--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmsharing/mmshavailability/inc/musavasipadapter.h	Fri Jun 11 13:36:18 2010 +0300
@@ -0,0 +1,71 @@
+/*
+* Copyright (c) 2005 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:  
+*
+*/
+
+
+#ifndef MMUSAVASIPADAPTER_H
+#define MMUSAVASIPADAPTER_H
+
+//  INCLUDES
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class CSIPServerTransaction;
+
+// CLASS DECLARATION
+
+/**
+*  @publishedAll
+*  @released
+*
+*  An interface to be implemented by users of CSIPConnection.
+*  Interface allows to be able to receive requests, responses, connection state
+*  notifications and error notifications from sip stack.
+*
+*  Note: The client must not delete related CSIPConnection object 
+*  during the execution of the interface function.
+*
+*  @lib n/a
+*/
+
+class MMusAvaSipAdapter
+	{    	
+    public:
+        /**
+        * A SIP request has been received from the network.
+        * This function is called when the SIP request was received using such
+        * an IAP, for which the application has not created a CSIPConnection
+        * object.
+        * @pre aTransaction != 0
+        * @param aIapId The IapId from which the SIP request was received.
+        * @param aTransaction contains local address, remote address of a SIP
+        *        message, as well as optional SIP message method, headers and
+        *        body. The ownership is transferred.
+        */
+        virtual TInt IncomingRequest(TUint32 aIapId,
+                                     CSIPServerTransaction* aTransaction) = 0;
+
+        /**
+        * The received SIP request time-outed and it is invalid i.e. cannot be used
+        * anymore.
+        * This will be called if the user fails to create a SIP connection and
+        * does not send an appropriate SIP response.
+        * @param aTransaction The time-outed transaction.
+        */
+        virtual TInt TimedOut(CSIPServerTransaction& aTransaction) = 0;
+	};
+
+#endif // MMUSAVASIPCONNECTIONADAPTER_H