linklayerprotocols/pppnif/SPPP/PppUmts.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 26 Jan 2010 15:23:49 +0200
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// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// This module contains the code for the PPP "proxy" class which communicates with the lower Nif.
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// 
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//
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#include "PppUmts.h"
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#include "PppUmts.inl"
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#include "in_iface.h"
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/****************/
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/* CProtocolPpp */
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/****************/
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CProtocolPpp::CProtocolPpp()
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{
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}
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CProtocolPpp* CProtocolPpp::NewL()
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{
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	return new(ELeave) CProtocolPpp();
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}
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CProtocolPpp::~CProtocolPpp()
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{
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}
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void CProtocolPpp::SetValue(CPppUmtsLink* aPppUmtsLink)
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{
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	iPppUmtsLink = aPppUmtsLink;
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}
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/****************/
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/* CPppUmtsLink */
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/****************/
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CPppUmtsLink::CPppUmtsLink(CPppLcp* aLcp, const TDesC& aParams)
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: CPppLinkBase(aLcp)
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	{
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	iNifName.Copy(aParams);						// save away the lower layer Nif name
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	}
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CPppUmtsLink::~CPppUmtsLink()
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/**
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 * Close lower layer Nif.
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 */
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	{
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	// Close the Link layer of the lower Nif.
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	if(iUmtsNif)
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		iUmtsNif->Close();
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	delete iProtocolPpp;
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	// Close the NCP layer of the lower Nif.  Note: this causes the factory to be closed.
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	if(iUmtsNifPppBinder)
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		iUmtsNifPppBinder->Close();
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	}
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void CPppUmtsLink::CreateL()
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/**
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 * Construct the lower layer Nif and bind it to PPP.
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 *
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 * Called on PPP startup if CommDb indicates a lower layer Nif is to be used
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 * (otherwise HDLC link class is created).
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 *
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 * @exception leaves if could not allocate memory opr create the Nif.
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 */
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	{
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	iProtocolPpp = CProtocolPpp::NewL();
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	iUmtsNif = (CNifIfLink*)Nif::CreateInterfaceL(iNifName,this);
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	iUmtsNif->Open();
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	_LIT(Kppp,"ppp");
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	iUmtsNifPppBinder = iUmtsNif->GetBinderL(Kppp);
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	iUmtsNifPppBinder->Open();
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	iUmtsNifPppBinder->BindL(iProtocolPpp);
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	iProtocolPpp->SetValue(this);
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	}
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void CPppUmtsLink::Stop(TInt aReason, TBool aLinkDown)
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/**
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 * Called from PPP to terminate the lower Nif.
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 */
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	{
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	iUmtsNif->Stop(aReason,MNifIfNotify::EDisconnect);
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	if(aLinkDown)
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		iPppLcp->LinkLayerDown(aReason);
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	}
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TInt CPppUmtsLink::SpeedMetric()
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	{
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	TPckgBuf<TSoIfInfo> info_buf;
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	TInt err = iUmtsNif->Control(KSOLInterface, KSoIfInfo, info_buf);
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	if (err != KErrNone)
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		return err;	// No IPv4 support (no change)
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	else
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		{
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		const TSoIfInfo &info = info_buf();
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		return info.iSpeedMetric;
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		}
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	}
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void CPppUmtsLink::BinderLayerDown(CNifIfBase*, TInt, TAction)
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	{ }