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 32 #include "file.h" 33 34 #ifndef lint 35 FILE_RCSID("@(#)$File: cdf.c,v 1.30 2009/05/06 14:29:47 christos Exp $") 36 #endif 37 38 #include <assert.h> 39 #ifdef CDF_DEBUG 40 #include <err.h> 41 #endif 42 #include <stdlib.h> 43 #include <unistd.h> 44 #include <string.h> 45 #include <time.h> 46 #include <ctype.h> 47 48 #ifndef EFTYPE 49 #define EFTYPE EINVAL 50 #endif 51 52 #include "cdf.h" 53 54 #ifndef __arraycount 55 #define __arraycount(a) (sizeof(a) / sizeof(a[0])) 56 #endif 57 58 #ifdef CDF_DEBUG 59 #define DPRINTF(a) printf a, fflush(stdout) 60 #else 61 #define DPRINTF(a) 62 #endif 63 64 static union { 65 char s[4]; 66 uint32_t u; 67 } cdf_bo; 68 69 #define NEED_SWAP (cdf_bo.u == (uint32_t)0x01020304) 70 71 #define CDF_TOLE8(x) (NEED_SWAP ? cdf_tole8(x) : (uint64_t)(x)) 72 #define CDF_TOLE4(x) (NEED_SWAP ? cdf_tole4(x) : (uint32_t)(x)) 73 #define CDF_TOLE2(x) (NEED_SWAP ? cdf_tole2(x) : (uint16_t)(x)) 74 75 /* 76 * swap a short 77 */ 78 uint16_t 79 cdf_tole2(uint16_t sv) 80 { 81 uint16_t rv; 82 uint8_t *s = (uint8_t *)(void *)&sv; 83 uint8_t *d = (uint8_t *)(void *)&rv; 84 d[0] = s[1]; 85 d[1] = s[0]; 86 return rv; 87 } 88 89 /* 90 * swap an int 91 */ 92 uint32_t 93 cdf_tole4(uint32_t sv) 94 { 95 uint32_t rv; 96 uint8_t *s = (uint8_t *)(void *)&sv; 97 uint8_t *d = (uint8_t *)(void *)&rv; 98 d[0] = s[3]; 99 d[1] = s[2]; 100 d[2] = s[1]; 101 d[3] = s[0]; 102 return rv; 103 } 104 105 /* 106 * swap a quad 107 */ 108 uint64_t 109 cdf_tole8(uint64_t sv) 110 { 111 uint64_t rv; 112 uint8_t *s = (uint8_t *)(void *)&sv; 113 uint8_t *d = (uint8_t *)(void *)&rv; 114 d[0] = s[7]; 115 d[1] = s[6]; 116 d[2] = s[5]; 117 d[3] = s[4]; 118 d[4] = s[3]; 119 d[5] = s[2]; 120 d[6] = s[1]; 121 d[7] = s[0]; 122 return rv; 123 } 124 125 #define CDF_UNPACK(a) \ 126 (void)memcpy(&(a), &buf[len], sizeof(a)), len += sizeof(a) 127 #define CDF_UNPACKA(a) \ 128 (void)memcpy((a), &buf[len], sizeof(a)), len += sizeof(a) 129 130 void 131 cdf_swap_header(cdf_header_t *h) 132 { 133 size_t i; 134 135 h->h_magic = CDF_TOLE8(h->h_magic); 136 h->h_uuid[0] = CDF_TOLE8(h->h_uuid[0]); 137 h->h_uuid[1] = CDF_TOLE8(h->h_uuid[1]); 138 h->h_revision = CDF_TOLE2(h->h_revision); 139 h->h_version = CDF_TOLE2(h->h_version); 140 h->h_byte_order = CDF_TOLE2(h->h_byte_order); 141 h->h_sec_size_p2 = CDF_TOLE2(h->h_sec_size_p2); 142 h->h_short_sec_size_p2 = CDF_TOLE2(h->h_short_sec_size_p2); 143 h->h_num_sectors_in_sat = CDF_TOLE4(h->h_num_sectors_in_sat); 144 h->h_secid_first_directory = CDF_TOLE4(h->h_secid_first_directory); 145 h->h_min_size_standard_stream = 146 CDF_TOLE4(h->h_min_size_standard_stream); 147 h->h_secid_first_sector_in_short_sat = 148 CDF_TOLE4(h->h_secid_first_sector_in_short_sat); 149 h->h_num_sectors_in_short_sat = 150 CDF_TOLE4(h->h_num_sectors_in_short_sat); 151 h->h_secid_first_sector_in_master_sat = 152 CDF_TOLE4(h->h_secid_first_sector_in_master_sat); 153 h->h_num_sectors_in_master_sat = 154 CDF_TOLE4(h->h_num_sectors_in_master_sat); 155 for (i = 0; i < __arraycount(h->h_master_sat); i++) 156 h->h_master_sat[i] = CDF_TOLE4(h->h_master_sat[i]); 157 } 158 159 void 160 cdf_unpack_header(cdf_header_t *h, char *buf) 161 { 162 size_t i; 163 size_t len = 0; 164 165 CDF_UNPACK(h->h_magic); 166 CDF_UNPACKA(h->h_uuid); 167 CDF_UNPACK(h->h_revision); 168 CDF_UNPACK(h->h_version); 169 CDF_UNPACK(h->h_byte_order); 170 CDF_UNPACK(h->h_sec_size_p2); 171 CDF_UNPACK(h->h_short_sec_size_p2); 172 CDF_UNPACKA(h->h_unused0); 173 CDF_UNPACK(h->h_num_sectors_in_sat); 174 CDF_UNPACK(h->h_secid_first_directory); 175 CDF_UNPACKA(h->h_unused1); 176 CDF_UNPACK(h->h_min_size_standard_stream); 177 CDF_UNPACK(h->h_secid_first_sector_in_short_sat); 178 CDF_UNPACK(h->h_num_sectors_in_short_sat); 179 CDF_UNPACK(h->h_secid_first_sector_in_master_sat); 180 CDF_UNPACK(h->h_num_sectors_in_master_sat); 181 for (i = 0; i < __arraycount(h->h_master_sat); i++) 182 CDF_UNPACK(h->h_master_sat[i]); 183 } 184 185 void 186 cdf_swap_dir(cdf_directory_t *d) 187 { 188 d->d_namelen = CDF_TOLE2(d->d_namelen); 189 d->d_left_child = CDF_TOLE4(d->d_left_child); 190 d->d_right_child = CDF_TOLE4(d->d_right_child); 191 d->d_storage = CDF_TOLE4(d->d_storage); 192 d->d_storage_uuid[0] = CDF_TOLE8(d->d_storage_uuid[0]); 193 d->d_storage_uuid[1] = CDF_TOLE8(d->d_storage_uuid[1]); 194 d->d_flags = CDF_TOLE4(d->d_flags); 195 d->d_created = CDF_TOLE8(d->d_created); 196 d->d_modified = CDF_TOLE8(d->d_modified); 197 d->d_stream_first_sector = CDF_TOLE4(d->d_stream_first_sector); 198 d->d_size = CDF_TOLE4(d->d_size); 199 } 200 201 void 202 cdf_swap_class(cdf_classid_t *d) 203 { 204 d->cl_dword = CDF_TOLE4(d->cl_dword); 205 d->cl_word[0] = CDF_TOLE2(d->cl_word[0]); 206 d->cl_word[1] = CDF_TOLE2(d->cl_word[1]); 207 } 208 209 void 210 cdf_unpack_dir(cdf_directory_t *d, char *buf) 211 { 212 size_t len = 0; 213 214 CDF_UNPACKA(d->d_name); 215 CDF_UNPACK(d->d_namelen); 216 CDF_UNPACK(d->d_type); 217 CDF_UNPACK(d->d_color); 218 CDF_UNPACK(d->d_left_child); 219 CDF_UNPACK(d->d_right_child); 220 CDF_UNPACK(d->d_storage); 221 CDF_UNPACKA(d->d_storage_uuid); 222 CDF_UNPACK(d->d_flags); 223 CDF_UNPACK(d->d_created); 224 CDF_UNPACK(d->d_modified); 225 CDF_UNPACK(d->d_stream_first_sector); 226 CDF_UNPACK(d->d_size); 227 CDF_UNPACK(d->d_unused0); 228 } 229 230 static int 231 cdf_check_stream_offset(const cdf_stream_t *sst, const void *p, size_t tail) 232 { 233 const char *b = (const char *)sst->sst_tab; 234 const char *e = ((const char *)p) + tail; 235 if (e >= b && (size_t)(e - b) < sst->sst_dirlen * sst->sst_len) 236 return 0; 237 DPRINTF((stderr, "offset begin %p end %p %zu >= %zu\n", b, e, 238 (size_t)(e - b), sst->sst_dirlen * sst->sst_len)); 239 errno = EFTYPE; 240 return -1; 241 } 242 243 static ssize_t 244 cdf_read(const cdf_info_t *info, off_t off, void *buf, size_t len) 245 { 246 size_t siz = (size_t)off + len; 247 248 if ((off_t)(off + len) != (off_t)siz) { 249 errno = EINVAL; 250 return -1; 251 } 252 253 if (info->i_buf != NULL && info->i_len >= siz) { 254 (void)memcpy(buf, &info->i_buf[off], len); 255 return (ssize_t)len; 256 } 257 258 if (info->i_fd == -1) 259 return -1; 260 261 if (lseek(info->i_fd, off, SEEK_SET) == (off_t)-1) 262 return -1; 263 264 if (read(info->i_fd, buf, len) != (ssize_t)len) 265 return -1; 266 267 return (ssize_t)len; 268 } 269 270 int 271 cdf_read_header(const cdf_info_t *info, cdf_header_t *h) 272 { 273 char buf[512]; 274 275 (void)memcpy(cdf_bo.s, "\01\02\03\04", 4); 276 if (cdf_read(info, (off_t)0, buf, sizeof(buf)) == -1) 277 return -1; 278 cdf_unpack_header(h, buf); 279 cdf_swap_header(h); 280 if (h->h_magic != CDF_MAGIC) { 281 DPRINTF(("Bad magic 0x%llx != 0x%llx\n", 282 (unsigned long long)h->h_magic, 283 (unsigned long long)CDF_MAGIC)); 284 goto out; 285 } 286 if (h->h_sec_size_p2 > 20) { 287 DPRINTF(("Bad sector size 0x%u\n", h->h_sec_size_p2)); 288 goto out; 289 } 290 if (h->h_short_sec_size_p2 > 20) { 291 DPRINTF(("Bad short sector size 0x%u\n", 292 h->h_short_sec_size_p2)); 293 goto out; 294 } 295 return 0; 296 out: 297 errno = EFTYPE; 298 return -1; 299 } 300 301 302 ssize_t 303 cdf_read_sector(const cdf_info_t *info, void *buf, size_t offs, size_t len, 304 const cdf_header_t *h, cdf_secid_t id) 305 { 306 assert((size_t)CDF_SEC_SIZE(h) == len); 307 return cdf_read(info, (off_t)CDF_SEC_POS(h, id), 308 ((char *)buf) + offs, len); 309 } 310 311 ssize_t 312 cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs, 313 size_t len, const cdf_header_t *h, cdf_secid_t id) 314 { 315 assert((size_t)CDF_SHORT_SEC_SIZE(h) == len); 316 (void)memcpy(((char *)buf) + offs, 317 ((const char *)sst->sst_tab) + CDF_SHORT_SEC_POS(h, id), len); 318 return len; 319 } 320 321 /* 322 * Read the sector allocation table. 323 */ 324 int 325 cdf_read_sat(const cdf_info_t *info, cdf_header_t *h, cdf_sat_t *sat) 326 { 327 size_t i, j, k; 328 size_t ss = CDF_SEC_SIZE(h); 329 cdf_secid_t *msa, mid, sec; 330 size_t nsatpersec = (ss / sizeof(mid)) - 1; 331 332 for (i = 0; i < __arraycount(h->h_master_sat); i++) 333 if (h->h_master_sat[i] == CDF_SECID_FREE) 334 break; 335 336 #define CDF_SEC_LIMIT (UINT32_MAX / (4 * ss)) 337 if (h->h_num_sectors_in_master_sat > CDF_SEC_LIMIT / nsatpersec || 338 i > CDF_SEC_LIMIT) { 339 DPRINTF(("Number of sectors in master SAT too big %u %zu\n", 340 h->h_num_sectors_in_master_sat, i)); 341 errno = EFTYPE; 342 return -1; 343 } 344 345 sat->sat_len = h->h_num_sectors_in_master_sat * nsatpersec + i; 346 DPRINTF(("sat_len = %zu ss = %zu\n", sat->sat_len, ss)); 347 if ((sat->sat_tab = calloc(sat->sat_len, ss)) == NULL) 348 return -1; 349 350 for (i = 0; i < __arraycount(h->h_master_sat); i++) { 351 if (h->h_master_sat[i] < 0) 352 break; 353 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h, 354 h->h_master_sat[i]) != (ssize_t)ss) { 355 DPRINTF(("Reading sector %d", h->h_master_sat[i])); 356 goto out1; 357 } 358 } 359 360 if ((msa = calloc(1, ss)) == NULL) 361 goto out1; 362 363 mid = h->h_secid_first_sector_in_master_sat; 364 for (j = 0; j < h->h_num_sectors_in_master_sat; j++) { 365 if (mid < 0) 366 goto out; 367 if (j >= CDF_LOOP_LIMIT) { 368 DPRINTF(("Reading master sector loop limit")); 369 errno = EFTYPE; 370 goto out2; 371 } 372 if (cdf_read_sector(info, msa, 0, ss, h, mid) != (ssize_t)ss) { 373 DPRINTF(("Reading master sector %d", mid)); 374 goto out2; 375 } 376 for (k = 0; k < nsatpersec; k++, i++) { 377 sec = CDF_TOLE4(msa[k]); 378 if (sec < 0) 379 goto out; 380 if (i >= sat->sat_len) { 381 DPRINTF(("Out of bounds reading MSA %u >= %u", 382 i, sat->sat_len)); 383 errno = EFTYPE; 384 goto out2; 385 } 386 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h, 387 sec) != (ssize_t)ss) { 388 DPRINTF(("Reading sector %d", 389 CDF_TOLE4(msa[k]))); 390 goto out2; 391 } 392 } 393 mid = CDF_TOLE4(msa[nsatpersec]); 394 } 395 out: 396 sat->sat_len = i; 397 free(msa); 398 return 0; 399 out2: 400 free(msa); 401 out1: 402 free(sat->sat_tab); 403 return -1; 404 } 405 406 size_t 407 cdf_count_chain(const cdf_sat_t *sat, cdf_secid_t sid, size_t size) 408 { 409 size_t i, j; 410 cdf_secid_t maxsector = (cdf_secid_t)(sat->sat_len * size); 411 412 DPRINTF(("Chain:")); 413 for (j = i = 0; sid >= 0; i++, j++) { 414 DPRINTF((" %d", sid)); 415 if (j >= CDF_LOOP_LIMIT) { 416 DPRINTF(("Counting chain loop limit")); 417 errno = EFTYPE; 418 return (size_t)-1; 419 } 420 if (sid > maxsector) { 421 DPRINTF(("Sector %d > %d\n", sid, maxsector)); 422 errno = EFTYPE; 423 return (size_t)-1; 424 } 425 sid = CDF_TOLE4(sat->sat_tab[sid]); 426 } 427 DPRINTF(("\n")); 428 return i; 429 } 430 431 int 432 cdf_read_long_sector_chain(const cdf_info_t *info, const cdf_header_t *h, 433 const cdf_sat_t *sat, cdf_secid_t sid, size_t len, cdf_stream_t *scn) 434 { 435 size_t ss = CDF_SEC_SIZE(h), i, j; 436 ssize_t nr; 437 scn->sst_len = cdf_count_chain(sat, sid, ss); 438 scn->sst_dirlen = len; 439 440 if (scn->sst_len == (size_t)-1) 441 return -1; 442 443 scn->sst_tab = calloc(scn->sst_len, ss); 444 if (scn->sst_tab == NULL) 445 return -1; 446 447 for (j = i = 0; sid >= 0; i++, j++) { 448 if (j >= CDF_LOOP_LIMIT) { 449 DPRINTF(("Read long sector chain loop limit")); 450 errno = EFTYPE; 451 goto out; 452 } 453 if (i >= scn->sst_len) { 454 DPRINTF(("Out of bounds reading long sector chain " 455 "%u > %u\n", i, scn->sst_len)); 456 errno = EFTYPE; 457 goto out; 458 } 459 if ((nr = cdf_read_sector(info, scn->sst_tab, i * ss, ss, h, 460 sid)) != (ssize_t)ss) { 461 if (i == scn->sst_len - 1 && nr > 0) { 462 /* Last sector might be truncated */ 463 return 0; 464 } 465 DPRINTF(("Reading long sector chain %d", sid)); 466 goto out; 467 } 468 sid = CDF_TOLE4(sat->sat_tab[sid]); 469 } 470 return 0; 471 out: 472 free(scn->sst_tab); 473 return -1; 474 } 475 476 int 477 cdf_read_short_sector_chain(const cdf_header_t *h, 478 const cdf_sat_t *ssat, const cdf_stream_t *sst, 479 cdf_secid_t sid, size_t len, cdf_stream_t *scn) 480 { 481 size_t ss = CDF_SHORT_SEC_SIZE(h), i, j; 482 scn->sst_len = cdf_count_chain(ssat, sid, CDF_SEC_SIZE(h)); 483 scn->sst_dirlen = len; 484 485 if (sst->sst_tab == NULL || scn->sst_len == (size_t)-1) 486 return -1; 487 488 scn->sst_tab = calloc(scn->sst_len, ss); 489 if (scn->sst_tab == NULL) 490 return -1; 491 492 for (j = i = 0; sid >= 0; i++, j++) { 493 if (j >= CDF_LOOP_LIMIT) { 494 DPRINTF(("Read short sector chain loop limit")); 495 errno = EFTYPE; 496 goto out; 497 } 498 if (i >= scn->sst_len) { 499 DPRINTF(("Out of bounds reading short sector chain " 500 "%u > %u\n", i, scn->sst_len)); 501 errno = EFTYPE; 502 goto out; 503 } 504 if (cdf_read_short_sector(sst, scn->sst_tab, i * ss, ss, h, 505 sid) != (ssize_t)ss) { 506 DPRINTF(("Reading short sector chain %d", sid)); 507 goto out; 508 } 509 sid = CDF_TOLE4(ssat->sat_tab[sid]); 510 } 511 return 0; 512 out: 513 free(scn->sst_tab); 514 return -1; 515 } 516 517 int 518 cdf_read_sector_chain(const cdf_info_t *info, const cdf_header_t *h, 519 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 520 cdf_secid_t sid, size_t len, cdf_stream_t *scn) 521 { 522 523 if (len < h->h_min_size_standard_stream) 524 return cdf_read_short_sector_chain(h, ssat, sst, sid, len, 525 scn); 526 else 527 return cdf_read_long_sector_chain(info, h, sat, sid, len, scn); 528 } 529 530 int 531 cdf_read_dir(const cdf_info_t *info, const cdf_header_t *h, 532 const cdf_sat_t *sat, cdf_dir_t *dir) 533 { 534 size_t i, j; 535 size_t ss = CDF_SEC_SIZE(h), ns, nd; 536 char *buf; 537 cdf_secid_t sid = h->h_secid_first_directory; 538 539 ns = cdf_count_chain(sat, sid, ss); 540 if (ns == (size_t)-1) 541 return -1; 542 543 nd = ss / CDF_DIRECTORY_SIZE; 544 545 dir->dir_len = ns * nd; 546 dir->dir_tab = calloc(dir->dir_len, sizeof(dir->dir_tab[0])); 547 if (dir->dir_tab == NULL) 548 return -1; 549 550 if ((buf = malloc(ss)) == NULL) { 551 free(dir->dir_tab); 552 return -1; 553 } 554 555 for (j = i = 0; i < ns; i++, j++) { 556 if (j >= CDF_LOOP_LIMIT) { 557 DPRINTF(("Read dir loop limit")); 558 errno = EFTYPE; 559 goto out; 560 } 561 if (cdf_read_sector(info, buf, 0, ss, h, sid) != (ssize_t)ss) { 562 DPRINTF(("Reading directory sector %d", sid)); 563 goto out; 564 } 565 for (j = 0; j < nd; j++) { 566 cdf_unpack_dir(&dir->dir_tab[i * nd + j], 567 &buf[j * CDF_DIRECTORY_SIZE]); 568 } 569 sid = CDF_TOLE4(sat->sat_tab[sid]); 570 } 571 if (NEED_SWAP) 572 for (i = 0; i < dir->dir_len; i++) 573 cdf_swap_dir(&dir->dir_tab[i]); 574 free(buf); 575 return 0; 576 out: 577 free(dir->dir_tab); 578 free(buf); 579 return -1; 580 } 581 582 583 int 584 cdf_read_ssat(const cdf_info_t *info, const cdf_header_t *h, 585 const cdf_sat_t *sat, cdf_sat_t *ssat) 586 { 587 size_t i, j; 588 size_t ss = CDF_SEC_SIZE(h); 589 cdf_secid_t sid = h->h_secid_first_sector_in_short_sat; 590 591 ssat->sat_len = cdf_count_chain(sat, sid, CDF_SEC_SIZE(h)); 592 if (ssat->sat_len == (size_t)-1) 593 return -1; 594 595 ssat->sat_tab = calloc(ssat->sat_len, ss); 596 if (ssat->sat_tab == NULL) 597 return -1; 598 599 for (j = i = 0; sid >= 0; i++, j++) { 600 if (j >= CDF_LOOP_LIMIT) { 601 DPRINTF(("Read short sat sector loop limit")); 602 errno = EFTYPE; 603 goto out; 604 } 605 if (i >= ssat->sat_len) { 606 DPRINTF(("Out of bounds reading short sector chain " 607 "%u > %u\n", i, ssat->sat_len)); 608 errno = EFTYPE; 609 goto out; 610 } 611 if (cdf_read_sector(info, ssat->sat_tab, i * ss, ss, h, sid) != 612 (ssize_t)ss) { 613 DPRINTF(("Reading short sat sector %d", sid)); 614 goto out; 615 } 616 sid = CDF_TOLE4(sat->sat_tab[sid]); 617 } 618 return 0; 619 out: 620 free(ssat->sat_tab); 621 return -1; 622 } 623 624 int 625 cdf_read_short_stream(const cdf_info_t *info, const cdf_header_t *h, 626 const cdf_sat_t *sat, const cdf_dir_t *dir, cdf_stream_t *scn) 627 { 628 size_t i; 629 const cdf_directory_t *d; 630 631 for (i = 0; i < dir->dir_len; i++) 632 if (dir->dir_tab[i].d_type == CDF_DIR_TYPE_ROOT_STORAGE) 633 break; 634 635 /* If the it is not there, just fake it; some docs don't have it */ 636 if (i == dir->dir_len) 637 goto out; 638 d = &dir->dir_tab[i]; 639 640 /* If the it is not there, just fake it; some docs don't have it */ 641 if (d->d_stream_first_sector < 0) 642 goto out; 643 644 return cdf_read_long_sector_chain(info, h, sat, 645 d->d_stream_first_sector, d->d_size, scn); 646 out: 647 scn->sst_tab = NULL; 648 scn->sst_len = 0; 649 scn->sst_dirlen = 0; 650 return 0; 651 } 652 653 static int 654 cdf_namecmp(const char *d, const uint16_t *s, size_t l) 655 { 656 for (; l--; d++, s++) 657 if (*d != CDF_TOLE2(*s)) 658 return (unsigned char)*d - CDF_TOLE2(*s); 659 return 0; 660 } 661 662 int 663 cdf_read_summary_info(const cdf_info_t *info, const cdf_header_t *h, 664 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 665 const cdf_dir_t *dir, cdf_stream_t *scn) 666 { 667 size_t i; 668 const cdf_directory_t *d; 669 static const char name[] = "\05SummaryInformation"; 670 671 for (i = 0; i < dir->dir_len; i++) 672 if (dir->dir_tab[i].d_type == CDF_DIR_TYPE_USER_STREAM && 673 cdf_namecmp(name, dir->dir_tab[i].d_name, sizeof(name)) 674 == 0) 675 break; 676 677 if (i == dir->dir_len) { 678 DPRINTF(("Cannot find summary information section\n")); 679 errno = EFTYPE; 680 return -1; 681 } 682 d = &dir->dir_tab[i]; 683 return cdf_read_sector_chain(info, h, sat, ssat, sst, 684 d->d_stream_first_sector, d->d_size, scn); 685 } 686 687 int 688 cdf_read_property_info(const cdf_stream_t *sst, uint32_t offs, 689 cdf_property_info_t **info, size_t *count, size_t *maxcount) 690 { 691 const cdf_section_header_t *shp; 692 cdf_section_header_t sh; 693 const uint32_t *p, *q, *e; 694 int16_t s16; 695 int32_t s32; 696 uint32_t u32; 697 int64_t s64; 698 uint64_t u64; 699 cdf_timestamp_t tp; 700 size_t i, o, nelements, j; 701 cdf_property_info_t *inp; 702 703 if (offs > UINT32_MAX / 4) { 704 errno = EFTYPE; 705 goto out; 706 } 707 shp = (const void *)((const char *)sst->sst_tab + offs); 708 if (cdf_check_stream_offset(sst, shp, sizeof(*shp)) == -1) 709 goto out; 710 sh.sh_len = CDF_TOLE4(shp->sh_len); 711 #define CDF_SHLEN_LIMIT (UINT32_MAX / 8) 712 if (sh.sh_len > CDF_SHLEN_LIMIT) { 713 errno = EFTYPE; 714 goto out; 715 } 716 sh.sh_properties = CDF_TOLE4(shp->sh_properties); 717 #define CDF_PROP_LIMIT (UINT32_MAX / (4 * sizeof(*inp))) 718 if (sh.sh_properties > CDF_PROP_LIMIT) 719 goto out; 720 DPRINTF(("section len: %u properties %u\n", sh.sh_len, 721 sh.sh_properties)); 722 if (*maxcount) { 723 if (*maxcount > CDF_PROP_LIMIT) 724 goto out; 725 *maxcount += sh.sh_properties; 726 inp = realloc(*info, *maxcount * sizeof(*inp)); 727 } else { 728 *maxcount = sh.sh_properties; 729 inp = malloc(*maxcount * sizeof(*inp)); 730 } 731 if (inp == NULL) 732 goto out; 733 *info = inp; 734 inp += *count; 735 *count += sh.sh_properties; 736 p = (const void *)((const char *)sst->sst_tab + offs + sizeof(sh)); 737 e = (const void *)(((const char *)shp) + sh.sh_len); 738 if (cdf_check_stream_offset(sst, e, 0) == -1) 739 goto out; 740 for (i = 0; i < sh.sh_properties; i++) { 741 q = (const uint32_t *)((const char *)p + 742 CDF_TOLE4(p[(i << 1) + 1])) - 2; 743 if (q > e) { 744 DPRINTF(("Ran of the end %p > %p\n", q, e)); 745 goto out; 746 } 747 inp[i].pi_id = CDF_TOLE4(p[i << 1]); 748 inp[i].pi_type = CDF_TOLE4(q[0]); 749 DPRINTF(("%d) id=%x type=%x offs=%x\n", i, inp[i].pi_id, 750 inp[i].pi_type, (const char *)q - (const char *)p)); 751 if (inp[i].pi_type & CDF_VECTOR) { 752 nelements = CDF_TOLE4(q[1]); 753 o = 2; 754 } else { 755 nelements = 1; 756 o = 1; 757 } 758 if (inp[i].pi_type & (CDF_ARRAY|CDF_BYREF|CDF_RESERVED)) 759 goto unknown; 760 switch (inp[i].pi_type & CDF_TYPEMASK) { 761 case CDF_EMPTY: 762 break; 763 case CDF_SIGNED16: 764 if (inp[i].pi_type & CDF_VECTOR) 765 goto unknown; 766 (void)memcpy(&s16, &q[o], sizeof(s16)); 767 inp[i].pi_s16 = CDF_TOLE2(s16); 768 break; 769 case CDF_SIGNED32: 770 if (inp[i].pi_type & CDF_VECTOR) 771 goto unknown; 772 (void)memcpy(&s32, &q[o], sizeof(s32)); 773 inp[i].pi_s32 = CDF_TOLE4(s32); 774 break; 775 case CDF_BOOL: 776 case CDF_UNSIGNED32: 777 if (inp[i].pi_type & CDF_VECTOR) 778 goto unknown; 779 (void)memcpy(&u32, &q[o], sizeof(u32)); 780 inp[i].pi_u32 = CDF_TOLE4(u32); 781 break; 782 case CDF_SIGNED64: 783 if (inp[i].pi_type & CDF_VECTOR) 784 goto unknown; 785 (void)memcpy(&s64, &q[o], sizeof(s64)); 786 inp[i].pi_s64 = CDF_TOLE4(s64); 787 break; 788 case CDF_UNSIGNED64: 789 if (inp[i].pi_type & CDF_VECTOR) 790 goto unknown; 791 (void)memcpy(&u64, &q[o], sizeof(u64)); 792 inp[i].pi_u64 = CDF_TOLE4(u64); 793 break; 794 case CDF_LENGTH32_STRING: 795 if (nelements > 1) { 796 size_t nelem = inp - *info; 797 if (*maxcount > CDF_PROP_LIMIT 798 || nelements > CDF_PROP_LIMIT) 799 goto out; 800 *maxcount += nelements; 801 inp = realloc(*info, *maxcount * sizeof(*inp)); 802 if (inp == NULL) 803 goto out; 804 *info = inp; 805 inp = *info + nelem; 806 } 807 DPRINTF(("nelements = %d\n", nelements)); 808 for (j = 0; j < nelements; j++, i++) { 809 uint32_t l = CDF_TOLE4(q[o]); 810 inp[i].pi_str.s_len = l; 811 inp[i].pi_str.s_buf = (const char *)(&q[o+1]); 812 DPRINTF(("l = %d, r = %d, s = %s\n", l, 813 CDF_ROUND(l, sizeof(l)), 814 inp[i].pi_str.s_buf)); 815 l = 4 + CDF_ROUND(l, sizeof(l)); 816 o += l >> 2; 817 } 818 i--; 819 break; 820 case CDF_FILETIME: 821 if (inp[i].pi_type & CDF_VECTOR) 822 goto unknown; 823 (void)memcpy(&tp, &q[o], sizeof(tp)); 824 inp[i].pi_tp = CDF_TOLE8(tp); 825 break; 826 case CDF_CLIPBOARD: 827 if (inp[i].pi_type & CDF_VECTOR) 828 goto unknown; 829 break; 830 default: 831 unknown: 832 DPRINTF(("Don't know how to deal with %x\n", 833 inp[i].pi_type)); 834 goto out; 835 } 836 } 837 return 0; 838 out: 839 free(*info); 840 return -1; 841 } 842 843 int 844 cdf_unpack_summary_info(const cdf_stream_t *sst, cdf_summary_info_header_t *ssi, 845 cdf_property_info_t **info, size_t *count) 846 { 847 size_t i, maxcount; 848 const cdf_summary_info_header_t *si = sst->sst_tab; 849 const cdf_section_declaration_t *sd = (const void *) 850 ((const char *)sst->sst_tab + CDF_SECTION_DECLARATION_OFFSET); 851 852 if (cdf_check_stream_offset(sst, si, sizeof(*si)) == -1 || 853 cdf_check_stream_offset(sst, sd, sizeof(*sd)) == -1) 854 return -1; 855 ssi->si_byte_order = CDF_TOLE2(si->si_byte_order); 856 ssi->si_os_version = CDF_TOLE2(si->si_os_version); 857 ssi->si_os = CDF_TOLE2(si->si_os); 858 ssi->si_class = si->si_class; 859 cdf_swap_class(&ssi->si_class); 860 ssi->si_count = CDF_TOLE2(si->si_count); 861 *count = 0; 862 maxcount = 0; 863 *info = NULL; 864 for (i = 0; i < CDF_TOLE4(si->si_count); i++) { 865 if (i >= CDF_LOOP_LIMIT) { 866 DPRINTF(("Unpack summary info loop limit")); 867 errno = EFTYPE; 868 return -1; 869 } 870 if (cdf_read_property_info(sst, CDF_TOLE4(sd->sd_offset), 871 info, count, &maxcount) == -1) 872 return -1; 873 } 874 return 0; 875 } 876 877 878 879 int 880 cdf_print_classid(char *buf, size_t buflen, const cdf_classid_t *id) 881 { 882 return snprintf(buf, buflen, "%.8x-%.4x-%.4x-%.2x%.2x-" 883 "%.2x%.2x%.2x%.2x%.2x%.2x", id->cl_dword, id->cl_word[0], 884 id->cl_word[1], id->cl_two[0], id->cl_two[1], id->cl_six[0], 885 id->cl_six[1], id->cl_six[2], id->cl_six[3], id->cl_six[4], 886 id->cl_six[5]); 887 } 888 889 static const struct { 890 uint32_t v; 891 const char *n; 892 } vn[] = { 893 { CDF_PROPERTY_CODE_PAGE, "Code page" }, 894 { CDF_PROPERTY_TITLE, "Title" }, 895 { CDF_PROPERTY_SUBJECT, "Subject" }, 896 { CDF_PROPERTY_AUTHOR, "Author" }, 897 { CDF_PROPERTY_KEYWORDS, "Keywords" }, 898 { CDF_PROPERTY_COMMENTS, "Comments" }, 899 { CDF_PROPERTY_TEMPLATE, "Template" }, 900 { CDF_PROPERTY_LAST_SAVED_BY, "Last Saved By" }, 901 { CDF_PROPERTY_REVISION_NUMBER, "Revision Number" }, 902 { CDF_PROPERTY_TOTAL_EDITING_TIME, "Total Editing Time" }, 903 { CDF_PROPERTY_LAST_PRINTED, "Last Printed" }, 904 { CDF_PROPERTY_CREATE_TIME, "Create Time/Date" }, 905 { CDF_PROPERTY_LAST_SAVED_TIME, "Last Saved Time/Date" }, 906 { CDF_PROPERTY_NUMBER_OF_PAGES, "Number of Pages" }, 907 { CDF_PROPERTY_NUMBER_OF_WORDS, "Number of Words" }, 908 { CDF_PROPERTY_NUMBER_OF_CHARACTERS, "Number of Characters" }, 909 { CDF_PROPERTY_THUMBNAIL, "Thumbnail" }, 910 { CDF_PROPERTY_NAME_OF_APPLICATION, "Name of Creating Application" }, 911 { CDF_PROPERTY_SECURITY, "Security" }, 912 { CDF_PROPERTY_LOCALE_ID, "Locale ID" }, 913 }; 914 915 int 916 cdf_print_property_name(char *buf, size_t bufsiz, uint32_t p) 917 { 918 size_t i; 919 920 for (i = 0; i < __arraycount(vn); i++) 921 if (vn[i].v == p) 922 return snprintf(buf, bufsiz, "%s", vn[i].n); 923 return snprintf(buf, bufsiz, "0x%x", p); 924 } 925 926 int 927 cdf_print_elapsed_time(char *buf, size_t bufsiz, cdf_timestamp_t ts) 928 { 929 size_t len = 0; 930 int days, hours, mins, secs; 931 932 ts /= CDF_TIME_PREC; 933 secs = ts % 60; 934 ts /= 60; 935 mins = ts % 60; 936 ts /= 60; 937 hours = ts % 24; 938 ts /= 24; 939 days = ts; 940 941 if (days) { 942 len += snprintf(buf + len, bufsiz - len, "%dd+", days); 943 if (len >= bufsiz) 944 return len; 945 } 946 947 if (days || hours) { 948 len += snprintf(buf + len, bufsiz - len, "%.2d:", hours); 949 if (len >= bufsiz) 950 return len; 951 } 952 953 len += snprintf(buf + len, bufsiz - len, "%.2d:", mins); 954 if (len >= bufsiz) 955 return len; 956 957 len += snprintf(buf + len, bufsiz - len, "%.2d", secs); 958 return len; 959 } 960 961 962 #ifdef CDF_DEBUG 963 void 964 cdf_dump_header(const cdf_header_t *h) 965 { 966 size_t i; 967 968 #define DUMP(a, b) (void)fprintf(stderr, "%40.40s = " a "\n", # b, h->h_ ## b) 969 #define DUMP2(a, b) (void)fprintf(stderr, "%40.40s = " a " (" a ")\n", # b, \ 970 h->h_ ## b, 1 << h->h_ ## b) 971 DUMP("%d", revision); 972 DUMP("%d", version); 973 DUMP("0x%x", byte_order); 974 DUMP2("%d", sec_size_p2); 975 DUMP2("%d", short_sec_size_p2); 976 DUMP("%d", num_sectors_in_sat); 977 DUMP("%d", secid_first_directory); 978 DUMP("%d", min_size_standard_stream); 979 DUMP("%d", secid_first_sector_in_short_sat); 980 DUMP("%d", num_sectors_in_short_sat); 981 DUMP("%d", secid_first_sector_in_master_sat); 982 DUMP("%d", num_sectors_in_master_sat); 983 for (i = 0; i < __arraycount(h->h_master_sat); i++) { 984 if (h->h_master_sat[i] == CDF_SECID_FREE) 985 break; 986 (void)fprintf(stderr, "%35.35s[%.3zu] = %d\n", 987 "master_sat", i, h->h_master_sat[i]); 988 } 989 } 990 991 void 992 cdf_dump_sat(const char *prefix, const cdf_sat_t *sat, size_t size) 993 { 994 size_t i, j, s = size / sizeof(cdf_secid_t); 995 996 for (i = 0; i < sat->sat_len; i++) { 997 (void)fprintf(stderr, "%s[%zu]:\n%.6d: ", prefix, i, i * s); 998 for (j = 0; j < s; j++) { 999 (void)fprintf(stderr, "%5d, ", 1000 CDF_TOLE4(sat->sat_tab[s * i + j])); 1001 if ((j + 1) % 10 == 0) 1002 (void)fprintf(stderr, "\n%.6d: ", 1003 i * s + j + 1); 1004 } 1005 (void)fprintf(stderr, "\n"); 1006 } 1007 } 1008 1009 void 1010 cdf_dump(void *v, size_t len) 1011 { 1012 size_t i, j; 1013 unsigned char *p = v; 1014 char abuf[16]; 1015 (void)fprintf(stderr, "%.4x: ", 0); 1016 for (i = 0, j = 0; i < len; i++, p++) { 1017 (void)fprintf(stderr, "%.2x ", *p); 1018 abuf[j++] = isprint(*p) ? *p : '.'; 1019 if (j == 16) { 1020 j = 0; 1021 abuf[15] = '\0'; 1022 (void)fprintf(stderr, "%s\n%.4x: ", abuf, i + 1); 1023 } 1024 } 1025 (void)fprintf(stderr, "\n"); 1026 } 1027 1028 void 1029 cdf_dump_stream(const cdf_header_t *h, const cdf_stream_t *sst) 1030 { 1031 size_t ss = sst->sst_dirlen < h->h_min_size_standard_stream ? 1032 CDF_SHORT_SEC_SIZE(h) : CDF_SEC_SIZE(h); 1033 cdf_dump(sst->sst_tab, ss * sst->sst_len); 1034 } 1035 1036 void 1037 cdf_dump_dir(const cdf_info_t *info, const cdf_header_t *h, 1038 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 1039 const cdf_dir_t *dir) 1040 { 1041 size_t i, j; 1042 cdf_directory_t *d; 1043 char name[__arraycount(d->d_name)]; 1044 cdf_stream_t scn; 1045 struct timespec ts; 1046 1047 static const char *types[] = { "empty", "user storage", 1048 "user stream", "lockbytes", "property", "root storage" }; 1049 1050 for (i = 0; i < dir->dir_len; i++) { 1051 d = &dir->dir_tab[i]; 1052 for (j = 0; j < sizeof(name); j++) 1053 name[j] = (char)CDF_TOLE2(d->d_name[j]); 1054 (void)fprintf(stderr, "Directory %zu: %s\n", i, name); 1055 if (d->d_type < __arraycount(types)) 1056 (void)fprintf(stderr, "Type: %s\n", types[d->d_type]); 1057 else 1058 (void)fprintf(stderr, "Type: %d\n", d->d_type); 1059 (void)fprintf(stderr, "Color: %s\n", 1060 d->d_color ? "black" : "red"); 1061 (void)fprintf(stderr, "Left child: %d\n", d->d_left_child); 1062 (void)fprintf(stderr, "Right child: %d\n", d->d_right_child); 1063 (void)fprintf(stderr, "Flags: 0x%x\n", d->d_flags); 1064 cdf_timestamp_to_timespec(&ts, d->d_created); 1065 (void)fprintf(stderr, "Created %s", ctime(&ts.tv_sec)); 1066 cdf_timestamp_to_timespec(&ts, d->d_modified); 1067 (void)fprintf(stderr, "Modified %s", ctime(&ts.tv_sec)); 1068 (void)fprintf(stderr, "Stream %d\n", d->d_stream_first_sector); 1069 (void)fprintf(stderr, "Size %d\n", d->d_size); 1070 switch (d->d_type) { 1071 case CDF_DIR_TYPE_USER_STORAGE: 1072 (void)fprintf(stderr, "Storage: %d\n", d->d_storage); 1073 break; 1074 case CDF_DIR_TYPE_USER_STREAM: 1075 if (sst == NULL) 1076 break; 1077 if (cdf_read_sector_chain(info, h, sat, ssat, sst, 1078 d->d_stream_first_sector, d->d_size, &scn) == -1) { 1079 warn("Can't read stream for %s at %d len %d", 1080 name, d->d_stream_first_sector, d->d_size); 1081 break; 1082 } 1083 cdf_dump_stream(h, &scn); 1084 free(scn.sst_tab); 1085 break; 1086 default: 1087 break; 1088 } 1089 1090 } 1091 } 1092 1093 void 1094 cdf_dump_property_info(const cdf_property_info_t *info, size_t count) 1095 { 1096 cdf_timestamp_t tp; 1097 struct timespec ts; 1098 char buf[64]; 1099 size_t i; 1100 1101 for (i = 0; i < count; i++) { 1102 cdf_print_property_name(buf, sizeof(buf), info[i].pi_id); 1103 (void)fprintf(stderr, "%zu) %s: ", i, buf); 1104 switch (info[i].pi_type) { 1105 case CDF_SIGNED16: 1106 (void)fprintf(stderr, "signed 16 [%hd]\n", 1107 info[i].pi_s16); 1108 break; 1109 case CDF_SIGNED32: 1110 (void)fprintf(stderr, "signed 32 [%d]\n", 1111 info[i].pi_s32); 1112 break; 1113 case CDF_UNSIGNED32: 1114 (void)fprintf(stderr, "unsigned 32 [%u]\n", 1115 info[i].pi_u32); 1116 break; 1117 case CDF_LENGTH32_STRING: 1118 (void)fprintf(stderr, "string %u [%.*s]\n", 1119 info[i].pi_str.s_len, 1120 info[i].pi_str.s_len, info[i].pi_str.s_buf); 1121 break; 1122 case CDF_FILETIME: 1123 tp = info[i].pi_tp; 1124 if (tp < 1000000000000000LL) { 1125 cdf_print_elapsed_time(buf, sizeof(buf), tp); 1126 (void)fprintf(stderr, "timestamp %s\n", buf); 1127 } else { 1128 cdf_timestamp_to_timespec(&ts, tp); 1129 (void)fprintf(stderr, "timestamp %s", 1130 ctime(&ts.tv_sec)); 1131 } 1132 break; 1133 case CDF_CLIPBOARD: 1134 (void)fprintf(stderr, "CLIPBOARD %u\n", info[i].pi_u32); 1135 break; 1136 default: 1137 DPRINTF(("Don't know how to deal with %x\n", 1138 info[i].pi_type)); 1139 break; 1140 } 1141 } 1142 } 1143 1144 1145 void 1146 cdf_dump_summary_info(const cdf_header_t *h, const cdf_stream_t *sst) 1147 { 1148 char buf[128]; 1149 cdf_summary_info_header_t ssi; 1150 cdf_property_info_t *info; 1151 size_t count; 1152 1153 (void)&h; 1154 if (cdf_unpack_summary_info(sst, &ssi, &info, &count) == -1) 1155 return; 1156 (void)fprintf(stderr, "Endian: %x\n", ssi.si_byte_order); 1157 (void)fprintf(stderr, "Os Version %d.%d\n", ssi.si_os_version & 0xff, 1158 ssi.si_os_version >> 8); 1159 (void)fprintf(stderr, "Os %d\n", ssi.si_os); 1160 cdf_print_classid(buf, sizeof(buf), &ssi.si_class); 1161 (void)fprintf(stderr, "Class %s\n", buf); 1162 (void)fprintf(stderr, "Count %d\n", ssi.si_count); 1163 cdf_dump_property_info(info, count); 1164 free(info); 1165 } 1166 1167 #endif 1168 1169 #ifdef TEST 1170 int 1171 main(int argc, char *argv[]) 1172 { 1173 int i; 1174 cdf_header_t h; 1175 cdf_sat_t sat, ssat; 1176 cdf_stream_t sst, scn; 1177 cdf_dir_t dir; 1178 cdf_info_t info; 1179 1180 if (argc < 2) { 1181 (void)fprintf(stderr, "Usage: %s <filename>\n", getprogname()); 1182 return -1; 1183 } 1184 1185 info.i_buf = NULL; 1186 info.i_len = 0; 1187 for (i = 1; i < argc; i++) { 1188 if ((info.i_fd = open(argv[1], O_RDONLY)) == -1) 1189 err(1, "Cannot open `%s'", argv[1]); 1190 1191 if (cdf_read_header(&info, &h) == -1) 1192 err(1, "Cannot read header"); 1193 #ifdef CDF_DEBUG 1194 cdf_dump_header(&h); 1195 #endif 1196 1197 if (cdf_read_sat(&info, &h, &sat) == -1) 1198 err(1, "Cannot read sat"); 1199 #ifdef CDF_DEBUG 1200 cdf_dump_sat("SAT", &sat, CDF_SEC_SIZE(&h)); 1201 #endif 1202 1203 if (cdf_read_ssat(&info, &h, &sat, &ssat) == -1) 1204 err(1, "Cannot read ssat"); 1205 #ifdef CDF_DEBUG 1206 cdf_dump_sat("SSAT", &h, &ssat, CDF_SHORT_SEC_SIZE(&h)); 1207 #endif 1208 1209 if (cdf_read_dir(&info, &h, &sat, &dir) == -1) 1210 err(1, "Cannot read dir"); 1211 1212 if (cdf_read_short_stream(&info, &h, &sat, &dir, &sst) == -1) 1213 err(1, "Cannot read short stream"); 1214 #ifdef CDF_DEBUG 1215 cdf_dump_stream(&h, &sst); 1216 #endif 1217 1218 #ifdef CDF_DEBUG 1219 cdf_dump_dir(&info, &h, &sat, &ssat, &sst, &dir); 1220 #endif 1221 1222 1223 if (cdf_read_summary_info(&info, &h, &sat, &ssat, &sst, &dir, 1224 &scn) == -1) 1225 err(1, "Cannot read summary info"); 1226 #ifdef CDF_DEBUG 1227 cdf_dump_summary_info(&h, &scn); 1228 #endif 1229 1230 (void)close(info.i_fd); 1231 } 1232 1233 return 0; 1234 } 1235 #endif 1236