fix(legacy): fix OK-20918 & OK-20920 (#437)

Author: lyxyx

legacy/firmware/filecoin/parser.c

@@ -95,7 +95,10 @@ __Z_INLINE parser_error_t parser_printBigIntFixedPointTotal(
   bignum256 total = {0}, val = {0}, gas = {0}, limit = {0};
   uint8_t val_bytes[32] = {0};
   uint8_t gas_bytes[32] = {0};
-  memcpy(val_bytes + (32 - value->len + 1), value->buffer + 1, value->len - 1);
+  if (value->len > 0) {
+    memcpy(val_bytes + (32 - value->len + 1), value->buffer + 1,
+           value->len - 1);
+  }
   memcpy(gas_bytes + (32 - gasfeecap->len + 1), gasfeecap->buffer + 1,
          gasfeecap->len - 1);
 

legacy/firmware/language.c

@@ -1176,7 +1176,7 @@ const char *languages[][2] = {
     // u2f.c u2f.c
     {"in this application.", ""},
     // layout2.c
-    {"including fee:", "交易费:"},
+    {"including fee:", "包含交易费:"},
     // fsm_msg_common.h
     {"increase and retrieve", ""},
     // fsm_msg_common.h

legacy/firmware/polkadot/parser.c

@@ -169,6 +169,8 @@ parser_error_t polkadot_parser_getItem(const parser_context_t *ctx,
                                     pageIdx, pageCount);
       if (err != parser_ok) return err;
       number_inplace_trimming(outVal, 0);
+      const size_t len = strlen(outVal);
+      if (outVal[len - 1] == '.') outVal[len - 1] = '\0';
       return err;
     }
 

legacy/firmware/polkadot/parser_impl_common.c

@@ -211,6 +211,8 @@ parser_error_t _toStringCompactInt(const compactInt_t *c, uint8_t decimalPlaces,
 
   if (trimTrailingZeros) {
     number_inplace_trimming(bufferUI, 0);
+    const size_t len = strlen(bufferUI);
+    if (bufferUI[len - 1] == '.') bufferUI[len - 1] = '\0';
   }
 
   if (z_str3join(bufferUI, sizeof(bufferUI), prefix, postfix) != zxerr_ok) {

legacy/firmware/polkadot/substrate/substrate_types.c

@@ -340,8 +340,9 @@ parser_error_t _substrate_toStringBalance(const pd_Balance_t* v, char* outValue,
     return parser_unexpected_value;
   }
 
-  number_inplace_trimming(bufferUI, 1);
-  number_inplace_trimming(bufferUI, 1);
+  number_inplace_trimming(bufferUI, 0);
+  const size_t len = strlen(bufferUI);
+  if (bufferUI[len - 1] == '.') bufferUI[len - 1] = '\0';
   if (z_str3join(bufferUI, sizeof(bufferUI), "", __polkadot_ticker) !=
       zxerr_ok) {
     return parser_print_not_supported;