/*

* 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:  Common keep alive object

*

*/

#ifndef _IKEV2KEEPALIVE_H_

#define _IKEV2KEEPALIVE_H_

#include <e32base.h>

#include <in_sock.h>

class CIkev2PluginSession;

/** 

* IKE keepalive event handler

* @internalComponent

*/

class MIkeV2DpdHeartBeatEventHandler

{

	public:

		/** 

         * IKE PKI service operation completed 

         * @internalComponent

         * @param aStatus completion status of operation

         * @param aObject pointer to CIkePkiService object

         * 

         */

		virtual void EventHandlerL()=0; 

};

NONSHARABLE_CLASS(CIkeV2KeepAlive) : public CTimer

{

	public:

		static CIkeV2KeepAlive* NewL(TInt DpdKeepAlive,			                      

			                         MIkeV2DpdHeartBeatEventHandler& aHandler);

		~CIkeV2KeepAlive();

	protected:

	//

	// CActive methods

	//

		void DoCancel();

		void RunL();

	private: // implementation

		CIkeV2KeepAlive(TInt DpdKeepAlive, 

                        MIkeV2DpdHeartBeatEventHandler& aHandler);

		void ConstructL();		

		void StartTimer();

	private: // data

		MIkeV2DpdHeartBeatEventHandler& iCallback;

		TInt                       iDpdKeepAlive;	

		TInt                       iRemainingTime;

};

#endif //_IKEV2KEEPALIVE_H_