// Copyright (c) 2004-2009 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 deals with all the signalling packets that are global to the L2CAP entity.

// i.e., Echo Request / Response, Information Request / Response

// 

//

#ifndef L2CAPLINKSIGNALHANDLER_H

#define L2CAPLINKSIGNALHANDLER_H

#include <e32std.h>

#include <e32base.h>

#include "l2capSignalHandler.h"

#include "l2capEntityConfig.h"

class TL2CAPEntityConfig;

class CL2CAPProtocol;

class MEchoResponseHandler;

NONSHARABLE_CLASS(CL2CapLinkSignalHandler) : public CL2CapSignalHandler

	{

public:

	static CL2CapLinkSignalHandler* NewL(CL2CAPMux* aMuxer);

	~CL2CapLinkSignalHandler();

	virtual TInt ConstructInformationRequest(TInfoType aInfoType);

	TInt ConstructEchoRequest(const TDes8* aData, MEchoResponseHandler& aEchoResponseHandler);

	void DeregisterOutstandingEchoRequests(MEchoResponseHandler& aEchoResponseHandler);

	void Error(TInt aErrorCode, MSocketNotify::TOperationBitmasks aErrorAction);

	void LinkUp();

	void CommandResponseFailure(HL2CapCommand* aCommand);

	inline TUint16 SigMTU() const;

	inline TL2CAPEntityConfig& PeerEntityConfig(); //const;

private:

	void ConstructL();

	CL2CapLinkSignalHandler(CL2CAPMux* aMuxer);

 	TBool HandleConnectionRequest(HConnectionRequest* aConnectionRequest);

	TBool HandleEchoResponse(HEchoResponse* aEchoResponse);

	TBool HandleEchoRequest(HEchoRequest* aEchoRequest); 

	TBool HandleInformationRequest(HInformationRequest* aInformationRequest);

	TBool HandleInformationResponse(HInformationResponse* aInformationResponse);

	TBool HandleCommandReject(HCommandReject* aCommandReject);

	TBool HandleInvalidCommand(HInvalidCommand* aInvalidCommand);

	// Un-handled SAP signal handler commands.

 	TBool HandleConnectionResponse(HConnectionResponse* aConnectionResponse);

	TBool HandleConfigureRequest(HConfigureRequest* aConfigRequest);

	TBool HandleConfigureResponse(HConfigureResponse* aConfigResponse);	

	TBool HandleDisconnectRequest(HDisconnectRequest* aDisconnectRequest);	

	TBool HandleDisconnectResponse(HDisconnectResponse* aDisconnectResponse);	

	void PendingCommandsDrained();

private:

	TL2CAPEntityConfig iPeerL2CapEntityConfig;

	TUint16 iSigMTU;

	};

inline TUint16 CL2CapLinkSignalHandler::SigMTU() const

	{

	return iSigMTU;

	}

TL2CAPEntityConfig& CL2CapLinkSignalHandler::PeerEntityConfig() //const

	{

	return iPeerL2CapEntityConfig;

	}

#endif