parse_enrollment_jwt should not change input

Author: ekoby

library/ziti_enroll.c

@@ -1,16 +1,16 @@
-// Copyright (c) 2023-2024. NetFoundry Inc.
+// Copyright (c) 2023-2026.  NetFoundry Inc
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
+// 	Licensed under the Apache License, Version 2.0 (the "License");
+// 	you may not use this file except in compliance with the License.
+// 	You may obtain a copy of the License at
 //
-// You may obtain a copy of the License at
-// https://www.apache.org/licenses/LICENSE-2.0
+// 	https://www.apache.org/licenses/LICENSE-2.0
 //
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+// 	Unless required by applicable law or agreed to in writing, software
+// 	distributed under the License is distributed on an "AS IS" BASIS,
+// 	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// 	See the License for the specific language governing permissions and
+// 	limitations under the License.
 
 #include <assert.h>
 #include <stdlib.h>
@@ -470,10 +470,8 @@ int parse_enrollment_jwt(const char *token, ziti_enrollment_jwt_header *zejh, zi
     }
     free(body);
 
-    *dot2 = 0;
     ZITI_LOG(DEBUG, "jwt signature is: %s", dot2 + 1);
     tlsuv_base64url_decode(dot2 + 1, sig, sig_len);
 
-
     return ZITI_OK;
 }

tests/test_jwt.cpp

@@ -42,7 +42,7 @@ static char* url64to64(const char* in, size_t ilen, size_t *olen) {
     return out;
 }
 
-static char jwt[] =
+static const char jwt[] =
     "eyJhbGciOiJSUzI1NiIsImtpZCI6ImUwYzZhZTkxYzE0YzljOTViOGMwYTUyMzY4NmEzNzF"
     "jOGY1MGUxNDAiLCJ0eXAiOiJKV1QifQ.eyJpc3MiOiJodHRwczovL2ZkMjAwZmQzLWEyZDk"
     "tNDU3Zi1iYzBiLWY5YjhlZTdkMjg5OC5wcm9kdWN0aW9uLm5ldGZvdW5kcnkuaW86NDQzIi"
@@ -95,7 +95,6 @@ TEST_CASE("zt_jwt_parse","[model]") {
 }
 
 TEST_CASE("jwt cred", "[model]") {
-    ziti_log_init(uv_default_loop(), TRACE, NULL);
     ziti_credential_t *cred = nullptr;
     int rc = ziti_credential_from_jwt(jwt, &cred);
     CHECK(rc == 0);