fs/udf/osta_udf.h

   1 /*
   2  * osta_udf.h
   3  *
   4  * This file is based on OSTA UDF(tm) 2.60 (March 1, 2005)
   5  * http://www.osta.org
   6  *
   7  * Copyright (c) 2001-2004  Ben Fennema
   8  * Copyright (c) 2017-2019  Pali Rohár <pali@kernel.org>
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. The name of the author may not be used to endorse or promote products
  18  *    derived from this software without specific prior written permission.
  19  *
  20  * Alternatively, this software may be distributed under the terms of the
  21  * GNU Public License ("GPL").
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  27  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 /**
  37  * @file
  38  * OSTA-UDF defines and structure definitions
  39  */
  40
  41 #include "ecma_167.h"
  42
  43 #ifndef _OSTA_UDF_H
  44 #define _OSTA_UDF_H 1
  45
  46 /* OSTA CS0 Charspec (UDF 2.60 2.1.2) */
  47 #define UDF_CHAR_SET_TYPE               0
  48 #define UDF_CHAR_SET_INFO               "OSTA Compressed Unicode"
  49
  50 /* Entity Identifier (UDF 2.60 2.1.5) */
  51 /* Identifiers (UDF 2.60 2.1.5.2) */
  52 /* Implementation Use Extended Attribute (UDF 2.60 3.3.4.5) */
  53 /* Virtual Allocation Table (UDF 1.50 2.2.10) */
  54 /* Logical Volume Extended Information (UDF 1.50 Errata, DCN 5003, 3.3.4.5.1.3) */
  55 /* OS2EA (UDF 1.50 3.3.4.5.3.1) */
  56 /* MacUniqueIDTable (UDF 1.50 3.3.4.5.4.3) */
  57 /* MacResourceFork (UDF 1.50 3.3.4.5.4.4) */
  58 #define UDF_ID_DEVELOPER                "*Linux UDFFS"
  59 #define UDF_ID_COMPLIANT                "*OSTA UDF Compliant"
  60 #define UDF_ID_LV_INFO                  "*UDF LV Info"
  61 #define UDF_ID_FREE_EA                  "*UDF FreeEASpace"
  62 #define UDF_ID_FREE_APP_EA              "*UDF FreeAppEASpace"
  63 #define UDF_ID_DVD_CGMS                 "*UDF DVD CGMS Info"
  64 #define UDF_ID_VAT_LVEXTENSION          "*UDF VAT LVExtension"
  65 #define UDF_ID_OS2_EA                   "*UDF OS/2 EA"
  66 #define UDF_ID_OS2_EA_LENGTH            "*UDF OS/2 EALength"
  67 #define UDF_ID_MAC_VOLUME               "*UDF Mac VolumeInfo"
  68 #define UDF_ID_MAC_FINDER               "*UDF Mac FinderInfo"
  69 #define UDF_ID_MAC_UNIQUE               "*UDF Mac UniqueIDTable"
  70 #define UDF_ID_MAC_RESOURCE             "*UDF Mac ResourceFork"
  71 #define UDF_ID_OS400_DIRINFO            "*UDF OS/400 DirInfo"
  72 #define UDF_ID_VIRTUAL                  "*UDF Virtual Partition"
  73 #define UDF_ID_SPARABLE                 "*UDF Sparable Partition"
  74 #define UDF_ID_ALLOC                    "*UDF Virtual Alloc Tbl"
  75 #define UDF_ID_SPARING                  "*UDF Sparing Table"
  76 #define UDF_ID_METADATA                 "*UDF Metadata Partition"
  77
  78 /* Identifier Suffix (UDF 2.60 2.1.5.3) */
  79 #define DOMAIN_FLAGS_HARD_WRITE_PROTECT 0x01
  80 #define DOMAIN_FLAGS_SOFT_WRITE_PROTECT 0x02
  81
  82 struct domainIdentSuffix {
  83         __le16          UDFRevision;
  84         uint8_t         domainFlags;
  85         uint8_t         reserved[5];
  86 } __packed;
  87
  88 struct UDFIdentSuffix {
  89         __le16          UDFRevision;
  90         uint8_t         OSClass;
  91         uint8_t         OSIdentifier;
  92         uint8_t         reserved[4];
  93 } __packed;
  94
  95 struct impIdentSuffix {
  96         uint8_t         OSClass;
  97         uint8_t         OSIdentifier;
  98         uint8_t         impUse[6];
  99 } __packed;
 100
 101 struct appIdentSuffix {
 102         uint8_t         impUse[8];
 103 } __packed;
 104
 105 /* Logical Volume Integrity Descriptor (UDF 2.60 2.2.6) */
 106 /* Implementation Use (UDF 2.60 2.2.6.4) */
 107 struct logicalVolIntegrityDescImpUse {
 108         struct regid    impIdent;
 109         __le32          numFiles;
 110         __le32          numDirs;
 111         __le16          minUDFReadRev;
 112         __le16          minUDFWriteRev;
 113         __le16          maxUDFWriteRev;
 114         uint8_t         impUse[];
 115 } __packed;
 116
 117 /* Implementation Use Volume Descriptor (UDF 2.60 2.2.7) */
 118 /* Implementation Use (UDF 2.60 2.2.7.2) */
 119 struct impUseVolDescImpUse {
 120         struct charspec LVICharset;
 121         dstring         logicalVolIdent[128];
 122         dstring         LVInfo1[36];
 123         dstring         LVInfo2[36];
 124         dstring         LVInfo3[36];
 125         struct regid    impIdent;
 126         uint8_t         impUse[128];
 127 } __packed;
 128
 129 struct udfPartitionMap2 {
 130         uint8_t         partitionMapType;
 131         uint8_t         partitionMapLength;
 132         uint8_t         reserved1[2];
 133         struct regid    partIdent;
 134         __le16          volSeqNum;
 135         __le16          partitionNum;
 136 } __packed;
 137
 138 /* Virtual Partition Map (UDF 2.60 2.2.8) */
 139 struct virtualPartitionMap {
 140         uint8_t         partitionMapType;
 141         uint8_t         partitionMapLength;
 142         uint8_t         reserved1[2];
 143         struct regid    partIdent;
 144         __le16          volSeqNum;
 145         __le16          partitionNum;
 146         uint8_t         reserved2[24];
 147 } __packed;
 148
 149 /* Sparable Partition Map (UDF 2.60 2.2.9) */
 150 struct sparablePartitionMap {
 151         uint8_t partitionMapType;
 152         uint8_t partitionMapLength;
 153         uint8_t reserved1[2];
 154         struct regid partIdent;
 155         __le16 volSeqNum;
 156         __le16 partitionNum;
 157         __le16 packetLength;
 158         uint8_t numSparingTables;
 159         uint8_t reserved2[1];
 160         __le32 sizeSparingTable;
 161         __le32 locSparingTable[4];
 162 } __packed;
 163
 164 /* Metadata Partition Map (UDF 2.60 2.2.10) */
 165 struct metadataPartitionMap {
 166         uint8_t         partitionMapType;
 167         uint8_t         partitionMapLength;
 168         uint8_t         reserved1[2];
 169         struct regid    partIdent;
 170         __le16          volSeqNum;
 171         __le16          partitionNum;
 172         __le32          metadataFileLoc;
 173         __le32          metadataMirrorFileLoc;
 174         __le32          metadataBitmapFileLoc;
 175         __le32          allocUnitSize;
 176         __le16          alignUnitSize;
 177         uint8_t         flags;
 178         uint8_t         reserved2[5];
 179 } __packed;
 180
 181 /* Virtual Allocation Table (UDF 2.60 2.2.11) */
 182 struct virtualAllocationTable20 {
 183         __le16          lengthHeader;
 184         __le16          lengthImpUse;
 185         dstring         logicalVolIdent[128];
 186         __le32          previousVATICBLoc;
 187         __le32          numFiles;
 188         __le32          numDirs;
 189         __le16          minUDFReadRev;
 190         __le16          minUDFWriteRev;
 191         __le16          maxUDFWriteRev;
 192         __le16          reserved;
 193         uint8_t         impUse[];
 194         /* __le32       vatEntry[]; */
 195 } __packed;
 196
 197 #define ICBTAG_FILE_TYPE_VAT20          0xF8U
 198
 199 /* Sparing Table (UDF 2.60 2.2.12) */
 200 struct sparingEntry {
 201         __le32          origLocation;
 202         __le32          mappedLocation;
 203 } __packed;
 204
 205 struct sparingTable {
 206         struct tag      descTag;
 207         struct regid    sparingIdent;
 208         __le16          reallocationTableLen;
 209         __le16          reserved;
 210         __le32          sequenceNum;
 211         struct sparingEntry mapEntry[];
 212 } __packed;
 213
 214 /* Metadata File (and Metadata Mirror File) (UDF 2.60 2.2.13.1) */
 215 #define ICBTAG_FILE_TYPE_MAIN           0xFA
 216 #define ICBTAG_FILE_TYPE_MIRROR         0xFB
 217 #define ICBTAG_FILE_TYPE_BITMAP         0xFC
 218
 219 /* struct long_ad ICB - ADImpUse (UDF 2.60 2.2.4.3) */
 220 struct allocDescImpUse {
 221         __le16          flags;
 222         uint8_t         impUse[4];
 223 } __packed;
 224
 225 #define AD_IU_EXT_ERASED                0x0001
 226
 227 /* Real-Time Files (UDF 2.60 6.11) */
 228 #define ICBTAG_FILE_TYPE_REALTIME       0xF9U
 229
 230 /* Implementation Use Extended Attribute (UDF 2.60 3.3.4.5) */
 231 /* FreeEASpace (UDF 2.60 3.3.4.5.1.1) */
 232 struct freeEaSpace {
 233         __le16          headerChecksum;
 234         uint8_t         freeEASpace[];
 235 } __packed;
 236
 237 /* DVD Copyright Management Information (UDF 2.60 3.3.4.5.1.2) */
 238 struct DVDCopyrightImpUse {
 239         __le16          headerChecksum;
 240         uint8_t         CGMSInfo;
 241         uint8_t         dataType;
 242         uint8_t         protectionSystemInfo[4];
 243 } __packed;
 244
 245 /* Logical Volume Extended Information (UDF 1.50 Errata, DCN 5003, 3.3.4.5.1.3) */
 246 struct LVExtensionEA {
 247         __le16          headerChecksum;
 248         __le64          verificationID;
 249         __le32          numFiles;
 250         __le32          numDirs;
 251         dstring         logicalVolIdent[128];
 252 } __packed;
 253
 254 /* Application Use Extended Attribute (UDF 2.60 3.3.4.6) */
 255 /* FreeAppEASpace (UDF 2.60 3.3.4.6.1) */
 256 struct freeAppEASpace {
 257         __le16          headerChecksum;
 258         uint8_t         freeEASpace[];
 259 } __packed;
 260
 261 /* UDF Defined System Stream (UDF 2.60 3.3.7) */
 262 #define UDF_ID_UNIQUE_ID                "*UDF Unique ID Mapping Data"
 263 #define UDF_ID_NON_ALLOC                "*UDF Non-Allocatable Space"
 264 #define UDF_ID_POWER_CAL                "*UDF Power Cal Table"
 265 #define UDF_ID_BACKUP                   "*UDF Backup"
 266
 267 /* UDF Defined Non-System Streams (UDF 2.60 3.3.8) */
 268 #define UDF_ID_MAC_RESOURCE_FORK_STREAM "*UDF Macintosh Resource Fork"
 269 /* #define UDF_ID_OS2_EA                "*UDF OS/2 EA" */
 270 #define UDF_ID_NT_ACL                   "*UDF NT ACL"
 271 #define UDF_ID_UNIX_ACL                 "*UDF UNIX ACL"
 272
 273 /* Operating System Identifiers (UDF 2.60 6.3) */
 274 #define UDF_OS_CLASS_UNDEF              0x00U
 275 #define UDF_OS_CLASS_DOS                0x01U
 276 #define UDF_OS_CLASS_OS2                0x02U
 277 #define UDF_OS_CLASS_MAC                0x03U
 278 #define UDF_OS_CLASS_UNIX               0x04U
 279 #define UDF_OS_CLASS_WIN9X              0x05U
 280 #define UDF_OS_CLASS_WINNT              0x06U
 281 #define UDF_OS_CLASS_OS400              0x07U
 282 #define UDF_OS_CLASS_BEOS               0x08U
 283 #define UDF_OS_CLASS_WINCE              0x09U
 284
 285 #define UDF_OS_ID_UNDEF                 0x00U
 286 #define UDF_OS_ID_DOS                   0x00U
 287 #define UDF_OS_ID_OS2                   0x00U
 288 #define UDF_OS_ID_MAC                   0x00U
 289 #define UDF_OS_ID_MAX_OSX               0x01U
 290 #define UDF_OS_ID_UNIX                  0x00U
 291 #define UDF_OS_ID_AIX                   0x01U
 292 #define UDF_OS_ID_SOLARIS               0x02U
 293 #define UDF_OS_ID_HPUX                  0x03U
 294 #define UDF_OS_ID_IRIX                  0x04U
 295 #define UDF_OS_ID_LINUX                 0x05U
 296 #define UDF_OS_ID_MKLINUX               0x06U
 297 #define UDF_OS_ID_FREEBSD               0x07U
 298 #define UDF_OS_ID_NETBSD                0x08U
 299 #define UDF_OS_ID_WIN9X                 0x00U
 300 #define UDF_OS_ID_WINNT                 0x00U
 301 #define UDF_OS_ID_OS400                 0x00U
 302 #define UDF_OS_ID_BEOS                  0x00U
 303 #define UDF_OS_ID_WINCE                 0x00U
 304
 305 #endif /* _OSTA_UDF_H */