// Copyright (c) 1998-2009 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:

// e32test\lffs\loadlffs.cpp

// 

//

#include <f32file.h>

LOCAL_D RFs TheFs;

LOCAL_C void FormatLFFS(TDes &drive)

	{

    RFormat format;

    TInt    count;

    RDebug::Print(_L("Format LFFS drive %S\r\n"), &drive);

    while (count)

		{

        format.Next(count);

    	}

    format.Close();

	}

//LOCAL_C void ForceMediaRemount( TMediaDevice aMedia )

//	//

//	// Force a remount on next access

//	//

//	{

//	UserSvr::ForceRemountMedia( aMedia );

//	}

TInt MountLFFS()

	{

    RDebug::Print(_L("Read machine information"));

    TInt LFFSdriveNumber;

    TBuf<4> LFFSdriveLetter;

    LFFSdriveLetter.Zero();

    LFFSdriveLetter.Append(_L("K:\\"));

    LFFSdriveNumber = EDriveK;

    RDebug::Print(_L("Load device driver: MEDLFS"));

    TInt r=User::LoadPhysicalDevice(_L("MEDLFS"));

    if(r != KErrNone && r != KErrAlreadyExists)

		{

		RDebug::Print(_L("Loading device driver failed"));

		return(-1);

		}

    RDebug::Print(_L("Add file system: ELFFS"));

    r=TheFs.AddFileSystem(_L("ELFFS"));

    if(r != KErrNone && r != KErrAlreadyExists)

		RDebug::Print(_L("Failed to add ELFFS"));

    TFullName name;

    r = TheFs.FileSystemName(name, LFFSdriveNumber);

    if (name.Length() != 0)

		{

        RDebug::Print(_L("Dismounting %S on drive %S\r\n"), &name, &LFFSdriveLetter);

        r=TheFs.DismountFileSystem(name, LFFSdriveNumber);

		RDebug::Print(_L("Dismount ret=%d"), r);

    	}

//    ForceMediaRemount( EFixedMedia1 );

    RDebug::Print(_L("Mount LFFS on drive %S\r\n"), &LFFSdriveLetter);

    r=TheFs.MountFileSystem(_L("Lffs"), LFFSdriveNumber);

	RDebug::Print(_L("Mount r=%d"),r);

//uncommented	

    if (r == KErrCorrupt || r == KErrNotReady) 

		{

		RDebug::Print(_L("FS Corrupt, formatting"));

	  	FormatLFFS(LFFSdriveLetter);

    	}

 ///to here   

    TheFs.SetSessionPath(LFFSdriveLetter);

    return(LFFSdriveNumber);

	}

GLDEF_C TInt E32Main()

//

// Load the LFFS on C:

//

	{

    CTrapCleanup* cleanup;

    cleanup=CTrapCleanup::New();

	TInt r=TheFs.Connect();

	RDebug::Print(_L("Connect ret %d"),r);

	TRAP(r,MountLFFS());

	RDebug::Print(_L("Mount LFFS ret %d"),r);

    TheFs.Close();

    delete cleanup;

    return(KErrNone);

	}