Updated code

TCPSession.cpp

@@ -14,15 +14,16 @@ namespace core {
       data << "|" << ipAddress.getClientAddressAndPort();
    }
 
-   void TCPSession::protocol(coreutils::ZString data) {
+   void TCPSession::protocol(coreutils::ZString &data) {
       if(!server.commands.processRequest(data, *this))
       	if(data.getLength() != 0)
 	         server.sessionErrorHandler("Invalid data received.", out);
    }
 
    void TCPSession::onRegistered() {
+      coreutils::ZString blank("");
       onConnected();
-      protocol(coreutils::ZString(""));
+      protocol(blank);
       send();
       if(term)
      	  shutdown("termination requested");
@@ -30,7 +31,7 @@ namespace core {
 
    void TCPSession::onConnected() {}
 
-   void TCPSession::onDataReceived(coreutils::ZString data) {
+   void TCPSession::onDataReceived(coreutils::ZString &data) {
       if(data.getLength() > 0) {
 	 lineBuffer = (char *)realloc(lineBuffer, lineBufferSize + data.getLength());
 	 memcpy(lineBuffer + lineBufferSize, data.getData(), data.getLength());