sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: /**
sl@0:  @file
sl@0:  @internalComponent
sl@0: */
sl@0: 
sl@0: #ifndef USBDI_HUB_H
sl@0: #define USBDI_HUB_H
sl@0: 
sl@0: class DUsbHubDriver;
sl@0: class DUsbDevice;
sl@0: 
sl@0: 
sl@0: const TUint32 KFunctionDriverFrameworkSid = 0x10282B48;
sl@0: 
sl@0: /**
sl@0:   Logical Device (factory class) for USB Hub Driver
sl@0: */
sl@0: class DUsbHubDriverFactory : public DLogicalDevice
sl@0: 	{
sl@0: public:
sl@0: 	DUsbHubDriverFactory();
sl@0: 	~DUsbHubDriverFactory();
sl@0: private:
sl@0: 	//	Inherited from DLogicalDevice
sl@0: 	virtual TInt Install();
sl@0: 	virtual void GetCaps(TDes8& aDes) const;
sl@0: 	virtual TInt Create(DLogicalChannelBase*& aChannel);
sl@0: 	};
sl@0: 
sl@0: /**
sl@0: */
sl@0: class DUsbHubDriverChannel : public DLogicalChannel
sl@0: 	{
sl@0: public:
sl@0: 	DUsbHubDriverChannel();
sl@0: 	virtual ~DUsbHubDriverChannel();
sl@0: 	virtual TInt SendMsg(TMessageBase* aMsg);
sl@0: 
sl@0: private:
sl@0: 	// Panic reasons
sl@0: 	enum TPanic
sl@0: 		{
sl@0: 		ERequestAlreadyPending = 1
sl@0: 		};
sl@0: 	
sl@0: 	//	Inherited from DObject
sl@0: 	virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);
sl@0: 
sl@0: 	// Inherited from DLogicalChannel
sl@0: 	virtual void HandleMsg(TMessageBase* aMsg);
sl@0: 
sl@0: 	// Implementation for the differnt kinds of messages sent through RBusLogicalChannel
sl@0: 	TInt DoControl(TInt aFunction, TAny* a1, TAny* a2);
sl@0: 	TInt DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2);
sl@0: 	void DoCancel(TUint aMask);
sl@0: 	TInt SendControl(TMessageBase* aMsg);
sl@0: 	TInt SendRequest(TMessageBase* aMsg);
sl@0: 
sl@0: 	DUsbDevice* GetDeviceFromHandle(TAny* aSrc);
sl@0: 		
sl@0: private:
sl@0: 	DUsbHubDriver*	iHubDriver;
sl@0: 	DThread*		iClient;
sl@0: 	};
sl@0: 
sl@0: #endif // USBDI_HUB_H
sl@0: