/*

* Copyright (c) 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 IKE message send que.

*

*/

#ifndef IKEV2MESSAGESENDQUEUE_H_

#define IKEV2MESSAGESENDQUEUE_H_

#include <e32base.h>

#include <in_sock.h>

#include "ikev2sender.h"

class MIkeDataInterface;

class MIkeDebug;

class TIkeMsgWaitQueueObject

    {

public:    

    TPtrC8       iIkeMsg;

    TBool        iFloatedPort;

    };

NONSHARABLE_CLASS(CIkev2MessageSendQueue) : public CActive,

                                            public MIkev2SenderCallback

    {

public:

    static CIkev2MessageSendQueue* NewL(MIkeDataInterface& aDataInterface,

                                        const TInetAddr& aDestinationAddress,

                                        TUint8 aDscp,

                                        TUint aNatKeepAliveInterval,

                                        MIkeDebug& aDebug);

    ~CIkev2MessageSendQueue();

    void SendIkeMessageL(const TPtrC8 aIkeMsg, TBool aFloatedPort);    

    void CancelSend(const TPtrC8& aIkeMsg);

    void CancelAll();

    void NewSaBehindNatL(TUint aSaId);

    void SaBehindNatDeleted(TUint aSaId);

protected:

    void SendIkeMsgCompleted( TInt aStatus );

    void RunL();

    void DoCancel();

private:

    CIkev2MessageSendQueue(MIkeDataInterface& aDataInterface,

                           const TInetAddr& aDestinationAddress,

                           TUint8 aDscp,

                           TUint aNatKeepAliveInterval,

                           MIkeDebug& aDebug);

    void ConstructL();      

    void ArmKeepaliveTimer();

    MIkeDataInterface& iDataInterface;

    TUint              iNatKeepAliveInterval;    

    TInetAddr          iDestinationAddress;

    TUint8             iDscp;

    MIkeDebug&         iDebug;

    CIkev2Sender*      iSender; 

    RTimer             iNatKeepaliveTimer;

    RArray<TIkeMsgWaitQueueObject> iIkeMsgSendBuffer; //IkeMsgs waiting for send

    TPtrC8 iIkeMsgInSending; //IkeMsgs, which is currently in sending

    RArray<TUint> iSasBehindNat;

    TUint iRemainingTime;

    };

#endif /* IKEV2MESSAGESENDQUEUE_H_ */