/*

* Copyright (c) 2003-2009 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:  IKEv2 SA data definition               

*

*/

#ifndef _IKEV2SA_H_

#define _IKEV2SA_H_

#include "ikev2SAdata.h"

#include "ikev2keepalive.h"

class CIkev2PluginSession;

class TIkeV2IpsecSAData;

class MIkeDebug;

//

//  Class CIkev2SA

//

NONSHARABLE_CLASS(CIkev2SA) : public CTimer, public MIkeV2DpdHeartBeatEventHandler

    {

public:

	static CIkev2SA* NewL(CIkev2PluginSession& aIkeV2PluginSession, 

	                      TIkev2SAData& aIkev2SAdata, 

	                      MIkeDebug& aDebug);	

    ~CIkev2SA();

	void UpdateL(TIkev2SAData* aIkev2SAdata, TIkeV2IpsecSAData* aIpsecSAData);

	TBool RemoteAddrChanged(TInetAddr& aNewIp);	

	TIkeV2IpsecSAData* RemoveIpsecSaData(const TDesC8& aInSpi, const TDesC8& aOutSpi);

	TIkeV2IpsecSAData* FindIpsecSaData(const TDesC8& aInSpi, const TDesC8& aOutSpi, TBool aRemove);

	void DeleteIpsecSaData(const TDesC8& aInSpi, const TDesC8& aOutSpi);

	void EventHandlerL();

	TIkeV2IpsecSAData* GetIpsecSaQue();

	void SetIpsecSaQue(TIkeV2IpsecSAData* aQue);

private:

    CIkev2SA(CIkev2PluginSession& aIkeV2PluginSession, MIkeDebug& aDebug);

    void ConstructL(TIkev2SAData& aIkev2SAdata);

	void StartTimer();

	void DeleteIpsecSas(TIkeV2IpsecSAData* aSa);	

	void LinkIpsecSa(TIkeV2IpsecSAData* aSa); 

	void PurgeIpsecDataQue();	

protected:

	//

	// CActive methods

	//

	void DoCancel();

	void RunL();

public:	

	//

	// Header Data

	//

	TIkev2SAData iIkeV2SaData;      // Common negotiation info

	CIkev2SA* iNext;        // A link field to maintain negotiations.

private:

    CIkev2PluginSession& iIkeV2PluginSession;

    MIkeDebug&           iDebug;

	TIkeV2IpsecSAData*  iIpsecSaQue;     // Ipsec SA information queue

	CIkeV2KeepAlive* iIkeKeepAlive;   // Pointer to common IKE keepalive object	

	TUint32        iRemainingTime;   // Current lifetime left

	TUint32        iRekeyingThreshold;

    };

#endif