/*

* 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        : csipregistrationstate.h

* Part of     : SIP Registration

* Version     : SIP/4.0

*

*/

/**

 @internalComponent

*/

#ifndef CSIPREGISTRATIONSTATE_H

#define CSIPREGISTRATIONSTATE_H

// INCLUDES

#include <e32base.h>

#include "SipStackServerDefs.h"

#include "mregistrationcontext.h"

// FORWARD DECLARATIONS

class CSIPRequest;

class CSIPResponse;

class CSIPRouteHeader;

// CONSTANTS

const TUint K423Response = 423;

/*

 * Base class for all registration states.

 */

class CSIPRegistrationState : public CBase

	{

public:

	virtual ~CSIPRegistrationState();

	virtual void RegisterL(TTransactionId&  aTransactionId, 

		                   CSIPRequest*     aRequest,

		                   CSIPRouteHeader* aOutboundProxy);

	virtual void UpdateL(TTransactionId& aTransactionId,

					     CSIPRequest*    aRequest);

	virtual void UnregisterL(TTransactionId& aTransactionId,

							 CSIPRequest*    aRequest);

	virtual void ReceiveL(TTransactionId aTransactionId,

		                  CSIPResponse*  aResponse);

	virtual TInt TransactionEnded(TTransactionId aTransactionId, 

		                          TInt           aReason) = 0;

	virtual TBool Retrying() const;	                    

protected:

	void PassResponseToOwnerL(

		CSIPResponse*   aResponse,

		TTransactionId  aTransactionId,

		TRegistrationId aRegistrationId = KEmptyRegistrationId);

	TInt PassErrorToOwner(

		TInt aReason, 

		TTransactionId  aTransactionId,

		TRegistrationId aRegistrationId = KEmptyRegistrationId);

protected:

	CSIPRegistrationState(MRegistrationContext& aRegistration);

protected: // Data

	MRegistrationContext& iRegistration;

	};

#endif // CSIPREGISTRATIONSTATE_H

// end of file