diff -r 505ad3f0ce5c -r cdb720e67852 Msrp/MsrpServer/inc/MMSRPWriter.h
--- a/Msrp/MsrpServer/inc/MMSRPWriter.h	Sat Jun 12 14:30:11 2010 +0530
+++ b/Msrp/MsrpServer/inc/MMSRPWriter.h	Thu Nov 25 13:59:42 2010 +0200
@@ -28,26 +28,37 @@
 class MMSRPWriter
 	{
 	public:
-	    inline virtual ~MMSRPWriter(){}
+
+        /**
+         * Virtual destructor
+         */     
+        inline virtual ~MMSRPWriter(){}
+	    
 	    /**
 	     * register for send service
-	     * also triggers writer start, inactive on nothing to send
+	     * also triggers writer start, inactive on nothing to send
 	     */	    
 	    virtual void RequestSendL(MMSRPWriterObserver& aMsg) = 0;
 
         /**
+         * Cancels the sending if given message is currently being sent
+         * @param aMsg message writer observer class
+         */     
+        virtual void CancelSendingL( const MMSRPWriterObserver* aMsg ) = 0;
+
+        /**
          * Cancel current send, socket state to be verified
          */
         //virtual void CancelWrite() = 0; //not supported, only cancel message supported, i.e. chunk abort
         
         /**
-         * Stops the writer from sending data
+         * Stops the writer from sending data
          */
         //virtual void Stop() = 0;
         //virtual void Start() = 0;
         
         /**
-         * Stops sending and discards all pending data
+         * Stops sending and discards all pending data
          */
         //virtual void Flush() = 0;