// Copyright (c) 2002-2009 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:

// This module contains the code for the PPP "proxy" class which communicates with the lower Nif.

// 

//

#include "PppUmts.h"

#include "PppUmts.inl"

#include "in_iface.h"

/****************/

/* CProtocolPpp */

/****************/

CProtocolPpp::CProtocolPpp()

{

}

CProtocolPpp* CProtocolPpp::NewL()

{

	return new(ELeave) CProtocolPpp();

}

CProtocolPpp::~CProtocolPpp()

{

}

void CProtocolPpp::SetValue(CPppUmtsLink* aPppUmtsLink)

{

	iPppUmtsLink = aPppUmtsLink;

}

/****************/

/* CPppUmtsLink */

/****************/

CPppUmtsLink::CPppUmtsLink(CPppLcp* aLcp, const TDesC& aParams)

: CPppLinkBase(aLcp)

	{

	iNifName.Copy(aParams);						// save away the lower layer Nif name

	}

CPppUmtsLink::~CPppUmtsLink()

/**

 * Close lower layer Nif.

 */

	{

	// Close the Link layer of the lower Nif.

	if(iUmtsNif)

		iUmtsNif->Close();

	delete iProtocolPpp;

	// Close the NCP layer of the lower Nif.  Note: this causes the factory to be closed.

	if(iUmtsNifPppBinder)

		iUmtsNifPppBinder->Close();

	}

void CPppUmtsLink::CreateL()

/**

 * Construct the lower layer Nif and bind it to PPP.

 *

 * Called on PPP startup if CommDb indicates a lower layer Nif is to be used

 * (otherwise HDLC link class is created).

 *

 * @exception leaves if could not allocate memory opr create the Nif.

 */

	{

	iProtocolPpp = CProtocolPpp::NewL();

	iUmtsNif = (CNifIfLink*)Nif::CreateInterfaceL(iNifName,this);

	iUmtsNif->Open();

	_LIT(Kppp,"ppp");

	iUmtsNifPppBinder = iUmtsNif->GetBinderL(Kppp);

	iUmtsNifPppBinder->Open();

	iUmtsNifPppBinder->BindL(iProtocolPpp);

	iProtocolPpp->SetValue(this);

	}

void CPppUmtsLink::Stop(TInt aReason, TBool aLinkDown)

/**

 * Called from PPP to terminate the lower Nif.

 */

	{

	iUmtsNif->Stop(aReason,MNifIfNotify::EDisconnect);

	if(aLinkDown)

		iPppLcp->LinkLayerDown(aReason);

	}

TInt CPppUmtsLink::SpeedMetric()

	{

	TPckgBuf<TSoIfInfo> info_buf;

	TInt err = iUmtsNif->Control(KSOLInterface, KSoIfInfo, info_buf);

	if (err != KErrNone)

		return err;	// No IPv4 support (no change)

	else

		{

		const TSoIfInfo &info = info_buf();

		return info.iSpeedMetric;

		}

	}

void CPppUmtsLink::BinderLayerDown(CNifIfBase*, TInt, TAction)

	{ }