// Copyright (c) 1997-2009 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:

// Protocol (PAP) - RFC 1334.

// 

//

/**

 @file

 @brief Header file for the implementation of Password Authentication

 @internalComponent 

*/

#ifndef __PPPPAP_H__

#define __PPPPAP_H__

#include "PPPAUTH.H"

const TInt KPppPapWaitTime = 3000;

const TInt KPppPapRetries = 4;

const TUint8 KPppPapRequest = 1;

const TUint8 KPppPapAck = 2;

const TUint8 KPppPapNak = 3;

NONSHARABLE_CLASS(CPppPap) : public CPppAuthentication, protected MTimer

	{

public:

	static CPppAuthentication* NewL();

	virtual ~CPppPap();

	virtual void InitL(CPppLcp* aLcp);

	virtual void AuthenticateComplete(TInt aStatus);

protected:

	virtual TUint PppId() const;

	// MPppRecvr upcalls

	virtual TBool RecvFrame(RMBufChain& aPacket);

	virtual void LowerLayerUp();

	virtual void LowerLayerDown(TInt aStatus=KErrNone);

	// MTimer upcall

	virtual void TimerComplete(TInt aStatus);

private:

	void SendAuthRequestL(TBool aNewRequest=EFalse);

	CPppPap();

private:

	TInt	iTryCount;

	TUint8	iCurrentId;

	};

/**

   Object factory for CPppPap.

   @leave Standard Symbian OS error codes. e.g. KErrNoMemory.

*/

inline CPppAuthentication* CPppPap::NewL()

	{

	return new(ELeave) CPppPap;

	}

inline TUint CPppPap::PppId() const

	{

	return KPppIdPap;

	}

#endif // ___PPPPAP_H__