--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/sipapi/src/sipregistrationstate.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,87 @@
+/*
+* Copyright (c) 2006-2009 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        : sipregistrationstate.h
+* Part of     : SIPAPI
+* Interface   : 
+* Version     :
+*
+*/
+
+
+
+
+/**
+ @internalComponent
+*/
+
+#ifndef CSIPREGISTRATIONSTATE_H
+#define CSIPREGISTRATIONSTATE_H
+
+// INCLUDES
+#include <e32base.h>
+#include "siprefresh.h"
+
+// FORWARD DECLARATIONS
+class CSIPRefresh;
+class CSIPMessageElements;
+class CSIPResponseElements;
+class CSIPClientTransaction;
+class CRegBindingImplementation;
+class CConnectionCallback;
+
+// CLASS DECLARATION
+
+/*
+ * Base class for all registration states.
+ */
+class CRegistrationState : public CBase
+	{
+public:
+	virtual ~CRegistrationState();
+
+    virtual TBool IsContextActive() const;
+
+	virtual CSIPClientTransaction* 
+        RegisterL(CRegBindingImplementation& aRegistration,
+                  CSIPMessageElements* aElements) const;
+    
+	virtual CSIPClientTransaction* 
+        DeregisterL(CRegBindingImplementation& aRegistration,
+                    CSIPMessageElements* aElements) const;    
+
+    virtual CSIPClientTransaction*
+        UpdateL(CRegBindingImplementation& aRegistration,
+                CSIPMessageElements* aElements,
+                TUint* aExpirationValue) const;
+
+    virtual TBool IncomingResponseL(CRegBindingImplementation& aRegistration,
+                                    CSIPResponseElements* aElements,
+		                            TUint32 aRequestId,
+					                TUint32 aRegistrationId,
+					                TUint32 aRefreshId,
+                                    CConnectionCallback& aCallback) const;
+
+    virtual TBool ErrorOccured(CRegBindingImplementation& aRegistration,
+                               TInt aError,
+                               TUint32 aSIPRequestId,
+                               CConnectionCallback& aCallback) const;
+
+    virtual CSIPRefresh::TState RefreshState() const;
+
+    virtual void
+    	ConnectionLost(CRegBindingImplementation& aRegistration) const = 0;
+	};
+
+#endif