contrib/file/src/cdf.c

   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