diff -r f1578314b8da -r 505ad3f0ce5c Msrp/MsrpClient/inc/MMSRPSessionObserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Msrp/MsrpClient/inc/MMSRPSessionObserver.h	Sat Jun 12 14:30:11 2010 +0530
@@ -0,0 +1,105 @@
+/*
+* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html."
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+* Contributors:
+*
+* Description:
+* MSRP Implementation
+*
+*/
+
+#ifndef MMSRPSESSIONOBSERVER_H_
+#define MMSRPSESSIONOBSERVER_H_
+
+// INCLUDES
+#include "MsrpCommon.h"
+
+// FORWARD DECLARATIONS
+class CMSRPMessage;
+
+
+class MMSRPSessionObserver
+    {
+    public:
+        
+        /**
+         * An MSRP SEND request has been received from the network.
+         * The content of the request is given to the client, along with the 
+         * status of receiving the request. Ownership of the content is transferred.
+         * @param aMessageContent the received message content
+         * @param aStatus KErrNone with complete message, KErrCancel if terminated
+         */
+        virtual void IncomingMessage( HBufC8* aMessageContent, TInt aStatus ) = 0;
+
+        /**
+         * An MSRP REPORT request has been received from the network.
+         * This function is called to notify the client that a recipient wishes
+         * to indicate a range of bytes as received, or to indicate an error. 
+         * However, it is the client's responsibility to handle this information.
+         * @param aStatus status code from the REPORT request
+         * @param aRangeStart start of the byte range being reported 
+         * @param aRangeEnd end of the byte range being reported
+         * @param aTotal total number of bytes in the message
+         * NOTE: This callback not issued currently, REPORTs support not present
+         */
+        virtual void IncomingReport( TInt aStatus, TInt aRangeStart,
+            TInt aRangeEnd, TInt aTotal ) = 0;
+
+        /**
+         * Result of the send operation initiated by the client
+         * @param aStatus error code as defined in MsrpCommon::TErrorCode
+         * @param aMessageId message identifier of the sent message that
+         * was returned by the SendBuffer call
+         */
+        virtual void SendResult( TInt aStatus, const TDesC8& aMessageid ) = 0;
+
+        /**
+         * Indicates a failure in connection establishment
+         * or in case of any error in an established connection
+         * @param aStatus a system wide error code
+         */
+        virtual void ListenPortFailure( TInt aStatus ) = 0;
+
+        /**
+         * Result of the connection attempt made by the client. This callback is
+         * issued, both while initiating a connection with ConnectL and while
+         * receiving a connection with ListenL, once the call completes.
+         * Client must wait for this callback before trying to send out any
+         * messages to the remote user.
+         * @param aStatus KErrNone or a system wide error code
+         */
+        virtual void ConnectStatus( TInt aStatus ) = 0;
+        
+        /**
+         * Notifies that the entire file has been sent successfully 
+         */
+        virtual void SendFileNotification(TBool aStatus) = 0;
+        
+        /**
+         * Notifies that the entire file has been received successfully 
+         */
+        virtual void ReceiveFileNotification(TBool status) = 0;
+        
+        /**
+        * File data transfer progress. returns the progress of data transfer
+        * @param aTransferred number of bytes transferred
+        * @param aTotal Total amount of bytes to be transferred
+        */
+        virtual void FileSendProgress( TInt aTransferred, TInt aTotal ) = 0;
+
+        /**
+        * File receive progress, number of bytes received from incoming data
+        * @param aReceived number of bytes received
+        * @param aTotal Total amount of bytes to be received
+        */
+        virtual void FileReceiveProgress( TInt aReceived, TInt aTotal ) = 0;
+        
+    };
+
+#endif /* MMSRPSESSIONOBSERVER_H_ */