// 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