// Copyright (c) 2002-2009 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:

// f32test\ext\emptyext.cpp

// extension which simply records/prints out accesses to each function

// 

//

#include <f32fsys.h>

class CEmptyExtProxyDrive : public CBaseExtProxyDrive

	{

public:

	static CEmptyExtProxyDrive* NewL(CProxyDrive* aProxyDrive, CMountCB* aMount);

	~CEmptyExtProxyDrive();

public:

	virtual TInt Initialise();

	virtual TInt Dismounted();

	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 anOffset);

	virtual TInt Read(TInt64 aPos,TInt aLength,TDes8& aTrg);

	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);

private:

	CEmptyExtProxyDrive(CProxyDrive* aProxyDrive, CMountCB* aMount);

private:

	TInt iInitialise;

	TInt iDismounted;

	TInt iEnlarge;

	TInt iReduceSize;

	TInt iReadThread;

	TInt iRead;

	TInt iWriteThread;

	TInt iWrite;

	TInt iCaps;

	TInt iFormat;

	};

class CEmptyProxyDriveFactory : public CProxyDriveFactory

	{

public:

	CEmptyProxyDriveFactory();

	virtual TInt Install();			

	virtual CProxyDrive* NewProxyDriveL(CProxyDrive* aProxy,CMountCB* aMount);

	};

CEmptyExtProxyDrive* CEmptyExtProxyDrive::NewL(CProxyDrive* aProxyDrive, CMountCB* aMount)

//

//

//

	{

	CEmptyExtProxyDrive* temp=new(ELeave) CEmptyExtProxyDrive(aProxyDrive,aMount);

	return(temp);

	}

CEmptyExtProxyDrive::CEmptyExtProxyDrive(CProxyDrive* aProxyDrive, CMountCB* aMount):CBaseExtProxyDrive(aProxyDrive,aMount) 

	{

	RDebug::Print(_L("CEmptyExtProxyDrive::CEmptyExtProxyDrive"));

	}

CEmptyExtProxyDrive::~CEmptyExtProxyDrive()

//

//

//

	{

	// print out the figures obtained

	RDebug::Print(_L("Initialise = %d"),iInitialise);

	RDebug::Print(_L("Dismounted = %d"),iDismounted);

	RDebug::Print(_L("Enlarge = %d"),iEnlarge);

	RDebug::Print(_L("ReduceSize = %d"),iReduceSize);

	RDebug::Print(_L("Read Thread = %d"),iReadThread);

	RDebug::Print(_L("Read = %d"),iRead);

	RDebug::Print(_L("Write Thread = %d"),iWriteThread);

	RDebug::Print(_L("Write = %d"),iWrite);

	RDebug::Print(_L("Format = %d"),iFormat);

	}

TInt CEmptyExtProxyDrive::Initialise()

//

//

//

	{

	RDebug::Print(_L("CEmptyExtProxyDrive::Initialise()"));

	++iInitialise;

	return(CBaseExtProxyDrive::Initialise());

	}

TInt CEmptyExtProxyDrive::Dismounted()

//

//

//

	{

	RDebug::Print(_L("CEmptyExtProxyDrive::Dismounted()"));

	++iDismounted;

	return(CBaseExtProxyDrive::Dismounted());

	}

TInt CEmptyExtProxyDrive::Enlarge(TInt aLength)

//

//

//

	{

	++iEnlarge;

	return(CBaseExtProxyDrive::Enlarge(aLength));

	}

TInt CEmptyExtProxyDrive::ReduceSize(TInt aPos, TInt aLength)

//

//

//

	{

	++iReduceSize;

	return(CBaseExtProxyDrive::ReduceSize(aPos,aLength));

	}

TInt CEmptyExtProxyDrive::Read(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt aThreadHandle,TInt anOffset)

//

//

//

	{

	++iReadThread;

	return(CBaseExtProxyDrive::Read(aPos,aLength,aTrg,aThreadHandle,anOffset));

	}

TInt CEmptyExtProxyDrive::Read(TInt64 aPos,TInt aLength,TDes8& aTrg)

//

//

//

	{

	++iRead;

	return(CBaseExtProxyDrive::Read(aPos,aLength,aTrg));

	}

TInt CEmptyExtProxyDrive::Write(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt aThreadHandle,TInt anOffset)

//

//

//

	{

	++iWriteThread;

	return(CBaseExtProxyDrive::Write(aPos,aLength,aSrc,aThreadHandle,anOffset));

	}

TInt CEmptyExtProxyDrive::Write(TInt64 aPos,const TDesC8& aSrc)

//

//

//

	{

	++iWrite;

	return(CBaseExtProxyDrive::Write(aPos,aSrc));

	}

TInt CEmptyExtProxyDrive::Caps(TDes8& anInfo)

//

//

//

	{

	++iCaps;

	return(CBaseExtProxyDrive::Caps(anInfo));

	}

TInt CEmptyExtProxyDrive::Format(TFormatInfo& anInfo)

//

//

//

	{

	++iFormat;

	return(CBaseExtProxyDrive::Format(anInfo));

	}

CEmptyProxyDriveFactory::CEmptyProxyDriveFactory()

//

//

//

	{

	RDebug::Print(_L("CEmptyProxyDriveFactory::CEmptyProxyDriveFactory"));

	}

TInt CEmptyProxyDriveFactory::Install()

//

//

//

	{

	_LIT(KEmptyName,"Empty");

	return(SetName(&KEmptyName));

	}

CProxyDrive* CEmptyProxyDriveFactory::NewProxyDriveL(CProxyDrive* aProxy,CMountCB* aMount)

//

//

//

	{

	return(CEmptyExtProxyDrive::NewL(aProxy,aMount));

	}

extern "C" {

EXPORT_C CProxyDriveFactory* CreateFileSystem()

//

// Create a new file system

//

	{

	return(new CEmptyProxyDriveFactory());

	}

}