blob: 909e7bb99f06ba0aad23b59b4c921f063ab8de39
1 | /** |
2 | * ntfsls - Part of the Linux-NTFS project. |
3 | * |
4 | * Copyright (c) 2003 Lode Leroy |
5 | * Copyright (c) 2003-2005 Anton Altaparmakov |
6 | * Copyright (c) 2003 Richard Russon |
7 | * Copyright (c) 2004 Carmelo Kintana |
8 | * Copyright (c) 2004 Giang Nguyen |
9 | * |
10 | * This utility will list a directory's files. |
11 | * |
12 | * This program is free software; you can redistribute it and/or modify |
13 | * it under the terms of the GNU General Public License as published by |
14 | * the Free Software Foundation; either version 2 of the License, or |
15 | * (at your option) any later version. |
16 | * |
17 | * This program is distributed in the hope that it will be useful, |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | * GNU General Public License for more details. |
21 | * |
22 | * You should have received a copy of the GNU General Public License |
23 | * along with this program (in the main directory of the Linux-NTFS |
24 | * distribution in the file COPYING); if not, write to the Free Software |
25 | * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
26 | */ |
27 | #include "config.h" |
28 | |
29 | #ifdef HAVE_STDIO_H |
30 | #include <stdio.h> |
31 | #endif |
32 | #ifdef HAVE_STDLIB_H |
33 | #include <stdlib.h> |
34 | #endif |
35 | #ifdef HAVE_TIME_H |
36 | #include <time.h> |
37 | #endif |
38 | #ifdef HAVE_GETOPT_H |
39 | #include <getopt.h> |
40 | #endif |
41 | #ifdef HAVE_STRING_H |
42 | #include <string.h> |
43 | #endif |
44 | |
45 | #include "types.h" |
46 | #include "mft.h" |
47 | #include "attrib.h" |
48 | #include "layout.h" |
49 | #include "inode.h" |
50 | #include "utils.h" |
51 | #include "dir.h" |
52 | #include "list.h" |
53 | #include "ntfstime.h" |
54 | /* #include "version.h" */ |
55 | #include "logging.h" |
56 | |
57 | static const char *EXEC_NAME = "ntfsls"; |
58 | |
59 | /** |
60 | * To hold sub-directory information for recursive listing. |
61 | * @depth: the level of this dir relative to opts.path |
62 | */ |
63 | struct dir { |
64 | struct ntfs_list_head list; |
65 | ntfs_inode *ni; |
66 | char name[MAX_PATH]; |
67 | int depth; |
68 | }; |
69 | |
70 | /** |
71 | * path_component - to store path component strings |
72 | * |
73 | * @name: string pointer |
74 | * |
75 | * NOTE: @name is not directly allocated memory. It simply points to the |
76 | * character array name in struct dir. |
77 | */ |
78 | struct path_component { |
79 | struct ntfs_list_head list; |
80 | const char *name; |
81 | }; |
82 | |
83 | /* The list of sub-dirs is like a "horizontal" tree. The root of |
84 | * the tree is opts.path, but it is not part of the list because |
85 | * that's not necessary. The rules of the list are (in order of |
86 | * precedence): |
87 | * 1. directories immediately follow their parent. |
88 | * 2. siblings are next to one another. |
89 | * |
90 | * For example, if: |
91 | * 1. opts.path is / |
92 | * 2. / has 2 sub-dirs: dir1 and dir2 |
93 | * 3. dir1 has 2 sub-dirs: dir11 and dir12 |
94 | * 4. dir2 has 0 sub-dirs |
95 | * then the list will be: |
96 | * dummy head -> dir1 -> dir11 -> dir12 -> dir2 |
97 | * |
98 | * dir_list_insert_pos keeps track of where to insert a sub-dir |
99 | * into the list. |
100 | */ |
101 | static struct ntfs_list_head *dir_list_insert_pos = NULL; |
102 | |
103 | /* The global depth relative to opts.path. |
104 | * ie: opts.path has depth 0, a sub-dir of opts.path has depth 1 |
105 | */ |
106 | static int depth = 0; |
107 | |
108 | static struct options { |
109 | char *device; /* Device/File to work with */ |
110 | int quiet; /* Less output */ |
111 | int verbose; /* Extra output */ |
112 | int force; /* Override common sense */ |
113 | int all; |
114 | int system; |
115 | int dos; |
116 | int lng; |
117 | int inode; |
118 | int classify; |
119 | int recursive; |
120 | const char *path; |
121 | } opts; |
122 | |
123 | typedef struct { |
124 | ntfs_volume *vol; |
125 | } ntfsls_dirent; |
126 | |
127 | static int list_dir_entry(ntfsls_dirent * dirent, const ntfschar * name, |
128 | const int name_len, const int name_type, |
129 | const s64 pos, const MFT_REF mref, |
130 | const unsigned dt_type); |
131 | |
132 | /** |
133 | * version - Print version information about the program |
134 | * |
135 | * Print a copyright statement and a brief description of the program. |
136 | * |
137 | * Return: none |
138 | */ |
139 | static void version(void) |
140 | { |
141 | printf("\n%s v%s (libntfs-3g) - Display information about an NTFS " |
142 | "Volume.\n\n", EXEC_NAME, VERSION); |
143 | printf("Copyright (c) 2003 Lode Leroy\n"); |
144 | printf("Copyright (c) 2003-2005 Anton Altaparmakov\n"); |
145 | printf("Copyright (c) 2003 Richard Russon\n"); |
146 | printf("Copyright (c) 2004 Carmelo Kintana\n"); |
147 | printf("Copyright (c) 2004 Giang Nguyen\n"); |
148 | printf("\n%s\n%s%s\n", ntfs_gpl, ntfs_bugs, ntfs_home); |
149 | } |
150 | |
151 | /** |
152 | * usage - Print a list of the parameters to the program |
153 | * |
154 | * Print a list of the parameters and options for the program. |
155 | * |
156 | * Return: none |
157 | */ |
158 | static void usage(void) |
159 | { |
160 | printf("\nUsage: %s [options] device\n" |
161 | "\n" |
162 | " -a, --all Display all files\n" |
163 | " -F, --classify Display classification\n" |
164 | " -f, --force Use less caution\n" |
165 | " -h, --help Display this help\n" |
166 | " -i, --inode Display inode numbers\n" |
167 | " -l, --long Display long info\n" |
168 | " -p, --path PATH Directory whose contents to list\n" |
169 | " -q, --quiet Less output\n" |
170 | " -R, --recursive Recursively list subdirectories\n" |
171 | " -s, --system Display system files\n" |
172 | " -V, --version Display version information\n" |
173 | " -v, --verbose More output\n" |
174 | " -x, --dos Use short (DOS 8.3) names\n" |
175 | "\n", |
176 | EXEC_NAME); |
177 | |
178 | printf("NOTE: If neither -a nor -s is specified, the program defaults to -a.\n\n"); |
179 | |
180 | printf("%s%s\n", ntfs_bugs, ntfs_home); |
181 | } |
182 | |
183 | /** |
184 | * parse_options - Read and validate the programs command line |
185 | * |
186 | * Read the command line, verify the syntax and parse the options. |
187 | * This function is very long, but quite simple. |
188 | * |
189 | * Return: 1 Success |
190 | * 0 Error, one or more problems |
191 | */ |
192 | static int parse_options(int argc, char *argv[]) |
193 | { |
194 | static const char *sopt = "-aFfh?ilp:qRsVvx"; |
195 | static const struct option lopt[] = { |
196 | { "all", no_argument, NULL, 'a' }, |
197 | { "classify", no_argument, NULL, 'F' }, |
198 | { "force", no_argument, NULL, 'f' }, |
199 | { "help", no_argument, NULL, 'h' }, |
200 | { "inode", no_argument, NULL, 'i' }, |
201 | { "long", no_argument, NULL, 'l' }, |
202 | { "path", required_argument, NULL, 'p' }, |
203 | { "recursive", no_argument, NULL, 'R' }, |
204 | { "quiet", no_argument, NULL, 'q' }, |
205 | { "system", no_argument, NULL, 's' }, |
206 | { "version", no_argument, NULL, 'V' }, |
207 | { "verbose", no_argument, NULL, 'v' }, |
208 | { "dos", no_argument, NULL, 'x' }, |
209 | { NULL, 0, NULL, 0 }, |
210 | }; |
211 | |
212 | int c = -1; |
213 | int err = 0; |
214 | int ver = 0; |
215 | int help = 0; |
216 | int levels = 0; |
217 | |
218 | opterr = 0; /* We'll handle the errors, thank you. */ |
219 | |
220 | memset(&opts, 0, sizeof(opts)); |
221 | opts.device = NULL; |
222 | opts.path = "/"; |
223 | |
224 | while ((c = getopt_long(argc, argv, sopt, lopt, NULL)) != -1) { |
225 | switch (c) { |
226 | case 1: |
227 | if (!opts.device) |
228 | opts.device = optarg; |
229 | else |
230 | err++; |
231 | break; |
232 | case 'p': |
233 | opts.path = optarg; |
234 | break; |
235 | case 'f': |
236 | opts.force++; |
237 | break; |
238 | case 'h': |
239 | case '?': |
240 | if (strncmp (argv[optind-1], "--log-", 6) == 0) { |
241 | if (!ntfs_log_parse_option (argv[optind-1])) |
242 | err++; |
243 | break; |
244 | } |
245 | help++; |
246 | break; |
247 | case 'q': |
248 | opts.quiet++; |
249 | ntfs_log_clear_levels(NTFS_LOG_LEVEL_QUIET); |
250 | break; |
251 | case 'v': |
252 | opts.verbose++; |
253 | ntfs_log_set_levels(NTFS_LOG_LEVEL_VERBOSE); |
254 | break; |
255 | case 'V': |
256 | ver++; |
257 | break; |
258 | case 'x': |
259 | opts.dos = 1; |
260 | break; |
261 | case 'l': |
262 | opts.lng++; |
263 | break; |
264 | case 'i': |
265 | opts.inode++; |
266 | break; |
267 | case 'F': |
268 | opts.classify++; |
269 | break; |
270 | case 'a': |
271 | opts.all++; |
272 | break; |
273 | case 's': |
274 | opts.system++; |
275 | break; |
276 | case 'R': |
277 | opts.recursive++; |
278 | break; |
279 | default: |
280 | ntfs_log_error("Unknown option '%s'.\n", argv[optind - 1]); |
281 | err++; |
282 | break; |
283 | } |
284 | } |
285 | |
286 | /* Make sure we're in sync with the log levels */ |
287 | levels = ntfs_log_get_levels(); |
288 | if (levels & NTFS_LOG_LEVEL_VERBOSE) |
289 | opts.verbose++; |
290 | if (!(levels & NTFS_LOG_LEVEL_QUIET)) |
291 | opts.quiet++; |
292 | |
293 | /* defaults to -a if -s is not specified */ |
294 | if (!opts.system) |
295 | opts.all++; |
296 | |
297 | if (help || ver) |
298 | opts.quiet = 0; |
299 | else { |
300 | if (opts.device == NULL) { |
301 | if (argc > 1) |
302 | ntfs_log_error("You must specify exactly one " |
303 | "device.\n"); |
304 | err++; |
305 | } |
306 | |
307 | if (opts.quiet && opts.verbose) { |
308 | ntfs_log_error("You may not use --quiet and --verbose at the " |
309 | "same time.\n"); |
310 | err++; |
311 | } |
312 | } |
313 | |
314 | if (ver) |
315 | version(); |
316 | if (help || err) |
317 | usage(); |
318 | |
319 | return (!err && !help && !ver); |
320 | } |
321 | |
322 | /** |
323 | * free_dir - free one dir |
324 | * @tofree: the dir to free |
325 | * |
326 | * Close the inode and then free the dir |
327 | */ |
328 | static void free_dir(struct dir *tofree) |
329 | { |
330 | if (tofree) { |
331 | if (tofree->ni) { |
332 | ntfs_inode_close(tofree->ni); |
333 | tofree->ni = NULL; |
334 | } |
335 | free(tofree); |
336 | } |
337 | } |
338 | |
339 | /** |
340 | * free_dirs - walk the list of dir's and free each of them |
341 | * @dir_list: the ntfs_list_head of any entry in the list |
342 | * |
343 | * Iterate over @dir_list, calling free_dir on each entry |
344 | */ |
345 | static void free_dirs(struct ntfs_list_head *dir_list) |
346 | { |
347 | struct dir *tofree = NULL; |
348 | struct ntfs_list_head *walker = NULL; |
349 | |
350 | if (dir_list) { |
351 | ntfs_list_for_each(walker, dir_list) { |
352 | free_dir(tofree); |
353 | tofree = ntfs_list_entry(walker, struct dir, list); |
354 | } |
355 | |
356 | free_dir(tofree); |
357 | } |
358 | } |
359 | |
360 | /** |
361 | * readdir_recursive - list a directory and sub-directories encountered |
362 | * @ni: ntfs inode of the directory to list |
363 | * @pos: current position in directory |
364 | * @dirent: context for filldir callback supplied by the caller |
365 | * |
366 | * For each directory, print its path relative to opts.path. List a directory, |
367 | * then list each of its sub-directories. |
368 | * |
369 | * Returns 0 on success or -1 on error. |
370 | * |
371 | * NOTE: Assumes recursive option. Currently no limit on the depths of |
372 | * recursion. |
373 | */ |
374 | static int readdir_recursive(ntfs_inode * ni, s64 * pos, ntfsls_dirent * dirent) |
375 | { |
376 | /* list of dirs to "ls" recursively */ |
377 | static struct dir dirs = { |
378 | .list = NTFS_LIST_HEAD_INIT(dirs.list), |
379 | .ni = NULL, |
380 | .name = {0}, |
381 | .depth = 0 |
382 | }; |
383 | |
384 | static struct path_component paths = { |
385 | .list = NTFS_LIST_HEAD_INIT(paths.list), |
386 | .name = NULL |
387 | }; |
388 | |
389 | static struct path_component base_comp; |
390 | |
391 | struct dir *subdir = NULL; |
392 | struct dir *tofree = NULL; |
393 | struct path_component comp; |
394 | struct path_component *tempcomp = NULL; |
395 | struct ntfs_list_head *dir_walker = NULL; |
396 | struct ntfs_list_head *comp_walker = NULL; |
397 | s64 pos2 = 0; |
398 | int ni_depth = depth; |
399 | int result = 0; |
400 | |
401 | if (ntfs_list_empty(&dirs.list)) { |
402 | base_comp.name = opts.path; |
403 | ntfs_list_add(&base_comp.list, &paths.list); |
404 | dir_list_insert_pos = &dirs.list; |
405 | printf("%s:\n", opts.path); |
406 | } |
407 | |
408 | depth++; |
409 | |
410 | result = ntfs_readdir(ni, pos, dirent, (ntfs_filldir_t) list_dir_entry); |
411 | |
412 | if (result == 0) { |
413 | ntfs_list_add_tail(&comp.list, &paths.list); |
414 | |
415 | /* for each of ni's sub-dirs: list in this iteration, then |
416 | free at the top of the next iteration or outside of loop */ |
417 | ntfs_list_for_each(dir_walker, &dirs.list) { |
418 | if (tofree) { |
419 | free_dir(tofree); |
420 | tofree = NULL; |
421 | } |
422 | subdir = ntfs_list_entry(dir_walker, struct dir, list); |
423 | |
424 | /* subdir is not a subdir of ni */ |
425 | if (subdir->depth != ni_depth + 1) |
426 | break; |
427 | |
428 | pos2 = 0; |
429 | dir_list_insert_pos = &dirs.list; |
430 | if (!subdir->ni) { |
431 | subdir->ni = |
432 | ntfs_pathname_to_inode(ni->vol, ni, |
433 | subdir->name); |
434 | |
435 | if (!subdir->ni) { |
436 | ntfs_log_error |
437 | ("ntfsls::readdir_recursive(): cannot get inode from pathname.\n"); |
438 | result = -1; |
439 | break; |
440 | } |
441 | } |
442 | puts(""); |
443 | |
444 | comp.name = subdir->name; |
445 | |
446 | /* print relative path header */ |
447 | ntfs_list_for_each(comp_walker, &paths.list) { |
448 | tempcomp = |
449 | ntfs_list_entry(comp_walker, |
450 | struct path_component, list); |
451 | printf("%s", tempcomp->name); |
452 | if (tempcomp != &comp |
453 | && *tempcomp->name != PATH_SEP |
454 | && (!opts.classify |
455 | || tempcomp == &base_comp)) |
456 | putchar(PATH_SEP); |
457 | } |
458 | puts(":"); |
459 | |
460 | result = readdir_recursive(subdir->ni, &pos2, dirent); |
461 | |
462 | if (result) |
463 | break; |
464 | |
465 | tofree = subdir; |
466 | ntfs_list_del(dir_walker); |
467 | } |
468 | |
469 | ntfs_list_del(&comp.list); |
470 | } |
471 | |
472 | if (tofree) |
473 | free_dir(tofree); |
474 | |
475 | /* if at the outer-most readdir_recursive, then clean up */ |
476 | if (ni_depth == 0) { |
477 | free_dirs(&dirs.list); |
478 | } |
479 | |
480 | depth--; |
481 | |
482 | return result; |
483 | } |
484 | |
485 | /** |
486 | * list_dir_entry |
487 | * |
488 | * FIXME: Should we print errors as we go along? (AIA) |
489 | */ |
490 | static int list_dir_entry(ntfsls_dirent * dirent, const ntfschar * name, |
491 | const int name_len, const int name_type, |
492 | const s64 pos __attribute__((unused)), |
493 | const MFT_REF mref, const unsigned dt_type) |
494 | { |
495 | char *filename = NULL; |
496 | int result = 0; |
497 | |
498 | struct dir *dir = NULL; |
499 | |
500 | filename = calloc(1, MAX_PATH); |
501 | if (!filename) |
502 | return -1; |
503 | |
504 | if (ntfs_ucstombs(name, name_len, &filename, MAX_PATH) < 0) { |
505 | ntfs_log_error("Cannot represent filename in current locale.\n"); |
506 | goto free; |
507 | } |
508 | |
509 | result = 0; // These are successful |
510 | if ((MREF(mref) < FILE_first_user) && (!opts.system)) |
511 | goto free; |
512 | if (name_type == FILE_NAME_POSIX && !opts.all) |
513 | goto free; |
514 | if (((name_type & FILE_NAME_WIN32_AND_DOS) == FILE_NAME_WIN32) && |
515 | opts.dos) |
516 | goto free; |
517 | if (((name_type & FILE_NAME_WIN32_AND_DOS) == FILE_NAME_DOS) && |
518 | !opts.dos) |
519 | goto free; |
520 | if (dt_type == NTFS_DT_DIR && opts.classify) |
521 | sprintf(filename + strlen(filename), "/"); |
522 | |
523 | if (dt_type == NTFS_DT_DIR && opts.recursive |
524 | && strcmp(filename, ".") && strcmp(filename, "./") |
525 | && strcmp(filename, "..") && strcmp(filename, "../")) |
526 | { |
527 | dir = (struct dir *)calloc(1, sizeof(struct dir)); |
528 | |
529 | if (!dir) { |
530 | ntfs_log_error("Failed to allocate for subdir.\n"); |
531 | result = -1; |
532 | goto free; |
533 | } |
534 | |
535 | strcpy(dir->name, filename); |
536 | dir->ni = NULL; |
537 | dir->depth = depth; |
538 | } |
539 | |
540 | if (!opts.lng) { |
541 | if (!opts.inode) |
542 | printf("%s\n", filename); |
543 | else |
544 | printf("%7llu %s\n", (unsigned long long)MREF(mref), |
545 | filename); |
546 | result = 0; |
547 | } else { |
548 | s64 filesize = 0; |
549 | ntfs_inode *ni; |
550 | ntfs_attr_search_ctx *ctx = NULL; |
551 | FILE_NAME_ATTR *file_name_attr; |
552 | ATTR_RECORD *attr; |
553 | struct timespec change_time; |
554 | char t_buf[26]; |
555 | |
556 | result = -1; // Everything else is bad |
557 | |
558 | ni = ntfs_inode_open(dirent->vol, mref); |
559 | if (!ni) |
560 | goto release; |
561 | |
562 | ctx = ntfs_attr_get_search_ctx(ni, NULL); |
563 | if (!ctx) |
564 | goto release; |
565 | |
566 | if (ntfs_attr_lookup(AT_FILE_NAME, AT_UNNAMED, 0, 0, 0, NULL, |
567 | 0, ctx)) |
568 | goto release; |
569 | attr = ctx->attr; |
570 | |
571 | file_name_attr = (FILE_NAME_ATTR *)((char *)attr + |
572 | le16_to_cpu(attr->value_offset)); |
573 | if (!file_name_attr) |
574 | goto release; |
575 | |
576 | change_time = ntfs2timespec(file_name_attr->last_data_change_time); |
577 | strcpy(t_buf, ctime(&change_time.tv_sec)); |
578 | memmove(t_buf+16, t_buf+19, 5); |
579 | t_buf[21] = '\0'; |
580 | |
581 | if (dt_type != NTFS_DT_DIR) { |
582 | if (!ntfs_attr_lookup(AT_DATA, AT_UNNAMED, 0, 0, 0, |
583 | NULL, 0, ctx)) |
584 | filesize = ntfs_get_attribute_value_length( |
585 | ctx->attr); |
586 | } |
587 | |
588 | if (opts.inode) |
589 | printf("%7llu %8lld %s %s\n", |
590 | (unsigned long long)MREF(mref), |
591 | (long long)filesize, t_buf + 4, |
592 | filename); |
593 | else |
594 | printf("%8lld %s %s\n", (long long)filesize, t_buf + 4, |
595 | filename); |
596 | |
597 | if (dir) { |
598 | dir->ni = ni; |
599 | ni = NULL; /* so release does not close inode */ |
600 | } |
601 | |
602 | result = 0; |
603 | release: |
604 | /* Release attribute search context and close the inode. */ |
605 | if (ctx) |
606 | ntfs_attr_put_search_ctx(ctx); |
607 | if (ni) |
608 | ntfs_inode_close(ni); |
609 | } |
610 | |
611 | if (dir) { |
612 | if (result == 0) { |
613 | ntfs_list_add(&dir->list, dir_list_insert_pos); |
614 | dir_list_insert_pos = &dir->list; |
615 | } else { |
616 | free(dir); |
617 | dir = NULL; |
618 | } |
619 | } |
620 | |
621 | free: |
622 | free(filename); |
623 | return result; |
624 | } |
625 | |
626 | /** |
627 | * main - Begin here |
628 | * |
629 | * Start from here. |
630 | * |
631 | * Return: 0 Success, the program worked |
632 | * 1 Error, parsing mount options failed |
633 | * 2 Error, mount attempt failed |
634 | * 3 Error, failed to open root directory |
635 | * 4 Error, failed to open directory in search path |
636 | */ |
637 | int main(int argc, char **argv) |
638 | { |
639 | s64 pos; |
640 | ntfs_volume *vol; |
641 | ntfs_inode *ni; |
642 | ntfsls_dirent dirent; |
643 | |
644 | ntfs_log_set_handler(ntfs_log_handler_outerr); |
645 | |
646 | if (!parse_options(argc, argv)) { |
647 | // FIXME: Print error... (AIA) |
648 | return 1; |
649 | } |
650 | |
651 | utils_set_locale(); |
652 | |
653 | vol = utils_mount_volume(opts.device, NTFS_MNT_RDONLY | |
654 | (opts.force ? NTFS_MNT_RECOVER : 0)); |
655 | if (!vol) { |
656 | // FIXME: Print error... (AIA) |
657 | return 2; |
658 | } |
659 | |
660 | ni = ntfs_pathname_to_inode(vol, NULL, opts.path); |
661 | if (!ni) { |
662 | // FIXME: Print error... (AIA) |
663 | ntfs_umount(vol, FALSE); |
664 | return 3; |
665 | } |
666 | |
667 | /* |
668 | * We now are at the final path component. If it is a file just |
669 | * list it. If it is a directory, list its contents. |
670 | */ |
671 | pos = 0; |
672 | memset(&dirent, 0, sizeof(dirent)); |
673 | dirent.vol = vol; |
674 | if (ni->mrec->flags & MFT_RECORD_IS_DIRECTORY) { |
675 | if (opts.recursive) |
676 | readdir_recursive(ni, &pos, &dirent); |
677 | else |
678 | ntfs_readdir(ni, &pos, &dirent, |
679 | (ntfs_filldir_t) list_dir_entry); |
680 | // FIXME: error checking... (AIA) |
681 | } else { |
682 | ATTR_RECORD *rec; |
683 | FILE_NAME_ATTR *attr; |
684 | ntfs_attr_search_ctx *ctx; |
685 | int space = 4; |
686 | ntfschar *name = NULL; |
687 | int name_len = 0;; |
688 | |
689 | ctx = ntfs_attr_get_search_ctx(ni, NULL); |
690 | if (!ctx) |
691 | return -1; |
692 | |
693 | while ((rec = find_attribute(AT_FILE_NAME, ctx))) { |
694 | /* We know this will always be resident. */ |
695 | attr = (FILE_NAME_ATTR *) ((char *) rec + le16_to_cpu(rec->value_offset)); |
696 | |
697 | if (attr->file_name_type < space) { |
698 | name = attr->file_name; |
699 | name_len = attr->file_name_length; |
700 | space = attr->file_name_type; |
701 | } |
702 | } |
703 | |
704 | list_dir_entry(&dirent, name, name_len, space, pos, ni->mft_no, |
705 | NTFS_DT_REG); |
706 | // FIXME: error checking... (AIA) |
707 | |
708 | ntfs_attr_put_search_ctx(ctx); |
709 | } |
710 | |
711 | /* Finished with the inode; release it. */ |
712 | ntfs_inode_close(ni); |
713 | |
714 | ntfs_umount(vol, FALSE); |
715 | return 0; |
716 | } |
717 | |
718 |