iso9660.h@ 66735

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iso9660vfs.cpp: Can find and read files from iso.
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1	/* $Id: iso9660.h 66735 2017-05-01 23:26:04Z vboxsync $ */
2	/** @file
3	* IPRT, ISO 9660 File System
4	*/
5
6	/*
7	* Copyright (C) 2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* The contents of this file may alternatively be used under the terms
18	* of the Common Development and Distribution License Version 1.0
19	* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20	* VirtualBox OSE distribution, in which case the provisions of the
21	* CDDL are applicable instead of those of the GPL.
22	*
23	* You may elect to license modified versions of this file under the
24	* terms and conditions of either the GPL or the CDDL or both.
25	*/
26
27	#ifndef ___iprt_formats_iso9660_h
28	#define ___iprt_formats_iso9660_h
29
30	#include <iprt/types.h>
31	#include <iprt/assert.h>
32
33
34	/** @defgroup grp_rt_formats_iso9660 ISO 9660 structures and definitions
35	* @ingroup grp_rt_formats
36	* @{
37	*/
38
39
40	/** The (default) logical sectors size of ISO 9660. */
41	#define ISO9660_SECTOR_SIZE 2048
42
43	/** Accessor for ISO9660U16 and ISO9660U32 that retrievs the member value for
44	* the host endianess. */
45	#ifdef RT_BIG_ENDIAN
46	# define ISO9660_GET_ENDIAN(a_pInt) ((a_pInt)->be)
47	#else
48	# define ISO9660_GET_ENDIAN(a_pInt) ((a_pInt)->le)
49	#endif
50
51
52	/**
53	* ISO 9660 16-bit unsigned integer type.
54	*/
55	typedef struct ISO9660U16
56	{
57	/** Little endian. */
58	uint16_t le;
59	/** Big endian. */
60	uint16_t be;
61	} ISO9660U16;
62	/** Pointer to an ISO 9660 16-bit unsigned integer type. */
63	typedef ISO9660U16 *PISO9660U16;
64	/** Pointer to a const ISO 9660 16-bit unsigned integer type. */
65	typedef ISO9660U16 const *PCISO9660U16;
66
67	/** ISO 9660 big endian 16-bit unsigned integer. */
68	typedef uint16_t ISO9660U16BE;
69
70
71	/**
72	* ISO 9660 32-bit unsigned integer type.
73	*/
74	typedef struct ISO9660U32
75	{
76	/** Little endian. */
77	uint32_t le;
78	/** Big endian. */
79	uint32_t be;
80	} ISO9660U32;
81	/** Pointer to an ISO 9660 32-bit unsigned integer type. */
82	typedef ISO9660U32 *PISO9660U32;
83	/** Pointer to a const ISO 9660 32-bit unsigned integer type. */
84	typedef ISO9660U32 const *PCISO9660U32;
85
86	/** ISO 9660 little endian 32-bit unsigned integer. */
87	typedef uint32_t ISO9660U32LE;
88	/** ISO 9660 big endian 32-bit unsigned integer. */
89	typedef uint32_t ISO9660U32BE;
90
91	/**
92	* ISO 9660 timestamp (date & time).
93	*/
94	typedef struct ISO9660TIMESTAMP
95	{
96	/** 0x00: For digit year (0001-9999). */
97	char achYear[4];
98	/** 0x04: Month of the year (01-12). */
99	char achMonth[2];
100	/** 0x06: Day of month (01-31). */
101	char achDay[2];
102	/** 0x08: Hour of day (00-23). */
103	char achHour[2];
104	/** 0x0a: Minute of hour (00-59). */
105	char achMinute[2];
106	/** 0x0c: Second of minute (00-59). */
107	char achSecond[2];
108	/** 0x0e: Hundreth of second (00-99). */
109	char achCentisecond[2];
110	/** 0x10: The UTC (GMT) offset in 15 min units. */
111	int8_t offUtc;
112	} ISO9660TIMESTAMP;
113	AssertCompileSize(ISO9660TIMESTAMP, 17);
114	/** Pointer to an ISO 9660 timestamp. */
115	typedef ISO9660TIMESTAMP *PISO9660TIMESTAMP;
116	/** Pointer to a const ISO 9660 timestamp. */
117	typedef ISO9660TIMESTAMP const *PCISO9660TIMESTAMP;
118
119	/**
120	* ISO 9660 record timestamp (date & time).
121	*/
122	typedef struct ISO9660RECTIMESTAMP
123	{
124	/** 0: Years since 1900. */
125	uint8_t bYear;
126	/** 1: Month of year (1-12). */
127	uint8_t bMonth;
128	/** 2: Day of month (1-31). */
129	uint8_t bDay;
130	/** 3: Hour of day (0-23). */
131	uint8_t bHour;
132	/** 4: Minute of hour (0-59). */
133	uint8_t bMinute;
134	/** 5: Second of minute (0-59). */
135	uint8_t bSecond;
136	/** 6: The UTC (GMT) offset in 15 min units. */
137	int8_t offUtc;
138	} ISO9660RECTIMESTAMP;
139	AssertCompileSize(ISO9660RECTIMESTAMP, 7);
140	/** Pointer to an ISO 9660 record timestamp. */
141	typedef ISO9660RECTIMESTAMP *PISO9660RECTIMESTAMP;
142	/** Pointer to a const ISO 9660 record timestamp. */
143	typedef ISO9660RECTIMESTAMP const *PCISO9660RECTIMESTAMP;
144
145
146	/**
147	* ISO 9660 directory record.
148	*/
149	#pragma pack(1)
150	typedef struct ISO9660DIRREC
151	{
152	/** 0x00: Length of this record in bytes. */
153	uint8_t cbDirRec;
154	/** 0x01: Extended attribute record length in bytes? */
155	uint8_t cbExtAttr;
156	/** 0x02: Location of extent (logical block number).
157	* @note Misaligned. */
158	ISO9660U32 offExtent;
159	/** 0x0a: Size of the data (file section). Does not include EAs.
160	* @note Misaligned. */
161	ISO9660U32 cbData;
162	/** 0x12: Recording time and date. */
163	ISO9660RECTIMESTAMP RecTime;
164	/** 0x19: File flags (ISO9660_FILE_FLAGS_XXX). */
165	uint8_t fFileFlags;
166	/** 0x1a: File unit size for interlaved mode. */
167	uint8_t bFileUnitSize;
168	/** 0x1b: Interlave gap size. */
169	uint8_t bInterleaveGapSize;
170	/** 0x1c: Volume sequence number where the extent resides. */
171	ISO9660U16 VolumeSeqNo;
172	/** 0x20: Length of file identifier field. */
173	uint8_t bFileIdLength;
174	/** 0x21: File identifier (d-characters or d1-characters). */
175	char achFileId[1];
176	/* There are more fields following:
177	* - one byte optional padding so the following field is at an even boundrary.
178	* - system use field until cbDirRec is reached.
179	*/
180	} ISO9660DIRREC;
181	#pragma pack()
182	AssertCompileMemberOffset(ISO9660DIRREC, offExtent, 0x02);
183	AssertCompileMemberOffset(ISO9660DIRREC, cbData, 0x0a);
184	AssertCompileMemberOffset(ISO9660DIRREC, RecTime, 0x12);
185	AssertCompileMemberOffset(ISO9660DIRREC, fFileFlags, 0x19);
186	AssertCompileMemberOffset(ISO9660DIRREC, bFileIdLength, 0x20);
187	AssertCompileMemberOffset(ISO9660DIRREC, achFileId, 0x21);
188	/** Pointer to an ISO 9660 directory record. */
189	typedef ISO9660DIRREC *PISO9660DIRREC;
190	/** Pointer to a const ISO 9660 directory record. */
191	typedef ISO9660DIRREC const *PCISO9660DIRREC;
192
193	/** @name ISO9660_FILE_FLAGS_XXX
194	* @{ */
195	/** Existence - Hide the file from the user. */
196	#define ISO9660_FILE_FLAGS_HIDDEN UINT8_C(0x01)
197	/** Directory - Indicates a directory as apposed to a regular file (0). */
198	#define ISO9660_FILE_FLAGS_DIRECTORY UINT8_C(0x02)
199	/** Assocated File - Indicates that the file is an associated file. */
200	#define ISO9660_FILE_FLAGS_ASSOCIATED_FILE UINT8_C(0x04)
201	/** Record - Indicates specified file content record format (see EAs). */
202	#define ISO9660_FILE_FLAGS_RECORD UINT8_C(0x08)
203	/** Protection - Indicates owner/group or permission protection in EAs. */
204	#define ISO9660_FILE_FLAGS_PROTECTION UINT8_C(0x10)
205	/** Reserved bit, MBZ. */
206	#define ISO9660_FILE_FLAGS_RESERVED_5 UINT8_C(0x20)
207	/** Reserved bit, MBZ. */
208	#define ISO9660_FILE_FLAGS_RESERVED_6 UINT8_C(0x40)
209	/** Multi-extend - Indicates that this isn't the final record for the file.
210	* @remarks Use for working around 4 GiB file size limitation. */
211	#define ISO9660_FILE_FLAGS_MULTI_EXTENT UINT8_C(0x80)
212	/** @} */
213
214
215	/**
216	* ISO 9660 path table record.
217	*/
218	#pragma pack(1)
219	typedef struct ISO9660PATHREC
220	{
221	/** 0x00: Length of this record in bytes. */
222	uint8_t cbDirId;
223	/** 0x01: Extended attribute record length in bytes? */
224	uint8_t cbExtAttr;
225	/** 0x02: Location of extent (logical block number).
226	* @note Endianess depends on table.
227	* @note Misaligned. */
228	uint32_t offExtent;
229	/** 0x06: Parent directory number.
230	* @note Endianess depends on table. */
231	uint16_t idParentRec;
232	/** 0x08: Directory identifier (d-characters or d1-characters). */
233	char achDirId[RT_FLEXIBLE_ARRAY];
234	/* There will be a zero padding byte following if the directory identifier length is odd. */
235	} ISO9660PATHREC;
236	#pragma pack()
237	AssertCompileMemberOffset(ISO9660PATHREC, cbExtAttr, 0x01);
238	AssertCompileMemberOffset(ISO9660PATHREC, offExtent, 0x02);
239	AssertCompileMemberOffset(ISO9660PATHREC, idParentRec, 0x06);
240	AssertCompileMemberOffset(ISO9660PATHREC, achDirId, 0x08);
241
242
243	/**
244	* ISO 9660 extended attribute record.
245	*/
246	typedef struct ISO9660EXATTRREC
247	{
248	/** 0x000: The owener ID. */
249	ISO9660U16 idOwner;
250	/** 0x004: The owener ID. */
251	ISO9660U16 idGroup;
252	/** 0x008: File permissions (ISO9660_PERM_XXX). */
253	ISO9660U16BE fPermissions;
254	/** 0x00a: File creation timestamp. */
255	ISO9660TIMESTAMP BirthTimestamp;
256	/** 0x01b: File modification timestamp. */
257	ISO9660TIMESTAMP ModifyTimestamp;
258	/** 0x02c: File expiration timestamp. */
259	ISO9660TIMESTAMP ExpireTimestamp;
260	/** 0x03d: File effective timestamp. */
261	ISO9660TIMESTAMP EffectiveTimestamp;
262	/** 0x04e: Record format. */
263	uint8_t bRecordFormat;
264	/** 0x04f: Record attributes. */
265	uint8_t fRecordAttrib;
266	/** 0x050: Record length. */
267	ISO9660U16 RecordLength;
268	/** 0x054: System identifier (a-characters or a1-characters). */
269	char achSystemId[0x20];
270	/** 0x074: System specific bytes. */
271	uint8_t abSystemUse[64];
272	/** 0x0b4: Extended attribute record version (ISO9660EXATTRREC_VERSION). */
273	uint8_t bExtRecVersion;
274	/** 0x0b5: Length of escape sequences. */
275	uint8_t cbEscapeSequences;
276	/** 0x0b6: Reserved for the future, MBZ. */
277	uint8_t abReserved183[64];
278	/** 0x0f6: Length of the application use field. */
279	ISO9660U16 cbAppUse;
280	/** 0x0fa: Variable sized application use field. */
281	uint8_t abAppUse[RT_FLEXIBLE_ARRAY];
282	/* This is followed by escape sequences with length given by cbEscapeSequnces. */
283	} ISO9660EXATTRREC;
284	AssertCompileMemberOffset(ISO9660EXATTRREC, EffectiveTimestamp, 0x03d);
285	AssertCompileMemberOffset(ISO9660EXATTRREC, cbAppUse, 0x0f6);
286
287	/** The ISO9660EXATTRREC::bExtRecVersion value. */
288	#define ISO9660EXATTRREC_VERSION UINT8_C(0x01)
289
290	/** @name ISO9660_PERM_XXX - ISO9660EXATTRREC::fPermissions
291	* @{ */
292	/** @todo figure out this wird permission stuff... */
293	/** @} */
294
295
296	/**
297	* ISO 9660 volume descriptor header.
298	*/
299	typedef struct ISO9660VOLDESCHDR
300	{
301	/** Descriptor type ISO9660VOLDESC_TYPE_XXX. */
302	uint8_t bDescType;
303	/** Standard identifier 'CD001' */
304	uint8_t achStdId[5];
305	/** The descriptor version. */
306	uint8_t bDescVersion;
307	/* (This is followed by the descriptor specific data). */
308	} ISO9660VOLDESCHDR;
309	AssertCompileSize(ISO9660VOLDESCHDR, 7);
310	/** Pointer to a volume descriptor header. */
311	typedef ISO9660VOLDESCHDR *PISO9660VOLDESCHDR;
312	/** Pointer to a const volume descriptor header. */
313	typedef ISO9660VOLDESCHDR const *PCISO9660VOLDESCHDR;
314
315	/** @name ISO9660VOLDESC_TYPE_XXX - volume descriptor types
316	* @{ */
317	/** See ISO9660BOOTRECORD. */
318	#define ISO9660VOLDESC_TYPE_BOOT_RECORD UINT8_C(0x00)
319	/** See ISO9660PRIMARYVOLDESC. */
320	#define ISO9660VOLDESC_TYPE_PRIMARY UINT8_C(0x01)
321	/** See ISO9660SUPVOLDESC. */
322	#define ISO9660VOLDESC_TYPE_SUPPLEMENTARY UINT8_C(0x02)
323	/** See ISO9660VOLPARTDESC. */
324	#define ISO9660VOLDESC_TYPE_PARTITION UINT8_C(0x03)
325	/** Terminates the volume descriptor set. Has no data (zeros), version is 1. */
326	#define ISO9660VOLDESC_TYPE_TERMINATOR UINT8_C(0xff)
327	/** @} */
328
329	/** The value of ISO9660VOLDESCHDR::achStdId */
330	#define ISO9660VOLDESC_STD_ID "CD001"
331	#define ISO9660VOLDESC_STD_ID_0 'C'
332	#define ISO9660VOLDESC_STD_ID_1 'D'
333	#define ISO9660VOLDESC_STD_ID_2 '0'
334	#define ISO9660VOLDESC_STD_ID_3 '0'
335	#define ISO9660VOLDESC_STD_ID_4 '1'
336
337
338
339	/**
340	* ISO 9660 boot record (volume descriptor).
341	*/
342	typedef struct ISO9660BOOTRECORD
343	{
344	/** The volume descriptor header.
345	* Type is ISO9660VOLDESC_TYPE_BOOT_RECORD and version
346	* ISO9660BOOTRECORD_VERSION. */
347	ISO9660VOLDESCHDR Hdr;
348	/** Boot system identifier string (a-characters). */
349	char achBootSystemId[32];
350	/** Boot identifier (a-characters). */
351	char achBootId[32];
352	/** Boot system specific content. */
353	uint8_t abBootSystemSpecific[1977];
354	} ISO9660BOOTRECORD;
355	AssertCompileSize(ISO9660BOOTRECORD, ISO9660_SECTOR_SIZE);
356	/** Pointer to a ISO 9660 boot record. */
357	typedef ISO9660BOOTRECORD *PISO9660BOOTRECORD;
358	/** Pointer to a const ISO 9660 boot record. */
359	typedef ISO9660BOOTRECORD const *PCISO9660BOOTRECORD;
360
361	/** The value of ISO9660BOOTRECORD::Hdr.uDescVersion. */
362	#define ISO9660BOOTRECORD_VERSION UINT8_C(1)
363
364
365
366	/**
367	* ISO 9660 primary volume descriptor.
368	*/
369	typedef struct ISO9660PRIMARYVOLDESC
370	{
371	/** 0x000: The volume descriptor header.
372	* Type is ISO9660VOLDESC_TYPE_PRIMARY and version
373	* ISO9660PRIMARYVOLDESC_VERSION. */
374	ISO9660VOLDESCHDR Hdr;
375	/** 0x007: Explicit alignment zero padding. */
376	uint8_t bPadding8;
377	/** 0x008: System identifier (a-characters). */
378	char achSystemId[32];
379	/** 0x028: Volume identifier (d-characters). */
380	char achVolumeId[32];
381	/** 0x048: Unused field, zero filled. */
382	ISO9660U32 Unused73;
383	/** 0x050: Volume space size in logical blocks (cbLogicalBlock). */
384	ISO9660U32 VolumeSpaceSize;
385	/** 0x058: Unused field(s), zero filled. */
386	uint8_t abUnused89[32];
387	/** 0x078: The number of volumes in the volume set. */
388	ISO9660U16 cVolumesInSet;
389	/** 0x07c: Volume sequence number. */
390	ISO9660U16 VolumeSeqNo;
391	/** 0x080: Logical block size in bytes. */
392	ISO9660U16 cbLogicalBlock;
393	/** 0x084: Path table size. */
394	ISO9660U32 cbPathTable;
395	/** 0x08c: Type L(ittle endian) path table location (block offset). */
396	ISO9660U32LE offTypeLPathTable;
397	/** 0x090: Optional type L(ittle endian) path table location (block offset). */
398	ISO9660U32LE offOptionalTypeLPathTable;
399	/** 0x094: Type M (big endian) path table location (block offset). */
400	ISO9660U32BE offTypeMPathTable;
401	/** 0x098: Optional type M (big endian) path table location (block offset). */
402	ISO9660U32BE offOptionalTypeMPathTable;
403	/** 0x09c: Directory entry for the root directory (union). */
404	union
405	{
406	uint8_t ab[34];
407	ISO9660DIRREC DirRec;
408	} RootDir;
409	/** 0x0be: Volume set identifier (d-characters). */
410	char achVolumeSetId[128];
411	/** 0x13e: Publisher identifier (a-characters). Alternatively, it may refere to
412	* a file in the root dir if it starts with 0x5f and restricts itself to 8
413	* d-characters. */
414	char achPublisherId[128];
415	/** 0x1be: Data preparer identifier (a-characters).
416	* Same file reference alternative as previous field. */
417	char achDataPreparerId[128];
418	/** 0x23e: Application identifier (a-characters).
419	* Same file reference alternative as previous field. */
420	char achApplicationId[128];
421	/** 0x2be: Copyright (root) file identifier (d-characters).
422	* All spaces if none. */
423	char achCopyrightFileId[37];
424	/** 0x2e3: Abstract (root) file identifier (d-characters).
425	* All spaces if none. */
426	char achAbstractFileId[37];
427	/** 0x308: Bibliographic file identifier (d-characters).
428	* All spaces if none. */
429	char achBibliographicFileId[37];
430	/** 0x32d: Volume creation date and time. */
431	ISO9660TIMESTAMP BirthTime;
432	/** 0x33e: Volume modification date and time. */
433	ISO9660TIMESTAMP ModifyTime;
434	/** 0x34f: Volume (data) expiration date and time.
435	* If not specified, don't regard data as obsolete. */
436	ISO9660TIMESTAMP ExpireTime;
437	/** 0x360: Volume (data) effective date and time.
438	* If not specified, info can be used immediately. */
439	ISO9660TIMESTAMP EffectiveTime;
440	/** 0x371: File structure version (ISO9660_FILE_STRUCTURE_VERSION). */
441	uint8_t bFileStructureVersion;
442	/** 0x372: Reserve for future, MBZ. */
443	uint8_t bReserved883;
444	/** 0x373: Reserve for future, MBZ. */
445	uint8_t abAppUse[512];
446	/** 0x573: Reserved for future standardization, MBZ. */
447	uint8_t abReserved1396[653];
448	} ISO9660PRIMARYVOLDESC;
449	AssertCompileSize(ISO9660PRIMARYVOLDESC, ISO9660_SECTOR_SIZE);
450	/** Pointer to a ISO 9660 primary volume descriptor. */
451	typedef ISO9660PRIMARYVOLDESC *PISO9660PRIMARYVOLDESC;
452	/** Pointer to a const ISO 9660 primary volume descriptor. */
453	typedef ISO9660PRIMARYVOLDESC const *PCISO9660PRIMARYVOLDESC;
454
455	/** The value of ISO9660PRIMARYVOLDESC::Hdr.uDescVersion. */
456	#define ISO9660PRIMARYVOLDESC_VERSION UINT8_C(1)
457	/** The value of ISO9660PRIMARYVOLDESC::bFileStructureVersion and
458	* ISO9660SUPVOLDESC::bFileStructureVersion. */
459	#define ISO9660_FILE_STRUCTURE_VERSION UINT8_C(1)
460
461
462
463	/**
464	* ISO 9660 supplementary volume descriptor.
465	*
466	* This is in the large parts identicial to the primary descriptor, except it
467	* have a few more fields where the primary one has reserved spaces.
468	*/
469	typedef struct ISO9660SUPVOLDESC
470	{
471	/** 0x000: The volume descriptor header.
472	* Type is ISO9660VOLDESC_TYPE_SUPPLEMENTARY and version
473	* ISO9660SUPVOLDESC_VERSION. */
474	ISO9660VOLDESCHDR Hdr;
475	/** 0x007: Volume flags (ISO9660SUPVOLDESC_VOL_F_XXX).
476	* @note This is reserved in the primary volume descriptor. */
477	uint8_t fVolumeFlags;
478	/** 0x008: System identifier (a1-characters) of system that can act upon
479	* sectors 0 thru 15.
480	* @note Purpose differs from primary description. */
481	char achSystemId[32];
482	/** 0x028: Volume identifier (d1-characters).
483	* @note Character set differs from primary description. */
484	char achVolumeId[32];
485	/** 0x048: Unused field, zero filled. */
486	ISO9660U32 Unused73;
487	/** 0x050: Volume space size in logical blocks (cbLogicalBlock). */
488	ISO9660U32 VolumeSpaceSize;
489	/** 0x058: Escape sequences.
490	* Complicated stuff, see ISO 2022 and ECMA-35.
491	* @note This is reserved in the primary volume descriptor. */
492	uint8_t abEscapeSequences[32];
493	/** 0x078: The number of volumes in the volume set. */
494	ISO9660U16 cVolumesInSet;
495	/** 0x07c: Volume sequence number. */
496	ISO9660U16 VolumeSeqNo;
497	/** 0x080: Logical block size in bytes. */
498	ISO9660U16 cbLogicalBlock;
499	/** 0x084: Path table size. */
500	ISO9660U32 cbPathTable;
501	/** 0x08c: Type L(ittle endian) path table location (block offset). */
502	ISO9660U32LE offTypeLPathTable;
503	/** 0x090: Optional type L(ittle endian) path table location (block offset). */
504	ISO9660U32LE offOptionalTypeLPathTable;
505	/** 0x094: Type M (big endian) path table location (block offset). */
506	ISO9660U32BE offTypeMPathTable;
507	/** 0x098: Optional type M (big endian) path table location (block offset). */
508	ISO9660U32BE offOptionalTypeMPathTable;
509	/** 0x09c: Directory entry for the root directory (union). */
510	union
511	{
512	uint8_t ab[34];
513	ISO9660DIRREC DirRec;
514	} RootDir;
515	/** 0x0be: Volume set identifier (d1-characters).
516	* @note Character set differs from primary description. */
517	char achVolumeSetId[128];
518	/** 0x13e: Publisher identifier (a1-characters). Alternatively, it may refere
519	* to a file in the root dir if it starts with 0x5f and restricts itself to 8
520	* d1-characters.
521	* @note Character set differs from primary description. */
522	char achPublisherId[128];
523	/** 0x1be: Data preparer identifier (a1-characters).
524	* Same file reference alternative as previous field.
525	* @note Character set differs from primary description. */
526	char achDataPreparerId[128];
527	/** 0x23e: Application identifier (a1-characters).
528	* Same file reference alternative as previous field.
529	* @note Character set differs from primary description. */
530	char achApplicationId[128];
531	/** 0x2be: Copyright (root) file identifier (d1-characters).
532	* All spaces if none.
533	* @note Character set differs from primary description. */
534	char achCopyrightFileId[37];
535	/** 0x2e3: Abstract (root) file identifier (d1-characters).
536	* All spaces if none.
537	* @note Character set differs from primary description. */
538	char achAbstractFileId[37];
539	/** 0x308: Bibliographic file identifier (d1-characters).
540	* All spaces if none.
541	* @note Character set differs from primary description. */
542	char achBibliographicFileId[37];
543	/** 0x32d: Volume creation date and time. */
544	ISO9660TIMESTAMP BirthTime;
545	/** 0x33e: Volume modification date and time. */
546	ISO9660TIMESTAMP ModifyTime;
547	/** 0x34f: Volume (data) expiration date and time.
548	* If not specified, don't regard data as obsolete. */
549	ISO9660TIMESTAMP ExpireTime;
550	/** 0x360: Volume (data) effective date and time.
551	* If not specified, info can be used immediately. */
552	ISO9660TIMESTAMP EffectiveTime;
553	/** 0x371: File structure version (ISO9660_FILE_STRUCTURE_VERSION). */
554	uint8_t bFileStructureVersion;
555	/** 0x372: Reserve for future, MBZ. */
556	uint8_t bReserved883;
557	/** 0x373: Reserve for future, MBZ. */
558	uint8_t abAppUse[512];
559	/** 0x573: Reserved for future standardization, MBZ. */
560	uint8_t abReserved1396[653];
561	} ISO9660SUPVOLDESC;
562	AssertCompileSize(ISO9660SUPVOLDESC, ISO9660_SECTOR_SIZE);
563	/** Pointer to a ISO 9660 supplementary volume descriptor. */
564	typedef ISO9660SUPVOLDESC *PISO9660SUPVOLDESC;
565	/** Pointer to a const ISO 9660 supplementary volume descriptor. */
566	typedef ISO9660SUPVOLDESC const *PCISO9660SUPVOLDESC;
567	/** The value of ISO9660SUPVOLDESC::Hdr.uDescVersion. */
568	#define ISO9660SUPVOLDESC_VERSION UINT8_C(1)
569
570	/** @name ISO9660SUPVOLDESC_VOL_F_XXX - ISO9660SUPVOLDESC::fVolumeFlags
571	* @{ */
572	#define ISO9660SUPVOLDESC_VOL_F_ESC_ONLY_REG UINT8_C(0x00)
573	#define ISO9660SUPVOLDESC_VOL_F_ESC_NOT_REG UINT8_C(0x01)
574	/** @} */
575
576
577
578	/**
579	* ISO 9660 volume partition descriptor.
580	*/
581	typedef struct ISO9660VOLPARTDESC
582	{
583	/** 0x000: The volume descriptor header.
584	* Type is ISO9660VOLDESC_TYPE_PARTITION and version
585	* ISO9660VOLPARTDESC_VERSION. */
586	ISO9660VOLDESCHDR Hdr;
587	/** 0x007: Alignment padding. */
588	uint8_t bPadding8;
589	/** 0x008: System identifier (a-characters). */
590	char achSystemId[32];
591	/** 0x028: Volume partition identifier (d-characters). */
592	char achVolumePartitionId[32];
593	/** 0x048: The location of the partition (logical block number). */
594	ISO9660U32 offVolumePartition;
595	/** 0x050: The partition size in logical blocks (cbLogicalBlock). */
596	ISO9660U32 VolumePartitionSize;
597	/** 0x058: System specific data. */
598	uint8_t achSystemUse[1960];
599	} ISO9660VOLPARTDESC;
600	AssertCompileSize(ISO9660VOLPARTDESC, ISO9660_SECTOR_SIZE);
601	/** Pointer to an ISO 9660 volume partition description. */
602	typedef ISO9660VOLPARTDESC *PISO9660VOLPARTDESC;
603	/** Pointer to a const ISO 9660 volume partition description. */
604	typedef ISO9660VOLPARTDESC const *PCISO9660VOLPARTDESC;
605	/** The value of ISO9660VOLPARTDESC::Hdr.uDescVersion. */
606	#define ISO9660VOLPARTDESC_VERSION UINT8_C(1)
607
608
609
610	/** @name Joliet escape sequence identifiers.
611	*
612	* These bytes appears in the supplementary volume descriptor field
613	* abEscapeSequences. The ISO9660SUPVOLDESC_VOL_F_ESC_NOT_REG flags will not
614	* be set.
615	*
616	* @{ */
617	#define ISO9660_JOLIET_ESC_SEQ_0 UINT8_C(0x25) /*< First escape sequence byte./
618	#define ISO9660_JOLIET_ESC_SEQ_1 UINT8_C(0x2f) /*< Second escape sequence byte./
619	#define ISO9660_JOLIET_ESC_SEQ_2_LEVEL_1 UINT8_C(0x40) /*< Third escape sequence byte: level 1 /
620	#define ISO9660_JOLIET_ESC_SEQ_2_LEVEL_2 UINT8_C(0x43) /*< Third escape sequence byte: level 2 /
621	#define ISO9660_JOLIET_ESC_SEQ_2_LEVEL_3 UINT8_C(0x45) /*< Third escape sequence byte: level 3 /
622	/** @} */
623
624
625	/** @} */
626
627	#endif
628

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source: vbox/trunk/include/iprt/formats/iso9660.h@ 66735

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