.map(((e,t)=>s=>{const i=Number.isInteger(e)?e:t;this._verifyPiece(i,((e,t)=>{if(e)return s(e);t?(this._debug("piece verified %s",i),this._markVerified(i)):(this._markUnverified(i),this._debug("piece invalid %s",i)),s(null)}))})),Tt,t)}_verifyPieces(e){if(this._hasStartupBitfield)return this._verifyPiecesUsingBitfield(e);this._verifyPiecesUsingHash(this.pieces,e)}rescanFiles(e){if(this.destroyed)throw new Error("torrent is destroyed");e||(e=Mt),this._verifyPiecesUsingHash(this.pieces,(t=>{if(t)return this._destroy(t),e(t);this._checkDone(),e(null)}))}_markAllVerified(){for(let e=0;ee))return!0;return!1}_onStore(){this.destroyed||(this._debug("on store"),this._startDiscovery(),this.ready=!0,this.emit("ready"),this._checkDone(),this._updateSelections(),this.wires.forEach((e=>{e.ut_metadata&&e.ut_metadata.setMetadata(this.metadata),this._onWireWithMetadata(e)})))}destroy(e,t){if("function"==typeof e)return this.destroy(null,e);this._destroy(null,e,t)}_destroy(e,t,s){if("function"==typeof t)return this._destroy(e,null,t);if(this.destroyed)return;this.destroyed=!0,this._debug("destroy"),this.client._remove(this),this._selections.clear(),clearInterval(this._rechokeIntervalId),clearInterval(this._noPeersIntervalId),this._xsRequestsController?.abort(),this._rarityMap&&this._rarityMap.destroy();for(const e in this._peers)this.removePeer(e);for(const e of this.files)e instanceof ct&&e._destroy();const i=this._servers.map((e=>t=>{e.destroy(t)}));if(this.discovery&&i.push((e=>{this.discovery.destroy(e)})),this.store){let e=this._destroyStoreOnDestroy;t&&void 0!==t.destroyStore&&(e=t.destroyStore),i.push((t=>{e?this.store.destroy(t):this.store.close(t)}))}g(i,s),e&&(0===this.listenerCount("error")?this.client.emit("error",e):this.emit("error",e)),this.emit("close"),this.client=null,this.files=[],this.discovery=null,this.store=null,this._rarityMap=null,this._peers=null,this._servers=null,this._xsRequests=null,this._queue=null}addPeer(e,t){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.infoHash)throw new Error("addPeer() must not be called before the `infoHash` event");let s;if("string"==typeof e){let t;try{t=ce(e)}catch(t){return this._debug("ignoring peer: invalid %s",e),this.emit("invalidPeer",e),!1}s=t[0]}else"string"==typeof e.remoteAddress&&(s=e.remoteAddress);if(this.client.blocked&&s&&this.client.blocked.contains(s))return this._debug("ignoring peer: blocked %s",e),"string"!=typeof e&&e.destroy(),this.emit("blockedPeer",e),!1;const i=this.client.utp&&this._isIPv4(s)?"utp":"tcp",n=!!this._addPeer(e,i,t);return n?this.emit("peer",e):this.emit("invalidPeer",e),n}_addPeer(e,t,s){if(this.destroyed)return"string"!=typeof e&&e.destroy(),null;if("string"==typeof e&&!this._validAddr(e))return this._debug("ignoring peer: invalid %s",e),null;const i=e&&e.id||e;if(this._peers[i])return this._debug("ignoring peer: duplicate (%s)",i),"string"!=typeof e&&e.destroy(),null;if(this.paused)return this._debug("ignoring peer: torrent is paused"),"string"!=typeof e&&e.destroy(),null;let n;return this._debug("add peer %s",i),n="string"==typeof e?"utp"===t?dt.default.createUTPOutgoingPeer(e,this,this.client.throttleGroups,s):dt.default.createTCPOutgoingPeer(e,this,this.client.throttleGroups,s):dt.default.createWebRTCPeer(e,this,this.client.throttleGroups,s),this._registerPeer(n),"string"==typeof e&&(this._queue.push(n),this._drain()),n}addWebSeed(e){if(this.destroyed)throw new Error("torrent is destroyed");let t,s;if("string"==typeof e){if(t=e,!/^https?:\/\/.+/.test(t))return this.emit("warning",new Error(`ignoring invalid web seed: ${t}`)),void this.emit("invalidPeer",t);if(this._peers[t])return this.emit("warning",new Error(`ignoring duplicate web seed: ${t}`)),void this.emit("invalidPeer",t);s=new gt(t,this)}else{if(!e||"string"!=typeof e.connId)return void this.emit("warning",new Error("addWebSeed must be passed a string or connection object with id property"));if(s=e,t=s.connId,this._peers[t])return this.emit("warning",new Error(`ignoring duplicate web seed: ${t}`)),void this.emit("invalidPeer",t)}this._debug("add web seed %s",t);const i=dt.default.createWebSeedPeer(s,t,this,this.client.throttleGroups);this._registerPeer(i),this.emit("peer",t)}_addIncomingPeer(e){return this.destroyed?e.destroy(new Error("torrent is destroyed")):this.paused?e.destroy(new Error("torrent is paused")):(this._debug("add incoming peer %s",e.id),void this._registerPeer(e))}_registerPeer(e){e.on("download",(e=>{this.destroyed||(this.received+=e,this._downloadSpeed(e),this.client._downloadSpeed(e),this.emit("download",e),this.destroyed||this.client.emit("download",e))})),e.on("upload",(e=>{this.destroyed||(this.uploaded+=e,this._uploadSpeed(e),this.client._uploadSpeed(e),this.emit("upload",e),this.destroyed||this.client.emit("upload",e))})),this._peers[e.id]=e,this._peersLength+=1}removePeer(e){const t=e?.id||e;e&&!e.id&&(e=this._peers?.[t]),e&&(e.destroy(),this.destroyed||(this._debug("removePeer %s",t),delete this._peers[t],this._peersLength-=1,this._drain()))}_select(e=0,t=this.pieces.length-1,s,i,n=!1){if(this.destroyed)throw new Error("torrent is destroyed");if(e<0||tt.priority-e.priority)),this._updateSelections()}select(e,t,s,i){this._select(e,t,s,i,!1)}_deselect(e,t,s=!1){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("deselect %s-%s",e,t),this._selections.remove({from:e,to:t,isStreamSelection:s}),this._updateSelections()}deselect(e,t){this._deselect(e,t,!1)}critical(e,t){if(this.destroyed)throw new Error("torrent is destroyed");this._debug("critical %s-%s",e,t);for(let s=e;s<=t;++s)this._critical[s]=!0;this._updateSelections()}_onWire(e,t){if(this._debug("got wire %s (%s)",e._debugId,t||"Unknown"),this.wires.push(e),t){const s=ce(t);e.remoteAddress=s[0],e.remotePort=s[1]}this.client.dht&&this.client.dht.listening&&e.on("port",(s=>{if(!this.destroyed&&!this.client.dht.destroyed){if(!e.remoteAddress)return this._debug("ignoring PORT from peer with no address");if(0===s||s>65536)return this._debug("ignoring invalid PORT from peer");this._debug("port: %s (from %s)",s,t),this.client.dht.addNode({host:e.remoteAddress,port:s})}})),e.on("timeout",(()=>{this._debug("wire timeout (%s)",t),e.destroy()})),"webSeed"!==e.type&&e.setTimeout(3e4,!0),e.setKeepAlive(!0),e.use(rt(this.metadata)),e.ut_metadata.on("warning",(e=>{this._debug("ut_metadata warning: %s",e.message)})),this.metadata||(e.ut_metadata.on("metadata",(e=>{this._debug("got metadata via ut_metadata"),this._onMetadata(e)})),e.ut_metadata.fetch()),this.client.utPex&&"function"==typeof ot&&!this.private&&(e.use(ot()),e.ut_pex.on("peer",(e=>{this.client.seedOutgoingConnections||!this.done?(this._debug("ut_pex: got peer: %s (from %s)",e,t),this.addPeer(e,dt.default.SOURCE_UT_PEX)):this._debug("ut_pex ignoring peer %s: torrent is done and seedOutgoingConnections is false",e)})),e.ut_pex.on("dropped",(e=>{const s=this._peers[e];s&&!s.connected&&(this._debug("ut_pex: dropped peer: %s (from %s)",e,t),this.removePeer(e))})),e.once("close",(()=>{e.ut_pex.reset()}))),e.use(Xe()),this.emit("wire",e,t),this.ready&&y((()=>{this._onWireWithMetadata(e)}))}_onWireWithMetadata(e){let t=null;const s=()=>{this.destroyed||e.destroyed||(this._numQueued>2*(this._numConns-this.numPeers)&&e.amInterested?e.destroy():(t=setTimeout(s,Ct),t.unref&&t.unref()))};let i;const n=()=>{if(e.peerPieces.buffer.length===this.bitfield.buffer.length){for(i=0;i{n(),this._update(),this._updateWireInterest(e)})),e.on("have",(()=>{n(),this._update(),this._updateWireInterest(e)})),e.lt_donthave.on("donthave",(()=>{n(),this._update(),this._updateWireInterest(e)})),e.on("have-all",(()=>{e.isSeeder=!0,this.alwaysChokeSeeders&&e.choke(),this._update(),this._updateWireInterest(e)})),e.on("have-none",(()=>{e.isSeeder=!1,this._update(),this._updateWireInterest(e)})),e.on("allowed-fast",(e=>{this._update()})),e.once("interested",(()=>{e.unchoke()})),e.once("close",(()=>{clearTimeout(t)})),e.on("choke",(()=>{clearTimeout(t),t=setTimeout(s,Ct),t.unref&&t.unref()})),e.on("unchoke",(()=>{clearTimeout(t),this._update()})),e.on("request",((t,s,i,n)=>{if(i>131072)return e.destroy();this.pieces[t]||this.store.get(t,{offset:s,length:i},n)})),e.hasFast&&this._hasAllPieces()?e.haveAll():e.hasFast&&this._hasNoPieces()?e.haveNone():e.bitfield(this.bitfield),this._updateWireInterest(e),e.peerExtensions.dht&&this.client.dht&&this.client.dht.listening&&e.port(this.client.dht.address().port),"webSeed"!==e.type&&(t=setTimeout(s,Ct),t.unref&&t.unref()),e.isSeeder=!1,n()}_updateSelections(){this.ready&&!this.destroyed&&(y((()=>{this._gcSelections()})),this._updateInterest(),this._update())}_gcSelections(){for(const e of this._selections){const t=e.offset;for(;this.bitfield.get(e.from+e.offset)&&e.from+e.offsetthis._updateWireInterest(e))),e!==this._amInterested&&(this._amInterested?this.emit("interested"):this.emit("uninterested"))}_updateWireInterest(e){let t=!1;for(let s=0;sthis._updateWireWrapper()),{timeout:250}):this._updateWireWrapper()}_updateWireWrapper(){if(this.destroyed)return;const e=st(this.wires);let t;for(;t=e();)this._updateWire(t)}_updateWire(e){if(e.destroyed)return!1;const t=this,s=Ut(e,.5);if(e.requests.length>=s)return;const i=Ut(e,1);if(e.peerChoking)e.hasFast&&e.peerAllowedFastSet.length>0&&!this._hasMorePieces(e.peerAllowedFastSet.length-1)&&function(){if(e.requests.length>=i)return!1;for(const s of e.peerAllowedFastSet){if(e.peerPieces.get(s)&&!t.bitfield.get(s))for(;t._request(e,s,!1)&&e.requests.length=i.from+i.offset;--r)if(e.peerPieces.get(r)&&t._request(e,r,!1))return}}();o(!1)||o(!0)}function n(t,s,i,n){return r=>r>=t&&r<=s&&!(r in i)&&e.peerPieces.get(r)&&(!n||n(r))}function r(e){let s=e;for(let i=e;i=i)return!0;const o=function(){const s=e.downloadSpeed()||1;if(s>Pt)return()=>!0;const i=Math.max(1,e.requests.length)*tt.BLOCK_LENGTH/s;let n=10,r=0;return e=>{if(!n||t.bitfield.get(e))return!0;let o=t.pieces[e].missing;for(;r0))return n--,!1}return!0}}();for(let a=0;a({wire:e,random:Math.random()}))).sort(((e,t)=>{const s=e.wire,i=t.wire;return s.downloadSpeed()!==i.downloadSpeed()?s.downloadSpeed()-i.downloadSpeed():s.uploadSpeed()!==i.uploadSpeed()?s.uploadSpeed()-i.uploadSpeed():s.amChoking!==i.amChoking?s.amChoking?-1:1:e.random-t.random})).map((e=>e.wire));this._rechokeOptimisticTime<=0?this._rechokeOptimisticWire=null:this._rechokeOptimisticTime-=1;let t=0;for(;e.length>0&&t0){const t=e.filter((e=>e.peerInterested));if(t.length>0){const e=t[(s=t.length,Math.random()*s|0)];e.unchoke(),this._rechokeOptimisticWire=e,this._rechokeOptimisticTime=2}}var s;e.filter((e=>e!==this._rechokeOptimisticWire)).forEach((e=>e.choke()))}_hotswap(e,t){const s=e.downloadSpeed();if(s=Pt||(2*a>s||a>o||(n=t,o=a))}if(!n)return!1;for(r=0;r=o)return!1;const a=i.pieces[t];let h=r?a.reserveRemaining():a.reserve();if(-1===h&&s&&i._hotswap(e,t)&&(h=r?a.reserveRemaining():a.reserve()),-1===h)return!1;let l=i._reservations[t];l||(l=i._reservations[t]=[]);let c=l.indexOf(null);-1===c&&(c=l.length),l[c]=e;const d=a.chunkOffset(h),u=r?a.chunkLengthRemaining(h):a.chunkLength(h);function p(){y((()=>{i._update()}))}return e.request(t,d,u,(async function s(n,o){if(i.destroyed)return;if(!i.ready)return i.once("ready",(()=>{s(n,o)}));if(l[c]===e&&(l[c]=null),a!==i.pieces[t])return p();if(n)return i._debug("error getting piece %s (offset: %s length: %s) from %s: %s",t,d,u,`${e.remoteAddress}:${e.remotePort}`,n.message),r?a.cancelRemaining(h):a.cancel(h),void p();if(i._debug("got piece %s (offset: %s length: %s) from %s",t,d,u,`${e.remoteAddress}:${e.remotePort}`),!a.set(h,o,e))return p();const f=a.flush(),m=await(0,w.tW)(f,"hex");i.destroyed||(m===i._hashes[t]?(i._debug("piece verified %s",t),i.store.put(t,f,(e=>{e?i._destroy(e):(i.pieces[t]=null,i._markVerified(t),i.wires.forEach((e=>{e.have(t)})),i._checkDone(),p())}))):(i.pieces[t]=new tt(a.length),i.emit("warning",new Error(`Piece ${t} failed verification`)),p()))})),!0}_checkDone(){if(this.destroyed)return;this.files.forEach((e=>{if(!e.done){for(let t=e._startPiece;t<=e._endPiece;++t)if(!this.bitfield.get(t))return;e.done=!0,e.emit("done"),this._debug(`file done: ${e.name}`)}}));const e=this.files.every((e=>e.done));return!this.done&&e?(this.done=!0,this._debug(`torrent done: ${this.infoHash}`),this.emit("done"),this.destroyed||this.discovery.complete()):this.done&&!e&&(this.done=!1,this.discovery.tracker?.start()),this._gcSelections(),e}async load(e,t){if(this.destroyed)throw new Error("torrent is destroyed");if(!this.ready)return this.once("ready",(()=>{this.load(e,t)}));Array.isArray(e)||(e=[e]),t||(t=Mt);try{await fe(this.store,_(e),{chunkLength:this.pieceLength}),this._markAllVerified(),this._checkDone(),t(null)}catch(e){return t(e),e}}pause(){this.destroyed||(this._debug("pause"),this.paused=!0)}resume(){this.destroyed||(this._debug("resume"),this.paused=!1,this._drain())}_debug(){const e=[].slice.call(arguments);e[0]=`[${this.client?this.client._debugId:"No Client"}] [${this._debugId}] ${e[0]}`,Et(...e)}_drain(){if(this._debug("_drain numConns %s maxConns %s",this._numConns,this.client.maxConns),"function"!=typeof oe.connect||this.destroyed||this.paused||this._numConns>=this.client.maxConns)return;this._debug("drain (%s queued, %s/%s peers)",this._numQueued,this.numPeers,this.client.maxConns);const e=this._queue.shift();if(!e)return;this._debug("%s connect attempt to %s",e.type,e.addr);const t=ce(e.addr),s={host:t[0],port:t[1]};this.client.utp&&e.type===dt.default.TYPE_UTP_OUTGOING?e.conn=pt.connect(s.port,s.host):e.conn=oe.connect(s);const i=e.conn;i.once("connect",(()=>{this.destroyed||e.onConnect()})),i.once("error",(t=>{e.destroy(t)})),e.startConnectTimeout(),i.on("close",(()=>{if(this.destroyed)return;if(e.retries>=At.length){if(this.client.utp){const t=this._addPeer(e.addr,"tcp",e.source);t&&(t.retries=0)}else this._debug("conn %s closed: will not re-add (max %s attempts)",e.addr,At.length);return}const t=At[e.retries];this._debug("conn %s closed: will re-add to queue in %sms (attempt %s)",e.addr,t,e.retries+1);const s=setTimeout((()=>{if(this.destroyed)return;const t=ce(e.addr)[0],s=this.client.utp&&this._isIPv4(t)?"utp":"tcp",i=this._addPeer(e.addr,s,e.source);i&&(i.retries=e.retries+1)}),t);s.unref&&s.unref()}))}_validAddr(e){let t;try{t=ce(e)}catch(e){return!1}const s=t[0],i=t[1];return i>0&&i<65535&&!("127.0.0.1"===s&&i===this.client.torrentPort)}_isIPv4(e){return/^((?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])[.]){3}(?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])$/.test(e)}}function Ut(e,t){let s=2+Math.ceil(t*e.downloadSpeed()/tt.BLOCK_LENGTH);if(e.peerExtendedHandshake){const t=e.peerExtendedHandshake.reqq;"number"==typeof t&&t>0&&(s=Math.min(s,t))}return s}function Mt(){}var Ft=n(4043),jt=n(580),Bt=n(815),Dt=n(2878);class qt{constructor(e,t={}){this.client=e,t.origin||(t.origin="*"),this.opts=t,this.pendingReady=new Set}static serveIndexPage(e,t,s){const i=t.map((e=>`
  • \n \n ${jt(e.name)}\n \n (${jt(e.length)} bytes)\n
    • `)).join("
    ");return e.status=200,e.headers["Content-Type"]="text/html",e.body=zt("WebTorrent",`

    WebTorrent

    \n
      ${i}
    `),e}isOriginAllowed(e){return!1!==this.opts.origin&&("*"===this.opts.origin||e.headers.origin===this.opts.origin)}static serveMethodNotAllowed(e){return e.status=405,e.headers["Content-Type"]="text/html",e.body=zt("405 - Method Not Allowed","

    405 - Method Not Allowed

    "),e}static serve404Page(e){return e.status=404,e.headers["Content-Type"]="text/html",e.body=zt("404 - Not Found","

    404 - Not Found

    "),e}static serveTorrentPage(e,t,s){const i=e.files.map((t=>`
  • \n \n ${jt(t.path)}\n \n (${jt(t.length)} bytes)\n
    • `)).join("
    ");return t.status=200,t.headers["Content-Type"]="text/html",t.body=zt(`${jt(e.name)} - WebTorrent`,`

    ${jt(e.name)}

    \n
      ${i}
    `),t}static serveOptionsRequest(e,t){return t.status=204,t.headers["Access-Control-Max-Age"]="600",t.headers["Access-Control-Allow-Methods"]="GET,HEAD",e.headers["access-control-request-headers"]&&(t.headers["Access-Control-Allow-Headers"]=e.headers["access-control-request-headers"]),t}static serveFile(e,t,s){s.status=200,s.headers.Expires="0",s.headers["Cache-Control"]="no-cache, no-store, must-revalidate, max-age=0",s.headers["Accept-Ranges"]="bytes",s.headers["Content-Type"]=e.type,s.headers["transferMode.dlna.org"]="Streaming",s.headers["contentFeatures.dlna.org"]="DLNA.ORG_OP=01;DLNA.ORG_CI=0;DLNA.ORG_FLAGS=01700000000000000000000000000000","document"===t.destination?(s.headers["Content-Type"]="application/octet-stream",s.headers["Content-Disposition"]=`attachment; filename*=UTF-8''${Vt(e.name)}`,s.body="DOWNLOAD"):s.headers["Content-Disposition"]=`inline; filename*=UTF-8''${Vt(e.name)}`;let i=Dt(e.length,t.headers.range||"");if(Array.isArray(i)?(s.status=206,i=i[0],s.headers["Content-Range"]=`bytes ${i.start}-${i.end}/${e.length}`,s.headers["Content-Length"]=i.end-i.start+1):(s.statusCode=200,i=null,s.headers["Content-Length"]=e.length),"GET"===t.method){const n=e[Symbol.asyncIterator](i);let r=null;e.emit("iterator",{iterator:n,req:t,file:e},(e=>{r=e}));const o=K.Readable.from(r||n);let a=null;e.emit("stream",{stream:o,req:t,file:e},(e=>{a=Bt(o,e)})),s.body=a||o}else s.body=!1;return s}async onRequest(e,t){let s=new URL(e.url,"http://example.com").pathname;s=s.slice(s.indexOf(this.pathname)+this.pathname.length+1);const i={headers:{"X-Content-Type-Options":"nosniff","Content-Security-Policy":"base-uri 'none'; frame-ancestors 'none'; form-action 'none';"}};if(this.isOriginAllowed(e)&&(i.headers["Access-Control-Allow-Origin"]="*"===this.opts.origin?"*":e.headers.origin),"favicon.ico"===s)return t(qt.serve404Page(i));if("OPTIONS"===e.method)return this.isOriginAllowed(e)?t(qt.serveOptionsRequest(e,i)):t(qt.serveMethodNotAllowed(i));const n=async()=>{this.pendingReady.delete(n);const e=await r();t(e)},r=async()=>{if(""===s)return qt.serveIndexPage(i,this.client.torrents,this.pathname);let[t,...n]=s.split("/");n=decodeURI(n.join("/"));const r=await this.client.get(t);if(!t||!r)return qt.serve404Page(i);if(!n)return qt.serveTorrentPage(r,i,this.pathname);const o=r.files.find((e=>e.path.replace(/\\/g,"/")===n));return o?qt.serveFile(o,e,i):qt.serve404Page(i)};if("GET"===e.method||"HEAD"===e.method){if(this.client.ready){const e=await r();return t(e)}return this.pendingReady.add(n),void this.client.once("ready",n)}return t(qt.serveMethodNotAllowed(i))}close(e=()=>{}){this.closed=!0,this.pendingReady.forEach((e=>{this.client.removeListener("ready",e)})),this.pendingReady.clear(),y(e)}destroy(e=()=>{}){this.closed?y(e):this.close(e),this.client=null}}class Wt extends qt{constructor(e,t){super(e,t),this.server=Ft.createServer(),this._listen=this.server.listen,this.server.listen=this.listen.bind(this),this._close=this.server.close,this.server.close=this.close.bind(this),this.sockets=new Set,this.closed=!1,this.pathname=t?.pathname||"/webtorrent"}wrapRequest(e,t){return this.opts.hostname&&e.headers.host!==`${this.opts.hostname}:${this.server.address().port}`?e.destroy():new URL(e.url,"http://example.com").pathname.startsWith(this.pathname)?void this.onRequest(e,(({status:e,headers:s,body:i})=>{t.writeHead(e,s),i?._readableState||i?._writableState?Bt(i,t):t.end(i)})):e.destroy()}onConnection(e){e.setTimeout(36e6),this.sockets.add(e),e.once("close",(()=>{this.sockets.delete(e)}))}address(){return this.server.address()}listen(...e){return this.closed=!1,this.server.on("connection",this.onConnection.bind(this)),this.server.on("request",this.wrapRequest.bind(this)),this._listen.apply(this.server,e)}close(e=()=>{}){this.server.removeAllListeners("connection"),this.server.removeAllListeners("request"),this.server.removeAllListeners("listening"),super.close(),this._close.call(this.server,e)}destroy(e){this.sockets.forEach((e=>{e.destroy()})),super.destroy(e)}}class $t extends qt{constructor(e,t){super(e,t),this.registration=t.controller,this.workerKeepAliveInterval=null,this.workerPortCount=0;const s=new URL(t.controller.scope);this.pathname=s.pathname+"webtorrent",this._address={port:s.port,family:"IPv4",address:s.hostname},this.boundHandler=this.wrapRequest.bind(this),navigator.serviceWorker.addEventListener("message",this.boundHandler),fetch(`${this.pathname}/cancel/`).then((e=>{e.body.cancel()}))}wrapRequest(e){const t=e.data;if("webtorrent"===!t?.type||!t.url)return null;const[s]=e.ports;this.onRequest(t,(({status:e,headers:t,body:i})=>{const n=i[Symbol.asyncIterator]?.(),r=()=>{s.onmessage=null,i?.destroy&&i.destroy(),this.workerPortCount--,this.workerPortCount||(clearInterval(this.workerKeepAliveInterval),this.workerKeepAliveInterval=null)};s.onmessage=async e=>{if(e.data){let e;try{e=(await n.next()).value}catch(e){}s.postMessage(e),e||r(),this.workerKeepAliveInterval||(this.workerKeepAliveInterval=setInterval((()=>fetch(`${this.pathname}/keepalive/`)),2e4))}else r()},this.workerPortCount++,s.postMessage({status:e,headers:t,body:n?"STREAM":i})}))}listen(e,t){t()}address(){return this._address}close(e){navigator.serviceWorker.removeEventListener("message",this.boundHandler),super.close(e)}destroy(e){super.destroy(e)}}function zt(e,t){return`\n \n \n \n \n ${e}\n \n \n ${t}\n \n \n `}function Vt(e){return encodeURIComponent(e).replace(/['()]/g,escape).replace(/\*/g,"%2A").replace(/%(?:7C|60|5E)/g,unescape)}const Gt=A("webtorrent"),Kt=mt.replace(/\d*./g,(e=>("0"+e%100).slice(-2))).slice(0,4),Yt=`-WW${Kt}-`;class Jt extends r{constructor(e={}){super(),"string"==typeof e.peerId?this.peerId=e.peerId:ArrayBuffer.isView(e.peerId)?this.peerId=(0,w.V5)(e.peerId):this.peerId=(0,w.V5)((0,w.L0)(Yt+(0,w.NJ)((0,w.po)(9)))),this.peerIdBuffer=(0,w.fk)(this.peerId),"string"==typeof e.nodeId?this.nodeId=e.nodeId:ArrayBuffer.isView(e.nodeId)?this.nodeId=(0,w.V5)(e.nodeId):this.nodeId=(0,w.V5)((0,w.po)(20)),this.nodeIdBuffer=(0,w.fk)(this.nodeId),this._debugId=this.peerId.substring(0,7),this.destroyed=!1,this.listening=!1,this.torrentPort=e.torrentPort||0,this.dhtPort=e.dhtPort||0,this.tracker=void 0!==e.tracker?e.tracker:{},this.lsd=!1!==e.lsd,this.utPex=!1!==e.utPex,this.natUpnp=e.natUpnp??!0,this.natPmp=e.natPmp??!0,this.torrents=[],this.maxConns=Number(e.maxConns)||55,this.utp=Jt.UTP_SUPPORT&&!1!==e.utp,this.seedOutgoingConnections=e.seedOutgoingConnections??!0,this._downloadLimit=Math.max("number"==typeof e.downloadLimit?e.downloadLimit:-1,-1),this._uploadLimit=Math.max("number"==typeof e.uploadLimit?e.uploadLimit:-1,-1),(this.natUpnp||this.natPmp)&&"function"==typeof ie&&(this.natTraversal=new ie({enableUPNP:this.natUpnp,enablePMP:this.natPmp,upnpPermanentFallback:"permanent"===e.natUpnp})),!0===e.secure&&Promise.resolve().then(n.bind(n,5658)).then((({enableSecure:e})=>e())),this._debug("new webtorrent (peerId %s, nodeId %s, port %s)",this.peerId,this.nodeId,this.torrentPort),this.throttleGroups={down:new se.ThrottleGroup({rate:Math.max(this._downloadLimit,0),enabled:this._downloadLimit>=0}),up:new se.ThrottleGroup({rate:Math.max(this._uploadLimit,0),enabled:this._uploadLimit>=0})},this.tracker&&("object"!=typeof this.tracker&&(this.tracker={}),globalThis.WRTC&&!this.tracker.wrtc&&(this.tracker.wrtc=globalThis.WRTC)),"function"==typeof ne?this._connPool=new ne(this):y((()=>{this._onListening()})),this._downloadSpeed=te(),this._uploadSpeed=te(),!1!==e.dht&&"function"==typeof I.Client?(this.dht=new I.Client(Object.assign({},{nodeId:this.nodeId},e.dht)),this.dht.once("error",(e=>{this._destroy(e)})),this.dht.once("listening",(()=>{const e=this.dht.address();e&&(this.dhtPort=e.port,this.natTraversal&&this.natTraversal.map({publicPort:this.dhtPort,privatePort:this.dhtPort,protocol:"udp",description:"WebTorrent DHT"}).catch((e=>{Gt("error mapping DHT port via UPnP/PMP: %o",e)})))})),this.dht.setMaxListeners(0),this.dht.listen(this.dhtPort)):this.dht=!1,this.enableWebSeeds=!1!==e.webSeeds;const t=()=>{this.destroyed||(this.ready=!0,this.emit("ready"))};"function"==typeof L&&null!=e.blocklist?L(e.blocklist,{headers:{"user-agent":`WebTorrent/${mt} (https://webtorrent.io)`}},((e,s)=>{if(e)return console.error(`Failed to load blocklist: ${e.message}`);this.blocked=s,t()})):y(t)}createServer(e,t){if(this.destroyed)throw new Error("torrent is destroyed");if(this._server)throw new Error("server already created");if("undefined"!=typeof window&&"node"!==t||"browser"===t){if(!(e?.controller instanceof ServiceWorkerRegistration))throw new Error("Invalid worker registration");if("activated"!==e.controller.active.state)throw new Error("Worker isn't activated");return this._server=new $t(this,e),this._server}return this._server=new Wt(this,e),this._server}get downloadSpeed(){return this._downloadSpeed()}get uploadSpeed(){return this._uploadSpeed()}get progress(){const e=this.torrents.filter((e=>1!==e.progress));return e.reduce(((e,t)=>e+t.downloaded),0)/(e.reduce(((e,t)=>e+(t.length||0)),0)||1)}get ratio(){return this.torrents.reduce(((e,t)=>e+t.uploaded),0)/(this.torrents.reduce(((e,t)=>e+t.received),0)||1)}async get(e){if(e instanceof Nt){if(this.torrents.includes(e))return e}else{const t=this.torrents;let s;try{s=await q(e)}catch(e){}if(!s)return null;if(!s.infoHash)throw new Error("Invalid torrent identifier");for(const e of t)if(e.infoHash===s.infoHash)return e}return null}add(e,t={},s=()=>{}){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof t&&([t,s]=[{},t]);const i=()=>{if(!this.destroyed)for(const e of this.torrents)if(e.infoHash===r.infoHash&&e!==r)return r._destroy(new Error(`Cannot add duplicate torrent ${r.infoHash}`)),void s(e)},n=()=>{this.destroyed||(s(r),this.emit("torrent",r))};this._debug("add"),t=t?Object.assign({},t):{};const r=new Nt(e,this,t);return this.torrents.push(r),r.once("_infoHash",i),r.once("ready",n),r.once("close",(function e(){r.removeListener("_infoHash",i),r.removeListener("ready",n),r.removeListener("close",e)})),this.emit("add",r),r}seed(e,t,s){if(this.destroyed)throw new Error("client is destroyed");"function"==typeof t&&([t,s]=[{},t]),this._debug("seed"),(t=t?Object.assign({},t):{}).skipVerify=!0;const i="string"==typeof e;i&&(t.path=function(e){if(o(e),0===e.length)return".";let t=e.charCodeAt(0);const s=47===t;let i=-1,n=!0;for(let s=e.length-1;s>=1;--s)if(t=e.charCodeAt(s),47===t){if(!n){i=s;break}}else n=!1;return-1===i?s?"/":".":s&&1===i?"//":e.slice(0,i)}(e)),t.createdBy||(t.createdBy=`WebTorrent/${Kt}`);const n=e=>{this._debug("on seed"),"function"==typeof s&&s(e),e.emit("seed"),this.emit("seed",e)},r=this.add(null,t,(e=>{const s=[s=>{if(i||t.preloadedStore)return s();e.load(a,s)}];this.dht&&s.push((t=>{e.once("dhtAnnounce",t)})),g(s,(t=>{if(!this.destroyed)return t?e._destroy(t):void n(e)}))}));let a;var h;return h=e,"undefined"!=typeof FileList&&h instanceof FileList?e=Array.from(e):Array.isArray(e)||(e=[e]),g(e.map((e=>async s=>{if(!t.preloadedStore&&function(e){return"object"==typeof e&&null!=e&&"function"==typeof e.pipe}(e)){const t=[];try{for await(const s of e)t.push(s)}catch(e){return s(e)}const i=(0,w.xW)(t);i.name=e.name,s(null,i)}else s(null,e)})),((e,i)=>{if(!this.destroyed)return e?r._destroy(e):void function(e,t,s){"function"==typeof t&&([t,s]=[s,t]),x(e,t=t?Object.assign({},t):{},s)}(i,t,((e,n)=>{if(!this.destroyed){if(e)return r._destroy(e);a=n.map((e=>e.getStream)),T(i,t,(async(e,t)=>{if(this.destroyed)return;if(e)return r._destroy(e);const i=await this.get(t);i?(console.warn("A torrent with the same id is already being seeded"),r._destroy(),"function"==typeof s&&s(i)):r._onTorrentId(t)}))}}))})),r}async remove(e,t,s){if("function"==typeof t)return this.remove(e,null,t);this._debug("remove");const i=await this.get(e);if(!i)throw new Error(`No torrent with id ${e}`);this._remove(i,t,s)}_remove(e,t,s){if(!e)return;if("function"==typeof t)return this._remove(e,null,t);const i=this.torrents.indexOf(e);-1!==i&&(this.torrents.splice(i,1),e.destroy(t,s),this.dht&&this.dht._tables.remove(e.infoHash),this.emit("remove",e))}address(){return this.listening?this._connPool?this._connPool.tcpServer.address():{address:"0.0.0.0",family:"IPv4",port:0}:null}throttleDownload(e){return e=Number(e),!(isNaN(e)||!isFinite(e)||e<-1)&&(this._downloadLimit=e,this._downloadLimit<0?this.throttleGroups.down.setEnabled(!1):(this.throttleGroups.down.setEnabled(!0),void this.throttleGroups.down.setRate(this._downloadLimit)))}throttleUpload(e){return e=Number(e),!(isNaN(e)||!isFinite(e)||e<-1)&&(this._uploadLimit=e,this._uploadLimit<0?this.throttleGroups.up.setEnabled(!1):(this.throttleGroups.up.setEnabled(!0),void this.throttleGroups.up.setRate(this._uploadLimit)))}destroy(e){if(this.destroyed)throw new Error("client already destroyed");this._destroy(null,e)}_destroy(e,t){this._debug("client destroy"),this.destroyed=!0;const s=this.torrents.map((e=>t=>{e.destroy(t)}));this._connPool&&s.push((e=>{this._connPool.destroy(e)})),this.dht&&s.push((e=>{this.dht.destroy(e)})),this._server&&s.push((e=>{this._server.destroy(e)})),this.natTraversal&&s.push((e=>{this.natTraversal.destroy().then((()=>e()))})),g(s,t),e&&this.emit("error",e),this.torrents=[],this._connPool=null,this.dht=null,this.throttleGroups.down.destroy(),this.throttleGroups.up.destroy()}_onListening(){if(this._debug("listening"),this.listening=!0,this._connPool){const e=this._connPool.tcpServer.address();e&&(this.torrentPort=e.port,this.natTraversal&&this.natTraversal.map({publicPort:this.torrentPort,privatePort:this.torrentPort,protocol:this.utp?null:"tcp",description:"WebTorrent Torrent"}).catch((e=>{Gt("error mapping WebTorrent port via UPnP/PMP: %o",e)})))}this.emit("listening")}_debug(){const e=[].slice.call(arguments);e[0]=`[${this._debugId}] ${e[0]}`,Gt(...e)}async _getByHash(e){for(const t of this.torrents)if(t.infoHashHash||(t.infoHashHash=await(0,w.tW)((0,w.fk)("72657132"+t.infoHash),"hex")),e===t.infoHashHash)return t;return null}}Jt.WEBRTC_SUPPORT=ee.WEBRTC_SUPPORT,Jt.UTP_SUPPORT=ne.UTP_SUPPORT,Jt.VERSION=mt;export{Jt as default}; //# sourceMappingURL=webtorrent.min.js.map \ No newline at end of file diff --git a/package.json b/package.json index 2b160e69e2..a4bc8cd3ed 100644 --- a/package.json +++ b/package.json @@ -1,7 +1,7 @@ { "name": "webtorrent", "description": "Streaming torrent client", - "version": "2.6.2", + "version": "2.6.3", "author": { "name": "WebTorrent LLC", "email": "feross@webtorrent.io", @@ -70,7 +70,7 @@ "speed-limiter": "^1.0.2", "streamx": "2.22.0", "throughput": "^1.0.1", - "torrent-discovery": "^11.0.15", + "torrent-discovery": "^11.0.16", "torrent-piece": "^3.0.1", "uint8-util": "^2.2.5", "unordered-array-remove": "^1.0.2",