diff -r f742655b05bf -r d38647835c2e sipvoipprovider/svptransfer/inc/svptransferobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sipvoipprovider/svptransfer/inc/svptransferobserver.h	Wed Sep 01 12:29:57 2010 +0100
@@ -0,0 +1,62 @@
+/*
+* Copyright (c) 2006 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:  SVP transfer observer interface
+*
+*/
+
+
+#ifndef SVPTRANSFEROBSERVER_H
+#define SVPTRANSFEROBSERVER_H
+
+#include <e32base.h>
+
+enum TSVPTransferNotifyCode
+    {
+    ESVPTransferOKHangUp,
+    ESVPTransferDecline,
+    ESVPIncomingRefer
+    };
+    
+/**
+ *  Transfer observer
+ *
+ *  An interface to be implemented by user of the transfer controller.
+ *
+ *  @lib svp.dll
+ *  @since S60 3.2
+ */
+class MSVPTransferObserver
+    {
+    
+public:  
+
+    /**
+     * Notifier for transfer.
+     *
+     * @since S60 3.2
+     * @param aNotifyCode transfer notify code
+     */
+    virtual void TransferNotification( TInt aNotifyCode ) = 0;    
+				
+    /**
+     * Notifier for transfer failure.
+     *
+     * @since S60 3.2
+     * @param aError transfer error code
+     */
+    virtual void TransferFailed( TInt aError ) = 0;
+				
+    };
+
+#endif // SVPTRANSFEROBSERVER_H