// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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:

//

/**

 @file

 @internalComponent

*/

#ifndef USBDI_HUB_H

#define USBDI_HUB_H

class DUsbHubDriver;

class DUsbDevice;

const TUint32 KFunctionDriverFrameworkSid = 0x10282B48;

/**

  Logical Device (factory class) for USB Hub Driver

*/

class DUsbHubDriverFactory : public DLogicalDevice

	{

public:

	DUsbHubDriverFactory();

	~DUsbHubDriverFactory();

private:

	//	Inherited from DLogicalDevice

	virtual TInt Install();

	virtual void GetCaps(TDes8& aDes) const;

	virtual TInt Create(DLogicalChannelBase*& aChannel);

	};

/**

*/

class DUsbHubDriverChannel : public DLogicalChannel

	{

public:

	DUsbHubDriverChannel();

	virtual ~DUsbHubDriverChannel();

	virtual TInt SendMsg(TMessageBase* aMsg);

private:

	// Panic reasons

	enum TPanic

		{

		ERequestAlreadyPending = 1

		};

	//	Inherited from DObject

	virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);

	// Inherited from DLogicalChannel

	virtual void HandleMsg(TMessageBase* aMsg);

	// Implementation for the differnt kinds of messages sent through RBusLogicalChannel

	TInt DoControl(TInt aFunction, TAny* a1, TAny* a2);

	TInt DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2);

	void DoCancel(TUint aMask);

	TInt SendControl(TMessageBase* aMsg);

	TInt SendRequest(TMessageBase* aMsg);

	DUsbDevice* GetDeviceFromHandle(TAny* aSrc);

private:

	DUsbHubDriver*	iHubDriver;

	DThread*		iClient;

	};

#endif // USBDI_HUB_H