xref: /linux/fs/udf/osta_udf.h (revision 762f99f4f3cb41a775b5157dd761217beba65873)
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 */
306