6 * Copyright (C) 2012, 2013 Eric Biggers
8 * This file is part of wimlib, a library for working with WIM files.
10 * wimlib is free software; you can redistribute it and/or modify it under the
11 * terms of the GNU General Public License as published by the Free
12 * Software Foundation; either version 3 of the License, or (at your option)
15 * wimlib is distributed in the hope that it will be useful, but WITHOUT ANY
16 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
17 * A PARTICULAR PURPOSE. See the GNU General Public License for more
20 * You should have received a copy of the GNU General Public License
21 * along with wimlib; if not, see http://www.gnu.org/licenses/.
30 # include <sys/stat.h>
32 # include "timestamp.h"
35 #include "wimlib_internal.h"
37 #include "lookup_table.h"
54 * Adds the dentry tree and security data for a new image to the image metadata
55 * array of the WIMStruct.
58 add_new_dentry_tree(WIMStruct *w, struct wim_dentry *root_dentry,
59 struct wim_security_data *sd)
61 struct wim_image_metadata *new_imd;
62 struct wim_lookup_table_entry *metadata_lte;
65 metadata_lte = new_lookup_table_entry();
67 return WIMLIB_ERR_NOMEM;
69 metadata_lte->resource_entry.flags = WIM_RESHDR_FLAG_METADATA;
70 metadata_lte->unhashed = 1;
72 new_imd = new_image_metadata();
74 free_lookup_table_entry(metadata_lte);
75 return WIMLIB_ERR_NOMEM;
78 new_imd->root_dentry = root_dentry;
79 new_imd->metadata_lte = metadata_lte;
80 new_imd->security_data = sd;
81 new_imd->modified = 1;
83 ret = append_image_metadata(w, new_imd);
85 put_image_metadata(new_imd, NULL);
93 unix_capture_regular_file(const char *path,
95 struct wim_inode *inode,
96 struct wim_lookup_table *lookup_table)
98 inode->i_attributes = FILE_ATTRIBUTE_NORMAL;
100 /* Empty files do not have to have a lookup table entry. */
102 struct wim_lookup_table_entry *lte;
105 file_on_disk = STRDUP(path);
107 return WIMLIB_ERR_NOMEM;
108 lte = new_lookup_table_entry();
111 return WIMLIB_ERR_NOMEM;
113 lte->file_on_disk = file_on_disk;
114 lte->resource_location = RESOURCE_IN_FILE_ON_DISK;
115 lte->resource_entry.original_size = size;
116 lookup_table_insert_unhashed(lookup_table, lte, inode, 0);
123 unix_build_dentry_tree_recursive(struct wim_dentry **root_ret,
126 struct add_image_params *params);
129 unix_capture_directory(struct wim_dentry *dir_dentry,
132 struct add_image_params *params)
136 struct dirent *entry;
137 struct wim_dentry *child;
140 dir_dentry->d_inode->i_attributes = FILE_ATTRIBUTE_DIRECTORY;
143 ERROR_WITH_ERRNO("Failed to open the directory `%s'",
145 return WIMLIB_ERR_OPEN;
148 /* Recurse on directory contents */
152 entry = readdir(dir);
155 ret = WIMLIB_ERR_READ;
156 ERROR_WITH_ERRNO("Error reading the "
157 "directory `%s'", path);
162 if (entry->d_name[0] == '.' && (entry->d_name[1] == '\0'
163 || (entry->d_name[1] == '.' && entry->d_name[2] == '\0')))
166 size_t name_len = strlen(entry->d_name);
168 path[path_len] = '/';
169 memcpy(&path[path_len + 1], entry->d_name, name_len + 1);
170 ret = unix_build_dentry_tree_recursive(&child,
172 path_len + 1 + name_len,
177 dentry_add_child(dir_dentry, child);
184 unix_capture_symlink(struct wim_dentry **root_p,
186 struct wim_inode *inode,
187 struct add_image_params *params)
189 char deref_name_buf[4096];
190 ssize_t deref_name_len;
193 inode->i_attributes = FILE_ATTRIBUTE_REPARSE_POINT;
194 inode->i_reparse_tag = WIM_IO_REPARSE_TAG_SYMLINK;
196 /* The idea here is to call readlink() to get the UNIX target of
197 * the symbolic link, then turn the target into a reparse point
198 * data buffer that contains a relative or absolute symbolic
199 * link (NOT a junction point or *full* path symbolic link with
202 deref_name_len = readlink(path, deref_name_buf,
203 sizeof(deref_name_buf) - 1);
204 if (deref_name_len >= 0) {
205 char *dest = deref_name_buf;
207 dest[deref_name_len] = '\0';
208 DEBUG("Read symlink `%s'", dest);
210 if ((params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_RPFIX) &&
213 dest = fixup_symlink(dest,
214 params->capture_root_ino,
215 params->capture_root_dev);
217 WARNING("Ignoring out of tree absolute symlink "
219 " (Use --norpfix to capture "
220 "absolute symlinks as-is)",
221 path, deref_name_buf);
222 free_dentry(*root_p);
226 inode->i_not_rpfixed = 0;
228 ret = inode_set_symlink(inode, dest,
229 params->lookup_table, NULL);
231 /* Unfortunately, Windows seems to have the concept of
232 * "file" symbolic links as being different from
233 * "directory" symbolic links... so
234 * FILE_ATTRIBUTE_DIRECTORY needs to be set on the
235 * symbolic link if the *target* of the symbolic link is
238 if (stat(path, &stbuf) == 0 && S_ISDIR(stbuf.st_mode))
239 inode->i_attributes |= FILE_ATTRIBUTE_DIRECTORY;
242 ERROR_WITH_ERRNO("Failed to read target of "
243 "symbolic link `%s'", path);
244 ret = WIMLIB_ERR_READLINK;
250 unix_build_dentry_tree_recursive(struct wim_dentry **root_ret,
253 struct add_image_params *params)
255 struct wim_dentry *root = NULL;
257 struct wim_inode *inode;
259 if (exclude_path(path, path_len, params->config, true)) {
260 if ((params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_EXCLUDE_VERBOSE)
261 && params->progress_func)
263 union wimlib_progress_info info;
264 info.scan.cur_path = path;
265 info.scan.excluded = true;
266 params->progress_func(WIMLIB_PROGRESS_MSG_SCAN_DENTRY, &info);
271 if ((params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_VERBOSE)
272 && params->progress_func)
274 union wimlib_progress_info info;
275 info.scan.cur_path = path;
276 info.scan.excluded = false;
277 params->progress_func(WIMLIB_PROGRESS_MSG_SCAN_DENTRY, &info);
281 int (*stat_fn)(const char *restrict, struct stat *restrict);
282 if ((params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE) ||
283 (params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_ROOT))
288 ret = (*stat_fn)(path, &stbuf);
290 ERROR_WITH_ERRNO("Failed to stat `%s'", path);
293 if (!S_ISREG(stbuf.st_mode) && !S_ISDIR(stbuf.st_mode)
294 && !S_ISLNK(stbuf.st_mode)) {
295 ERROR("`%s' is not a regular file, directory, or symbolic link.",
297 ret = WIMLIB_ERR_SPECIAL_FILE;
301 ret = inode_table_new_dentry(params->inode_table,
302 path_basename_with_len(path, path_len),
303 stbuf.st_ino, stbuf.st_dev, false, &root);
307 inode = root->d_inode;
309 if (inode->i_nlink > 1) /* Already captured this inode? */
312 #ifdef HAVE_STAT_NANOSECOND_PRECISION
313 inode->i_creation_time = timespec_to_wim_timestamp(stbuf.st_mtim);
314 inode->i_last_write_time = timespec_to_wim_timestamp(stbuf.st_mtim);
315 inode->i_last_access_time = timespec_to_wim_timestamp(stbuf.st_atim);
317 inode->i_creation_time = unix_timestamp_to_wim(stbuf.st_mtime);
318 inode->i_last_write_time = unix_timestamp_to_wim(stbuf.st_mtime);
319 inode->i_last_access_time = unix_timestamp_to_wim(stbuf.st_atime);
321 inode->i_resolved = 1;
322 if (params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_UNIX_DATA) {
323 ret = inode_set_unix_data(inode, stbuf.st_uid,
326 params->lookup_table,
327 UNIX_DATA_ALL | UNIX_DATA_CREATE);
331 params->add_image_flags &=
332 ~(WIMLIB_ADD_IMAGE_FLAG_ROOT | WIMLIB_ADD_IMAGE_FLAG_SOURCE);
333 if (S_ISREG(stbuf.st_mode))
334 ret = unix_capture_regular_file(path, stbuf.st_size,
335 inode, params->lookup_table);
336 else if (S_ISDIR(stbuf.st_mode))
337 ret = unix_capture_directory(root, path, path_len, params);
339 ret = unix_capture_symlink(&root, path, inode, params);
344 free_dentry_tree(root, params->lookup_table);
349 * unix_build_dentry_tree():
350 * Builds a tree of WIM dentries from an on-disk directory tree (UNIX
351 * version; no NTFS-specific data is captured).
353 * @root_ret: Place to return a pointer to the root of the dentry tree. Only
354 * modified if successful. Set to NULL if the file or directory was
355 * excluded from capture.
357 * @root_disk_path: The path to the root of the directory tree on disk.
359 * @params: See doc for `struct add_image_params'.
361 * @return: 0 on success, nonzero on failure. It is a failure if any of
362 * the files cannot be `stat'ed, or if any of the needed
363 * directories cannot be opened or read. Failure to add the files
364 * to the WIM may still occur later when trying to actually read
365 * the on-disk files during a call to wimlib_write() or
366 * wimlib_overwrite().
369 unix_build_dentry_tree(struct wim_dentry **root_ret,
370 const char *root_disk_path,
371 struct add_image_params *params)
379 struct stat root_stbuf;
380 if (stat(root_disk_path, &root_stbuf)) {
381 ERROR_WITH_ERRNO("Failed to stat \"%s\"", root_disk_path);
382 return WIMLIB_ERR_STAT;
385 if ((params->add_image_flags & WIMLIB_ADD_IMAGE_FLAG_ROOT) &&
386 !S_ISDIR(root_stbuf.st_mode))
388 ERROR("Root of capture \"%s\" is not a directory",
390 return WIMLIB_ERR_NOTDIR;
392 params->capture_root_ino = root_stbuf.st_ino;
393 params->capture_root_dev = root_stbuf.st_dev;
396 path_bufsz = min(32790, PATH_MAX + 1);
397 path_len = strlen(root_disk_path);
399 if (path_len >= path_bufsz)
400 return WIMLIB_ERR_INVALID_PARAM;
402 path_buf = MALLOC(path_bufsz);
404 return WIMLIB_ERR_NOMEM;
405 memcpy(path_buf, root_disk_path, path_len + 1);
407 ret = unix_build_dentry_tree_recursive(root_ret, path_buf,
412 #endif /* !__WIN32__ */
415 match_pattern(const tchar *path,
416 const tchar *path_basename,
417 const struct wimlib_pattern_list *list)
419 for (size_t i = 0; i < list->num_pats; i++) {
421 const tchar *pat = list->pats[i];
424 if (*pat == T('/')) {
425 /* Absolute path from root of capture */
428 if (tstrchr(pat, T('/')))
429 /* Relative path from root of capture */
432 /* A file name pattern */
433 string = path_basename;
436 /* Warning: on Windows native builds, fnmatch() calls the
437 * replacement function in win32.c. */
438 if (fnmatch(pat, string, FNM_PATHNAME | FNM_NOESCAPE
444 DEBUG("\"%"TS"\" matches the pattern \"%"TS"\"",
448 DEBUG2("\"%"TS"\" does not match the pattern \"%"TS"\"",
455 /* Return true if the image capture configuration file indicates we should
456 * exclude the filename @path from capture.
458 * If @exclude_prefix is %true, the part of the path up and including the name
459 * of the directory being captured is not included in the path for matching
460 * purposes. This allows, for example, a pattern like /hiberfil.sys to match a
461 * file /mnt/windows7/hiberfil.sys if we are capturing the /mnt/windows7
465 exclude_path(const tchar *path, size_t path_len,
466 const struct wimlib_capture_config *config, bool exclude_prefix)
468 const tchar *basename = path_basename_with_len(path, path_len);
469 if (exclude_prefix) {
470 wimlib_assert(path_len >= config->_prefix_num_tchars);
471 if (!tmemcmp(config->_prefix, path, config->_prefix_num_tchars) &&
472 path[config->_prefix_num_tchars] == T('/'))
474 path += config->_prefix_num_tchars;
477 return match_pattern(path, basename, &config->exclusion_pats) &&
478 !match_pattern(path, basename, &config->exclusion_exception_pats);
482 /* Strip leading and trailing forward slashes from a string. Modifies it in
483 * place and returns the stripped string. */
485 canonicalize_target_path(tchar *target_path)
488 if (target_path == NULL)
491 if (*target_path == T('\0'))
493 else if (*target_path == T('/'))
499 p = tstrchr(target_path, T('\0')) - 1;
505 /* Strip leading and trailing slashes from the target paths, and translate all
506 * backslashes in the source and target paths into forward slashes. */
508 canonicalize_sources_and_targets(struct wimlib_capture_source *sources,
511 while (num_sources--) {
512 DEBUG("Canonicalizing { source: \"%"TS"\", target=\"%"TS"\"}",
513 sources->fs_source_path,
514 sources->wim_target_path);
516 /* The Windows API can handle forward slashes. Just get rid of
517 * backslashes to avoid confusing other parts of the library
519 zap_backslashes(sources->fs_source_path);
520 if (sources->wim_target_path)
521 zap_backslashes(sources->wim_target_path);
523 sources->wim_target_path =
524 (tchar*)canonicalize_target_path(sources->wim_target_path);
525 DEBUG("Canonical target: \"%"TS"\"", sources->wim_target_path);
531 capture_source_cmp(const void *p1, const void *p2)
533 const struct wimlib_capture_source *s1 = p1, *s2 = p2;
534 return tstrcmp(s1->wim_target_path, s2->wim_target_path);
537 /* Sorts the capture sources lexicographically by target path. This occurs
538 * after leading and trailing forward slashes are stripped.
540 * One purpose of this is to make sure that target paths that are inside other
541 * target paths are added after the containing target paths. */
543 sort_sources(struct wimlib_capture_source *sources, size_t num_sources)
545 qsort(sources, num_sources, sizeof(sources[0]), capture_source_cmp);
549 check_sorted_sources(struct wimlib_capture_source *sources, size_t num_sources,
552 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_NTFS) {
553 if (num_sources != 1) {
554 ERROR("Must specify exactly 1 capture source "
555 "(the NTFS volume) in NTFS mode!");
556 return WIMLIB_ERR_INVALID_PARAM;
558 if (sources[0].wim_target_path[0] != T('\0')) {
559 ERROR("In NTFS capture mode the target path inside "
560 "the image must be the root directory!");
561 return WIMLIB_ERR_INVALID_PARAM;
563 } else if (num_sources != 0) {
564 /* This code is disabled because the current code
565 * unconditionally attempts to do overlays. So, duplicate
566 * target paths are OK. */
568 if (num_sources > 1 && sources[0].wim_target_path[0] == '\0') {
569 ERROR("Cannot specify root target when using multiple "
571 return WIMLIB_ERR_INVALID_PARAM;
573 for (size_t i = 0; i < num_sources - 1; i++) {
574 size_t len = strlen(sources[i].wim_target_path);
576 const char *target1 = sources[i].wim_target_path;
578 const char *target2 = sources[j].wim_target_path;
579 DEBUG("target1=%s, target2=%s",
581 if (strncmp(target1, target2, len) ||
584 if (target2[len] == '/') {
585 ERROR("Invalid target `%s': is a prefix of `%s'",
587 return WIMLIB_ERR_INVALID_PARAM;
589 if (target2[len] == '\0') {
590 ERROR("Invalid target `%s': is a duplicate of `%s'",
592 return WIMLIB_ERR_INVALID_PARAM;
594 } while (++j != num_sources);
602 /* Creates a new directory to place in the WIM image. This is to create parent
603 * directories that are not part of any target as needed. */
605 new_filler_directory(const tchar *name, struct wim_dentry **dentry_ret)
608 struct wim_dentry *dentry;
610 DEBUG("Creating filler directory \"%"TS"\"", name);
611 ret = new_dentry_with_inode(name, &dentry);
613 /* Leave the inode number as 0; this is allowed for non
614 * hard-linked files. */
615 dentry->d_inode->i_resolved = 1;
616 dentry->d_inode->i_attributes = FILE_ATTRIBUTE_DIRECTORY;
617 *dentry_ret = dentry;
622 /* Overlays @branch onto @target, both of which must be directories. */
624 do_overlay(struct wim_dentry *target, struct wim_dentry *branch)
626 struct rb_root *rb_root;
628 DEBUG("Doing overlay \"%"WS"\" => \"%"WS"\"",
629 branch->file_name, target->file_name);
631 if (!dentry_is_directory(branch) || !dentry_is_directory(target)) {
632 ERROR("Cannot overlay \"%"WS"\" onto existing dentry: "
633 "is not directory-on-directory!", branch->file_name);
634 return WIMLIB_ERR_INVALID_OVERLAY;
637 rb_root = &branch->d_inode->i_children;
638 while (rb_root->rb_node) { /* While @branch has children... */
639 struct wim_dentry *child = rbnode_dentry(rb_root->rb_node);
640 struct wim_dentry *existing;
642 /* Move @child to the directory @target */
643 unlink_dentry(child);
644 existing = dentry_add_child(target, child);
646 /* File or directory with same name already exists */
649 ret = do_overlay(existing, child);
651 /* Overlay failed. Revert the change to avoid
652 * leaking the directory tree rooted at @child.
654 dentry_add_child(branch, child);
663 /* Attach or overlay a branch onto the WIM image.
666 * Pointer to the root of the WIM image, or pointer to NULL if it has not
671 * Path in the WIM image to add the branch, with leading and trailing
675 attach_branch(struct wim_dentry **root_p, struct wim_dentry *branch,
679 struct wim_dentry *dentry, *parent, *target;
682 DEBUG("Attaching branch \"%"WS"\" => \"%"TS"\"",
683 branch->file_name, target_path);
685 if (*target_path == T('\0')) {
686 /* Target: root directory */
688 /* Overlay on existing root */
689 return do_overlay(*root_p, branch);
697 /* Adding a non-root branch. Create root if it hasn't been created
700 ret = new_filler_directory(T(""), root_p);
705 /* Walk the path to the branch, creating filler directories as needed.
708 while ((slash = tstrchr(target_path, T('/')))) {
710 dentry = get_dentry_child_with_name(parent, target_path);
712 ret = new_filler_directory(target_path, &dentry);
715 dentry_add_child(parent, dentry);
719 /* Skip over slashes. Note: this cannot overrun the length of
720 * the string because the last character cannot be a slash, as
721 * trailing slashes were tripped. */
724 } while (*target_path == T('/'));
727 /* If the target path already existed, overlay the branch onto it.
728 * Otherwise, set the branch as the target path. */
729 target = get_dentry_child_with_utf16le_name(parent, branch->file_name,
730 branch->file_name_nbytes);
732 return do_overlay(target, branch);
734 dentry_add_child(parent, branch);
740 canonicalize_pat(tchar **pat_p)
744 /* Turn all backslashes in the pattern into forward slashes. */
745 zap_backslashes(pat);
747 if (*pat != T('/') && *pat != T('\0') && *(pat + 1) == T(':')) {
748 /* Pattern begins with drive letter */
749 if (*(pat + 2) != T('/')) {
750 /* Something like c:file, which is actually a path
751 * relative to the current working directory on the c:
752 * drive. We require paths with drive letters to be
754 ERROR("Invalid path \"%"TS"\"; paths including drive letters "
755 "must be absolute!", pat);
756 ERROR("Maybe try \"%"TC":/%"TS"\"?",
758 return WIMLIB_ERR_INVALID_CAPTURE_CONFIG;
761 WARNING("Pattern \"%"TS"\" starts with a drive letter, which is "
762 "being removed.", pat);
763 /* Strip the drive letter */
771 canonicalize_pat_list(struct wimlib_pattern_list *pat_list)
774 for (size_t i = 0; i < pat_list->num_pats; i++) {
775 ret = canonicalize_pat(&pat_list->pats[i]);
783 canonicalize_capture_config(struct wimlib_capture_config *config)
785 int ret = canonicalize_pat_list(&config->exclusion_pats);
788 return canonicalize_pat_list(&config->exclusion_exception_pats);
792 wimlib_add_image_multisource(WIMStruct *w,
793 struct wimlib_capture_source *sources,
796 struct wimlib_capture_config *config,
798 wimlib_progress_func_t progress_func)
800 int (*capture_tree)(struct wim_dentry **,
802 struct add_image_params *);
804 struct wim_dentry *root_dentry;
805 struct wim_dentry *branch;
806 struct wim_security_data *sd;
807 struct wim_image_metadata *imd;
808 struct wim_inode_table inode_table;
809 struct list_head unhashed_streams;
810 struct add_image_params params;
812 struct sd_set sd_set;
814 struct _ntfs_volume *ntfs_vol = NULL;
817 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_NTFS) {
819 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE) {
820 ERROR("Cannot dereference files when capturing directly from NTFS");
821 return WIMLIB_ERR_INVALID_PARAM;
823 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_UNIX_DATA) {
824 ERROR("Capturing UNIX owner and mode not supported "
825 "when capturing directly from NTFS");
826 return WIMLIB_ERR_INVALID_PARAM;
828 capture_tree = build_dentry_tree_ntfs;
829 extra_arg = &ntfs_vol;
831 ERROR("wimlib was compiled without support for NTFS-3g, so\n"
832 " cannot capture a WIM image directly from a NTFS volume!");
833 return WIMLIB_ERR_UNSUPPORTED;
837 capture_tree = win32_build_dentry_tree;
839 capture_tree = unix_build_dentry_tree;
845 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_UNIX_DATA) {
846 ERROR("Capturing UNIX-specific data is not supported on Windows");
847 return WIMLIB_ERR_INVALID_PARAM;
849 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_DEREFERENCE) {
850 ERROR("Dereferencing symbolic links is not supported on Windows");
851 return WIMLIB_ERR_INVALID_PARAM;
855 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_VERBOSE)
856 add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_EXCLUDE_VERBOSE;
858 if ((add_image_flags & (WIMLIB_ADD_IMAGE_FLAG_RPFIX |
859 WIMLIB_ADD_IMAGE_FLAG_RPFIX)) ==
860 (WIMLIB_ADD_IMAGE_FLAG_RPFIX | WIMLIB_ADD_IMAGE_FLAG_NORPFIX))
862 ERROR("Cannot specify RPFIX and NORPFIX flags at the same time!");
863 return WIMLIB_ERR_INVALID_PARAM;
866 if ((add_image_flags & (WIMLIB_ADD_IMAGE_FLAG_RPFIX |
867 WIMLIB_ADD_IMAGE_FLAG_NORPFIX)) == 0)
869 /* Do reparse-point fixups by default if the header flag is set
870 * from previous images, or if this is the first image being
872 if ((w->hdr.flags & WIM_HDR_FLAG_RP_FIX) || w->hdr.image_count == 0)
873 add_image_flags |= WIMLIB_ADD_IMAGE_FLAG_RPFIX;
876 if (!name || !*name) {
877 ERROR("Must specify a non-empty string for the image name");
878 return WIMLIB_ERR_INVALID_PARAM;
881 if (w->hdr.total_parts != 1) {
882 ERROR("Cannot add an image to a split WIM");
883 return WIMLIB_ERR_SPLIT_UNSUPPORTED;
886 if (wimlib_image_name_in_use(w, name)) {
887 ERROR("There is already an image named \"%"TS"\" in the WIM!",
889 return WIMLIB_ERR_IMAGE_NAME_COLLISION;
893 DEBUG("Capture config not provided; using empty config");
894 config = alloca(sizeof(*config));
895 memset(config, 0, sizeof(*config));
898 ret = canonicalize_capture_config(config);
902 ret = init_inode_table(&inode_table, 9001);
906 DEBUG("Allocating security data");
907 sd = CALLOC(1, sizeof(struct wim_security_data));
909 ret = WIMLIB_ERR_NOMEM;
910 goto out_destroy_inode_table;
912 sd->total_length = 8;
915 sd_set.rb_root.rb_node = NULL;
918 DEBUG("Using %zu capture sources", num_sources);
919 canonicalize_sources_and_targets(sources, num_sources);
920 sort_sources(sources, num_sources);
921 ret = check_sorted_sources(sources, num_sources, add_image_flags);
923 ret = WIMLIB_ERR_INVALID_PARAM;
924 goto out_free_security_data;
927 INIT_LIST_HEAD(&unhashed_streams);
928 w->lookup_table->unhashed_streams = &unhashed_streams;
931 params.lookup_table = w->lookup_table;
932 params.inode_table = &inode_table;
933 params.sd_set = &sd_set;
934 params.config = config;
935 params.add_image_flags = add_image_flags;
936 params.progress_func = progress_func;
937 params.extra_arg = extra_arg;
938 for (size_t i = 0; i < num_sources; i++) {
940 union wimlib_progress_info progress;
942 DEBUG("Building dentry tree for source %zu of %zu "
943 "(\"%"TS"\" => \"%"TS"\")", i + 1, num_sources,
944 sources[i].fs_source_path,
945 sources[i].wim_target_path);
947 memset(&progress, 0, sizeof(progress));
948 progress.scan.source = sources[i].fs_source_path;
949 progress.scan.wim_target_path = sources[i].wim_target_path;
950 progress_func(WIMLIB_PROGRESS_MSG_SCAN_BEGIN, &progress);
952 config->_prefix = sources[i].fs_source_path;
953 config->_prefix_num_tchars = tstrlen(sources[i].fs_source_path);
954 flags = add_image_flags | WIMLIB_ADD_IMAGE_FLAG_SOURCE;
955 if (!*sources[i].wim_target_path)
956 flags |= WIMLIB_ADD_IMAGE_FLAG_ROOT;
957 ret = (*capture_tree)(&branch, sources[i].fs_source_path,
960 ERROR("Failed to build dentry tree for `%"TS"'",
961 sources[i].fs_source_path);
962 goto out_free_dentry_tree;
965 /* Use the target name, not the source name, for
966 * the root of each branch from a capture
967 * source. (This will also set the root dentry
968 * of the entire image to be unnamed.) */
969 ret = set_dentry_name(branch,
970 path_basename(sources[i].wim_target_path));
972 goto out_free_branch;
974 ret = attach_branch(&root_dentry, branch,
975 sources[i].wim_target_path);
977 goto out_free_branch;
980 progress_func(WIMLIB_PROGRESS_MSG_SCAN_END, &progress);
983 if (root_dentry == NULL) {
984 ret = new_filler_directory(T(""), &root_dentry);
986 goto out_free_dentry_tree;
989 ret = add_new_dentry_tree(w, root_dentry, sd);
994 do_ntfs_umount(ntfs_vol);
996 goto out_free_dentry_tree;
999 imd = w->image_metadata[w->hdr.image_count - 1];
1000 list_transfer(&unhashed_streams, &imd->unhashed_streams);
1003 imd->ntfs_vol = ntfs_vol;
1006 DEBUG("Assigning hard link group IDs");
1007 inode_table_prepare_inode_list(&inode_table, &imd->inode_list);
1009 ret = xml_add_image(w, name);
1013 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_BOOT)
1014 wimlib_set_boot_idx(w, w->hdr.image_count);
1016 if (add_image_flags & WIMLIB_ADD_IMAGE_FLAG_RPFIX)
1017 w->hdr.flags |= WIM_HDR_FLAG_RP_FIX;
1020 goto out_destroy_inode_table;
1022 put_image_metadata(w->image_metadata[--w->hdr.image_count],
1024 goto out_destroy_inode_table;
1026 free_dentry_tree(branch, w->lookup_table);
1027 out_free_dentry_tree:
1028 free_dentry_tree(root_dentry, w->lookup_table);
1029 out_free_security_data:
1030 free_security_data(sd);
1031 out_destroy_inode_table:
1032 destroy_inode_table(&inode_table);
1033 destroy_sd_set(&sd_set);
1039 wimlib_add_image(WIMStruct *w,
1040 const tchar *source,
1042 struct wimlib_capture_config *config,
1043 int add_image_flags,
1044 wimlib_progress_func_t progress_func)
1046 if (!source || !*source)
1047 return WIMLIB_ERR_INVALID_PARAM;
1049 tchar *fs_source_path = TSTRDUP(source);
1051 struct wimlib_capture_source capture_src = {
1052 .fs_source_path = fs_source_path,
1053 .wim_target_path = NULL,
1056 ret = wimlib_add_image_multisource(w, &capture_src, 1, name,
1057 config, add_image_flags,
1059 FREE(fs_source_path);