diff -r 505ad3f0ce5c -r cdb720e67852 Msrp/MsrpServer/inc/MMSRPConnection.h
--- a/Msrp/MsrpServer/inc/MMSRPConnection.h	Sat Jun 12 14:30:11 2010 +0530
+++ b/Msrp/MsrpServer/inc/MMSRPConnection.h	Thu Nov 25 13:59:42 2010 +0200
@@ -94,11 +94,25 @@
     * Sends the buffer content
     * the observer cud be implemented by msg or subsession
     * connection observer deemed unnecessary in send call
+    * @param aMsg message writer observer class
     */
     virtual void SendL( MMSRPWriterObserver& aMsg ) = 0;
             
+    /**
+    * Continue sending the current message. This usually is called when
+    * new chunk of message is to be transmitted after receiving a response
+    * to chunk
+    * @param aMsg message writer observer class
+    */
+    virtual void ContinueSendingL( 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;
+
+    /**
      * use case unknown : connection failure detected, parse error on the connection
      * Send failed , goes directly to subsession.
      * In that scenario, subession could ask mngr to close connection itself as part of error recovery
@@ -120,7 +134,7 @@
     //virtual MMSRPConnection* NewL( TInetAddr& aRemoteAddr, MMSRPConnectionManager& aConnMngr) = 0;
     
     /**
-     * called on listen complete by connection manager
+     * called on listen complete by connection manager
      */
     virtual void ConnectionEstablishedL( TInt aNewState, RSocket* aSocket, TInt aStatus ) = 0;