// 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