reactos/drivers/filesystems/udfs/udf_info/ecma_167.h

777 lines
21 KiB
C

////////////////////////////////////////////////////////////////////
// Copyright (C) Alexander Telyatnikov, Ivan Keliukh, Yegor Anchishkin, SKIF Software, 1999-2013. Kiev, Ukraine
// All rights reserved
// This file was released under the GPLv2 on June 2015.
////////////////////////////////////////////////////////////////////
/*
Module name:
ecma_167.h
Abstract:
This file contains ECMA-167 definitions
*/
#ifndef __ECMA_167_H__
#define __ECMA_167_H__
typedef uint8 dstring;
#define UDF_COMP_ID_8 0x08
#define UDF_COMP_ID_16 0x10
/* make sure all structures are packed! */
#pragma pack(push, 1)
/* CS0 Charspec (ECMA 167 1/7.2.1) */
typedef struct {
uint8 charSetType;
uint8 charSetInfo[63];
} charspec;
/* Timestamp (ECMA 167 1/7.3) */
typedef struct {
uint16 typeAndTimezone;
uint16 year;
uint8 month;
uint8 day;
uint8 hour;
uint8 minute;
uint8 second;
uint8 centiseconds;
uint8 hundredsOfMicroseconds;
uint8 microseconds;
} timestamp;
typedef timestamp UDF_TIME_STAMP;
typedef UDF_TIME_STAMP* PUDF_TIME_STAMP;
/* Timestamp types (ECMA 167 1/7.3.1) */
#define TIMESTAMP_TYPE_CUT 0x0000U
#define TIMESTAMP_TYPE_LOCAL 0x0001U
#define TIMESTAMP_TYPE_AGREEMENT 0x0002U
#define TIMESTAMP_OFFSET_MASK 0x0FFFU
#define TIMESTAMP_NO_OFFSET 0x0800U
/* Entity Identifier (ECMA 167 1/7.4) */
typedef struct {
uint8 flags;
uint8 ident[23];
uint8 identSuffix[8];
} EntityID;
#define regid EntityID
/* Entity identifier flags (ECMA 167 1/7.4.1) */
#define ENTITYID_FLAGS_DIRTY 0x01U
#define ENTITYID_FLAGS_PROTECTED 0x02U
/* Volume Structure Descriptor (ECMA 167 2/9.1) */
#define STD_ID_LEN 5
struct VolStructDesc {
uint8 structType;
uint8 stdIdent[STD_ID_LEN];
uint8 structVersion;
uint8 structData[2041];
};
/* Std structure identifiers (ECMA 167 2/9.1.2) */
#define STD_ID_BEA01 "BEA01"
#define STD_ID_BOOT2 "BOOT2"
#define STD_ID_CD001 "CD001"
#define STD_ID_CDW02 "CDW02"
#define STD_ID_NSR02 "NSR02"
#define STD_ID_NSR03 "NSR03"
#define STD_ID_TEA01 "TEA01"
/* Beginning Extended Area Descriptor (ECMA 167 2/9.2) */
struct BeginningExtendedAreaDesc {
uint8 structType;
uint8 stdIdent[STD_ID_LEN];
uint8 structVersion;
uint8 structData[2041];
};
/* Terminating Extended Area Descriptor (ECMA 167 2/9.3) */
struct TerminatingExtendedAreaDesc {
uint8 structType;
uint8 stdIdent[STD_ID_LEN];
uint8 structVersion;
uint8 structData[2041];
};
/* Boot Descriptor (ECMA 167 2/9.4) */
typedef struct _BootDesc {
uint8 structType;
uint8 stdIdent[STD_ID_LEN];
uint8 structVersion;
uint8 reserved1;
EntityID architectureType;
EntityID bootIdent;
uint32 bootExtLocation;
uint32 bootExtLength;
uint64 loadAddress;
uint64 startAddress;
timestamp descCreationDateAndTime;
uint16 flags;
uint8 reserved2[32];
uint8 bootUse[1906];
} BootDesc, *PBootDesc;
/* Boot flags (ECMA 167 2/9.4.12) */
#define BOOT_FLAGS_ERASE 1
/* Extent Descriptor (ECMA 167 3/7.1) */
typedef struct _EXTENT_AD {
uint32 extLength;
uint32 extLocation; // Lba
} EXTENT_AD, *PEXTENT_AD;
typedef EXTENT_AD extent_ad;
typedef EXTENT_AD EXTENT_MAP;
typedef PEXTENT_AD PEXTENT_MAP;
/* Descriptor Tag (ECMA 167 3/7.2) */
typedef struct {
uint16 tagIdent;
uint16 descVersion;
uint8 tagChecksum;
uint8 reserved;
uint16 tagSerialNum;
uint16 descCRC;
uint16 descCRCLength;
uint32 tagLocation;
} tag;
typedef tag DESC_TAG;
typedef DESC_TAG* PDESC_TAG;
/* Tag Identifiers (ECMA 167 3/7.2.1) */
#define TID_UNUSED_DESC 0x0000U
#define TID_PRIMARY_VOL_DESC 0x0001U
#define TID_ANCHOR_VOL_DESC_PTR 0x0002U
#define TID_VOL_DESC_PTR 0x0003U
#define TID_IMP_USE_VOL_DESC 0x0004U
#define TID_PARTITION_DESC 0x0005U
#define TID_LOGICAL_VOL_DESC 0x0006U
#define TID_UNALLOC_SPACE_DESC 0x0007U
#define TID_TERMINATING_DESC 0x0008U
#define TID_LOGICAL_VOL_INTEGRITY_DESC 0x0009U
/* Tag Identifiers (ECMA 167 4/7.2.1) */
#define TID_FILE_SET_DESC 0x0100U
#define TID_FILE_IDENT_DESC 0x0101U
#define TID_ALLOC_EXTENT_DESC 0x0102U
#define TID_INDIRECT_ENTRY 0x0103U
#define TID_TERMINAL_ENTRY 0x0104U
#define TID_FILE_ENTRY 0x0105U
#define TID_EXTENDED_ATTRE_HEADER_DESC 0x0106U
#define TID_UNALLOCATED_SPACE_ENTRY 0x0107U
#define TID_SPACE_BITMAP_DESC 0x0108U
#define TID_PARTITION_INTEGRITY_ENTRY 0x0109U
#define TID_EXTENDED_FILE_ENTRY 0x010AU
/* NSR Descriptor (ECMA 167 3/9.1) */
struct NSRDesc {
uint8 structType;
uint8 stdIdent[STD_ID_LEN];
uint8 structVersion;
uint8 reserved;
uint8 structData[2040];
};
/* Primary Volume Descriptor (ECMA 167 3/10.1) */
struct PrimaryVolDesc {
tag descTag;
uint32 volDescSeqNum;
uint32 primaryVolDescNum;
dstring volIdent[32];
uint16 volSeqNum;
uint16 maxVolSeqNum;
uint16 interchangeLvl;
uint16 maxInterchangeLvl;
uint32 charSetList;
uint32 maxCharSetList;
dstring volSetIdent[128];
charspec descCharSet;
charspec explanatoryCharSet;
extent_ad volAbstract;
extent_ad volCopyright;
EntityID appIdent;
timestamp recordingDateAndTime;
EntityID impIdent;
uint8 impUse[64];
uint32 predecessorVolDescSeqLocation;
uint16 flags;
uint8 reserved[22];
};
/* Primary volume descriptor flags (ECMA 167 3/10.1.21) */
#define VOL_SET_IDENT 1
/* Anchor Volume Descriptor Pointer (ECMA 167 3/10.2) */
struct AnchorVolDescPtr {
tag descTag;
extent_ad mainVolDescSeqExt;
extent_ad reserveVolDescSeqExt;
uint8 reserved[480];
};
/* Volume Descriptor Pointer (ECMA 167 3/10.3) */
struct VolDescPtr {
tag descTag;
uint32 volDescSeqNum;
extent_ad nextVolDescSeqExt;
uint8 reserved[484];
};
#define MAX_VDS_PARTS 32
/* Implementation Use Volume Descriptor (ECMA 167 3/10.4) */
struct ImpUseVolDesc {
tag descTag;
uint32 volDescSeqNum;
EntityID impIdent;
uint8 impUse[460];
};
/* Partition Descriptor (ECMA 167 3/10.5) */
struct PartitionDesc {
tag descTag;
uint32 volDescSeqNum;
uint16 partitionFlags;
uint16 partitionNumber;
EntityID partitionContents;
uint8 partitionContentsUse[128];
uint32 accessType;
uint32 partitionStartingLocation;
uint32 partitionLength;
EntityID impIdent;
uint8 impUse[128];
uint8 reserved[156];
};
/* Partition Flags (ECMA 167 3/10.5.3) */
#define PARTITION_FLAGS_ALLOC 1
/* Partition Contents (ECMA 167 3/10.5.5) */
#define PARTITION_CONTENTS_FDC01 "+FDC01"
#define PARTITION_CONTENTS_CD001 "+CD001"
#define PARTITION_CONTENTS_CDW02 "+CDW02"
#define PARTITION_CONTENTS_NSR02 "+NSR02"
#define PARTITION_CONTENTS_NSR03 "+NSR03"
/* Partition Access Types (ECMA 167 3/10.5.7) */
#define PARTITION_ACCESS_NONE 0
#define PARTITION_ACCESS_R 1
#define PARTITION_ACCESS_WO 2
#define PARTITION_ACCESS_RW 3
#define PARTITION_ACCESS_OW 4
#define PARTITION_ACCESS_MAX_KNOWN PARTITION_ACCESS_OW
/* Logical Volume Descriptor (ECMA 167 3/10.6) */
struct LogicalVolDesc {
tag descTag;
uint32 volDescSeqNum;
charspec descCharSet;
dstring logicalVolIdent[128];
uint32 logicalBlockSize;
EntityID domainIdent;
uint8 logicalVolContentsUse[16]; /* used to find fileset */
uint32 mapTableLength;
uint32 numPartitionMaps;
EntityID impIdent;
uint8 impUse[128];
extent_ad integritySeqExt;
// uint8 partitionMaps[0];
};
/* Generic Partition Map (ECMA 167 3/10.7.1) */
struct GenericPartitionMap {
uint8 partitionMapType;
uint8 partitionMapLength;
// uint8 partitionMapping[0];
};
/* Partition Map Type (ECMA 167 3/10.7.1.1) */
#define PARTITION_MAP_TYPE_NONE 0
#define PARTITION_MAP_TYPE_1 1
#define PARTITION_MAP_TYPE_2 2
/* Type 1 Partition Map (ECMA 167 3/10.7.2) */
struct GenericPartitionMap1 {
uint8 partitionMapType;
uint8 partitionMapLength;
uint16 volSeqNum;
uint16 partitionNum;
};
/* Type 2 Partition Map (ECMA 167 3/10.7.3) */
struct GenericPartitionMap2 {
uint8 partitionMapType; /* 2 */
uint8 partitionMapLength;
uint8 partitionIdent[62];
};
/* Unallocated Space Descriptor (ECMA 167 3/10.8) */
typedef struct _UNALLOC_SPACE_DESC {
tag descTag;
uint32 volDescSeqNum;
uint32 numAllocDescs;
// extent_ad allocDescs[0];
} UNALLOC_SPACE_DESC, *PUNALLOC_SPACE_DESC;
typedef UNALLOC_SPACE_DESC UnallocatedSpaceDesc;
/* Terminating Descriptor (ECMA 3/10.9) */
struct TerminatingDesc {
tag descTag;
uint8 reserved[496];
};
struct GenericDesc
{
tag descTag;
uint32 volDescSeqNum;
};
/* Logical Volume Integrity Descriptor (ECMA 167 3/10.10) */
struct LogicalVolIntegrityDesc {
tag descTag;
timestamp recordingDateAndTime;
uint32 integrityType;
extent_ad nextIntegrityExt;
uint8 logicalVolContentsUse[32];
uint32 numOfPartitions;
uint32 lengthOfImpUse;
// uint32 freeSpaceTable[0];
// uint32 sizeTable[0];
// uint8 impUse[0];
};
/* Integrity Types (ECMA 167 3/10.10.3) */
#define INTEGRITY_TYPE_OPEN 0
#define INTEGRITY_TYPE_CLOSE 1
/* Recorded Address (ECMA 167 4/7.1) */
typedef struct {
uint32 logicalBlockNum;
uint16 partitionReferenceNum;
} lb_addr;
/* Extent interpretation (ECMA 167 4/14.14.1.1) */
#define EXTENT_RECORDED_ALLOCATED 0x00
#define EXTENT_NOT_RECORDED_ALLOCATED 0x01
#define EXTENT_NOT_RECORDED_NOT_ALLOCATED 0x02
#define EXTENT_NEXT_EXTENT_ALLOCDESC 0x03
/* Long Allocation Descriptor (ECMA 167 4/14.14.2) */
typedef struct {
uint32 extLength;
lb_addr extLocation;
uint8 impUse[6];
} long_ad;
/* upper 2 bits of extLength indicate type */
typedef long_ad LONG_AD;
typedef LONG_AD* PLONG_AD;
/* File Set Descriptor (ECMA 167 4/14.1) */
typedef struct _FILE_SET_DESC {
tag descTag;
timestamp recordingDateAndTime;
uint16 interchangeLvl;
uint16 maxInterchangeLvl;
uint32 charSetList;
uint32 maxCharSetList;
uint32 fileSetNum;
uint32 fileSetDescNum;
charspec logicalVolIdentCharSet;
dstring logicalVolIdent[128];
charspec fileSetCharSet;
dstring fileSetIdent[32];
dstring copyrightFileIdent[32];
dstring abstractFileIdent[32];
long_ad rootDirectoryICB; //points to Allocation Ext Descriptor
EntityID domainIdent;
long_ad nextExt;
long_ad streamDirectoryICB;
uint8 reserved[32];
} FILE_SET_DESC, *PFILE_SET_DESC;
/* Short Allocation Descriptor (ECMA 167 4/14.14.1) */
typedef struct _SHORT_AD {
uint32 extLength;
uint32 extPosition;
} SHORT_AD, *PSHORT_AD;
typedef SHORT_AD short_ad;
/* Partition Header Descriptor (ECMA 167 4/14.3) */
typedef struct _PARTITION_HEADER_DESC {
short_ad unallocatedSpaceTable;
short_ad unallocatedSpaceBitmap; // 0 - allocated, 1 - free
short_ad partitionIntegrityTable;
short_ad freedSpaceTable;
short_ad freedSpaceBitmap; // 0 - ???? 1 - freed
uint8 reserved[88];
} PARTITION_HEADER_DESC, *PPARTITION_HEADER_DESC;
/* File Identifier Descriptor (ECMA 167 4/14.4) */
typedef struct _FILE_IDENT_DESC {
tag descTag;
uint16 fileVersionNum;
uint8 fileCharacteristics;
uint8 lengthFileIdent;
long_ad icb;
uint16 lengthOfImpUse;
// uint8 impUse[0];
// uint8 fileIdent[0];
// uint8 padding[0];
} FILE_IDENT_DESC, *PFILE_IDENT_DESC;
/* File Characteristics (ECMA 167 4/14.4.3) */
#define FILE_HIDDEN 0x01
#define FILE_DIRECTORY 0x02
#define FILE_DELETED 0x04
#define FILE_PARENT 0x08
#define FILE_METADATA 0x10 /* UDF 2.0 */
/* Allocation Ext Descriptor (ECMA 167 4/14.5) */
typedef struct _ALLOC_EXT_DESC {
tag descTag;
uint32 previousAllocExtLocation;
uint32 lengthAllocDescs;
} ALLOC_EXT_DESC, *PALLOC_EXT_DESC;
/* ICB Tag (ECMA 167 4/14.6) */
typedef struct {
uint32 priorRecordedNumDirectEntries;
uint16 strategyType;
uint16 strategyParameter;
uint16 numEntries;
uint8 reserved;
uint8 fileType;
lb_addr parentICBLocation;
uint16 flags;
} icbtag;
/* ICB File Type (ECMA 167 4/14.6.6) */
#define UDF_FILE_TYPE_NONE 0x00U
#define UDF_FILE_TYPE_UNALLOC 0x01U
#define UDF_FILE_TYPE_INTEGRITY 0x02U
#define UDF_FILE_TYPE_INDIRECT 0x03U
#define UDF_FILE_TYPE_DIRECTORY 0x04U
#define UDF_FILE_TYPE_REGULAR 0x05U
#define UDF_FILE_TYPE_BLOCK 0x06U
#define UDF_FILE_TYPE_CHAR 0x07U
#define UDF_FILE_TYPE_EXTENDED 0x08U
#define UDF_FILE_TYPE_FIFO 0x09U
#define UDF_FILE_TYPE_SOCKET 0x0aU
#define UDF_FILE_TYPE_TERMINAL 0x0bU
#define UDF_FILE_TYPE_SYMLINK 0x0cU
#define UDF_FILE_TYPE_STREAMDIR 0x0dU /* ECMA 167 4/13 */
/* ICB Flags (ECMA 167 4/14.6.8) */
#define ICB_FLAG_ALLOC_MASK 0x0007U
#define ICB_FLAG_SORTED 0x0008U
#define ICB_FLAG_NONRELOCATABLE 0x0010U
#define ICB_FLAG_ARCHIVE 0x0020U
#define ICB_FLAG_SETUID 0x0040U
#define ICB_FLAG_SETGID 0x0080U
#define ICB_FLAG_STICKY 0x0100U
#define ICB_FLAG_CONTIGUOUS 0x0200U
#define ICB_FLAG_SYSTEM 0x0400U
#define ICB_FLAG_TRANSFORMED 0x0800U
#define ICB_FLAG_MULTIVERSIONS 0x1000U
/* ICB Flags Allocation type(ECMA 167 4/14.6.8) */
#define ICB_FLAG_AD_SHORT 0
#define ICB_FLAG_AD_LONG 1
#define ICB_FLAG_AD_EXTENDED 2
#define ICB_FLAG_AD_IN_ICB 3
/* Indirect Entry (ECMA 167 4/14.7) */
struct IndirectEntry {
tag descTag;
icbtag icbTag;
long_ad indirectICB;
};
/* Terminal Entry (ECMA 167 4/14.8) */
struct TerminalEntry {
tag descTag;
icbtag icbTag;
};
/* File Entry (ECMA 167 4/14.9) */
typedef struct _FILE_ENTRY {
tag descTag;
icbtag icbTag;
uint32 uid;
uint32 gid;
uint32 permissions;
uint16 fileLinkCount;
uint8 recordFormat;
uint8 recordDisplayAttr;
uint32 recordLength;
uint64 informationLength;
uint64 logicalBlocksRecorded;
timestamp accessTime;
timestamp modificationTime;
timestamp attrTime;
uint32 checkpoint;
long_ad extendedAttrICB;
EntityID impIdent;
uint64 uniqueID; /* 0= root, 16- (2^32-1) */
uint32 lengthExtendedAttr;
uint32 lengthAllocDescs;
// uint8 extendedAttr[0];
// uint8 allocDescs[0];
} FILE_ENTRY, *PFILE_ENTRY;
/* File Permissions (ECMA 167 4/14.9.5) */
#define PERM_O_EXEC 0x00000001U
#define PERM_O_WRITE 0x00000002U
#define PERM_O_READ 0x00000004U
#define PERM_O_CHATTR 0x00000008U
#define PERM_O_DELETE 0x00000010U
#define PERM_G_EXEC 0x00000020U
#define PERM_G_WRITE 0x00000040U
#define PERM_G_READ 0x00000080U
#define PERM_G_CHATTR 0x00000100U
#define PERM_G_DELETE 0x00000200U
#define PERM_U_EXEC 0x00000400U
#define PERM_U_WRITE 0x00000800U
#define PERM_U_READ 0x00001000U
#define PERM_U_CHATTR 0x00002000U
#define PERM_U_DELETE 0x00004000U
/* File Record Format (ECMA 167 4/14.9.7) */
#define RECORD_FMT_NONE 0
#define RECORD_FMT_FIXED_PAD 1
#define RECORD_FMT_FIXED 2
#define RECORD_FMT_VARIABLE8 3
#define RECORD_FMT_VARIABLE16 4
#define RECORD_FMT_VARIABLE16_MSB 5
#define RECORD_FMT_VARIABLE32 6
#define RECORD_FMT_PRINT 7
#define RECORD_FMT_LF 8
#define RECORD_FMT_CR 9
#define RECORD_FMT_CRLF 10
#define RECORD_FMT_LFCR 10
/* Extended Attribute Header Descriptor (ECMA 167 4/14.10.1) */
struct ExtendedAttrHeaderDesc {
tag descTag;
uint32 impAttrLocation;
uint32 appAttrLocation;
};
/* Generic Attribute Format (ECMA 4/14.10.2) */
struct GenericAttrFormat {
uint32 attrType;
uint8 attrSubtype;
uint8 reserved[3];
uint32 attrLength;
// uint8 attrData[0];
};
/* Character Set Attribute Format (ECMA 4/14.10.3) */
struct CharSetAttrFormat {
uint32 attrType; /* 1 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint32 escapeSeqLength;
uint8 charSetType;
// uint8 escapeSeq[0];
};
/* Alternate Permissions (ECMA 167 4/14.10.4) */
struct AlternatePermissionsExtendedAttr {
uint32 attrType; /* 3 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint16 ownerIdent;
uint16 groupIdent;
uint16 permission;
};
/* File Times Extended Attribute (ECMA 167 4/14.10.5) */
struct FileTimesExtendedAttr {
uint32 attrType; /* 5 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint32 dataLength;
uint32 fileTimeExistence;
// timestamp fileTimes[0];
};
/* FileTimeExistence (ECMA 167 4/14.10.5.6) */
#define FTE_CREATION 0
#define FTE_DELETION 2
#define FTE_EFFECTIVE 3
#define FTE_BACKUP 5
/* Information Times Extended Attribute (ECMA 167 4/14.10.6) */
struct InfoTimesExtendedAttr {
uint32 attrType; /* 6 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint32 dataLength;
uint32 infoTimeExistence;
// uint8 infoTimes[0];
};
/* Device Specification Extended Attribute (ECMA 167 4/14.10.7) */
struct DeviceSpecificationExtendedAttr {
uint32 attrType; /* 12 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint32 impUseLength;
uint32 majorDeviceIdent;
uint32 minorDeviceIdent;
// uint8 impUse[0];
};
/* Implementation Use Extended Attr (ECMA 167 4/14.10.8) */
struct ImpUseExtendedAttr {
uint32 attrType; /* 2048 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint32 impUseLength;
EntityID impIdent;
// uint8 impUse[0];
};
/* Application Use Extended Attribute (ECMA 167 4/14.10.9) */
struct AppUseExtendedAttr {
uint32 attrType; /* 65536 */
uint8 attrSubtype; /* 1 */
uint8 reserved[3];
uint32 attrLength;
uint32 appUseLength;
EntityID appIdent;
// uint8 appUse[0];
};
#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
/* Unallocated Space Entry (ECMA 167 4/14.11) */
struct UnallocatedSpaceEntry {
tag descTag;
icbtag icbTag;
uint32 lengthAllocDescs;
// uint8 allocDescs[0];
};
/* Space Bitmap Descriptor (ECMA 167 4/14.12) */
typedef struct _SPACE_BITMAP_DESC {
tag descTag;
uint32 numOfBits;
uint32 numOfBytes;
// uint8 bitmap[0]; // describes blocks from Lba=0 to Lba=LAST_LBA
} SPACE_BITMAP_DESC, *PSPACE_BITMAP_DESC;
typedef SPACE_BITMAP_DESC SpaceBitmapDesc;
/* Partition Integrity Entry (ECMA 167 4/14.13) */
struct PartitionIntegrityEntry {
tag descTag;
icbtag icbTag;
timestamp recordingDateAndTime;
uint8 integrityType;
uint8 reserved[175];
EntityID impIdent;
uint8 impUse[256];
};
#define INTEGRITY_TYPE_STABLE 2
/* Extended Allocation Descriptor (ECMA 167 4/14.14.3) */
typedef struct _EXT_AD { /* ECMA 167 4/14.14.3 */
uint32 extLength;
uint32 recordedLength;
uint32 informationLength;
lb_addr extLocation;
} EXT_AD, *PEXT_AD;
typedef EXT_AD ext_ad;
/* Logical Volume Header Descriptor (ECMA 167 4/14.5) */
struct LogicalVolHeaderDesc {
uint64 uniqueID;
uint8 reserved[24];
};
/* Path Component (ECMA 167 4/14.16.1) */
struct PathComponent {
uint8 componentType;
uint8 lengthComponentIdent;
uint16 componentFileVersionNum;
// dstring componentIdent[0];
};
#define COMPONENT_TYPE_ROOT_X 0x01 /* originator & recipient know its value */
#define COMPONENT_TYPE_ROOT 0x02 /* root of the volume */
#define COMPONENT_TYPE_PARENT 0x03 /* predecessor's parent dir */
#define COMPONENT_TYPE_CURENT 0x04 /* same as predecessor's dir */
#define COMPONENT_TYPE_OBJECT 0x05 /* terminal entry */
/* File Entry (ECMA 167 4/14.17) */
typedef struct _EXTENDED_FILE_ENTRY {
tag descTag;
icbtag icbTag;
uint32 uid;
uint32 gid;
uint32 permissions;
uint16 fileLinkCount;
uint8 recordFormat;
uint8 recordDisplayAttr;
uint32 recordLength;
uint64 informationLength;
uint64 objectSize;
uint64 logicalBlocksRecorded;
timestamp accessTime;
timestamp modificationTime;
timestamp createTime;
timestamp attrTime;
uint32 checkpoint;
uint32 reserved;
long_ad extendedAttrICB;
long_ad streamDirectoryICB;
EntityID impIdent;
uint64 uniqueID;
uint32 lengthExtendedAttr;
uint32 lengthAllocDescs;
// uint8 extendedAttr[0];
// uint8 allocDescs[0];
} EXTENDED_FILE_ENTRY, *PEXTENDED_FILE_ENTRY;
typedef EXTENDED_FILE_ENTRY ExtendedFileEntry;
#pragma pack(pop)
#endif /* __ECMA_167_H__ */