--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/Server/inc/MSIPRequestRouterObserver.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,74 @@
+/*
+* Copyright (c) 2005-2009 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:
+* Name          : MSIPRequestRouterObserver.h
+* Part of       : SIP Server Core
+* Version       : SIP/4.0 
+*
+*/
+
+
+
+
+/**
+ @internalComponent
+*/
+#ifndef MSIPREQUESTROUTEROBSERVER_H
+#define MSIPREQUESTROUTEROBSERVER_H
+
+#include <e32base.h>
+class MTransactionOwner;
+class CSIPResponse;
+
+
+class MSIPRequestRouterObserver
+	{
+	public:
+
+		/**
+		* Destructor.
+    	*/
+    	virtual ~MSIPRequestRouterObserver () { }
+    
+		/**
+		* An owner for the incoming SIP request was found
+		* @param aRequestId the request ID
+		* @param aOwner the resolved owner. The ownership is not transferred.
+    	*/
+		virtual void OwnerFoundL(TUint32 aRequestId,
+		                         MTransactionOwner* aOwner) = 0;
+
+		/**
+		* An owner was not found.
+        * The implementation of this callback should generate 
+        * a SIP error response with the provided elements and 
+        * send it to network.
+		* @param aRequestId a request ID
+		* @param aSIPResponse a SIP error response. 
+		*        The ownership is transferred.
+		*/
+		virtual void OwnerNotFoundL(TUint32 aRequestId,
+								    CSIPResponse* aSIPResponse) = 0;
+
+		/**
+		* Error occurred during resolution.
+        * This callback will also be called if one of the callbacks 
+        * OwnerFoundL or OwnerNotFoundL leaves using the leave code.
+        * @param aRequestId a request ID
+		* @param aError error code. 
+		*/
+		virtual void ErrorOccurred(TUint32 aRequestId, TInt aError) =0;
+	};
+
+#endif // MSIPREQUESTROUTEROBSERVER_H