Root/fs/udf/osta_udf.h

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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