1 // Copyright (c) 1999-2009 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 // Holds a list of all Muxers and listening SAP signal handlers.

    15 // 

    16 //

    17 

    18 #ifndef L2CAPMUXCONTROLLER_H

    19 #define L2CAPMUXCONTROLLER_H

    20 

    21 #include <e32base.h>

    22 #include <e32std.h>

    23 

    24 class CL2CAPMux;

    25 class CL2CapSAPSignalHandler;

    26 class CServProviderBase;

    27 class TBTDevAddr;

    28 class CL2CAPProtocol;

    29 

    30 NONSHARABLE_CLASS(CL2CAPMuxController) : public CBase

    31 	{

    32 public:

    33 	 CL2CAPMuxController(CL2CAPProtocol& aProtocol);

    34 	~CL2CAPMuxController();

    35 	

    36 	TInt BearerConnectComplete(const TBTDevAddr& aAddr, CServProviderBase* aSAP);

    37 	TInt AttachPassiveSignalHandler(CL2CapSAPSignalHandler& aSAPSignalHandler,const TBTDevAddr& aAddr);

    38 	void AttachListeningSignalHandler(CL2CapSAPSignalHandler& aSAPSignalHandler);

    39 	void AttachBoundSignalHandler(CL2CapSAPSignalHandler& aSAPSignalHandler);

    40 	TInt AttachActiveSignalHandler(CL2CapSAPSignalHandler& aSAPSignalHandler,const TBTDevAddr& aAddr);

    41 	CL2CapSAPSignalHandler* FindListeningSignalHandler(TL2CAPPort aPort);

    42 	CL2CapSAPSignalHandler* FindIdleSignalHandler(TL2CAPPort aPort);

    43 	inline CL2CAPProtocol& Protocol() const;

    44 

    45 	void UpdateMuxerPriorities();

    46 	TInt FindFreeUserPSM(TL2CAPPort& aPSM);

    47 

    48 	inline TBool CanProtocolClose() const;

    49 

    50 private:

    51 	CL2CAPMux* FindMuxer(const TBTDevAddr& aAddr);

    52 	CL2CAPMux* CreateMuxerL(const TBTDevAddr& aAddr);

    53 

    54 protected:

    55 

    56 private:

    57 	enum

    58 		{

    59 		EBaseMuxerPriority	= CActive::EPriorityStandard,

    60 		};

    61 

    62 	// Dbl link list of Muxers

    63 	TDblQue<CL2CAPMux> iMuxers;

    64 

    65 	// Dbl link list of sap signal handlers that are only bound as yet

    66 	TDblQue<CL2CapSAPSignalHandler> iBoundSapSignalHandlers;

    67 	

    68 	// Dbl link list of listening sap signal handlers

    69 	TDblQue<CL2CapSAPSignalHandler> iListeningSapSignalHandlers;

    70 

    71 	CL2CAPProtocol& iProtocol;

    72 

    73 	};

    74 

    75 inline CL2CAPProtocol& CL2CAPMuxController::Protocol() const

    76 	{

    77 	return iProtocol;

    78 	}

    79 

    80 inline TBool CL2CAPMuxController::CanProtocolClose() const

    81 	{

    82 	// Only close if all of the containers are empty.

    83 	return (iMuxers.IsEmpty() && iBoundSapSignalHandlers.IsEmpty() && iListeningSapSignalHandlers.IsEmpty());

    84 	}

    85 

    86 #endif