// Copyright (c) 1999-2009 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:

// Holds a list of all Muxers and listening SAP signal handlers.

// 

//

#ifndef L2CAPMUXCONTROLLER_H

#define L2CAPMUXCONTROLLER_H

#include <e32base.h>

#include <e32std.h>

class CL2CAPMux;

class CL2CapSAPSignalHandler;

class CServProviderBase;

class TBTDevAddr;

class CL2CAPProtocol;

NONSHARABLE_CLASS(CL2CAPMuxController) : public CBase

	{

public:

	 CL2CAPMuxController(CL2CAPProtocol& aProtocol);

	~CL2CAPMuxController();

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

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

	void AttachListeningSignalHandler(CL2CapSAPSignalHandler& aSAPSignalHandler);

	void AttachBoundSignalHandler(CL2CapSAPSignalHandler& aSAPSignalHandler);

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

	CL2CapSAPSignalHandler* FindListeningSignalHandler(TL2CAPPort aPort);

	CL2CapSAPSignalHandler* FindIdleSignalHandler(TL2CAPPort aPort);

	inline CL2CAPProtocol& Protocol() const;

	void UpdateMuxerPriorities();

	TInt FindFreeUserPSM(TL2CAPPort& aPSM);

	inline TBool CanProtocolClose() const;

private:

	CL2CAPMux* FindMuxer(const TBTDevAddr& aAddr);

	CL2CAPMux* CreateMuxerL(const TBTDevAddr& aAddr);

protected:

private:

	enum

		{

		EBaseMuxerPriority	= CActive::EPriorityStandard,

		};

	// Dbl link list of Muxers

	TDblQue<CL2CAPMux> iMuxers;

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

	TDblQue<CL2CapSAPSignalHandler> iBoundSapSignalHandlers;

	// Dbl link list of listening sap signal handlers

	TDblQue<CL2CapSAPSignalHandler> iListeningSapSignalHandlers;

	CL2CAPProtocol& iProtocol;

	};

inline CL2CAPProtocol& CL2CAPMuxController::Protocol() const

	{

	return iProtocol;

	}

inline TBool CL2CAPMuxController::CanProtocolClose() const

	{

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

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

	}

#endif