2 * Copyright (c) 2008 Christos Zoulas
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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.
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
31 * N.B. This is the "Composite Document File" format, and not the
32 * "Compound Document Format", nor the "Channel Definition Format".
38 FILE_RCSID("@(#)$File: cdf.c,v 1.46 2011/09/16 21:23:59 christos Exp $")
61 #define DPRINTF(a) printf a, fflush(stdout)
71 #define NEED_SWAP (cdf_bo.u == (uint32_t)0x01020304)
73 #define CDF_TOLE8(x) ((uint64_t)(NEED_SWAP ? _cdf_tole8(x) : (uint64_t)(x)))
74 #define CDF_TOLE4(x) ((uint32_t)(NEED_SWAP ? _cdf_tole4(x) : (uint32_t)(x)))
75 #define CDF_TOLE2(x) ((uint16_t)(NEED_SWAP ? _cdf_tole2(x) : (uint16_t)(x)))
76 #define CDF_GETUINT32(x, y) cdf_getuint32(x, y)
82 _cdf_tole2(uint16_t sv)
85 uint8_t *s = (uint8_t *)(void *)&sv;
86 uint8_t *d = (uint8_t *)(void *)&rv;
96 _cdf_tole4(uint32_t sv)
99 uint8_t *s = (uint8_t *)(void *)&sv;
100 uint8_t *d = (uint8_t *)(void *)&rv;
112 _cdf_tole8(uint64_t sv)
115 uint8_t *s = (uint8_t *)(void *)&sv;
116 uint8_t *d = (uint8_t *)(void *)&rv;
129 * grab a uint32_t from a possibly unaligned address, and return it in
130 * the native host order.
133 cdf_getuint32(const uint8_t *p, size_t offs)
136 (void)memcpy(&rv, p + offs * sizeof(uint32_t), sizeof(rv));
137 return CDF_TOLE4(rv);
140 #define CDF_UNPACK(a) \
141 (void)memcpy(&(a), &buf[len], sizeof(a)), len += sizeof(a)
142 #define CDF_UNPACKA(a) \
143 (void)memcpy((a), &buf[len], sizeof(a)), len += sizeof(a)
146 cdf_tole2(uint16_t sv)
148 return CDF_TOLE2(sv);
152 cdf_tole4(uint32_t sv)
154 return CDF_TOLE4(sv);
158 cdf_tole8(uint64_t sv)
160 return CDF_TOLE8(sv);
164 cdf_swap_header(cdf_header_t *h)
168 h->h_magic = CDF_TOLE8(h->h_magic);
169 h->h_uuid[0] = CDF_TOLE8(h->h_uuid[0]);
170 h->h_uuid[1] = CDF_TOLE8(h->h_uuid[1]);
171 h->h_revision = CDF_TOLE2(h->h_revision);
172 h->h_version = CDF_TOLE2(h->h_version);
173 h->h_byte_order = CDF_TOLE2(h->h_byte_order);
174 h->h_sec_size_p2 = CDF_TOLE2(h->h_sec_size_p2);
175 h->h_short_sec_size_p2 = CDF_TOLE2(h->h_short_sec_size_p2);
176 h->h_num_sectors_in_sat = CDF_TOLE4(h->h_num_sectors_in_sat);
177 h->h_secid_first_directory = CDF_TOLE4(h->h_secid_first_directory);
178 h->h_min_size_standard_stream =
179 CDF_TOLE4(h->h_min_size_standard_stream);
180 h->h_secid_first_sector_in_short_sat =
181 CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_short_sat);
182 h->h_num_sectors_in_short_sat =
183 CDF_TOLE4(h->h_num_sectors_in_short_sat);
184 h->h_secid_first_sector_in_master_sat =
185 CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_master_sat);
186 h->h_num_sectors_in_master_sat =
187 CDF_TOLE4(h->h_num_sectors_in_master_sat);
188 for (i = 0; i < __arraycount(h->h_master_sat); i++)
189 h->h_master_sat[i] = CDF_TOLE4((uint32_t)h->h_master_sat[i]);
193 cdf_unpack_header(cdf_header_t *h, char *buf)
198 CDF_UNPACK(h->h_magic);
199 CDF_UNPACKA(h->h_uuid);
200 CDF_UNPACK(h->h_revision);
201 CDF_UNPACK(h->h_version);
202 CDF_UNPACK(h->h_byte_order);
203 CDF_UNPACK(h->h_sec_size_p2);
204 CDF_UNPACK(h->h_short_sec_size_p2);
205 CDF_UNPACKA(h->h_unused0);
206 CDF_UNPACK(h->h_num_sectors_in_sat);
207 CDF_UNPACK(h->h_secid_first_directory);
208 CDF_UNPACKA(h->h_unused1);
209 CDF_UNPACK(h->h_min_size_standard_stream);
210 CDF_UNPACK(h->h_secid_first_sector_in_short_sat);
211 CDF_UNPACK(h->h_num_sectors_in_short_sat);
212 CDF_UNPACK(h->h_secid_first_sector_in_master_sat);
213 CDF_UNPACK(h->h_num_sectors_in_master_sat);
214 for (i = 0; i < __arraycount(h->h_master_sat); i++)
215 CDF_UNPACK(h->h_master_sat[i]);
219 cdf_swap_dir(cdf_directory_t *d)
221 d->d_namelen = CDF_TOLE2(d->d_namelen);
222 d->d_left_child = CDF_TOLE4((uint32_t)d->d_left_child);
223 d->d_right_child = CDF_TOLE4((uint32_t)d->d_right_child);
224 d->d_storage = CDF_TOLE4((uint32_t)d->d_storage);
225 d->d_storage_uuid[0] = CDF_TOLE8(d->d_storage_uuid[0]);
226 d->d_storage_uuid[1] = CDF_TOLE8(d->d_storage_uuid[1]);
227 d->d_flags = CDF_TOLE4(d->d_flags);
228 d->d_created = CDF_TOLE8((uint64_t)d->d_created);
229 d->d_modified = CDF_TOLE8((uint64_t)d->d_modified);
230 d->d_stream_first_sector = CDF_TOLE4((uint32_t)d->d_stream_first_sector);
231 d->d_size = CDF_TOLE4(d->d_size);
235 cdf_swap_class(cdf_classid_t *d)
237 d->cl_dword = CDF_TOLE4(d->cl_dword);
238 d->cl_word[0] = CDF_TOLE2(d->cl_word[0]);
239 d->cl_word[1] = CDF_TOLE2(d->cl_word[1]);
243 cdf_unpack_dir(cdf_directory_t *d, char *buf)
247 CDF_UNPACKA(d->d_name);
248 CDF_UNPACK(d->d_namelen);
249 CDF_UNPACK(d->d_type);
250 CDF_UNPACK(d->d_color);
251 CDF_UNPACK(d->d_left_child);
252 CDF_UNPACK(d->d_right_child);
253 CDF_UNPACK(d->d_storage);
254 CDF_UNPACKA(d->d_storage_uuid);
255 CDF_UNPACK(d->d_flags);
256 CDF_UNPACK(d->d_created);
257 CDF_UNPACK(d->d_modified);
258 CDF_UNPACK(d->d_stream_first_sector);
259 CDF_UNPACK(d->d_size);
260 CDF_UNPACK(d->d_unused0);
264 cdf_check_stream_offset(const cdf_stream_t *sst, const cdf_header_t *h,
265 const void *p, size_t tail, int line)
267 const char *b = (const char *)sst->sst_tab;
268 const char *e = ((const char *)p) + tail;
270 if (e >= b && (size_t)(e - b) < CDF_SEC_SIZE(h) * sst->sst_len)
272 DPRINTF(("%d: offset begin %p end %p %" SIZE_T_FORMAT "u"
273 " >= %" SIZE_T_FORMAT "u [%" SIZE_T_FORMAT "u %"
274 SIZE_T_FORMAT "u]\n", line, b, e, (size_t)(e - b),
275 CDF_SEC_SIZE(h) * sst->sst_len, CDF_SEC_SIZE(h), sst->sst_len));
281 cdf_read(const cdf_info_t *info, off_t off, void *buf, size_t len)
283 size_t siz = (size_t)off + len;
285 if ((off_t)(off + len) != (off_t)siz) {
290 if (info->i_buf != NULL && info->i_len >= siz) {
291 (void)memcpy(buf, &info->i_buf[off], len);
295 if (info->i_fd == -1)
298 if (lseek(info->i_fd, off, SEEK_SET) == (off_t)-1)
301 if (read(info->i_fd, buf, len) != (ssize_t)len)
308 cdf_read_header(const cdf_info_t *info, cdf_header_t *h)
312 (void)memcpy(cdf_bo.s, "\01\02\03\04", 4);
313 if (cdf_read(info, (off_t)0, buf, sizeof(buf)) == -1)
315 cdf_unpack_header(h, buf);
317 if (h->h_magic != CDF_MAGIC) {
318 DPRINTF(("Bad magic 0x%" INT64_T_FORMAT "x != 0x%"
319 INT64_T_FORMAT "x\n",
320 (unsigned long long)h->h_magic,
321 (unsigned long long)CDF_MAGIC));
324 if (h->h_sec_size_p2 > 20) {
325 DPRINTF(("Bad sector size 0x%u\n", h->h_sec_size_p2));
328 if (h->h_short_sec_size_p2 > 20) {
329 DPRINTF(("Bad short sector size 0x%u\n",
330 h->h_short_sec_size_p2));
341 cdf_read_sector(const cdf_info_t *info, void *buf, size_t offs, size_t len,
342 const cdf_header_t *h, cdf_secid_t id)
344 assert((size_t)CDF_SEC_SIZE(h) == len);
345 return cdf_read(info, (off_t)CDF_SEC_POS(h, id),
346 ((char *)buf) + offs, len);
350 cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs,
351 size_t len, const cdf_header_t *h, cdf_secid_t id)
353 assert((size_t)CDF_SHORT_SEC_SIZE(h) == len);
354 (void)memcpy(((char *)buf) + offs,
355 ((const char *)sst->sst_tab) + CDF_SHORT_SEC_POS(h, id), len);
360 * Read the sector allocation table.
363 cdf_read_sat(const cdf_info_t *info, cdf_header_t *h, cdf_sat_t *sat)
366 size_t ss = CDF_SEC_SIZE(h);
367 cdf_secid_t *msa, mid, sec;
368 size_t nsatpersec = (ss / sizeof(mid)) - 1;
370 for (i = 0; i < __arraycount(h->h_master_sat); i++)
371 if (h->h_master_sat[i] == CDF_SECID_FREE)
374 #define CDF_SEC_LIMIT (UINT32_MAX / (4 * ss))
375 if ((nsatpersec > 0 &&
376 h->h_num_sectors_in_master_sat > CDF_SEC_LIMIT / nsatpersec) ||
378 DPRINTF(("Number of sectors in master SAT too big %u %"
379 SIZE_T_FORMAT "u\n", h->h_num_sectors_in_master_sat, i));
384 sat->sat_len = h->h_num_sectors_in_master_sat * nsatpersec + i;
385 DPRINTF(("sat_len = %" SIZE_T_FORMAT "u ss = %" SIZE_T_FORMAT "u\n",
387 if ((sat->sat_tab = CAST(cdf_secid_t *, calloc(sat->sat_len, ss)))
391 for (i = 0; i < __arraycount(h->h_master_sat); i++) {
392 if (h->h_master_sat[i] < 0)
394 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h,
395 h->h_master_sat[i]) != (ssize_t)ss) {
396 DPRINTF(("Reading sector %d", h->h_master_sat[i]));
401 if ((msa = CAST(cdf_secid_t *, calloc(1, ss))) == NULL)
404 mid = h->h_secid_first_sector_in_master_sat;
405 for (j = 0; j < h->h_num_sectors_in_master_sat; j++) {
408 if (j >= CDF_LOOP_LIMIT) {
409 DPRINTF(("Reading master sector loop limit"));
413 if (cdf_read_sector(info, msa, 0, ss, h, mid) != (ssize_t)ss) {
414 DPRINTF(("Reading master sector %d", mid));
417 for (k = 0; k < nsatpersec; k++, i++) {
418 sec = CDF_TOLE4((uint32_t)msa[k]);
421 if (i >= sat->sat_len) {
422 DPRINTF(("Out of bounds reading MSA %u >= %u",
427 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h,
428 sec) != (ssize_t)ss) {
429 DPRINTF(("Reading sector %d",
434 mid = CDF_TOLE4((uint32_t)msa[nsatpersec]);
448 cdf_count_chain(const cdf_sat_t *sat, cdf_secid_t sid, size_t size)
451 cdf_secid_t maxsector = (cdf_secid_t)(sat->sat_len * size);
454 for (j = i = 0; sid >= 0; i++, j++) {
455 DPRINTF((" %d", sid));
456 if (j >= CDF_LOOP_LIMIT) {
457 DPRINTF(("Counting chain loop limit"));
461 if (sid > maxsector) {
462 DPRINTF(("Sector %d > %d\n", sid, maxsector));
466 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
473 cdf_read_long_sector_chain(const cdf_info_t *info, const cdf_header_t *h,
474 const cdf_sat_t *sat, cdf_secid_t sid, size_t len, cdf_stream_t *scn)
476 size_t ss = CDF_SEC_SIZE(h), i, j;
478 scn->sst_len = cdf_count_chain(sat, sid, ss);
479 scn->sst_dirlen = len;
481 if (scn->sst_len == (size_t)-1)
484 scn->sst_tab = calloc(scn->sst_len, ss);
485 if (scn->sst_tab == NULL)
488 for (j = i = 0; sid >= 0; i++, j++) {
489 if (j >= CDF_LOOP_LIMIT) {
490 DPRINTF(("Read long sector chain loop limit"));
494 if (i >= scn->sst_len) {
495 DPRINTF(("Out of bounds reading long sector chain "
496 "%u > %u\n", i, scn->sst_len));
500 if ((nr = cdf_read_sector(info, scn->sst_tab, i * ss, ss, h,
501 sid)) != (ssize_t)ss) {
502 if (i == scn->sst_len - 1 && nr > 0) {
503 /* Last sector might be truncated */
506 DPRINTF(("Reading long sector chain %d", sid));
509 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
518 cdf_read_short_sector_chain(const cdf_header_t *h,
519 const cdf_sat_t *ssat, const cdf_stream_t *sst,
520 cdf_secid_t sid, size_t len, cdf_stream_t *scn)
522 size_t ss = CDF_SHORT_SEC_SIZE(h), i, j;
523 scn->sst_len = cdf_count_chain(ssat, sid, CDF_SEC_SIZE(h));
524 scn->sst_dirlen = len;
526 if (sst->sst_tab == NULL || scn->sst_len == (size_t)-1)
529 scn->sst_tab = calloc(scn->sst_len, ss);
530 if (scn->sst_tab == NULL)
533 for (j = i = 0; sid >= 0; i++, j++) {
534 if (j >= CDF_LOOP_LIMIT) {
535 DPRINTF(("Read short sector chain loop limit"));
539 if (i >= scn->sst_len) {
540 DPRINTF(("Out of bounds reading short sector chain "
541 "%u > %u\n", i, scn->sst_len));
545 if (cdf_read_short_sector(sst, scn->sst_tab, i * ss, ss, h,
546 sid) != (ssize_t)ss) {
547 DPRINTF(("Reading short sector chain %d", sid));
550 sid = CDF_TOLE4((uint32_t)ssat->sat_tab[sid]);
559 cdf_read_sector_chain(const cdf_info_t *info, const cdf_header_t *h,
560 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst,
561 cdf_secid_t sid, size_t len, cdf_stream_t *scn)
564 if (len < h->h_min_size_standard_stream && sst->sst_tab != NULL)
565 return cdf_read_short_sector_chain(h, ssat, sst, sid, len,
568 return cdf_read_long_sector_chain(info, h, sat, sid, len, scn);
572 cdf_read_dir(const cdf_info_t *info, const cdf_header_t *h,
573 const cdf_sat_t *sat, cdf_dir_t *dir)
576 size_t ss = CDF_SEC_SIZE(h), ns, nd;
578 cdf_secid_t sid = h->h_secid_first_directory;
580 ns = cdf_count_chain(sat, sid, ss);
581 if (ns == (size_t)-1)
584 nd = ss / CDF_DIRECTORY_SIZE;
586 dir->dir_len = ns * nd;
587 dir->dir_tab = CAST(cdf_directory_t *,
588 calloc(dir->dir_len, sizeof(dir->dir_tab[0])));
589 if (dir->dir_tab == NULL)
592 if ((buf = CAST(char *, malloc(ss))) == NULL) {
597 for (j = i = 0; i < ns; i++, j++) {
598 if (j >= CDF_LOOP_LIMIT) {
599 DPRINTF(("Read dir loop limit"));
603 if (cdf_read_sector(info, buf, 0, ss, h, sid) != (ssize_t)ss) {
604 DPRINTF(("Reading directory sector %d", sid));
607 for (j = 0; j < nd; j++) {
608 cdf_unpack_dir(&dir->dir_tab[i * nd + j],
609 &buf[j * CDF_DIRECTORY_SIZE]);
611 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
614 for (i = 0; i < dir->dir_len; i++)
615 cdf_swap_dir(&dir->dir_tab[i]);
626 cdf_read_ssat(const cdf_info_t *info, const cdf_header_t *h,
627 const cdf_sat_t *sat, cdf_sat_t *ssat)
630 size_t ss = CDF_SEC_SIZE(h);
631 cdf_secid_t sid = h->h_secid_first_sector_in_short_sat;
633 ssat->sat_len = cdf_count_chain(sat, sid, CDF_SEC_SIZE(h));
634 if (ssat->sat_len == (size_t)-1)
637 ssat->sat_tab = CAST(cdf_secid_t *, calloc(ssat->sat_len, ss));
638 if (ssat->sat_tab == NULL)
641 for (j = i = 0; sid >= 0; i++, j++) {
642 if (j >= CDF_LOOP_LIMIT) {
643 DPRINTF(("Read short sat sector loop limit"));
647 if (i >= ssat->sat_len) {
648 DPRINTF(("Out of bounds reading short sector chain "
649 "%u > %u\n", i, ssat->sat_len));
653 if (cdf_read_sector(info, ssat->sat_tab, i * ss, ss, h, sid) !=
655 DPRINTF(("Reading short sat sector %d", sid));
658 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
667 cdf_read_short_stream(const cdf_info_t *info, const cdf_header_t *h,
668 const cdf_sat_t *sat, const cdf_dir_t *dir, cdf_stream_t *scn)
671 const cdf_directory_t *d;
673 for (i = 0; i < dir->dir_len; i++)
674 if (dir->dir_tab[i].d_type == CDF_DIR_TYPE_ROOT_STORAGE)
677 /* If the it is not there, just fake it; some docs don't have it */
678 if (i == dir->dir_len)
680 d = &dir->dir_tab[i];
682 /* If the it is not there, just fake it; some docs don't have it */
683 if (d->d_stream_first_sector < 0)
686 return cdf_read_long_sector_chain(info, h, sat,
687 d->d_stream_first_sector, d->d_size, scn);
696 cdf_namecmp(const char *d, const uint16_t *s, size_t l)
698 for (; l--; d++, s++)
699 if (*d != CDF_TOLE2(*s))
700 return (unsigned char)*d - CDF_TOLE2(*s);
705 cdf_read_summary_info(const cdf_info_t *info, const cdf_header_t *h,
706 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst,
707 const cdf_dir_t *dir, cdf_stream_t *scn)
710 const cdf_directory_t *d;
711 static const char name[] = "\05SummaryInformation";
713 for (i = dir->dir_len; i > 0; i--)
714 if (dir->dir_tab[i - 1].d_type == CDF_DIR_TYPE_USER_STREAM &&
715 cdf_namecmp(name, dir->dir_tab[i - 1].d_name, sizeof(name))
720 DPRINTF(("Cannot find summary information section\n"));
724 d = &dir->dir_tab[i - 1];
725 return cdf_read_sector_chain(info, h, sat, ssat, sst,
726 d->d_stream_first_sector, d->d_size, scn);
730 cdf_read_property_info(const cdf_stream_t *sst, const cdf_header_t *h,
731 uint32_t offs, cdf_property_info_t **info, size_t *count, size_t *maxcount)
733 const cdf_section_header_t *shp;
734 cdf_section_header_t sh;
735 const uint8_t *p, *q, *e;
742 size_t i, o, o4, nelements, j;
743 cdf_property_info_t *inp;
745 if (offs > UINT32_MAX / 4) {
749 shp = CAST(const cdf_section_header_t *, (const void *)
750 ((const char *)sst->sst_tab + offs));
751 if (cdf_check_stream_offset(sst, h, shp, sizeof(*shp), __LINE__) == -1)
753 sh.sh_len = CDF_TOLE4(shp->sh_len);
754 #define CDF_SHLEN_LIMIT (UINT32_MAX / 8)
755 if (sh.sh_len > CDF_SHLEN_LIMIT) {
759 sh.sh_properties = CDF_TOLE4(shp->sh_properties);
760 #define CDF_PROP_LIMIT (UINT32_MAX / (4 * sizeof(*inp)))
761 if (sh.sh_properties > CDF_PROP_LIMIT)
763 DPRINTF(("section len: %u properties %u\n", sh.sh_len,
766 if (*maxcount > CDF_PROP_LIMIT)
768 *maxcount += sh.sh_properties;
769 inp = CAST(cdf_property_info_t *,
770 realloc(*info, *maxcount * sizeof(*inp)));
772 *maxcount = sh.sh_properties;
773 inp = CAST(cdf_property_info_t *,
774 malloc(*maxcount * sizeof(*inp)));
780 *count += sh.sh_properties;
781 p = CAST(const uint8_t *, (const void *)
782 ((const char *)(const void *)sst->sst_tab +
784 e = CAST(const uint8_t *, (const void *)
785 (((const char *)(const void *)shp) + sh.sh_len));
786 if (cdf_check_stream_offset(sst, h, e, 0, __LINE__) == -1)
788 for (i = 0; i < sh.sh_properties; i++) {
789 q = (const uint8_t *)(const void *)
790 ((const char *)(const void *)p +
791 CDF_GETUINT32(p, (i << 1) + 1)) - 2 * sizeof(uint32_t);
793 DPRINTF(("Ran of the end %p > %p\n", q, e));
796 inp[i].pi_id = CDF_GETUINT32(p, i << 1);
797 inp[i].pi_type = CDF_GETUINT32(q, 0);
798 DPRINTF(("%d) id=%x type=%x offs=%x,%d\n", i, inp[i].pi_id,
799 inp[i].pi_type, q - p, CDF_GETUINT32(p, (i << 1) + 1)));
800 if (inp[i].pi_type & CDF_VECTOR) {
801 nelements = CDF_GETUINT32(q, 1);
807 o4 = o * sizeof(uint32_t);
808 if (inp[i].pi_type & (CDF_ARRAY|CDF_BYREF|CDF_RESERVED))
810 switch (inp[i].pi_type & CDF_TYPEMASK) {
815 if (inp[i].pi_type & CDF_VECTOR)
817 (void)memcpy(&s16, &q[o4], sizeof(s16));
818 inp[i].pi_s16 = CDF_TOLE2(s16);
821 if (inp[i].pi_type & CDF_VECTOR)
823 (void)memcpy(&s32, &q[o4], sizeof(s32));
824 inp[i].pi_s32 = CDF_TOLE4((uint32_t)s32);
828 if (inp[i].pi_type & CDF_VECTOR)
830 (void)memcpy(&u32, &q[o4], sizeof(u32));
831 inp[i].pi_u32 = CDF_TOLE4(u32);
834 if (inp[i].pi_type & CDF_VECTOR)
836 (void)memcpy(&s64, &q[o4], sizeof(s64));
837 inp[i].pi_s64 = CDF_TOLE8((uint64_t)s64);
840 if (inp[i].pi_type & CDF_VECTOR)
842 (void)memcpy(&u64, &q[o4], sizeof(u64));
843 inp[i].pi_u64 = CDF_TOLE8((uint64_t)u64);
845 case CDF_LENGTH32_STRING:
846 case CDF_LENGTH32_WSTRING:
848 size_t nelem = inp - *info;
849 if (*maxcount > CDF_PROP_LIMIT
850 || nelements > CDF_PROP_LIMIT)
852 *maxcount += nelements;
853 inp = CAST(cdf_property_info_t *,
854 realloc(*info, *maxcount * sizeof(*inp)));
860 DPRINTF(("nelements = %d\n", nelements));
861 for (j = 0; j < nelements; j++, i++) {
862 uint32_t l = CDF_GETUINT32(q, o);
863 inp[i].pi_str.s_len = l;
864 inp[i].pi_str.s_buf = (const char *)
865 (const void *)(&q[o4 + sizeof(l)]);
866 DPRINTF(("l = %d, r = %d, s = %s\n", l,
867 CDF_ROUND(l, sizeof(l)),
868 inp[i].pi_str.s_buf));
869 l = 4 + (uint32_t)CDF_ROUND(l, sizeof(l));
871 o4 = o * sizeof(uint32_t);
876 if (inp[i].pi_type & CDF_VECTOR)
878 (void)memcpy(&tp, &q[o4], sizeof(tp));
879 inp[i].pi_tp = CDF_TOLE8((uint64_t)tp);
882 if (inp[i].pi_type & CDF_VECTOR)
887 DPRINTF(("Don't know how to deal with %x\n",
899 cdf_unpack_summary_info(const cdf_stream_t *sst, const cdf_header_t *h,
900 cdf_summary_info_header_t *ssi, cdf_property_info_t **info, size_t *count)
903 const cdf_summary_info_header_t *si =
904 CAST(const cdf_summary_info_header_t *, sst->sst_tab);
905 const cdf_section_declaration_t *sd =
906 CAST(const cdf_section_declaration_t *, (const void *)
907 ((const char *)sst->sst_tab + CDF_SECTION_DECLARATION_OFFSET));
909 if (cdf_check_stream_offset(sst, h, si, sizeof(*si), __LINE__) == -1 ||
910 cdf_check_stream_offset(sst, h, sd, sizeof(*sd), __LINE__) == -1)
912 ssi->si_byte_order = CDF_TOLE2(si->si_byte_order);
913 ssi->si_os_version = CDF_TOLE2(si->si_os_version);
914 ssi->si_os = CDF_TOLE2(si->si_os);
915 ssi->si_class = si->si_class;
916 cdf_swap_class(&ssi->si_class);
917 ssi->si_count = CDF_TOLE2(si->si_count);
921 for (i = 0; i < CDF_TOLE4(si->si_count); i++) {
922 if (i >= CDF_LOOP_LIMIT) {
923 DPRINTF(("Unpack summary info loop limit"));
927 if (cdf_read_property_info(sst, h, CDF_TOLE4(sd->sd_offset),
928 info, count, &maxcount) == -1)
937 cdf_print_classid(char *buf, size_t buflen, const cdf_classid_t *id)
939 return snprintf(buf, buflen, "%.8x-%.4x-%.4x-%.2x%.2x-"
940 "%.2x%.2x%.2x%.2x%.2x%.2x", id->cl_dword, id->cl_word[0],
941 id->cl_word[1], id->cl_two[0], id->cl_two[1], id->cl_six[0],
942 id->cl_six[1], id->cl_six[2], id->cl_six[3], id->cl_six[4],
946 static const struct {
950 { CDF_PROPERTY_CODE_PAGE, "Code page" },
951 { CDF_PROPERTY_TITLE, "Title" },
952 { CDF_PROPERTY_SUBJECT, "Subject" },
953 { CDF_PROPERTY_AUTHOR, "Author" },
954 { CDF_PROPERTY_KEYWORDS, "Keywords" },
955 { CDF_PROPERTY_COMMENTS, "Comments" },
956 { CDF_PROPERTY_TEMPLATE, "Template" },
957 { CDF_PROPERTY_LAST_SAVED_BY, "Last Saved By" },
958 { CDF_PROPERTY_REVISION_NUMBER, "Revision Number" },
959 { CDF_PROPERTY_TOTAL_EDITING_TIME, "Total Editing Time" },
960 { CDF_PROPERTY_LAST_PRINTED, "Last Printed" },
961 { CDF_PROPERTY_CREATE_TIME, "Create Time/Date" },
962 { CDF_PROPERTY_LAST_SAVED_TIME, "Last Saved Time/Date" },
963 { CDF_PROPERTY_NUMBER_OF_PAGES, "Number of Pages" },
964 { CDF_PROPERTY_NUMBER_OF_WORDS, "Number of Words" },
965 { CDF_PROPERTY_NUMBER_OF_CHARACTERS, "Number of Characters" },
966 { CDF_PROPERTY_THUMBNAIL, "Thumbnail" },
967 { CDF_PROPERTY_NAME_OF_APPLICATION, "Name of Creating Application" },
968 { CDF_PROPERTY_SECURITY, "Security" },
969 { CDF_PROPERTY_LOCALE_ID, "Locale ID" },
973 cdf_print_property_name(char *buf, size_t bufsiz, uint32_t p)
977 for (i = 0; i < __arraycount(vn); i++)
979 return snprintf(buf, bufsiz, "%s", vn[i].n);
980 return snprintf(buf, bufsiz, "0x%x", p);
984 cdf_print_elapsed_time(char *buf, size_t bufsiz, cdf_timestamp_t ts)
987 int days, hours, mins, secs;
990 secs = (int)(ts % 60);
992 mins = (int)(ts % 60);
994 hours = (int)(ts % 24);
999 len += snprintf(buf + len, bufsiz - len, "%dd+", days);
1000 if ((size_t)len >= bufsiz)
1004 if (days || hours) {
1005 len += snprintf(buf + len, bufsiz - len, "%.2d:", hours);
1006 if ((size_t)len >= bufsiz)
1010 len += snprintf(buf + len, bufsiz - len, "%.2d:", mins);
1011 if ((size_t)len >= bufsiz)
1014 len += snprintf(buf + len, bufsiz - len, "%.2d", secs);
1021 cdf_dump_header(const cdf_header_t *h)
1025 #define DUMP(a, b) (void)fprintf(stderr, "%40.40s = " a "\n", # b, h->h_ ## b)
1026 #define DUMP2(a, b) (void)fprintf(stderr, "%40.40s = " a " (" a ")\n", # b, \
1027 h->h_ ## b, 1 << h->h_ ## b)
1028 DUMP("%d", revision);
1029 DUMP("%d", version);
1030 DUMP("0x%x", byte_order);
1031 DUMP2("%d", sec_size_p2);
1032 DUMP2("%d", short_sec_size_p2);
1033 DUMP("%d", num_sectors_in_sat);
1034 DUMP("%d", secid_first_directory);
1035 DUMP("%d", min_size_standard_stream);
1036 DUMP("%d", secid_first_sector_in_short_sat);
1037 DUMP("%d", num_sectors_in_short_sat);
1038 DUMP("%d", secid_first_sector_in_master_sat);
1039 DUMP("%d", num_sectors_in_master_sat);
1040 for (i = 0; i < __arraycount(h->h_master_sat); i++) {
1041 if (h->h_master_sat[i] == CDF_SECID_FREE)
1043 (void)fprintf(stderr, "%35.35s[%.3zu] = %d\n",
1044 "master_sat", i, h->h_master_sat[i]);
1049 cdf_dump_sat(const char *prefix, const cdf_sat_t *sat, size_t size)
1051 size_t i, j, s = size / sizeof(cdf_secid_t);
1053 for (i = 0; i < sat->sat_len; i++) {
1054 (void)fprintf(stderr, "%s[%" SIZE_T_FORMAT "u]:\n%.6d: ",
1056 for (j = 0; j < s; j++) {
1057 (void)fprintf(stderr, "%5d, ",
1058 CDF_TOLE4(sat->sat_tab[s * i + j]));
1059 if ((j + 1) % 10 == 0)
1060 (void)fprintf(stderr, "\n%.6d: ",
1063 (void)fprintf(stderr, "\n");
1068 cdf_dump(void *v, size_t len)
1071 unsigned char *p = v;
1073 (void)fprintf(stderr, "%.4x: ", 0);
1074 for (i = 0, j = 0; i < len; i++, p++) {
1075 (void)fprintf(stderr, "%.2x ", *p);
1076 abuf[j++] = isprint(*p) ? *p : '.';
1080 (void)fprintf(stderr, "%s\n%.4x: ", abuf, i + 1);
1083 (void)fprintf(stderr, "\n");
1087 cdf_dump_stream(const cdf_header_t *h, const cdf_stream_t *sst)
1089 size_t ss = sst->sst_dirlen < h->h_min_size_standard_stream ?
1090 CDF_SHORT_SEC_SIZE(h) : CDF_SEC_SIZE(h);
1091 cdf_dump(sst->sst_tab, ss * sst->sst_len);
1095 cdf_dump_dir(const cdf_info_t *info, const cdf_header_t *h,
1096 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst,
1097 const cdf_dir_t *dir)
1101 char name[__arraycount(d->d_name)];
1105 static const char *types[] = { "empty", "user storage",
1106 "user stream", "lockbytes", "property", "root storage" };
1108 for (i = 0; i < dir->dir_len; i++) {
1109 d = &dir->dir_tab[i];
1110 for (j = 0; j < sizeof(name); j++)
1111 name[j] = (char)CDF_TOLE2(d->d_name[j]);
1112 (void)fprintf(stderr, "Directory %" SIZE_T_FORMAT "u: %s\n",
1114 if (d->d_type < __arraycount(types))
1115 (void)fprintf(stderr, "Type: %s\n", types[d->d_type]);
1117 (void)fprintf(stderr, "Type: %d\n", d->d_type);
1118 (void)fprintf(stderr, "Color: %s\n",
1119 d->d_color ? "black" : "red");
1120 (void)fprintf(stderr, "Left child: %d\n", d->d_left_child);
1121 (void)fprintf(stderr, "Right child: %d\n", d->d_right_child);
1122 (void)fprintf(stderr, "Flags: 0x%x\n", d->d_flags);
1123 cdf_timestamp_to_timespec(&ts, d->d_created);
1124 (void)fprintf(stderr, "Created %s", cdf_ctime(&ts.tv_sec));
1125 cdf_timestamp_to_timespec(&ts, d->d_modified);
1126 (void)fprintf(stderr, "Modified %s", cdf_ctime(&ts.tv_sec));
1127 (void)fprintf(stderr, "Stream %d\n", d->d_stream_first_sector);
1128 (void)fprintf(stderr, "Size %d\n", d->d_size);
1129 switch (d->d_type) {
1130 case CDF_DIR_TYPE_USER_STORAGE:
1131 (void)fprintf(stderr, "Storage: %d\n", d->d_storage);
1133 case CDF_DIR_TYPE_USER_STREAM:
1136 if (cdf_read_sector_chain(info, h, sat, ssat, sst,
1137 d->d_stream_first_sector, d->d_size, &scn) == -1) {
1138 warn("Can't read stream for %s at %d len %d",
1139 name, d->d_stream_first_sector, d->d_size);
1142 cdf_dump_stream(h, &scn);
1153 cdf_dump_property_info(const cdf_property_info_t *info, size_t count)
1160 for (i = 0; i < count; i++) {
1161 cdf_print_property_name(buf, sizeof(buf), info[i].pi_id);
1162 (void)fprintf(stderr, "%" SIZE_T_FORMAT "u) %s: ", i, buf);
1163 switch (info[i].pi_type) {
1167 (void)fprintf(stderr, "signed 16 [%hd]\n",
1171 (void)fprintf(stderr, "signed 32 [%d]\n",
1174 case CDF_UNSIGNED32:
1175 (void)fprintf(stderr, "unsigned 32 [%u]\n",
1178 case CDF_LENGTH32_STRING:
1179 (void)fprintf(stderr, "string %u [%.*s]\n",
1180 info[i].pi_str.s_len,
1181 info[i].pi_str.s_len, info[i].pi_str.s_buf);
1183 case CDF_LENGTH32_WSTRING:
1184 (void)fprintf(stderr, "string %u [",
1185 info[i].pi_str.s_len);
1186 for (j = 0; j < info[i].pi_str.s_len - 1; j++)
1187 (void)fputc(info[i].pi_str.s_buf[j << 1], stderr);
1188 (void)fprintf(stderr, "]\n");
1192 if (tp < 1000000000000000LL) {
1193 cdf_print_elapsed_time(buf, sizeof(buf), tp);
1194 (void)fprintf(stderr, "timestamp %s\n", buf);
1196 cdf_timestamp_to_timespec(&ts, tp);
1197 (void)fprintf(stderr, "timestamp %s",
1198 cdf_ctime(&ts.tv_sec));
1202 (void)fprintf(stderr, "CLIPBOARD %u\n", info[i].pi_u32);
1205 DPRINTF(("Don't know how to deal with %x\n",
1214 cdf_dump_summary_info(const cdf_header_t *h, const cdf_stream_t *sst)
1217 cdf_summary_info_header_t ssi;
1218 cdf_property_info_t *info;
1222 if (cdf_unpack_summary_info(sst, h, &ssi, &info, &count) == -1)
1224 (void)fprintf(stderr, "Endian: %x\n", ssi.si_byte_order);
1225 (void)fprintf(stderr, "Os Version %d.%d\n", ssi.si_os_version & 0xff,
1226 ssi.si_os_version >> 8);
1227 (void)fprintf(stderr, "Os %d\n", ssi.si_os);
1228 cdf_print_classid(buf, sizeof(buf), &ssi.si_class);
1229 (void)fprintf(stderr, "Class %s\n", buf);
1230 (void)fprintf(stderr, "Count %d\n", ssi.si_count);
1231 cdf_dump_property_info(info, count);
1239 main(int argc, char *argv[])
1243 cdf_sat_t sat, ssat;
1244 cdf_stream_t sst, scn;
1249 (void)fprintf(stderr, "Usage: %s <filename>\n", getprogname());
1255 for (i = 1; i < argc; i++) {
1256 if ((info.i_fd = open(argv[1], O_RDONLY)) == -1)
1257 err(1, "Cannot open `%s'", argv[1]);
1259 if (cdf_read_header(&info, &h) == -1)
1260 err(1, "Cannot read header");
1262 cdf_dump_header(&h);
1265 if (cdf_read_sat(&info, &h, &sat) == -1)
1266 err(1, "Cannot read sat");
1268 cdf_dump_sat("SAT", &sat, CDF_SEC_SIZE(&h));
1271 if (cdf_read_ssat(&info, &h, &sat, &ssat) == -1)
1272 err(1, "Cannot read ssat");
1274 cdf_dump_sat("SSAT", &ssat, CDF_SHORT_SEC_SIZE(&h));
1277 if (cdf_read_dir(&info, &h, &sat, &dir) == -1)
1278 err(1, "Cannot read dir");
1280 if (cdf_read_short_stream(&info, &h, &sat, &dir, &sst) == -1)
1281 err(1, "Cannot read short stream");
1283 cdf_dump_stream(&h, &sst);
1287 cdf_dump_dir(&info, &h, &sat, &ssat, &sst, &dir);
1291 if (cdf_read_summary_info(&info, &h, &sat, &ssat, &sst, &dir,
1293 err(1, "Cannot read summary info");
1295 cdf_dump_summary_info(&h, &scn);
1298 (void)close(info.i_fd);