--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kernel/eka/include/partitions.h	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,199 @@
+// Copyright (c) 1995-2009 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:
+// e32\include\partitions.h
+// 
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#ifndef __PARTITIONS_H__
+#define __PARTITIONS_H__
+#include <e32def.h>
+
+const TUint KPartitionTypeEmpty=0x00;
+const TUint KPartitionTypeFAT12=0x01;
+const TUint KPartitionTypeXENIXroot=0x02;
+const TUint KPartitionTypeXENIXusr=0x03;
+const TUint KPartitionTypeFAT16small=0x04;
+const TUint KPartitionTypeExtended=0x05;
+const TUint KPartitionTypeFAT16=0x06;
+const TUint KPartitionTypeNTFS=0x07;
+const TUint KPartitionTypeAIX=0x08;
+const TUint KPartitionTypeAIXboot=0x09;
+const TUint KPartitionTypeOS2BootManager=0x0a;
+const TUint KPartitionTypeWin95FAT32=0x0b;
+const TUint KPartitionTypeWin95FAT32LBA=0x0c;
+const TUint KPartitionTypeWin95FAT16LBA=0x0e;
+const TUint KPartitionTypeWin95ExtdLBA=0x0f;
+const TUint KPartitionTypeOPUS=0x10;
+const TUint KPartitionTypeHiddenFAT12=0x11;
+const TUint KPartitionTypeCompaqDiag=0x12;
+const TUint KPartitionTypeHiddenFAT16small=0x14;
+const TUint KPartitionTypeHiddenFAT16=0x16;
+const TUint KPartitionTypeHiddenNTFS=0x17;
+const TUint KPartitionTypeASTSmartSleep=0x18;
+const TUint KPartitionTypeHiddenWin95FAT32=0x1b;
+const TUint KPartitionTypeHiddenWin95FAT32LBA=0x1c;
+const TUint KPartitionTypeHiddenWin95FAT16LBA=0x1e;
+const TUint KPartitionTypeNECDOS=0x24;
+const TUint KPartitionTypePlan9=0x39;
+const TUint KPartitionTypePartitionMagic=0x3c;
+const TUint KPartitionTypeVenix80286=0x40;
+const TUint KPartitionTypePPCPRePBoot=0x41;
+const TUint KPartitionTypeSFS=0x42;
+const TUint KPartitionTypeQNX4x=0x4d;
+const TUint KPartitionTypeQNX4x_2=0x4e;
+const TUint KPartitionTypeQNX4x_3=0x4f;
+const TUint KPartitionTypeOnTrackDM=0x50;
+const TUint KPartitionTypeOnTrackDM6Aux=0x51;
+const TUint KPartitionTypeCPM=0x52;
+const TUint KPartitionTypeOnTrackDM6Aux_2=0x53;
+const TUint KPartitionTypeOnTrackDM6=0x54;
+const TUint KPartitionTypeEZDrive=0x55;
+const TUint KPartitionTypeGoldenBow=0x56;
+const TUint KPartitionTypePriamEdisk=0x5c;
+const TUint KPartitionTypeSpeedStor=0x61;
+const TUint KPartitionTypeGNU_HURD=0x63;
+const TUint KPartitionTypeNovellNetware=0x64;
+const TUint KPartitionTypeNovellNetware_2=0x65;
+const TUint KPartitionTypeDiskSecure=0x70;
+const TUint KPartitionTypePCIX=0x75;
+const TUint KPartitionTypeOldMinix=0x80;
+const TUint KPartitionTypeMinixOldLinux=0x81;
+const TUint KPartitionTypeLinuxSwap=0x82;
+const TUint KPartitionTypeLinux=0x83;
+const TUint KPartitionTypeOS2Hidden=0x84;
+const TUint KPartitionTypeLinuxExtended=0x85;
+const TUint KPartitionTypeNTFSvolset=0x86;
+const TUint KPartitionTypeNTFSvolset_2=0x87;
+const TUint KPartitionTypeLinuxLVM=0x8e;
+const TUint KPartitionTypeAmoeba=0x93;
+const TUint KPartitionTypeAmoebaBBT=0x94;
+const TUint KPartitionTypeBSD_OS=0x9f;
+const TUint KPartitionTypeIBMThinkpad=0xa0;
+const TUint KPartitionTypeFreeBSD=0xa5;
+const TUint KPartitionTypeOpenBSD=0xa6;
+const TUint KPartitionTypeNeXTSTEP=0xa7;
+const TUint KPartitionTypeNetBSD=0xa9;
+const TUint KPartitionTypeBSDIfs=0xb7;
+const TUint KPartitionTypeBSDIswap=0xb8;
+const TUint KPartitionTypeBootWizardHidden=0xbb;
+const TUint KPartitionTypeDRDOS=0xc1;
+const TUint KPartitionTypeDRDOS_2=0xc4;
+const TUint KPartitionTypeDRDOS_3=0xc6;
+const TUint KPartitionTypeSyrinx=0xc7;
+const TUint KPartitionTypeNonFSData=0xda;
+const TUint KPartitionTypeCPM_CTOS=0xdb;
+const TUint KPartitionTypeDellUtility=0xde;
+const TUint KPartitionTypeBootIt=0xdf;
+const TUint KPartitionTypeDOSaccess=0xe1;
+const TUint KPartitionTypeDOS_RO=0xe3;
+const TUint KPartitionTypeSymbianCrashLog=0xf0;
+const TUint KPartitionTypeSpeedStor_2=0xf1;
+const TUint KPartitionTypeDOSsecondary=0xf2;
+const TUint KPartitionTypeSpeedStor_3=0xf4;
+const TUint	KPartitionTypePagedData=0xf8;		// Symbian defined 
+const TUint	KPartitionTypeROM=0xf9;				// Symbian defined 
+const TUint	KPartitionTypeRofs=0xfa;			// Symbian defined 
+const TUint KPartitionTypeIso9660=0xfb;			// Symbian defined 
+const TUint KPartitionTypeEneaLFFS=0xfc;		// Symbian defined 
+const TUint KPartitionTypeLinuxRaidAuto=0xfd;
+const TUint KPartitionTypeLANStep=0xfe;
+const TUint KPartitionTypeBBT=0xff;
+
+inline TBool PartitionIsFAT(TUint a)
+	{
+	return (
+		a==KPartitionTypeFAT12						||
+		a==KPartitionTypeFAT16small					||
+		a==KPartitionTypeFAT16						||
+		a==KPartitionTypeFAT16						||
+		a==KPartitionTypeWin95FAT16LBA				||
+		a==KPartitionTypeHiddenFAT12				||
+		a==KPartitionTypeHiddenFAT16small			||
+		a==KPartitionTypeHiddenFAT16				||
+		a==KPartitionTypeHiddenWin95FAT16LBA
+		);
+	}
+
+inline TBool PartitionIsFAT32(TUint a)
+	{
+	return (
+		a==KPartitionTypeWin95FAT32					||
+		a==KPartitionTypeWin95FAT32LBA				||
+		a==KPartitionTypeHiddenWin95FAT32			||
+		a==KPartitionTypeHiddenWin95FAT32LBA
+		);
+	}
+
+inline TBool PartitionIsNTFS(TUint a)
+	{
+	return (
+		a==KPartitionTypeNTFS						||
+		a==KPartitionTypeHiddenNTFS
+		);
+	}
+
+//
+// Entry in MBR partition table
+//
+const TUint KBootIndicatorBootable=0x80;
+
+class TMBRPartitionEntry
+	{
+public:
+	TBool IsValidPartition()
+		{ return (iNumSectors>0 && iPartitionType!=KPartitionTypeEmpty); }
+	TBool IsValidDosPartition()
+		{ return (iNumSectors>0 && PartitionIsFAT(iPartitionType)); }
+	TBool IsDefaultBootPartition()
+		{ return(iX86BootIndicator==KBootIndicatorBootable && (IsValidDosPartition() || IsValidFAT32Partition())); }
+	TBool IsValidFAT32Partition()
+		{ return (iNumSectors>0 && PartitionIsFAT32(iPartitionType)); }
+public:
+	TUint8 iX86BootIndicator;
+	TUint8 iStartHead;
+	TUint8 iStartSector;
+	TUint8 iStartCylinder;
+	TUint8 iPartitionType;
+	TUint8 iEndHead;
+	TUint8 iEndSector;
+	TUint8 iEndCylinder;
+	TUint32 iFirstSector;
+	TUint32 iNumSectors;
+	};
+
+//
+// Defines for Master boot record
+//
+const TUint KMBRFirstPartitionOffset=0x1BE;
+const TUint KMBRSignatureOffset=0x1FE;
+const TUint KMBRSignature=0xAA55;
+const TInt KMBRMaxPrimaryPartitions=4;
+
+class TMasterBootRecord
+	{
+public:
+	TUint8 iBootCode[KMBRFirstPartitionOffset];
+	TMBRPartitionEntry iPartitionEntry[KMBRMaxPrimaryPartitions];
+	TUint16 iSignature;
+	};
+
+
+
+#endif
+