// 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 "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:
// Definitions for this file system extension
//
//
/**
@file
*/
#ifndef WIN_DRIVE_EXTENSION_H
#define WIN_DRIVE_EXTENSION_H
#include "win_media.h"
//-----------------------------------------------------------------------------
/**
This class represents the File System extension (.fxt module) that intercepts media driver operations and
deals with them on windows filesystem level.
*/
class CWinDrvProxyDrive : public CBaseExtProxyDrive
{
public:
static CWinDrvProxyDrive* NewL(CProxyDrive* aProxyDrive, CMountCB* aMount);
protected:
CWinDrvProxyDrive(CProxyDrive* aProxyDrive, CMountCB* aMount);
virtual ~CWinDrvProxyDrive();
//-- overrides from the base class
virtual TInt Initialise();
virtual TInt Dismounted();
virtual TInt Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt aOffset,TInt aFlags);
virtual TInt Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt aOffset);
virtual TInt Read(TInt64 aPos,TInt aLength,TDes8& aTrg);
virtual TInt Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt aOffset,TInt aFlags);
virtual TInt Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt aOffset);
virtual TInt Write(TInt64 aPos,const TDesC8& aSrc);
virtual TInt Caps(TDes8& anInfo);
virtual TInt Format(TFormatInfo& anInfo);
virtual TInt Format(TInt64 aPos,TInt aLength);
/* -------- virtual base class API --------------
virtual TInt Enlarge(TInt aLength);
virtual TInt ReduceSize(TInt aPos, TInt aLength);
# virtual TInt Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt aOffset,TInt aFlags);
# virtual TInt Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt anOffset);
# virtual TInt Read(TInt64 aPos,TInt aLength,TDes8& aTrg);
# virtual TInt Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt aOffset,TInt aFlags);
# virtual TInt Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt anOffset);
# virtual TInt Write(TInt64 aPos,const TDesC8& aSrc);
# virtual TInt Caps(TDes8& anInfo);
#virtual TInt Format(TFormatInfo& anInfo);
#virtual TInt Format(TInt64 aPos,TInt aLength);
virtual TInt SetMountInfo(const TDesC8* aMountInfo,TInt aMountInfoThreadHandle=KCurrentThreadHandle);
virtual TInt ForceRemount(TUint aFlags=0);
virtual TInt Unlock(TMediaPassword &aPassword, TBool aStorePassword);
virtual TInt Lock(TMediaPassword &aOldPassword, TMediaPassword &aNewPassword, TBool aStorePassword);
virtual TInt Clear(TMediaPassword &aPassword);
virtual TInt ControlIO(const RMessagePtr2& aMessage,TInt aCommand,TAny* aParam1,TAny* aParam2);
virtual TInt ErasePassword();
virtual TInt GetLastErrorInfo(TDes8& aErrorInfo);
virtual TInt DeleteNotify(TInt64 aPos, TInt aLength);
*/
protected:
virtual TInt GetInterface(TInt aInterfaceId,TAny*& aInterface,TAny* aInput);
protected:
CMountCB* iMount; ///< pointer to the owning mount
CProxyDrive* iProxyDrive; ///< pointer to the chain of the proxies to the native media driver
CMediaBase* ipMedia; ///< pointer to the base "media" object that implements this extension't IO operations
RBuf8 iScratchBuf; ///< scratch buffer for non-local read/write operations
};
//-----------------------------------------------------------------------------
/**
This Proxy drive factory class
*/
class CWinDrvProxyDriveFactory : public CProxyDriveFactory
{
public:
CWinDrvProxyDriveFactory();
virtual TInt Install();
virtual CProxyDrive* NewProxyDriveL(CProxyDrive* aProxy,CMountCB* aMount);
};
#endif //WIN_DRIVE_EXTENSION_H