add an option to easily disable per message deflate compression

ixwebsocket/IXHttpClient.cpp

@@ -109,7 +109,7 @@ namespace ix
         HttpRequestArgsPtr args,
         int redirects)
     {
-        // We only have one socket connection, so we cannot 
+        // We only have one socket connection, so we cannot
         // make multiple requests concurrently.
         std::lock_guard<std::mutex> lock(_mutex);
 

ixwebsocket/IXWebSocket.cpp

@@ -135,6 +135,13 @@ namespace ix
         _enablePong = false;
     }
 
+    void WebSocket::disablePerMessageDeflate()
+    {
+        std::lock_guard<std::mutex> lock(_configMutex);
+        WebSocketPerMessageDeflateOptions perMessageDeflateOptions(false);
+        _perMessageDeflateOptions = perMessageDeflateOptions;
+    }
+
     void WebSocket::start()
     {
         if (_thread.joinable()) return; // we've already been started

ixwebsocket/IXWebSocket.h

@@ -95,6 +95,7 @@ namespace ix
         void setPingTimeout(int pingTimeoutSecs);
         void enablePong();
         void disablePong();
+        void disablePerMessageDeflate();
 
         // Run asynchronously, by calling start and stop.
         void start();