Adaptions for mbedTLS v3.x.x, but backward compatibility kept.

Author: BlueAndi

src/AsyncTCP.cpp

@@ -351,7 +351,7 @@ bool AsyncClient::getNoDelay(){
     if (_socket == -1) return false;
 
     int flag = 0;
-    size_t size = sizeof(int);
+    socklen_t size = sizeof(int);
     int res = getsockopt(_socket, IPPROTO_TCP, TCP_NODELAY, (char *)&flag, &size);
     if(res < 0) {
         log_e("fail on fd %d, errno: %d, \"%s\"", _socket, errno, strerror(errno));

src/AsyncTCP_TLS_Context.cpp

@@ -196,7 +196,11 @@ int AsyncTCP_TLS_Context::_startSSLClient(int sck, const char * host_or_ip,
         }
 
         log_v("Loading private key");
+#if MBEDTLS_VERSION_NUMBER < 0x03000000
         ret = mbedtls_pk_parse_key(&client_key, cli_key, cli_key_len, NULL, 0);
+#else
+        ret = mbedtls_pk_parse_key(&client_key, cli_key, cli_key_len, NULL, 0, mbedtls_ctr_drbg_random, &drbg_ctx);
+#endif
         _have_client_key = true;
 
         if (ret != 0) {