1/* $NetBSD: cdf.c,v 1.6 2012/02/22 17:53:51 christos Exp $ */ 2 3/*- 4 * Copyright (c) 2008 Christos Zoulas 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28/* 29 * Parse Composite Document Files, the format used in Microsoft Office 30 * document files before they switched to zipped XML. 31 * Info from: http://sc.openoffice.org/compdocfileformat.pdf 32 * 33 * N.B. This is the "Composite Document File" format, and not the 34 * "Compound Document Format", nor the "Channel Definition Format". 35 */ 36 37#include "file.h" 38 39#ifndef lint 40#if 0 41FILE_RCSID("@(#)$File: cdf.c,v 1.50 2012/02/20 22:35:29 christos Exp $") 42#else 43__RCSID("$NetBSD: cdf.c,v 1.6 2012/02/22 17:53:51 christos Exp $"); 44#endif 45#endif 46 47#include <assert.h> 48#ifdef CDF_DEBUG 49#include <err.h> 50#endif 51#include <stdlib.h> 52#include <unistd.h> 53#include <string.h> 54#include <time.h> 55#include <ctype.h> 56#ifdef HAVE_LIMITS_H 57#include <limits.h> 58#endif 59 60#ifndef EFTYPE 61#define EFTYPE EINVAL 62#endif 63 64#include "cdf.h" 65 66#ifdef CDF_DEBUG 67#define DPRINTF(a) printf a, fflush(stdout) 68#else 69#define DPRINTF(a) 70#endif 71 72static union { 73 char s[4]; 74 uint32_t u; 75} cdf_bo; 76 77#define NEED_SWAP (cdf_bo.u == (uint32_t)0x01020304) 78 79#define CDF_TOLE8(x) ((uint64_t)(NEED_SWAP ? _cdf_tole8(x) : (uint64_t)(x))) 80#define CDF_TOLE4(x) ((uint32_t)(NEED_SWAP ? _cdf_tole4(x) : (uint32_t)(x))) 81#define CDF_TOLE2(x) ((uint16_t)(NEED_SWAP ? _cdf_tole2(x) : (uint16_t)(x))) 82#define CDF_GETUINT32(x, y) cdf_getuint32(x, y) 83 84 85/* 86 * swap a short 87 */ 88static uint16_t 89_cdf_tole2(uint16_t sv) 90{ 91 uint16_t rv; 92 uint8_t *s = (uint8_t *)(void *)&sv; 93 uint8_t *d = (uint8_t *)(void *)&rv; 94 d[0] = s[1]; 95 d[1] = s[0]; 96 return rv; 97} 98 99/* 100 * swap an int 101 */ 102static uint32_t 103_cdf_tole4(uint32_t sv) 104{ 105 uint32_t rv; 106 uint8_t *s = (uint8_t *)(void *)&sv; 107 uint8_t *d = (uint8_t *)(void *)&rv; 108 d[0] = s[3]; 109 d[1] = s[2]; 110 d[2] = s[1]; 111 d[3] = s[0]; 112 return rv; 113} 114 115/* 116 * swap a quad 117 */ 118static uint64_t 119_cdf_tole8(uint64_t sv) 120{ 121 uint64_t rv; 122 uint8_t *s = (uint8_t *)(void *)&sv; 123 uint8_t *d = (uint8_t *)(void *)&rv; 124 d[0] = s[7]; 125 d[1] = s[6]; 126 d[2] = s[5]; 127 d[3] = s[4]; 128 d[4] = s[3]; 129 d[5] = s[2]; 130 d[6] = s[1]; 131 d[7] = s[0]; 132 return rv; 133} 134 135/* 136 * grab a uint32_t from a possibly unaligned address, and return it in 137 * the native host order. 138 */ 139static uint32_t 140cdf_getuint32(const uint8_t *p, size_t offs) 141{ 142 uint32_t rv; 143 (void)memcpy(&rv, p + offs * sizeof(uint32_t), sizeof(rv)); 144 return CDF_TOLE4(rv); 145} 146 147#define CDF_UNPACK(a) \ 148 (void)memcpy(&(a), &buf[len], sizeof(a)), len += sizeof(a) 149#define CDF_UNPACKA(a) \ 150 (void)memcpy((a), &buf[len], sizeof(a)), len += sizeof(a) 151 152uint16_t 153cdf_tole2(uint16_t sv) 154{ 155 return CDF_TOLE2(sv); 156} 157 158uint32_t 159cdf_tole4(uint32_t sv) 160{ 161 return CDF_TOLE4(sv); 162} 163 164uint64_t 165cdf_tole8(uint64_t sv) 166{ 167 return CDF_TOLE8(sv); 168} 169 170void 171cdf_swap_header(cdf_header_t *h) 172{ 173 size_t i; 174 175 h->h_magic = CDF_TOLE8(h->h_magic); 176 h->h_uuid[0] = CDF_TOLE8(h->h_uuid[0]); 177 h->h_uuid[1] = CDF_TOLE8(h->h_uuid[1]); 178 h->h_revision = CDF_TOLE2(h->h_revision); 179 h->h_version = CDF_TOLE2(h->h_version); 180 h->h_byte_order = CDF_TOLE2(h->h_byte_order); 181 h->h_sec_size_p2 = CDF_TOLE2(h->h_sec_size_p2); 182 h->h_short_sec_size_p2 = CDF_TOLE2(h->h_short_sec_size_p2); 183 h->h_num_sectors_in_sat = CDF_TOLE4(h->h_num_sectors_in_sat); 184 h->h_secid_first_directory = CDF_TOLE4(h->h_secid_first_directory); 185 h->h_min_size_standard_stream = 186 CDF_TOLE4(h->h_min_size_standard_stream); 187 h->h_secid_first_sector_in_short_sat = 188 CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_short_sat); 189 h->h_num_sectors_in_short_sat = 190 CDF_TOLE4(h->h_num_sectors_in_short_sat); 191 h->h_secid_first_sector_in_master_sat = 192 CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_master_sat); 193 h->h_num_sectors_in_master_sat = 194 CDF_TOLE4(h->h_num_sectors_in_master_sat); 195 for (i = 0; i < __arraycount(h->h_master_sat); i++) 196 h->h_master_sat[i] = CDF_TOLE4((uint32_t)h->h_master_sat[i]); 197} 198 199void 200cdf_unpack_header(cdf_header_t *h, char *buf) 201{ 202 size_t i; 203 size_t len = 0; 204 205 CDF_UNPACK(h->h_magic); 206 CDF_UNPACKA(h->h_uuid); 207 CDF_UNPACK(h->h_revision); 208 CDF_UNPACK(h->h_version); 209 CDF_UNPACK(h->h_byte_order); 210 CDF_UNPACK(h->h_sec_size_p2); 211 CDF_UNPACK(h->h_short_sec_size_p2); 212 CDF_UNPACKA(h->h_unused0); 213 CDF_UNPACK(h->h_num_sectors_in_sat); 214 CDF_UNPACK(h->h_secid_first_directory); 215 CDF_UNPACKA(h->h_unused1); 216 CDF_UNPACK(h->h_min_size_standard_stream); 217 CDF_UNPACK(h->h_secid_first_sector_in_short_sat); 218 CDF_UNPACK(h->h_num_sectors_in_short_sat); 219 CDF_UNPACK(h->h_secid_first_sector_in_master_sat); 220 CDF_UNPACK(h->h_num_sectors_in_master_sat); 221 for (i = 0; i < __arraycount(h->h_master_sat); i++) 222 CDF_UNPACK(h->h_master_sat[i]); 223} 224 225void 226cdf_swap_dir(cdf_directory_t *d) 227{ 228 d->d_namelen = CDF_TOLE2(d->d_namelen); 229 d->d_left_child = CDF_TOLE4((uint32_t)d->d_left_child); 230 d->d_right_child = CDF_TOLE4((uint32_t)d->d_right_child); 231 d->d_storage = CDF_TOLE4((uint32_t)d->d_storage); 232 d->d_storage_uuid[0] = CDF_TOLE8(d->d_storage_uuid[0]); 233 d->d_storage_uuid[1] = CDF_TOLE8(d->d_storage_uuid[1]); 234 d->d_flags = CDF_TOLE4(d->d_flags); 235 d->d_created = CDF_TOLE8((uint64_t)d->d_created); 236 d->d_modified = CDF_TOLE8((uint64_t)d->d_modified); 237 d->d_stream_first_sector = CDF_TOLE4((uint32_t)d->d_stream_first_sector); 238 d->d_size = CDF_TOLE4(d->d_size); 239} 240 241void 242cdf_swap_class(cdf_classid_t *d) 243{ 244 d->cl_dword = CDF_TOLE4(d->cl_dword); 245 d->cl_word[0] = CDF_TOLE2(d->cl_word[0]); 246 d->cl_word[1] = CDF_TOLE2(d->cl_word[1]); 247} 248 249void 250cdf_unpack_dir(cdf_directory_t *d, char *buf) 251{ 252 size_t len = 0; 253 254 CDF_UNPACKA(d->d_name); 255 CDF_UNPACK(d->d_namelen); 256 CDF_UNPACK(d->d_type); 257 CDF_UNPACK(d->d_color); 258 CDF_UNPACK(d->d_left_child); 259 CDF_UNPACK(d->d_right_child); 260 CDF_UNPACK(d->d_storage); 261 CDF_UNPACKA(d->d_storage_uuid); 262 CDF_UNPACK(d->d_flags); 263 CDF_UNPACK(d->d_created); 264 CDF_UNPACK(d->d_modified); 265 CDF_UNPACK(d->d_stream_first_sector); 266 CDF_UNPACK(d->d_size); 267 CDF_UNPACK(d->d_unused0); 268} 269 270static int 271cdf_check_stream_offset(const cdf_stream_t *sst, const cdf_header_t *h, 272 const void *p, size_t tail, int line) 273{ 274 const char *b = (const char *)sst->sst_tab; 275 const char *e = ((const char *)p) + tail; 276 (void)&line; 277 if (e >= b && (size_t)(e - b) < CDF_SEC_SIZE(h) * sst->sst_len) 278 return 0; 279 DPRINTF(("%d: offset begin %p end %p %" SIZE_T_FORMAT "u" 280 " >= %" SIZE_T_FORMAT "u [%" SIZE_T_FORMAT "u %" 281 SIZE_T_FORMAT "u]\n", line, b, e, (size_t)(e - b), 282 CDF_SEC_SIZE(h) * sst->sst_len, CDF_SEC_SIZE(h), sst->sst_len)); 283 errno = EFTYPE; 284 return -1; 285} 286 287static ssize_t 288cdf_read(const cdf_info_t *info, off_t off, void *buf, size_t len) 289{ 290 size_t siz = (size_t)off + len; 291 292 if ((off_t)(off + len) != (off_t)siz) { 293 errno = EINVAL; 294 return -1; 295 } 296 297 if (info->i_buf != NULL && info->i_len >= siz) { 298 (void)memcpy(buf, &info->i_buf[off], len); 299 return (ssize_t)len; 300 } 301 302 if (info->i_fd == -1) 303 return -1; 304 305 if (lseek(info->i_fd, off, SEEK_SET) == (off_t)-1) 306 return -1; 307 308 if (read(info->i_fd, buf, len) != (ssize_t)len) 309 return -1; 310 311 return (ssize_t)len; 312} 313 314int 315cdf_read_header(const cdf_info_t *info, cdf_header_t *h) 316{ 317 char buf[512]; 318 319 (void)memcpy(cdf_bo.s, "\01\02\03\04", 4); 320 if (cdf_read(info, (off_t)0, buf, sizeof(buf)) == -1) 321 return -1; 322 cdf_unpack_header(h, buf); 323 cdf_swap_header(h); 324 if (h->h_magic != CDF_MAGIC) { 325 DPRINTF(("Bad magic 0x%" INT64_T_FORMAT "x != 0x%" 326 INT64_T_FORMAT "x\n", 327 (unsigned long long)h->h_magic, 328 (unsigned long long)CDF_MAGIC)); 329 goto out; 330 } 331 if (h->h_sec_size_p2 > 20) { 332 DPRINTF(("Bad sector size 0x%u\n", h->h_sec_size_p2)); 333 goto out; 334 } 335 if (h->h_short_sec_size_p2 > 20) { 336 DPRINTF(("Bad short sector size 0x%u\n", 337 h->h_short_sec_size_p2)); 338 goto out; 339 } 340 return 0; 341out: 342 errno = EFTYPE; 343 return -1; 344} 345 346 347ssize_t 348cdf_read_sector(const cdf_info_t *info, void *buf, size_t offs, size_t len, 349 const cdf_header_t *h, cdf_secid_t id) 350{ 351 size_t ss = CDF_SEC_SIZE(h); 352 size_t pos = CDF_SEC_POS(h, id); 353 assert(ss == len); 354 return cdf_read(info, (off_t)pos, ((char *)buf) + offs, len); 355} 356 357ssize_t 358cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs, 359 size_t len, const cdf_header_t *h, cdf_secid_t id) 360{ 361 size_t ss = CDF_SHORT_SEC_SIZE(h); 362 size_t pos = CDF_SHORT_SEC_POS(h, id); 363 assert(ss == len); 364 if (pos > CDF_SEC_SIZE(h) * sst->sst_len) { 365 DPRINTF(("Out of bounds read %" SIZE_T_FORMAT "u > %" 366 SIZE_T_FORMAT "u\n", 367 pos, CDF_SEC_SIZE(h) * sst->sst_len)); 368 return -1; 369 } 370 (void)memcpy(((char *)buf) + offs, 371 ((const char *)sst->sst_tab) + pos, len); 372 return len; 373} 374 375/* 376 * Read the sector allocation table. 377 */ 378int 379cdf_read_sat(const cdf_info_t *info, cdf_header_t *h, cdf_sat_t *sat) 380{ 381 size_t i, j, k; 382 size_t ss = CDF_SEC_SIZE(h); 383 cdf_secid_t *msa, mid, sec; 384 size_t nsatpersec = (ss / sizeof(mid)) - 1; 385 386 for (i = 0; i < __arraycount(h->h_master_sat); i++) 387 if (h->h_master_sat[i] == CDF_SECID_FREE) 388 break; 389 390#define CDF_SEC_LIMIT (UINT32_MAX / (4 * ss)) 391 if ((nsatpersec > 0 && 392 h->h_num_sectors_in_master_sat > CDF_SEC_LIMIT / nsatpersec) || 393 i > CDF_SEC_LIMIT) { 394 DPRINTF(("Number of sectors in master SAT too big %u %" 395 SIZE_T_FORMAT "u\n", h->h_num_sectors_in_master_sat, i)); 396 errno = EFTYPE; 397 return -1; 398 } 399 400 sat->sat_len = h->h_num_sectors_in_master_sat * nsatpersec + i; 401 DPRINTF(("sat_len = %" SIZE_T_FORMAT "u ss = %" SIZE_T_FORMAT "u\n", 402 sat->sat_len, ss)); 403 if ((sat->sat_tab = CAST(cdf_secid_t *, calloc(sat->sat_len, ss))) 404 == NULL) 405 return -1; 406 407 for (i = 0; i < __arraycount(h->h_master_sat); i++) { 408 if (h->h_master_sat[i] < 0) 409 break; 410 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h, 411 h->h_master_sat[i]) != (ssize_t)ss) { 412 DPRINTF(("Reading sector %d", h->h_master_sat[i])); 413 goto out1; 414 } 415 } 416 417 if ((msa = CAST(cdf_secid_t *, calloc(1, ss))) == NULL) 418 goto out1; 419 420 mid = h->h_secid_first_sector_in_master_sat; 421 for (j = 0; j < h->h_num_sectors_in_master_sat; j++) { 422 if (mid < 0) 423 goto out; 424 if (j >= CDF_LOOP_LIMIT) { 425 DPRINTF(("Reading master sector loop limit")); 426 errno = EFTYPE; 427 goto out2; 428 } 429 if (cdf_read_sector(info, msa, 0, ss, h, mid) != (ssize_t)ss) { 430 DPRINTF(("Reading master sector %d", mid)); 431 goto out2; 432 } 433 for (k = 0; k < nsatpersec; k++, i++) { 434 sec = CDF_TOLE4((uint32_t)msa[k]); 435 if (sec < 0) 436 goto out; 437 if (i >= sat->sat_len) { 438 DPRINTF(("Out of bounds reading MSA %" SIZE_T_FORMAT 439 "u >= %" SIZE_T_FORMAT "u", i, sat->sat_len)); 440 errno = EFTYPE; 441 goto out2; 442 } 443 if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h, 444 sec) != (ssize_t)ss) { 445 DPRINTF(("Reading sector %d", 446 CDF_TOLE4(msa[k]))); 447 goto out2; 448 } 449 } 450 mid = CDF_TOLE4((uint32_t)msa[nsatpersec]); 451 } 452out: 453 sat->sat_len = i; 454 free(msa); 455 return 0; 456out2: 457 free(msa); 458out1: 459 free(sat->sat_tab); 460 return -1; 461} 462 463size_t 464cdf_count_chain(const cdf_sat_t *sat, cdf_secid_t sid, size_t size) 465{ 466 size_t i, j; 467 cdf_secid_t maxsector = (cdf_secid_t)(sat->sat_len * size); 468 469 DPRINTF(("Chain:")); 470 for (j = i = 0; sid >= 0; i++, j++) { 471 DPRINTF((" %d", sid)); 472 if (j >= CDF_LOOP_LIMIT) { 473 DPRINTF(("Counting chain loop limit")); 474 errno = EFTYPE; 475 return (size_t)-1; 476 } 477 if (sid > maxsector) { 478 DPRINTF(("Sector %d > %d\n", sid, maxsector)); 479 errno = EFTYPE; 480 return (size_t)-1; 481 } 482 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 483 } 484 DPRINTF(("\n")); 485 return i; 486} 487 488int 489cdf_read_long_sector_chain(const cdf_info_t *info, const cdf_header_t *h, 490 const cdf_sat_t *sat, cdf_secid_t sid, size_t len, cdf_stream_t *scn) 491{ 492 size_t ss = CDF_SEC_SIZE(h), i, j; 493 ssize_t nr; 494 scn->sst_len = cdf_count_chain(sat, sid, ss); 495 scn->sst_dirlen = len; 496 497 if (scn->sst_len == (size_t)-1) 498 return -1; 499 500 scn->sst_tab = calloc(scn->sst_len, ss); 501 if (scn->sst_tab == NULL) 502 return -1; 503 504 for (j = i = 0; sid >= 0; i++, j++) { 505 if (j >= CDF_LOOP_LIMIT) { 506 DPRINTF(("Read long sector chain loop limit")); 507 errno = EFTYPE; 508 goto out; 509 } 510 if (i >= scn->sst_len) { 511 DPRINTF(("Out of bounds reading long sector chain " 512 "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", i, 513 scn->sst_len)); 514 errno = EFTYPE; 515 goto out; 516 } 517 if ((nr = cdf_read_sector(info, scn->sst_tab, i * ss, ss, h, 518 sid)) != (ssize_t)ss) { 519 if (i == scn->sst_len - 1 && nr > 0) { 520 /* Last sector might be truncated */ 521 return 0; 522 } 523 DPRINTF(("Reading long sector chain %d", sid)); 524 goto out; 525 } 526 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 527 } 528 return 0; 529out: 530 free(scn->sst_tab); 531 return -1; 532} 533 534int 535cdf_read_short_sector_chain(const cdf_header_t *h, 536 const cdf_sat_t *ssat, const cdf_stream_t *sst, 537 cdf_secid_t sid, size_t len, cdf_stream_t *scn) 538{ 539 size_t ss = CDF_SHORT_SEC_SIZE(h), i, j; 540 scn->sst_len = cdf_count_chain(ssat, sid, CDF_SEC_SIZE(h)); 541 scn->sst_dirlen = len; 542 543 if (sst->sst_tab == NULL || scn->sst_len == (size_t)-1) 544 return -1; 545 546 scn->sst_tab = calloc(scn->sst_len, ss); 547 if (scn->sst_tab == NULL) 548 return -1; 549 550 for (j = i = 0; sid >= 0; i++, j++) { 551 if (j >= CDF_LOOP_LIMIT) { 552 DPRINTF(("Read short sector chain loop limit")); 553 errno = EFTYPE; 554 goto out; 555 } 556 if (i >= scn->sst_len) { 557 DPRINTF(("Out of bounds reading short sector chain " 558 "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", 559 i, scn->sst_len)); 560 errno = EFTYPE; 561 goto out; 562 } 563 if (cdf_read_short_sector(sst, scn->sst_tab, i * ss, ss, h, 564 sid) != (ssize_t)ss) { 565 DPRINTF(("Reading short sector chain %d", sid)); 566 goto out; 567 } 568 sid = CDF_TOLE4((uint32_t)ssat->sat_tab[sid]); 569 } 570 return 0; 571out: 572 free(scn->sst_tab); 573 return -1; 574} 575 576int 577cdf_read_sector_chain(const cdf_info_t *info, const cdf_header_t *h, 578 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 579 cdf_secid_t sid, size_t len, cdf_stream_t *scn) 580{ 581 582 if (len < h->h_min_size_standard_stream && sst->sst_tab != NULL) 583 return cdf_read_short_sector_chain(h, ssat, sst, sid, len, 584 scn); 585 else 586 return cdf_read_long_sector_chain(info, h, sat, sid, len, scn); 587} 588 589int 590cdf_read_dir(const cdf_info_t *info, const cdf_header_t *h, 591 const cdf_sat_t *sat, cdf_dir_t *dir) 592{ 593 size_t i, j; 594 size_t ss = CDF_SEC_SIZE(h), ns, nd; 595 char *buf; 596 cdf_secid_t sid = h->h_secid_first_directory; 597 598 ns = cdf_count_chain(sat, sid, ss); 599 if (ns == (size_t)-1) 600 return -1; 601 602 nd = ss / CDF_DIRECTORY_SIZE; 603 604 dir->dir_len = ns * nd; 605 dir->dir_tab = CAST(cdf_directory_t *, 606 calloc(dir->dir_len, sizeof(dir->dir_tab[0]))); 607 if (dir->dir_tab == NULL) 608 return -1; 609 610 if ((buf = CAST(char *, malloc(ss))) == NULL) { 611 free(dir->dir_tab); 612 return -1; 613 } 614 615 for (j = i = 0; i < ns; i++, j++) { 616 if (j >= CDF_LOOP_LIMIT) { 617 DPRINTF(("Read dir loop limit")); 618 errno = EFTYPE; 619 goto out; 620 } 621 if (cdf_read_sector(info, buf, 0, ss, h, sid) != (ssize_t)ss) { 622 DPRINTF(("Reading directory sector %d", sid)); 623 goto out; 624 } 625 for (j = 0; j < nd; j++) { 626 cdf_unpack_dir(&dir->dir_tab[i * nd + j], 627 &buf[j * CDF_DIRECTORY_SIZE]); 628 } 629 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 630 } 631 if (NEED_SWAP) 632 for (i = 0; i < dir->dir_len; i++) 633 cdf_swap_dir(&dir->dir_tab[i]); 634 free(buf); 635 return 0; 636out: 637 free(dir->dir_tab); 638 free(buf); 639 return -1; 640} 641 642 643int 644cdf_read_ssat(const cdf_info_t *info, const cdf_header_t *h, 645 const cdf_sat_t *sat, cdf_sat_t *ssat) 646{ 647 size_t i, j; 648 size_t ss = CDF_SEC_SIZE(h); 649 cdf_secid_t sid = h->h_secid_first_sector_in_short_sat; 650 651 ssat->sat_len = cdf_count_chain(sat, sid, CDF_SEC_SIZE(h)); 652 if (ssat->sat_len == (size_t)-1) 653 return -1; 654 655 ssat->sat_tab = CAST(cdf_secid_t *, calloc(ssat->sat_len, ss)); 656 if (ssat->sat_tab == NULL) 657 return -1; 658 659 for (j = i = 0; sid >= 0; i++, j++) { 660 if (j >= CDF_LOOP_LIMIT) { 661 DPRINTF(("Read short sat sector loop limit")); 662 errno = EFTYPE; 663 goto out; 664 } 665 if (i >= ssat->sat_len) { 666 DPRINTF(("Out of bounds reading short sector chain " 667 "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", i, 668 ssat->sat_len)); 669 errno = EFTYPE; 670 goto out; 671 } 672 if (cdf_read_sector(info, ssat->sat_tab, i * ss, ss, h, sid) != 673 (ssize_t)ss) { 674 DPRINTF(("Reading short sat sector %d", sid)); 675 goto out; 676 } 677 sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]); 678 } 679 return 0; 680out: 681 free(ssat->sat_tab); 682 return -1; 683} 684 685int 686cdf_read_short_stream(const cdf_info_t *info, const cdf_header_t *h, 687 const cdf_sat_t *sat, const cdf_dir_t *dir, cdf_stream_t *scn) 688{ 689 size_t i; 690 const cdf_directory_t *d; 691 692 for (i = 0; i < dir->dir_len; i++) 693 if (dir->dir_tab[i].d_type == CDF_DIR_TYPE_ROOT_STORAGE) 694 break; 695 696 /* If the it is not there, just fake it; some docs don't have it */ 697 if (i == dir->dir_len) 698 goto out; 699 d = &dir->dir_tab[i]; 700 701 /* If the it is not there, just fake it; some docs don't have it */ 702 if (d->d_stream_first_sector < 0) 703 goto out; 704 705 return cdf_read_long_sector_chain(info, h, sat, 706 d->d_stream_first_sector, d->d_size, scn); 707out: 708 scn->sst_tab = NULL; 709 scn->sst_len = 0; 710 scn->sst_dirlen = 0; 711 return 0; 712} 713 714static int 715cdf_namecmp(const char *d, const uint16_t *s, size_t l) 716{ 717 for (; l--; d++, s++) 718 if (*d != CDF_TOLE2(*s)) 719 return (unsigned char)*d - CDF_TOLE2(*s); 720 return 0; 721} 722 723int 724cdf_read_summary_info(const cdf_info_t *info, const cdf_header_t *h, 725 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 726 const cdf_dir_t *dir, cdf_stream_t *scn) 727{ 728 size_t i; 729 const cdf_directory_t *d; 730 static const char name[] = "\05SummaryInformation"; 731 732 for (i = dir->dir_len; i > 0; i--) 733 if (dir->dir_tab[i - 1].d_type == CDF_DIR_TYPE_USER_STREAM && 734 cdf_namecmp(name, dir->dir_tab[i - 1].d_name, sizeof(name)) 735 == 0) 736 break; 737 738 if (i == 0) { 739 DPRINTF(("Cannot find summary information section\n")); 740 errno = ESRCH; 741 return -1; 742 } 743 d = &dir->dir_tab[i - 1]; 744 return cdf_read_sector_chain(info, h, sat, ssat, sst, 745 d->d_stream_first_sector, d->d_size, scn); 746} 747 748int 749cdf_read_property_info(const cdf_stream_t *sst, const cdf_header_t *h, 750 uint32_t offs, cdf_property_info_t **info, size_t *count, size_t *maxcount) 751{ 752 const cdf_section_header_t *shp; 753 cdf_section_header_t sh; 754 const uint8_t *p, *q, *e; 755 int16_t s16; 756 int32_t s32; 757 uint32_t u32; 758 int64_t s64; 759 uint64_t u64; 760 cdf_timestamp_t tp; 761 size_t i, o, o4, nelements, j; 762 cdf_property_info_t *inp; 763 764 if (offs > UINT32_MAX / 4) { 765 errno = EFTYPE; 766 goto out; 767 } 768 shp = CAST(const cdf_section_header_t *, (const void *) 769 ((const char *)sst->sst_tab + offs)); 770 if (cdf_check_stream_offset(sst, h, shp, sizeof(*shp), __LINE__) == -1) 771 goto out; 772 sh.sh_len = CDF_TOLE4(shp->sh_len); 773#define CDF_SHLEN_LIMIT (UINT32_MAX / 8) 774 if (sh.sh_len > CDF_SHLEN_LIMIT) { 775 errno = EFTYPE; 776 goto out; 777 } 778 sh.sh_properties = CDF_TOLE4(shp->sh_properties); 779#define CDF_PROP_LIMIT (UINT32_MAX / (4 * sizeof(*inp))) 780 if (sh.sh_properties > CDF_PROP_LIMIT) 781 goto out; 782 DPRINTF(("section len: %u properties %u\n", sh.sh_len, 783 sh.sh_properties)); 784 if (*maxcount) { 785 if (*maxcount > CDF_PROP_LIMIT) 786 goto out; 787 *maxcount += sh.sh_properties; 788 inp = CAST(cdf_property_info_t *, 789 realloc(*info, *maxcount * sizeof(*inp))); 790 } else { 791 *maxcount = sh.sh_properties; 792 inp = CAST(cdf_property_info_t *, 793 malloc(*maxcount * sizeof(*inp))); 794 } 795 if (inp == NULL) 796 goto out; 797 *info = inp; 798 inp += *count; 799 *count += sh.sh_properties; 800 p = CAST(const uint8_t *, (const void *) 801 ((const char *)(const void *)sst->sst_tab + 802 offs + sizeof(sh))); 803 e = CAST(const uint8_t *, (const void *) 804 (((const char *)(const void *)shp) + sh.sh_len)); 805 if (cdf_check_stream_offset(sst, h, e, 0, __LINE__) == -1) 806 goto out; 807 for (i = 0; i < sh.sh_properties; i++) { 808 size_t ofs = CDF_GETUINT32(p, (i << 1) + 1); 809 q = (const uint8_t *)(const void *) 810 ((const char *)(const void *)p + ofs 811 - 2 * sizeof(uint32_t)); 812 if (q > e) { 813 DPRINTF(("Ran of the end %p > %p\n", q, e)); 814 goto out; 815 } 816 inp[i].pi_id = CDF_GETUINT32(p, i << 1); 817 inp[i].pi_type = CDF_GETUINT32(q, 0); 818 DPRINTF(("%" SIZE_T_FORMAT "u) id=%x type=%x offs=0x%tx,0x%x\n", 819 i, inp[i].pi_id, inp[i].pi_type, q - p, offs)); 820 if (inp[i].pi_type & CDF_VECTOR) { 821 nelements = CDF_GETUINT32(q, 1); 822 o = 2; 823 } else { 824 nelements = 1; 825 o = 1; 826 } 827 o4 = o * sizeof(uint32_t); 828 if (inp[i].pi_type & (CDF_ARRAY|CDF_BYREF|CDF_RESERVED)) 829 goto unknown; 830 switch (inp[i].pi_type & CDF_TYPEMASK) { 831 case CDF_NULL: 832 case CDF_EMPTY: 833 break; 834 case CDF_SIGNED16: 835 if (inp[i].pi_type & CDF_VECTOR) 836 goto unknown; 837 (void)memcpy(&s16, &q[o4], sizeof(s16)); 838 inp[i].pi_s16 = CDF_TOLE2(s16); 839 break; 840 case CDF_SIGNED32: 841 if (inp[i].pi_type & CDF_VECTOR) 842 goto unknown; 843 (void)memcpy(&s32, &q[o4], sizeof(s32)); 844 inp[i].pi_s32 = CDF_TOLE4((uint32_t)s32); 845 break; 846 case CDF_BOOL: 847 case CDF_UNSIGNED32: 848 if (inp[i].pi_type & CDF_VECTOR) 849 goto unknown; 850 (void)memcpy(&u32, &q[o4], sizeof(u32)); 851 inp[i].pi_u32 = CDF_TOLE4(u32); 852 break; 853 case CDF_SIGNED64: 854 if (inp[i].pi_type & CDF_VECTOR) 855 goto unknown; 856 (void)memcpy(&s64, &q[o4], sizeof(s64)); 857 inp[i].pi_s64 = CDF_TOLE8((uint64_t)s64); 858 break; 859 case CDF_UNSIGNED64: 860 if (inp[i].pi_type & CDF_VECTOR) 861 goto unknown; 862 (void)memcpy(&u64, &q[o4], sizeof(u64)); 863 inp[i].pi_u64 = CDF_TOLE8((uint64_t)u64); 864 break; 865 case CDF_FLOAT: 866 if (inp[i].pi_type & CDF_VECTOR) 867 goto unknown; 868 (void)memcpy(&u32, &q[o4], sizeof(u32)); 869 u32 = CDF_TOLE4(u32); 870 memcpy(&inp[i].pi_f, &u32, sizeof(inp[i].pi_f)); 871 break; 872 case CDF_DOUBLE: 873 if (inp[i].pi_type & CDF_VECTOR) 874 goto unknown; 875 (void)memcpy(&u64, &q[o4], sizeof(u64)); 876 u64 = CDF_TOLE8((uint64_t)u64); 877 memcpy(&inp[i].pi_d, &u64, sizeof(inp[i].pi_d)); 878 break; 879 case CDF_LENGTH32_STRING: 880 case CDF_LENGTH32_WSTRING: 881 if (nelements > 1) { 882 size_t nelem = inp - *info; 883 if (*maxcount > CDF_PROP_LIMIT 884 || nelements > CDF_PROP_LIMIT) 885 goto out; 886 *maxcount += nelements; 887 inp = CAST(cdf_property_info_t *, 888 realloc(*info, *maxcount * sizeof(*inp))); 889 if (inp == NULL) 890 goto out; 891 *info = inp; 892 inp = *info + nelem; 893 } 894 DPRINTF(("nelements = %" SIZE_T_FORMAT "u\n", 895 nelements)); 896 for (j = 0; j < nelements; j++, i++) { 897 uint32_t l = CDF_GETUINT32(q, o); 898 inp[i].pi_str.s_len = l; 899 inp[i].pi_str.s_buf = (const char *) 900 (const void *)(&q[o4 + sizeof(l)]); 901 DPRINTF(("l = %d, r = %" SIZE_T_FORMAT 902 "u, s = %s\n", l, 903 CDF_ROUND(l, sizeof(l)), 904 inp[i].pi_str.s_buf)); 905 if (l & 1) 906 l++; 907 o += l >> 1; 908 if (q + o >= e) 909 goto out; 910 o4 = o * sizeof(uint32_t); 911 } 912 i--; 913 break; 914 case CDF_FILETIME: 915 if (inp[i].pi_type & CDF_VECTOR) 916 goto unknown; 917 (void)memcpy(&tp, &q[o4], sizeof(tp)); 918 inp[i].pi_tp = CDF_TOLE8((uint64_t)tp); 919 break; 920 case CDF_CLIPBOARD: 921 if (inp[i].pi_type & CDF_VECTOR) 922 goto unknown; 923 break; 924 default: 925 unknown: 926 DPRINTF(("Don't know how to deal with %x\n", 927 inp[i].pi_type)); 928 break; 929 } 930 } 931 return 0; 932out: 933 free(*info); 934 return -1; 935} 936 937int 938cdf_unpack_summary_info(const cdf_stream_t *sst, const cdf_header_t *h, 939 cdf_summary_info_header_t *ssi, cdf_property_info_t **info, size_t *count) 940{ 941 size_t i, maxcount; 942 const cdf_summary_info_header_t *si = 943 CAST(const cdf_summary_info_header_t *, sst->sst_tab); 944 const cdf_section_declaration_t *sd = 945 CAST(const cdf_section_declaration_t *, (const void *) 946 ((const char *)sst->sst_tab + CDF_SECTION_DECLARATION_OFFSET)); 947 948 if (cdf_check_stream_offset(sst, h, si, sizeof(*si), __LINE__) == -1 || 949 cdf_check_stream_offset(sst, h, sd, sizeof(*sd), __LINE__) == -1) 950 return -1; 951 ssi->si_byte_order = CDF_TOLE2(si->si_byte_order); 952 ssi->si_os_version = CDF_TOLE2(si->si_os_version); 953 ssi->si_os = CDF_TOLE2(si->si_os); 954 ssi->si_class = si->si_class; 955 cdf_swap_class(&ssi->si_class); 956 ssi->si_count = CDF_TOLE2(si->si_count); 957 *count = 0; 958 maxcount = 0; 959 *info = NULL; 960 for (i = 0; i < CDF_TOLE4(si->si_count); i++) { 961 if (i >= CDF_LOOP_LIMIT) { 962 DPRINTF(("Unpack summary info loop limit")); 963 errno = EFTYPE; 964 return -1; 965 } 966 if (cdf_read_property_info(sst, h, CDF_TOLE4(sd->sd_offset), 967 info, count, &maxcount) == -1) { 968 return -1; 969 } 970 } 971 return 0; 972} 973 974 975 976int 977cdf_print_classid(char *buf, size_t buflen, const cdf_classid_t *id) 978{ 979 return snprintf(buf, buflen, "%.8x-%.4x-%.4x-%.2x%.2x-" 980 "%.2x%.2x%.2x%.2x%.2x%.2x", id->cl_dword, id->cl_word[0], 981 id->cl_word[1], id->cl_two[0], id->cl_two[1], id->cl_six[0], 982 id->cl_six[1], id->cl_six[2], id->cl_six[3], id->cl_six[4], 983 id->cl_six[5]); 984} 985 986static const struct { 987 uint32_t v; 988 const char *n; 989} vn[] = { 990 { CDF_PROPERTY_CODE_PAGE, "Code page" }, 991 { CDF_PROPERTY_TITLE, "Title" }, 992 { CDF_PROPERTY_SUBJECT, "Subject" }, 993 { CDF_PROPERTY_AUTHOR, "Author" }, 994 { CDF_PROPERTY_KEYWORDS, "Keywords" }, 995 { CDF_PROPERTY_COMMENTS, "Comments" }, 996 { CDF_PROPERTY_TEMPLATE, "Template" }, 997 { CDF_PROPERTY_LAST_SAVED_BY, "Last Saved By" }, 998 { CDF_PROPERTY_REVISION_NUMBER, "Revision Number" }, 999 { CDF_PROPERTY_TOTAL_EDITING_TIME, "Total Editing Time" }, 1000 { CDF_PROPERTY_LAST_PRINTED, "Last Printed" }, 1001 { CDF_PROPERTY_CREATE_TIME, "Create Time/Date" }, 1002 { CDF_PROPERTY_LAST_SAVED_TIME, "Last Saved Time/Date" }, 1003 { CDF_PROPERTY_NUMBER_OF_PAGES, "Number of Pages" }, 1004 { CDF_PROPERTY_NUMBER_OF_WORDS, "Number of Words" }, 1005 { CDF_PROPERTY_NUMBER_OF_CHARACTERS, "Number of Characters" }, 1006 { CDF_PROPERTY_THUMBNAIL, "Thumbnail" }, 1007 { CDF_PROPERTY_NAME_OF_APPLICATION, "Name of Creating Application" }, 1008 { CDF_PROPERTY_SECURITY, "Security" }, 1009 { CDF_PROPERTY_LOCALE_ID, "Locale ID" }, 1010}; 1011 1012int 1013cdf_print_property_name(char *buf, size_t bufsiz, uint32_t p) 1014{ 1015 size_t i; 1016 1017 for (i = 0; i < __arraycount(vn); i++) 1018 if (vn[i].v == p) 1019 return snprintf(buf, bufsiz, "%s", vn[i].n); 1020 return snprintf(buf, bufsiz, "0x%x", p); 1021} 1022 1023int 1024cdf_print_elapsed_time(char *buf, size_t bufsiz, cdf_timestamp_t ts) 1025{ 1026 int len = 0; 1027 int days, hours, mins, secs; 1028 1029 ts /= CDF_TIME_PREC; 1030 secs = (int)(ts % 60); 1031 ts /= 60; 1032 mins = (int)(ts % 60); 1033 ts /= 60; 1034 hours = (int)(ts % 24); 1035 ts /= 24; 1036 days = (int)ts; 1037 1038 if (days) { 1039 len += snprintf(buf + len, bufsiz - len, "%dd+", days); 1040 if ((size_t)len >= bufsiz) 1041 return len; 1042 } 1043 1044 if (days || hours) { 1045 len += snprintf(buf + len, bufsiz - len, "%.2d:", hours); 1046 if ((size_t)len >= bufsiz) 1047 return len; 1048 } 1049 1050 len += snprintf(buf + len, bufsiz - len, "%.2d:", mins); 1051 if ((size_t)len >= bufsiz) 1052 return len; 1053 1054 len += snprintf(buf + len, bufsiz - len, "%.2d", secs); 1055 return len; 1056} 1057 1058 1059#ifdef CDF_DEBUG 1060void 1061cdf_dump_header(const cdf_header_t *h) 1062{ 1063 size_t i; 1064 1065#define DUMP(a, b) (void)fprintf(stderr, "%40.40s = " a "\n", # b, h->h_ ## b) 1066#define DUMP2(a, b) (void)fprintf(stderr, "%40.40s = " a " (" a ")\n", # b, \ 1067 h->h_ ## b, 1 << h->h_ ## b) 1068 DUMP("%d", revision); 1069 DUMP("%d", version); 1070 DUMP("0x%x", byte_order); 1071 DUMP2("%d", sec_size_p2); 1072 DUMP2("%d", short_sec_size_p2); 1073 DUMP("%d", num_sectors_in_sat); 1074 DUMP("%d", secid_first_directory); 1075 DUMP("%d", min_size_standard_stream); 1076 DUMP("%d", secid_first_sector_in_short_sat); 1077 DUMP("%d", num_sectors_in_short_sat); 1078 DUMP("%d", secid_first_sector_in_master_sat); 1079 DUMP("%d", num_sectors_in_master_sat); 1080 for (i = 0; i < __arraycount(h->h_master_sat); i++) { 1081 if (h->h_master_sat[i] == CDF_SECID_FREE) 1082 break; 1083 (void)fprintf(stderr, "%35.35s[%.3zu] = %d\n", 1084 "master_sat", i, h->h_master_sat[i]); 1085 } 1086} 1087 1088void 1089cdf_dump_sat(const char *prefix, const cdf_sat_t *sat, size_t size) 1090{ 1091 size_t i, j, s = size / sizeof(cdf_secid_t); 1092 1093 for (i = 0; i < sat->sat_len; i++) { 1094 (void)fprintf(stderr, "%s[%" SIZE_T_FORMAT "u]:\n%.6" 1095 SIZE_T_FORMAT "u: ", prefix, i, i * s); 1096 for (j = 0; j < s; j++) { 1097 (void)fprintf(stderr, "%5d, ", 1098 CDF_TOLE4(sat->sat_tab[s * i + j])); 1099 if ((j + 1) % 10 == 0) 1100 (void)fprintf(stderr, "\n%.6" SIZE_T_FORMAT 1101 "u: ", i * s + j + 1); 1102 } 1103 (void)fprintf(stderr, "\n"); 1104 } 1105} 1106 1107void 1108cdf_dump(void *v, size_t len) 1109{ 1110 size_t i, j; 1111 unsigned char *p = v; 1112 char abuf[16]; 1113 (void)fprintf(stderr, "%.4x: ", 0); 1114 for (i = 0, j = 0; i < len; i++, p++) { 1115 (void)fprintf(stderr, "%.2x ", *p); 1116 abuf[j++] = isprint(*p) ? *p : '.'; 1117 if (j == 16) { 1118 j = 0; 1119 abuf[15] = '\0'; 1120 (void)fprintf(stderr, "%s\n%.4" SIZE_T_FORMAT "x: ", 1121 abuf, i + 1); 1122 } 1123 } 1124 (void)fprintf(stderr, "\n"); 1125} 1126 1127void 1128cdf_dump_stream(const cdf_header_t *h, const cdf_stream_t *sst) 1129{ 1130 size_t ss = sst->sst_dirlen < h->h_min_size_standard_stream ? 1131 CDF_SHORT_SEC_SIZE(h) : CDF_SEC_SIZE(h); 1132 cdf_dump(sst->sst_tab, ss * sst->sst_len); 1133} 1134 1135void 1136cdf_dump_dir(const cdf_info_t *info, const cdf_header_t *h, 1137 const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst, 1138 const cdf_dir_t *dir) 1139{ 1140 size_t i, j; 1141 cdf_directory_t *d; 1142 char name[__arraycount(d->d_name)]; 1143 cdf_stream_t scn; 1144 struct timespec ts; 1145 1146 static const char *types[] = { "empty", "user storage", 1147 "user stream", "lockbytes", "property", "root storage" }; 1148 1149 for (i = 0; i < dir->dir_len; i++) { 1150 d = &dir->dir_tab[i]; 1151 for (j = 0; j < sizeof(name); j++) 1152 name[j] = (char)CDF_TOLE2(d->d_name[j]); 1153 (void)fprintf(stderr, "Directory %" SIZE_T_FORMAT "u: %s\n", 1154 i, name); 1155 if (d->d_type < __arraycount(types)) 1156 (void)fprintf(stderr, "Type: %s\n", types[d->d_type]); 1157 else 1158 (void)fprintf(stderr, "Type: %d\n", d->d_type); 1159 (void)fprintf(stderr, "Color: %s\n", 1160 d->d_color ? "black" : "red"); 1161 (void)fprintf(stderr, "Left child: %d\n", d->d_left_child); 1162 (void)fprintf(stderr, "Right child: %d\n", d->d_right_child); 1163 (void)fprintf(stderr, "Flags: 0x%x\n", d->d_flags); 1164 cdf_timestamp_to_timespec(&ts, d->d_created); 1165 (void)fprintf(stderr, "Created %s", cdf_ctime(&ts.tv_sec)); 1166 cdf_timestamp_to_timespec(&ts, d->d_modified); 1167 (void)fprintf(stderr, "Modified %s", cdf_ctime(&ts.tv_sec)); 1168 (void)fprintf(stderr, "Stream %d\n", d->d_stream_first_sector); 1169 (void)fprintf(stderr, "Size %d\n", d->d_size); 1170 switch (d->d_type) { 1171 case CDF_DIR_TYPE_USER_STORAGE: 1172 (void)fprintf(stderr, "Storage: %d\n", d->d_storage); 1173 break; 1174 case CDF_DIR_TYPE_USER_STREAM: 1175 if (sst == NULL) 1176 break; 1177 if (cdf_read_sector_chain(info, h, sat, ssat, sst, 1178 d->d_stream_first_sector, d->d_size, &scn) == -1) { 1179 warn("Can't read stream for %s at %d len %d", 1180 name, d->d_stream_first_sector, d->d_size); 1181 break; 1182 } 1183 cdf_dump_stream(h, &scn); 1184 free(scn.sst_tab); 1185 break; 1186 default: 1187 break; 1188 } 1189 1190 } 1191} 1192 1193void 1194cdf_dump_property_info(const cdf_property_info_t *info, size_t count) 1195{ 1196 cdf_timestamp_t tp; 1197 struct timespec ts; 1198 char buf[64]; 1199 size_t i, j; 1200 1201 for (i = 0; i < count; i++) { 1202 cdf_print_property_name(buf, sizeof(buf), info[i].pi_id); 1203 (void)fprintf(stderr, "%" SIZE_T_FORMAT "u) %s: ", i, buf); 1204 switch (info[i].pi_type) { 1205 case CDF_NULL: 1206 break; 1207 case CDF_SIGNED16: 1208 (void)fprintf(stderr, "signed 16 [%hd]\n", 1209 info[i].pi_s16); 1210 break; 1211 case CDF_SIGNED32: 1212 (void)fprintf(stderr, "signed 32 [%d]\n", 1213 info[i].pi_s32); 1214 break; 1215 case CDF_UNSIGNED32: 1216 (void)fprintf(stderr, "unsigned 32 [%u]\n", 1217 info[i].pi_u32); 1218 break; 1219 case CDF_FLOAT: 1220 (void)fprintf(stderr, "float [%g]\n", 1221 info[i].pi_f); 1222 break; 1223 case CDF_DOUBLE: 1224 (void)fprintf(stderr, "double [%g]\n", 1225 info[i].pi_d); 1226 break; 1227 case CDF_LENGTH32_STRING: 1228 (void)fprintf(stderr, "string %u [%.*s]\n", 1229 info[i].pi_str.s_len, 1230 info[i].pi_str.s_len, info[i].pi_str.s_buf); 1231 break; 1232 case CDF_LENGTH32_WSTRING: 1233 (void)fprintf(stderr, "string %u [", 1234 info[i].pi_str.s_len); 1235 for (j = 0; j < info[i].pi_str.s_len - 1; j++) 1236 (void)fputc(info[i].pi_str.s_buf[j << 1], stderr); 1237 (void)fprintf(stderr, "]\n"); 1238 break; 1239 case CDF_FILETIME: 1240 tp = info[i].pi_tp; 1241 if (tp < 1000000000000000LL) { 1242 cdf_print_elapsed_time(buf, sizeof(buf), tp); 1243 (void)fprintf(stderr, "timestamp %s\n", buf); 1244 } else { 1245 cdf_timestamp_to_timespec(&ts, tp); 1246 (void)fprintf(stderr, "timestamp %s", 1247 cdf_ctime(&ts.tv_sec)); 1248 } 1249 break; 1250 case CDF_CLIPBOARD: 1251 (void)fprintf(stderr, "CLIPBOARD %u\n", info[i].pi_u32); 1252 break; 1253 default: 1254 DPRINTF(("Don't know how to deal with %x\n", 1255 info[i].pi_type)); 1256 break; 1257 } 1258 } 1259} 1260 1261 1262void 1263cdf_dump_summary_info(const cdf_header_t *h, const cdf_stream_t *sst) 1264{ 1265 char buf[128]; 1266 cdf_summary_info_header_t ssi; 1267 cdf_property_info_t *info; 1268 size_t count; 1269 1270 (void)&h; 1271 if (cdf_unpack_summary_info(sst, h, &ssi, &info, &count) == -1) 1272 return; 1273 (void)fprintf(stderr, "Endian: %x\n", ssi.si_byte_order); 1274 (void)fprintf(stderr, "Os Version %d.%d\n", ssi.si_os_version & 0xff, 1275 ssi.si_os_version >> 8); 1276 (void)fprintf(stderr, "Os %d\n", ssi.si_os); 1277 cdf_print_classid(buf, sizeof(buf), &ssi.si_class); 1278 (void)fprintf(stderr, "Class %s\n", buf); 1279 (void)fprintf(stderr, "Count %d\n", ssi.si_count); 1280 cdf_dump_property_info(info, count); 1281 free(info); 1282} 1283 1284#endif 1285 1286#ifdef TEST 1287int 1288main(int argc, char *argv[]) 1289{ 1290 int i; 1291 cdf_header_t h; 1292 cdf_sat_t sat, ssat; 1293 cdf_stream_t sst, scn; 1294 cdf_dir_t dir; 1295 cdf_info_t info; 1296 1297 if (argc < 2) { 1298 (void)fprintf(stderr, "Usage: %s <filename>\n", getprogname()); 1299 return -1; 1300 } 1301 1302 info.i_buf = NULL; 1303 info.i_len = 0; 1304 for (i = 1; i < argc; i++) { 1305 if ((info.i_fd = open(argv[1], O_RDONLY)) == -1) 1306 err(1, "Cannot open `%s'", argv[1]); 1307 1308 if (cdf_read_header(&info, &h) == -1) 1309 err(1, "Cannot read header"); 1310#ifdef CDF_DEBUG 1311 cdf_dump_header(&h); 1312#endif 1313 1314 if (cdf_read_sat(&info, &h, &sat) == -1) 1315 err(1, "Cannot read sat"); 1316#ifdef CDF_DEBUG 1317 cdf_dump_sat("SAT", &sat, CDF_SEC_SIZE(&h)); 1318#endif 1319 1320 if (cdf_read_ssat(&info, &h, &sat, &ssat) == -1) 1321 err(1, "Cannot read ssat"); 1322#ifdef CDF_DEBUG 1323 cdf_dump_sat("SSAT", &ssat, CDF_SHORT_SEC_SIZE(&h)); 1324#endif 1325 1326 if (cdf_read_dir(&info, &h, &sat, &dir) == -1) 1327 err(1, "Cannot read dir"); 1328 1329 if (cdf_read_short_stream(&info, &h, &sat, &dir, &sst) == -1) 1330 err(1, "Cannot read short stream"); 1331#ifdef CDF_DEBUG 1332 cdf_dump_stream(&h, &sst); 1333#endif 1334 1335#ifdef CDF_DEBUG 1336 cdf_dump_dir(&info, &h, &sat, &ssat, &sst, &dir); 1337#endif 1338 1339 1340 if (cdf_read_summary_info(&info, &h, &sat, &ssat, &sst, &dir, 1341 &scn) == -1) 1342 err(1, "Cannot read summary info"); 1343#ifdef CDF_DEBUG 1344 cdf_dump_summary_info(&h, &scn); 1345#endif 1346 1347 (void)close(info.i_fd); 1348 } 1349 1350 return 0; 1351} 1352#endif 1353