1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // This deals with all the signalling packets that are global to the L2CAP entity.

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

    16 // 

    17 //

    18 

    19 #ifndef L2CAPLINKSIGNALHANDLER_H

    20 #define L2CAPLINKSIGNALHANDLER_H

    21 

    22 #include <e32std.h>

    23 #include <e32base.h>

    24 

    25 #include "l2capSignalHandler.h"

    26 #include "l2capEntityConfig.h"

    27 

    28 

    29 class TL2CAPEntityConfig;

    30 class CL2CAPProtocol;

    31 class MEchoResponseHandler;

    32 

    33 NONSHARABLE_CLASS(CL2CapLinkSignalHandler) : public CL2CapSignalHandler

    34 	{

    35 public:

    36 	static CL2CapLinkSignalHandler* NewL(CL2CAPMux* aMuxer);

    37 	~CL2CapLinkSignalHandler();

    38 

    39 	virtual TInt ConstructInformationRequest(TInfoType aInfoType);

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

    41 	void DeregisterOutstandingEchoRequests(MEchoResponseHandler& aEchoResponseHandler);

    42 	

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

    44 	void LinkUp();

    45 	

    46 	void CommandResponseFailure(HL2CapCommand* aCommand);

    47 

    48 	inline TUint16 SigMTU() const;

    49 	inline TL2CAPEntityConfig& PeerEntityConfig(); //const;

    50 	

    51 private:

    52 	void ConstructL();

    53 

    54 	CL2CapLinkSignalHandler(CL2CAPMux* aMuxer);

    55  	TBool HandleConnectionRequest(HConnectionRequest* aConnectionRequest);

    56 	TBool HandleEchoResponse(HEchoResponse* aEchoResponse);

    57 	TBool HandleEchoRequest(HEchoRequest* aEchoRequest); 

    58 	TBool HandleInformationRequest(HInformationRequest* aInformationRequest);

    59 	TBool HandleInformationResponse(HInformationResponse* aInformationResponse);

    60 	TBool HandleCommandReject(HCommandReject* aCommandReject);

    61 	TBool HandleInvalidCommand(HInvalidCommand* aInvalidCommand);

    62 

    63 	// Un-handled SAP signal handler commands.

    64  	TBool HandleConnectionResponse(HConnectionResponse* aConnectionResponse);

    65 	TBool HandleConfigureRequest(HConfigureRequest* aConfigRequest);

    66 	TBool HandleConfigureResponse(HConfigureResponse* aConfigResponse);	

    67 	TBool HandleDisconnectRequest(HDisconnectRequest* aDisconnectRequest);	

    68 	TBool HandleDisconnectResponse(HDisconnectResponse* aDisconnectResponse);	

    69 

    70 	void PendingCommandsDrained();

    71 	

    72 private:

    73 	TL2CAPEntityConfig iPeerL2CapEntityConfig;

    74 	

    75 	TUint16 iSigMTU;

    76 	};

    77 

    78 inline TUint16 CL2CapLinkSignalHandler::SigMTU() const

    79 	{

    80 	return iSigMTU;

    81 	}

    82 

    83 TL2CAPEntityConfig& CL2CapLinkSignalHandler::PeerEntityConfig() //const

    84 	{

    85 	return iPeerL2CapEntityConfig;

    86 	}

    87 

    88 	

    89 #endif