mirror of
				https://github.com/torvalds/linux.git
				synced 2025-11-04 02:30:34 +02:00 
			
		
		
		
	impUse variable length array in struct fileIdentDesc is never used. It serves only for documentation purposes of the on-disk format. Remove it from the struct so that it doesn't confuse the compiler and reviewers. Reported-by: "Gustavo A. R. Silva" <gustavoars@kernel.org> References: https://lore.kernel.org/all/ZRrsYkKIQe8K6F/t@work Signed-off-by: Jan Kara <jack@suse.cz>
		
			
				
	
	
		
			816 lines
		
	
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			816 lines
		
	
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 * ecma_167.h
 | 
						|
 *
 | 
						|
 * This file is based on ECMA-167 3rd edition (June 1997)
 | 
						|
 * https://www.ecma.ch
 | 
						|
 *
 | 
						|
 * Copyright (c) 2001-2002  Ben Fennema
 | 
						|
 * Copyright (c) 2017-2019  Pali Rohár <pali@kernel.org>
 | 
						|
 * All rights reserved.
 | 
						|
 *
 | 
						|
 * Redistribution and use in source and binary forms, with or without
 | 
						|
 * modification, are permitted provided that the following conditions
 | 
						|
 * are met:
 | 
						|
 * 1. Redistributions of source code must retain the above copyright
 | 
						|
 *    notice, this list of conditions, and the following disclaimer,
 | 
						|
 *    without modification.
 | 
						|
 * 2. The name of the author may not be used to endorse or promote products
 | 
						|
 *    derived from this software without specific prior written permission.
 | 
						|
 *
 | 
						|
 * Alternatively, this software may be distributed under the terms of the
 | 
						|
 * GNU Public License ("GPL").
 | 
						|
 *
 | 
						|
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 | 
						|
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 | 
						|
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 | 
						|
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
 | 
						|
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 | 
						|
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 | 
						|
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 | 
						|
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 | 
						|
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 | 
						|
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 | 
						|
 * SUCH DAMAGE.
 | 
						|
 */
 | 
						|
 | 
						|
/**
 | 
						|
 * @file
 | 
						|
 * ECMA-167r3 defines and structure definitions
 | 
						|
 */
 | 
						|
 | 
						|
#include <linux/types.h>
 | 
						|
 | 
						|
#ifndef _ECMA_167_H
 | 
						|
#define _ECMA_167_H 1
 | 
						|
 | 
						|
/* Character sets and coding - d-characters (ECMA 167r3 1/7.2) */
 | 
						|
typedef uint8_t		dchars;
 | 
						|
 | 
						|
/* Character set specification (ECMA 167r3 1/7.2.1) */
 | 
						|
struct charspec {
 | 
						|
	uint8_t		charSetType;
 | 
						|
	uint8_t		charSetInfo[63];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Character Set Type (ECMA 167r3 1/7.2.1.1) */
 | 
						|
#define CHARSPEC_TYPE_CS0		0x00	/* (1/7.2.2) */
 | 
						|
#define CHARSPEC_TYPE_CS1		0x01	/* (1/7.2.3) */
 | 
						|
#define CHARSPEC_TYPE_CS2		0x02	/* (1/7.2.4) */
 | 
						|
#define CHARSPEC_TYPE_CS3		0x03	/* (1/7.2.5) */
 | 
						|
#define CHARSPEC_TYPE_CS4		0x04	/* (1/7.2.6) */
 | 
						|
#define CHARSPEC_TYPE_CS5		0x05	/* (1/7.2.7) */
 | 
						|
#define CHARSPEC_TYPE_CS6		0x06	/* (1/7.2.8) */
 | 
						|
#define CHARSPEC_TYPE_CS7		0x07	/* (1/7.2.9) */
 | 
						|
#define CHARSPEC_TYPE_CS8		0x08	/* (1/7.2.10) */
 | 
						|
 | 
						|
/* Fixed-length character fields - d-string (EMCA 167r3 1/7.2.12) */
 | 
						|
typedef uint8_t		dstring;
 | 
						|
 | 
						|
/* Timestamp (ECMA 167r3 1/7.3) */
 | 
						|
struct timestamp {
 | 
						|
	__le16		typeAndTimezone;
 | 
						|
	__le16		year;
 | 
						|
	uint8_t		month;
 | 
						|
	uint8_t		day;
 | 
						|
	uint8_t		hour;
 | 
						|
	uint8_t		minute;
 | 
						|
	uint8_t		second;
 | 
						|
	uint8_t		centiseconds;
 | 
						|
	uint8_t		hundredsOfMicroseconds;
 | 
						|
	uint8_t		microseconds;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Type and Time Zone (ECMA 167r3 1/7.3.1) */
 | 
						|
#define TIMESTAMP_TYPE_MASK		0xF000
 | 
						|
#define TIMESTAMP_TYPE_CUT		0x0000
 | 
						|
#define TIMESTAMP_TYPE_LOCAL		0x1000
 | 
						|
#define TIMESTAMP_TYPE_AGREEMENT	0x2000
 | 
						|
#define TIMESTAMP_TIMEZONE_MASK		0x0FFF
 | 
						|
 | 
						|
/* Entity identifier (ECMA 167r3 1/7.4) */
 | 
						|
struct regid {
 | 
						|
	uint8_t		flags;
 | 
						|
	uint8_t		ident[23];
 | 
						|
	uint8_t		identSuffix[8];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Flags (ECMA 167r3 1/7.4.1) */
 | 
						|
#define ENTITYID_FLAGS_DIRTY		0x01
 | 
						|
#define ENTITYID_FLAGS_PROTECTED	0x02
 | 
						|
 | 
						|
/* Volume Structure Descriptor (ECMA 167r3 2/9.1) */
 | 
						|
#define VSD_STD_ID_LEN			5
 | 
						|
struct volStructDesc {
 | 
						|
	uint8_t		structType;
 | 
						|
	uint8_t		stdIdent[VSD_STD_ID_LEN];
 | 
						|
	uint8_t		structVersion;
 | 
						|
	uint8_t		structData[2041];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Standard Identifier (EMCA 167r2 2/9.1.2) */
 | 
						|
#define VSD_STD_ID_NSR02		"NSR02"	/* (3/9.1) */
 | 
						|
 | 
						|
/* Standard Identifier (ECMA 167r3 2/9.1.2) */
 | 
						|
#define VSD_STD_ID_BEA01		"BEA01"	/* (2/9.2) */
 | 
						|
#define VSD_STD_ID_BOOT2		"BOOT2"	/* (2/9.4) */
 | 
						|
#define VSD_STD_ID_CD001		"CD001"	/* (ECMA-119) */
 | 
						|
#define VSD_STD_ID_CDW02		"CDW02"	/* (ECMA-168) */
 | 
						|
#define VSD_STD_ID_NSR03		"NSR03"	/* (3/9.1) */
 | 
						|
#define VSD_STD_ID_TEA01		"TEA01"	/* (2/9.3) */
 | 
						|
 | 
						|
/* Beginning Extended Area Descriptor (ECMA 167r3 2/9.2) */
 | 
						|
struct beginningExtendedAreaDesc {
 | 
						|
	uint8_t		structType;
 | 
						|
	uint8_t		stdIdent[VSD_STD_ID_LEN];
 | 
						|
	uint8_t		structVersion;
 | 
						|
	uint8_t		structData[2041];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Terminating Extended Area Descriptor (ECMA 167r3 2/9.3) */
 | 
						|
struct terminatingExtendedAreaDesc {
 | 
						|
	uint8_t		structType;
 | 
						|
	uint8_t		stdIdent[VSD_STD_ID_LEN];
 | 
						|
	uint8_t		structVersion;
 | 
						|
	uint8_t		structData[2041];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Boot Descriptor (ECMA 167r3 2/9.4) */
 | 
						|
struct bootDesc {
 | 
						|
	uint8_t			structType;
 | 
						|
	uint8_t			stdIdent[VSD_STD_ID_LEN];
 | 
						|
	uint8_t			structVersion;
 | 
						|
	uint8_t			reserved1;
 | 
						|
	struct regid		archType;
 | 
						|
	struct regid		bootIdent;
 | 
						|
	__le32			bootExtLocation;
 | 
						|
	__le32			bootExtLength;
 | 
						|
	__le64			loadAddress;
 | 
						|
	__le64			startAddress;
 | 
						|
	struct timestamp	descCreationDateAndTime;
 | 
						|
	__le16			flags;
 | 
						|
	uint8_t			reserved2[32];
 | 
						|
	uint8_t			bootUse[1906];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Flags (ECMA 167r3 2/9.4.12) */
 | 
						|
#define BOOT_FLAGS_ERASE		0x01
 | 
						|
 | 
						|
/* Extent Descriptor (ECMA 167r3 3/7.1) */
 | 
						|
struct extent_ad {
 | 
						|
	__le32		extLength;
 | 
						|
	__le32		extLocation;
 | 
						|
} __packed;
 | 
						|
 | 
						|
struct kernel_extent_ad {
 | 
						|
	uint32_t	extLength;
 | 
						|
	uint32_t	extLocation;
 | 
						|
};
 | 
						|
 | 
						|
/* Descriptor Tag (ECMA 167r3 3/7.2) */
 | 
						|
struct tag {
 | 
						|
	__le16		tagIdent;
 | 
						|
	__le16		descVersion;
 | 
						|
	uint8_t		tagChecksum;
 | 
						|
	uint8_t		reserved;
 | 
						|
	__le16		tagSerialNum;
 | 
						|
	__le16		descCRC;
 | 
						|
	__le16		descCRCLength;
 | 
						|
	__le32		tagLocation;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Tag Identifier (ECMA 167r3 3/7.2.1) */
 | 
						|
#define TAG_IDENT_PVD			0x0001
 | 
						|
#define TAG_IDENT_AVDP			0x0002
 | 
						|
#define TAG_IDENT_VDP			0x0003
 | 
						|
#define TAG_IDENT_IUVD			0x0004
 | 
						|
#define TAG_IDENT_PD			0x0005
 | 
						|
#define TAG_IDENT_LVD			0x0006
 | 
						|
#define TAG_IDENT_USD			0x0007
 | 
						|
#define TAG_IDENT_TD			0x0008
 | 
						|
#define TAG_IDENT_LVID			0x0009
 | 
						|
 | 
						|
/* NSR Descriptor (ECMA 167r3 3/9.1) */
 | 
						|
struct NSRDesc {
 | 
						|
	uint8_t		structType;
 | 
						|
	uint8_t		stdIdent[VSD_STD_ID_LEN];
 | 
						|
	uint8_t		structVersion;
 | 
						|
	uint8_t		reserved;
 | 
						|
	uint8_t		structData[2040];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Generic Descriptor */
 | 
						|
struct genericDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	__le32		volDescSeqNum;
 | 
						|
	uint8_t		reserved[492];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Primary Volume Descriptor (ECMA 167r3 3/10.1) */
 | 
						|
struct primaryVolDesc {
 | 
						|
	struct tag		descTag;
 | 
						|
	__le32			volDescSeqNum;
 | 
						|
	__le32			primaryVolDescNum;
 | 
						|
	dstring			volIdent[32];
 | 
						|
	__le16			volSeqNum;
 | 
						|
	__le16			maxVolSeqNum;
 | 
						|
	__le16			interchangeLvl;
 | 
						|
	__le16			maxInterchangeLvl;
 | 
						|
	__le32			charSetList;
 | 
						|
	__le32			maxCharSetList;
 | 
						|
	dstring			volSetIdent[128];
 | 
						|
	struct charspec		descCharSet;
 | 
						|
	struct charspec		explanatoryCharSet;
 | 
						|
	struct extent_ad	volAbstract;
 | 
						|
	struct extent_ad	volCopyright;
 | 
						|
	struct regid		appIdent;
 | 
						|
	struct timestamp	recordingDateAndTime;
 | 
						|
	struct regid		impIdent;
 | 
						|
	uint8_t			impUse[64];
 | 
						|
	__le32			predecessorVolDescSeqLocation;
 | 
						|
	__le16			flags;
 | 
						|
	uint8_t			reserved[22];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Flags (ECMA 167r3 3/10.1.21) */
 | 
						|
#define PVD_FLAGS_VSID_COMMON		0x0001
 | 
						|
 | 
						|
/* Anchor Volume Descriptor Pointer (ECMA 167r3 3/10.2) */
 | 
						|
struct anchorVolDescPtr {
 | 
						|
	struct tag		descTag;
 | 
						|
	struct extent_ad	mainVolDescSeqExt;
 | 
						|
	struct extent_ad	reserveVolDescSeqExt;
 | 
						|
	uint8_t	 		reserved[480];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Volume Descriptor Pointer (ECMA 167r3 3/10.3) */
 | 
						|
struct volDescPtr {
 | 
						|
	struct tag		descTag;
 | 
						|
	__le32			volDescSeqNum;
 | 
						|
	struct extent_ad	nextVolDescSeqExt;
 | 
						|
	uint8_t			reserved[484];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Implementation Use Volume Descriptor (ECMA 167r3 3/10.4) */
 | 
						|
struct impUseVolDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	__le32		volDescSeqNum;
 | 
						|
	struct regid	impIdent;
 | 
						|
	uint8_t		impUse[460];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Partition Descriptor (ECMA 167r3 3/10.5) */
 | 
						|
struct partitionDesc {
 | 
						|
	struct tag descTag;
 | 
						|
	__le32 volDescSeqNum;
 | 
						|
	__le16 partitionFlags;
 | 
						|
	__le16 partitionNumber;
 | 
						|
	struct regid partitionContents;
 | 
						|
	uint8_t partitionContentsUse[128];
 | 
						|
	__le32 accessType;
 | 
						|
	__le32 partitionStartingLocation;
 | 
						|
	__le32 partitionLength;
 | 
						|
	struct regid impIdent;
 | 
						|
	uint8_t impUse[128];
 | 
						|
	uint8_t reserved[156];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Partition Flags (ECMA 167r3 3/10.5.3) */
 | 
						|
#define PD_PARTITION_FLAGS_ALLOC	0x0001
 | 
						|
 | 
						|
/* Partition Contents (ECMA 167r2 3/10.5.3) */
 | 
						|
#define PD_PARTITION_CONTENTS_NSR02	"+NSR02"
 | 
						|
 | 
						|
/* Partition Contents (ECMA 167r3 3/10.5.5) */
 | 
						|
#define PD_PARTITION_CONTENTS_FDC01	"+FDC01"
 | 
						|
#define PD_PARTITION_CONTENTS_CD001	"+CD001"
 | 
						|
#define PD_PARTITION_CONTENTS_CDW02	"+CDW02"
 | 
						|
#define PD_PARTITION_CONTENTS_NSR03	"+NSR03"
 | 
						|
 | 
						|
/* Access Type (ECMA 167r3 3/10.5.7) */
 | 
						|
#define PD_ACCESS_TYPE_NONE		0x00000000
 | 
						|
#define PD_ACCESS_TYPE_READ_ONLY	0x00000001
 | 
						|
#define PD_ACCESS_TYPE_WRITE_ONCE	0x00000002
 | 
						|
#define PD_ACCESS_TYPE_REWRITABLE	0x00000003
 | 
						|
#define PD_ACCESS_TYPE_OVERWRITABLE	0x00000004
 | 
						|
 | 
						|
/* Logical Volume Descriptor (ECMA 167r3 3/10.6) */
 | 
						|
struct logicalVolDesc {
 | 
						|
	struct tag		descTag;
 | 
						|
	__le32			volDescSeqNum;
 | 
						|
	struct charspec		descCharSet;
 | 
						|
	dstring			logicalVolIdent[128];
 | 
						|
	__le32			logicalBlockSize;
 | 
						|
	struct regid		domainIdent;
 | 
						|
	uint8_t			logicalVolContentsUse[16];
 | 
						|
	__le32			mapTableLength;
 | 
						|
	__le32			numPartitionMaps;
 | 
						|
	struct regid		impIdent;
 | 
						|
	uint8_t			impUse[128];
 | 
						|
	struct extent_ad	integritySeqExt;
 | 
						|
	uint8_t			partitionMaps[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Generic Partition Map (ECMA 167r3 3/10.7.1) */
 | 
						|
struct genericPartitionMap {
 | 
						|
	uint8_t		partitionMapType;
 | 
						|
	uint8_t		partitionMapLength;
 | 
						|
	uint8_t		partitionMapping[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Partition Map Type (ECMA 167r3 3/10.7.1.1) */
 | 
						|
#define GP_PARTITION_MAP_TYPE_UNDEF	0x00
 | 
						|
#define GP_PARTITION_MAP_TYPE_1		0x01
 | 
						|
#define GP_PARTITION_MAP_TYPE_2		0x02
 | 
						|
 | 
						|
/* Type 1 Partition Map (ECMA 167r3 3/10.7.2) */
 | 
						|
struct genericPartitionMap1 {
 | 
						|
	uint8_t		partitionMapType;
 | 
						|
	uint8_t		partitionMapLength;
 | 
						|
	__le16		volSeqNum;
 | 
						|
	__le16		partitionNum;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Type 2 Partition Map (ECMA 167r3 3/10.7.3) */
 | 
						|
struct genericPartitionMap2 {
 | 
						|
	uint8_t		partitionMapType;
 | 
						|
	uint8_t		partitionMapLength;
 | 
						|
	uint8_t		partitionIdent[62];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Unallocated Space Descriptor (ECMA 167r3 3/10.8) */
 | 
						|
struct unallocSpaceDesc {
 | 
						|
	struct tag		descTag;
 | 
						|
	__le32			volDescSeqNum;
 | 
						|
	__le32			numAllocDescs;
 | 
						|
	struct extent_ad	allocDescs[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Terminating Descriptor (ECMA 167r3 3/10.9) */
 | 
						|
struct terminatingDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	uint8_t		reserved[496];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Logical Volume Integrity Descriptor (ECMA 167r3 3/10.10) */
 | 
						|
struct logicalVolIntegrityDesc {
 | 
						|
	struct tag		descTag;
 | 
						|
	struct timestamp	recordingDateAndTime;
 | 
						|
	__le32			integrityType;
 | 
						|
	struct extent_ad	nextIntegrityExt;
 | 
						|
	uint8_t			logicalVolContentsUse[32];
 | 
						|
	__le32			numOfPartitions;
 | 
						|
	__le32			lengthOfImpUse;
 | 
						|
	__le32			freeSpaceTable[];
 | 
						|
	/* __le32		sizeTable[]; */
 | 
						|
	/* uint8_t		impUse[]; */
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Integrity Type (ECMA 167r3 3/10.10.3) */
 | 
						|
#define LVID_INTEGRITY_TYPE_OPEN	0x00000000
 | 
						|
#define LVID_INTEGRITY_TYPE_CLOSE	0x00000001
 | 
						|
 | 
						|
/* Recorded Address (ECMA 167r3 4/7.1) */
 | 
						|
struct lb_addr {
 | 
						|
	__le32		logicalBlockNum;
 | 
						|
	__le16	 	partitionReferenceNum;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* ... and its in-core analog */
 | 
						|
struct kernel_lb_addr {
 | 
						|
	uint32_t		logicalBlockNum;
 | 
						|
	uint16_t	 	partitionReferenceNum;
 | 
						|
};
 | 
						|
 | 
						|
/* Short Allocation Descriptor (ECMA 167r3 4/14.14.1) */
 | 
						|
struct short_ad {
 | 
						|
        __le32		extLength;
 | 
						|
        __le32		extPosition;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Long Allocation Descriptor (ECMA 167r3 4/14.14.2) */
 | 
						|
struct long_ad {
 | 
						|
	__le32		extLength;
 | 
						|
	struct lb_addr	extLocation;
 | 
						|
	uint8_t		impUse[6];
 | 
						|
} __packed;
 | 
						|
 | 
						|
struct kernel_long_ad {
 | 
						|
	uint32_t		extLength;
 | 
						|
	struct kernel_lb_addr	extLocation;
 | 
						|
	uint8_t			impUse[6];
 | 
						|
};
 | 
						|
 | 
						|
/* Extended Allocation Descriptor (ECMA 167r3 4/14.14.3) */
 | 
						|
struct ext_ad {
 | 
						|
	__le32		extLength;
 | 
						|
	__le32		recordedLength;
 | 
						|
	__le32		informationLength;
 | 
						|
	struct lb_addr	extLocation;
 | 
						|
} __packed;
 | 
						|
 | 
						|
struct kernel_ext_ad {
 | 
						|
	uint32_t		extLength;
 | 
						|
	uint32_t		recordedLength;
 | 
						|
	uint32_t		informationLength;
 | 
						|
	struct kernel_lb_addr	extLocation;
 | 
						|
};
 | 
						|
 | 
						|
/* Descriptor Tag (ECMA 167r3 4/7.2 - See 3/7.2) */
 | 
						|
 | 
						|
/* Tag Identifier (ECMA 167r3 4/7.2.1) */
 | 
						|
#define TAG_IDENT_FSD			0x0100
 | 
						|
#define TAG_IDENT_FID			0x0101
 | 
						|
#define TAG_IDENT_AED			0x0102
 | 
						|
#define TAG_IDENT_IE			0x0103
 | 
						|
#define TAG_IDENT_TE			0x0104
 | 
						|
#define TAG_IDENT_FE			0x0105
 | 
						|
#define TAG_IDENT_EAHD			0x0106
 | 
						|
#define TAG_IDENT_USE			0x0107
 | 
						|
#define TAG_IDENT_SBD			0x0108
 | 
						|
#define TAG_IDENT_PIE			0x0109
 | 
						|
#define TAG_IDENT_EFE			0x010A
 | 
						|
 | 
						|
/* File Set Descriptor (ECMA 167r3 4/14.1) */
 | 
						|
struct fileSetDesc {
 | 
						|
	struct tag		descTag;
 | 
						|
	struct timestamp	recordingDateAndTime;
 | 
						|
	__le16			interchangeLvl;
 | 
						|
	__le16			maxInterchangeLvl;
 | 
						|
	__le32			charSetList;
 | 
						|
	__le32			maxCharSetList;
 | 
						|
	__le32			fileSetNum;
 | 
						|
	__le32			fileSetDescNum;
 | 
						|
	struct charspec		logicalVolIdentCharSet;
 | 
						|
	dstring			logicalVolIdent[128];
 | 
						|
	struct charspec		fileSetCharSet;
 | 
						|
	dstring			fileSetIdent[32];
 | 
						|
	dstring			copyrightFileIdent[32];
 | 
						|
	dstring			abstractFileIdent[32];
 | 
						|
	struct long_ad		rootDirectoryICB;
 | 
						|
	struct regid		domainIdent;
 | 
						|
	struct long_ad		nextExt;
 | 
						|
	struct long_ad		streamDirectoryICB;
 | 
						|
	uint8_t			reserved[32];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Partition Header Descriptor (ECMA 167r3 4/14.3) */
 | 
						|
struct partitionHeaderDesc {
 | 
						|
	struct short_ad	unallocSpaceTable;
 | 
						|
	struct short_ad	unallocSpaceBitmap;
 | 
						|
	struct short_ad	partitionIntegrityTable;
 | 
						|
	struct short_ad	freedSpaceTable;
 | 
						|
	struct short_ad	freedSpaceBitmap;
 | 
						|
	uint8_t		reserved[88];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* File Identifier Descriptor (ECMA 167r3 4/14.4) */
 | 
						|
struct fileIdentDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	__le16		fileVersionNum;
 | 
						|
	uint8_t		fileCharacteristics;
 | 
						|
	uint8_t		lengthFileIdent;
 | 
						|
	struct long_ad	icb;
 | 
						|
	__le16		lengthOfImpUse;
 | 
						|
	/* uint8_t	impUse[]; */
 | 
						|
	/* uint8_t	fileIdent[]; */
 | 
						|
	/* uint8_t	padding[]; */
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* File Characteristics (ECMA 167r3 4/14.4.3) */
 | 
						|
#define FID_FILE_CHAR_HIDDEN		0x01
 | 
						|
#define FID_FILE_CHAR_DIRECTORY		0x02
 | 
						|
#define FID_FILE_CHAR_DELETED		0x04
 | 
						|
#define FID_FILE_CHAR_PARENT		0x08
 | 
						|
#define FID_FILE_CHAR_METADATA		0x10
 | 
						|
 | 
						|
/* Allocation Ext Descriptor (ECMA 167r3 4/14.5) */
 | 
						|
struct allocExtDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	__le32		previousAllocExtLocation;
 | 
						|
	__le32		lengthAllocDescs;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* ICB Tag (ECMA 167r3 4/14.6) */
 | 
						|
struct icbtag {
 | 
						|
	__le32		priorRecordedNumDirectEntries;
 | 
						|
	__le16		strategyType;
 | 
						|
	__le16		strategyParameter;
 | 
						|
	__le16		numEntries;
 | 
						|
	uint8_t		reserved;
 | 
						|
	uint8_t		fileType;
 | 
						|
	struct lb_addr	parentICBLocation;
 | 
						|
	__le16		flags;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Strategy Type (ECMA 167r3 4/14.6.2) */
 | 
						|
#define ICBTAG_STRATEGY_TYPE_UNDEF	0x0000
 | 
						|
#define ICBTAG_STRATEGY_TYPE_1		0x0001
 | 
						|
#define ICBTAG_STRATEGY_TYPE_2		0x0002
 | 
						|
#define ICBTAG_STRATEGY_TYPE_3		0x0003
 | 
						|
#define ICBTAG_STRATEGY_TYPE_4		0x0004
 | 
						|
 | 
						|
/* File Type (ECMA 167r3 4/14.6.6) */
 | 
						|
#define ICBTAG_FILE_TYPE_UNDEF		0x00
 | 
						|
#define ICBTAG_FILE_TYPE_USE		0x01
 | 
						|
#define ICBTAG_FILE_TYPE_PIE		0x02
 | 
						|
#define ICBTAG_FILE_TYPE_IE		0x03
 | 
						|
#define ICBTAG_FILE_TYPE_DIRECTORY	0x04
 | 
						|
#define ICBTAG_FILE_TYPE_REGULAR	0x05
 | 
						|
#define ICBTAG_FILE_TYPE_BLOCK		0x06
 | 
						|
#define ICBTAG_FILE_TYPE_CHAR		0x07
 | 
						|
#define ICBTAG_FILE_TYPE_EA		0x08
 | 
						|
#define ICBTAG_FILE_TYPE_FIFO		0x09
 | 
						|
#define ICBTAG_FILE_TYPE_SOCKET		0x0A
 | 
						|
#define ICBTAG_FILE_TYPE_TE		0x0B
 | 
						|
#define ICBTAG_FILE_TYPE_SYMLINK	0x0C
 | 
						|
#define ICBTAG_FILE_TYPE_STREAMDIR	0x0D
 | 
						|
 | 
						|
/* Flags (ECMA 167r3 4/14.6.8) */
 | 
						|
#define ICBTAG_FLAG_AD_MASK		0x0007
 | 
						|
#define ICBTAG_FLAG_AD_SHORT		0x0000
 | 
						|
#define ICBTAG_FLAG_AD_LONG		0x0001
 | 
						|
#define ICBTAG_FLAG_AD_EXTENDED		0x0002
 | 
						|
#define ICBTAG_FLAG_AD_IN_ICB		0x0003
 | 
						|
#define ICBTAG_FLAG_SORTED		0x0008
 | 
						|
#define ICBTAG_FLAG_NONRELOCATABLE	0x0010
 | 
						|
#define ICBTAG_FLAG_ARCHIVE		0x0020
 | 
						|
#define ICBTAG_FLAG_SETUID		0x0040
 | 
						|
#define ICBTAG_FLAG_SETGID		0x0080
 | 
						|
#define ICBTAG_FLAG_STICKY		0x0100
 | 
						|
#define ICBTAG_FLAG_CONTIGUOUS		0x0200
 | 
						|
#define ICBTAG_FLAG_SYSTEM		0x0400
 | 
						|
#define ICBTAG_FLAG_TRANSFORMED		0x0800
 | 
						|
#define ICBTAG_FLAG_MULTIVERSIONS	0x1000
 | 
						|
#define ICBTAG_FLAG_STREAM		0x2000
 | 
						|
 | 
						|
/* Indirect Entry (ECMA 167r3 4/14.7) */
 | 
						|
struct indirectEntry {
 | 
						|
	struct tag	descTag;
 | 
						|
	struct icbtag	icbTag;
 | 
						|
	struct long_ad	indirectICB;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Terminal Entry (ECMA 167r3 4/14.8) */
 | 
						|
struct terminalEntry {
 | 
						|
	struct tag	descTag;
 | 
						|
	struct icbtag	icbTag;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* File Entry (ECMA 167r3 4/14.9) */
 | 
						|
struct fileEntry {
 | 
						|
	struct tag		descTag;
 | 
						|
	struct icbtag		icbTag;
 | 
						|
	__le32			uid;
 | 
						|
	__le32			gid;
 | 
						|
	__le32			permissions;
 | 
						|
	__le16			fileLinkCount;
 | 
						|
	uint8_t			recordFormat;
 | 
						|
	uint8_t			recordDisplayAttr;
 | 
						|
	__le32			recordLength;
 | 
						|
	__le64			informationLength;
 | 
						|
	__le64			logicalBlocksRecorded;
 | 
						|
	struct timestamp	accessTime;
 | 
						|
	struct timestamp	modificationTime;
 | 
						|
	struct timestamp	attrTime;
 | 
						|
	__le32			checkpoint;
 | 
						|
	struct long_ad		extendedAttrICB;
 | 
						|
	struct regid		impIdent;
 | 
						|
	__le64			uniqueID;
 | 
						|
	__le32			lengthExtendedAttr;
 | 
						|
	__le32			lengthAllocDescs;
 | 
						|
	uint8_t			extendedAttr[];
 | 
						|
	/* uint8_t		allocDescs[]; */
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Permissions (ECMA 167r3 4/14.9.5) */
 | 
						|
#define FE_PERM_O_EXEC			0x00000001U
 | 
						|
#define FE_PERM_O_WRITE			0x00000002U
 | 
						|
#define FE_PERM_O_READ			0x00000004U
 | 
						|
#define FE_PERM_O_CHATTR		0x00000008U
 | 
						|
#define FE_PERM_O_DELETE		0x00000010U
 | 
						|
#define FE_PERM_G_EXEC			0x00000020U
 | 
						|
#define FE_PERM_G_WRITE			0x00000040U
 | 
						|
#define FE_PERM_G_READ			0x00000080U
 | 
						|
#define FE_PERM_G_CHATTR		0x00000100U
 | 
						|
#define FE_PERM_G_DELETE		0x00000200U
 | 
						|
#define FE_PERM_U_EXEC			0x00000400U
 | 
						|
#define FE_PERM_U_WRITE			0x00000800U
 | 
						|
#define FE_PERM_U_READ			0x00001000U
 | 
						|
#define FE_PERM_U_CHATTR		0x00002000U
 | 
						|
#define FE_PERM_U_DELETE		0x00004000U
 | 
						|
 | 
						|
/* Record Format (ECMA 167r3 4/14.9.7) */
 | 
						|
#define FE_RECORD_FMT_UNDEF		0x00
 | 
						|
#define FE_RECORD_FMT_FIXED_PAD		0x01
 | 
						|
#define FE_RECORD_FMT_FIXED		0x02
 | 
						|
#define FE_RECORD_FMT_VARIABLE8		0x03
 | 
						|
#define FE_RECORD_FMT_VARIABLE16	0x04
 | 
						|
#define FE_RECORD_FMT_VARIABLE16_MSB	0x05
 | 
						|
#define FE_RECORD_FMT_VARIABLE32	0x06
 | 
						|
#define FE_RECORD_FMT_PRINT		0x07
 | 
						|
#define FE_RECORD_FMT_LF		0x08
 | 
						|
#define FE_RECORD_FMT_CR		0x09
 | 
						|
#define FE_RECORD_FMT_CRLF		0x0A
 | 
						|
#define FE_RECORD_FMT_LFCR		0x0B
 | 
						|
 | 
						|
/* Record Display Attributes (ECMA 167r3 4/14.9.8) */
 | 
						|
#define FE_RECORD_DISPLAY_ATTR_UNDEF	0x00
 | 
						|
#define FE_RECORD_DISPLAY_ATTR_1	0x01
 | 
						|
#define FE_RECORD_DISPLAY_ATTR_2	0x02
 | 
						|
#define FE_RECORD_DISPLAY_ATTR_3	0x03
 | 
						|
 | 
						|
/* Extended Attribute Header Descriptor (ECMA 167r3 4/14.10.1) */
 | 
						|
struct extendedAttrHeaderDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	__le32		impAttrLocation;
 | 
						|
	__le32		appAttrLocation;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Generic Format (ECMA 167r3 4/14.10.2) */
 | 
						|
struct genericFormat {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	uint8_t		attrData[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Character Set Information (ECMA 167r3 4/14.10.3) */
 | 
						|
struct charSetInfo {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le32		escapeSeqLength;
 | 
						|
	uint8_t		charSetType;
 | 
						|
	uint8_t		escapeSeq[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Alternate Permissions (ECMA 167r3 4/14.10.4) */
 | 
						|
struct altPerms {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le16		ownerIdent;
 | 
						|
	__le16		groupIdent;
 | 
						|
	__le16		permission;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* File Times Extended Attribute (ECMA 167r3 4/14.10.5) */
 | 
						|
struct fileTimesExtAttr {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le32		dataLength;
 | 
						|
	__le32		fileTimeExistence;
 | 
						|
	uint8_t		fileTimes;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* FileTimeExistence (ECMA 167r3 4/14.10.5.6) */
 | 
						|
#define FTE_CREATION			0x00000001
 | 
						|
#define FTE_DELETION			0x00000004
 | 
						|
#define FTE_EFFECTIVE			0x00000008
 | 
						|
#define FTE_BACKUP			0x00000002
 | 
						|
 | 
						|
/* Information Times Extended Attribute (ECMA 167r3 4/14.10.6) */
 | 
						|
struct infoTimesExtAttr {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le32		dataLength;
 | 
						|
	__le32		infoTimeExistence;
 | 
						|
	uint8_t		infoTimes[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Device Specification (ECMA 167r3 4/14.10.7) */
 | 
						|
struct deviceSpec {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le32		impUseLength;
 | 
						|
	__le32		majorDeviceIdent;
 | 
						|
	__le32		minorDeviceIdent;
 | 
						|
	uint8_t		impUse[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Implementation Use Extended Attr (ECMA 167r3 4/14.10.8) */
 | 
						|
struct impUseExtAttr {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le32		impUseLength;
 | 
						|
	struct regid	impIdent;
 | 
						|
	uint8_t		impUse[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Application Use Extended Attribute (ECMA 167r3 4/14.10.9) */
 | 
						|
struct appUseExtAttr {
 | 
						|
	__le32		attrType;
 | 
						|
	uint8_t		attrSubtype;
 | 
						|
	uint8_t		reserved[3];
 | 
						|
	__le32		attrLength;
 | 
						|
	__le32		appUseLength;
 | 
						|
	struct regid	appIdent;
 | 
						|
	uint8_t		appUse[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
#define EXTATTR_CHAR_SET		1
 | 
						|
#define EXTATTR_ALT_PERMS		3
 | 
						|
#define EXTATTR_FILE_TIMES		5
 | 
						|
#define EXTATTR_INFO_TIMES		6
 | 
						|
#define EXTATTR_DEV_SPEC		12
 | 
						|
#define EXTATTR_IMP_USE			2048
 | 
						|
#define EXTATTR_APP_USE			65536
 | 
						|
#define EXTATTR_SUBTYPE			1
 | 
						|
 | 
						|
/* Unallocated Space Entry (ECMA 167r3 4/14.11) */
 | 
						|
struct unallocSpaceEntry {
 | 
						|
	struct tag	descTag;
 | 
						|
	struct icbtag	icbTag;
 | 
						|
	__le32		lengthAllocDescs;
 | 
						|
	uint8_t		allocDescs[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Space Bitmap Descriptor (ECMA 167r3 4/14.12) */
 | 
						|
struct spaceBitmapDesc {
 | 
						|
	struct tag	descTag;
 | 
						|
	__le32		numOfBits;
 | 
						|
	__le32		numOfBytes;
 | 
						|
	uint8_t		bitmap[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Partition Integrity Entry (ECMA 167r3 4/14.13) */
 | 
						|
struct partitionIntegrityEntry {
 | 
						|
	struct tag		descTag;
 | 
						|
	struct icbtag		icbTag;
 | 
						|
	struct timestamp	recordingDateAndTime;
 | 
						|
	uint8_t			integrityType;
 | 
						|
	uint8_t			reserved[175];
 | 
						|
	struct regid		impIdent;
 | 
						|
	uint8_t			impUse[256];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Short Allocation Descriptor (ECMA 167r3 4/14.14.1) */
 | 
						|
 | 
						|
/* Extent Length (ECMA 167r3 4/14.14.1.1) */
 | 
						|
#define EXT_LENGTH_MASK			0x3FFFFFFF
 | 
						|
#define EXT_TYPE_MASK			0xC0000000
 | 
						|
#define EXT_RECORDED_ALLOCATED		0x00000000
 | 
						|
#define EXT_NOT_RECORDED_ALLOCATED	0x40000000
 | 
						|
#define EXT_NOT_RECORDED_NOT_ALLOCATED	0x80000000
 | 
						|
#define EXT_NEXT_EXTENT_ALLOCDESCS	0xC0000000
 | 
						|
 | 
						|
/* Long Allocation Descriptor (ECMA 167r3 4/14.14.2) */
 | 
						|
 | 
						|
/* Extended Allocation Descriptor (ECMA 167r3 4/14.14.3) */
 | 
						|
 | 
						|
/* Logical Volume Header Descriptor (ECMA 167r3 4/14.15) */
 | 
						|
struct logicalVolHeaderDesc {
 | 
						|
	__le64		uniqueID;
 | 
						|
	uint8_t		reserved[24];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* Path Component (ECMA 167r3 4/14.16.1) */
 | 
						|
struct pathComponent {
 | 
						|
	uint8_t		componentType;
 | 
						|
	uint8_t		lengthComponentIdent;
 | 
						|
	__le16		componentFileVersionNum;
 | 
						|
	dchars		componentIdent[];
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* File Entry (ECMA 167r3 4/14.17) */
 | 
						|
struct extendedFileEntry {
 | 
						|
	struct tag		descTag;
 | 
						|
	struct icbtag		icbTag;
 | 
						|
	__le32			uid;
 | 
						|
	__le32			gid;
 | 
						|
	__le32			permissions;
 | 
						|
	__le16			fileLinkCount;
 | 
						|
	uint8_t			recordFormat;
 | 
						|
	uint8_t			recordDisplayAttr;
 | 
						|
	__le32			recordLength;
 | 
						|
	__le64			informationLength;
 | 
						|
	__le64			objectSize;
 | 
						|
	__le64			logicalBlocksRecorded;
 | 
						|
	struct timestamp	accessTime;
 | 
						|
	struct timestamp	modificationTime;
 | 
						|
	struct timestamp	createTime;
 | 
						|
	struct timestamp	attrTime;
 | 
						|
	__le32			checkpoint;
 | 
						|
	__le32			reserved;
 | 
						|
	struct long_ad		extendedAttrICB;
 | 
						|
	struct long_ad		streamDirectoryICB;
 | 
						|
	struct regid		impIdent;
 | 
						|
	__le64			uniqueID;
 | 
						|
	__le32			lengthExtendedAttr;
 | 
						|
	__le32			lengthAllocDescs;
 | 
						|
	uint8_t			extendedAttr[];
 | 
						|
	/* uint8_t		allocDescs[]; */
 | 
						|
} __packed;
 | 
						|
 | 
						|
#endif /* _ECMA_167_H */
 |