userlibandfileserver/fileserver/sfat32/sl_fatmisc32.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 22 Jan 2010 11:03:55 +0200
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permissions -rw-r--r--
Revision: 201003 Kit: 201003
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// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// f32\sfat\sl_fatmisc32.cpp
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// 
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//
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#include "sl_std.h"
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#include "sl_cache.h"
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/**
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@return ETrue if it is Fat32
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*/
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TBool CFatFormatCB::Is32BitFat() const
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	{
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	return(iFileSystemName==KFileSystemName32);
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	}
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/**
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@return ETrue if it is Fat16
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*/
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TBool CFatFormatCB::Is16BitFat() const
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	{
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    return(iFileSystemName==KFileSystemName16);
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    }
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/**
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Calculate the FAT size in sectors for a Fat32 volume
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@return The number of sectors
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*/
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TUint32 CFatFormatCB::MaxFat32Sectors() const
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	{
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	TUint32 calc1 = iMaxDiskSectors - iReservedSectors;
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	TUint32 calc2 = (256 * iSectorsPerCluster) + iNumberOfFats;
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	calc2 = calc2 >> 1;
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	return (calc1 + (calc2 - 1))/calc2;
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	}
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const TUint KDefFatResvdSec = 1;    ///< default number of FAT12/16 reserved sectors
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const TUint KDefFat32ResvdSec = 32; ///< default number of FAT32 reserved sectors
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//-------------------------------------------------------------------------------------------------------------------
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void Dump_TLDFormatInfo(const TLDFormatInfo& aInfo)
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{
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    (void)aInfo;
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#ifdef _DEBUG
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    __PRINT(_L("----- TLDFormatInfo dump:"));
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    __PRINT1(_L("iCapacity:%d"), aInfo.iCapacity);
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    __PRINT1(_L("iSectorsPerCluster:%d"), aInfo.iSectorsPerCluster);
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    __PRINT1(_L("iSectorsPerTrack:%d"), aInfo.iSectorsPerTrack);
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    __PRINT1(_L("iFATBits:%d"), aInfo.iFATBits);
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    __PRINT1(_L("iReservedSectors:%d"), aInfo.iReservedSectors);
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    __PRINT1(_L("iFlags:%d"), aInfo.iFlags);
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    __PRINT(_L("-----"));
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#endif
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}
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//-------------------------------------------------------------------------------------------------------------------
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/**
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Initialize the format parameters for a normal fixed sized disk
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Setting set to adhere to Rules of Count of clusters for FAT type
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@param  aDiskSizeInSectors Size of volume in sectors
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@return system-wide error code
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*/
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TInt  CFatFormatCB::InitFormatDataForFixedSizeDiskNormal(TInt aDiskSizeInSectors, const TLocalDriveCapsV6& aCaps)
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	{
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	__PRINT1(_L("CFatFormatCB::InitFormatDataForFixedSizeDiskNormal() sectors:%d"), aDiskSizeInSectors);
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    if( Drive().IsRemovable() )
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		iNumberOfFats = KNumberOfFatsExternal;
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	else
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		iNumberOfFats = KNumberOfFatsInternal;	
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	iReservedSectors=KDefFatResvdSec;		
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	if (aDiskSizeInSectors <=4084*1)	// 2MB
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		{
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		iRootDirEntries=128;
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		iSectorsPerCluster=1;
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		iFileSystemName=KFileSystemName12;
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		iSectorsPerFat=MaxFat12Sectors();
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   		}
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	else if (aDiskSizeInSectors<4084*2) // < 4MB (8168 sectors)
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		{
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		iRootDirEntries=256; 
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		iSectorsPerCluster=2;
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		iFileSystemName=KFileSystemName12;
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		iSectorsPerFat=MaxFat12Sectors();
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		}
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	else if (aDiskSizeInSectors<4084*4) // < 8MB (16336 sectors)
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		{
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		iRootDirEntries=512;
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		iSectorsPerCluster=4;
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		iFileSystemName=KFileSystemName12;
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		iSectorsPerFat=MaxFat12Sectors();
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		}
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	else if (aDiskSizeInSectors<4084*8) // < 16MB (32672 sectors)
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parents:
diff changeset
   111
		{
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parents:
diff changeset
   112
		iRootDirEntries=512;
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parents:
diff changeset
   113
		iSectorsPerCluster=8;
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parents:
diff changeset
   114
		iFileSystemName=KFileSystemName12;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   115
		iSectorsPerFat=MaxFat12Sectors();
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parents:
diff changeset
   116
		}
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parents:
diff changeset
   117
	else if(aDiskSizeInSectors<1048576) // >= 16Mb - FAT16   < (1048576) 512MB
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parents:
diff changeset
   118
		{
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parents:
diff changeset
   119
		iFileSystemName=KFileSystemName16;
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parents:
diff changeset
   120
		TInt minSectorsPerCluster=(aDiskSizeInSectors+KMaxFAT16Entries-1)/KMaxFAT16Entries;
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parents:
diff changeset
   121
		iRootDirEntries=512;
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parents:
diff changeset
   122
		iSectorsPerCluster=1;
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parents:
diff changeset
   123
		while (minSectorsPerCluster>iSectorsPerCluster)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   124
			iSectorsPerCluster<<=1;
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parents:
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   125
		iSectorsPerFat=MaxFat16Sectors();
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parents:
diff changeset
   126
		}
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parents:
diff changeset
   127
	else	//use FAT32
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parents:
diff changeset
   128
		{
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parents:
diff changeset
   129
		iFileSystemName=KFileSystemName32;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   130
		iRootDirEntries=0;						//this is always the case for fat32
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parents:
diff changeset
   131
		if(aDiskSizeInSectors < 16777216)		//8GB in 512byte sectors
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parents:
diff changeset
   132
			iSectorsPerCluster=8;
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parents:
diff changeset
   133
		else if(aDiskSizeInSectors < 33554432)	//16GB in 512byte sectors
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parents:
diff changeset
   134
			iSectorsPerCluster=16;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
		else if(aDiskSizeInSectors < 67108864)	//32GB in 512byte sectors 
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parents:
diff changeset
   136
			iSectorsPerCluster=32;
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parents:
diff changeset
   137
		else
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
			iSectorsPerCluster=64;				//Anything >= 32GB uses a 32K cluster size
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
		iReservedSectors=KDefFat32ResvdSec;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   140
		iRootClusterNum=2;						//As recomended in the document
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   141
		iSectorsPerFat=MaxFat32Sectors();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
		
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
		}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
	// Ensure cluster size is a multiple of the block size
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
	TInt blockSizeInSectors = aCaps.iBlockSize >> iSectorSizeLog2;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
	__PRINT1(_L("blockSizeInSectors: %d"),blockSizeInSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
	ASSERT(blockSizeInSectors == 0 || IsPowerOf2(blockSizeInSectors));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
	if (blockSizeInSectors != 0 && IsPowerOf2(blockSizeInSectors))
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
		{
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
		__PRINT1(_L("iSectorsPerCluster	(old): %d"),iSectorsPerCluster);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   152
		AdjustClusterSize(blockSizeInSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
		__PRINT1(_L("iSectorsPerCluster	(new): %d"),iSectorsPerCluster);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
		}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
	// Align first data sector on an erase block boundary if
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parents:
diff changeset
   157
	// (1) the iEraseBlockSize is specified
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
	// (2) the start of the partition is already aligned to an erase block boundary, 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
	//     i.e. iHiddenSectors is zero or a multiple of iEraseBlockSize
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
	__PRINT1(_L("iHiddenSectors: %d"),iHiddenSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
	TInt eraseblockSizeInSectors = aCaps.iEraseBlockSize >> iSectorSizeLog2;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
	__PRINT1(_L("eraseblockSizeInSectors: %d"),eraseblockSizeInSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
	ASSERT(eraseblockSizeInSectors == 0 || IsPowerOf2(eraseblockSizeInSectors));	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
	ASSERT(eraseblockSizeInSectors == 0 || eraseblockSizeInSectors >= blockSizeInSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
	if ((eraseblockSizeInSectors != 0) &&
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
		(iHiddenSectors % eraseblockSizeInSectors == 0) &&	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
		(IsPowerOf2(eraseblockSizeInSectors)) &&
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
		(eraseblockSizeInSectors >= blockSizeInSectors))
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
		{
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
		TInt r = AdjustFirstDataSectorAlignment(eraseblockSizeInSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
		ASSERT(r == KErrNone);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
		(void) r;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
		}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
	__PRINT1(_L("iReservedSectors: %d"),iReservedSectors);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
	__PRINT1(_L("FirstDataSector: %d"), FirstDataSector());
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
    return KErrNone;
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parents:
diff changeset
   178
	}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
TInt CFatFormatCB::FirstDataSector() const
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
	{
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
	TInt rootDirSectors = (iRootDirEntries * KSizeOfFatDirEntry + (iBytesPerSector-1)) / iBytesPerSector;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
    return iHiddenSectors + iReservedSectors + iNumberOfFats*iSectorsPerFat + rootDirSectors;
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parents:
diff changeset
   184
	}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
void CFatFormatCB::AdjustClusterSize(TInt aRecommendedSectorsPerCluster)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
	{
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
    const TInt KMaxSecPerCluster = 64;	// 32K
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
	while (aRecommendedSectorsPerCluster > iSectorsPerCluster && iSectorsPerCluster <= (KMaxSecPerCluster/2))
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
		iSectorsPerCluster<<= 1;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
	}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
// AdjustFirstDataSectorAlignment()
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
// Attempts to align the first data sector on an erase block boundary by modifying the
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
// number of reserved sectors.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
TInt CFatFormatCB::AdjustFirstDataSectorAlignment(TInt aEraseBlockSizeInSectors)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
	{
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
	const TBool bFat16 = Is16BitFat();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
    const TBool bFat32 = Is32BitFat();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
	// Save these 2 values in the event of a convergence failure; this should 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
	// hopefully never happen, but we will cater for this in release mode to be safe,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
	TInt reservedSectorsSaved = iReservedSectors;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
	TInt sectorsPerFatSaved = iSectorsPerFat;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
	TInt reservedSectorsOld = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
	// zero for FAT32
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
	TInt rootDirSectors = (iRootDirEntries * KSizeOfFatDirEntry + (iBytesPerSector-1)) / iBytesPerSector;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
	TInt fatSectors = 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
	TInt KMaxIterations = 10;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
	TInt n;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
	for (n=0; n<KMaxIterations && reservedSectorsOld != iReservedSectors; n++)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
		{
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		reservedSectorsOld = iReservedSectors;
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		iSectorsPerFat = bFat32 ? MaxFat32Sectors() : bFat16 ? MaxFat16Sectors() : MaxFat12Sectors();
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		fatSectors = iSectorsPerFat * iNumberOfFats;
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   221
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		// calculate number of blocks
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		TInt  nBlocks = (iReservedSectors + fatSectors + rootDirSectors + aEraseBlockSizeInSectors-1) / aEraseBlockSizeInSectors;
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   224
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		iReservedSectors = (nBlocks * aEraseBlockSizeInSectors) - rootDirSectors - fatSectors;
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		}
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   227
	
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	ASSERT(iReservedSectors >= (TInt) (bFat32 ? KDefFat32ResvdSec : KDefFatResvdSec));
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	if ((FirstDataSector() & (aEraseBlockSizeInSectors-1)) == 0)
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		{
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		return KErrNone;
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   233
		}
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	else
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   235
		{
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   236
		iReservedSectors = reservedSectorsSaved;
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		iSectorsPerFat = sectorsPerFatSaved;
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		return KErrGeneral;
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   239
		}
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   240
	}
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parents:
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parents:
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   242
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   243
//-------------------------------------------------------------------------------------------------------------------
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   245
/**
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   246
Create the boot sector on media for the volume. For FAT32 also creates a backup copy of the boot sector.
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   248
@leave System wide error codes
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   249
*/
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   250
void CFatFormatCB::CreateBootSectorL()
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parents:
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   251
	{
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	__PRINT1(_L("CFatFormatCB::CreateBootSector() drive:%d"),DriveNumber());
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parents:
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   254
	
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    const TBool bFat32 = Is32BitFat();
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parents:
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   256
    
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    TFatBootSector bootSector;
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   258
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   259
	bootSector.SetVendorID(KDefaultVendorID);
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   260
	bootSector.SetBytesPerSector(iBytesPerSector);
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parents:
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   261
	bootSector.SetSectorsPerCluster(iSectorsPerCluster);
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parents:
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   262
	bootSector.SetReservedSectors(iReservedSectors);
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parents:
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   263
	bootSector.SetNumberOfFats(iNumberOfFats);
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parents:
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   264
	iCountOfClusters=iMaxDiskSectors/iSectorsPerCluster;
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parents:
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   265
	if (!bFat32)
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parents:
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   266
		{
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   267
		if (iCountOfClusters>(TInt)KMaxTUint16)
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parents:
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   268
			User::Leave(KErrTooBig);
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parents:
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   269
		}
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parents:
diff changeset
   270
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parents:
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   271
	bootSector.SetReservedByte(0);
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parents:
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   272
	TTime timeID;
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parents:
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   273
	timeID.HomeTime();						//	System time in future?
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parents:
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   274
	bootSector.SetUniqueID(I64LOW(timeID.Int64()));	//	Generate UniqueID from time
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parents:
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   275
	bootSector.SetVolumeLabel(_L8(""));
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parents:
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   276
	bootSector.SetFileSysType(iFileSystemName);
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parents:
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   277
// Floppy specific info:
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parents:
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   278
	bootSector.SetJumpInstruction();
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parents:
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   279
	bootSector.SetMediaDescriptor(KBootSectorMediaDescriptor);
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parents:
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   280
	bootSector.SetNumberOfHeads(iNumberOfHeads);
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parents:
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   281
	bootSector.SetHiddenSectors(iHiddenSectors);
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parents:
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   282
	bootSector.SetSectorsPerTrack(iSectorsPerTrack);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   283
	bootSector.SetPhysicalDriveNumber(128);
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parents:
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   284
	bootSector.SetExtendedBootSignature(0x29);
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parents:
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   285
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parents:
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   286
	if(bFat32)
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parents:
diff changeset
   287
		{
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parents:
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   288
		bootSector.SetFatSectors(0);
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parents:
diff changeset
   289
		bootSector.SetFatSectors32(iSectorsPerFat);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   290
		bootSector.SetRootDirEntries(0);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   291
		bootSector.SetTotalSectors(0);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   292
		bootSector.SetHugeSectors(iMaxDiskSectors);
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parents:
diff changeset
   293
		bootSector.SetFATFlags(0);			
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   294
		bootSector.SetVersionNumber(0x00);	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
		bootSector.SetRootClusterNum(iRootClusterNum);
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parents:
diff changeset
   296
		bootSector.SetFSInfoSectorNum(KFSInfoSectorNum);	
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parents:
diff changeset
   297
        bootSector.SetBkBootRecSector(KBkBootSectorNum);
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parents:
diff changeset
   298
		}
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parents:
diff changeset
   299
	else//fat12 and 16
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parents:
diff changeset
   300
		{
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parents:
diff changeset
   301
		bootSector.SetFatSectors32(0);
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parents:
diff changeset
   302
		bootSector.SetFatSectors(iSectorsPerFat);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
		bootSector.SetRootDirEntries(iRootDirEntries);
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parents:
diff changeset
   304
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
		if (iMaxDiskSectors<=(TInt)KMaxTUint16)
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parents:
diff changeset
   306
			{
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parents:
diff changeset
   307
			bootSector.SetTotalSectors(iMaxDiskSectors);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
			bootSector.SetHugeSectors(0);
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parents:
diff changeset
   309
			}
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parents:
diff changeset
   310
		else
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parents:
diff changeset
   311
			{
96e5fb8b040d Revision: 200951
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parents:
diff changeset
   312
			bootSector.SetTotalSectors(0);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
			bootSector.SetHugeSectors(iMaxDiskSectors);
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parents:
diff changeset
   314
			}
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parents:
diff changeset
   315
		}
96e5fb8b040d Revision: 200951
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parents:
diff changeset
   316
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parents:
diff changeset
   317
	//-- write main boot sector to the first sector on media
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parents:
diff changeset
   318
    User::LeaveIfError(FatMount().DoWriteBootSector(KBootSectorNum*bootSector.BytesPerSector(), bootSector));
96e5fb8b040d Revision: 200951
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parents:
diff changeset
   319
	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
    //-- for FAT32 write backup copy of the boot sector
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parents:
diff changeset
   321
    if(bFat32)
96e5fb8b040d Revision: 200951
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parents:
diff changeset
   322
        {
96e5fb8b040d Revision: 200951
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parents:
diff changeset
   323
        User::LeaveIfError(FatMount().DoWriteBootSector(KBkBootSectorNum*bootSector.BytesPerSector(), bootSector));    
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
    }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
//-------------------------------------------------------------------------------------------------------------------
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
/**
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
Format a disk section, called iteratively to erase whole of media, on last iteration
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
creates an empty volume. If called with quick formatonly erases the Fat leaving the
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
rest of the volume intact.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
@leave System wide error code
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
*/
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
void CFatFormatCB::DoFormatStepL()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
	{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
	if (iFormatInfo.iFormatIsCurrent==EFalse)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
		{ // Only done first time through
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
		if (iMode & EForceErase)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
			TInt r = FatMount().ErasePassword();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
			User::LeaveIfError(r);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
			// CFatMountCB::ErasePassword() calls TBusLocalDrive::ForceRemount(),
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
			// so need to stop a remount from occurring in next call to :
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
			// TFsFormatNext::DoRequestL((), TDrive::CheckMount().
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
			FatMount().Drive().SetChanged(EFalse);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
        RecordOldInfoL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
		InitializeFormatDataL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
		FatMount().DoDismount();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
		if (iVariableSize)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
			FatMount().ReduceSizeL(0,I64LOW(FatMount().iSize));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
    //
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
    // Blank disk if not EQuickFormat
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
    //
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
	if (!iVariableSize && !(iMode & EQuickFormat) && iCurrentStep)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
		if (iFormatInfo.iFormatIsCurrent == EFalse)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
			{//-- firstly invalidate sectors 0-6 inclusive, they may contain main boot sector, backup boot sector and FSInfo sector.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
	        DoZeroFillMediaL(0, (KBkBootSectorNum+1)*iBytesPerSector);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
            }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
		TInt ret=FatMount().LocalDrive()->Format(iFormatInfo);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
		if (ret!=KErrNone && ret!=KErrEof) // Handle format error
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
            ret = HandleCorrupt(ret);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
        if (ret!=KErrNone && ret!=KErrEof) // KErrEof could be set by LocalDrive()->Format()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
		    User::Leave(ret);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
		if (ret==KErrNone)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
			iCurrentStep = I64LOW( 100 - (100 * TInt64(iFormatInfo.i512ByteSectorsFormatted)) / iMaxDiskSectors );
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
			if (iCurrentStep<=0)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
				iCurrentStep=1;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
			return;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
	// ReMount since MBR may have been rewritten and partition may have moved / changed size
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
	TInt ret = LocalDrive()->ForceRemount(0);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
	if (ret != KErrNone && ret != KErrNotSupported)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
		User::Leave(ret);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
	// MBR may have changed, so need to re-read iHiddenSectors etc.before BPB is written
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
	InitializeFormatDataL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
    // Translate bad sector number to cluster number which contains that sector
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
    // This only happens in full format, in quick format they are already cluster numbers
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
    if (!iVariableSize && !(iMode & EQuickFormat))
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
        User::LeaveIfError(BadSectorToCluster());
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
	//Check if root cluster is bad and update as required
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
	if(Is32BitFat() && !iVariableSize && (iMode & EQuickFormat))
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
		if(iBadClusters.Find(iRootClusterNum) !=  KErrNotFound)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
			iRootClusterNum++;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
            while(iBadClusters.Find(iRootClusterNum) != KErrNotFound)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
				{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
				iRootClusterNum++;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
				}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
    //
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
    // Do the rest of the disk in one lump
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
    //
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
	iCurrentStep=0;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
    //-- zero-fill media from position 0 to the FAT end, i.e main & backup boot sector, FSInfo and its copy and all FATs
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
    const TUint32 posFatEnd = ((iSectorsPerFat*iNumberOfFats) + iReservedSectors) * iBytesPerSector; //-- last FAT end position
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
    if (iVariableSize)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
		FatMount().EnlargeL(posFatEnd); 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
    DoZeroFillMediaL(0, posFatEnd);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
    
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
    if(Is32BitFat())
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
		{//create an empty root directory entry here
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
		
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
        const TUint KFat32EntrySz = 4; //-- FAT32 entry size, bytes
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
        const TInt  startFAT1   = iReservedSectors;              //-- FAT1 start sector
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
        const TInt  entryOffset = iRootClusterNum*KFat32EntrySz; //-- Root dir entry offset in the FAT, bytes
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
		TBuf8<KFat32EntrySz> EOF(KFat32EntrySz);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
		EOF[0]=0xFF;		
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
		EOF[1]=0xFF;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
		EOF[2]=0xFF;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
		EOF[3]=0x0F;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
        //-- write EOF mark to the every FAT copy
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
    	for(TInt i=0; i<iNumberOfFats; i++)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
            {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
		    const TInt rootDirEntryPos = iBytesPerSector*(startFAT1 + i*iSectorsPerFat) + entryOffset;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
            User::LeaveIfError(LocalDrive()->Write(rootDirEntryPos, EOF));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
            }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
        //-- zero-fill FAT32 root directory (just 1 cluster)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
		const TInt firstDataSector = iReservedSectors + (iNumberOfFats * iSectorsPerFat); //+RootDirSectors (not required for fat32)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
        const TInt firstSectorOfCluster = ((iRootClusterNum - KFatFirstSearchCluster) * iSectorsPerCluster) + firstDataSector;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
        const TUint32 posRootDirStart = firstSectorOfCluster * iBytesPerSector;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
        const TUint32 posRootDirEnd = posRootDirStart + iSectorsPerCluster*iBytesPerSector;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
        DoZeroFillMediaL(posRootDirStart, posRootDirEnd);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
	else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
		{//-- FAT12/16
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
		    //-- Zero fill root directory
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
            const TInt rootDirSector = iReservedSectors + (iNumberOfFats * iSectorsPerFat); 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
            const TInt rootDirSize   = iRootDirEntries * KSizeOfFatDirEntry; //-- size in bytes
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
            
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
            const TUint32 posRootDirStart = rootDirSector * iBytesPerSector;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
            const TUint32 posRootDirEnd   = posRootDirStart + rootDirSize;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
            const TInt numOfRootSectors=(rootDirSize%iBytesPerSector) ? (rootDirSize/iBytesPerSector+1) : (rootDirSize/iBytesPerSector);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
		    if (iVariableSize)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
			    FatMount().EnlargeL(iBytesPerSector*numOfRootSectors);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
            DoZeroFillMediaL(posRootDirStart, posRootDirEnd);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
		// Enlarge ram drive to take into account rounding of
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
		// data start to cluster boundary
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
		if(iVariableSize && iSectorsPerCluster!=1)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
			const TInt firstFreeSector=rootDirSector+numOfRootSectors;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
			const TInt firstFreeCluster=firstFreeSector%iSectorsPerCluster ? firstFreeSector/iSectorsPerCluster+1 : firstFreeSector/iSectorsPerCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
			const TInt alignedSector=firstFreeCluster*iSectorsPerCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
			if(alignedSector!=firstFreeSector)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
				FatMount().EnlargeL((alignedSector-firstFreeSector)*iBytesPerSector);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
    //-- FAT[0] must contain media descriptor in the low byte, FAT[1] for fat16/32 may contain some flags
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
	TBuf8<8> startFat(8);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
    startFat.Fill(0xFF);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
   
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
    if(Is32BitFat()) //-- FAT32
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
        {//-- FAT32 uses only low 28 bits in FAT entry. 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
        startFat[3] = 0x0F;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
        startFat[7] = 0x0F;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
        } 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
    else if(iVariableSize||Is16BitFat()) //-- FAT16 or RAM drive which is always FAT16
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
        startFat.SetLength(4);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
    else //-- FAT12
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
        startFat.SetLength(3);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
    startFat[0]=KBootSectorMediaDescriptor;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
    //-- write FAT[0] and FAT[1] entries to all copies of FAT
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
	for(TInt i=0;i<iNumberOfFats;i++)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
		User::LeaveIfError(LocalDrive()->Write(iBytesPerSector*(iReservedSectors+(iSectorsPerFat*i)),startFat));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
	//-- create boot sectors
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
    CreateBootSectorL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
    //-- create FSInfo sectors
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
    if (Is32BitFat())
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
		CreateReservedBootSectorL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
        CreateFSInfoSectorL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
    //-- here we have bad clusters numbers saved by the quick format
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
    //-- Interpret old bad cluster number to new cluster number and mark new bad clusters
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
    if (!iVariableSize && iBadClusters.Count()>0)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
 	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
        //-- Here we need fully mounted volume, so mount it normally.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
	    FatMount().MountL(EFalse);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
        iBadClusters.Sort();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
        TranslateL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
        const TInt mark = FatMount().Is32BitFat() ? KBad_32Bit : (FatMount().Is16BitFat() ? KBad_16Bit : KBad_12Bit);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
        
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
        for (TInt i=0; i<iBadClusters.Count(); ++i)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526
            FatMount().FAT().WriteL(iBadClusters[i], mark);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   527
        
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   528
        FatMount().FAT().FlushL();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   529
        
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   530
        //-- indicate that the volume is "dirty" in order to the next Mount evend not to use FSInfo, which
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   531
        //-- contains incorrect value of free clusters because we already have bad ones saved.  
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
        //-- This is a very rare condition.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   533
        FatMount().SetVolumeCleanL(EFalse); 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   534
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
#if defined(_DEBUG)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
	TInt r=FatMount().CheckDisk();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
	__PRINT1(_L("CFatFormatCB::DoFormatStepL() CheckDisk res: %d"),r);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
#endif
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
        else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
        //-- We do not need to perform full mount in this case, the TDrive object will be marked as changed in ~CFormatCB and the
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
        //-- mount will be closed. Therefore on the first access to it it will be mounted normally.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
        FatMount().MountL(ETrue); //-- force mount
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
    __PRINT1(_L("CFatFormatCB::DoFormatStepL() Format complete drv:%d"), DriveNumber());
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
	}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
//-------------------------------------------------------------------------------------------------------------------
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
/**
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   554
    Initialize the user specific format parameters for fixed sized disk.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   555
    
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   556
    @param  aDiskSizeInSectors disk size in sectors
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   557
    @return system-wide error code
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   558
*/
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   559
TInt CFatFormatCB::InitFormatDataForFixedSizeDiskUser(TInt aDiskSizeInSectors)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   560
	{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   561
    __PRINT1(_L("CFatFormatCB::InitFormatDataForFixedSizeDiskUser() sectors:%d"), aDiskSizeInSectors);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   562
    Dump_TLDFormatInfo(iSpecialInfo());
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   563
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   564
    //-- KErrArgument will be returned if iSpecialInfo().iFATBits isn't one of EFB32, EFB16, EFB32
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   565
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   566
    if(iSpecialInfo().iFlags & TLDFormatInfo::EOneFatTable)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   567
		iNumberOfFats = 1;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   568
    else if(iSpecialInfo().iFlags & TLDFormatInfo::ETwoFatTables)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   569
		iNumberOfFats = 2;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   570
    else if(Drive().IsRemovable())
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   571
		iNumberOfFats = KNumberOfFatsExternal;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   572
	else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   573
		iNumberOfFats = KNumberOfFatsInternal;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   574
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   575
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   576
    if(iSpecialInfo().iReservedSectors == 0)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   577
        iReservedSectors = KDefFatResvdSec; //-- user hasn't specified reserved sectors count, use default (FAT12/16)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   578
    else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   579
        iReservedSectors = iSpecialInfo().iReservedSectors;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   580
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   581
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   582
    const TInt KMaxSecPerCluster    = 64; 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   583
	const TInt KDefaultSecPerCluster= 8;   //-- default value, if the iSpecialInfo().iSectorsPerCluster isn't specified
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   584
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   585
    iSectorsPerCluster = iSpecialInfo().iSectorsPerCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   586
    if(iSectorsPerCluster <= 0)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   587
        {//-- default value, user hasn't specified TLDFormatInfo::iSectorsPerCluster
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   588
        iSectorsPerCluster = KDefaultSecPerCluster; //-- will be adjusted later
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   589
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   590
    else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   591
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   592
        iSectorsPerCluster = Min(1<<Log2(iSectorsPerCluster), KMaxSecPerCluster);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   593
	    }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   594
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   595
    //-----------------------------------------
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   596
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   597
    if (aDiskSizeInSectors < 4096) // < 2MB
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   598
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   599
        iSectorsPerCluster = 1;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   600
		iRootDirEntries = 128;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   601
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   602
	else if (aDiskSizeInSectors < 8192) // < 4MB
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   603
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   604
        iSectorsPerCluster = Min(iSectorsPerCluster, 2);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   605
		iRootDirEntries = 256;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   606
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   607
	else if (aDiskSizeInSectors < 32768) // < 16MB
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   608
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   609
        iSectorsPerCluster = Min(iSectorsPerCluster, 4);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   610
		iRootDirEntries = 512;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   611
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   612
	else if (aDiskSizeInSectors < 1048576) // < 512MB
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   613
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   614
        iSectorsPerCluster = Min(iSectorsPerCluster, 8);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   615
		iRootDirEntries = 512;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   616
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   617
    else // FAT32
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   618
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   619
        iRootDirEntries = 512;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   620
        iSectorsPerCluster = Min(iSectorsPerCluster, KMaxSecPerCluster);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   621
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   622
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   623
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   624
    //-----------------------------------------
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   625
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   626
	TLDFormatInfo::TFATBits fatBits = iSpecialInfo().iFATBits;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   627
	if (fatBits == TLDFormatInfo::EFBDontCare)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   628
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   629
        const TFatType fatType = SuggestFatType();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   630
		switch(fatType)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   631
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   632
			case EFat12:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   633
				fatBits = TLDFormatInfo::EFB12;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   634
				break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   635
			case EFat16:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   636
				fatBits = TLDFormatInfo::EFB16;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   637
				break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   638
			case EFat32:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   639
				fatBits = TLDFormatInfo::EFB32;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   640
				break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   641
			case EInvalid:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   642
				ASSERT(0);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   643
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   644
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   645
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   646
    TFatType reqFatType(EInvalid); //-- requested FAT type
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   647
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   648
    switch (fatBits)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   649
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   650
		case TLDFormatInfo::EFB12:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   651
			iFileSystemName=KFileSystemName12;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   652
			iSectorsPerFat=MaxFat12Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   653
			reqFatType = EFat12;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   654
            break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   655
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   656
		case TLDFormatInfo::EFB16:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   657
			iFileSystemName=KFileSystemName16;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   658
			iSectorsPerFat=MaxFat16Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   659
			reqFatType = EFat16;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   660
            break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   661
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   662
		case TLDFormatInfo::EFB32:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   663
			iFileSystemName=KFileSystemName32;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   664
			iSectorsPerFat=MaxFat32Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   665
	        
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   666
			iRootDirEntries = 0;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   667
			iRootClusterNum = 2;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   668
			
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   669
            if(iSpecialInfo().iReservedSectors == 0)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   670
                iReservedSectors = KDefFat32ResvdSec; //-- user hasn't specified reserved sectors count, use default (FAT32)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   671
            else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   672
                iReservedSectors = iSpecialInfo().iReservedSectors;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   673
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   674
			reqFatType = EFat32;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   675
            break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   676
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   677
        default:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   678
            __PRINT(_L("CFatFormatCB::InitFormatDataForFixedSizeDiskUser() Incorrect FAT type specifier!"));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   679
            return KErrArgument;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   680
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   681
	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   682
        //-- check if we can format the volume with requested FAT type
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   683
        const TFatType fatType = SuggestFatType();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   684
        if(fatType != reqFatType)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   685
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   686
			//-- volume metrics don't correspond to the requested FAT type
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   687
            __PRINT(_L("CFatFormatCB::InitFormatDataForFixedSizeDiskUser() FAT type mismatch!"));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   688
            return KErrArgument;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   689
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   690
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   691
        return KErrNone;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   692
    }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   693
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   694
/**
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   695
    Initialize the format parameters for a custom fixed sized disk
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   696
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   697
    @param  aFormatInfo The custom format parameters
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   698
    @return system-wide error code
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   699
*/
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   700
TInt CFatFormatCB::InitFormatDataForFixedSizeDiskCustom(const TLDFormatInfo& aFormatInfo)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   701
	{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   702
    __PRINT(_L("CFatFormatCB::InitFormatDataForFixedSizeDiskCustom()"));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   703
    Dump_TLDFormatInfo(aFormatInfo);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   704
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   705
	if(aFormatInfo.iFlags & TLDFormatInfo::EOneFatTable)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   706
		iNumberOfFats = 1;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   707
    else if(aFormatInfo.iFlags & TLDFormatInfo::ETwoFatTables)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   708
		iNumberOfFats = 2;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   709
    else if(Drive().IsRemovable())
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   710
		iNumberOfFats = KNumberOfFatsExternal;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   711
	else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   712
		iNumberOfFats = KNumberOfFatsInternal;	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   713
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   714
	iRootDirEntries=512;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   715
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   716
	iSectorsPerCluster = aFormatInfo.iSectorsPerCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   717
	iSectorsPerTrack   = aFormatInfo.iSectorsPerTrack;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   718
	iNumberOfHeads	   = aFormatInfo.iNumberOfSides;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   719
	iReservedSectors   = aFormatInfo.iReservedSectors ? aFormatInfo.iReservedSectors : KDefFatResvdSec;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   720
	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   721
    switch (aFormatInfo.iFATBits)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   722
		{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   723
		case TLDFormatInfo::EFB12:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   724
			iFileSystemName = KFileSystemName12;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   725
			iSectorsPerFat  = MaxFat12Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   726
			break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   727
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   728
		case TLDFormatInfo::EFB16:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   729
			iFileSystemName = KFileSystemName16;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   730
			iSectorsPerFat  = MaxFat16Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   731
            break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   732
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   733
		case TLDFormatInfo::EFB32:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   734
			iFileSystemName  = KFileSystemName32;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   735
			iReservedSectors = aFormatInfo.iReservedSectors ? aFormatInfo.iReservedSectors : KDefFat32ResvdSec;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   736
			iSectorsPerFat   = MaxFat32Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   737
			iRootDirEntries  = 0;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   738
			iRootClusterNum  = 2;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   739
            break;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   740
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   741
		default:
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   742
			{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   743
			TInt64 clusters64 = (aFormatInfo.iCapacity / KDefaultSectorSize) / iSectorsPerCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   744
			TInt clusters = I64LOW(clusters64);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   745
			if (clusters < 4085)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   746
				{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   747
				iFileSystemName = KFileSystemName12;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   748
				iSectorsPerFat  = MaxFat12Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   749
				}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   750
			else if(clusters < 65525)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   751
				{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   752
				iFileSystemName = KFileSystemName16;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   753
				iSectorsPerFat  = MaxFat16Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   754
                }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   755
			else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   756
				{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   757
				iFileSystemName  = KFileSystemName32;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   758
				iReservedSectors = aFormatInfo.iReservedSectors ? aFormatInfo.iReservedSectors : KDefFat32ResvdSec;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   759
				iSectorsPerFat   = MaxFat32Sectors();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   760
				iRootDirEntries  = 0;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   761
				iRootClusterNum  = 2;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   762
				}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   763
			}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   764
		}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   765
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   766
    return KErrNone;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   767
	}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   768
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   769
void CFatFormatCB::RecordOldInfoL()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   770
    {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   771
    // Check if mount or disk is corrupt
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   772
    // This should be stored in member variable because FatMount is remounted
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   773
    //  every time RFormat::Next() gets called thus FatMount().Initialised()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   774
    //  will be inconsistent with previous state.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   775
	TLocalDriveCapsV3Buf caps;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   776
	User::LeaveIfError(LocalDrive()->Caps(caps));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   777
	iVariableSize=((caps().iMediaAtt)&KMediaAttVariableSize) ? (TBool)ETrue : (TBool)EFalse;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   778
    iDiskCorrupt = !FatMount().ConsistentState();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   779
    iBadClusters.Reset();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   780
    iBadSectors.Reset();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   781
    if (!iVariableSize && !iDiskCorrupt && (iMode&EQuickFormat))
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   782
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   783
        iOldFirstFreeSector = FatMount().iFirstFreeByte>>FatMount().SectorSizeLog2();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   784
        iOldSectorsPerCluster = FatMount().SectorsPerCluster();
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   785
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   786
        FatMount().FAT().InvalidateCacheL(); //-- invalidate whole FAT cache
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   787
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   788
        // Collect bad cluster information from current FAT table
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   789
        const TInt maxClusterNum = FatMount().UsableClusters() + KFatFirstSearchCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   790
        const TUint32 mark = FatMount().Is32BitFat() ? KBad_32Bit : (FatMount().Is16BitFat() ? KBad_16Bit : KBad_12Bit);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   791
        
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   792
        for (TInt i=KFatFirstSearchCluster; i<maxClusterNum; ++i)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   793
            {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   794
            if (FatMount().FAT().ReadL(i) == mark)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   795
                iBadClusters.AppendL(i);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   796
            }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   797
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   798
    }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   799
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   800
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   801
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   802
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   803
TInt CFatFormatCB::BadSectorToCluster()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   804
    {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   805
    TInt sizeofFatAndRootDir;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   806
    if (iFileSystemName != KFileSystemName32)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   807
		sizeofFatAndRootDir = iSectorsPerFat*iNumberOfFats + ((iRootDirEntries*KSizeOfFatDirEntry+(1<<iSectorSizeLog2)-1)>>iSectorSizeLog2);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   808
    else
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   809
        sizeofFatAndRootDir = (iRootClusterNum-2) * iSectorsPerCluster;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   810
    TInt firstFreeSector = iReservedSectors + sizeofFatAndRootDir;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   811
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   812
    // Check in rare case that corrupt in critical area
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   813
    // which includes bootsector, FAT table, (and root dir if not FAT32)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   814
    TInt i, r;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   815
    for (i=0; i<iBadSectors.Count(); ++i)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   816
        {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   817
        TInt badSector = iBadSectors[i];
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   818
        // Check in rare case that corrupt in critical area
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   819
        // which includes bootsector, FAT table, (and root dir if not FAT32)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   820
        if (firstFreeSector > badSector)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   821
            {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   822
            if (badSector == 0) // Boot sector corrupt
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   823
                return KErrCorrupt;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   824
            if (iFileSystemName==KFileSystemName32 && badSector==1) // FSInfo corrupt
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   825
                return KErrCorrupt;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   826
            if (badSector < iReservedSectors) // Harmless in reserved area
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   827
                continue;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   828
            // Extend reserved area to cover bad sector
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   829
            iReservedSectors = badSector + 1;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   830
            firstFreeSector = iReservedSectors + sizeofFatAndRootDir;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   831
            continue;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   832
            }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   833
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   834
        // Figure out bad cluster number and record it
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   835
        TUint cluster = (badSector-firstFreeSector)/iSectorsPerCluster+2;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   836
        if (iBadClusters.Find(cluster) == KErrNotFound)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   837
            {
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   838
            if ((r=iBadClusters.Append(cluster)) != KErrNone)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   839
                return r;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   840
            if (iFileSystemName==KFileSystemName32 && iRootClusterNum==cluster)
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   841
                iRootClusterNum++;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   842
            }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   843
        }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   844
    return KErrNone;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   845
    }
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   846
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   847
/**
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   848
Create the File system information sector and its backup copy on a disk. 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   849
Note that CFatMountCB is still not in mounted state, so we can not rely on it.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   850
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   851
@leave System wide error codes
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   852
*/
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   853
void CFatFormatCB::CreateFSInfoSectorL()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   854
	{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   855
	__PRINT1(_L("CFatFormatCB::CreateFSInfoSectorL() drv:%d"), DriveNumber());
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   856
	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   857
    ASSERT(Is32BitFat()); //-- Actually, CFatMount shall be in a consistent state.
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   858
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   859
    TFSInfo fsInfo;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   860
	TBuf8<KSizeOfFSInfo> fsInfoSecBuf;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   861
    
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   862
    const TUint32 freeSectors  = iMaxDiskSectors - (iReservedSectors + (iNumberOfFats * iSectorsPerFat));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   863
    const TUint32 freeClusters = (freeSectors / iSectorsPerCluster) - 1; //-- 1st cluster is taken by empty Root Dir on FAT32
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   864
    const TUint32 nextFreeClust = iRootClusterNum+1; 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   865
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   866
    fsInfo.SetFreeClusterCount(freeClusters);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   867
    fsInfo.SetNextFreeCluster(nextFreeClust);
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   868
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   869
    fsInfo.Externalize(fsInfoSecBuf); //-- put data to the sector buffer
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   870
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   871
    User::LeaveIfError(LocalDrive()->Write(KFSInfoSectorNum*iBytesPerSector, fsInfoSecBuf)); //-- main FSInfo Sector
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   872
    User::LeaveIfError(LocalDrive()->Write(KBkFSInfoSectorNum*iBytesPerSector, fsInfoSecBuf)); //-- Backup FSInfo Sector
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   873
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   874
	}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   875
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   876
/**
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   877
Create the reserved boot sector and its backup copy on a disk. 
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   878
These are located at sectors 2 & 8
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   879
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   880
@leave System wide error codes
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   881
*/
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   882
void CFatFormatCB::CreateReservedBootSectorL()
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   883
	{
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   884
	__PRINT1(_L("CFatFormatCB::CreateReserveBootSectorL() drv:%d"), DriveNumber());
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   885
	
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   886
    ASSERT(Is32BitFat());
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   887
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   888
    TFatBootSector bootSector;
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   889
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   890
	User::LeaveIfError(FatMount().DoWriteBootSector(KReservedBootSectorNum*KDefaultSectorSize, bootSector));
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   891
	User::LeaveIfError(FatMount().DoWriteBootSector(KBkReservedBootSectorNum*KDefaultSectorSize, bootSector));    
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   892
	}
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   893
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   894
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   895
96e5fb8b040d Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   896