1 // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // e32test\lffs\loadlffs.cpp

    15 // 

    16 //

    17 

    18 #include <f32file.h>

    19 

    20 LOCAL_D RFs TheFs;

    21 

    22 LOCAL_C void FormatLFFS(TDes &drive)

    23 	{

    24 

    25     RFormat format;

    26     TInt    count;

    27     TInt    r;

    28     

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

    30     r = format.Open(TheFs, drive, EHighDensity, count);

    31     

    32     while (count)

    33 		{

    34         format.Next(count);

    35     	}

    36     

    37     format.Close();

    38 	}

    39 

    40 

    41 //LOCAL_C void ForceMediaRemount( TMediaDevice aMedia )

    42 //	//

    43 //	// Force a remount on next access

    44 //	//

    45 //	{

    46 //	UserSvr::ForceRemountMedia( aMedia );

    47 //	}

    48 

    49 

    50 

    51 TInt MountLFFS()

    52 	{

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

    54     

    55     TInt LFFSdriveNumber;

    56     TBuf<4> LFFSdriveLetter;

    57     

    58     LFFSdriveLetter.Zero();

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

    60     LFFSdriveNumber = EDriveK;

    61     

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

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

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

    65 		{

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

    67 		return(-1);

    68 		}

    69 	

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

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

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

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

    74 	

    75     

    76     TFullName name;

    77     r = TheFs.FileSystemName(name, LFFSdriveNumber);

    78     

    79     if (name.Length() != 0)

    80 		{

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

    82         r=TheFs.DismountFileSystem(name, LFFSdriveNumber);

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

    84     	}

    85 

    86 //    ForceMediaRemount( EFixedMedia1 );

    87 

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

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

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

    91 //uncommented	

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

    93 		{

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

    95 	  	FormatLFFS(LFFSdriveLetter);

    96     	}

    97  ///to here   

    98     TheFs.SetSessionPath(LFFSdriveLetter);

    99     return(LFFSdriveNumber);

   100 	}

   101 

   102 GLDEF_C TInt E32Main()

   103 //

   104 // Load the LFFS on C:

   105 //

   106 	{

   107 

   108     CTrapCleanup* cleanup;

   109     cleanup=CTrapCleanup::New();

   110 

   111 	TInt r=TheFs.Connect();

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

   113 	

   114 	TRAP(r,MountLFFS());

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

   116 	

   117     TheFs.Close();

   118     delete cleanup;

   119     return(KErrNone);

   120 	}

   121