/*

* 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:

* Sosco - bug fixes

*

* Description:

*

*/

#include <f32file.h>

#include <f32fsys.h>

#include <f32ver.h>

#include <e32uid.h>

#include <rsvphostfsdriver.h>

#include "svphostfsy.h"

#ifdef DP

#undef DP

#define DP(f...)

#endif

TInt RSVPHostFsDriver::Open()

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Open()"));

	return DoCreate(KSVPHostFsDriverName, TVersion(KMajorVersionNumber, KMinorVersionNumber, KBuildVersionNumber), KNullUnit, NULL, NULL);

	}

TInt RSVPHostFsDriver::MkDir(TSVPHostFsMkDirInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::MkDir()"));

	return DoSVPRequest(EMkDir, &aInfo);

	}

TInt RSVPHostFsDriver::RmDir(TSVPHostFsRmDirInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::RmDir()"));

	return DoSVPRequest(ERmDir, &aInfo);

	}

TInt RSVPHostFsDriver::Delete(TSVPHostFsDeleteInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Delete()"));

	return DoSVPRequest(EDelete, &aInfo);

	}

TInt RSVPHostFsDriver::Rename(TSVPHostFsRenameInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Rename()"));

	return DoSVPRequest(ERename, &aInfo);

	}

TInt RSVPHostFsDriver::Replace(TSVPHostFsReplaceInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Replace()"));

	return DoSVPRequest(EReplace, &aInfo);

	}

TInt RSVPHostFsDriver::ReadUid(const TDesC& /*aName*/,TEntry& /*anEntry*/)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::ReadUid()"));

	return KErrNone;

	}

TInt RSVPHostFsDriver::Entry(TSVPHostFsEntryInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Entry()"));

	return DoSVPRequest(EEntry, &aInfo);

	}

TInt RSVPHostFsDriver::SetEntry(TSVPHostFsSetEntryInfo &aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::SetEntry()"));

	return  DoSVPRequest(ESetEntry, &aInfo);

	}

TInt RSVPHostFsDriver::FileOpen(TSVPHostFsFileOpenInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileOpen()"));

	return DoSVPRequest(EFileOpen, &aInfo);

	}

TInt RSVPHostFsDriver::FileClose(TUint32 aDrive, TUint32 aHandle)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileClose()"));

	// If attempt is made to access a file which does

	// not exist, it will not give a handle to close afterwards.

	// Attempting to call FileClose on this with an invalid handle

	// results in the error code KErrBadHandle (-8) being returned.

	// Some UI's cannot cope properly with this error code, resulting

	// in various servers repeatedly closing and reopening. To prevent

	// this,we trap it here and return KErrNone as though the call

	// completed properly without error.

	if (aHandle == 0)  

	  return KErrNone; // Bad handle, so exit immediately with KErrNone

	else

	return DoSVPRequest(EFileClose, (TAny *)aDrive, (TAny *)aHandle);

	}

TInt RSVPHostFsDriver::FileRead(TSVPHostFsFileReadInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileRead()"));

	return  DoSVPRequest(EFileRead, &aInfo);

	}

TInt RSVPHostFsDriver::FileWrite(TSVPHostFsFileWriteInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileWrite()"));

	return  DoSVPRequest(EFileWrite, &aInfo);

	}

TInt RSVPHostFsDriver::FileSetSize(TSVPHostFsFileSetSizeInfo &aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileSetSize()"));

	return  DoSVPRequest(EFileSetSize, &aInfo);

	}

TInt RSVPHostFsDriver::FileSetEntry(TSVPHostFsSetEntryInfo &aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileSetEntry()"));

	return  KErrNotSupported;

	}

TInt RSVPHostFsDriver::FlushData(TUint32 aDrive)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FlushData()"));

	return DoSVPRequest(EFileFlushAll, (TAny *)aDrive);

	}

TInt RSVPHostFsDriver::FlushAll(TUint32 aDrive)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FlushAll()"));

	return DoSVPRequest(EFileFlushAll, (TAny *)aDrive);

	}

TInt RSVPHostFsDriver::DirOpen(TSVPHostFsDirOpenInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::DirOpen()"));

	return DoSVPRequest(EDirOpen, &aInfo);

	}

TInt RSVPHostFsDriver::DirClose(TUint32 aDrive, TUint32 aHandle)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::DirClose()"));

	// If attempt is made to read a directory which does

	// not exist, it will not give a handle to close afterwards.

	// Attempting to call DirClose on this with an invalid handle

	// results in the error code KErrBadHandle (-8) being returned.

	// Some UI's cannot cope properly with this error code, resulting

	// in various servers repeatedly closing and reopening. To prevent

	// this,we trap it here and return KErrNone as though the call

	// completed properly without error.

	if (aHandle == 0)  

	  return KErrNone; // Bad handle, so exit immediately with KErrNone

	else

	return DoSVPRequest(EDirClose, (TAny *)aDrive, (TAny *)aHandle);

	}

TInt RSVPHostFsDriver::DirRead(TSVPHostFsDirReadInfo& aInfo)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::DirRead()"));

	return  DoSVPRequest(EDirRead, &aInfo);

	}

TUint32 RSVPHostFsDriver::GetDeviceID(TUint32 aDrive)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::GetDeviceID()"));

	TUint32 id;

	TInt r = DoSVPRequest(EGetDeviceID, (TAny *) aDrive, &id);

	return (r != KErrNone) ? r : id;

	}

TInt RSVPHostFsDriver::GetDriveMap(TUint32 * aMap)

	{

	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::GetDeviceID()"));

	return DoSVPRequest(EGetDriveMap, (TAny *)aMap);

	}