/*
* 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 */
