// Copyright (c) 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:

 //

 #ifndef CUSBHOST

 #define CUSBHOST

 class TUsbInterfaceDescriptor;

 class TUsbDeviceDescriptor;

 class RUsbInterface;

 class THostMassStorageConfig;

 class CUsbMsMountManager;

 class CUsbHostAo;

 class MDriveDisplay;

 class CUsbHost: public CBase, public MUsbHostBusEventObserver

     {

 public:

 	static CUsbHost* NewL();

 	~CUsbHost();

 protected:

     void ConstructL();

 	CUsbHost();

 public:

     TInt DevicesNumber() const;

     void DriveMap(TDriveMap& aDriveMap) const;

     void DeviceMap(TInt aDeviceIndex, TDeviceMap& aDeviceMap) const;

     void Start();

 protected:

     void ProcessBusEventL();

 private:

     void OpenHubL();

     void CloseHubL();

     void LoadFileSystemL();

     void StartUsbHostMs(TRequestStatus& aStatus);

     void Cancel();

     RUsbHubDriver::TBusEvent::TEvent WaitForBusEvent();

     TToken OpenDeviceL();

     void CloseDeviceL();

     void CloseAllDevicesL();

     void MountDeviceL();

     void DismountDeviceL();

     void DismountAllFileSystemsL();

 private:

     CUsbHostAo* iUsbHostAo;

     RUsbHubDriver iHubDriver;

     CUsbMsMountManager* iMountManager;

     TUint iDeviceHandle;

     RUsbHubDriver::TBusEvent iEvent;

     };

 class CUsbHostDisp: public CUsbHost

     {

 public:

 	static CUsbHostDisp* NewL(MDriveDisplay& aDriveDisplay);

 	~CUsbHostDisp();

 private:

     void ConstructL();

 	CUsbHostDisp(MDriveDisplay& aDriveDisplay);

 private:

     void ProcessBusEventL();

 private:

     MDriveDisplay& iDriveDisplay;

     };

 #endif