rename certificate parameter to reduce confusion

httplib.h

@@ -374,7 +374,7 @@ private:
 
 class SSLServer : public Server {
 public:
-  SSLServer(const char *cert_path, const char *private_key_path, const char *client_cert_path, const char *trusted_cert_path);
+  SSLServer(const char *cert_path, const char *private_key_path, const char *client_CA_cert_path, const char *trusted_cert_path);
 
   virtual ~SSLServer();
 
@@ -385,7 +385,7 @@ private:
 
   SSL_CTX *ctx_;
   std::mutex ctx_mutex_;
-  const char *client_cert_path_;
+  const char *client_CA_cert_path_;
   const char *trusted_cert_path_;
 };
 
@@ -2232,7 +2232,7 @@ read_and_close_socket_ssl(socket_t sock, size_t keep_alive_max_count,
                           // The upcoming 1.1.0 is going to be thread safe.
                           SSL_CTX *ctx, std::mutex &ctx_mutex,
                           U SSL_connect_or_accept, V setup, T callback,
-                          const char* client_cert_path = nullptr,
+                          const char* client_CA_cert_path = nullptr,
                           const char* trusted_cert_path = nullptr) {
   SSL *ssl = nullptr;
   {
@@ -2259,14 +2259,14 @@ read_and_close_socket_ssl(socket_t sock, size_t keep_alive_max_count,
     return false;
   }
 
-  if(client_cert_path){
+  if(client_CA_cert_path){
     STACK_OF(X509_NAME)* list;
     //list of client CAs to request from client
-    list = SSL_load_client_CA_file(client_cert_path);
+    list = SSL_load_client_CA_file(client_CA_cert_path);
     SSL_set_client_CA_list(ssl, list);
     //certificate chain to verify received client certificate against
     //please run c_rehash in the cert folder first
-    SSL_CTX_load_verify_locations(ctx,client_cert_path,trusted_cert_path);
+    SSL_CTX_load_verify_locations(ctx,client_CA_cert_path,trusted_cert_path);
   }
 
   bool ret = false;
@@ -2348,9 +2348,9 @@ inline std::string SSLSocketStream::get_remote_addr() const {
 // SSL HTTP server implementation
 inline SSLServer::SSLServer(const char *cert_path,
                             const char *private_key_path,
-                            const char *client_cert_path = nullptr,
+                            const char *client_CA_cert_path = nullptr,
                             const char *trusted_cert_path = nullptr)
-  : client_cert_path_(client_cert_path),
+  : client_CA_cert_path_(client_CA_cert_path),
     trusted_cert_path_(trusted_cert_path){
   ctx_ = SSL_CTX_new(SSLv23_server_method());
 
@@ -2369,7 +2369,7 @@ inline SSLServer::SSLServer(const char *cert_path,
             1) {
       SSL_CTX_free(ctx_);
       ctx_ = nullptr;
-    } else if(client_cert_path_) {
+    } else if(client_CA_cert_path_) {
       SSL_CTX_set_verify(ctx_,
         SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, //SSL_VERIFY_CLIENT_ONCE,
         nullptr
@@ -2391,7 +2391,7 @@ inline bool SSLServer::read_and_close_socket(socket_t sock) {
       [this](Stream &strm, bool last_connection, bool &connection_close) {
         return process_request(strm, last_connection, connection_close);
       },
-      client_cert_path_,
+      client_CA_cert_path_,
       trusted_cert_path_);
 }