cdf.h revision e46ca9aa7ac7fb0d486b2bdca760e288f76b160e
1/*-
2 * Copyright (c) 2008 Christos Zoulas
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
15 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
16 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24 * POSSIBILITY OF SUCH DAMAGE.
25 */
26/*
27 * Parse Composite Document Files, the format used in Microsoft Office
28 * document files before they switched to zipped XML.
29 * Info from: http://sc.openoffice.org/compdocfileformat.pdf
30 *
31 * N.B. This is the "Composite Document File" format, and not the
32 * "Compound Document Format", nor the "Channel Definition Format".
33 */
34
35#ifndef _H_CDF_
36#define _H_CDF_
37
38#ifdef WIN32
39#include <winsock2.h>
40#define timespec timeval
41#define tv_nsec tv_usec
42#endif
43#ifdef __DJGPP__
44#define timespec timeval
45#define tv_nsec tv_usec
46#endif
47
48typedef int32_t cdf_secid_t;
49
50#define CDF_LOOP_LIMIT					10000
51
52#define CDF_SECID_NULL					0
53#define CDF_SECID_FREE					-1
54#define CDF_SECID_END_OF_CHAIN				-2
55#define CDF_SECID_SECTOR_ALLOCATION_TABLE		-3
56#define CDF_SECID_MASTER_SECTOR_ALLOCATION_TABLE	-4
57
58typedef struct {
59	uint64_t	h_magic;
60#define CDF_MAGIC	0xE11AB1A1E011CFD0LL
61	uint64_t	h_uuid[2];
62	uint16_t	h_revision;
63	uint16_t	h_version;
64	uint16_t	h_byte_order;
65	uint16_t	h_sec_size_p2;
66	uint16_t	h_short_sec_size_p2;
67	uint8_t		h_unused0[10];
68	uint32_t	h_num_sectors_in_sat;
69	uint32_t	h_secid_first_directory;
70	uint8_t		h_unused1[4];
71	uint32_t	h_min_size_standard_stream;
72	cdf_secid_t	h_secid_first_sector_in_short_sat;
73	uint32_t	h_num_sectors_in_short_sat;
74	cdf_secid_t	h_secid_first_sector_in_master_sat;
75	uint32_t	h_num_sectors_in_master_sat;
76	cdf_secid_t	h_master_sat[436/4];
77} cdf_header_t;
78
79#define CDF_SEC_SIZE(h) ((size_t)(1 << (h)->h_sec_size_p2))
80#define CDF_SEC_POS(h, secid) (CDF_SEC_SIZE(h) + (secid) * CDF_SEC_SIZE(h))
81#define CDF_SHORT_SEC_SIZE(h)	((size_t)(1 << (h)->h_short_sec_size_p2))
82#define CDF_SHORT_SEC_POS(h, secid) ((secid) * CDF_SHORT_SEC_SIZE(h))
83
84typedef int32_t cdf_dirid_t;
85#define CDF_DIRID_NULL	-1
86
87typedef int64_t cdf_timestamp_t;
88#define CDF_BASE_YEAR	1601
89#define CDF_TIME_PREC	10000000
90
91typedef struct {
92	uint16_t	d_name[32];
93	uint16_t	d_namelen;
94	uint8_t		d_type;
95#define CDF_DIR_TYPE_EMPTY		0
96#define CDF_DIR_TYPE_USER_STORAGE	1
97#define CDF_DIR_TYPE_USER_STREAM	2
98#define CDF_DIR_TYPE_LOCKBYTES		3
99#define CDF_DIR_TYPE_PROPERTY		4
100#define CDF_DIR_TYPE_ROOT_STORAGE	5
101	uint8_t		d_color;
102#define CDF_DIR_COLOR_READ	0
103#define CDF_DIR_COLOR_BLACK	1
104	cdf_dirid_t	d_left_child;
105	cdf_dirid_t	d_right_child;
106	cdf_dirid_t	d_storage;
107	uint64_t	d_storage_uuid[2];
108	uint32_t	d_flags;
109	cdf_timestamp_t d_created;
110	cdf_timestamp_t d_modified;
111	cdf_secid_t	d_stream_first_sector;
112	uint32_t	d_size;
113	uint32_t	d_unused0;
114} cdf_directory_t;
115
116#define CDF_DIRECTORY_SIZE	128
117
118typedef struct {
119	cdf_secid_t *sat_tab;
120	size_t sat_len;
121} cdf_sat_t;
122
123typedef struct {
124	cdf_directory_t *dir_tab;
125	size_t dir_len;
126} cdf_dir_t;
127
128typedef struct {
129	void *sst_tab;
130	size_t sst_len;
131	size_t sst_dirlen;
132	size_t sst_ss;
133} cdf_stream_t;
134
135typedef struct {
136	uint32_t	cl_dword;
137	uint16_t	cl_word[2];
138	uint8_t		cl_two[2];
139	uint8_t		cl_six[6];
140} cdf_classid_t;
141
142typedef struct {
143	uint16_t	si_byte_order;
144	uint16_t	si_zero;
145	uint16_t	si_os_version;
146	uint16_t	si_os;
147	cdf_classid_t	si_class;
148	uint32_t	si_count;
149} cdf_summary_info_header_t;
150
151#define CDF_SECTION_DECLARATION_OFFSET 0x1c
152
153typedef struct {
154	cdf_classid_t	sd_class;
155	uint32_t	sd_offset;
156} cdf_section_declaration_t;
157
158typedef struct {
159	uint32_t	sh_len;
160	uint32_t	sh_properties;
161} cdf_section_header_t;
162
163typedef struct {
164	uint32_t	pi_id;
165	uint32_t	pi_type;
166	union {
167		uint16_t	_pi_u16;
168		int16_t		_pi_s16;
169		uint32_t	_pi_u32;
170		int32_t		_pi_s32;
171		uint64_t	_pi_u64;
172		int64_t		_pi_s64;
173		cdf_timestamp_t _pi_tp;
174		float		_pi_f;
175		double		_pi_d;
176		struct {
177			uint32_t s_len;
178			const char *s_buf;
179		} _pi_str;
180	} pi_val;
181#define pi_u64	pi_val._pi_u64
182#define pi_s64	pi_val._pi_s64
183#define pi_u32	pi_val._pi_u32
184#define pi_s32	pi_val._pi_s32
185#define pi_u16	pi_val._pi_u16
186#define pi_s16	pi_val._pi_s16
187#define pi_f	pi_val._pi_f
188#define pi_d	pi_val._pi_d
189#define pi_tp	pi_val._pi_tp
190#define pi_str	pi_val._pi_str
191} cdf_property_info_t;
192
193#define CDF_ROUND(val, by)     (((val) + (by) - 1) & ~((by) - 1))
194
195/* Variant type definitions */
196#define CDF_EMPTY		0x00000000
197#define CDF_NULL		0x00000001
198#define CDF_SIGNED16		0x00000002
199#define CDF_SIGNED32		0x00000003
200#define CDF_FLOAT		0x00000004
201#define CDF_DOUBLE		0x00000005
202#define CDF_CY			0x00000006
203#define CDF_DATE		0x00000007
204#define CDF_BSTR		0x00000008
205#define CDF_DISPATCH		0x00000009
206#define CDF_ERROR		0x0000000a
207#define CDF_BOOL		0x0000000b
208#define CDF_VARIANT		0x0000000c
209#define CDF_UNKNOWN		0x0000000d
210#define CDF_DECIMAL		0x0000000e
211#define CDF_SIGNED8		0x00000010
212#define CDF_UNSIGNED8		0x00000011
213#define CDF_UNSIGNED16		0x00000012
214#define CDF_UNSIGNED32		0x00000013
215#define CDF_SIGNED64		0x00000014
216#define CDF_UNSIGNED64		0x00000015
217#define CDF_INT			0x00000016
218#define CDF_UINT		0x00000017
219#define CDF_VOID		0x00000018
220#define CDF_HRESULT		0x00000019
221#define CDF_PTR			0x0000001a
222#define CDF_SAFEARRAY		0x0000001b
223#define CDF_CARRAY		0x0000001c
224#define CDF_USERDEFINED		0x0000001d
225#define CDF_LENGTH32_STRING	0x0000001e
226#define CDF_LENGTH32_WSTRING	0x0000001f
227#define CDF_FILETIME		0x00000040
228#define CDF_BLOB		0x00000041
229#define CDF_STREAM		0x00000042
230#define CDF_STORAGE		0x00000043
231#define CDF_STREAMED_OBJECT	0x00000044
232#define CDF_STORED_OBJECT	0x00000045
233#define CDF_BLOB_OBJECT		0x00000046
234#define CDF_CLIPBOARD		0x00000047
235#define CDF_CLSID		0x00000048
236#define CDF_VECTOR		0x00001000
237#define CDF_ARRAY		0x00002000
238#define CDF_BYREF		0x00004000
239#define CDF_RESERVED		0x00008000
240#define CDF_ILLEGAL		0x0000ffff
241#define CDF_ILLEGALMASKED	0x00000fff
242#define CDF_TYPEMASK		0x00000fff
243
244#define CDF_PROPERTY_CODE_PAGE			0x00000001
245#define CDF_PROPERTY_TITLE			0x00000002
246#define CDF_PROPERTY_SUBJECT			0x00000003
247#define CDF_PROPERTY_AUTHOR			0x00000004
248#define CDF_PROPERTY_KEYWORDS			0x00000005
249#define CDF_PROPERTY_COMMENTS			0x00000006
250#define CDF_PROPERTY_TEMPLATE			0x00000007
251#define CDF_PROPERTY_LAST_SAVED_BY		0x00000008
252#define CDF_PROPERTY_REVISION_NUMBER		0x00000009
253#define CDF_PROPERTY_TOTAL_EDITING_TIME		0x0000000a
254#define CDF_PROPERTY_LAST_PRINTED		0X0000000b
255#define CDF_PROPERTY_CREATE_TIME		0x0000000c
256#define CDF_PROPERTY_LAST_SAVED_TIME		0x0000000d
257#define CDF_PROPERTY_NUMBER_OF_PAGES		0x0000000e
258#define CDF_PROPERTY_NUMBER_OF_WORDS		0x0000000f
259#define CDF_PROPERTY_NUMBER_OF_CHARACTERS	0x00000010
260#define CDF_PROPERTY_THUMBNAIL			0x00000011
261#define CDF_PROPERTY_NAME_OF_APPLICATION	0x00000012
262#define CDF_PROPERTY_SECURITY			0x00000013
263#define CDF_PROPERTY_LOCALE_ID			0x80000000
264
265typedef struct {
266	int i_fd;
267	const unsigned char *i_buf;
268	size_t i_len;
269} cdf_info_t;
270
271
272typedef struct {
273	uint16_t ce_namlen;
274	uint32_t ce_num;
275	uint64_t ce_timestamp;
276	uint16_t ce_name[256];
277} cdf_catalog_entry_t;
278
279typedef struct {
280	size_t cat_num;
281	cdf_catalog_entry_t cat_e[1];
282} cdf_catalog_t;
283
284struct timespec;
285int cdf_timestamp_to_timespec(struct timespec *, cdf_timestamp_t);
286int cdf_timespec_to_timestamp(cdf_timestamp_t *, const struct timespec *);
287int cdf_read_header(const cdf_info_t *, cdf_header_t *);
288void cdf_swap_header(cdf_header_t *);
289void cdf_unpack_header(cdf_header_t *, char *);
290void cdf_swap_dir(cdf_directory_t *);
291void cdf_unpack_dir(cdf_directory_t *, char *);
292void cdf_swap_class(cdf_classid_t *);
293ssize_t cdf_read_sector(const cdf_info_t *, void *, size_t, size_t,
294    const cdf_header_t *, cdf_secid_t);
295ssize_t cdf_read_short_sector(const cdf_stream_t *, void *, size_t, size_t,
296    const cdf_header_t *, cdf_secid_t);
297int cdf_read_sat(const cdf_info_t *, cdf_header_t *, cdf_sat_t *);
298size_t cdf_count_chain(const cdf_sat_t *, cdf_secid_t, size_t);
299int cdf_read_long_sector_chain(const cdf_info_t *, const cdf_header_t *,
300    const cdf_sat_t *, cdf_secid_t, size_t, cdf_stream_t *);
301int cdf_read_short_sector_chain(const cdf_header_t *, const cdf_sat_t *,
302    const cdf_stream_t *, cdf_secid_t, size_t, cdf_stream_t *);
303int cdf_read_sector_chain(const cdf_info_t *, const cdf_header_t *,
304    const cdf_sat_t *, const cdf_sat_t *, const cdf_stream_t *, cdf_secid_t,
305    size_t, cdf_stream_t *);
306int cdf_read_dir(const cdf_info_t *, const cdf_header_t *, const cdf_sat_t *,
307    cdf_dir_t *);
308int cdf_read_ssat(const cdf_info_t *, const cdf_header_t *, const cdf_sat_t *,
309    cdf_sat_t *);
310int cdf_read_short_stream(const cdf_info_t *, const cdf_header_t *,
311    const cdf_sat_t *, const cdf_dir_t *, cdf_stream_t *,
312    const cdf_directory_t **);
313int cdf_read_property_info(const cdf_stream_t *, const cdf_header_t *, uint32_t,
314    cdf_property_info_t **, size_t *, size_t *);
315int cdf_read_user_stream(const cdf_info_t *, const cdf_header_t *,
316    const cdf_sat_t *, const cdf_sat_t *, const cdf_stream_t *,
317    const cdf_dir_t *, const char *, cdf_stream_t *);
318int cdf_find_stream(const cdf_dir_t *, const char *, int);
319int cdf_read_summary_info(const cdf_info_t *, const cdf_header_t *,
320    const cdf_sat_t *, const cdf_sat_t *, const cdf_stream_t *,
321    const cdf_dir_t *, cdf_stream_t *);
322int cdf_unpack_summary_info(const cdf_stream_t *, const cdf_header_t *,
323    cdf_summary_info_header_t *, cdf_property_info_t **, size_t *);
324int cdf_unpack_catalog(const cdf_header_t *, const cdf_stream_t *,
325    cdf_catalog_t **);
326int cdf_print_classid(char *, size_t, const cdf_classid_t *);
327int cdf_print_property_name(char *, size_t, uint32_t);
328int cdf_print_elapsed_time(char *, size_t, cdf_timestamp_t);
329uint16_t cdf_tole2(uint16_t);
330uint32_t cdf_tole4(uint32_t);
331uint64_t cdf_tole8(uint64_t);
332char *cdf_ctime(const time_t *, char *);
333char *cdf_u16tos8(char *, size_t, const uint16_t *);
334
335#ifdef CDF_DEBUG
336void cdf_dump_header(const cdf_header_t *);
337void cdf_dump_sat(const char *, const cdf_sat_t *, size_t);
338void cdf_dump(const void *, size_t);
339void cdf_dump_stream(const cdf_header_t *, const cdf_stream_t *);
340void cdf_dump_dir(const cdf_info_t *, const cdf_header_t *, const cdf_sat_t *,
341    const cdf_sat_t *, const cdf_stream_t *, const cdf_dir_t *);
342void cdf_dump_property_info(const cdf_property_info_t *, size_t);
343void cdf_dump_summary_info(const cdf_header_t *, const cdf_stream_t *);
344void cdf_dump_catalog(const cdf_header_t *, const cdf_stream_t *);
345#endif
346
347
348#endif /* _H_CDF_ */
349