wimlib.net Git - wimlib/blob - programs/imagex.c

   1 /*
   2  * imagex.c
   3  *
   4  * Use wimlib to create, modify, extract, mount, unmount, or display information
   5  * about a WIM file
   6  */
   7
   8 /*
   9  * Copyright (C) 2012 Eric Biggers
  10  *
  11  * This program is free software: you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation, either version 3 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23  */
  24
  25 #include "wimlib.h"
  26 #include "config.h"
  27 #include <getopt.h>
  28 #include <stdlib.h>
  29 #include <stdarg.h>
  30 #include <glob.h>
  31 #include <string.h>
  32 #include <errno.h>
  33 #include <sys/stat.h>
  34
  35 #define ARRAY_LEN(array) (sizeof(array) / sizeof(array[0]))
  36
  37 #define swap(a, b) ({ typeof(a) __a = (a); typeof(b) __b = (b); \
  38                                 a = __b; b = __a; })
  39
  40 #define for_opt(c, opts) while ((c = getopt_long_only(argc, (char**)argv, "", \
  41                                 opts, NULL)) != -1)
  42
  43
  44 enum imagex_op_type {
  45         APPEND,
  46         APPLY,
  47         CAPTURE,
  48         DELETE,
  49         DIR,
  50         EXPORT,
  51         INFO,
  52         JOIN,
  53         MOUNT,
  54         MOUNTRW,
  55         SPLIT,
  56         UNMOUNT,
  57 };
  58
  59 static const char *path_basename(const char *path)
  60 {
  61         const char *p = path;
  62         while (*p)
  63                 p++;
  64         p--;
  65
  66         /* Trailing slashes. */
  67         while ((p != path - 1) && *p == '/')
  68                 p--;
  69
  70         while ((p != path - 1) && *p != '/')
  71                 p--;
  72
  73         return p + 1;
  74 }
  75
  76
  77 static const char *usage_strings[] = {
  78 [APPEND] =
  79 "    imagex append (DIRECTORY | NTFS_VOLUME) WIMFILE [IMAGE_NAME]\n"
  80 "                  [DESCRIPTION] [--boot] [--check] [--flags EDITION_ID]\n"
  81 "                  [--verbose] [--dereference] [--config=FILE]\n",
  82 [APPLY] =
  83 "    imagex apply WIMFILE [IMAGE_NUM | IMAGE_NAME | all]\n"
  84 "                 (DIRECTORY | NTFS_VOLUME) [--check] [--hardlink]\n"
  85 "                 [--symlink] [--verbose]\n",
  86 [CAPTURE] =
  87 "    imagex capture (DIRECTORY | NTFS_VOLUME) WIMFILE [IMAGE_NAME]\n"
  88 "                   [DESCRIPTION] [--boot] [--check] [--compress=TYPE]\n"
  89 "                   [--flags EDITION_ID] [--verbose] [--dereference]\n"
  90 "                   [--config=FILE]\n",
  91 [DELETE] =
  92 "    imagex delete WIMFILE (IMAGE_NUM | IMAGE_NAME | all) [--check]\n",
  93 [DIR] =
  94 "    imagex dir WIMFILE (IMAGE_NUM | IMAGE_NAME | all)\n",
  95 [EXPORT] =
  96 "    imagex export SRC_WIMFILE (SRC_IMAGE_NUM | SRC_IMAGE_NAME | all ) \n"
  97 "                  DEST_WIMFILE [DEST_IMAGE_NAME]\n"
  98 "                  [DEST_IMAGE_DESCRIPTION] [--boot] [--check]\n"
  99 "                  [--compress=TYPE]\n",
 100 [INFO] =
 101 "    imagex info WIMFILE [IMAGE_NUM | IMAGE_NAME] [NEW_NAME]\n"
 102 "                [NEW_DESC] [--boot] [--check] [--header] [--lookup-table]\n"
 103 "                [--xml] [--extract-xml FILE] [--metadata]\n",
 104 [JOIN] =
 105 "    imagex join [--check] WIMFILE SPLIT_WIM...\n",
 106 [MOUNT] =
 107 "    imagex mount WIMFILE (IMAGE_NUM | IMAGE_NAME) DIRECTORY\n"
 108 "                 [--check] [--debug] [--streams-interface=INTERFACE]\n",
 109 [MOUNTRW] =
 110 "    imagex mountrw WIMFILE [IMAGE_NUM | IMAGE_NAME] DIRECTORY\n"
 111 "                   [--check] [--debug] [--streams-interface=INTERFACE]\n",
 112 [SPLIT] =
 113 "    imagex split WIMFILE SPLIT_WIMFILE PART_SIZE_MB [--check]\n",
 114 [UNMOUNT] =
 115 "    imagex unmount DIRECTORY [--commit] [--check]\n",
 116 };
 117
 118 static const struct option common_options[] = {
 119         {"help", 0, NULL, 'h'},
 120         {"version", 0, NULL, 'v'},
 121         {NULL, 0, NULL, 0},
 122 };
 123
 124 static const struct option append_options[] = {
 125         {"boot",        no_argument,       NULL, 'b'},
 126         {"check",       no_argument,       NULL, 'c'},
 127         {"config",      required_argument, NULL, 'C'},
 128         {"dereference", no_argument,       NULL, 'L'},
 129         {"flags",       required_argument, NULL, 'f'},
 130         {"verbose",     no_argument,       NULL, 'v'},
 131         {NULL, 0, NULL, 0},
 132 };
 133 static const struct option apply_options[] = {
 134         {"check",    no_argument,       NULL, 'c'},
 135         {"hardlink", no_argument,       NULL, 'h'},
 136         {"symlink",  no_argument,       NULL, 's'},
 137         {"verbose",  no_argument,       NULL, 'v'},
 138         {"ref",      required_argument, NULL, 'r'},
 139         {NULL, 0, NULL, 0},
 140 };
 141 static const struct option capture_options[] = {
 142         {"boot",        no_argument,       NULL, 'b'},
 143         {"check",       no_argument,       NULL, 'c'},
 144         {"compress",    required_argument, NULL, 'x'},
 145         {"config",      required_argument, NULL, 'C'},
 146         {"dereference", no_argument,       NULL, 'L'},
 147         {"flags",       required_argument, NULL, 'f'},
 148         {"verbose",     no_argument,       NULL, 'v'},
 149         {NULL, 0, NULL, 0},
 150 };
 151 static const struct option delete_options[] = {
 152         {"check", no_argument, NULL, 'c'},
 153         {NULL, 0, NULL, 0},
 154 };
 155
 156 static const struct option export_options[] = {
 157         {"boot",       no_argument,       NULL, 'b'},
 158         {"check",      no_argument,       NULL, 'c'},
 159         {"compress",   required_argument, NULL, 'x'},
 160         {NULL, 0, NULL, 0},
 161 };
 162
 163 static const struct option info_options[] = {
 164         {"boot",         no_argument, NULL, 'b'},
 165         {"check",        no_argument, NULL, 'c'},
 166         {"extract-xml",  required_argument, NULL, 'X'},
 167         {"header",       no_argument, NULL, 'h'},
 168         {"lookup-table", no_argument, NULL, 'l'},
 169         {"metadata",     no_argument, NULL, 'm'},
 170         {"xml",          no_argument, NULL, 'x'},
 171         {NULL, 0, NULL, 0},
 172 };
 173
 174 static const struct option join_options[] = {
 175         {"check", no_argument, NULL, 'c'},
 176         {NULL, 0, NULL, 0},
 177 };
 178
 179 static const struct option mount_options[] = {
 180         {"check", no_argument, NULL, 'c'},
 181         {"debug", no_argument, NULL, 'd'},
 182         {"streams-interface", required_argument, NULL, 's'},
 183         {NULL, 0, NULL, 0},
 184 };
 185
 186 static const struct option split_options[] = {
 187         {"check", no_argument, NULL, 'c'},
 188         {NULL, 0, NULL, 0},
 189 };
 190
 191 static const struct option unmount_options[] = {
 192         {"commit", no_argument, NULL, 'c'},
 193         {"check", no_argument, NULL, 'C'},
 194         {NULL, 0, NULL, 0},
 195 };
 196
 197
 198 /* Print formatted error message to stderr. */
 199 static void imagex_error(const char *format, ...)
 200 {
 201         va_list va;
 202         va_start(va, format);
 203         fputs("ERROR: ", stderr);
 204         vfprintf(stderr, format, va);
 205         putc('\n', stderr);
 206         va_end(va);
 207 }
 208
 209 /* Print formatted error message to stderr. */
 210 static void imagex_error_with_errno(const char *format, ...)
 211 {
 212         int errno_save = errno;
 213         va_list va;
 214         va_start(va, format);
 215         fputs("ERROR: ", stderr);
 216         vfprintf(stderr, format, va);
 217         fprintf(stderr, ": %s\n", strerror(errno_save));
 218         va_end(va);
 219 }
 220
 221
 222 static inline void version()
 223 {
 224         static const char *s =
 225         "imagex (" PACKAGE ") " PACKAGE_VERSION "\n"
 226         "Copyright (C) 2012 Eric Biggers\n"
 227         "License GPLv3+; GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.\n"
 228         "This is free software: you are free to change and redistribute it.\n"
 229         "There is NO WARRANTY, to the extent permitted by law.\n"
 230         "\n"
 231         "Report bugs to "PACKAGE_BUGREPORT".\n";
 232         fputs(s, stdout);
 233 }
 234
 235 static inline void usage(int cmd)
 236 {
 237         puts("IMAGEX: Usage:");
 238         fputs(usage_strings[cmd], stdout);
 239 }
 240
 241 static void usage_all()
 242 {
 243         puts("IMAGEX: Usage:");
 244         for (int i = 0; i < ARRAY_LEN(usage_strings); i++)
 245                 fputs(usage_strings[i], stdout);
 246         static const char *extra =
 247 "    imagex --help\n"
 248 "    imagex --version\n"
 249 "\n"
 250 "    The compression TYPE may be \"maximum\", \"fast\", or \"none\".\n"
 251         ;
 252         fputs(extra, stdout);
 253 }
 254
 255 static int verify_image_exists(int image)
 256 {
 257         if (image == WIM_NO_IMAGE) {
 258                 imagex_error("Not a valid image");
 259                 return WIMLIB_ERR_INVALID_IMAGE;
 260         }
 261         return 0;
 262 }
 263
 264 static int verify_image_is_single(int image)
 265 {
 266         if (image == WIM_ALL_IMAGES) {
 267                 imagex_error("Cannot specify all images for this action");
 268                 return WIMLIB_ERR_INVALID_IMAGE;
 269         }
 270         return 0;
 271 }
 272
 273 static int verify_image_exists_and_is_single(int image)
 274 {
 275         int ret;
 276         ret = verify_image_exists(image);
 277         if (ret == 0)
 278                 ret = verify_image_is_single(image);
 279         return ret;
 280 }
 281
 282 static int get_compression_type(const char *optarg)
 283 {
 284         if (strcasecmp(optarg, "maximum") == 0 || strcasecmp(optarg, "lzx") == 0)
 285                 return WIM_COMPRESSION_TYPE_LZX;
 286         else if (strcasecmp(optarg, "fast") == 0 || strcasecmp(optarg, "xpress") == 0)
 287                 return WIM_COMPRESSION_TYPE_XPRESS;
 288         else if (strcasecmp(optarg, "none") == 0)
 289                 return WIM_COMPRESSION_TYPE_NONE;
 290         else {
 291                 imagex_error("Invalid compression type `%s'! Must be "
 292                              "\"maximum\", \"fast\", or \"none\".", optarg);
 293                 return WIM_COMPRESSION_TYPE_INVALID;
 294         }
 295 }
 296
 297 static const char *file_get_contents(const char *filename, size_t *len_ret)
 298 {
 299         struct stat stbuf;
 300         char *buf;
 301         size_t len;
 302         FILE *fp;
 303
 304         if (stat(filename, &stbuf) != 0) {
 305                 imagex_error_with_errno("Failed to stat the file `%s'", filename);
 306                 return NULL;
 307         }
 308         len = stbuf.st_size;
 309
 310         fp = fopen(filename, "rb");
 311         if (!fp) {
 312                 imagex_error_with_errno("Failed to open the file `%s'", filename);
 313                 return NULL;
 314         }
 315
 316         buf = malloc(len);
 317         if (!buf) {
 318                 imagex_error("Failed to allocate buffer of %zu bytes to hold "
 319                              "contents of file `%s'", len, filename);
 320                 goto out_fclose;
 321         }
 322         if (fread(buf, 1, len, fp) != len) {
 323                 imagex_error_with_errno("Failed to read %lu bytes from the "
 324                                         "file `%s'", len, filename);
 325                 goto out_free_buf;
 326         }
 327         *len_ret = len;
 328         return buf;
 329 out_free_buf:
 330         free(buf);
 331 out_fclose:
 332         fclose(fp);
 333         return NULL;
 334 }
 335
 336 static int imagex_append(int argc, const char **argv)
 337 {
 338         int c;
 339         const char *flags_element = NULL;
 340         int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
 341         int add_image_flags = 0;
 342         int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
 343         const char *dir;
 344         const char *wimfile;
 345         const char *name;
 346         const char *desc;
 347         const char *config_file = NULL;
 348         const char *config_str = NULL;
 349         size_t config_len = 0;
 350         WIMStruct *w;
 351         int ret;
 352         int cur_image;
 353
 354         for_opt(c, append_options) {
 355                 switch (c) {
 356                 case 'b':
 357                         add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_BOOT;
 358                         break;
 359                 case 'c':
 360                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
 361                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
 362                         break;
 363                 case 'C':
 364                         config_file = optarg;
 365                         break;
 366                 case 'f':
 367                         flags_element = optarg;
 368                         break;
 369                 case 'L':
 370                         add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE;
 371                         break;
 372                 case 'v':
 373                         add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_VERBOSE;
 374                         break;
 375                 default:
 376                         usage(APPEND);
 377                         return -1;
 378                 }
 379         }
 380         argc -= optind;
 381         argv += optind;
 382         if (argc < 2 || argc > 4) {
 383                 usage(APPEND);
 384                 return -1;
 385         }
 386         dir     = argv[0];
 387         wimfile = argv[1];
 388         name    = (argc >= 3) ? argv[2] : path_basename(dir);
 389         desc    = (argc >= 4) ? argv[3] : NULL;
 390
 391         if (config_file) {
 392                 config_str = file_get_contents(config_file, &config_len);
 393                 if (!config_str)
 394                         return -1;
 395         }
 396
 397         ret = wimlib_open_wim(wimfile, open_flags, &w);
 398         if (ret != 0)
 399                 return ret;
 400
 401 #ifdef WITH_NTFS_3G
 402         struct stat stbuf;
 403
 404         ret = stat(dir, &stbuf);
 405         if (ret == 0) {
 406                 if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
 407                         const char *ntfs_device = dir;
 408                         printf("Capturing WIM image NTFS filesystem on `%s'\n",
 409                                ntfs_device);
 410                         ret = wimlib_add_image_from_ntfs_volume(w, ntfs_device,
 411                                                                 name,
 412                                                                 config_str,
 413                                                                 config_len,
 414                                                                 add_image_flags);
 415                         goto out_write;
 416                 }
 417         } else {
 418                 if (errno != ENOENT)
 419                         imagex_error_with_errno("Failed to stat `%s'", dir);
 420         }
 421 #endif
 422         ret = wimlib_add_image(w, dir, name, config_str, config_len,
 423                                add_image_flags);
 424
 425 out_write:
 426         if (ret != 0)
 427                 goto out;
 428         cur_image = wimlib_get_num_images(w);
 429         if (desc) {
 430                 ret = wimlib_set_image_descripton(w, cur_image, desc);
 431                 if (ret != 0)
 432                         goto out;
 433         }
 434         if (flags_element) {
 435                 ret = wimlib_set_image_flags(w, cur_image, flags_element);
 436                 if (ret != 0)
 437                         goto out;
 438         }
 439         ret = wimlib_overwrite(w, write_flags);
 440 out:
 441         wimlib_free(w);
 442         return ret;
 443 }
 444
 445 /* Extract one image, or all images, from a WIM file into a directory. */
 446 static int imagex_apply(int argc, const char **argv)
 447 {
 448         int c;
 449         int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS |
 450                          WIMLIB_OPEN_FLAG_SPLIT_OK;
 451         int image;
 452         int num_images;
 453         WIMStruct *w;
 454         int ret;
 455         const char *wimfile;
 456         const char *dir;
 457         const char *image_num_or_name;
 458         int extract_flags = 0;
 459
 460         const char *swm_glob = NULL;
 461         WIMStruct **additional_swms = NULL;
 462         size_t num_additional_swms = 0;
 463         glob_t globbuf;
 464
 465         for_opt(c, apply_options) {
 466                 switch (c) {
 467                 case 'c':
 468                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
 469                         break;
 470                 case 'h':
 471                         extract_flags |= WIMLIB_EXTRACT_FLAG_HARDLINK;
 472                         break;
 473                 case 's':
 474                         extract_flags |= WIMLIB_EXTRACT_FLAG_SYMLINK;
 475                         break;
 476                 case 'v':
 477                         extract_flags |= WIMLIB_EXTRACT_FLAG_VERBOSE;
 478                         break;
 479                 case 'r':
 480                         swm_glob = optarg;
 481                         break;
 482                 default:
 483                         usage(APPLY);
 484                         return -1;
 485                 }
 486         }
 487         argc -= optind;
 488         argv += optind;
 489         if (argc != 2 && argc != 3) {
 490                 usage(APPLY);
 491                 return -1;
 492         }
 493
 494         wimfile = argv[0];
 495         if (argc == 2) {
 496                 image_num_or_name =  "1";
 497                 dir = argv[1];
 498         } else {
 499                 image_num_or_name = argv[1];
 500                 dir = argv[2];
 501         }
 502
 503         ret = wimlib_open_wim(wimfile, open_flags, &w);
 504         if (ret != 0)
 505                 return ret;
 506
 507         image = wimlib_resolve_image(w, image_num_or_name);
 508         ret = verify_image_exists(image);
 509         if (ret != 0)
 510                 goto out;
 511
 512         num_images = wimlib_get_num_images(w);
 513         if (argc == 2 && num_images != 1) {
 514                 imagex_error("`%s' contains %d images; Please select one "
 515                              "(or all)", wimfile, num_images);
 516                 usage(APPLY);
 517                 ret = -1;
 518                 goto out;
 519         }
 520
 521         if (swm_glob) {
 522                 ret = glob(swm_glob, GLOB_ERR | GLOB_NOSORT, NULL, &globbuf);
 523                 if (ret != 0) {
 524                         imagex_error_with_errno("Failed to process glob "
 525                                                 "\"%s\"", swm_glob);
 526                         ret = -1;
 527                         goto out;
 528                 }
 529                 num_additional_swms = globbuf.gl_pathc;
 530                 additional_swms = calloc(num_additional_swms, sizeof(additional_swms[0]));
 531                 if (!additional_swms) {
 532                         imagex_error("Out of memory");
 533                         ret = -1;
 534                         goto out;
 535                 }
 536                 size_t offset = 0;
 537                 for (size_t i = 0; i < num_additional_swms; i++) {
 538                         if (strcmp(globbuf.gl_pathv[i], wimfile) == 0) {
 539                                 offset++;
 540                                 continue;
 541                         }
 542                         ret = wimlib_open_wim(globbuf.gl_pathv[i],
 543                                               open_flags | WIMLIB_OPEN_FLAG_SPLIT_OK,
 544                                               &additional_swms[i - offset]);
 545                         if (ret != 0)
 546                                 goto out;
 547                 }
 548                 num_additional_swms -= offset;
 549         }
 550
 551 #ifdef WITH_NTFS_3G
 552         struct stat stbuf;
 553
 554         ret = stat(dir, &stbuf);
 555         if (ret == 0) {
 556                 if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
 557                         const char *ntfs_device = dir;
 558                         printf("Applying image %d of `%s' to NTFS filesystem on `%s'\n",
 559                                image, wimfile, ntfs_device);
 560                         ret = wimlib_apply_image_to_ntfs_volume(w, image,
 561                                                                 ntfs_device,
 562                                                                 extract_flags,
 563                                                                 additional_swms,
 564                                                                 num_additional_swms);
 565                         goto out;
 566                 }
 567         } else {
 568                 if (errno != ENOENT)
 569                         imagex_error_with_errno("Failed to stat `%s'", dir);
 570         }
 571 #endif
 572
 573         ret = wimlib_extract_image(w, image, dir, extract_flags,
 574                                    additional_swms, num_additional_swms);
 575 out:
 576         wimlib_free(w);
 577         if (additional_swms)
 578                 for (size_t i = 0; i < num_additional_swms; i++)
 579                         wimlib_free(additional_swms[i]);
 580         return ret;
 581 }
 582
 583
 584 /* Create a WIM file from a directory. */
 585 static int imagex_capture(int argc, const char **argv)
 586 {
 587         int c;
 588         int add_image_flags = 0;
 589         int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
 590         int compression_type = WIM_COMPRESSION_TYPE_XPRESS;
 591         const char *flags_element = NULL;
 592         const char *dir;
 593         const char *wimfile;
 594         const char *name;
 595         const char *desc;
 596         const char *config_file = NULL;
 597         const char *config_str = NULL;
 598         size_t config_len = 0;
 599         WIMStruct *w;
 600         int cur_image;
 601         int ret;
 602
 603         for_opt(c, capture_options) {
 604                 switch (c) {
 605                 case 'b':
 606                         add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_BOOT;
 607                         break;
 608                 case 'c':
 609                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
 610                         break;
 611                 case 'C':
 612                         config_file = optarg;
 613                         break;
 614                 case 'x':
 615                         compression_type = get_compression_type(optarg);
 616                         if (compression_type == WIM_COMPRESSION_TYPE_INVALID)
 617                                 return -1;
 618                         break;
 619                 case 'f':
 620                         flags_element = optarg;
 621                         break;
 622                 case 'v':
 623                         add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_VERBOSE;
 624                         write_flags |= WIMLIB_WRITE_FLAG_VERBOSE;
 625                         break;
 626                 case 'L':
 627                         add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE;
 628                         break;
 629                 default:
 630                         usage(CAPTURE);
 631                         return -1;
 632                 }
 633         }
 634
 635         argc -= optind;
 636         argv += optind;
 637         if (argc < 2 || argc > 4) {
 638                 usage(CAPTURE);
 639                 return -1;
 640         }
 641         dir     = argv[0];
 642         wimfile = argv[1];
 643         name    = (argc >= 3) ? argv[2] : dir;
 644         desc    = (argc >= 4) ? argv[3] : NULL;
 645
 646         if (config_file) {
 647                 config_str = file_get_contents(config_file, &config_len);
 648                 if (!config_str)
 649                         return -1;
 650         }
 651
 652         ret = wimlib_create_new_wim(compression_type, &w);
 653         if (ret != 0)
 654                 return ret;
 655
 656 #ifdef WITH_NTFS_3G
 657         struct stat stbuf;
 658
 659         ret = stat(dir, &stbuf);
 660         if (ret == 0) {
 661                 if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
 662                         const char *ntfs_device = dir;
 663                         printf("Capturing WIM image NTFS filesystem on `%s'\n",
 664                                ntfs_device);
 665                         ret = wimlib_add_image_from_ntfs_volume(w, ntfs_device,
 666                                                                 name,
 667                                                                 config_str,
 668                                                                 config_len,
 669                                                                 add_image_flags);
 670                         goto out_write;
 671                 }
 672         } else {
 673                 if (errno != ENOENT)
 674                         imagex_error_with_errno("Failed to stat `%s'", dir);
 675         }
 676 #endif
 677         ret = wimlib_add_image(w, dir, name, config_str,
 678                                config_len, add_image_flags);
 679
 680 out_write:
 681         if (ret != 0) {
 682                 imagex_error("Failed to add the image `%s'", dir);
 683                 goto out;
 684         }
 685         cur_image = wimlib_get_num_images(w);
 686         if (desc) {
 687                 ret = wimlib_set_image_descripton(w, cur_image, desc);
 688                 if (ret != 0)
 689                         goto out;
 690         }
 691         if (flags_element) {
 692                 ret = wimlib_set_image_flags(w, cur_image, flags_element);
 693                 if (ret != 0)
 694                         goto out;
 695         }
 696
 697         ret = wimlib_write(w, wimfile, WIM_ALL_IMAGES, write_flags);
 698         if (ret != 0)
 699                 imagex_error("Failed to write the WIM file `%s'", wimfile);
 700 out:
 701         wimlib_free(w);
 702         return ret;
 703 }
 704
 705 /* Remove image(s) from a WIM. */
 706 static int imagex_delete(int argc, const char **argv)
 707 {
 708         int c;
 709         int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
 710         int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
 711         const char *wimfile;
 712         const char *image_num_or_name;
 713         WIMStruct *w;
 714         int image;
 715         int ret;
 716
 717         for_opt(c, delete_options) {
 718                 switch (c) {
 719                 case 'c':
 720                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
 721                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
 722                         break;
 723                 default:
 724                         usage(DELETE);
 725                         return -1;
 726                 }
 727         }
 728         argc -= optind;
 729         argv += optind;
 730
 731         if (argc != 2) {
 732                 if (argc < 1)
 733                         imagex_error("Must specify a WIM file");
 734                 if (argc < 2)
 735                         imagex_error("Must specify an image");
 736                 usage(DELETE);
 737                 return -1;
 738         }
 739         wimfile = argv[0];
 740         image_num_or_name = argv[1];
 741
 742         ret = wimlib_open_wim(wimfile, open_flags, &w);
 743         if (ret != 0)
 744                 return ret;
 745
 746         image = wimlib_resolve_image(w, image_num_or_name);
 747
 748         ret = verify_image_exists(image);
 749         if (ret != 0)
 750                 goto done;
 751
 752         ret = wimlib_delete_image(w, image);
 753         if (ret != 0) {
 754                 imagex_error("Failed to delete image from `%s'", wimfile);
 755                 goto done;
 756         }
 757
 758         ret = wimlib_overwrite(w, write_flags);
 759         if (ret != 0) {
 760                 imagex_error("Failed to write the file `%s' with image "
 761                              "deleted", wimfile);
 762         }
 763 done:
 764         wimlib_free(w);
 765         return ret;
 766 }
 767
 768 /* Print the files contained in an image(s) in a WIM file. */
 769 static int imagex_dir(int argc, const char **argv)
 770 {
 771         const char *wimfile;
 772         WIMStruct *w;
 773         int image;
 774         int ret;
 775         int num_images;
 776         int part_number;
 777
 778         if (argc < 2) {
 779                 imagex_error("Must specify a WIM file");
 780                 usage(DIR);
 781                 return -1;
 782         }
 783         if (argc > 3) {
 784                 imagex_error("Too many arguments");
 785                 usage(DIR);
 786                 return -1;
 787         }
 788
 789         wimfile = argv[1];
 790         ret = wimlib_open_wim(wimfile, WIMLIB_OPEN_FLAG_SPLIT_OK, &w);
 791         if (ret != 0)
 792                 return ret;
 793
 794         part_number = wimlib_get_part_number(w, NULL);
 795         if (part_number != 1) {
 796                 imagex_error("`%s' is part %d of a split WIM!  Specify the "
 797                              "first part to see the files",
 798                              wimfile, part_number);
 799                 ret = WIMLIB_ERR_SPLIT_UNSUPPORTED;
 800                 goto done;
 801         }
 802
 803         if (argc == 3) {
 804                 image = wimlib_resolve_image(w, argv[2]);
 805                 ret = verify_image_exists(image);
 806                 if (ret != 0)
 807                         goto done;
 808         } else {
 809                 /* Image was not specified.  If the WIM only contains one image,
 810                  * choose that one; otherwise, print an error. */
 811                 num_images = wimlib_get_num_images(w);
 812                 if (num_images != 1) {
 813                         imagex_error("The file `%s' contains %d images; Please "
 814                                      "select one.", wimfile, num_images);
 815                         usage(DIR);
 816                         ret = -1;
 817                         goto done;
 818                 }
 819                 image = 1;
 820         }
 821
 822         ret = wimlib_print_files(w, image);
 823 done:
 824         wimlib_free(w);
 825         return ret;
 826 }
 827
 828 /* Exports one, or all, images from a WIM file to a new WIM file or an existing
 829  * WIM file. */
 830 static int imagex_export(int argc, const char **argv)
 831 {
 832         int c;
 833         int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
 834         int export_flags = 0;
 835         int write_flags = WIMLIB_WRITE_FLAG_SHOW_PROGRESS;
 836         int compression_type = WIM_COMPRESSION_TYPE_XPRESS;
 837         bool compression_type_specified = false;
 838         const char *src_wimfile;
 839         const char *src_image_num_or_name;
 840         const char *dest_wimfile;
 841         const char *dest_name;
 842         const char *dest_desc;
 843         WIMStruct *src_w = NULL;
 844         WIMStruct *dest_w = NULL;
 845         int ret;
 846         int image;
 847         struct stat stbuf;
 848         bool wim_is_new;
 849
 850         for_opt(c, export_options) {
 851                 switch (c) {
 852                 case 'b':
 853                         export_flags |= WIMLIB_EXPORT_FLAG_BOOT;
 854                         break;
 855                 case 'c':
 856                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
 857                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
 858                         break;
 859                 case 'x':
 860                         compression_type = get_compression_type(optarg);
 861                         if (compression_type == WIM_COMPRESSION_TYPE_INVALID)
 862                                 return -1;
 863                         compression_type_specified = true;
 864                         break;
 865                 default:
 866                         usage(EXPORT);
 867                         return -1;
 868                 }
 869         }
 870         argc -= optind;
 871         argv += optind;
 872         if (argc < 3 || argc > 5) {
 873                 usage(EXPORT);
 874                 return -1;
 875         }
 876         src_wimfile           = argv[0];
 877         src_image_num_or_name = argv[1];
 878         dest_wimfile          = argv[2];
 879         dest_name             = (argc >= 4) ? argv[3] : NULL;
 880         dest_desc             = (argc >= 5) ? argv[4] : NULL;
 881         ret = wimlib_open_wim(src_wimfile, open_flags, &src_w);
 882         if (ret != 0)
 883                 return ret;
 884
 885         /* Determine if the destination is an existing file or not.
 886          * If so, we try to append the exported image(s) to it; otherwise, we
 887          * create a new WIM containing the exported image(s). */
 888         if (stat(dest_wimfile, &stbuf) == 0) {
 889                 wim_is_new = false;
 890                 /* Destination file exists. */
 891                 if (!S_ISREG(stbuf.st_mode) && !S_ISLNK(stbuf.st_mode)) {
 892                         imagex_error("`%s' is not a regular file",
 893                                         dest_wimfile);
 894                         goto done;
 895                 }
 896                 ret = wimlib_open_wim(dest_wimfile, open_flags, &dest_w);
 897                 if (ret != 0)
 898                         goto done;
 899
 900                 if (compression_type_specified && compression_type !=
 901                                 wimlib_get_compression_type(dest_w)) {
 902                         imagex_error("Cannot specify a compression type that is "
 903                                      "not the same as that used in the "
 904                                      "destination WIM");
 905                         ret = -1;
 906                         goto done;
 907                 }
 908                 compression_type = wimlib_get_compression_type(dest_w);
 909         } else {
 910                 wim_is_new = true;
 911                 /* dest_wimfile is not an existing file, so create a new WIM. */
 912                 if (errno == ENOENT) {
 913                         ret = wimlib_create_new_wim(compression_type, &dest_w);
 914                         if (ret != 0)
 915                                 goto done;
 916                 } else {
 917                         imagex_error_with_errno("Cannot stat file `%s'",
 918                                                 dest_wimfile);
 919                         goto done;
 920                 }
 921         }
 922
 923         image = wimlib_resolve_image(src_w, src_image_num_or_name);
 924         ret = verify_image_exists(image);
 925         if (ret != 0)
 926                 goto done;
 927
 928         ret = wimlib_export_image(src_w, image, dest_w, dest_name, dest_desc,
 929                                   export_flags);
 930         if (ret != 0)
 931                 goto done;
 932
 933
 934         if (wim_is_new)
 935                 ret = wimlib_write(dest_w, dest_wimfile, WIM_ALL_IMAGES,
 936                                    write_flags);
 937         else
 938                 ret = wimlib_overwrite(dest_w, write_flags);
 939 done:
 940         wimlib_free(src_w);
 941         wimlib_free(dest_w);
 942         return ret;
 943 }
 944
 945 /* Prints information about a WIM file; also can mark an image as bootable,
 946  * change the name of an image, or change the description of an image. */
 947 static int imagex_info(int argc, const char **argv)
 948 {
 949         int c;
 950         bool boot         = false;
 951         bool check        = false;
 952         bool header       = false;
 953         bool lookup_table = false;
 954         bool xml          = false;
 955         bool metadata     = false;
 956         bool short_header = true;
 957         const char *xml_out_file = NULL;
 958         const char *wimfile;
 959         const char *image_num_or_name = "all";
 960         const char *new_name = NULL;
 961         const char *new_desc = NULL;
 962         WIMStruct *w;
 963         FILE *fp;
 964         int image;
 965         int ret;
 966         int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS |
 967                          WIMLIB_OPEN_FLAG_SPLIT_OK;
 968         int part_number;
 969         int total_parts;
 970
 971         for_opt(c, info_options) {
 972                 switch (c) {
 973                 case 'b':
 974                         boot = true;
 975                         break;
 976                 case 'c':
 977                         check = true;
 978                         break;
 979                 case 'h':
 980                         header = true;
 981                         short_header = false;
 982                         break;
 983                 case 'l':
 984                         lookup_table = true;
 985                         short_header = false;
 986                         break;
 987                 case 'x':
 988                         xml = true;
 989                         short_header = false;
 990                         break;
 991                 case 'X':
 992                         xml_out_file = optarg;
 993                         short_header = false;
 994                         break;
 995                 case 'm':
 996                         metadata = true;
 997                         short_header = false;
 998                         break;
 999                 default:
1000                         usage(INFO);
1001                         return -1;
1002                 }
1003         }
1004
1005         argc -= optind;
1006         argv += optind;
1007         if (argc == 0 || argc > 4) {
1008                 usage(INFO);
1009                 return -1;
1010         }
1011         wimfile = argv[0];
1012         if (argc > 1) {
1013                 image_num_or_name = argv[1];
1014                 if (argc > 2) {
1015                         new_name = argv[2];
1016                         if (argc > 3) {
1017                                 new_desc = argv[3];
1018                         }
1019                 }
1020         }
1021
1022         if (check)
1023                 open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1024
1025         ret = wimlib_open_wim(wimfile, open_flags, &w);
1026         if (ret != 0)
1027                 return ret;
1028
1029         part_number = wimlib_get_part_number(w, &total_parts);
1030
1031         /*if (total_parts > 1 && part_number > 1) {*/
1032                 /*printf("Warning: this is part %d of a %d-part split WIM.\n"*/
1033                        /*"         Select the first part if you want to see information\n"*/
1034                        /*"         about images in the WIM.\n", */
1035                        /*part_number, total_parts);*/
1036         /*}*/
1037
1038         image = wimlib_resolve_image(w, image_num_or_name);
1039         if (image == WIM_NO_IMAGE && strcmp(image_num_or_name, "0") != 0) {
1040                 imagex_error("The image `%s' does not exist",
1041                                                 image_num_or_name);
1042                 if (boot)
1043                         imagex_error("If you would like to set the boot "
1044                                      "index to 0, specify image \"0\" with "
1045                                      "the --boot flag.");
1046                 ret = WIMLIB_ERR_INVALID_IMAGE;
1047                 goto done;
1048         }
1049
1050         if (image == WIM_ALL_IMAGES && wimlib_get_num_images(w) > 1) {
1051                 if (boot) {
1052                         imagex_error("Cannot specify the --boot flag "
1053                                      "without specifying a specific "
1054                                      "image in a multi-image WIM");
1055                         ret = WIMLIB_ERR_INVALID_IMAGE;
1056                         goto done;
1057                 }
1058                 if (new_name) {
1059                         imagex_error("Cannot specify the NEW_NAME "
1060                                      "without specifying a specific "
1061                                      "image in a multi-image WIM");
1062                         ret = WIMLIB_ERR_INVALID_IMAGE;
1063                         goto done;
1064                 }
1065         }
1066
1067         /* Operations that print information are separated from operations that
1068          * recreate the WIM file. */
1069         if (!new_name && !boot) {
1070
1071                 if (image == WIM_NO_IMAGE) {
1072                         imagex_error("`%s' is not a valid image",
1073                                      image_num_or_name);
1074                         ret = WIMLIB_ERR_INVALID_IMAGE;
1075                         goto done;
1076                 }
1077
1078                 if (image == WIM_ALL_IMAGES && short_header)
1079                         wimlib_print_wim_information(w);
1080
1081                 if (header)
1082                         wimlib_print_header(w);
1083
1084                 if (lookup_table) {
1085                         if (total_parts != 1) {
1086                                 printf("Warning: Only showing the lookup table "
1087                                        "for part %d of a %d-part WIM.\n",
1088                                        part_number, total_parts);
1089                         }
1090                         wimlib_print_lookup_table(w);
1091                 }
1092
1093                 if (xml) {
1094                         ret = wimlib_extract_xml_data(w, stdout);
1095                         if (ret != 0)
1096                                 goto done;
1097                 }
1098
1099                 if (xml_out_file) {
1100                         fp = fopen(xml_out_file, "wb");
1101                         if (!fp) {
1102                                 imagex_error_with_errno("Failed to open the "
1103                                                         "file `%s' for "
1104                                                         "writing ",
1105                                                         xml_out_file);
1106                                 goto done;
1107                         }
1108                         ret = wimlib_extract_xml_data(w, fp);
1109                         if (fclose(fp) != 0) {
1110                                 imagex_error("Failed to close the file `%s'",
1111                                              xml_out_file);
1112                                 goto done;
1113                         }
1114
1115                         if (ret != 0)
1116                                 goto done;
1117                 }
1118
1119                 if (short_header)
1120                         wimlib_print_available_images(w, image);
1121
1122                 if (metadata) {
1123                         if (total_parts != 1 && part_number != 1) {
1124                                 imagex_error("Select part 1 of this %d-part WIM "
1125                                              "to see the image metadata",
1126                                              total_parts);
1127                                 return WIMLIB_ERR_SPLIT_UNSUPPORTED;
1128                         }
1129                         ret = wimlib_print_metadata(w, image);
1130                         if (ret != 0)
1131                                 goto done;
1132                 }
1133         } else {
1134                 if (total_parts != 1) {
1135                         imagex_error("Modifying a split WIM is not supported.");
1136                         return -1;
1137                 }
1138                 if (image == WIM_ALL_IMAGES)
1139                         image = 1;
1140
1141                 if (image == WIM_NO_IMAGE && new_name) {
1142                         imagex_error("Cannot specify new_name (`%s') when "
1143                                      "using image 0", new_name);
1144                         return -1;
1145                 }
1146
1147                 if (boot) {
1148                         if (image == wimlib_get_boot_idx(w)) {
1149                                 printf("Image %d is already marked as "
1150                                        "bootable.\n", image);
1151                                 boot = false;
1152                         } else {
1153                                 printf("Marking image %d as bootable.\n",
1154                                        image);
1155                                 wimlib_set_boot_idx(w, image);
1156                         }
1157                 }
1158                 if (new_name) {
1159                         if (strcmp(wimlib_get_image_name(w, image),
1160                                                 new_name) == 0) {
1161                                 printf("Image %d is already named \"%s\".\n",
1162                                        image, new_name);
1163                                 new_name = NULL;
1164                         } else {
1165                                 printf("Changing the name of image %d to "
1166                                        "\"%s\".\n", image, new_name);
1167                                 ret = wimlib_set_image_name(w, image, new_name);
1168                                 if (ret != 0)
1169                                         goto done;
1170                         }
1171                 }
1172                 if (new_desc) {
1173                         const char *old_desc;
1174                         old_desc = wimlib_get_image_description(w, image);
1175                         if (old_desc && strcmp(old_desc, new_desc) == 0) {
1176                                 printf("The description of image %d is already "
1177                                        "\"%s\".\n", image, new_desc);
1178                                 new_desc = NULL;
1179                         } else {
1180                                 printf("Changing the description of image %d "
1181                                        "to \"%s\".\n", image, new_desc);
1182                                 ret = wimlib_set_image_descripton(w, image,
1183                                                                   new_desc);
1184                                 if (ret != 0)
1185                                         goto done;
1186                         }
1187                 }
1188
1189                 /* Only call wimlib_overwrite_xml_and_header() if something
1190                  * actually needs to be changed. */
1191                 if (boot || new_name || new_desc ||
1192                                 check != wimlib_has_integrity_table(w)) {
1193
1194                         ret = wimlib_overwrite_xml_and_header(w, check ?
1195                                         WIMLIB_WRITE_FLAG_CHECK_INTEGRITY |
1196                                         WIMLIB_WRITE_FLAG_SHOW_PROGRESS : 0);
1197                 } else {
1198                         printf("The file `%s' was not modified because nothing "
1199                                         "needed to be done.\n", wimfile);
1200                         ret = 0;
1201                 }
1202         }
1203
1204 done:
1205         wimlib_free(w);
1206         return ret;
1207 }
1208
1209 /* Join split WIMs into one part WIM */
1210 static int imagex_join(int argc, const char **argv)
1211 {
1212         int c;
1213         int flags = WIMLIB_OPEN_FLAG_SPLIT_OK | WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
1214         const char *output_path;
1215
1216         for_opt(c, join_options) {
1217                 switch (c) {
1218                 case 'c':
1219                         flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1220                         break;
1221                 default:
1222                         goto err;
1223                 }
1224         }
1225         argc -= optind;
1226         argv += optind;
1227
1228         if (argc < 2) {
1229                 imagex_error("Must specify at least one split WIM (.swm) parts "
1230                              "to join");
1231                 goto err;
1232         }
1233         output_path = argv[0];
1234         return wimlib_join(++argv, --argc, output_path, flags);
1235 err:
1236         usage(JOIN);
1237         return -1;
1238 }
1239
1240 /* Mounts an image using a FUSE mount. */
1241 static int imagex_mount_rw_or_ro(int argc, const char **argv)
1242 {
1243         int c;
1244         int mount_flags = 0;
1245         int open_flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
1246         const char *wimfile;
1247         const char *dir;
1248         WIMStruct *w;
1249         int image;
1250         int num_images;
1251         int ret;
1252
1253         if (strcmp(argv[0], "mountrw") == 0)
1254                 mount_flags |= WIMLIB_MOUNT_FLAG_READWRITE;
1255         for_opt(c, mount_options) {
1256                 switch (c) {
1257                 case 'c':
1258                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1259                         break;
1260                 case 'd':
1261                         mount_flags |= WIMLIB_MOUNT_FLAG_DEBUG;
1262                         break;
1263                 case 's':
1264                         if (strcasecmp(optarg, "none") == 0)
1265                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_NONE;
1266                         else if (strcasecmp(optarg, "xattr") == 0)
1267                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR;
1268                         else if (strcasecmp(optarg, "windows") == 0)
1269                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS;
1270                         else {
1271                                 imagex_error("Unknown stream interface \"%s\"", optarg);
1272                                 goto mount_usage;
1273                         }
1274                         break;
1275                 default:
1276                         goto mount_usage;
1277                 }
1278         }
1279         argc -= optind;
1280         argv += optind;
1281         if (argc != 2 && argc != 3)
1282                 goto mount_usage;
1283
1284         wimfile = argv[0];
1285
1286         ret = wimlib_open_wim(wimfile, open_flags, &w);
1287         if (ret != 0)
1288                 return ret;
1289
1290         if (argc == 2) {
1291                 image = 1;
1292                 num_images = wimlib_get_num_images(w);
1293                 if (num_images != 1) {
1294                         imagex_error("The file `%s' contains %d images; Please "
1295                                      "select one", wimfile, num_images);
1296                         usage((mount_flags & WIMLIB_MOUNT_FLAG_READWRITE)
1297                                         ? MOUNTRW : MOUNT);
1298                         ret = WIMLIB_ERR_INVALID_IMAGE;
1299                         goto done;
1300                 }
1301                 dir = argv[1];
1302         } else {
1303                 image = wimlib_resolve_image(w, argv[1]);
1304                 dir = argv[2];
1305         }
1306
1307         ret = verify_image_exists_and_is_single(image);
1308         if (ret != 0)
1309                 goto done;
1310
1311         ret = wimlib_mount(w, image, dir, mount_flags);
1312         if (ret != 0) {
1313                 imagex_error("Failed to mount image %d from `%s' on `%s'",
1314                              image, wimfile, dir);
1315
1316         }
1317 done:
1318         wimlib_free(w);
1319         return ret;
1320 mount_usage:
1321         usage((mount_flags & WIMLIB_MOUNT_FLAG_READWRITE)
1322                         ? MOUNTRW : MOUNT);
1323         return -1;
1324 }
1325
1326 /* Split a WIM into a spanned set */
1327 static int imagex_split(int argc, const char **argv)
1328 {
1329         int c;
1330         int flags = WIMLIB_OPEN_FLAG_SHOW_PROGRESS;
1331         unsigned long part_size;
1332
1333         for_opt(c, split_options) {
1334                 switch (c) {
1335                 case 'c':
1336                         flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1337                         break;
1338                 default:
1339                         usage(SPLIT);
1340                         return -1;
1341                 }
1342         }
1343         argc -= optind;
1344         argv += optind;
1345
1346         if (argc != 3) {
1347                 usage(SPLIT);
1348                 return -1;
1349         }
1350         part_size = strtoul(argv[2], NULL, 10) * (1 << 20);
1351         return wimlib_split(argv[0], argv[1], part_size, flags);
1352 }
1353
1354 /* Unmounts an image. */
1355 static int imagex_unmount(int argc, const char **argv)
1356 {
1357         int c;
1358         int unmount_flags = 0;
1359         int ret;
1360
1361         for_opt(c, unmount_options) {
1362                 switch (c) {
1363                 case 'c':
1364                         unmount_flags |= WIMLIB_UNMOUNT_FLAG_COMMIT;
1365                         break;
1366                 case 'C':
1367                         unmount_flags |= WIMLIB_UNMOUNT_FLAG_CHECK_INTEGRITY;
1368                         break;
1369                 default:
1370                         usage(UNMOUNT);
1371                         return -1;
1372                 }
1373         }
1374         argc -= optind;
1375         argv += optind;
1376         if (argc != 1) {
1377                 usage(UNMOUNT);
1378                 return -1;
1379         }
1380
1381         ret = wimlib_unmount(argv[0], unmount_flags);
1382         if (ret != 0)
1383                 imagex_error("Failed to unmount `%s'", argv[0]);
1384         return ret;
1385 }
1386
1387 struct imagex_command {
1388         const char *name;
1389         int (*func)(int , const char **);
1390         int cmd;
1391 };
1392
1393 static struct imagex_command imagex_commands[] = {
1394         {"append",  imagex_append,         APPEND},
1395         {"apply",   imagex_apply,          APPLY},
1396         {"capture", imagex_capture,        CAPTURE},
1397         {"delete",  imagex_delete,         DELETE},
1398         {"dir",     imagex_dir,            DIR},
1399         {"export",  imagex_export,         EXPORT},
1400         {"info",    imagex_info,           INFO},
1401         {"join",    imagex_join,           JOIN},
1402         {"mount",   imagex_mount_rw_or_ro, MOUNT},
1403         {"mountrw", imagex_mount_rw_or_ro, MOUNTRW},
1404         {"split",   imagex_split,          SPLIT},
1405         {"unmount", imagex_unmount,        UNMOUNT},
1406 };
1407
1408 #define for_imagex_command(p) for (p = &imagex_commands[0]; \
1409                 p != &imagex_commands[ARRAY_LEN(imagex_commands)]; p++)
1410
1411 static void help_or_version(int argc, const char **argv)
1412 {
1413         int i;
1414         const char *p;
1415         struct imagex_command *cmd;
1416
1417         for (i = 1; i < argc; i++) {
1418                 p = argv[i];
1419                 if (*p == '-')
1420                         p++;
1421                 else
1422                         continue;
1423                 if (*p == '-')
1424                         p++;
1425                 if (strcmp(p, "help") == 0 || (*p == '?' && *(p + 1) == '\0')) {
1426                         for_imagex_command(cmd) {
1427                                 if (strcmp(cmd->name, argv[1]) == 0) {
1428                                         usage(cmd->cmd);
1429                                         exit(0);
1430                                 }
1431                         }
1432                         usage_all();
1433                         exit(0);
1434                 }
1435                 if (strcmp(p, "version") == 0) {
1436                         version();
1437                         exit(0);
1438                 }
1439         }
1440 }
1441
1442
1443 int main(int argc, const char **argv)
1444 {
1445         struct imagex_command *cmd;
1446         int ret;
1447
1448         if (argc < 2) {
1449                 imagex_error("No command specified");
1450                 usage_all();
1451                 return 1;
1452         }
1453
1454         help_or_version(argc, argv);
1455         argc--;
1456         argv++;
1457
1458         wimlib_set_print_errors(true);
1459
1460         for_imagex_command(cmd) {
1461                 if (strcmp(cmd->name, *argv) == 0) {
1462                         ret = cmd->func(argc, argv);
1463                         if (ret > 0) {
1464                                 imagex_error("Exiting with error code %d:\n"
1465                                              "       %s.", ret,
1466                                              wimlib_get_error_string(ret));
1467                                 if (ret == WIMLIB_ERR_NTFS_3G)
1468                                         imagex_error_with_errno("errno");
1469                         }
1470                         return ret;
1471                 }
1472         }
1473
1474         imagex_error("Unrecognized command: `%s'", argv[0]);
1475         usage_all();
1476         return 1;
1477 }
1478 /*#ifndef WITH_NTFS_3G*/
1479                 /*ERROR("wimlib was not compiled with support for NTFS-3g, so we cannot extract");*/
1480                 /*ERROR("a WIM to a NTFS filesystem while preserving NTFS-specific metadata.");*/
1481                 /*ERROR("Please apply the WIM to a directory rather than a block device, ");*/
1482                 /*ERROR("and without the NTFS flag; or compile in support for NTFS-3g.");*/
1483                 /*return WIMLIB_ERR_UNSUPPORTED;*/
1484 /*#endif*/