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   1 /*
   2  * wim.c
   3  */
   4
   5 /*
   6  * Copyright (C) 2010 Carl Thijssen
   7  * Copyright (C) 2012 Eric Biggers
   8  *
   9  * wimlib - Library for working with WIM files
  10  *
  11  * This file is part of wimlib, a library for working with WIM files.
  12  *
  13  * wimlib is free software; you can redistribute it and/or modify it under the
  14  * terms of the GNU General Public License as published by the Free
  15  * Software Foundation; either version 3 of the License, or (at your option)
  16  * any later version.
  17  *
  18  * wimlib is distributed in the hope that it will be useful, but WITHOUT ANY
  19  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  20  * A PARTICULAR PURPOSE. See the GNU General Public License for more
  21  * details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with wimlib; if not, see http://www.gnu.org/licenses/.
  25  */
  26
  27 #include "config.h"
  28 #include <limits.h>
  29 #include <stdlib.h>
  30 #include <stdarg.h>
  31
  32 #include "dentry.h"
  33 #include <unistd.h>
  34 #include <fcntl.h>
  35
  36 #ifdef WITH_NTFS_3G
  37 #include <time.h>
  38 #include <ntfs-3g/volume.h>
  39 #endif
  40
  41 #include "wimlib_internal.h"
  42 #include "io.h"
  43 #include "lookup_table.h"
  44 #include "xml.h"
  45
  46
  47 static int print_metadata(WIMStruct *w)
  48 {
  49         DEBUG("Printing metadata for image %d", w->current_image);
  50         print_security_data(wim_security_data(w));
  51         return for_dentry_in_tree(wim_root_dentry(w), print_dentry,
  52                                   w->lookup_table);
  53 }
  54
  55
  56 static int print_files(WIMStruct *w)
  57 {
  58         return for_dentry_in_tree(wim_root_dentry(w), print_dentry_full_path,
  59                                   NULL);
  60 }
  61
  62 WIMStruct *new_wim_struct()
  63 {
  64         WIMStruct *w = CALLOC(1, sizeof(WIMStruct));
  65 #ifdef WITH_FUSE
  66         if (pthread_mutex_init(&w->fp_tab_mutex, NULL) != 0) {
  67                 ERROR_WITH_ERRNO("Failed to initialize mutex");
  68                 FREE(w);
  69                 w = NULL;
  70         }
  71 #endif
  72         return w;
  73
  74 }
  75
  76 /*
  77  * Calls a function on images in the WIM.  If @image is WIM_ALL_IMAGES, @visitor
  78  * is called on the WIM once for each image, with each image selected as the
  79  * current image in turn.  If @image is a certain image, @visitor is called on
  80  * the WIM only once, with that image selected.
  81  */
  82 int for_image(WIMStruct *w, int image, int (*visitor)(WIMStruct *))
  83 {
  84         int ret;
  85         int start;
  86         int end;
  87         int i;
  88
  89         if (image == WIM_ALL_IMAGES) {
  90                 start = 1;
  91                 end = w->hdr.image_count;
  92         } else if (image >= 1 && image <= w->hdr.image_count) {
  93                 start = image;
  94                 end = image;
  95         } else {
  96                 return WIMLIB_ERR_INVALID_IMAGE;
  97         }
  98         for (i = start; i <= end; i++) {
  99                 ret = select_wim_image(w, i);
 100                 if (ret != 0)
 101                         return ret;
 102                 ret = visitor(w);
 103                 if (ret != 0)
 104                         return ret;
 105         }
 106         return 0;
 107 }
 108
 109 static int sort_image_metadata_by_position(const void *p1, const void *p2)
 110 {
 111         const struct image_metadata *imd1 = p1;
 112         const struct image_metadata *imd2 = p2;
 113         u64 offset1 = imd1->metadata_lte->resource_entry.offset;
 114         u64 offset2 = imd2->metadata_lte->resource_entry.offset;
 115         if (offset1 < offset2)
 116                 return -1;
 117         else if (offset1 > offset2)
 118                 return 1;
 119         else
 120                 return 0;
 121 }
 122
 123 /*
 124  * If @lte points to a metadata resource, append it to the list of metadata
 125  * resources in the WIMStruct.  Otherwise, do nothing.
 126  */
 127 static int append_metadata_resource_entry(struct lookup_table_entry *lte,
 128                                           void *wim_p)
 129 {
 130         WIMStruct *w = wim_p;
 131         int ret = 0;
 132
 133         if (lte->resource_entry.flags & WIM_RESHDR_FLAG_METADATA) {
 134                 if (w->current_image == w->hdr.image_count) {
 135                         ERROR("The WIM header says there are %u images in the WIM,\n"
 136                               "        but we found more metadata resources than this",
 137                               w->hdr.image_count);
 138                         ret = WIMLIB_ERR_IMAGE_COUNT;
 139                 } else {
 140                         DEBUG("Found metadata resource for image %u at "
 141                               "offset %"PRIu64".",
 142                               w->current_image + 1,
 143                               lte->resource_entry.offset);
 144                         w->image_metadata[
 145                                 w->current_image++].metadata_lte = lte;
 146                 }
 147         }
 148         return ret;
 149 }
 150
 151 /* Returns the compression type given in the flags of a WIM header. */
 152 int wim_hdr_flags_compression_type(int wim_hdr_flags)
 153 {
 154         if (wim_hdr_flags & WIM_HDR_FLAG_COMPRESSION) {
 155                 if (wim_hdr_flags & WIM_HDR_FLAG_COMPRESS_LZX)
 156                         return WIM_COMPRESSION_TYPE_LZX;
 157                 else if (wim_hdr_flags & WIM_HDR_FLAG_COMPRESS_XPRESS)
 158                         return WIM_COMPRESSION_TYPE_XPRESS;
 159                 else
 160                         return WIM_COMPRESSION_TYPE_INVALID;
 161         } else {
 162                 return WIM_COMPRESSION_TYPE_NONE;
 163         }
 164 }
 165
 166 /*
 167  * Creates a WIMStruct for a new WIM file.
 168  */
 169 WIMLIBAPI int wimlib_create_new_wim(int ctype, WIMStruct **w_ret)
 170 {
 171         WIMStruct *w;
 172         struct lookup_table *table;
 173         int ret;
 174
 175         DEBUG("Creating new WIM with %s compression.",
 176               wimlib_get_compression_type_string(ctype));
 177
 178         /* Allocate the WIMStruct. */
 179         w = new_wim_struct();
 180         if (!w)
 181                 return WIMLIB_ERR_NOMEM;
 182
 183         ret = init_header(&w->hdr, ctype);
 184         if (ret != 0)
 185                 goto out_free;
 186
 187         table = new_lookup_table(9001);
 188         if (!table) {
 189                 ret = WIMLIB_ERR_NOMEM;
 190                 goto out_free;
 191         }
 192         w->lookup_table = table;
 193         *w_ret = w;
 194         return 0;
 195 out_free:
 196         FREE(w);
 197         return ret;
 198 }
 199
 200 WIMLIBAPI int wimlib_get_num_images(const WIMStruct *w)
 201 {
 202         return w->hdr.image_count;
 203 }
 204
 205 int select_wim_image(WIMStruct *w, int image)
 206 {
 207         struct image_metadata *imd;
 208
 209         DEBUG("Selecting image %d", image);
 210
 211         if (image == w->current_image)
 212                 return 0;
 213
 214         if (image < 1 || image > w->hdr.image_count) {
 215                 ERROR("Cannot select image %d: There are only %u images",
 216                       image, w->hdr.image_count);
 217                 return WIMLIB_ERR_INVALID_IMAGE;
 218         }
 219
 220         /* If a valid image is currently selected, it can be freed if it is not
 221          * modified.  */
 222         if (w->current_image != WIM_NO_IMAGE) {
 223                 imd = wim_get_current_image_metadata(w);
 224                 if (!imd->modified) {
 225                         DEBUG("Freeing image %u", w->current_image);
 226                         destroy_image_metadata(imd, NULL);
 227                         imd->root_dentry = NULL;
 228                         imd->security_data = NULL;
 229                 }
 230         }
 231
 232         w->current_image = image;
 233         imd = wim_get_current_image_metadata(w);
 234
 235         if (imd->root_dentry) {
 236                 return 0;
 237         } else {
 238                 #ifdef ENABLE_DEBUG
 239                 DEBUG("Reading metadata resource specified by the following "
 240                       "lookup table entry:");
 241                 print_lookup_table_entry(imd->metadata_lte);
 242                 #endif
 243                 return read_metadata_resource(w, imd);
 244         }
 245 }
 246
 247
 248 /* Returns the compression type of the WIM file. */
 249 WIMLIBAPI int wimlib_get_compression_type(const WIMStruct *w)
 250 {
 251         return wim_hdr_flags_compression_type(w->hdr.flags);
 252 }
 253
 254 WIMLIBAPI const char *wimlib_get_compression_type_string(int ctype)
 255 {
 256         switch (ctype) {
 257                 case WIM_COMPRESSION_TYPE_NONE:
 258                         return "None";
 259                 case WIM_COMPRESSION_TYPE_LZX:
 260                         return "LZX";
 261                 case WIM_COMPRESSION_TYPE_XPRESS:
 262                         return "XPRESS";
 263                 default:
 264                         return "Invalid";
 265         }
 266 }
 267
 268 /*
 269  * Returns the number of an image in the WIM file, given a string that is either
 270  * the number of the image, or the name of the image.  The images are numbered
 271  * starting at 1.
 272  */
 273 WIMLIBAPI int wimlib_resolve_image(WIMStruct *w, const char *image_name_or_num)
 274 {
 275         char *p;
 276         int image;
 277         int i;
 278
 279         if (!image_name_or_num)
 280                 return WIM_NO_IMAGE;
 281
 282         if (strcmp(image_name_or_num, "all") == 0
 283             || strcmp(image_name_or_num, "*") == 0)
 284                 return WIM_ALL_IMAGES;
 285         image = strtol(image_name_or_num, &p, 10);
 286         if (p != image_name_or_num && *p == '\0') {
 287                 if (image < 1 || image > w->hdr.image_count)
 288                         return WIM_NO_IMAGE;
 289                 return image;
 290         } else {
 291                 for (i = 1; i <= w->hdr.image_count; i++) {
 292                         if (strcmp(image_name_or_num,
 293                                    wimlib_get_image_name(w, i)) == 0)
 294                                 return i;
 295                 }
 296                 return WIM_NO_IMAGE;
 297         }
 298 }
 299
 300
 301 /* Prints some basic information about a WIM file. */
 302 WIMLIBAPI void wimlib_print_wim_information(const WIMStruct *w)
 303 {
 304         const struct wim_header *hdr;
 305
 306         hdr = &w->hdr;
 307         puts("WIM Information:");
 308         puts("----------------");
 309         printf("Path:           %s\n", w->filename);
 310         fputs ("GUID:           0x", stdout);
 311         print_byte_field(hdr->guid, WIM_GID_LEN);
 312         putchar('\n');
 313         printf("Image Count:    %d\n", hdr->image_count);
 314         printf("Compression:    %s\n", wimlib_get_compression_type_string(
 315                                                 wimlib_get_compression_type(w)));
 316         printf("Part Number:    %d/%d\n", hdr->part_number, hdr->total_parts);
 317         printf("Boot Index:     %d\n", hdr->boot_idx);
 318         printf("Size:           %"PRIu64" bytes\n",
 319                                 wim_info_get_total_bytes(w->wim_info));
 320         printf("Integrity Info: %s\n", (w->hdr.integrity.size != 0) ? "yes" : "no");
 321         putchar('\n');
 322 }
 323
 324 WIMLIBAPI bool wimlib_has_integrity_table(const WIMStruct *w)
 325 {
 326         return w->hdr.integrity.size != 0;
 327 }
 328
 329 WIMLIBAPI void wimlib_print_available_images(const WIMStruct *w, int image)
 330 {
 331         int first;
 332         int last;
 333         int i;
 334         int n;
 335         if (image == WIM_ALL_IMAGES) {
 336                 n = printf("Available Images:\n");
 337                 first = 1;
 338                 last = w->hdr.image_count;
 339         } else if (image >= 1 && image <= w->hdr.image_count) {
 340                 n = printf("Information for Image %d\n", image);
 341                 first = image;
 342                 last = image;
 343         } else {
 344                 printf("wimlib_print_available_images(): Invalid image %d",
 345                        image);
 346                 return;
 347         }
 348         for (i = 0; i < n - 1; i++)
 349                 putchar('-');
 350         putchar('\n');
 351         for (i = first; i <= last; i++)
 352                 print_image_info(w->wim_info, i);
 353 }
 354
 355
 356 /* Prints the metadata for the specified image, which may be WIM_ALL_IMAGES, but
 357  * not WIM_NO_IMAGE. */
 358 WIMLIBAPI int wimlib_print_metadata(WIMStruct *w, int image)
 359 {
 360         if (!w)
 361                 return WIMLIB_ERR_INVALID_PARAM;
 362         if (w->hdr.part_number != 1) {
 363                 ERROR("Cannot show the metadata from part %hu of a %hu-part split WIM!",
 364                        w->hdr.part_number, w->hdr.total_parts);
 365                 ERROR("Select the first part of the split WIM to see the metadata.");
 366                 return WIMLIB_ERR_SPLIT_UNSUPPORTED;
 367         }
 368         return for_image(w, image, print_metadata);
 369 }
 370
 371 WIMLIBAPI int wimlib_print_files(WIMStruct *w, int image)
 372 {
 373         if (!w)
 374                 return WIMLIB_ERR_INVALID_PARAM;
 375         if (w->hdr.part_number != 1) {
 376                 ERROR("Cannot list the files from part %hu of a %hu-part split WIM!",
 377                        w->hdr.part_number, w->hdr.total_parts);
 378                 ERROR("Select the first part of the split WIM if you'd like to list the files.");
 379                 return WIMLIB_ERR_SPLIT_UNSUPPORTED;
 380         }
 381         return for_image(w, image, print_files);
 382 }
 383
 384 /* Sets the index of the bootable image. */
 385 WIMLIBAPI int wimlib_set_boot_idx(WIMStruct *w, int boot_idx)
 386 {
 387         if (!w)
 388                 return WIMLIB_ERR_INVALID_PARAM;
 389         if (w->hdr.total_parts != 1) {
 390                 ERROR("Cannot modify the boot index of a split WIM!");
 391                 return WIMLIB_ERR_SPLIT_UNSUPPORTED;
 392         }
 393         if (boot_idx < 0 || boot_idx > w->hdr.image_count)
 394                 return WIMLIB_ERR_INVALID_IMAGE;
 395         w->hdr.boot_idx = boot_idx;
 396
 397         if (boot_idx == 0) {
 398                 memset(&w->hdr.boot_metadata_res_entry, 0,
 399                        sizeof(struct resource_entry));
 400         } else {
 401                 memcpy(&w->hdr.boot_metadata_res_entry,
 402                        &w->image_metadata[
 403                           boot_idx - 1].metadata_lte->resource_entry,
 404                        sizeof(struct resource_entry));
 405         }
 406
 407         return 0;
 408 }
 409
 410 WIMLIBAPI int wimlib_get_part_number(const WIMStruct *w, int *total_parts_ret)
 411 {
 412         if (total_parts_ret)
 413                 *total_parts_ret = w->hdr.total_parts;
 414         return w->hdr.part_number;
 415 }
 416
 417
 418 WIMLIBAPI int wimlib_get_boot_idx(const WIMStruct *w)
 419 {
 420         return w->hdr.boot_idx;
 421 }
 422
 423 /* Opens a WIM readable */
 424 int open_wim_readable(WIMStruct *w, const char *path)
 425 {
 426         if (w->fp != NULL)
 427                 fclose(w->fp);
 428         wimlib_assert(path != NULL);
 429         w->fp = fopen(path, "rb");
 430         if (!w->fp) {
 431                 ERROR_WITH_ERRNO("Failed to open `%s' for reading",
 432                                  path);
 433                 return WIMLIB_ERR_OPEN;
 434         }
 435         return 0;
 436 }
 437
 438 /* Opens a WIM writable */
 439 int open_wim_writable(WIMStruct *w, const char *path,
 440                       bool trunc, bool readable)
 441 {
 442         const char *mode;
 443         if (trunc)
 444                 if (readable)
 445                         mode = "w+b";
 446                 else
 447                         mode = "wb";
 448         else
 449                 mode = "r+b";
 450
 451         DEBUG("Opening `%s' read-write", path);
 452         wimlib_assert(w->out_fp == NULL);
 453         wimlib_assert(path != NULL);
 454         w->out_fp = fopen(path, mode);
 455         if (!w->out_fp) {
 456                 ERROR_WITH_ERRNO("Failed to open `%s' for writing", path);
 457                 return WIMLIB_ERR_OPEN;
 458         }
 459         return 0;
 460 }
 461
 462 /*
 463  * Begins the reading of a WIM file; opens the file and reads its header and
 464  * lookup table, and optionally checks the integrity.
 465  */
 466 static int begin_read(WIMStruct *w, const char *in_wim_path, int open_flags)
 467 {
 468         int ret;
 469         uint xml_num_images;
 470
 471         DEBUG("Reading the WIM file `%s'", in_wim_path);
 472
 473         ret = open_wim_readable(w, in_wim_path);
 474         if (ret != 0)
 475                 goto out;
 476
 477         w->filename = realpath(in_wim_path, NULL);
 478         if (!w->filename) {
 479                 ERROR_WITH_ERRNO("Failed to resolve WIM filename");
 480                 ret = WIMLIB_ERR_NOMEM;
 481                 goto out_close;
 482         }
 483
 484         ret = read_header(w->fp, &w->hdr, open_flags);
 485         if (ret != 0)
 486                 goto out_close;
 487
 488         DEBUG("Wim file contains %u images", w->hdr.image_count);
 489
 490         /* If the boot index is invalid, print a warning and set it to 0 */
 491         if (w->hdr.boot_idx > w->hdr.image_count) {
 492                 WARNING("In `%s', image %u is marked as bootable, "
 493                         "but there are only %u images in the WIM",
 494                         in_wim_path, w->hdr.boot_idx, w->hdr.image_count);
 495                 w->hdr.boot_idx = 0;
 496         }
 497
 498         if (wimlib_get_compression_type(w) == WIM_COMPRESSION_TYPE_INVALID) {
 499                 ERROR("Invalid compression type (WIM header flags = %x)",
 500                       w->hdr.flags);
 501                 ret = WIMLIB_ERR_INVALID_COMPRESSION_TYPE;
 502                 goto out_close;
 503         }
 504
 505         if (open_flags & WIMLIB_OPEN_FLAG_CHECK_INTEGRITY) {
 506                 ret = check_wim_integrity(w,
 507                                           (open_flags & WIMLIB_OPEN_FLAG_SHOW_PROGRESS) != 0);
 508                 if (ret == WIM_INTEGRITY_NONEXISTENT) {
 509                         WARNING("No integrity information for `%s'; skipping "
 510                                 "integrity check.", w->filename);
 511                 } else if (ret == WIM_INTEGRITY_NOT_OK) {
 512                         ERROR("WIM is not intact! (Failed integrity check)");
 513                         ret = WIMLIB_ERR_INTEGRITY;
 514                         goto out_close;
 515                 } else if (ret != 0) {
 516                         goto out_close;
 517                 }
 518         }
 519
 520         if (resource_is_compressed(&w->hdr.lookup_table_res_entry)) {
 521                 ERROR("Didn't expect a compressed lookup table!");
 522                 ERROR("Ask the author to implement support for this.");
 523                 ret = WIMLIB_ERR_COMPRESSED_LOOKUP_TABLE;
 524                 goto out_close;
 525         }
 526
 527         ret = read_lookup_table(w);
 528         if (ret != 0)
 529                 goto out_close;
 530
 531         w->image_metadata = CALLOC(w->hdr.image_count,
 532                                    sizeof(struct image_metadata));
 533
 534         if (!w->image_metadata) {
 535                 ERROR("Failed to allocate memory for %u metadata structures",
 536                       w->hdr.image_count);
 537                 ret = WIMLIB_ERR_NOMEM;
 538                 goto out_free_lookup_table;
 539         }
 540         w->current_image = 0;
 541
 542         DEBUG("Looking for metadata resources in the lookup table.");
 543
 544         /* Find the images in the WIM by searching the lookup table. */
 545         ret = for_lookup_table_entry(w->lookup_table,
 546                                      append_metadata_resource_entry, w);
 547
 548         if (ret != 0)
 549                 goto out_free_image_metadata;
 550
 551         /* Make sure all the expected images were found.  (We already have
 552          * returned false if *extra* images were found) */
 553         if (w->current_image != w->hdr.image_count &&
 554             w->hdr.part_number == 1)
 555         {
 556                 ERROR("Only found %u images in WIM, but expected %u",
 557                       w->current_image, w->hdr.image_count);
 558                 ret = WIMLIB_ERR_IMAGE_COUNT;
 559                 goto out_free_image_metadata;
 560         }
 561
 562         /* Sort images by the position of their metadata resources.  I'm
 563          * assuming that is what determines the other of the images in the WIM
 564          * file, rather than their order in the lookup table, which is random
 565          * because of hashing. */
 566         qsort(w->image_metadata, w->current_image,
 567               sizeof(struct image_metadata), sort_image_metadata_by_position);
 568
 569         w->current_image = WIM_NO_IMAGE;
 570
 571         /* Read the XML data. */
 572         ret = read_xml_data(w->fp, &w->hdr.xml_res_entry,
 573                             &w->xml_data, &w->wim_info);
 574
 575         if (ret != 0)
 576                 goto out_free_image_metadata;
 577
 578         xml_num_images = wim_info_get_num_images(w->wim_info);
 579         if (xml_num_images != w->hdr.image_count) {
 580                 ERROR("In the file `%s', there are %u <IMAGE> elements "
 581                       "in the XML data,", in_wim_path, xml_num_images);
 582                 ERROR("but %u images in the WIM!  There must be exactly one "
 583                       "<IMAGE> element per image.", w->hdr.image_count);
 584                 ret = WIMLIB_ERR_IMAGE_COUNT;
 585                 goto out_free_xml_data;
 586         }
 587
 588         DEBUG("Done beginning read of WIM file `%s'.", in_wim_path);
 589         return 0;
 590
 591         //
 592         // Everything is freed in wimlib_free() anyway, so no need to roll back
 593         // changes here.
 594         //
 595 out_free_xml_data:
 596         /*FREE(w->xml_data);*/
 597         /*w->xml_data = NULL;*/
 598         /*free_wim_info(w->wim_info);*/
 599         /*w->wim_info = NULL;*/
 600 out_free_image_metadata:
 601         /*FREE(w->image_metadata);*/
 602         /*w->image_metadata = NULL;*/
 603         /*w->current_image = WIM_NO_IMAGE;*/
 604 out_free_lookup_table:
 605         /*free_lookup_table(w->lookup_table);*/
 606         /*w->lookup_table = NULL;*/
 607 out_close:
 608         /*fclose(w->fp);*/
 609         /*w->fp = NULL;*/
 610 out:
 611         return ret;
 612 }
 613
 614
 615 /*
 616  * Opens a WIM file and creates a WIMStruct for it.
 617  */
 618 WIMLIBAPI int wimlib_open_wim(const char *wim_file, int open_flags,
 619                               WIMStruct **w_ret)
 620 {
 621         WIMStruct *w;
 622         int ret;
 623
 624         DEBUG("wim_file = `%s', open_flags = %#x", wim_file, open_flags);
 625         w = new_wim_struct();
 626         if (!w) {
 627                 ERROR("Failed to allocate memory for WIMStruct");
 628                 return WIMLIB_ERR_NOMEM;
 629         }
 630
 631         ret = begin_read(w, wim_file, open_flags);
 632         if (ret == 0) {
 633                 *w_ret = w;
 634         } else {
 635                 DEBUG("Could not begin reading the WIM file `%s'", wim_file);
 636                 wimlib_free(w);
 637         }
 638         return ret;
 639 }
 640
 641 /* Frees the memory for the WIMStruct, including all internal memory; also
 642  * closes all files associated with the WIMStruct.  */
 643 WIMLIBAPI void wimlib_free(WIMStruct *w)
 644 {
 645         DEBUG2("Freeing WIMStruct");
 646
 647         if (!w)
 648                 return;
 649         if (w->fp)
 650                 fclose(w->fp);
 651         if (w->out_fp)
 652                 fclose(w->out_fp);
 653
 654 #ifdef WITH_FUSE
 655         if (w->fp_tab) {
 656                 for (size_t i = 0; i < w->num_allocated_fps; i++)
 657                         if (w->fp_tab[i])
 658                                 fclose(w->fp_tab[i]);
 659                 FREE(w->fp_tab);
 660         }
 661         pthread_mutex_destroy(&w->fp_tab_mutex);
 662 #endif
 663
 664         free_lookup_table(w->lookup_table);
 665
 666         FREE(w->filename);
 667         FREE(w->xml_data);
 668         free_wim_info(w->wim_info);
 669         if (w->image_metadata) {
 670                 for (uint i = 0; i < w->hdr.image_count; i++)
 671                         destroy_image_metadata(&w->image_metadata[i], NULL);
 672                 FREE(w->image_metadata);
 673         }
 674 #ifdef WITH_NTFS_3G
 675         if (w->ntfs_vol) {
 676                 DEBUG("Unmounting NTFS volume");
 677                 ntfs_umount(w->ntfs_vol, FALSE);
 678         }
 679 #endif
 680         FREE(w);
 681 }