/*

* Copyright (c) 2008-2009 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:  Sender of UDP datagrams

*

*/

#include <in_sock.h>

#include "ikedatainterface.h"

#include "ikedebug.h"

#include "ikesocketdefs.h"

#include "ikemsgheader.h"

// CLASS HEADER

#include "ikev1sender.h"

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

// Two-phased constructor.

// ---------------------------------------------------------------------------

//

CIkev1Sender* CIkev1Sender::NewL( MIkeDataInterface& aDataInterface,

                                  MIkev1SenderCallback& aCallback,

                                  MIkeDebug& aDebug )

    {

    CIkev1Sender* self = new (ELeave) CIkev1Sender( aDataInterface,

                                                    aCallback,

                                                    aDebug );

    return self;

    }

// ---------------------------------------------------------------------------

// Destructor.

// ---------------------------------------------------------------------------

//

CIkev1Sender::~CIkev1Sender()

    {

    HBufC8* udpData = iUdpData;

    iUdpData = NULL;

    // Sending is not completed via callback interface.

    Cancel();

    delete udpData;

    udpData = NULL;

    }

// ---------------------------------------------------------------------------

// Constructor.

// ---------------------------------------------------------------------------

//

CIkev1Sender::CIkev1Sender( MIkeDataInterface& aDataInterface,

                            MIkev1SenderCallback& aCallback,

                            MIkeDebug& aDebug )

 : CActive( EPriorityStandard ),

   iUdpData( NULL ),

   iDataInterface( aDataInterface ),

   iCallback( aCallback ),

   iDebug( aDebug )

    {

    CActiveScheduler::Add( this );

    }

// ---------------------------------------------------------------------------

// Sends IKE message.

// ---------------------------------------------------------------------------

//

void CIkev1Sender::SendUdpData( HBufC8* aUdpData,                               

                                const TInetAddr& aDestAddr,

                                TInt aLocalPort,

                                TUint8 aDscp )

    {

    __ASSERT_DEBUG( iUdpData == NULL,

                    User::Invariant() );

    Cancel();

    iUdpData = aUdpData;

    // Send IKE message.

    DEBUG_LOG( _L("CIkev1Sender::SendUdpData, sending..."));

    iDataInterface.SendUdpData( aLocalPort,

                                aDestAddr,

                                *aUdpData,

                                aDscp,

                                iStatus );        

    SetActive();                

    }

// ---------------------------------------------------------------------------

// From class CActive

// Handles completion of sending. 

// ---------------------------------------------------------------------------

//

void CIkev1Sender::RunL()

    {

    DEBUG_LOG1( _L("CIkev1Sender::RunL, status=%d"),

            iStatus.Int() );

    if ( iUdpData != NULL )

        {

        delete iUdpData;

        iUdpData = NULL;

        iCallback.SendUdpDataCompleted( iStatus.Int() );

        }

    }

// ---------------------------------------------------------------------------

// From class CActive

// Handles cancellation of sending. 

// ---------------------------------------------------------------------------

//

void CIkev1Sender::DoCancel()

    {

    DEBUG_LOG( _L("CIkev1Sender::DoCancel"));

    iDataInterface.CancelSend();

    if ( iUdpData != NULL )

        {

        delete iUdpData;

        iUdpData = NULL;

        }

    }