williamr@2: // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: // e32\include\partitions.h
williamr@2: // 
williamr@2: //
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: /**
williamr@2:  @file
williamr@2:  @internalTechnology
williamr@2: */
williamr@2: 
williamr@2: #ifndef __PARTITIONS_H__
williamr@2: #define __PARTITIONS_H__
williamr@2: #include <e32def.h>
williamr@2: 
williamr@2: const TUint KPartitionTypeEmpty=0x00;
williamr@2: const TUint KPartitionTypeFAT12=0x01;
williamr@2: const TUint KPartitionTypeXENIXroot=0x02;
williamr@2: const TUint KPartitionTypeXENIXusr=0x03;
williamr@2: const TUint KPartitionTypeFAT16small=0x04;
williamr@2: const TUint KPartitionTypeExtended=0x05;
williamr@2: const TUint KPartitionTypeFAT16=0x06;
williamr@2: const TUint KPartitionTypeNTFS=0x07;
williamr@2: const TUint KPartitionTypeAIX=0x08;
williamr@2: const TUint KPartitionTypeAIXboot=0x09;
williamr@2: const TUint KPartitionTypeOS2BootManager=0x0a;
williamr@2: const TUint KPartitionTypeWin95FAT32=0x0b;
williamr@2: const TUint KPartitionTypeWin95FAT32LBA=0x0c;
williamr@2: const TUint KPartitionTypeWin95FAT16LBA=0x0e;
williamr@2: const TUint KPartitionTypeWin95ExtdLBA=0x0f;
williamr@2: const TUint KPartitionTypeOPUS=0x10;
williamr@2: const TUint KPartitionTypeHiddenFAT12=0x11;
williamr@2: const TUint KPartitionTypeCompaqDiag=0x12;
williamr@2: const TUint KPartitionTypeHiddenFAT16small=0x14;
williamr@2: const TUint KPartitionTypeHiddenFAT16=0x16;
williamr@2: const TUint KPartitionTypeHiddenNTFS=0x17;
williamr@2: const TUint KPartitionTypeASTSmartSleep=0x18;
williamr@2: const TUint KPartitionTypeHiddenWin95FAT32=0x1b;
williamr@2: const TUint KPartitionTypeHiddenWin95FAT32LBA=0x1c;
williamr@2: const TUint KPartitionTypeHiddenWin95FAT16LBA=0x1e;
williamr@2: const TUint KPartitionTypeNECDOS=0x24;
williamr@2: const TUint KPartitionTypePlan9=0x39;
williamr@2: const TUint KPartitionTypePartitionMagic=0x3c;
williamr@2: const TUint KPartitionTypeVenix80286=0x40;
williamr@2: const TUint KPartitionTypePPCPRePBoot=0x41;
williamr@2: const TUint KPartitionTypeSFS=0x42;
williamr@2: const TUint KPartitionTypeQNX4x=0x4d;
williamr@2: const TUint KPartitionTypeQNX4x_2=0x4e;
williamr@2: const TUint KPartitionTypeQNX4x_3=0x4f;
williamr@2: const TUint KPartitionTypeOnTrackDM=0x50;
williamr@2: const TUint KPartitionTypeOnTrackDM6Aux=0x51;
williamr@2: const TUint KPartitionTypeCPM=0x52;
williamr@2: const TUint KPartitionTypeOnTrackDM6Aux_2=0x53;
williamr@2: const TUint KPartitionTypeOnTrackDM6=0x54;
williamr@2: const TUint KPartitionTypeEZDrive=0x55;
williamr@2: const TUint KPartitionTypeGoldenBow=0x56;
williamr@2: const TUint KPartitionTypePriamEdisk=0x5c;
williamr@2: const TUint KPartitionTypeSpeedStor=0x61;
williamr@2: const TUint KPartitionTypeGNU_HURD=0x63;
williamr@2: const TUint KPartitionTypeNovellNetware=0x64;
williamr@2: const TUint KPartitionTypeNovellNetware_2=0x65;
williamr@2: const TUint KPartitionTypeDiskSecure=0x70;
williamr@2: const TUint KPartitionTypePCIX=0x75;
williamr@2: const TUint KPartitionTypeOldMinix=0x80;
williamr@2: const TUint KPartitionTypeMinixOldLinux=0x81;
williamr@2: const TUint KPartitionTypeLinuxSwap=0x82;
williamr@2: const TUint KPartitionTypeLinux=0x83;
williamr@2: const TUint KPartitionTypeOS2Hidden=0x84;
williamr@2: const TUint KPartitionTypeLinuxExtended=0x85;
williamr@2: const TUint KPartitionTypeNTFSvolset=0x86;
williamr@2: const TUint KPartitionTypeNTFSvolset_2=0x87;
williamr@2: const TUint KPartitionTypeLinuxLVM=0x8e;
williamr@2: const TUint KPartitionTypeAmoeba=0x93;
williamr@2: const TUint KPartitionTypeAmoebaBBT=0x94;
williamr@2: const TUint KPartitionTypeBSD_OS=0x9f;
williamr@2: const TUint KPartitionTypeIBMThinkpad=0xa0;
williamr@2: const TUint KPartitionTypeFreeBSD=0xa5;
williamr@2: const TUint KPartitionTypeOpenBSD=0xa6;
williamr@2: const TUint KPartitionTypeNeXTSTEP=0xa7;
williamr@2: const TUint KPartitionTypeNetBSD=0xa9;
williamr@2: const TUint KPartitionTypeBSDIfs=0xb7;
williamr@2: const TUint KPartitionTypeBSDIswap=0xb8;
williamr@2: const TUint KPartitionTypeBootWizardHidden=0xbb;
williamr@2: const TUint KPartitionTypeDRDOS=0xc1;
williamr@2: const TUint KPartitionTypeDRDOS_2=0xc4;
williamr@2: const TUint KPartitionTypeDRDOS_3=0xc6;
williamr@2: const TUint KPartitionTypeSyrinx=0xc7;
williamr@2: const TUint KPartitionTypeNonFSData=0xda;
williamr@2: const TUint KPartitionTypeCPM_CTOS=0xdb;
williamr@2: const TUint KPartitionTypeDellUtility=0xde;
williamr@2: const TUint KPartitionTypeBootIt=0xdf;
williamr@2: const TUint KPartitionTypeDOSaccess=0xe1;
williamr@2: const TUint KPartitionTypeDOS_RO=0xe3;
williamr@2: const TUint KPartitionTypeSymbianCrashLog=0xf0;
williamr@2: const TUint KPartitionTypeSpeedStor_2=0xf1;
williamr@2: const TUint KPartitionTypeDOSsecondary=0xf2;
williamr@2: const TUint KPartitionTypeSpeedStor_3=0xf4;
williamr@2: const TUint	KPartitionTypeRofs=0xfa;			// HACK
williamr@2: const TUint KPartitionTypeIso9660=0xfb;			// hack
williamr@2: const TUint KPartitionTypeEneaLFFS=0xfc;		// hack
williamr@2: const TUint KPartitionTypeLinuxRaidAuto=0xfd;
williamr@2: const TUint KPartitionTypeLANStep=0xfe;
williamr@2: const TUint KPartitionTypeBBT=0xff;
williamr@2: 
williamr@2: inline TBool PartitionIsFAT(TUint a)
williamr@2: 	{
williamr@2: 	return (
williamr@2: 		a==KPartitionTypeFAT12						||
williamr@2: 		a==KPartitionTypeFAT16small					||
williamr@2: 		a==KPartitionTypeFAT16						||
williamr@2: 		a==KPartitionTypeFAT16						||
williamr@2: 		a==KPartitionTypeWin95FAT16LBA				||
williamr@2: 		a==KPartitionTypeHiddenFAT12				||
williamr@2: 		a==KPartitionTypeHiddenFAT16small			||
williamr@2: 		a==KPartitionTypeHiddenFAT16				||
williamr@2: 		a==KPartitionTypeHiddenWin95FAT16LBA
williamr@2: 		);
williamr@2: 	}
williamr@2: 
williamr@2: inline TBool PartitionIsFAT32(TUint a)
williamr@2: 	{
williamr@2: 	return (
williamr@2: 		a==KPartitionTypeWin95FAT32					||
williamr@2: 		a==KPartitionTypeWin95FAT32LBA				||
williamr@2: 		a==KPartitionTypeHiddenWin95FAT32			||
williamr@2: 		a==KPartitionTypeHiddenWin95FAT32LBA
williamr@2: 		);
williamr@2: 	}
williamr@2: 
williamr@2: inline TBool PartitionIsNTFS(TUint a)
williamr@2: 	{
williamr@2: 	return (
williamr@2: 		a==KPartitionTypeNTFS						||
williamr@2: 		a==KPartitionTypeHiddenNTFS
williamr@2: 		);
williamr@2: 	}
williamr@2: 
williamr@2: //
williamr@2: // Entry in MBR partition table
williamr@2: //
williamr@2: const TUint KBootIndicatorBootable=0x80;
williamr@2: 
williamr@2: class TMBRPartitionEntry
williamr@2: 	{
williamr@2: public:
williamr@2: 	TBool IsValidPartition()
williamr@2: 		{ return (iNumSectors>0 && iPartitionType!=KPartitionTypeEmpty); }
williamr@2: 	TBool IsValidDosPartition()
williamr@2: 		{ return (iNumSectors>0 && PartitionIsFAT(iPartitionType)); }
williamr@2: 	TBool IsDefaultBootPartition()
williamr@2: 		{ return(iX86BootIndicator==KBootIndicatorBootable && (IsValidDosPartition() || IsValidFAT32Partition())); }
williamr@2: 	TBool IsValidFAT32Partition()
williamr@2: 		{ return (iNumSectors>0 && PartitionIsFAT32(iPartitionType)); }
williamr@2: public:
williamr@2: 	TUint8 iX86BootIndicator;
williamr@2: 	TUint8 iStartHead;
williamr@2: 	TUint8 iStartSector;
williamr@2: 	TUint8 iStartCylinder;
williamr@2: 	TUint8 iPartitionType;
williamr@2: 	TUint8 iEndHead;
williamr@2: 	TUint8 iEndSector;
williamr@2: 	TUint8 iEndCylinder;
williamr@2: 	TUint32 iFirstSector;
williamr@2: 	TUint32 iNumSectors;
williamr@2: 	};
williamr@2: 
williamr@2: //
williamr@2: // Defines for Master boot record
williamr@2: //
williamr@2: const TUint KMBRFirstPartitionOffset=0x1BE;
williamr@2: const TUint KMBRSignatureOffset=0x1FE;
williamr@2: const TUint KMBRSignature=0xAA55;
williamr@2: const TInt KMBRMaxPrimaryPartitions=4;
williamr@2: 
williamr@2: class TMasterBootRecord
williamr@2: 	{
williamr@2: public:
williamr@2: 	TUint8 iBootCode[KMBRFirstPartitionOffset];
williamr@2: 	TMBRPartitionEntry iPartitionEntry[KMBRMaxPrimaryPartitions];
williamr@2: 	TUint16 iSignature;
williamr@2: 	};
williamr@2: 
williamr@2: 
williamr@2: 
williamr@2: #endif