// 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:

//

/**

 @file

 @internalComponent 

*/

#ifndef __PPPUMTS_H__

#define __PPPUMTS_H__

#include "PPPBASE.H"

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <comms-infras/nifprvar_internal.h>

#endif

const TInt KMaxLinkInterfaceName = 20;

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

/* CProtocolPpp */

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

class CPppUmtsLink;

NONSHARABLE_CLASS(CProtocolPpp) : public CProtocolBase

/**

 * Class used by PPP to receive data from lower layer Nif and send it up to LCP.

 */

	{

public:

	static CProtocolPpp* NewL();

	CProtocolPpp();

	~CProtocolPpp();

	// CProtocolBase mirrored functions to allow passing of data from lower layer Nif up to LCP

	inline virtual void Process(RMBufChain &,CProtocolBase* aSourceProtocol=NULL);	// Up

	inline virtual void Process(TDes8& aPDU,TSockAddr *from,TSockAddr *to=NULL,CProtocolBase* aSourceProtocol=NULL);	// Up

	inline virtual void StartSending(CProtocolBase* aProtocol);	// Up

	inline virtual void Identify(TServerProtocolDesc* aProtocolDesc) const;

	void SetValue(CPppUmtsLink* aPppUmtsLink);

private:

	CPppUmtsLink* iPppUmtsLink;

	};

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

/* CPppUmtsLink */

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

NONSHARABLE_CLASS(CPppUmtsLink) : public CPppLinkBase, public MNifIfNotify

/**

 * Definition of the PPP "proxy" class which acts as a bridge between PPP and the lower layer Nif.

 */

	{

public:

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

	~CPppUmtsLink();

	// CProtocolBase API to lower layer Nif

	inline void Process(RMBufChain &,CProtocolBase* aSourceProtocol=NULL);	// Up

	inline void Process(TDes8& aPDU,TSockAddr *from,TSockAddr *to=NULL,CProtocolBase* aSourceProtocol=NULL);	// Up

	inline void StartSending(CProtocolBase* aProtocol);	// Up

	// CPppLinkBase API to lower layer Nif

	virtual void CreateL();

	inline virtual TInt Send(RMBufChain& aPacket, TUint aPppId=KPppIdAsIs);

	inline virtual void OpenL();

	inline virtual void Close();

	inline virtual void StartL();

	virtual void Stop(TInt aReason, TBool aLinkDown=ETrue);

	inline virtual void GetSendRecvSize(TInt& aMaxRecvSize, TInt& aMaxSendSize);

	virtual TInt SpeedMetric();

	inline virtual void GetDataTransfer(RPacketContext::TDataVolume&);

	// MNifIfNotify API to lower layer Nif

    inline virtual void LinkLayerDown(TInt aReason, TAction aAction);		

	inline virtual void LinkLayerUp();

    inline virtual void NegotiationFailed(CNifIfBase* aIf, TInt aReason);

    inline virtual TInt Authenticate(TDes& aUsername, TDes& aPassword);

    inline virtual void CancelAuthenticate();

	inline virtual TInt GetExcessData(TDes8& aBuffer);

	inline virtual void IfProgress(TInt aStage, TInt aError);

	inline virtual void IfProgress(TSubConnectionUniqueId aSubConnectionUniqueId, TInt aStage, TInt aError);

	inline virtual void OpenRoute();

	inline virtual void CloseRoute();

	inline virtual TInt Notification(TNifToAgentEventType aEvent, void * aInfo = NULL);

	virtual void BinderLayerDown(CNifIfBase* aBinderIf, TInt aReason, TAction aAction);

	virtual TInt PacketActivity(TDataTransferDirection aDirection, TUint aBytes, TBool aResetTimer);

	inline virtual void NotifyDataSent(TSubConnectionUniqueId aSubConnectionUniqueId, TUint aUplinkVolume);

	inline virtual void NotifyDataReceived(TSubConnectionUniqueId aSubConnectionUniqueId, TUint aDownlinkVolume);

	inline virtual void NifEvent(TNetworkAdaptorEventType aEventType, TUint aEvent, const TDesC8& aEventData, TAny* aSource=0);

protected:

	inline virtual TInt DoReadInt(const TDesC& aField, TUint32& aValue,const RMessagePtr2* aMessage);

    inline virtual TInt DoWriteInt(const TDesC& aField, TUint32 aValue,const RMessagePtr2* aMessage);

    inline virtual TInt DoReadDes(const TDesC& aField, TDes8& aValue,const RMessagePtr2* aMessage);

    inline virtual TInt DoReadDes(const TDesC& aField, TDes16& aValue,const RMessagePtr2* aMessage);

    inline virtual TInt DoWriteDes(const TDesC& aField, const TDesC8& aValue,const RMessagePtr2* aMessage);

	inline virtual TInt DoWriteDes(const TDesC& aField, const TDesC16& aValue,const RMessagePtr2* aMessage);

	inline virtual TInt DoReadBool(const TDesC& aField, TBool& aValue,const RMessagePtr2* aMessage);

    inline virtual TInt DoWriteBool(const TDesC& aField, TBool aValue,const RMessagePtr2* aMessage);

private:

	CNifIfLink* iUmtsNif;

	CNifIfBase* iUmtsNifPppBinder;

	CProtocolPpp* iProtocolPpp;

	TBuf<KMaxLinkInterfaceName> iNifName;		// Lower layer Nif name

	};

#endif