/*

* Copyright (c) 2010 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: 

*

*/

/**

 *@file

 *@internalComponent

 */

#include "ncmdhcpnotifwatcher.h"

#include "ncmconnectionmanager.h"

#include "ncmdhcpnotifobserver.h"

#ifdef OVERDUMMY_NCMCC

#include <usb/testncmcc/dummy_ncminternalsrv.h>

#else

#include "ncminternalsrv.h"

#endif // OVERDUMMY_NCMCC

// For OST trace

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "ncmdhcpnotifwatcherTraces.h"

#endif

/**

 * Constructor.

 * @param aObserver The AO which handle the DHCP provisioning request from NCM internal server 

 * @param aNcmInteralSvr The reference of the NCM internal server client API handle

 */

CNcmDhcpNotifWatcher::CNcmDhcpNotifWatcher(MNcmDhcpNotificationObserver& aObserver,

        RNcmInternalSrv& aNcmInteralSvr)

	: CActive(CActive::EPriorityStandard), 

	  iObserver(aObserver), 

	  iNcmInteralSvr(aNcmInteralSvr) 

	{

    OstTraceFunctionEntryExt( CNCMDHCPNOTIFWATCHER_CNCMDHCPNOTIFWATCHER_ENTRY, this );

	CActiveScheduler::Add(this);		

	OstTraceFunctionExit1( CNCMDHCPNOTIFWATCHER_CNCMDHCPNOTIFWATCHER_EXIT, this );

	}

/**

 * Destructor.

 */

CNcmDhcpNotifWatcher::~CNcmDhcpNotifWatcher()

	{

	OstTraceFunctionEntry0( CNCMDHCPNOTIFWATCHER_CNCMDHCPNOTIFWATCHER_ENTRY_DESTROY );

	Cancel();

	OstTraceFunctionExit0( CNCMDHCPNOTIFWATCHER_CNCMDHCPNOTIFWATCHER_EXIT_DESTROY );

	}

/**

 * Start observing the connection stage changes.

 */

void CNcmDhcpNotifWatcher::StartL()

	{

	OstTraceFunctionEntry0( CNCMDHCPNOTIFWATCHER_START_ENTRY );

	if(!IsActive())

	    {

        iNcmInteralSvr.DhcpProvisionNotify(iStatus);

        SetActive();

	    }

	else

	    {

	    // Report this to NCM connection manager

	    OstTrace0( TRACE_FATAL, CNCMDHCPNOTIFWATCHER_STARTL, "DHCP notifier already actived!" );

	    User::Leave(KErrInUse);

	    }

	OstTraceFunctionExit0( CNCMDHCPNOTIFWATCHER_START_EXIT );

	}

/**

 * Implements cancellation of an outstanding request. Cancels the connection progress notification request.

 */

void CNcmDhcpNotifWatcher::DoCancel()

	{

    OstTraceFunctionEntry0( CNCMDHCPNOTIFWATCHER_DOCANCEL_ENTRY );

	iNcmInteralSvr.DhcpProvisionNotifyCancel();

	OstTraceFunctionExit0( CNCMDHCPNOTIFWATCHER_DOCANCEL_EXIT );

	}

/**

 * Called when got DHCP provisioning request from NCM internal server.

 */

void CNcmDhcpNotifWatcher::RunL()

	{

	OstTraceFunctionEntry0( CNCMDHCPNOTIFWATCHER_RUNL_ENTRY );

	TInt completionCode = iStatus.Int();

	if (KErrCancel != completionCode)

	    {

        // Doing DHCP

        iObserver.MdnoHandleDhcpNotification(iStatus.Int());

        if (KErrNone == completionCode)

            {

            // Restart the watcher

            StartL();

            }

	    }

	OstTraceFunctionExit0( CNCMDHCPNOTIFWATCHER_RUNL_EXIT );

	}