userlibandfileserver/fileserver/smassstorage/inc/tfatbootsector.inl
branchRCL_3
changeset 87 2f92ad2dc5db
parent 81 e7d2d738d3c2
child 88 d87ddb12c54a
child 89 1df514389a47
--- a/userlibandfileserver/fileserver/smassstorage/inc/tfatbootsector.inl	Mon Mar 15 12:45:50 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,458 +0,0 @@
-// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
-// All rights reserved.
-// This component and the accompanying materials are made available
-// under the terms of the License "Eclipse Public License v1.0"
-// which accompanies this distribution, and is available
-// at the URL "http://www.eclipse.org/legal/epl-v10.html".
-//
-// Initial Contributors:
-// Nokia Corporation - initial contribution.
-//
-// Contributors:
-//
-// Description:
-// Inline methods of TFatBootSector class.
-// 
-//
-
-/**
- @file
- @internalTechnology
- 
- Returns Sectors in Fat table for 32 bit volume
- 
- @return iFatSectors32
-*/
-inline TUint32 TFatBootSector::FatSectors32() const	
-	{return iFatSectors32;}
-/**
-Fat flags
-
-@return iFATFlags
-*/
-inline TUint16 TFatBootSector::FATFlags() const		
-	{return iFATFlags;}
-/**
-Version number of the file system
-
-@return iVersionNumber
-*/
-inline TUint16 TFatBootSector::VersionNumber() const		
-	{return iVersionNumber;}
-/**
-Cluster number of the root directory
-
-@return iRootClusterNum
-*/
-inline TUint32 TFatBootSector::RootClusterNum() const	
-	{return iRootClusterNum;}
-/**
-Sector number containing the FSIInfo structure
-
-@return iFSInfoSectorNum
-*/
-inline TUint16 TFatBootSector::FSInfoSectorNum() const
-	{return iFSInfoSectorNum;}
-/**
-Backup boot sector
-
-@return iBkBootRecSector
-*/
-inline TUint16 TFatBootSector::BkBootRecSector() const
-	{return iBkBootRecSector;}
-/**
-Sets the number of sectors in Fat table for 32 bit volume
-
-@param aFatSectors32
-*/
-inline void TFatBootSector::SetFatSectors32(TUint32	aFatSectors32)
-	{iFatSectors32 = aFatSectors32;}
-/**
-Sets the Fat flags
-
-@param aFATFlags
-*/
-inline void TFatBootSector::SetFATFlags(TUint16 aFATFlags)
-	{iFATFlags = aFATFlags;}
-/**
-Sets the version number of the file system
-
-@param aVersionNumber
-*/
-inline void TFatBootSector::SetVersionNumber(TUint16 aVersionNumber)
-	{iVersionNumber = aVersionNumber;}
-/**
-Sets the cluster number of the root directory
-
-@param aRootClusterNum
-*/
-inline void TFatBootSector::SetRootClusterNum(TUint32 aRootClusterNum)	
-	{iRootClusterNum = aRootClusterNum;}
-/**
-Set the sector number containing the FSIInfo structure
-
-@param aFSInfoSectorNum
-*/
-inline void TFatBootSector::SetFSInfoSectorNum(TUint16 aFSInfoSectorNum)
-	{iFSInfoSectorNum = aFSInfoSectorNum;}
-/**
-Set the backup boot sector
-
-@param aBkBootRecSector
-*/
-inline void TFatBootSector::SetBkBootRecSector(TUint16 aBkBootRecSector)
-	{iBkBootRecSector = aBkBootRecSector;}	
-/**
-Quick test as to whether the volume is Fat32
-
-@return True for Fat32
-*/
-inline TBool TFatBootSector::Is32BitFat()
-	{return(iRootDirEntries==0);}
-/**
-Returns the vendor ID of the file system that formatted the volume
-
-@return A descriptor containing the vendor ID 
-*/
-inline const TPtrC8 TFatBootSector::VendorId() const
-	{return TPtrC8(iVendorId,KVendorIdSize);}
-/**
-Return the bytes per sector
-
-@return iBytesPerSector
-*/
-inline TUint16 TFatBootSector::BytesPerSector() const
-	{return iBytesPerSector;}
-/**
-Returns the sectors per cluster ratio
-
-@return iSectorsPerCluster
-*/
-inline TInt TFatBootSector::SectorsPerCluster() const
-	{return iSectorsPerCluster;}
-/**
-Returns the number of reserved sectors on the volume
-
-@return iReservedSectors
-*/
-inline TInt TFatBootSector::ReservedSectors() const
-	{return iReservedSectors;}
-/**
-Returns the number of Fats on the volume
-
-@return iNumberOfFats
-*/
-inline TInt TFatBootSector::NumberOfFats() const
-	{return iNumberOfFats;}
-/**
-Returns the number of entries allowed in the root directory, specific to Fat12/16, zero for FAT32
-
-@return iRootDirEntries
-*/
-inline TInt TFatBootSector::RootDirEntries() const
-	{return iRootDirEntries;}
-/**
-Returns the total sectors on the volume, zero for FAT32
-
-@return iTotalSectors
-*/
-inline TInt TFatBootSector::TotalSectors() const
-	{return iTotalSectors;}
-/**
-Returns the media descriptor
-
-@return iMediaDescriptor
-*/
-inline TUint8 TFatBootSector::MediaDescriptor() const
-	{return iMediaDescriptor;}
-/**
-Returns sectors used for the Fat table, zero for FAT32
-
-@return iFatSectors
-*/
-inline TInt TFatBootSector::FatSectors() const
-	{return iFatSectors;}
-/**
-Returns sectors per track
-
-@return iSectorsPerTrack
-*/
-inline TInt TFatBootSector::SectorsPerTrack() const
-	{return iSectorsPerTrack;}
-/**
-Returns the number of heads 
-
-@return iNumberOfHeads
-*/
-inline TInt TFatBootSector::NumberOfHeads() const
-	{return iNumberOfHeads;}
-/**
-Returns the number of hidden sectors in the volume
-
-@return iHiddenSectors
-*/
-inline TInt TFatBootSector::HiddenSectors() const
-	{return iHiddenSectors;}
-/**
-Returns total sectors in the volume, Used if totalSectors > 65535
-
-@return iHugeSectors
-*/
-inline TInt TFatBootSector::HugeSectors() const
-	{return iHugeSectors;}
-/**
-Returns the physical drive number, not used in Symbian OS
-
-@return iPhysicalDriveNumber
-*/
-inline TInt TFatBootSector::PhysicalDriveNumber() const
-	{return iPhysicalDriveNumber;}
-/**
-Returns the extended boot signiture
-
-@return iExtendedBootSignature
-*/
-inline TInt TFatBootSector::ExtendedBootSignature() const
-	{return iExtendedBootSignature;}
-/**
-Returns the unique volume ID
-
-@return iUniqueID
-*/
-inline TUint32 TFatBootSector::UniqueID() const
-	{return iUniqueID;}
-/**
-Returns the volume's label
-
-@return A descriptor containing the volume label
-*/
-inline const TPtrC8 TFatBootSector::VolumeLabel() const
-	{return TPtrC8(iVolumeLabel,KVolumeLabelSize);}
-/**
-Returns the file system type
-
-@return A descriptor containing the file system type
-*/
-inline const TPtrC8 TFatBootSector::FileSysType() const
-	{return TPtrC8(iFileSysType,KFileSysTypeSize);}
-/**
-Returns the boot sector signiture
-
-@return KBootSectorSignature
-*/
-inline TInt TFatBootSector::BootSectorSignature() const
-	{return KBootSectorSignature;}
-/**
-Set the jump instruction 
-*/
-inline void TFatBootSector::SetJumpInstruction()
-	{iJumpInstruction[0]=0xE9;iJumpInstruction[2]=0x90;}
-/**
-Set the vendor ID of the file system that formatted the volume
-
-@param aDes Descriptor containing the Vendor ID
-*/
-inline void TFatBootSector::SetVendorID(const TDesC8& aDes)
-	{
-	__ASSERT_DEBUG(aDes.Length()<=KVendorIdSize,User::Panic(_L("FATFILESYS"),1));
-	TPtr8 buf(iVendorId,KVendorIdSize);
-	buf=aDes;
-	}
-/**
-Sets the bytes per sector 
-
-@param aBytesPerSector Number of bytes per sector
-*/
-inline void TFatBootSector::SetBytesPerSector(TInt aBytesPerSector)
-	{
-	__ASSERT_DEBUG(!(aBytesPerSector&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iBytesPerSector=(TUint16)aBytesPerSector;
-	}
-/**
-Set the sectors per cluster ratio
-
-@param aSectorsPerCluster Number of sectors per cluster
-*/
-inline void TFatBootSector::SetSectorsPerCluster(TInt aSectorsPerCluster)
-	{
-	__ASSERT_DEBUG(!(aSectorsPerCluster&~KMaxTUint8),User::Panic(_L("FATFILESYS"),1));
-	iSectorsPerCluster=(TUint8)aSectorsPerCluster;
-	}
-/**
-Sets the number of reserved sectors on the volume
-
-@param aReservedSectors Number of reserved sectors
-*/
-inline void TFatBootSector::SetReservedSectors(TInt aReservedSectors)
-	{
-	__ASSERT_DEBUG(!(aReservedSectors&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iReservedSectors=(TUint16)aReservedSectors;
-	}
-/**
-Sets the number of Fats on the volume
-
-@param aNumberOfFats Number of fats
-*/
-inline void TFatBootSector::SetNumberOfFats(TInt aNumberOfFats)
-	{
-	__ASSERT_DEBUG(!(aNumberOfFats&~KMaxTUint8),User::Panic(_L("FATFILESYS"),1));
-	iNumberOfFats=(TUint8)aNumberOfFats;
-	}
-/**
-Number of entries allowed in the root directory, specific to Fat12/16, zero for FAT32
-
-@param aRootDirEntries
-*/
-inline void TFatBootSector::SetRootDirEntries(TInt aRootDirEntries)
-	{
-	__ASSERT_DEBUG(!(aRootDirEntries&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iRootDirEntries=(TUint16)aRootDirEntries;
-	}
-/**
-Total sectors on the volume, zero for FAT32
-
-@param aTotalSectors Total number of sectors
-*/
-inline void TFatBootSector::SetTotalSectors(TInt aTotalSectors)
-	{
-	__ASSERT_DEBUG(!(aTotalSectors&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iTotalSectors=(TUint16)aTotalSectors;
-	}
-/**
-Set the media descriptor
-
-@param aMediaDescriptor
-*/
-inline void TFatBootSector::SetMediaDescriptor(TUint8 aMediaDescriptor)
-	{iMediaDescriptor=aMediaDescriptor;}
-/**
-Sectors used for the Fat table, zero for FAT32
-
-@param aFatSectors Number of Fat sectors
-*/
-inline void TFatBootSector::SetFatSectors(TInt aFatSectors)
-	{
-	__ASSERT_DEBUG(!(aFatSectors&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iFatSectors=(TUint16)aFatSectors;
-	}
-/**
-Set the sectors per track
-
-@param aSectorsPerTrack Number of sectors per track
-*/
-inline void TFatBootSector::SetSectorsPerTrack(TInt aSectorsPerTrack)
-	{
-	__ASSERT_DEBUG(!(aSectorsPerTrack&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iSectorsPerTrack=(TUint16)aSectorsPerTrack;
-	}
-/**
-Set the number of heads
-
-@param aNumberOfHeads Number of heads
-*/
-inline void TFatBootSector::SetNumberOfHeads(TInt aNumberOfHeads)
-	{
-	__ASSERT_DEBUG(!(aNumberOfHeads&~KMaxTUint16),User::Panic(_L("FATFILESYS"),1));
-	iNumberOfHeads=(TUint16)aNumberOfHeads;
-	}
-/**
-Set the number of hidden sectors in the volume
-
-@param aHiddenSectors Number of hidden sectors
-*/
-inline void TFatBootSector::SetHiddenSectors(TUint32 aHiddenSectors)
-	{
-	iHiddenSectors=(TUint32)(aHiddenSectors);
-	}
-/**
-Set the total sectors in the volume, Used if totalSectors > 65535
-
-@param aHugeSectors
-*/
-inline void TFatBootSector::SetHugeSectors(TUint32 aHugeSectors)
-	{iHugeSectors=aHugeSectors;}
-/**
-Physical drive number, not used in Symbian OS
-
-@param aPhysicalDriveNumber Physical drive number 
-*/
-inline void TFatBootSector::SetPhysicalDriveNumber(TInt aPhysicalDriveNumber)
-	{
-	__ASSERT_DEBUG(!(aPhysicalDriveNumber&~KMaxTUint8),User::Panic(_L("FATFILESYS"),1));
-	iPhysicalDriveNumber=(TUint8)aPhysicalDriveNumber;
-	}
-/**
-Set the reserved byte value
-
-@param aReservedByte Value for reserved byte
-*/
-inline void TFatBootSector::SetReservedByte(TUint8 aReservedByte)
-	{iReserved=aReservedByte;}
-/**
-Set the extended boot signiture
-
-@param anExtendedBootSignature The extended boot signiture
-*/
-inline void TFatBootSector::SetExtendedBootSignature(TInt anExtendedBootSignature)
-	{
-	__ASSERT_DEBUG(!(anExtendedBootSignature&~KMaxTUint8),User::Panic(_L("FATFILESYS"),1));
-	iExtendedBootSignature=(TUint8)anExtendedBootSignature;
-	}
-/**
-Set the unique volume ID
-
-@param anUniqueID Set the unique ID
-*/
-inline void TFatBootSector::SetUniqueID(TUint32 anUniqueID)
-	{iUniqueID=anUniqueID;}
-/**
-Set the volume's label
-
-@param aDes A descriptor containg the volume label
-*/
-inline void TFatBootSector::SetVolumeLabel(const TDesC8& aDes)
-	{
-	__ASSERT_DEBUG(aDes.Length()<=KVolumeLabelSize,User::Panic(_L("FATFILESYS"),1));
-	TPtr8 buf(iVolumeLabel,KVolumeLabelSize);
-	buf=aDes;
-	}
-/**
-Set the file system type
-
-@param aDes A descriptor containing the file system type
-*/
-inline void TFatBootSector::SetFileSysType(const TDesC8& aDes)
-	{
-	__ASSERT_DEBUG(aDes.Length()<=8,User::Panic(_L("FATFILESYS"),1));
-	TPtr8 buf(iFileSysType,8);
-	buf=aDes;
-	}
-/**
-Tests if the volume is Fat 16 or not
-
-@return True if the volume is Fat16
-*/
-inline TBool TFatBootSector::Is16BitFat()
-	{return(FileSysType()==_L8("FAT16   "));}
-/**
-Returns the position of the first sector of the first Fat
-
-@return The first Fat sector's byte position
-*/
-inline TInt TFatBootSector::FirstFatSectorPos()
-	{return(ReservedSectors()*BytesPerSector());}
-/**
-Returns the start sector number of the root directory
-
-@return Start sector number of the root directory
-*/
-inline TInt TFatBootSector::RootDirStartSector()
-	{return(ReservedSectors()+FatSectors()*NumberOfFats());}
-/**
-Returns the sector number of the first sector after the root directory 
-
-@return 
-*/
-inline TInt TFatBootSector::FirstFreeSector()
-	{return(RootDirStartSector()+(RootDirEntries()*KSizeOfFatDirEntry+BytesPerSector()-1)/BytesPerSector());}
-