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 #include "file.h" 36 37 #ifndef lint 38 FILE_RCSID("@(#)$File: cdf.c,v 1.55 2014/02/27 23:26:17 christos Exp $") 39 #endif 40 41 #include <assert.h> 42 #ifdef CDF_DEBUG 43 #include <err.h> 44 #endif 45 #include <stdlib.h> 46 #include <unistd.h> 47 #include <string.h> 48 #include <time.h> 49 #include <ctype.h> 50 #ifdef HAVE_LIMITS_H 51 #include <limits.h> 52 #endif 53 54 #ifndef EFTYPE 55 #define EFTYPE EINVAL 56 #endif 57 58 #include "cdf.h" 59 60 #ifdef CDF_DEBUG 61 #define DPRINTF(a) printf a, fflush(stdout) 62 #else 63 #define DPRINTF(a) 64 #endif 65 66 static union { 67 char s[4]; 68 uint32_t u; 69 } cdf_bo; 70 71 #define NEED_SWAP (cdf_bo.u == (uint32_t)0x01020304) 72 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) 77 78 79 /* 80 * swap a short 81 */ 82 static uint16_t 83 _cdf_tole2(uint16_t sv) 84 { 85 uint16_t rv; 86 uint8_t *s = (uint8_t *)(void *)&sv; 87 uint8_t *d = (uint8_t *)(void *)&rv; 88 d[0] = s[1]; 89 d[1] = s[0]; 90 return rv; 91 } 92 93 /* 94 * swap an int 95 */ 96 static uint32_t 97 _cdf_tole4(uint32_t sv) 98 { 99 uint32_t rv; 100 uint8_t *s = (uint8_t *)(void *)&sv; 101 uint8_t *d = (uint8_t *)(void *)&rv; 102 d[0] = s[3]; 103 d[1] = s[2]; 104 d[2] = s[1]; 105 d[3] = s[0]; 106 return rv; 107 } 108 109 /* 110 * swap a quad 111 */ 112 static uint64_t 113 _cdf_tole8(uint64_t sv) 114 { 115 uint64_t rv; 116 uint8_t *s = (uint8_t *)(void *)&sv; 117 uint8_t *d = (uint8_t *)(void *)&rv; 118 d[0] = s[7]; 119 d[1] = s[6]; 120 d[2] = s[5]; 121 d[3] = s[4]; 122 d[4] = s[3]; 123 d[5] = s[2]; 124 d[6] = s[1]; 125 d[7] = s[0]; 126 return rv; 127 } 128 129 /* 130 * grab a uint32_t from a possibly unaligned address, and return it in 131 * the native host order. 132 */ 133 static uint32_t 134 cdf_getuint32(const uint8_t *p, size_t offs) 135 { 136 uint32_t rv; 137 (void)memcpy(&rv, p + offs * sizeof(uint32_t), sizeof(rv)); 138 return CDF_TOLE4(rv); 139 } 140 141 #define CDF_UNPACK(a) \ 142 (void)memcpy(&(a), &buf[len], sizeof(a)), len += sizeof(a) 143 #define CDF_UNPACKA(a) \ 144 (void)memcpy((a), &buf[len], sizeof(a)), len += sizeof(a) 145 146 uint16_t 147 cdf_tole2(uint16_t sv) 148 { 149 return CDF_TOLE2(sv); 150 } 151 152 uint32_t 153 cdf_tole4(uint32_t sv) 154 { 155 return CDF_TOLE4(sv); 156 } 157 158 uint64_t 159 cdf_tole8(uint64_t sv) 160 { 161 return CDF_TOLE8(sv); 162 } 163 164 void 165 cdf_swap_header(cdf_header_t *h) 166 { 167 size_t i; 168 169 h->h_magic = CDF_TOLE8(h->h_magic); 170 h->h_uuid[0] = CDF_TOLE8(h->h_uuid[0]); 171 h->h_uuid[1] = CDF_TOLE8(h->h_uuid[1]); 172 h->h_revision = CDF_TOLE2(h->h_revision); 173 h->h_version = CDF_TOLE2(h->h_version); 174 h->h_byte_order = CDF_TOLE2(h->h_byte_order); 175 h->h_sec_size_p2 = CDF_TOLE2(h->h_sec_size_p2); 176 h->h_short_sec_size_p2 = CDF_TOLE2(h->h_short_sec_size_p2); 177 h->h_num_sectors_in_sat = CDF_TOLE4(h->h_num_sectors_in_sat); 178 h->h_secid_first_directory = CDF_TOLE4(h->h_secid_first_directory); 179 h->h_min_size_standard_stream = 180 CDF_TOLE4(h->h_min_size_standard_stream); 181 h->h_secid_first_sector_in_short_sat = 182 CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_short_sat); 183 h->h_num_sectors_in_short_sat = 184 CDF_TOLE4(h->h_num_sectors_in_short_sat); 185 h->h_secid_first_sector_in_master_sat = 186 CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_master_sat); 187 h->h_num_sectors_in_master_sat = 188 CDF_TOLE4(h->h_num_sectors_in_master_sat); 189 for (i = 0; i < __arraycount(h->h_master_sat); i++) 190 h->h_master_sat[i] = CDF_TOLE4((uint32_t)h->h_master_sat[i]); 191 } 192 193 void 194 cdf_unpack_header(cdf_header_t *h, char *buf) 195 { 196 size_t i; 197 size_t len = 0; 198 199 CDF_UNPACK(h->h_magic); 200 CDF_UNPACKA(h->h_uuid); 201 CDF_UNPACK(h->h_revision); 202 CDF_UNPACK(h->h_version); 203 CDF_UNPACK(h->h_byte_order); 204 CDF_UNPACK(h->h_sec_size_p2); 205 CDF_UNPACK(h->h_short_sec_size_p2); 206 CDF_UNPACKA(h->h_unused0); 207 CDF_UNPACK(h->h_num_sectors_in_sat); 208 CDF_UNPACK(h->h_secid_first_directory); 209 CDF_UNPACKA(h->h_unused1); 210 CDF_UNPACK(h->h_min_size_standard_stream); 211 CDF_UNPACK(h->h_secid_first_sector_in_short_sat); 212 CDF_UNPACK(h->h_num_sectors_in_short_sat); 213 CDF_UNPACK(h->h_secid_first_sector_in_master_sat); 214 CDF_UNPACK(h->h_num_sectors_in_master_sat); 215 for (i = 0; i < __arraycount(h->h_master_sat); i++) 216 CDF_UNPACK(h->h_master_sat[i]); 217 } 218 219 void 220 cdf_swap_dir(cdf_directory_t *d) 221 { 222 d->d_namelen = CDF_TOLE2(d->d_namelen); 223 d->d_left_child = CDF_TOLE4((uint32_t)d->d_left_child); 224 d->d_right_child = CDF_TOLE4((uint32_t)d->d_right_child); 225 d->d_storage = CDF_TOLE4((uint32_t)d->d_storage); 226 d->d_storage_uuid[0] = CDF_TOLE8(d->d_storage_uuid[0]); 227 d->d_storage_uuid[1] = CDF_TOLE8(d->d_storage_uuid[1]); 228 d->d_flags = CDF_TOLE4(d->d_flags); 229 d->d_created = CDF_TOLE8((uint64_t)d->d_created); 230 d->d_modified = CDF_TOLE8((uint64_t)d->d_modified); 231 d->d_stream_first_sector = CDF_TOLE4((uint32_t)d->d_stream_first_sector); 232 d->d_size = CDF_TOLE4(d->d_size); 233 } 234 235 void 236 cdf_swap_class(cdf_classid_t *d) 237 { 238 d->cl_dword = CDF_TOLE4(d->cl_dword); 239 d->cl_word[0] = CDF_TOLE2(d->cl_word[0]); 240 d->cl_word[1] = CDF_TOLE2(d->cl_word[1]); 241 } 242 243 void 244 cdf_unpack_dir(cdf_directory_t *d, char *buf) 245 { 246 size_t len = 0; 247 248 CDF_UNPACKA(d->d_name); 249 CDF_UNPACK(d->d_namelen); 250 CDF_UNPACK(d->d_type); 251 CDF_UNPACK(d->d_color); 252 CDF_UNPACK(d->d_left_child); 253 CDF_UNPACK(d->d_right_child); 254 CDF_UNPACK(d->d_storage); 255 CDF_UNPACKA(d->d_storage_uuid); 256 CDF_UNPACK(d->d_flags); 257 CDF_UNPACK(d->d_created); 258 CDF_UNPACK(d->d_modified); 259 CDF_UNPACK(d->d_stream_first_sector); 260 CDF_UNPACK(d->d_size); 261 CDF_UNPACK(d->d_unused0); 262 } 263 264 static int 265 cdf_check_stream_offset(const cdf_stream_t *sst, const cdf_header_t *h, 266 const void *p, size_t tail, int line) 267 { 268 const char *b = (const char *)sst->sst_tab; 269 const char *e = ((const char *)p) + tail; 270 (void)&line; 271 if (e >= b && (size_t)(e - b) <= CDF_SEC_SIZE(h) * sst->sst_len) 272 return 0; 273 DPRINTF(("%d: offset begin %p < end %p || %" SIZE_T_FORMAT "u" 274 " > %" SIZE_T_FORMAT "u [%" SIZE_T_FORMAT "u %" 275 SIZE_T_FORMAT "u]\n", line, b, e, (size_t)(e - b), 276 CDF_SEC_SIZE(h) * sst->sst_len, CDF_SEC_SIZE(h), sst->sst_len)); 277 errno = EFTYPE; 278 return -1; 279 } 280 281 static ssize_t 282 cdf_read(const cdf_info_t *info, off_t off, void *buf, size_t len) 283 { 284 size_t siz = (size_t)off + len; 285 286 if ((off_t)(off + len) != (off_t)siz) { 287 errno = EINVAL; 288 return -1; 289 } 290 291 if (info->i_buf != NULL && info->i_len >= siz) { 292 (void)memcpy(buf, &info->i_buf[off], len); 293 return (ssize_t)len; 294 } 295 296 if (info->i_fd == -1) 297 return -1; 298 299 if (pread(info->i_fd, buf, len, off) != (ssize_t)len) 300 return -1; 301 302 return (ssize_t)len; 303 } 304 305 int 306 cdf_read_header(const cdf_info_t *info, cdf_header_t *h) 307 { 308 char buf[512]; 309 310 (void)memcpy(cdf_bo.s, "\01\02\03\04", 4); 311 if (cdf_read(info, (off_t)0, buf, sizeof(buf)) == -1) 312 return -1; 313 cdf_unpack_header(h, buf); 314 cdf_swap_header(h); 315 if (h->h_magic != CDF_MAGIC) { 316 DPRINTF(("Bad magic 0x%" INT64_T_FORMAT "x != 0x%" 317 INT64_T_FORMAT "x\n", 318 (unsigned long long)h->h_magic, 319 (unsigned long long)CDF_MAGIC)); 320 goto out; 321 } 322 if (h->h_sec_size_p2 > 20) { 323 DPRINTF(("Bad sector size 0x%u\n", h->h_sec_size_p2)); 324 goto out; 325 } 326 if (h->h_short_sec_size_p2 > 20) { 327 DPRINTF(("Bad short sector size 0x%u\n", 328 h->h_short_sec_size_p2)); 329 goto out; 330 } 331 return 0; 332 out: 333 errno = EFTYPE; 334 return -1; 335 } 336 337 338 ssize_t 339 cdf_read_sector(const cdf_info_t *info, void *buf, size_t offs, size_t len, 340 const cdf_header_t *h, cdf_secid_t id) 341 { 342 size_t ss = CDF_SEC_SIZE(h); 343 size_t pos = CDF_SEC_POS(h, id); 344 assert(ss == len); 345 return cdf_read(info, (off_t)pos, ((char *)buf) + offs, len); 346 } 347 348 ssize_t 349 cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs, 350 size_t len, const cdf_header_t *h, cdf_secid_t id) 351 { 352 size_t ss = CDF_SHORT_SEC_SIZE(h); 353 size_t pos = CDF_SHORT_SEC_POS(h, id); 354 assert(ss == len); 355 if (pos > CDF_SEC_SIZE(h) * sst->sst_len) { 356 DPRINTF(("Out of bounds read %" SIZE_T_FORMAT "u > %" 357 SIZE_T_FORMAT "u\n", 358 pos, CDF_SEC_SIZE(h) * sst->sst_len)); 359 return -1; 360 } 361 (void)memcpy(((char *)buf) + offs, 362 ((const char *)sst->sst_tab) + pos, len); 363 return len; 364 } 365 366 /* 367 * Read the sector allocation table. 368 */ 369 int 370 cdf_read_sat(const cdf_info_t *info, cdf_header_t *h, cdf_sat_t *sat) 371 { 372 size_t i, j, k; 373 size_t ss = CDF_SEC_SIZE(h); 374 cdf_secid_t *msa, mid, sec; 375 size_t nsatpersec = (ss / sizeof(mid)) - 1; 376 377 for (i = 0; i < __arraycount(h->h_master_sat); i++) 378 if (h->h_master_sat[i] == CDF_SECID_FREE) 379 break; 380 381 #define CDF_SEC_LIMIT (UINT32_MAX / (4 * ss)) 382 if ((nsatpersec > 0 && 383 h->h_num_sectors_in_master_sat > CDF_SEC_LIMIT / nsatpersec) || 384 i > CDF_SEC_LIMIT) { 385 DPRINTF(("Number of sectors in master SAT too big %u %" 386 SIZE_T_FORMAT "u\n", h->h_num_sectors_in_master_sat, i)); 387 errno = EFTYPE; 388 return -1; 389 } 390 391 sat->sat_len = h->h_num_sectors_in_master_sat * nsatpersec + i; 392 DPRINTF(("sat_len = %" SIZE_T_FORMAT "u ss = %" SIZE_T_FORMAT "u\n", 393 sat->sat_len, ss)); 394 if ((sat->sat_tab = CAST(cdf_secid_t *, calloc(sat->sat_len, ss))) 395 == NULL) 396 return -1; 397 398 for (i = 0; i < __arraycount(h->h_master_sat); i++) { 399 if (h->h_master_sat[i] < 0) 400 break; 401 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h, 402 h->h_master_sat[i]) != (ssize_t)ss) { 403 DPRINTF(("Reading sector %d", h->h_master_sat[i])); 404 goto out1; 405 } 406 } 407 408 if ((msa = CAST(cdf_secid_t *, calloc(1, ss))) == NULL) 409 goto out1; 410 411 mid = h->h_secid_first_sector_in_master_sat; 412 for (j = 0; j < h->h_num_sectors_in_master_sat; j++) { 413 if (mid < 0) 414 goto out; 415 if (j >= CDF_LOOP_LIMIT) { 416 DPRINTF(("Reading master sector loop limit")); 417 errno = EFTYPE; 418 goto out2; 419 } 420 if (cdf_read_sector(info, msa, 0, ss, h, mid) != (ssize_t)ss) { 421 DPRINTF(("Reading master sector %d", mid)); 422 goto out2; 423 } 424 for (k = 0; k < nsatpersec; k++, i++) { 425 sec = CDF_TOLE4((uint32_t)msa[k]); 426 if (sec < 0) 427 goto out; 428 if (i >= sat->sat_len) { 429 DPRINTF(("Out of bounds reading MSA %" SIZE_T_FORMAT 430 "u >= %" SIZE_T_FORMAT "u", i, sat->sat_len)); 431 errno = EFTYPE; 432 goto out2; 433 } 434 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h, 435 sec) != (ssize_t)ss) { 436 DPRINTF(("Reading sector %d", 437 CDF_TOLE4(msa[k]))); 438 goto out2; 439 } 440 } 441 mid = CDF_TOLE4((uint32_t)msa[nsatpersec]); 442 } 443 out: 444 sat->sat_len = i; 445 free(msa); 446 return 0; 447 out2: 448 free(msa); 449 out1: 450 free(sat->sat_tab); 451 return -1; 452 } 453 454 size_t 455 cdf_count_chain(const cdf_sat_t *sat, cdf_secid_t sid, size_t size) 456 { 457 size_t i, j; 458 cdf_secid_t maxsector = (cdf_secid_t)(sat->sat_len * size); 459 460 DPRINTF(("Chain:")); 461 for (j = i = 0; sid >= 0; i++, j++) { 462 DPRINTF((" %d", sid)); 463 if (j >= CDF_LOOP_LIMIT) { 464 DPRINTF(("Counting chain loop limit")); 465 errno = EFTYPE; 466 return (size_t)-1; 467 } 468 if (sid > maxsector) { 469 DPRINTF(("Sector %d > %d\n", sid, maxsector)); 470 errno = EFTYPE; 471 return (size_t)-1; 472 } 473 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 474 } 475 DPRINTF(("\n")); 476 return i; 477 } 478 479 int 480 cdf_read_long_sector_chain(const cdf_info_t *info, const cdf_header_t *h, 481 const cdf_sat_t *sat, cdf_secid_t sid, size_t len, cdf_stream_t *scn) 482 { 483 size_t ss = CDF_SEC_SIZE(h), i, j; 484 ssize_t nr; 485 scn->sst_len = cdf_count_chain(sat, sid, ss); 486 scn->sst_dirlen = len; 487 488 if (scn->sst_len == (size_t)-1) 489 return -1; 490 491 scn->sst_tab = calloc(scn->sst_len, ss); 492 if (scn->sst_tab == NULL) 493 return -1; 494 495 for (j = i = 0; sid >= 0; i++, j++) { 496 if (j >= CDF_LOOP_LIMIT) { 497 DPRINTF(("Read long sector chain loop limit")); 498 errno = EFTYPE; 499 goto out; 500 } 501 if (i >= scn->sst_len) { 502 DPRINTF(("Out of bounds reading long sector chain " 503 "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", i, 504 scn->sst_len)); 505 errno = EFTYPE; 506 goto out; 507 } 508 if ((nr = cdf_read_sector(info, scn->sst_tab, i * ss, ss, h, 509 sid)) != (ssize_t)ss) { 510 if (i == scn->sst_len - 1 && nr > 0) { 511 /* Last sector might be truncated */ 512 return 0; 513 } 514 DPRINTF(("Reading long sector chain %d", sid)); 515 goto out; 516 } 517 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 518 } 519 return 0; 520 out: 521 free(scn->sst_tab); 522 return -1; 523 } 524 525 int 526 cdf_read_short_sector_chain(const cdf_header_t *h, 527 const cdf_sat_t *ssat, const cdf_stream_t *sst, 528 cdf_secid_t sid, size_t len, cdf_stream_t *scn) 529 { 530 size_t ss = CDF_SHORT_SEC_SIZE(h), i, j; 531 scn->sst_len = cdf_count_chain(ssat, sid, CDF_SEC_SIZE(h)); 532 scn->sst_dirlen = len; 533 534 if (sst->sst_tab == NULL || scn->sst_len == (size_t)-1) 535 return -1; 536 537 scn->sst_tab = calloc(scn->sst_len, ss); 538 if (scn->sst_tab == NULL) 539 return -1; 540 541 for (j = i = 0; sid >= 0; i++, j++) { 542 if (j >= CDF_LOOP_LIMIT) { 543 DPRINTF(("Read short sector chain loop limit")); 544 errno = EFTYPE; 545 goto out; 546 } 547 if (i >= scn->sst_len) { 548 DPRINTF(("Out of bounds reading short sector chain " 549 "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", 550 i, scn->sst_len)); 551 errno = EFTYPE; 552 goto out; 553 } 554 if (cdf_read_short_sector(sst, scn->sst_tab, i * ss, ss, h, 555 sid) != (ssize_t)ss) { 556 DPRINTF(("Reading short sector chain %d", sid)); 557 goto out; 558 } 559 sid = CDF_TOLE4((uint32_t)ssat->sat_tab[sid]); 560 } 561 return 0; 562 out: 563 free(scn->sst_tab); 564 return -1; 565 } 566 567 int 568 cdf_read_sector_chain(const cdf_info_t *info, const cdf_header_t *h, 569 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 570 cdf_secid_t sid, size_t len, cdf_stream_t *scn) 571 { 572 573 if (len < h->h_min_size_standard_stream && sst->sst_tab != NULL) 574 return cdf_read_short_sector_chain(h, ssat, sst, sid, len, 575 scn); 576 else 577 return cdf_read_long_sector_chain(info, h, sat, sid, len, scn); 578 } 579 580 int 581 cdf_read_dir(const cdf_info_t *info, const cdf_header_t *h, 582 const cdf_sat_t *sat, cdf_dir_t *dir) 583 { 584 size_t i, j; 585 size_t ss = CDF_SEC_SIZE(h), ns, nd; 586 char *buf; 587 cdf_secid_t sid = h->h_secid_first_directory; 588 589 ns = cdf_count_chain(sat, sid, ss); 590 if (ns == (size_t)-1) 591 return -1; 592 593 nd = ss / CDF_DIRECTORY_SIZE; 594 595 dir->dir_len = ns * nd; 596 dir->dir_tab = CAST(cdf_directory_t *, 597 calloc(dir->dir_len, sizeof(dir->dir_tab[0]))); 598 if (dir->dir_tab == NULL) 599 return -1; 600 601 if ((buf = CAST(char *, malloc(ss))) == NULL) { 602 free(dir->dir_tab); 603 return -1; 604 } 605 606 for (j = i = 0; i < ns; i++, j++) { 607 if (j >= CDF_LOOP_LIMIT) { 608 DPRINTF(("Read dir loop limit")); 609 errno = EFTYPE; 610 goto out; 611 } 612 if (cdf_read_sector(info, buf, 0, ss, h, sid) != (ssize_t)ss) { 613 DPRINTF(("Reading directory sector %d", sid)); 614 goto out; 615 } 616 for (j = 0; j < nd; j++) { 617 cdf_unpack_dir(&dir->dir_tab[i * nd + j], 618 &buf[j * CDF_DIRECTORY_SIZE]); 619 } 620 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 621 } 622 if (NEED_SWAP) 623 for (i = 0; i < dir->dir_len; i++) 624 cdf_swap_dir(&dir->dir_tab[i]); 625 free(buf); 626 return 0; 627 out: 628 free(dir->dir_tab); 629 free(buf); 630 return -1; 631 } 632 633 634 int 635 cdf_read_ssat(const cdf_info_t *info, const cdf_header_t *h, 636 const cdf_sat_t *sat, cdf_sat_t *ssat) 637 { 638 size_t i, j; 639 size_t ss = CDF_SEC_SIZE(h); 640 cdf_secid_t sid = h->h_secid_first_sector_in_short_sat; 641 642 ssat->sat_len = cdf_count_chain(sat, sid, CDF_SEC_SIZE(h)); 643 if (ssat->sat_len == (size_t)-1) 644 return -1; 645 646 ssat->sat_tab = CAST(cdf_secid_t *, calloc(ssat->sat_len, ss)); 647 if (ssat->sat_tab == NULL) 648 return -1; 649 650 for (j = i = 0; sid >= 0; i++, j++) { 651 if (j >= CDF_LOOP_LIMIT) { 652 DPRINTF(("Read short sat sector loop limit")); 653 errno = EFTYPE; 654 goto out; 655 } 656 if (i >= ssat->sat_len) { 657 DPRINTF(("Out of bounds reading short sector chain " 658 "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", i, 659 ssat->sat_len)); 660 errno = EFTYPE; 661 goto out; 662 } 663 if (cdf_read_sector(info, ssat->sat_tab, i * ss, ss, h, sid) != 664 (ssize_t)ss) { 665 DPRINTF(("Reading short sat sector %d", sid)); 666 goto out; 667 } 668 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 669 } 670 return 0; 671 out: 672 free(ssat->sat_tab); 673 return -1; 674 } 675 676 int 677 cdf_read_short_stream(const cdf_info_t *info, const cdf_header_t *h, 678 const cdf_sat_t *sat, const cdf_dir_t *dir, cdf_stream_t *scn, 679 const cdf_directory_t **root) 680 { 681 size_t i; 682 const cdf_directory_t *d; 683 684 *root = NULL; 685 for (i = 0; i < dir->dir_len; i++) 686 if (dir->dir_tab[i].d_type == CDF_DIR_TYPE_ROOT_STORAGE) 687 break; 688 689 /* If the it is not there, just fake it; some docs don't have it */ 690 if (i == dir->dir_len) 691 goto out; 692 d = &dir->dir_tab[i]; 693 *root = d; 694 695 /* If the it is not there, just fake it; some docs don't have it */ 696 if (d->d_stream_first_sector < 0) 697 goto out; 698 699 return cdf_read_long_sector_chain(info, h, sat, 700 d->d_stream_first_sector, d->d_size, scn); 701 out: 702 scn->sst_tab = NULL; 703 scn->sst_len = 0; 704 scn->sst_dirlen = 0; 705 return 0; 706 } 707 708 static int 709 cdf_namecmp(const char *d, const uint16_t *s, size_t l) 710 { 711 for (; l--; d++, s++) 712 if (*d != CDF_TOLE2(*s)) 713 return (unsigned char)*d - CDF_TOLE2(*s); 714 return 0; 715 } 716 717 int 718 cdf_read_summary_info(const cdf_info_t *info, const cdf_header_t *h, 719 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 720 const cdf_dir_t *dir, cdf_stream_t *scn) 721 { 722 size_t i; 723 const cdf_directory_t *d; 724 static const char name[] = "\05SummaryInformation"; 725 726 for (i = dir->dir_len; i > 0; i--) 727 if (dir->dir_tab[i - 1].d_type == CDF_DIR_TYPE_USER_STREAM && 728 cdf_namecmp(name, dir->dir_tab[i - 1].d_name, sizeof(name)) 729 == 0) 730 break; 731 732 if (i == 0) { 733 DPRINTF(("Cannot find summary information section\n")); 734 errno = ESRCH; 735 return -1; 736 } 737 d = &dir->dir_tab[i - 1]; 738 return cdf_read_sector_chain(info, h, sat, ssat, sst, 739 d->d_stream_first_sector, d->d_size, scn); 740 } 741 742 int 743 cdf_read_property_info(const cdf_stream_t *sst, const cdf_header_t *h, 744 uint32_t offs, cdf_property_info_t **info, size_t *count, size_t *maxcount) 745 { 746 const cdf_section_header_t *shp; 747 cdf_section_header_t sh; 748 const uint8_t *p, *q, *e; 749 int16_t s16; 750 int32_t s32; 751 uint32_t u32; 752 int64_t s64; 753 uint64_t u64; 754 cdf_timestamp_t tp; 755 size_t i, o, o4, nelements, j; 756 cdf_property_info_t *inp; 757 758 if (offs > UINT32_MAX / 4) { 759 errno = EFTYPE; 760 goto out; 761 } 762 shp = CAST(const cdf_section_header_t *, (const void *) 763 ((const char *)sst->sst_tab + offs)); 764 if (cdf_check_stream_offset(sst, h, shp, sizeof(*shp), __LINE__) == -1) 765 goto out; 766 sh.sh_len = CDF_TOLE4(shp->sh_len); 767 #define CDF_SHLEN_LIMIT (UINT32_MAX / 8) 768 if (sh.sh_len > CDF_SHLEN_LIMIT) { 769 errno = EFTYPE; 770 goto out; 771 } 772 sh.sh_properties = CDF_TOLE4(shp->sh_properties); 773 #define CDF_PROP_LIMIT (UINT32_MAX / (4 * sizeof(*inp))) 774 if (sh.sh_properties > CDF_PROP_LIMIT) 775 goto out; 776 DPRINTF(("section len: %u properties %u\n", sh.sh_len, 777 sh.sh_properties)); 778 if (*maxcount) { 779 if (*maxcount > CDF_PROP_LIMIT) 780 goto out; 781 *maxcount += sh.sh_properties; 782 inp = CAST(cdf_property_info_t *, 783 realloc(*info, *maxcount * sizeof(*inp))); 784 } else { 785 *maxcount = sh.sh_properties; 786 inp = CAST(cdf_property_info_t *, 787 malloc(*maxcount * sizeof(*inp))); 788 } 789 if (inp == NULL) 790 goto out; 791 *info = inp; 792 inp += *count; 793 *count += sh.sh_properties; 794 p = CAST(const uint8_t *, (const void *) 795 ((const char *)(const void *)sst->sst_tab + 796 offs + sizeof(sh))); 797 e = CAST(const uint8_t *, (const void *) 798 (((const char *)(const void *)shp) + sh.sh_len)); 799 if (cdf_check_stream_offset(sst, h, e, 0, __LINE__) == -1) 800 goto out; 801 for (i = 0; i < sh.sh_properties; i++) { 802 size_t ofs = CDF_GETUINT32(p, (i << 1) + 1); 803 q = (const uint8_t *)(const void *) 804 ((const char *)(const void *)p + ofs 805 - 2 * sizeof(uint32_t)); 806 if (q > e) { 807 DPRINTF(("Ran of the end %p > %p\n", q, e)); 808 goto out; 809 } 810 inp[i].pi_id = CDF_GETUINT32(p, i << 1); 811 inp[i].pi_type = CDF_GETUINT32(q, 0); 812 DPRINTF(("%" SIZE_T_FORMAT "u) id=%x type=%x offs=0x%tx,0x%x\n", 813 i, inp[i].pi_id, inp[i].pi_type, q - p, offs)); 814 if (inp[i].pi_type & CDF_VECTOR) { 815 nelements = CDF_GETUINT32(q, 1); 816 o = 2; 817 } else { 818 nelements = 1; 819 o = 1; 820 } 821 o4 = o * sizeof(uint32_t); 822 if (inp[i].pi_type & (CDF_ARRAY|CDF_BYREF|CDF_RESERVED)) 823 goto unknown; 824 switch (inp[i].pi_type & CDF_TYPEMASK) { 825 case CDF_NULL: 826 case CDF_EMPTY: 827 break; 828 case CDF_SIGNED16: 829 if (inp[i].pi_type & CDF_VECTOR) 830 goto unknown; 831 (void)memcpy(&s16, &q[o4], sizeof(s16)); 832 inp[i].pi_s16 = CDF_TOLE2(s16); 833 break; 834 case CDF_SIGNED32: 835 if (inp[i].pi_type & CDF_VECTOR) 836 goto unknown; 837 (void)memcpy(&s32, &q[o4], sizeof(s32)); 838 inp[i].pi_s32 = CDF_TOLE4((uint32_t)s32); 839 break; 840 case CDF_BOOL: 841 case CDF_UNSIGNED32: 842 if (inp[i].pi_type & CDF_VECTOR) 843 goto unknown; 844 (void)memcpy(&u32, &q[o4], sizeof(u32)); 845 inp[i].pi_u32 = CDF_TOLE4(u32); 846 break; 847 case CDF_SIGNED64: 848 if (inp[i].pi_type & CDF_VECTOR) 849 goto unknown; 850 (void)memcpy(&s64, &q[o4], sizeof(s64)); 851 inp[i].pi_s64 = CDF_TOLE8((uint64_t)s64); 852 break; 853 case CDF_UNSIGNED64: 854 if (inp[i].pi_type & CDF_VECTOR) 855 goto unknown; 856 (void)memcpy(&u64, &q[o4], sizeof(u64)); 857 inp[i].pi_u64 = CDF_TOLE8((uint64_t)u64); 858 break; 859 case CDF_FLOAT: 860 if (inp[i].pi_type & CDF_VECTOR) 861 goto unknown; 862 (void)memcpy(&u32, &q[o4], sizeof(u32)); 863 u32 = CDF_TOLE4(u32); 864 memcpy(&inp[i].pi_f, &u32, sizeof(inp[i].pi_f)); 865 break; 866 case CDF_DOUBLE: 867 if (inp[i].pi_type & CDF_VECTOR) 868 goto unknown; 869 (void)memcpy(&u64, &q[o4], sizeof(u64)); 870 u64 = CDF_TOLE8((uint64_t)u64); 871 memcpy(&inp[i].pi_d, &u64, sizeof(inp[i].pi_d)); 872 break; 873 case CDF_LENGTH32_STRING: 874 case CDF_LENGTH32_WSTRING: 875 if (nelements > 1) { 876 size_t nelem = inp - *info; 877 if (*maxcount > CDF_PROP_LIMIT 878 || nelements > CDF_PROP_LIMIT) 879 goto out; 880 *maxcount += nelements; 881 inp = CAST(cdf_property_info_t *, 882 realloc(*info, *maxcount * sizeof(*inp))); 883 if (inp == NULL) 884 goto out; 885 *info = inp; 886 inp = *info + nelem; 887 } 888 DPRINTF(("nelements = %" SIZE_T_FORMAT "u\n", 889 nelements)); 890 for (j = 0; j < nelements; j++, i++) { 891 uint32_t l = CDF_GETUINT32(q, o); 892 inp[i].pi_str.s_len = l; 893 inp[i].pi_str.s_buf = (const char *) 894 (const void *)(&q[o4 + sizeof(l)]); 895 DPRINTF(("l = %d, r = %" SIZE_T_FORMAT 896 "u, s = %s\n", l, 897 CDF_ROUND(l, sizeof(l)), 898 inp[i].pi_str.s_buf)); 899 if (l & 1) 900 l++; 901 o += l >> 1; 902 if (q + o >= e) 903 goto out; 904 o4 = o * sizeof(uint32_t); 905 } 906 i--; 907 break; 908 case CDF_FILETIME: 909 if (inp[i].pi_type & CDF_VECTOR) 910 goto unknown; 911 (void)memcpy(&tp, &q[o4], sizeof(tp)); 912 inp[i].pi_tp = CDF_TOLE8((uint64_t)tp); 913 break; 914 case CDF_CLIPBOARD: 915 if (inp[i].pi_type & CDF_VECTOR) 916 goto unknown; 917 break; 918 default: 919 unknown: 920 DPRINTF(("Don't know how to deal with %x\n", 921 inp[i].pi_type)); 922 break; 923 } 924 } 925 return 0; 926 out: 927 free(*info); 928 return -1; 929 } 930 931 int 932 cdf_unpack_summary_info(const cdf_stream_t *sst, const cdf_header_t *h, 933 cdf_summary_info_header_t *ssi, cdf_property_info_t **info, size_t *count) 934 { 935 size_t i, maxcount; 936 const cdf_summary_info_header_t *si = 937 CAST(const cdf_summary_info_header_t *, sst->sst_tab); 938 const cdf_section_declaration_t *sd = 939 CAST(const cdf_section_declaration_t *, (const void *) 940 ((const char *)sst->sst_tab + CDF_SECTION_DECLARATION_OFFSET)); 941 942 if (cdf_check_stream_offset(sst, h, si, sizeof(*si), __LINE__) == -1 || 943 cdf_check_stream_offset(sst, h, sd, sizeof(*sd), __LINE__) == -1) 944 return -1; 945 ssi->si_byte_order = CDF_TOLE2(si->si_byte_order); 946 ssi->si_os_version = CDF_TOLE2(si->si_os_version); 947 ssi->si_os = CDF_TOLE2(si->si_os); 948 ssi->si_class = si->si_class; 949 cdf_swap_class(&ssi->si_class); 950 ssi->si_count = CDF_TOLE2(si->si_count); 951 *count = 0; 952 maxcount = 0; 953 *info = NULL; 954 for (i = 0; i < CDF_TOLE4(si->si_count); i++) { 955 if (i >= CDF_LOOP_LIMIT) { 956 DPRINTF(("Unpack summary info loop limit")); 957 errno = EFTYPE; 958 return -1; 959 } 960 if (cdf_read_property_info(sst, h, CDF_TOLE4(sd->sd_offset), 961 info, count, &maxcount) == -1) { 962 return -1; 963 } 964 } 965 return 0; 966 } 967 968 969 970 int 971 cdf_print_classid(char *buf, size_t buflen, const cdf_classid_t *id) 972 { 973 return snprintf(buf, buflen, "%.8x-%.4x-%.4x-%.2x%.2x-" 974 "%.2x%.2x%.2x%.2x%.2x%.2x", id->cl_dword, id->cl_word[0], 975 id->cl_word[1], id->cl_two[0], id->cl_two[1], id->cl_six[0], 976 id->cl_six[1], id->cl_six[2], id->cl_six[3], id->cl_six[4], 977 id->cl_six[5]); 978 } 979 980 static const struct { 981 uint32_t v; 982 const char *n; 983 } vn[] = { 984 { CDF_PROPERTY_CODE_PAGE, "Code page" }, 985 { CDF_PROPERTY_TITLE, "Title" }, 986 { CDF_PROPERTY_SUBJECT, "Subject" }, 987 { CDF_PROPERTY_AUTHOR, "Author" }, 988 { CDF_PROPERTY_KEYWORDS, "Keywords" }, 989 { CDF_PROPERTY_COMMENTS, "Comments" }, 990 { CDF_PROPERTY_TEMPLATE, "Template" }, 991 { CDF_PROPERTY_LAST_SAVED_BY, "Last Saved By" }, 992 { CDF_PROPERTY_REVISION_NUMBER, "Revision Number" }, 993 { CDF_PROPERTY_TOTAL_EDITING_TIME, "Total Editing Time" }, 994 { CDF_PROPERTY_LAST_PRINTED, "Last Printed" }, 995 { CDF_PROPERTY_CREATE_TIME, "Create Time/Date" }, 996 { CDF_PROPERTY_LAST_SAVED_TIME, "Last Saved Time/Date" }, 997 { CDF_PROPERTY_NUMBER_OF_PAGES, "Number of Pages" }, 998 { CDF_PROPERTY_NUMBER_OF_WORDS, "Number of Words" }, 999 { CDF_PROPERTY_NUMBER_OF_CHARACTERS, "Number of Characters" }, 1000 { CDF_PROPERTY_THUMBNAIL, "Thumbnail" }, 1001 { CDF_PROPERTY_NAME_OF_APPLICATION, "Name of Creating Application" }, 1002 { CDF_PROPERTY_SECURITY, "Security" }, 1003 { CDF_PROPERTY_LOCALE_ID, "Locale ID" }, 1004 }; 1005 1006 int 1007 cdf_print_property_name(char *buf, size_t bufsiz, uint32_t p) 1008 { 1009 size_t i; 1010 1011 for (i = 0; i < __arraycount(vn); i++) 1012 if (vn[i].v == p) 1013 return snprintf(buf, bufsiz, "%s", vn[i].n); 1014 return snprintf(buf, bufsiz, "0x%x", p); 1015 } 1016 1017 int 1018 cdf_print_elapsed_time(char *buf, size_t bufsiz, cdf_timestamp_t ts) 1019 { 1020 int len = 0; 1021 int days, hours, mins, secs; 1022 1023 ts /= CDF_TIME_PREC; 1024 secs = (int)(ts % 60); 1025 ts /= 60; 1026 mins = (int)(ts % 60); 1027 ts /= 60; 1028 hours = (int)(ts % 24); 1029 ts /= 24; 1030 days = (int)ts; 1031 1032 if (days) { 1033 len += snprintf(buf + len, bufsiz - len, "%dd+", days); 1034 if ((size_t)len >= bufsiz) 1035 return len; 1036 } 1037 1038 if (days || hours) { 1039 len += snprintf(buf + len, bufsiz - len, "%.2d:", hours); 1040 if ((size_t)len >= bufsiz) 1041 return len; 1042 } 1043 1044 len += snprintf(buf + len, bufsiz - len, "%.2d:", mins); 1045 if ((size_t)len >= bufsiz) 1046 return len; 1047 1048 len += snprintf(buf + len, bufsiz - len, "%.2d", secs); 1049 return len; 1050 } 1051 1052 1053 #ifdef CDF_DEBUG 1054 void 1055 cdf_dump_header(const cdf_header_t *h) 1056 { 1057 size_t i; 1058 1059 #define DUMP(a, b) (void)fprintf(stderr, "%40.40s = " a "\n", # b, h->h_ ## b) 1060 #define DUMP2(a, b) (void)fprintf(stderr, "%40.40s = " a " (" a ")\n", # b, \ 1061 h->h_ ## b, 1 << h->h_ ## b) 1062 DUMP("%d", revision); 1063 DUMP("%d", version); 1064 DUMP("0x%x", byte_order); 1065 DUMP2("%d", sec_size_p2); 1066 DUMP2("%d", short_sec_size_p2); 1067 DUMP("%d", num_sectors_in_sat); 1068 DUMP("%d", secid_first_directory); 1069 DUMP("%d", min_size_standard_stream); 1070 DUMP("%d", secid_first_sector_in_short_sat); 1071 DUMP("%d", num_sectors_in_short_sat); 1072 DUMP("%d", secid_first_sector_in_master_sat); 1073 DUMP("%d", num_sectors_in_master_sat); 1074 for (i = 0; i < __arraycount(h->h_master_sat); i++) { 1075 if (h->h_master_sat[i] == CDF_SECID_FREE) 1076 break; 1077 (void)fprintf(stderr, "%35.35s[%.3zu] = %d\n", 1078 "master_sat", i, h->h_master_sat[i]); 1079 } 1080 } 1081 1082 void 1083 cdf_dump_sat(const char *prefix, const cdf_sat_t *sat, size_t size) 1084 { 1085 size_t i, j, s = size / sizeof(cdf_secid_t); 1086 1087 for (i = 0; i < sat->sat_len; i++) { 1088 (void)fprintf(stderr, "%s[%" SIZE_T_FORMAT "u]:\n%.6" 1089 SIZE_T_FORMAT "u: ", prefix, i, i * s); 1090 for (j = 0; j < s; j++) { 1091 (void)fprintf(stderr, "%5d, ", 1092 CDF_TOLE4(sat->sat_tab[s * i + j])); 1093 if ((j + 1) % 10 == 0) 1094 (void)fprintf(stderr, "\n%.6" SIZE_T_FORMAT 1095 "u: ", i * s + j + 1); 1096 } 1097 (void)fprintf(stderr, "\n"); 1098 } 1099 } 1100 1101 void 1102 cdf_dump(void *v, size_t len) 1103 { 1104 size_t i, j; 1105 unsigned char *p = v; 1106 char abuf[16]; 1107 (void)fprintf(stderr, "%.4x: ", 0); 1108 for (i = 0, j = 0; i < len; i++, p++) { 1109 (void)fprintf(stderr, "%.2x ", *p); 1110 abuf[j++] = isprint(*p) ? *p : '.'; 1111 if (j == 16) { 1112 j = 0; 1113 abuf[15] = '\0'; 1114 (void)fprintf(stderr, "%s\n%.4" SIZE_T_FORMAT "x: ", 1115 abuf, i + 1); 1116 } 1117 } 1118 (void)fprintf(stderr, "\n"); 1119 } 1120 1121 void 1122 cdf_dump_stream(const cdf_header_t *h, const cdf_stream_t *sst) 1123 { 1124 size_t ss = sst->sst_dirlen < h->h_min_size_standard_stream ? 1125 CDF_SHORT_SEC_SIZE(h) : CDF_SEC_SIZE(h); 1126 cdf_dump(sst->sst_tab, ss * sst->sst_len); 1127 } 1128 1129 void 1130 cdf_dump_dir(const cdf_info_t *info, const cdf_header_t *h, 1131 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 1132 const cdf_dir_t *dir) 1133 { 1134 size_t i, j; 1135 cdf_directory_t *d; 1136 char name[__arraycount(d->d_name)]; 1137 cdf_stream_t scn; 1138 struct timespec ts; 1139 1140 static const char *types[] = { "empty", "user storage", 1141 "user stream", "lockbytes", "property", "root storage" }; 1142 1143 for (i = 0; i < dir->dir_len; i++) { 1144 char buf[26]; 1145 d = &dir->dir_tab[i]; 1146 for (j = 0; j < sizeof(name); j++) 1147 name[j] = (char)CDF_TOLE2(d->d_name[j]); 1148 (void)fprintf(stderr, "Directory %" SIZE_T_FORMAT "u: %s\n", 1149 i, name); 1150 if (d->d_type < __arraycount(types)) 1151 (void)fprintf(stderr, "Type: %s\n", types[d->d_type]); 1152 else 1153 (void)fprintf(stderr, "Type: %d\n", d->d_type); 1154 (void)fprintf(stderr, "Color: %s\n", 1155 d->d_color ? "black" : "red"); 1156 (void)fprintf(stderr, "Left child: %d\n", d->d_left_child); 1157 (void)fprintf(stderr, "Right child: %d\n", d->d_right_child); 1158 (void)fprintf(stderr, "Flags: 0x%x\n", d->d_flags); 1159 cdf_timestamp_to_timespec(&ts, d->d_created); 1160 (void)fprintf(stderr, "Created %s", cdf_ctime(&ts.tv_sec, buf)); 1161 cdf_timestamp_to_timespec(&ts, d->d_modified); 1162 (void)fprintf(stderr, "Modified %s", 1163 cdf_ctime(&ts.tv_sec, buf)); 1164 (void)fprintf(stderr, "Stream %d\n", d->d_stream_first_sector); 1165 (void)fprintf(stderr, "Size %d\n", d->d_size); 1166 switch (d->d_type) { 1167 case CDF_DIR_TYPE_USER_STORAGE: 1168 (void)fprintf(stderr, "Storage: %d\n", d->d_storage); 1169 break; 1170 case CDF_DIR_TYPE_USER_STREAM: 1171 if (sst == NULL) 1172 break; 1173 if (cdf_read_sector_chain(info, h, sat, ssat, sst, 1174 d->d_stream_first_sector, d->d_size, &scn) == -1) { 1175 warn("Can't read stream for %s at %d len %d", 1176 name, d->d_stream_first_sector, d->d_size); 1177 break; 1178 } 1179 cdf_dump_stream(h, &scn); 1180 free(scn.sst_tab); 1181 break; 1182 default: 1183 break; 1184 } 1185 1186 } 1187 } 1188 1189 void 1190 cdf_dump_property_info(const cdf_property_info_t *info, size_t count) 1191 { 1192 cdf_timestamp_t tp; 1193 struct timespec ts; 1194 char buf[64]; 1195 size_t i, j; 1196 1197 for (i = 0; i < count; i++) { 1198 cdf_print_property_name(buf, sizeof(buf), info[i].pi_id); 1199 (void)fprintf(stderr, "%" SIZE_T_FORMAT "u) %s: ", i, buf); 1200 switch (info[i].pi_type) { 1201 case CDF_NULL: 1202 break; 1203 case CDF_SIGNED16: 1204 (void)fprintf(stderr, "signed 16 [%hd]\n", 1205 info[i].pi_s16); 1206 break; 1207 case CDF_SIGNED32: 1208 (void)fprintf(stderr, "signed 32 [%d]\n", 1209 info[i].pi_s32); 1210 break; 1211 case CDF_UNSIGNED32: 1212 (void)fprintf(stderr, "unsigned 32 [%u]\n", 1213 info[i].pi_u32); 1214 break; 1215 case CDF_FLOAT: 1216 (void)fprintf(stderr, "float [%g]\n", 1217 info[i].pi_f); 1218 break; 1219 case CDF_DOUBLE: 1220 (void)fprintf(stderr, "double [%g]\n", 1221 info[i].pi_d); 1222 break; 1223 case CDF_LENGTH32_STRING: 1224 (void)fprintf(stderr, "string %u [%.*s]\n", 1225 info[i].pi_str.s_len, 1226 info[i].pi_str.s_len, info[i].pi_str.s_buf); 1227 break; 1228 case CDF_LENGTH32_WSTRING: 1229 (void)fprintf(stderr, "string %u [", 1230 info[i].pi_str.s_len); 1231 for (j = 0; j < info[i].pi_str.s_len - 1; j++) 1232 (void)fputc(info[i].pi_str.s_buf[j << 1], stderr); 1233 (void)fprintf(stderr, "]\n"); 1234 break; 1235 case CDF_FILETIME: 1236 tp = info[i].pi_tp; 1237 if (tp < 1000000000000000LL) { 1238 cdf_print_elapsed_time(buf, sizeof(buf), tp); 1239 (void)fprintf(stderr, "timestamp %s\n", buf); 1240 } else { 1241 char buf[26]; 1242 cdf_timestamp_to_timespec(&ts, tp); 1243 (void)fprintf(stderr, "timestamp %s", 1244 cdf_ctime(&ts.tv_sec, buf)); 1245 } 1246 break; 1247 case CDF_CLIPBOARD: 1248 (void)fprintf(stderr, "CLIPBOARD %u\n", info[i].pi_u32); 1249 break; 1250 default: 1251 DPRINTF(("Don't know how to deal with %x\n", 1252 info[i].pi_type)); 1253 break; 1254 } 1255 } 1256 } 1257 1258 1259 void 1260 cdf_dump_summary_info(const cdf_header_t *h, const cdf_stream_t *sst) 1261 { 1262 char buf[128]; 1263 cdf_summary_info_header_t ssi; 1264 cdf_property_info_t *info; 1265 size_t count; 1266 1267 (void)&h; 1268 if (cdf_unpack_summary_info(sst, h, &ssi, &info, &count) == -1) 1269 return; 1270 (void)fprintf(stderr, "Endian: %x\n", ssi.si_byte_order); 1271 (void)fprintf(stderr, "Os Version %d.%d\n", ssi.si_os_version & 0xff, 1272 ssi.si_os_version >> 8); 1273 (void)fprintf(stderr, "Os %d\n", ssi.si_os); 1274 cdf_print_classid(buf, sizeof(buf), &ssi.si_class); 1275 (void)fprintf(stderr, "Class %s\n", buf); 1276 (void)fprintf(stderr, "Count %d\n", ssi.si_count); 1277 cdf_dump_property_info(info, count); 1278 free(info); 1279 } 1280 1281 #endif 1282 1283 #ifdef TEST 1284 int 1285 main(int argc, char *argv[]) 1286 { 1287 int i; 1288 cdf_header_t h; 1289 cdf_sat_t sat, ssat; 1290 cdf_stream_t sst, scn; 1291 cdf_dir_t dir; 1292 cdf_info_t info; 1293 1294 if (argc < 2) { 1295 (void)fprintf(stderr, "Usage: %s <filename>\n", getprogname()); 1296 return -1; 1297 } 1298 1299 info.i_buf = NULL; 1300 info.i_len = 0; 1301 for (i = 1; i < argc; i++) { 1302 if ((info.i_fd = open(argv[1], O_RDONLY)) == -1) 1303 err(1, "Cannot open `%s'", argv[1]); 1304 1305 if (cdf_read_header(&info, &h) == -1) 1306 err(1, "Cannot read header"); 1307 #ifdef CDF_DEBUG 1308 cdf_dump_header(&h); 1309 #endif 1310 1311 if (cdf_read_sat(&info, &h, &sat) == -1) 1312 err(1, "Cannot read sat"); 1313 #ifdef CDF_DEBUG 1314 cdf_dump_sat("SAT", &sat, CDF_SEC_SIZE(&h)); 1315 #endif 1316 1317 if (cdf_read_ssat(&info, &h, &sat, &ssat) == -1) 1318 err(1, "Cannot read ssat"); 1319 #ifdef CDF_DEBUG 1320 cdf_dump_sat("SSAT", &ssat, CDF_SHORT_SEC_SIZE(&h)); 1321 #endif 1322 1323 if (cdf_read_dir(&info, &h, &sat, &dir) == -1) 1324 err(1, "Cannot read dir"); 1325 1326 if (cdf_read_short_stream(&info, &h, &sat, &dir, &sst) == -1) 1327 err(1, "Cannot read short stream"); 1328 #ifdef CDF_DEBUG 1329 cdf_dump_stream(&h, &sst); 1330 #endif 1331 1332 #ifdef CDF_DEBUG 1333 cdf_dump_dir(&info, &h, &sat, &ssat, &sst, &dir); 1334 #endif 1335 1336 1337 if (cdf_read_summary_info(&info, &h, &sat, &ssat, &sst, &dir, 1338 &scn) == -1) 1339 err(1, "Cannot read summary info"); 1340 #ifdef CDF_DEBUG 1341 cdf_dump_summary_info(&h, &scn); 1342 #endif 1343 1344 (void)close(info.i_fd); 1345 } 1346 1347 return 0; 1348 } 1349 #endif 1350