linux/fs/udf/osta_udf.h
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   1/*
   2 * osta_udf.h
   3 *
   4 * This file is based on OSTA UDF(tm) 2.50 (April 30, 2003)
   5 * http://www.osta.org
   6 *
   7 * Copyright (c) 2001-2004  Ben Fennema <bfennema@falcon.csc.calpoly.edu>
   8 * All rights reserved.
   9 *
  10 * Redistribution and use in source and binary forms, with or without
  11 * modification, are permitted provided that the following conditions
  12 * are met:
  13 * 1. Redistributions of source code must retain the above copyright
  14 *    notice, this list of conditions, and the following disclaimer,
  15 *    without modification.
  16 * 2. The name of the author may not be used to endorse or promote products
  17 *    derived from this software without specific prior written permission.
  18 *
  19 * Alternatively, this software may be distributed under the terms of the
  20 * GNU Public License ("GPL").
  21 *
  22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  26 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32 * SUCH DAMAGE.
  33 */
  34
  35#include "ecma_167.h"
  36
  37#ifndef _OSTA_UDF_H
  38#define _OSTA_UDF_H 1
  39
  40/* OSTA CS0 Charspec (UDF 2.50 2.1.2) */
  41#define UDF_CHAR_SET_TYPE               0
  42#define UDF_CHAR_SET_INFO               "OSTA Compressed Unicode"
  43
  44/* Entity Identifier (UDF 2.50 2.1.5) */
  45/* Identifiers (UDF 2.50 2.1.5.2) */
  46#define UDF_ID_DEVELOPER                "*Linux UDFFS"
  47#define UDF_ID_COMPLIANT                "*OSTA UDF Compliant"
  48#define UDF_ID_LV_INFO                  "*UDF LV Info"
  49#define UDF_ID_FREE_EA                  "*UDF FreeEASpace"
  50#define UDF_ID_FREE_APP_EA              "*UDF FreeAppEASpace"
  51#define UDF_ID_DVD_CGMS                 "*UDF DVD CGMS Info"
  52#define UDF_ID_OS2_EA                   "*UDF OS/2 EA"
  53#define UDF_ID_OS2_EA_LENGTH            "*UDF OS/2 EALength"
  54#define UDF_ID_MAC_VOLUME               "*UDF Mac VolumeInfo"
  55#define UDF_ID_MAC_FINDER               "*UDF Mac FinderInfo"
  56#define UDF_ID_MAC_UNIQUE               "*UDF Mac UniqueIDTable"
  57#define UDF_ID_MAC_RESOURCE             "*UDF Mac ResourceFork"
  58#define UDF_ID_VIRTUAL                  "*UDF Virtual Partition"
  59#define UDF_ID_SPARABLE                 "*UDF Sparable Partition"
  60#define UDF_ID_ALLOC                    "*UDF Virtual Alloc Tbl"
  61#define UDF_ID_SPARING                  "*UDF Sparing Table"
  62#define UDF_ID_METADATA                 "*UDF Metadata Partition"
  63
  64/* Identifier Suffix (UDF 2.50 2.1.5.3) */
  65#define IS_DF_HARD_WRITE_PROTECT        0x01
  66#define IS_DF_SOFT_WRITE_PROTECT        0x02
  67
  68struct UDFIdentSuffix {
  69        __le16          UDFRevision;
  70        uint8_t         OSClass;
  71        uint8_t         OSIdentifier;
  72        uint8_t         reserved[4];
  73} __attribute__ ((packed));
  74
  75struct impIdentSuffix {
  76        uint8_t         OSClass;
  77        uint8_t         OSIdentifier;
  78        uint8_t         reserved[6];
  79} __attribute__ ((packed));
  80
  81struct appIdentSuffix {
  82        uint8_t         impUse[8];
  83} __attribute__ ((packed));
  84
  85/* Logical Volume Integrity Descriptor (UDF 2.50 2.2.6) */
  86/* Implementation Use (UDF 2.50 2.2.6.4) */
  87struct logicalVolIntegrityDescImpUse {
  88        struct regid    impIdent;
  89        __le32          numFiles;
  90        __le32          numDirs;
  91        __le16          minUDFReadRev;
  92        __le16          minUDFWriteRev;
  93        __le16          maxUDFWriteRev;
  94        uint8_t         impUse[0];
  95} __attribute__ ((packed));
  96
  97/* Implementation Use Volume Descriptor (UDF 2.50 2.2.7) */
  98/* Implementation Use (UDF 2.50 2.2.7.2) */
  99struct impUseVolDescImpUse {
 100        struct charspec LVICharset;
 101        dstring         logicalVolIdent[128];
 102        dstring         LVInfo1[36];
 103        dstring         LVInfo2[36];
 104        dstring         LVInfo3[36];
 105        struct regid    impIdent;
 106        uint8_t         impUse[128];
 107} __attribute__ ((packed));
 108
 109struct udfPartitionMap2 {
 110        uint8_t         partitionMapType;
 111        uint8_t         partitionMapLength;
 112        uint8_t         reserved1[2];
 113        struct regid    partIdent;
 114        __le16          volSeqNum;
 115        __le16          partitionNum;
 116} __attribute__ ((packed));
 117
 118/* Virtual Partition Map (UDF 2.50 2.2.8) */
 119struct virtualPartitionMap {
 120        uint8_t         partitionMapType;
 121        uint8_t         partitionMapLength;
 122        uint8_t         reserved1[2];
 123        struct regid    partIdent;
 124        __le16          volSeqNum;
 125        __le16          partitionNum;
 126        uint8_t         reserved2[24];
 127} __attribute__ ((packed));
 128
 129/* Sparable Partition Map (UDF 2.50 2.2.9) */
 130struct sparablePartitionMap {
 131        uint8_t partitionMapType;
 132        uint8_t partitionMapLength;
 133        uint8_t reserved1[2];
 134        struct regid partIdent;
 135        __le16 volSeqNum;
 136        __le16 partitionNum;
 137        __le16 packetLength;
 138        uint8_t numSparingTables;
 139        uint8_t reserved2[1];
 140        __le32 sizeSparingTable;
 141        __le32 locSparingTable[4];
 142} __attribute__ ((packed));
 143
 144/* Metadata Partition Map (UDF 2.4.0 2.2.10) */
 145struct metadataPartitionMap {
 146        uint8_t         partitionMapType;
 147        uint8_t         partitionMapLength;
 148        uint8_t         reserved1[2];
 149        struct regid    partIdent;
 150        __le16          volSeqNum;
 151        __le16          partitionNum;
 152        __le32          metadataFileLoc;
 153        __le32          metadataMirrorFileLoc;
 154        __le32          metadataBitmapFileLoc;
 155        __le32          allocUnitSize;
 156        __le16          alignUnitSize;
 157        uint8_t         flags;
 158        uint8_t         reserved2[5];
 159} __attribute__ ((packed));
 160
 161/* Virtual Allocation Table (UDF 1.5 2.2.10) */
 162struct virtualAllocationTable15 {
 163        __le32          VirtualSector[0];
 164        struct regid    vatIdent;
 165        __le32          previousVATICBLoc;
 166} __attribute__ ((packed));
 167
 168#define ICBTAG_FILE_TYPE_VAT15          0x00U
 169
 170/* Virtual Allocation Table (UDF 2.50 2.2.11) */
 171struct virtualAllocationTable20 {
 172        __le16          lengthHeader;
 173        __le16          lengthImpUse;
 174        dstring         logicalVolIdent[128];
 175        __le32          previousVATICBLoc;
 176        __le32          numFiles;
 177        __le32          numDirs;
 178        __le16          minReadRevision;
 179        __le16          minWriteRevision;
 180        __le16          maxWriteRevision;
 181        __le16          reserved;
 182        uint8_t         impUse[0];
 183        __le32          vatEntry[0];
 184} __attribute__ ((packed));
 185
 186#define ICBTAG_FILE_TYPE_VAT20          0xF8U
 187
 188/* Sparing Table (UDF 2.50 2.2.12) */
 189struct sparingEntry {
 190        __le32          origLocation;
 191        __le32          mappedLocation;
 192} __attribute__ ((packed));
 193
 194struct sparingTable {
 195        struct tag      descTag;
 196        struct regid    sparingIdent;
 197        __le16          reallocationTableLen;
 198        __le16          reserved;
 199        __le32          sequenceNum;
 200        struct sparingEntry
 201                        mapEntry[0];
 202} __attribute__ ((packed));
 203
 204/* Metadata File (and Metadata Mirror File) (UDF 2.50 2.2.13.1) */
 205#define ICBTAG_FILE_TYPE_MAIN           0xFA
 206#define ICBTAG_FILE_TYPE_MIRROR         0xFB
 207#define ICBTAG_FILE_TYPE_BITMAP         0xFC
 208
 209/* struct struct long_ad ICB - ADImpUse (UDF 2.50 2.2.4.3) */
 210struct allocDescImpUse {
 211        __le16          flags;
 212        uint8_t         impUse[4];
 213} __attribute__ ((packed));
 214
 215#define AD_IU_EXT_ERASED                0x0001
 216
 217/* Real-Time Files (UDF 2.50 6.11) */
 218#define ICBTAG_FILE_TYPE_REALTIME       0xF9U
 219
 220/* Implementation Use Extended Attribute (UDF 2.50 3.3.4.5) */
 221/* FreeEASpace (UDF 2.50 3.3.4.5.1.1) */
 222struct freeEaSpace {
 223        __le16          headerChecksum;
 224        uint8_t         freeEASpace[0];
 225} __attribute__ ((packed));
 226
 227/* DVD Copyright Management Information (UDF 2.50 3.3.4.5.1.2) */
 228struct DVDCopyrightImpUse {
 229        __le16          headerChecksum;
 230        uint8_t         CGMSInfo;
 231        uint8_t         dataType;
 232        uint8_t         protectionSystemInfo[4];
 233} __attribute__ ((packed));
 234
 235/* Application Use Extended Attribute (UDF 2.50 3.3.4.6) */
 236/* FreeAppEASpace (UDF 2.50 3.3.4.6.1) */
 237struct freeAppEASpace {
 238        __le16          headerChecksum;
 239        uint8_t         freeEASpace[0];
 240} __attribute__ ((packed));
 241
 242/* UDF Defined System Stream (UDF 2.50 3.3.7) */
 243#define UDF_ID_UNIQUE_ID                "*UDF Unique ID Mapping Data"
 244#define UDF_ID_NON_ALLOC                "*UDF Non-Allocatable Space"
 245#define UDF_ID_POWER_CAL                "*UDF Power Cal Table"
 246#define UDF_ID_BACKUP                   "*UDF Backup"
 247
 248/* Operating System Identifiers (UDF 2.50 6.3) */
 249#define UDF_OS_CLASS_UNDEF              0x00U
 250#define UDF_OS_CLASS_DOS                0x01U
 251#define UDF_OS_CLASS_OS2                0x02U
 252#define UDF_OS_CLASS_MAC                0x03U
 253#define UDF_OS_CLASS_UNIX               0x04U
 254#define UDF_OS_CLASS_WIN9X              0x05U
 255#define UDF_OS_CLASS_WINNT              0x06U
 256#define UDF_OS_CLASS_OS400              0x07U
 257#define UDF_OS_CLASS_BEOS               0x08U
 258#define UDF_OS_CLASS_WINCE              0x09U
 259
 260#define UDF_OS_ID_UNDEF                 0x00U
 261#define UDF_OS_ID_DOS                   0x00U
 262#define UDF_OS_ID_OS2                   0x00U
 263#define UDF_OS_ID_MAC                   0x00U
 264#define UDF_OS_ID_MAX_OSX               0x01U
 265#define UDF_OS_ID_UNIX                  0x00U
 266#define UDF_OS_ID_AIX                   0x01U
 267#define UDF_OS_ID_SOLARIS               0x02U
 268#define UDF_OS_ID_HPUX                  0x03U
 269#define UDF_OS_ID_IRIX                  0x04U
 270#define UDF_OS_ID_LINUX                 0x05U
 271#define UDF_OS_ID_MKLINUX               0x06U
 272#define UDF_OS_ID_FREEBSD               0x07U
 273#define UDF_OS_ID_WIN9X                 0x00U
 274#define UDF_OS_ID_WINNT                 0x00U
 275#define UDF_OS_ID_OS400                 0x00U
 276#define UDF_OS_ID_BEOS                  0x00U
 277#define UDF_OS_ID_WINCE                 0x00U
 278
 279#endif /* _OSTA_UDF_H */
 280
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