/*

* 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          : CState.h

* Part of       : SIPSec

* Version       : SIP/5.0

*

*/

/**

 @internalComponent

*/

#ifndef CSTATE_H

#define CSTATE_H

#include <e32base.h>

#include "Lwtimer.h"

class CSIPSecurityVerifyHeader;

class CSIPRequest;

class CSIPResponse;

class CSipSecAgreeRecord;

class TSIPTransportParams;

/**

 * @brief base state of CSipSecAgreeRecord states

 */

class CState : public CBase

	{

public:

    // States of IpSec SecAgree record

    enum TSecAgreeRecordState

    	{

        ETentative = 0,

        EPendingKey,

        EPendingSa,

        EPendingPolicy,

        ETemporal,

        EInUse,

        EOld,

    	EDying,

    	EDeleting,

    	EClearing

        };

	virtual ~CState();

	virtual CState::TSecAgreeRecordState State() = 0;

	virtual void SaAddedL( CSipSecAgreeRecord& aRecord );

	virtual void SaDeleted( CSipSecAgreeRecord& aRecord );

	virtual void PolicyActivatedL( CSipSecAgreeRecord& aRec );

	virtual void PolicyUnloaded( CSipSecAgreeRecord& aRec );

	virtual void TimerExpiredL( CSipSecAgreeRecord& aRecord, 

								TTimerId aTimerId, 

								TAny* aTimerParam );	

	virtual void Resp4xxL( CSipSecAgreeRecord& aRecord, 

	                       CSIPResponse& aResponse,

	                       CSIPRequest& aRequest );

    virtual TBool AuthKeyL( CSipSecAgreeRecord& aRecord,

						    const TDesC8& aAuthKey );

    virtual void AuthKeyFailedL( CSipSecAgreeRecord& aRec );

	virtual void RegisterL( CSipSecAgreeRecord& aRecord, 

						    CSIPRequest& aRequest,

						    TSIPTransportParams& aTransportParams,

						    const TDesC8& aOutboundProxy );

	virtual void ReguestL( CSipSecAgreeRecord& aRecord, 

						   CSIPRequest& aRequest,

						   TSIPTransportParams& aTransportParams,

						   const TDesC8& aOutboundProxy );

	virtual void Resp2xxL( CSipSecAgreeRecord& aRecord,

					       CSIPResponse& aResponse );

	virtual void ProcessSecVerifyL( 

	                CSipSecAgreeRecord& aRec,

	                RPointerArray<CSIPSecurityVerifyHeader>& aSecurityVerify );

	virtual void ClearSaL( CSipSecAgreeRecord& aRecord );

protected:

	virtual void ReInitializeL( CSipSecAgreeRecord& aRecord,

								CSIPResponse& aResponse,

								TBool aFullReInitialize );

	virtual void DeleteSasL( CSipSecAgreeRecord& aRec );

	virtual void DoClearSaL( CSipSecAgreeRecord& aRec );	

	virtual void DeleteSasAndPolicyL( CSipSecAgreeRecord& aRec );

	virtual void UpdateExpirationTimeL( CSipSecAgreeRecord& aRec,

                                    	CSIPResponse& aResponse );

	};

#endif // CSTATE_H

// End of File