656bb36a3e37dc559c16ba6e3cc0d8fb6dac0368
[wimlib] / 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, 2013, 2014, 2015 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 #ifdef HAVE_CONFIG_H
26 #  include "config.h" /* Need for PACKAGE_VERSION, etc. */
27 #endif
28
29 #include "wimlib.h"
30 #include "wimlib_tchar.h"
31
32 #include <ctype.h>
33 #include <errno.h>
34
35 #include <inttypes.h>
36 #include <libgen.h>
37 #include <limits.h>
38 #include <stdarg.h>
39 #include <stdlib.h>
40 #include <string.h>
41 #include <sys/stat.h>
42 #include <unistd.h>
43 #include <locale.h>
44
45 #ifdef HAVE_ALLOCA_H
46 #  include <alloca.h>
47 #endif
48
49 #define WIMLIB_COMPRESSION_TYPE_INVALID (-1)
50
51 #ifdef __WIN32__
52 #  include "imagex-win32.h"
53 #  define print_security_descriptor     win32_print_security_descriptor
54 #else /* __WIN32__ */
55 #  include <getopt.h>
56 #  include <langinfo.h>
57 #  define print_security_descriptor     default_print_security_descriptor
58 static inline void set_fd_to_binary_mode(int fd)
59 {
60 }
61 #endif /* !__WIN32 */
62
63 /* Don't confuse the user by presenting the mounting commands on Windows when
64  * they will never work.  However on UNIX-like systems we always present them,
65  * even if WITH_FUSE is not defined at this point, as to not tie the build of
66  * wimlib-imagex to a specific build of wimlib.  */
67 #ifdef __WIN32__
68 #  define WIM_MOUNTING_SUPPORTED 0
69 #else
70 #  define WIM_MOUNTING_SUPPORTED 1
71 #endif
72
73 #define ARRAY_LEN(array) (sizeof(array) / sizeof(array[0]))
74
75 static inline bool
76 is_any_path_separator(tchar c)
77 {
78         return c == T('/') || c == T('\\');
79 }
80
81 /* Like basename(), but handles both forward and backwards slashes.  */
82 static tchar *
83 tbasename(tchar *path)
84 {
85         tchar *p = tstrchr(path, T('\0'));
86
87         for (;;) {
88                 if (p == path)
89                         return path;
90                 if (!is_any_path_separator(*--p))
91                         break;
92                 *p = T('\0');
93         }
94
95         for (;;) {
96                 if (p == path)
97                         return path;
98                 if (is_any_path_separator(*--p))
99                         return ++p;
100         }
101 }
102
103 #define for_opt(c, opts) while ((c = getopt_long_only(argc, (tchar**)argv, T(""), \
104                                 opts, NULL)) != -1)
105
106 enum {
107         CMD_NONE = -1,
108         CMD_APPEND = 0,
109         CMD_APPLY,
110         CMD_CAPTURE,
111         CMD_DELETE,
112         CMD_DIR,
113         CMD_EXPORT,
114         CMD_EXTRACT,
115         CMD_INFO,
116         CMD_JOIN,
117 #if WIM_MOUNTING_SUPPORTED
118         CMD_MOUNT,
119         CMD_MOUNTRW,
120 #endif
121         CMD_OPTIMIZE,
122         CMD_SPLIT,
123 #if WIM_MOUNTING_SUPPORTED
124         CMD_UNMOUNT,
125 #endif
126         CMD_UPDATE,
127         CMD_VERIFY,
128         CMD_MAX,
129 };
130
131 static void usage(int cmd, FILE *fp);
132 static void usage_all(FILE *fp);
133 static void recommend_man_page(int cmd, FILE *fp);
134 static const tchar *get_cmd_string(int cmd, bool nospace);
135
136 static bool imagex_be_quiet = false;
137 static FILE *imagex_info_file;
138
139 #define imagex_printf(format, ...) \
140                 tfprintf(imagex_info_file, format, ##__VA_ARGS__)
141
142 enum {
143         IMAGEX_ALLOW_OTHER_OPTION,
144         IMAGEX_BLOBS_OPTION,
145         IMAGEX_BOOT_OPTION,
146         IMAGEX_CHECK_OPTION,
147         IMAGEX_CHUNK_SIZE_OPTION,
148         IMAGEX_COMMAND_OPTION,
149         IMAGEX_COMMIT_OPTION,
150         IMAGEX_COMPACT_OPTION,
151         IMAGEX_COMPRESS_OPTION,
152         IMAGEX_COMPRESS_SLOW_OPTION,
153         IMAGEX_CONFIG_OPTION,
154         IMAGEX_DEBUG_OPTION,
155         IMAGEX_DELTA_FROM_OPTION,
156         IMAGEX_DEREFERENCE_OPTION,
157         IMAGEX_DEST_DIR_OPTION,
158         IMAGEX_DETAILED_OPTION,
159         IMAGEX_EXTRACT_XML_OPTION,
160         IMAGEX_FLAGS_OPTION,
161         IMAGEX_FORCE_OPTION,
162         IMAGEX_HEADER_OPTION,
163         IMAGEX_IMAGE_PROPERTY_OPTION,
164         IMAGEX_INCLUDE_INVALID_NAMES_OPTION,
165         IMAGEX_LAZY_OPTION,
166         IMAGEX_METADATA_OPTION,
167         IMAGEX_NEW_IMAGE_OPTION,
168         IMAGEX_NOCHECK_OPTION,
169         IMAGEX_NORPFIX_OPTION,
170         IMAGEX_NOT_PIPABLE_OPTION,
171         IMAGEX_NO_ACLS_OPTION,
172         IMAGEX_NO_ATTRIBUTES_OPTION,
173         IMAGEX_NO_GLOBS_OPTION,
174         IMAGEX_NO_REPLACE_OPTION,
175         IMAGEX_NO_SOLID_SORT_OPTION,
176         IMAGEX_NULLGLOB_OPTION,
177         IMAGEX_ONE_FILE_ONLY_OPTION,
178         IMAGEX_PATH_OPTION,
179         IMAGEX_PIPABLE_OPTION,
180         IMAGEX_PRESERVE_DIR_STRUCTURE_OPTION,
181         IMAGEX_REBUILD_OPTION,
182         IMAGEX_RECOMPRESS_OPTION,
183         IMAGEX_RECURSIVE_OPTION,
184         IMAGEX_REF_OPTION,
185         IMAGEX_RESUME_OPTION,
186         IMAGEX_RPFIX_OPTION,
187         IMAGEX_SOFT_OPTION,
188         IMAGEX_SOLID_CHUNK_SIZE_OPTION,
189         IMAGEX_SOLID_COMPRESS_OPTION,
190         IMAGEX_SOLID_OPTION,
191         IMAGEX_SOURCE_LIST_OPTION,
192         IMAGEX_STAGING_DIR_OPTION,
193         IMAGEX_STREAMS_INTERFACE_OPTION,
194         IMAGEX_STRICT_ACLS_OPTION,
195         IMAGEX_THREADS_OPTION,
196         IMAGEX_TO_STDOUT_OPTION,
197         IMAGEX_UNIX_DATA_OPTION,
198         IMAGEX_UNSAFE_COMPACT_OPTION,
199         IMAGEX_UPDATE_OF_OPTION,
200         IMAGEX_VERBOSE_OPTION,
201         IMAGEX_WIMBOOT_CONFIG_OPTION,
202         IMAGEX_WIMBOOT_OPTION,
203         IMAGEX_XML_OPTION,
204 };
205
206 static const struct option apply_options[] = {
207         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
208         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
209         {T("ref"),         required_argument, NULL, IMAGEX_REF_OPTION},
210         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
211         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
212         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
213         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
214         {T("no-attributes"), no_argument,     NULL, IMAGEX_NO_ATTRIBUTES_OPTION},
215         {T("rpfix"),       no_argument,       NULL, IMAGEX_RPFIX_OPTION},
216         {T("norpfix"),     no_argument,       NULL, IMAGEX_NORPFIX_OPTION},
217         {T("include-invalid-names"), no_argument,       NULL, IMAGEX_INCLUDE_INVALID_NAMES_OPTION},
218
219         /* --resume is undocumented for now as it needs improvement.  */
220         {T("resume"),      no_argument,       NULL, IMAGEX_RESUME_OPTION},
221         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
222         {T("compact"),     required_argument, NULL, IMAGEX_COMPACT_OPTION},
223         {NULL, 0, NULL, 0},
224 };
225
226 static const struct option capture_or_append_options[] = {
227         {T("boot"),        no_argument,       NULL, IMAGEX_BOOT_OPTION},
228         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
229         {T("no-check"),    no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
230         {T("nocheck"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
231         {T("compress"),    required_argument, NULL, IMAGEX_COMPRESS_OPTION},
232         {T("compress-slow"), no_argument,     NULL, IMAGEX_COMPRESS_SLOW_OPTION},
233         {T("chunk-size"),  required_argument, NULL, IMAGEX_CHUNK_SIZE_OPTION},
234         {T("solid"),       no_argument,      NULL, IMAGEX_SOLID_OPTION},
235         {T("pack-streams"), no_argument,      NULL, IMAGEX_SOLID_OPTION},
236         {T("solid-compress"),required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
237         {T("pack-compress"), required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
238         {T("solid-chunk-size"),required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
239         {T("pack-chunk-size"), required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
240         {T("no-solid-sort"), no_argument,     NULL, IMAGEX_NO_SOLID_SORT_OPTION},
241         {T("config"),      required_argument, NULL, IMAGEX_CONFIG_OPTION},
242         {T("dereference"), no_argument,       NULL, IMAGEX_DEREFERENCE_OPTION},
243         {T("flags"),       required_argument, NULL, IMAGEX_FLAGS_OPTION},
244         {T("image-property"), required_argument, NULL, IMAGEX_IMAGE_PROPERTY_OPTION},
245         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
246         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
247         {T("rebuild"),     no_argument,       NULL, IMAGEX_REBUILD_OPTION},
248         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
249         {T("source-list"), no_argument,       NULL, IMAGEX_SOURCE_LIST_OPTION},
250         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
251         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
252         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
253         {T("rpfix"),       no_argument,       NULL, IMAGEX_RPFIX_OPTION},
254         {T("norpfix"),     no_argument,       NULL, IMAGEX_NORPFIX_OPTION},
255         {T("pipable"),     no_argument,       NULL, IMAGEX_PIPABLE_OPTION},
256         {T("not-pipable"), no_argument,       NULL, IMAGEX_NOT_PIPABLE_OPTION},
257         {T("update-of"),   required_argument, NULL, IMAGEX_UPDATE_OF_OPTION},
258         {T("delta-from"),  required_argument, NULL, IMAGEX_DELTA_FROM_OPTION},
259         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
260         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
261         {NULL, 0, NULL, 0},
262 };
263
264 static const struct option delete_options[] = {
265         {T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
266         {T("soft"),  no_argument, NULL, IMAGEX_SOFT_OPTION},
267         {T("unsafe-compact"), no_argument, NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
268         {NULL, 0, NULL, 0},
269 };
270
271 static const struct option dir_options[] = {
272         {T("path"),     required_argument, NULL, IMAGEX_PATH_OPTION},
273         {T("detailed"), no_argument,       NULL, IMAGEX_DETAILED_OPTION},
274         {T("one-file-only"), no_argument,  NULL, IMAGEX_ONE_FILE_ONLY_OPTION},
275         {T("ref"),      required_argument, NULL, IMAGEX_REF_OPTION},
276         {NULL, 0, NULL, 0},
277 };
278
279 static const struct option export_options[] = {
280         {T("boot"),        no_argument,       NULL, IMAGEX_BOOT_OPTION},
281         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
282         {T("nocheck"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
283         {T("no-check"),    no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
284         {T("compress"),    required_argument, NULL, IMAGEX_COMPRESS_OPTION},
285         {T("recompress"),  no_argument,       NULL, IMAGEX_RECOMPRESS_OPTION},
286         {T("compress-slow"), no_argument,     NULL, IMAGEX_COMPRESS_SLOW_OPTION},
287         {T("chunk-size"),  required_argument, NULL, IMAGEX_CHUNK_SIZE_OPTION},
288         {T("solid"),       no_argument,       NULL, IMAGEX_SOLID_OPTION},
289         {T("pack-streams"),no_argument,       NULL, IMAGEX_SOLID_OPTION},
290         {T("solid-compress"),required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
291         {T("pack-compress"), required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
292         {T("solid-chunk-size"),required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
293         {T("pack-chunk-size"), required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
294         {T("no-solid-sort"), no_argument,     NULL, IMAGEX_NO_SOLID_SORT_OPTION},
295         {T("ref"),         required_argument, NULL, IMAGEX_REF_OPTION},
296         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
297         {T("rebuild"),     no_argument,       NULL, IMAGEX_REBUILD_OPTION},
298         {T("pipable"),     no_argument,       NULL, IMAGEX_PIPABLE_OPTION},
299         {T("not-pipable"), no_argument,       NULL, IMAGEX_NOT_PIPABLE_OPTION},
300         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
301         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
302         {NULL, 0, NULL, 0},
303 };
304
305 static const struct option extract_options[] = {
306         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
307         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
308         {T("ref"),         required_argument, NULL, IMAGEX_REF_OPTION},
309         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
310         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
311         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
312         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
313         {T("no-attributes"), no_argument,     NULL, IMAGEX_NO_ATTRIBUTES_OPTION},
314         {T("dest-dir"),    required_argument, NULL, IMAGEX_DEST_DIR_OPTION},
315         {T("to-stdout"),   no_argument,       NULL, IMAGEX_TO_STDOUT_OPTION},
316         {T("include-invalid-names"), no_argument, NULL, IMAGEX_INCLUDE_INVALID_NAMES_OPTION},
317         {T("no-wildcards"), no_argument,      NULL, IMAGEX_NO_GLOBS_OPTION},
318         {T("no-globs"),     no_argument,      NULL, IMAGEX_NO_GLOBS_OPTION},
319         {T("nullglob"),     no_argument,      NULL, IMAGEX_NULLGLOB_OPTION},
320         {T("preserve-dir-structure"), no_argument, NULL, IMAGEX_PRESERVE_DIR_STRUCTURE_OPTION},
321         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
322         {T("compact"),     required_argument, NULL, IMAGEX_COMPACT_OPTION},
323         {NULL, 0, NULL, 0},
324 };
325
326 static const struct option info_options[] = {
327         {T("boot"),         no_argument,       NULL, IMAGEX_BOOT_OPTION},
328         {T("check"),        no_argument,       NULL, IMAGEX_CHECK_OPTION},
329         {T("nocheck"),      no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
330         {T("no-check"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
331         {T("extract-xml"),  required_argument, NULL, IMAGEX_EXTRACT_XML_OPTION},
332         {T("header"),       no_argument,       NULL, IMAGEX_HEADER_OPTION},
333         {T("lookup-table"), no_argument,       NULL, IMAGEX_BLOBS_OPTION},
334         {T("blobs"),        no_argument,       NULL, IMAGEX_BLOBS_OPTION},
335         {T("metadata"),     no_argument,       NULL, IMAGEX_METADATA_OPTION},
336         {T("xml"),          no_argument,       NULL, IMAGEX_XML_OPTION},
337         {T("image-property"), required_argument, NULL, IMAGEX_IMAGE_PROPERTY_OPTION},
338         {NULL, 0, NULL, 0},
339 };
340
341 static const struct option join_options[] = {
342         {T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
343         {NULL, 0, NULL, 0},
344 };
345
346 static const struct option mount_options[] = {
347         {T("check"),             no_argument,       NULL, IMAGEX_CHECK_OPTION},
348         {T("debug"),             no_argument,       NULL, IMAGEX_DEBUG_OPTION},
349         {T("streams-interface"), required_argument, NULL, IMAGEX_STREAMS_INTERFACE_OPTION},
350         {T("ref"),               required_argument, NULL, IMAGEX_REF_OPTION},
351         {T("staging-dir"),       required_argument, NULL, IMAGEX_STAGING_DIR_OPTION},
352         {T("unix-data"),         no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
353         {T("allow-other"),       no_argument,       NULL, IMAGEX_ALLOW_OTHER_OPTION},
354         {NULL, 0, NULL, 0},
355 };
356
357 static const struct option optimize_options[] = {
358         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
359         {T("nocheck"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
360         {T("no-check"),    no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
361         {T("compress"),    required_argument, NULL, IMAGEX_COMPRESS_OPTION},
362         {T("recompress"),  no_argument,       NULL, IMAGEX_RECOMPRESS_OPTION},
363         {T("compress-slow"), no_argument,     NULL, IMAGEX_COMPRESS_SLOW_OPTION},
364         {T("recompress-slow"), no_argument,   NULL, IMAGEX_COMPRESS_SLOW_OPTION},
365         {T("chunk-size"),  required_argument, NULL, IMAGEX_CHUNK_SIZE_OPTION},
366         {T("solid"),       no_argument,       NULL, IMAGEX_SOLID_OPTION},
367         {T("pack-streams"),no_argument,       NULL, IMAGEX_SOLID_OPTION},
368         {T("solid-compress"),required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
369         {T("pack-compress"), required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
370         {T("solid-chunk-size"),required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
371         {T("pack-chunk-size"), required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
372         {T("no-solid-sort"), no_argument,     NULL, IMAGEX_NO_SOLID_SORT_OPTION},
373         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
374         {T("pipable"),     no_argument,       NULL, IMAGEX_PIPABLE_OPTION},
375         {T("not-pipable"), no_argument,       NULL, IMAGEX_NOT_PIPABLE_OPTION},
376         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
377         {NULL, 0, NULL, 0},
378 };
379
380 static const struct option split_options[] = {
381         {T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
382         {NULL, 0, NULL, 0},
383 };
384
385 static const struct option unmount_options[] = {
386         {T("commit"),  no_argument, NULL, IMAGEX_COMMIT_OPTION},
387         {T("check"),   no_argument, NULL, IMAGEX_CHECK_OPTION},
388         {T("rebuild"), no_argument, NULL, IMAGEX_REBUILD_OPTION},
389         {T("lazy"),    no_argument, NULL, IMAGEX_LAZY_OPTION},
390         {T("force"),    no_argument, NULL, IMAGEX_FORCE_OPTION},
391         {T("new-image"), no_argument, NULL, IMAGEX_NEW_IMAGE_OPTION},
392         {NULL, 0, NULL, 0},
393 };
394
395 static const struct option update_options[] = {
396         /* Careful: some of the options here set the defaults for update
397          * commands, but the flags given to an actual update command (and not to
398          * `imagex update' itself are also handled in
399          * update_command_add_option().  */
400         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
401         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
402         {T("rebuild"),     no_argument,       NULL, IMAGEX_REBUILD_OPTION},
403         {T("command"),     required_argument, NULL, IMAGEX_COMMAND_OPTION},
404         {T("wimboot-config"), required_argument, NULL, IMAGEX_WIMBOOT_CONFIG_OPTION},
405
406         /* Default delete options */
407         {T("force"),       no_argument,       NULL, IMAGEX_FORCE_OPTION},
408         {T("recursive"),   no_argument,       NULL, IMAGEX_RECURSIVE_OPTION},
409
410         /* Global add option */
411         {T("config"),      required_argument, NULL, IMAGEX_CONFIG_OPTION},
412
413         /* Default add options */
414         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
415         {T("dereference"), no_argument,       NULL, IMAGEX_DEREFERENCE_OPTION},
416         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
417         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
418         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
419         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
420         {T("no-replace"),  no_argument,       NULL, IMAGEX_NO_REPLACE_OPTION},
421         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
422
423         {NULL, 0, NULL, 0},
424 };
425
426 static const struct option verify_options[] = {
427         {T("ref"), required_argument, NULL, IMAGEX_REF_OPTION},
428         {T("nocheck"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
429
430         {NULL, 0, NULL, 0},
431 };
432
433 #if 0
434 #       define _format_attribute(type, format_str, args_start) \
435                         __attribute__((format(type, format_str, args_start)))
436 #else
437 #       define _format_attribute(type, format_str, args_start)
438 #endif
439
440 /* Print formatted error message to stderr. */
441 static void _format_attribute(printf, 1, 2)
442 imagex_error(const tchar *format, ...)
443 {
444         va_list va;
445         va_start(va, format);
446         tfputs(T("ERROR: "), stderr);
447         tvfprintf(stderr, format, va);
448         tputc(T('\n'), stderr);
449         va_end(va);
450 }
451
452 /* Print formatted error message to stderr. */
453 static void _format_attribute(printf, 1, 2)
454 imagex_error_with_errno(const tchar *format, ...)
455 {
456         int errno_save = errno;
457         va_list va;
458         va_start(va, format);
459         tfputs(T("ERROR: "), stderr);
460         tvfprintf(stderr, format, va);
461         tfprintf(stderr, T(": %"TS"\n"), tstrerror(errno_save));
462         va_end(va);
463 }
464
465 static int
466 verify_image_exists(int image, const tchar *image_name, const tchar *wim_name)
467 {
468         if (image == WIMLIB_NO_IMAGE) {
469                 imagex_error(T("\"%"TS"\" is not a valid image in \"%"TS"\"!\n"
470                              "       Please specify a 1-based image index or "
471                              "image name.  To list the images\n"
472                              "       contained in the WIM archive, run\n"
473                              "\n"
474                              "           %"TS" \"%"TS"\"\n"),
475                              image_name, wim_name,
476                              get_cmd_string(CMD_INFO, false), wim_name);
477                 return WIMLIB_ERR_INVALID_IMAGE;
478         }
479         return 0;
480 }
481
482 static int
483 verify_image_is_single(int image)
484 {
485         if (image == WIMLIB_ALL_IMAGES) {
486                 imagex_error(T("Cannot specify all images for this action!"));
487                 return WIMLIB_ERR_INVALID_IMAGE;
488         }
489         return 0;
490 }
491
492 static int
493 verify_image_exists_and_is_single(int image, const tchar *image_name,
494                                   const tchar *wim_name)
495 {
496         int ret;
497         ret = verify_image_exists(image, image_name, wim_name);
498         if (ret == 0)
499                 ret = verify_image_is_single(image);
500         return ret;
501 }
502
503 static void
504 print_available_compression_types(FILE *fp)
505 {
506         static const tchar *s =
507         T(
508         "Available compression types:\n"
509         "\n"
510         "    none\n"
511         "    xpress (alias: \"fast\")\n"
512         "    lzx    (alias: \"maximum\") (default for capture)\n"
513         "    lzms   (alias: \"recovery\")\n"
514         "\n"
515         );
516         tfputs(s, fp);
517 }
518
519 /* Parse the argument to --compress */
520 static int
521 get_compression_type(tchar *optarg)
522 {
523         int ctype;
524         unsigned int compression_level = 0;
525         tchar *plevel;
526
527         plevel = tstrchr(optarg, T(':'));
528         if (plevel) {
529                 tchar *ptmp;
530                 unsigned long ultmp;
531
532                 *plevel++ = T('\0');
533                 ultmp = tstrtoul(plevel, &ptmp, 10);
534                 if (ultmp >= UINT_MAX || ultmp == 0 || *ptmp || ptmp == plevel) {
535                         imagex_error(T("Compression level must be a positive integer! "
536                                        "e.g. --compress=lzx:80"));
537                         return WIMLIB_COMPRESSION_TYPE_INVALID;
538                 }
539                 compression_level = ultmp;
540         }
541
542         if (!tstrcasecmp(optarg, T("maximum")) ||
543             !tstrcasecmp(optarg, T("lzx")) ||
544             !tstrcasecmp(optarg, T("max")))
545                 ctype = WIMLIB_COMPRESSION_TYPE_LZX;
546         else if (!tstrcasecmp(optarg, T("fast")) || !tstrcasecmp(optarg, T("xpress")))
547                 ctype = WIMLIB_COMPRESSION_TYPE_XPRESS;
548         else if (!tstrcasecmp(optarg, T("recovery")) || !tstrcasecmp(optarg, T("lzms")))
549                 ctype = WIMLIB_COMPRESSION_TYPE_LZMS;
550         else if (!tstrcasecmp(optarg, T("none")))
551                 ctype = WIMLIB_COMPRESSION_TYPE_NONE;
552         else {
553                 imagex_error(T("Invalid compression type \"%"TS"\"!"), optarg);
554                 print_available_compression_types(stderr);
555                 return WIMLIB_COMPRESSION_TYPE_INVALID;
556         }
557
558         if (compression_level != 0)
559                 wimlib_set_default_compression_level(ctype, compression_level);
560         return ctype;
561 }
562
563 /* Parse the argument to --compact */
564 static int
565 set_compact_mode(const tchar *arg, int *extract_flags)
566 {
567         int flag = 0;
568         if (!tstrcasecmp(arg, T("xpress4k")))
569                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_XPRESS4K;
570         else if (!tstrcasecmp(arg, T("xpress8k")))
571                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_XPRESS8K;
572         else if (!tstrcasecmp(arg, T("xpress16k")))
573                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_XPRESS16K;
574         else if (!tstrcasecmp(arg, T("lzx")))
575                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_LZX;
576
577         if (flag) {
578                 *extract_flags |= flag;
579                 return 0;
580         }
581
582         imagex_error(T(
583 "\"%"TS"\" is not a recognized System Compression format.  The options are:"
584 "\n"
585 "    --compact=xpress4k\n"
586 "    --compact=xpress8k\n"
587 "    --compact=xpress16k\n"
588 "    --compact=lzx\n"
589         ), arg);
590         return -1;
591 }
592
593
594 static void
595 set_compress_slow(void)
596 {
597 #if 0
598         fprintf(stderr, "WARNING: the '--compress-slow' option is deprecated.\n"
599                         "         Use the '--compress=TYPE:LEVEL' option instead.\n");
600 #endif
601         wimlib_set_default_compression_level(-1, 100);
602 }
603
604 struct string_set {
605         tchar **strings;
606         unsigned num_strings;
607         unsigned num_alloc_strings;
608 };
609
610 #define STRING_SET_INITIALIZER \
611         { .strings = NULL, .num_strings = 0, .num_alloc_strings = 0, }
612
613 #define STRING_SET(_strings) \
614         struct string_set _strings = STRING_SET_INITIALIZER
615
616 static int
617 string_set_append(struct string_set *set, tchar *glob)
618 {
619         unsigned num_alloc_strings = set->num_alloc_strings;
620
621         if (set->num_strings == num_alloc_strings) {
622                 tchar **new_strings;
623
624                 num_alloc_strings += 4;
625                 new_strings = realloc(set->strings,
626                                       sizeof(set->strings[0]) * num_alloc_strings);
627                 if (!new_strings) {
628                         imagex_error(T("Out of memory!"));
629                         return -1;
630                 }
631                 set->strings = new_strings;
632                 set->num_alloc_strings = num_alloc_strings;
633         }
634         set->strings[set->num_strings++] = glob;
635         return 0;
636 }
637
638 static void
639 string_set_destroy(struct string_set *set)
640 {
641         free(set->strings);
642 }
643
644 static int
645 wim_reference_globs(WIMStruct *wim, struct string_set *set, int open_flags)
646 {
647         return wimlib_reference_resource_files(wim, (const tchar **)set->strings,
648                                                set->num_strings,
649                                                WIMLIB_REF_FLAG_GLOB_ENABLE,
650                                                open_flags);
651 }
652
653 static int
654 append_image_property_argument(struct string_set *image_properties)
655 {
656         if (!tstrchr(optarg, '=')) {
657                 imagex_error(T("'--image-property' argument "
658                                "must be in the form NAME=VALUE"));
659                 return -1;
660         }
661         return string_set_append(image_properties, optarg);
662 }
663
664 static int
665 apply_image_properties(struct string_set *image_properties,
666                        WIMStruct *wim, int image, bool *any_changes_ret)
667 {
668         bool any_changes = false;
669         for (unsigned i = 0; i < image_properties->num_strings; i++) {
670                 tchar *name, *value;
671                 const tchar *current_value;
672                 int ret;
673
674                 name = image_properties->strings[i];
675                 value = tstrchr(name, '=');
676                 *value++ = '\0';
677
678                 current_value = wimlib_get_image_property(wim, image, name);
679                 if (current_value && !tstrcmp(current_value, value)) {
680                         imagex_printf(T("The %"TS" property of image %d "
681                                         "already has value \"%"TS"\".\n"),
682                                       name, image, value);
683                 } else {
684                         imagex_printf(T("Setting the %"TS" property of image "
685                                         "%d to \"%"TS"\".\n"),
686                                       name, image, value);
687                         ret = wimlib_set_image_property(wim, image, name, value);
688                         if (ret)
689                                 return ret;
690                         any_changes = true;
691                 }
692         }
693         if (any_changes_ret)
694                 *any_changes_ret = any_changes;
695         return 0;
696 }
697
698 static void
699 do_resource_not_found_warning(const tchar *wimfile,
700                               const struct wimlib_wim_info *info,
701                               const struct string_set *refglobs)
702 {
703         if (info->total_parts > 1) {
704                 if (refglobs->num_strings == 0) {
705                         imagex_error(T("\"%"TS"\" is part of a split WIM. "
706                                        "Use --ref to specify the other parts."),
707                                      wimfile);
708                 } else {
709                         imagex_error(T("Perhaps the '--ref' argument did not "
710                                        "specify all other parts of the split "
711                                        "WIM?"));
712                 }
713         } else {
714                 imagex_error(T("If this is a delta WIM, use the --ref argument "
715                                "to specify the WIM(s) on which it is based."));
716         }
717 }
718
719 static void
720 do_metadata_not_found_warning(const tchar *wimfile,
721                               const struct wimlib_wim_info *info)
722 {
723         if (info->part_number != 1) {
724                 imagex_error(T("\"%"TS"\" is not the first part of the split WIM.\n"
725                                "       You must specify the first part."),
726                                wimfile);
727         }
728 }
729
730 /* Returns the size of a file given its name, or -1 if the file does not exist
731  * or its size cannot be determined.  */
732 static off_t
733 file_get_size(const tchar *filename)
734 {
735         struct stat st;
736         if (tstat(filename, &st) == 0)
737                 return st.st_size;
738         else
739                 return (off_t)-1;
740 }
741
742 enum {
743         PARSE_STRING_SUCCESS = 0,
744         PARSE_STRING_FAILURE = 1,
745         PARSE_STRING_NONE = 2,
746 };
747
748 /*
749  * Parses a string token from an array of characters.
750  *
751  * Tokens are either whitespace-delimited, or double or single-quoted.
752  *
753  * @line_p:  Pointer to the pointer to the line of data.  Will be updated
754  *           to point past the string token iff the return value is
755  *           PARSE_STRING_SUCCESS.  If *len_p > 0, (*line_p)[*len_p - 1] must
756  *           be '\0'.
757  *
758  * @len_p:   @len_p initially stores the length of the line of data, which may
759  *           be 0, and it will be updated to the number of bytes remaining in
760  *           the line iff the return value is PARSE_STRING_SUCCESS.
761  *
762  * @fn_ret:  Iff the return value is PARSE_STRING_SUCCESS, a pointer to the
763  *           parsed string token will be returned here.
764  *
765  * Returns: PARSE_STRING_SUCCESS if a string token was successfully parsed; or
766  *          PARSE_STRING_FAILURE if the data was invalid due to a missing
767  *          closing quote; or PARSE_STRING_NONE if the line ended before the
768  *          beginning of a string token was found.
769  */
770 static int
771 parse_string(tchar **line_p, size_t *len_p, tchar **fn_ret)
772 {
773         size_t len = *len_p;
774         tchar *line = *line_p;
775         tchar *fn;
776         tchar quote_char;
777
778         /* Skip leading whitespace */
779         for (;;) {
780                 if (len == 0)
781                         return PARSE_STRING_NONE;
782                 if (!istspace(*line) && *line != T('\0'))
783                         break;
784                 line++;
785                 len--;
786         }
787         quote_char = *line;
788         if (quote_char == T('"') || quote_char == T('\'')) {
789                 /* Quoted string */
790                 line++;
791                 len--;
792                 fn = line;
793                 line = tmemchr(line, quote_char, len);
794                 if (!line) {
795                         imagex_error(T("Missing closing quote: %"TS), fn - 1);
796                         return PARSE_STRING_FAILURE;
797                 }
798         } else {
799                 /* Unquoted string.  Go until whitespace.  Line is terminated
800                  * by '\0', so no need to check 'len'. */
801                 fn = line;
802                 do {
803                         line++;
804                 } while (!istspace(*line) && *line != T('\0'));
805         }
806         *line = T('\0');
807         len -= line - fn;
808         *len_p = len;
809         *line_p = line;
810         *fn_ret = fn;
811         return PARSE_STRING_SUCCESS;
812 }
813
814 /* Parses a line of data (not an empty line or comment) in the source list file
815  * format.  (See the man page for 'wimlib-imagex capture' for details on this
816  * format and the meaning.)
817  *
818  * @line:  Line of data to be parsed.  line[len - 1] must be '\0', unless
819  *         len == 0.  The data in @line will be modified by this function call.
820  *
821  * @len:   Length of the line of data.
822  *
823  * @source:  On success, the capture source and target described by the line is
824  *           written into this destination.  Note that it will contain pointers
825  *           to data in the @line array.
826  *
827  * Returns true if the line was valid; false otherwise.  */
828 static bool
829 parse_source_list_line(tchar *line, size_t len,
830                        struct wimlib_capture_source *source)
831 {
832         /* SOURCE [DEST] */
833         int ret;
834         ret = parse_string(&line, &len, &source->fs_source_path);
835         if (ret != PARSE_STRING_SUCCESS)
836                 return false;
837         ret = parse_string(&line, &len, &source->wim_target_path);
838         if (ret == PARSE_STRING_NONE)
839                 source->wim_target_path = source->fs_source_path;
840         return ret != PARSE_STRING_FAILURE;
841 }
842
843 /* Returns %true if the given line of length @len > 0 is a comment or empty line
844  * in the source list file format. */
845 static bool
846 is_comment_line(const tchar *line, size_t len)
847 {
848         for (;;) {
849                 if (*line == T('#') || *line == T(';'))
850                         return true;
851                 if (!istspace(*line) && *line != T('\0'))
852                         return false;
853                 ++line;
854                 --len;
855                 if (len == 0)
856                         return true;
857         }
858 }
859
860 static ssize_t
861 text_file_count_lines(tchar **contents_p, size_t *nchars_p)
862 {
863         ssize_t nlines = 0;
864         tchar *contents = *contents_p;
865         size_t nchars = *nchars_p;
866         size_t i;
867
868         for (i = 0; i < nchars; i++)
869                 if (contents[i] == T('\n'))
870                         nlines++;
871
872         /* Handle last line not terminated by a newline */
873         if (nchars != 0 && contents[nchars - 1] != T('\n')) {
874                 contents = realloc(contents, (nchars + 1) * sizeof(tchar));
875                 if (!contents) {
876                         imagex_error(T("Out of memory!"));
877                         return -1;
878                 }
879                 contents[nchars] = T('\n');
880                 *contents_p = contents;
881                 nchars++;
882                 nlines++;
883         }
884         *nchars_p = nchars;
885         return nlines;
886 }
887
888 /* Parses a file in the source list format.  (See the man page for
889  * 'wimlib-imagex capture' for details on this format and the meaning.)
890  *
891  * @source_list_contents:  Contents of the source list file.  Note that this
892  *                         buffer will be modified to save memory allocations,
893  *                         and cannot be freed until the returned array of
894  *                         wimlib_capture_source's has also been freed.
895  *
896  * @source_list_nbytes:    Number of bytes of data in the @source_list_contents
897  *                         buffer.
898  *
899  * @nsources_ret:          On success, the length of the returned array is
900  *                         returned here.
901  *
902  * Returns:   An array of `struct wimlib_capture_source's that can be passed to
903  * the wimlib_add_image_multisource() function to specify how a WIM image is to
904  * be created.  */
905 static struct wimlib_capture_source *
906 parse_source_list(tchar **source_list_contents_p, size_t source_list_nchars,
907                   size_t *nsources_ret)
908 {
909         ssize_t nlines;
910         tchar *p;
911         struct wimlib_capture_source *sources;
912         size_t i, j;
913
914         nlines = text_file_count_lines(source_list_contents_p,
915                                        &source_list_nchars);
916         if (nlines < 0)
917                 return NULL;
918
919         /* Always allocate at least 1 slot, just in case the implementation of
920          * calloc() returns NULL if 0 bytes are requested. */
921         sources = calloc(nlines ?: 1, sizeof(*sources));
922         if (!sources) {
923                 imagex_error(T("out of memory"));
924                 return NULL;
925         }
926         p = *source_list_contents_p;
927         j = 0;
928         for (i = 0; i < nlines; i++) {
929                 /* XXX: Could use rawmemchr() here instead, but it may not be
930                  * available on all platforms. */
931                 tchar *endp = tmemchr(p, T('\n'), source_list_nchars);
932                 size_t len = endp - p + 1;
933                 *endp = T('\0');
934                 if (!is_comment_line(p, len)) {
935                         if (!parse_source_list_line(p, len, &sources[j++])) {
936                                 free(sources);
937                                 return NULL;
938                         }
939                 }
940                 p = endp + 1;
941
942         }
943         *nsources_ret = j;
944         return sources;
945 }
946
947 /* Reads the contents of a file into memory. */
948 static char *
949 file_get_contents(const tchar *filename, size_t *len_ret)
950 {
951         struct stat stbuf;
952         void *buf = NULL;
953         size_t len;
954         FILE *fp;
955
956         if (tstat(filename, &stbuf) != 0) {
957                 imagex_error_with_errno(T("Failed to stat the file \"%"TS"\""), filename);
958                 goto out;
959         }
960         len = stbuf.st_size;
961
962         fp = tfopen(filename, T("rb"));
963         if (!fp) {
964                 imagex_error_with_errno(T("Failed to open the file \"%"TS"\""), filename);
965                 goto out;
966         }
967
968         buf = malloc(len ? len : 1);
969         if (!buf) {
970                 imagex_error(T("Failed to allocate buffer of %zu bytes to hold "
971                                "contents of file \"%"TS"\""), len, filename);
972                 goto out_fclose;
973         }
974         if (fread(buf, 1, len, fp) != len) {
975                 imagex_error_with_errno(T("Failed to read %zu bytes from the "
976                                           "file \"%"TS"\""), len, filename);
977                 goto out_free_buf;
978         }
979         *len_ret = len;
980         goto out_fclose;
981 out_free_buf:
982         free(buf);
983         buf = NULL;
984 out_fclose:
985         fclose(fp);
986 out:
987         return buf;
988 }
989
990 /* Read standard input until EOF and return the full contents in a malloc()ed
991  * buffer and the number of bytes of data in @len_ret.  Returns NULL on read
992  * error. */
993 static char *
994 stdin_get_contents(size_t *len_ret)
995 {
996         /* stdin can, of course, be a pipe or other non-seekable file, so the
997          * total length of the data cannot be pre-determined */
998         char *buf = NULL;
999         size_t newlen = 1024;
1000         size_t pos = 0;
1001         size_t inc = 1024;
1002         for (;;) {
1003                 char *p = realloc(buf, newlen);
1004                 size_t bytes_read, bytes_to_read;
1005                 if (!p) {
1006                         imagex_error(T("out of memory while reading stdin"));
1007                         break;
1008                 }
1009                 buf = p;
1010                 bytes_to_read = newlen - pos;
1011                 bytes_read = fread(&buf[pos], 1, bytes_to_read, stdin);
1012                 pos += bytes_read;
1013                 if (bytes_read != bytes_to_read) {
1014                         if (feof(stdin)) {
1015                                 *len_ret = pos;
1016                                 return buf;
1017                         } else {
1018                                 imagex_error_with_errno(T("error reading stdin"));
1019                                 break;
1020                         }
1021                 }
1022                 newlen += inc;
1023                 inc *= 3;
1024                 inc /= 2;
1025         }
1026         free(buf);
1027         return NULL;
1028 }
1029
1030
1031 static tchar *
1032 translate_text_to_tstr(char *text, size_t num_bytes, size_t *num_tchars_ret)
1033 {
1034 #ifndef __WIN32__
1035         /* On non-Windows, assume an ASCII-compatible encoding, such as UTF-8.
1036          * */
1037         *num_tchars_ret = num_bytes;
1038         return text;
1039 #else /* !__WIN32__ */
1040         /* On Windows, translate the text to UTF-16LE */
1041         wchar_t *text_wstr;
1042         size_t num_wchars;
1043
1044         if (num_bytes >= 2 &&
1045             (((unsigned char)text[0] == 0xff && (unsigned char)text[1] == 0xfe) ||
1046              ((unsigned char)text[0] <= 0x7f && (unsigned char)text[1] == 0x00)))
1047         {
1048                 /* File begins with 0xfeff, the BOM for UTF-16LE, or it begins
1049                  * with something that looks like an ASCII character encoded as
1050                  * a UTF-16LE code unit.  Assume the file is encoded as
1051                  * UTF-16LE.  This is not a 100% reliable check. */
1052                 num_wchars = num_bytes / 2;
1053                 text_wstr = (wchar_t*)text;
1054         } else {
1055                 /* File does not look like UTF-16LE.  Assume it is encoded in
1056                  * the current Windows code page.  I think these are always
1057                  * ASCII-compatible, so any so-called "plain-text" (ASCII) files
1058                  * should work as expected. */
1059                 text_wstr = win32_mbs_to_wcs(text,
1060                                              num_bytes,
1061                                              &num_wchars);
1062                 free(text);
1063         }
1064         *num_tchars_ret = num_wchars;
1065         return text_wstr;
1066 #endif /* __WIN32__ */
1067 }
1068
1069 static tchar *
1070 file_get_text_contents(const tchar *filename, size_t *num_tchars_ret)
1071 {
1072         char *contents;
1073         size_t num_bytes;
1074
1075         contents = file_get_contents(filename, &num_bytes);
1076         if (!contents)
1077                 return NULL;
1078         return translate_text_to_tstr(contents, num_bytes, num_tchars_ret);
1079 }
1080
1081 static tchar *
1082 stdin_get_text_contents(size_t *num_tchars_ret)
1083 {
1084         char *contents;
1085         size_t num_bytes;
1086
1087         contents = stdin_get_contents(&num_bytes);
1088         if (!contents)
1089                 return NULL;
1090         return translate_text_to_tstr(contents, num_bytes, num_tchars_ret);
1091 }
1092
1093 #define TO_PERCENT(numerator, denominator) \
1094         (((denominator) == 0) ? 0 : ((numerator) * 100 / (denominator)))
1095
1096 #define GIBIBYTE_MIN_NBYTES 10000000000ULL
1097 #define MEBIBYTE_MIN_NBYTES 10000000ULL
1098 #define KIBIBYTE_MIN_NBYTES 10000ULL
1099
1100 static unsigned
1101 get_unit(uint64_t total_bytes, const tchar **name_ret)
1102 {
1103         if (total_bytes >= GIBIBYTE_MIN_NBYTES) {
1104                 *name_ret = T("GiB");
1105                 return 30;
1106         } else if (total_bytes >= MEBIBYTE_MIN_NBYTES) {
1107                 *name_ret = T("MiB");
1108                 return 20;
1109         } else if (total_bytes >= KIBIBYTE_MIN_NBYTES) {
1110                 *name_ret = T("KiB");
1111                 return 10;
1112         } else {
1113                 *name_ret = T("bytes");
1114                 return 0;
1115         }
1116 }
1117
1118 static struct wimlib_progress_info_scan last_scan_progress;
1119
1120 static void
1121 report_scan_progress(const struct wimlib_progress_info_scan *scan, bool done)
1122 {
1123         uint64_t prev_count, cur_count;
1124
1125         prev_count = last_scan_progress.num_nondirs_scanned +
1126                      last_scan_progress.num_dirs_scanned;
1127         cur_count = scan->num_nondirs_scanned + scan->num_dirs_scanned;
1128
1129         if (done || prev_count == 0 || cur_count >= prev_count + 100 ||
1130             cur_count % 128 == 0)
1131         {
1132                 unsigned unit_shift;
1133                 const tchar *unit_name;
1134
1135                 unit_shift = get_unit(scan->num_bytes_scanned, &unit_name);
1136                 imagex_printf(T("\r%"PRIu64" %"TS" scanned (%"PRIu64" files, "
1137                                 "%"PRIu64" directories)    "),
1138                               scan->num_bytes_scanned >> unit_shift,
1139                               unit_name,
1140                               scan->num_nondirs_scanned,
1141                               scan->num_dirs_scanned);
1142                 last_scan_progress = *scan;
1143         }
1144 }
1145 /* Progress callback function passed to various wimlib functions. */
1146 static enum wimlib_progress_status
1147 imagex_progress_func(enum wimlib_progress_msg msg,
1148                      union wimlib_progress_info *info,
1149                      void *_ignored_context)
1150 {
1151         unsigned percent_done;
1152         unsigned unit_shift;
1153         const tchar *unit_name;
1154
1155         if (imagex_be_quiet)
1156                 return WIMLIB_PROGRESS_STATUS_CONTINUE;
1157         switch (msg) {
1158         case WIMLIB_PROGRESS_MSG_WRITE_STREAMS:
1159                 {
1160                         static bool first = true;
1161                         if (first) {
1162                                 imagex_printf(T("Writing %"TS"-compressed data "
1163                                                 "using %u thread%"TS"\n"),
1164                                               wimlib_get_compression_type_string(
1165                                                         info->write_streams.compression_type),
1166                                         info->write_streams.num_threads,
1167                                         (info->write_streams.num_threads == 1) ? T("") : T("s"));
1168                                 first = false;
1169                         }
1170                 }
1171                 unit_shift = get_unit(info->write_streams.total_bytes, &unit_name);
1172                 percent_done = TO_PERCENT(info->write_streams.completed_bytes,
1173                                           info->write_streams.total_bytes);
1174
1175                 imagex_printf(T("\r%"PRIu64" %"TS" of %"PRIu64" %"TS" (uncompressed) "
1176                         "written (%u%% done)"),
1177                         info->write_streams.completed_bytes >> unit_shift,
1178                         unit_name,
1179                         info->write_streams.total_bytes >> unit_shift,
1180                         unit_name,
1181                         percent_done);
1182                 if (info->write_streams.completed_bytes >= info->write_streams.total_bytes)
1183                         imagex_printf(T("\n"));
1184                 break;
1185         case WIMLIB_PROGRESS_MSG_SCAN_BEGIN:
1186                 imagex_printf(T("Scanning \"%"TS"\""), info->scan.source);
1187                 if (WIMLIB_IS_WIM_ROOT_PATH(info->scan.wim_target_path)) {
1188                         imagex_printf(T("\n"));
1189                 } else {
1190                         imagex_printf(T(" (loading as WIM path: \"%"TS"\")...\n"),
1191                                       info->scan.wim_target_path);
1192                 }
1193                 memset(&last_scan_progress, 0, sizeof(last_scan_progress));
1194                 break;
1195         case WIMLIB_PROGRESS_MSG_SCAN_DENTRY:
1196                 switch (info->scan.status) {
1197                 case WIMLIB_SCAN_DENTRY_OK:
1198                         report_scan_progress(&info->scan, false);
1199                         break;
1200                 case WIMLIB_SCAN_DENTRY_EXCLUDED:
1201                         imagex_printf(T("\nExcluding \"%"TS"\" from capture\n"), info->scan.cur_path);
1202                         break;
1203                 case WIMLIB_SCAN_DENTRY_UNSUPPORTED:
1204                         imagex_printf(T("\nWARNING: Excluding unsupported file or directory\n"
1205                                         "         \"%"TS"\" from capture\n"), info->scan.cur_path);
1206                         break;
1207                 case WIMLIB_SCAN_DENTRY_FIXED_SYMLINK:
1208                         /* Symlink fixups are enabled by default.  This is
1209                          * mainly intended for Windows, which for some reason
1210                          * uses absolute junctions (with drive letters!) in the
1211                          * default installation.  On UNIX-like systems, warn the
1212                          * user when fixing the target of an absolute symbolic
1213                          * link, so they know to disable this if they want.  */
1214                 #ifndef __WIN32__
1215                         imagex_printf(T("\nWARNING: Adjusted target of "
1216                                         "absolute symbolic link \"%"TS"\"\n"
1217                                         "           (Use --norpfix to capture "
1218                                         "absolute symbolic links as-is)\n"),
1219                                         info->scan.cur_path);
1220                 #endif
1221                         break;
1222                 default:
1223                         break;
1224                 }
1225                 break;
1226         case WIMLIB_PROGRESS_MSG_SCAN_END:
1227                 report_scan_progress(&info->scan, true);
1228                 imagex_printf(T("\n"));
1229                 break;
1230         case WIMLIB_PROGRESS_MSG_VERIFY_INTEGRITY:
1231                 unit_shift = get_unit(info->integrity.total_bytes, &unit_name);
1232                 percent_done = TO_PERCENT(info->integrity.completed_bytes,
1233                                           info->integrity.total_bytes);
1234                 imagex_printf(T("\rVerifying integrity of \"%"TS"\": %"PRIu64" %"TS" "
1235                         "of %"PRIu64" %"TS" (%u%%) done"),
1236                         info->integrity.filename,
1237                         info->integrity.completed_bytes >> unit_shift,
1238                         unit_name,
1239                         info->integrity.total_bytes >> unit_shift,
1240                         unit_name,
1241                         percent_done);
1242                 if (info->integrity.completed_bytes == info->integrity.total_bytes)
1243                         imagex_printf(T("\n"));
1244                 break;
1245         case WIMLIB_PROGRESS_MSG_CALC_INTEGRITY:
1246                 unit_shift = get_unit(info->integrity.total_bytes, &unit_name);
1247                 percent_done = TO_PERCENT(info->integrity.completed_bytes,
1248                                           info->integrity.total_bytes);
1249                 imagex_printf(T("\rCalculating integrity table for WIM: %"PRIu64" %"TS" "
1250                           "of %"PRIu64" %"TS" (%u%%) done"),
1251                         info->integrity.completed_bytes >> unit_shift,
1252                         unit_name,
1253                         info->integrity.total_bytes >> unit_shift,
1254                         unit_name,
1255                         percent_done);
1256                 if (info->integrity.completed_bytes == info->integrity.total_bytes)
1257                         imagex_printf(T("\n"));
1258                 break;
1259         case WIMLIB_PROGRESS_MSG_EXTRACT_IMAGE_BEGIN:
1260                 imagex_printf(T("Applying image %d (\"%"TS"\") from \"%"TS"\" "
1261                           "to %"TS" \"%"TS"\"\n"),
1262                         info->extract.image,
1263                         info->extract.image_name,
1264                         info->extract.wimfile_name,
1265                         ((info->extract.extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) ?
1266                          T("NTFS volume") : T("directory")),
1267                         info->extract.target);
1268                 break;
1269         case WIMLIB_PROGRESS_MSG_EXTRACT_FILE_STRUCTURE:
1270                 if (info->extract.end_file_count >= 2000) {
1271                         percent_done = TO_PERCENT(info->extract.current_file_count,
1272                                                   info->extract.end_file_count);
1273                         imagex_printf(T("\rCreating files: %"PRIu64" of %"PRIu64" (%u%%) done"),
1274                                       info->extract.current_file_count,
1275                                       info->extract.end_file_count, percent_done);
1276                         if (info->extract.current_file_count == info->extract.end_file_count)
1277                                 imagex_printf(T("\n"));
1278                 }
1279                 break;
1280         case WIMLIB_PROGRESS_MSG_EXTRACT_STREAMS:
1281                 percent_done = TO_PERCENT(info->extract.completed_bytes,
1282                                           info->extract.total_bytes);
1283                 unit_shift = get_unit(info->extract.total_bytes, &unit_name);
1284                 imagex_printf(T("\rExtracting file data: "
1285                           "%"PRIu64" %"TS" of %"PRIu64" %"TS" (%u%%) done"),
1286                         info->extract.completed_bytes >> unit_shift,
1287                         unit_name,
1288                         info->extract.total_bytes >> unit_shift,
1289                         unit_name,
1290                         percent_done);
1291                 if (info->extract.completed_bytes >= info->extract.total_bytes)
1292                         imagex_printf(T("\n"));
1293                 break;
1294         case WIMLIB_PROGRESS_MSG_EXTRACT_METADATA:
1295                 if (info->extract.end_file_count >= 2000) {
1296                         percent_done = TO_PERCENT(info->extract.current_file_count,
1297                                                   info->extract.end_file_count);
1298                         imagex_printf(T("\rApplying metadata to files: %"PRIu64" of %"PRIu64" (%u%%) done"),
1299                                       info->extract.current_file_count,
1300                                       info->extract.end_file_count, percent_done);
1301                         if (info->extract.current_file_count == info->extract.end_file_count)
1302                                 imagex_printf(T("\n"));
1303                 }
1304                 break;
1305         case WIMLIB_PROGRESS_MSG_EXTRACT_SPWM_PART_BEGIN:
1306                 if (info->extract.total_parts != 1) {
1307                         imagex_printf(T("\nReading split pipable WIM part %u of %u\n"),
1308                                       info->extract.part_number,
1309                                       info->extract.total_parts);
1310                 }
1311                 break;
1312         case WIMLIB_PROGRESS_MSG_SPLIT_BEGIN_PART:
1313                 percent_done = TO_PERCENT(info->split.completed_bytes,
1314                                           info->split.total_bytes);
1315                 unit_shift = get_unit(info->split.total_bytes, &unit_name);
1316                 imagex_printf(T("Writing \"%"TS"\" (part %u of %u): %"PRIu64" %"TS" of "
1317                           "%"PRIu64" %"TS" (%u%%) written\n"),
1318                         info->split.part_name,
1319                         info->split.cur_part_number,
1320                         info->split.total_parts,
1321                         info->split.completed_bytes >> unit_shift,
1322                         unit_name,
1323                         info->split.total_bytes >> unit_shift,
1324                         unit_name,
1325                         percent_done);
1326                 break;
1327         case WIMLIB_PROGRESS_MSG_SPLIT_END_PART:
1328                 if (info->split.completed_bytes == info->split.total_bytes) {
1329                         imagex_printf(T("Finished writing split WIM part %u of %u\n"),
1330                                 info->split.cur_part_number,
1331                                 info->split.total_parts);
1332                 }
1333                 break;
1334         case WIMLIB_PROGRESS_MSG_UPDATE_END_COMMAND:
1335                 switch (info->update.command->op) {
1336                 case WIMLIB_UPDATE_OP_DELETE:
1337                         imagex_printf(T("Deleted WIM path \"%"TS"\"\n"),
1338                                 info->update.command->delete_.wim_path);
1339                         break;
1340                 case WIMLIB_UPDATE_OP_RENAME:
1341                         imagex_printf(T("Renamed WIM path \"%"TS"\" => \"%"TS"\"\n"),
1342                                 info->update.command->rename.wim_source_path,
1343                                 info->update.command->rename.wim_target_path);
1344                         break;
1345                 case WIMLIB_UPDATE_OP_ADD:
1346                 default:
1347                         break;
1348                 }
1349                 break;
1350         case WIMLIB_PROGRESS_MSG_REPLACE_FILE_IN_WIM:
1351                 imagex_printf(T("Updating \"%"TS"\" in WIM image\n"),
1352                               info->replace.path_in_wim);
1353                 break;
1354         case WIMLIB_PROGRESS_MSG_WIMBOOT_EXCLUDE:
1355                 imagex_printf(T("\nExtracting \"%"TS"\" as normal file (not WIMBoot pointer)\n"),
1356                               info->wimboot_exclude.path_in_wim);
1357                 break;
1358         case WIMLIB_PROGRESS_MSG_UNMOUNT_BEGIN:
1359                 if (info->unmount.mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
1360                         if (info->unmount.unmount_flags & WIMLIB_UNMOUNT_FLAG_COMMIT) {
1361                                 imagex_printf(T("Committing changes to %"TS" (image %d)\n"),
1362                                               info->unmount.mounted_wim,
1363                                               info->unmount.mounted_image);
1364                         } else {
1365                                 imagex_printf(T("Discarding changes to %"TS" (image %d)\n"),
1366                                               info->unmount.mounted_wim,
1367                                               info->unmount.mounted_image);
1368                                 imagex_printf(T("\t(Use --commit to keep changes.)\n"));
1369                         }
1370                 }
1371                 break;
1372         case WIMLIB_PROGRESS_MSG_BEGIN_VERIFY_IMAGE:
1373                 imagex_printf(T("Verifying metadata for image %"PRIu32" of %"PRIu32"\n"),
1374                               info->verify_image.current_image,
1375                               info->verify_image.total_images);
1376                 break;
1377         case WIMLIB_PROGRESS_MSG_VERIFY_STREAMS:
1378                 percent_done = TO_PERCENT(info->verify_streams.completed_bytes,
1379                                           info->verify_streams.total_bytes);
1380                 unit_shift = get_unit(info->verify_streams.total_bytes, &unit_name);
1381                 imagex_printf(T("\rVerifying file data: "
1382                           "%"PRIu64" %"TS" of %"PRIu64" %"TS" (%u%%) done"),
1383                         info->verify_streams.completed_bytes >> unit_shift,
1384                         unit_name,
1385                         info->verify_streams.total_bytes >> unit_shift,
1386                         unit_name,
1387                         percent_done);
1388                 if (info->verify_streams.completed_bytes == info->verify_streams.total_bytes)
1389                         imagex_printf(T("\n"));
1390                 break;
1391         default:
1392                 break;
1393         }
1394         fflush(imagex_info_file);
1395         return WIMLIB_PROGRESS_STATUS_CONTINUE;
1396 }
1397
1398 static unsigned
1399 parse_num_threads(const tchar *optarg)
1400 {
1401         tchar *tmp;
1402         unsigned long ul_nthreads = tstrtoul(optarg, &tmp, 10);
1403         if (ul_nthreads >= UINT_MAX || *tmp || tmp == optarg) {
1404                 imagex_error(T("Number of threads must be a non-negative integer!"));
1405                 return UINT_MAX;
1406         } else {
1407                 return ul_nthreads;
1408         }
1409 }
1410
1411 static uint32_t
1412 parse_chunk_size(const tchar *optarg)
1413 {
1414         tchar *tmp;
1415         uint64_t chunk_size = tstrtoul(optarg, &tmp, 10);
1416         if (chunk_size == 0) {
1417                 imagex_error(T("Invalid chunk size specification; must be a positive integer\n"
1418                                "       with optional K, M, or G suffix"));
1419                 return UINT32_MAX;
1420         }
1421         if (*tmp) {
1422                 if (*tmp == T('k') || *tmp == T('K')) {
1423                         chunk_size <<= 10;
1424                         tmp++;
1425                 } else if (*tmp == T('m') || *tmp == T('M')) {
1426                         chunk_size <<= 20;
1427                         tmp++;
1428                 } else if (*tmp == T('g') || *tmp == T('G')) {
1429                         chunk_size <<= 30;
1430                         tmp++;
1431                 }
1432                 if (*tmp && !(*tmp == T('i') && *(tmp + 1) == T('B'))) {
1433                         imagex_error(T("Invalid chunk size specification; suffix must be K, M, or G"));
1434                         return UINT32_MAX;
1435                 }
1436         }
1437         if (chunk_size >= UINT32_MAX) {
1438                 imagex_error(T("Invalid chunk size specification; the value is too large!"));
1439                 return UINT32_MAX;
1440         }
1441         return chunk_size;
1442 }
1443
1444
1445 /*
1446  * Parse an option passed to an update command.
1447  *
1448  * @op:         One of WIMLIB_UPDATE_OP_* that indicates the command being
1449  *              parsed.
1450  *
1451  * @option:     Text string for the option (beginning with --)
1452  *
1453  * @cmd:        `struct wimlib_update_command' that is being constructed for
1454  *              this command.
1455  *
1456  * Returns true if the option was recognized; false if not.
1457  */
1458 static bool
1459 update_command_add_option(int op, const tchar *option,
1460                           struct wimlib_update_command *cmd)
1461 {
1462         bool recognized = true;
1463         switch (op) {
1464         case WIMLIB_UPDATE_OP_ADD:
1465                 if (!tstrcmp(option, T("--verbose")))
1466                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_VERBOSE;
1467                 else if (!tstrcmp(option, T("--unix-data")))
1468                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_UNIX_DATA;
1469                 else if (!tstrcmp(option, T("--no-acls")) || !tstrcmp(option, T("--noacls")))
1470                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_NO_ACLS;
1471                 else if (!tstrcmp(option, T("--strict-acls")))
1472                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_STRICT_ACLS;
1473                 else if (!tstrcmp(option, T("--dereference")))
1474                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_DEREFERENCE;
1475                 else if (!tstrcmp(option, T("--no-replace")))
1476                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_NO_REPLACE;
1477                 else
1478                         recognized = false;
1479                 break;
1480         case WIMLIB_UPDATE_OP_DELETE:
1481                 if (!tstrcmp(option, T("--force")))
1482                         cmd->delete_.delete_flags |= WIMLIB_DELETE_FLAG_FORCE;
1483                 else if (!tstrcmp(option, T("--recursive")))
1484                         cmd->delete_.delete_flags |= WIMLIB_DELETE_FLAG_RECURSIVE;
1485                 else
1486                         recognized = false;
1487                 break;
1488         default:
1489                 recognized = false;
1490                 break;
1491         }
1492         return recognized;
1493 }
1494
1495 /* How many nonoption arguments each `imagex update' command expects */
1496 static const unsigned update_command_num_nonoptions[] = {
1497         [WIMLIB_UPDATE_OP_ADD] = 2,
1498         [WIMLIB_UPDATE_OP_DELETE] = 1,
1499         [WIMLIB_UPDATE_OP_RENAME] = 2,
1500 };
1501
1502 static void
1503 update_command_add_nonoption(int op, const tchar *nonoption,
1504                              struct wimlib_update_command *cmd,
1505                              unsigned num_nonoptions)
1506 {
1507         switch (op) {
1508         case WIMLIB_UPDATE_OP_ADD:
1509                 if (num_nonoptions == 0)
1510                         cmd->add.fs_source_path = (tchar*)nonoption;
1511                 else
1512                         cmd->add.wim_target_path = (tchar*)nonoption;
1513                 break;
1514         case WIMLIB_UPDATE_OP_DELETE:
1515                 cmd->delete_.wim_path = (tchar*)nonoption;
1516                 break;
1517         case WIMLIB_UPDATE_OP_RENAME:
1518                 if (num_nonoptions == 0)
1519                         cmd->rename.wim_source_path = (tchar*)nonoption;
1520                 else
1521                         cmd->rename.wim_target_path = (tchar*)nonoption;
1522                 break;
1523         }
1524 }
1525
1526 /*
1527  * Parse a command passed on stdin to `imagex update'.
1528  *
1529  * @line:       Text of the command.
1530  * @len:        Length of the line, including a null terminator
1531  *              at line[len - 1].
1532  *
1533  * @command:    A `struct wimlib_update_command' to fill in from the parsed
1534  *              line.
1535  *
1536  * @line_number: Line number of the command, for diagnostics.
1537  *
1538  * Returns true on success; returns false on parse error.
1539  */
1540 static bool
1541 parse_update_command(tchar *line, size_t len,
1542                      struct wimlib_update_command *command,
1543                      size_t line_number)
1544 {
1545         int ret;
1546         tchar *command_name;
1547         int op;
1548         size_t num_nonoptions;
1549
1550         /* Get the command name ("add", "delete", "rename") */
1551         ret = parse_string(&line, &len, &command_name);
1552         if (ret != PARSE_STRING_SUCCESS)
1553                 return false;
1554
1555         if (!tstrcasecmp(command_name, T("add"))) {
1556                 op = WIMLIB_UPDATE_OP_ADD;
1557         } else if (!tstrcasecmp(command_name, T("delete"))) {
1558                 op = WIMLIB_UPDATE_OP_DELETE;
1559         } else if (!tstrcasecmp(command_name, T("rename"))) {
1560                 op = WIMLIB_UPDATE_OP_RENAME;
1561         } else {
1562                 imagex_error(T("Unknown update command \"%"TS"\" on line %zu"),
1563                              command_name, line_number);
1564                 return false;
1565         }
1566         command->op = op;
1567
1568         /* Parse additional options and non-options as needed */
1569         num_nonoptions = 0;
1570         for (;;) {
1571                 tchar *next_string;
1572
1573                 ret = parse_string(&line, &len, &next_string);
1574                 if (ret == PARSE_STRING_NONE) /* End of line */
1575                         break;
1576                 else if (ret != PARSE_STRING_SUCCESS) /* Parse failure */
1577                         return false;
1578                 if (next_string[0] == T('-') && next_string[1] == T('-')) {
1579                         /* Option */
1580                         if (!update_command_add_option(op, next_string, command))
1581                         {
1582                                 imagex_error(T("Unrecognized option \"%"TS"\" to "
1583                                                "update command \"%"TS"\" on line %zu"),
1584                                              next_string, command_name, line_number);
1585
1586                                 return false;
1587                         }
1588                 } else {
1589                         /* Nonoption */
1590                         if (num_nonoptions == update_command_num_nonoptions[op])
1591                         {
1592                                 imagex_error(T("Unexpected argument \"%"TS"\" in "
1593                                                "update command on line %zu\n"
1594                                                "       (The \"%"TS"\" command only "
1595                                                "takes %zu nonoption arguments!)\n"),
1596                                              next_string, line_number,
1597                                              command_name, num_nonoptions);
1598                                 return false;
1599                         }
1600                         update_command_add_nonoption(op, next_string,
1601                                                      command, num_nonoptions);
1602                         num_nonoptions++;
1603                 }
1604         }
1605
1606         if (num_nonoptions != update_command_num_nonoptions[op]) {
1607                 imagex_error(T("Not enough arguments to update command "
1608                                "\"%"TS"\" on line %zu"), command_name, line_number);
1609                 return false;
1610         }
1611         return true;
1612 }
1613
1614 static struct wimlib_update_command *
1615 parse_update_command_file(tchar **cmd_file_contents_p, size_t cmd_file_nchars,
1616                           size_t *num_cmds_ret)
1617 {
1618         ssize_t nlines;
1619         tchar *p;
1620         struct wimlib_update_command *cmds;
1621         size_t i, j;
1622
1623         nlines = text_file_count_lines(cmd_file_contents_p,
1624                                        &cmd_file_nchars);
1625         if (nlines < 0)
1626                 return NULL;
1627
1628         /* Always allocate at least 1 slot, just in case the implementation of
1629          * calloc() returns NULL if 0 bytes are requested. */
1630         cmds = calloc(nlines ?: 1, sizeof(struct wimlib_update_command));
1631         if (!cmds) {
1632                 imagex_error(T("out of memory"));
1633                 return NULL;
1634         }
1635         p = *cmd_file_contents_p;
1636         j = 0;
1637         for (i = 0; i < nlines; i++) {
1638                 /* XXX: Could use rawmemchr() here instead, but it may not be
1639                  * available on all platforms. */
1640                 tchar *endp = tmemchr(p, T('\n'), cmd_file_nchars);
1641                 size_t len = endp - p + 1;
1642                 *endp = T('\0');
1643                 if (!is_comment_line(p, len)) {
1644                         if (!parse_update_command(p, len, &cmds[j++], i + 1)) {
1645                                 free(cmds);
1646                                 return NULL;
1647                         }
1648                 }
1649                 p = endp + 1;
1650         }
1651         *num_cmds_ret = j;
1652         return cmds;
1653 }
1654
1655 /* Apply one image, or all images, from a WIM file to a directory, OR apply
1656  * one image from a WIM file to an NTFS volume.  */
1657 static int
1658 imagex_apply(int argc, tchar **argv, int cmd)
1659 {
1660         int c;
1661         int open_flags = 0;
1662         int image = WIMLIB_NO_IMAGE;
1663         WIMStruct *wim;
1664         struct wimlib_wim_info info;
1665         int ret;
1666         const tchar *wimfile;
1667         const tchar *target;
1668         const tchar *image_num_or_name = NULL;
1669         int extract_flags = 0;
1670
1671         STRING_SET(refglobs);
1672
1673         for_opt(c, apply_options) {
1674                 switch (c) {
1675                 case IMAGEX_CHECK_OPTION:
1676                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1677                         break;
1678                 case IMAGEX_VERBOSE_OPTION:
1679                         /* No longer does anything.  */
1680                         break;
1681                 case IMAGEX_REF_OPTION:
1682                         ret = string_set_append(&refglobs, optarg);
1683                         if (ret)
1684                                 goto out_free_refglobs;
1685                         break;
1686                 case IMAGEX_UNIX_DATA_OPTION:
1687                         extract_flags |= WIMLIB_EXTRACT_FLAG_UNIX_DATA;
1688                         break;
1689                 case IMAGEX_NO_ACLS_OPTION:
1690                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ACLS;
1691                         break;
1692                 case IMAGEX_STRICT_ACLS_OPTION:
1693                         extract_flags |= WIMLIB_EXTRACT_FLAG_STRICT_ACLS;
1694                         break;
1695                 case IMAGEX_NO_ATTRIBUTES_OPTION:
1696                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ATTRIBUTES;
1697                         break;
1698                 case IMAGEX_NORPFIX_OPTION:
1699                         extract_flags |= WIMLIB_EXTRACT_FLAG_NORPFIX;
1700                         break;
1701                 case IMAGEX_RPFIX_OPTION:
1702                         extract_flags |= WIMLIB_EXTRACT_FLAG_RPFIX;
1703                         break;
1704                 case IMAGEX_INCLUDE_INVALID_NAMES_OPTION:
1705                         extract_flags |= WIMLIB_EXTRACT_FLAG_REPLACE_INVALID_FILENAMES;
1706                         extract_flags |= WIMLIB_EXTRACT_FLAG_ALL_CASE_CONFLICTS;
1707                         break;
1708                 case IMAGEX_RESUME_OPTION:
1709                         extract_flags |= WIMLIB_EXTRACT_FLAG_RESUME;
1710                         break;
1711                 case IMAGEX_WIMBOOT_OPTION:
1712                         extract_flags |= WIMLIB_EXTRACT_FLAG_WIMBOOT;
1713                         break;
1714                 case IMAGEX_COMPACT_OPTION:
1715                         ret = set_compact_mode(optarg, &extract_flags);
1716                         if (ret)
1717                                 goto out_free_refglobs;
1718                         break;
1719                 default:
1720                         goto out_usage;
1721                 }
1722         }
1723         argc -= optind;
1724         argv += optind;
1725         if (argc != 2 && argc != 3)
1726                 goto out_usage;
1727
1728         wimfile = argv[0];
1729
1730         if (!tstrcmp(wimfile, T("-"))) {
1731                 /* Attempt to apply pipable WIM from standard input.  */
1732                 if (argc == 2) {
1733                         image_num_or_name = NULL;
1734                         target = argv[1];
1735                 } else {
1736                         image_num_or_name = argv[1];
1737                         target = argv[2];
1738                 }
1739                 wim = NULL;
1740         } else {
1741                 ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
1742                                                     imagex_progress_func, NULL);
1743                 if (ret)
1744                         goto out_free_refglobs;
1745
1746                 wimlib_get_wim_info(wim, &info);
1747
1748                 if (argc >= 3) {
1749                         /* Image explicitly specified.  */
1750                         image_num_or_name = argv[1];
1751                         image = wimlib_resolve_image(wim, image_num_or_name);
1752                         ret = verify_image_exists(image, image_num_or_name, wimfile);
1753                         if (ret)
1754                                 goto out_wimlib_free;
1755                         target = argv[2];
1756                 } else {
1757                         /* No image specified; default to image 1, but only if the WIM
1758                          * contains exactly one image.  */
1759
1760                         if (info.image_count != 1) {
1761                                 imagex_error(T("\"%"TS"\" contains %d images; "
1762                                                "Please select one (or all)."),
1763                                              wimfile, info.image_count);
1764                                 wimlib_free(wim);
1765                                 goto out_usage;
1766                         }
1767                         image = 1;
1768                         target = argv[1];
1769                 }
1770         }
1771
1772         if (refglobs.num_strings) {
1773                 if (wim == NULL) {
1774                         imagex_error(T("Can't specify --ref when applying from stdin!"));
1775                         ret = -1;
1776                         goto out_wimlib_free;
1777                 }
1778                 ret = wim_reference_globs(wim, &refglobs, open_flags);
1779                 if (ret)
1780                         goto out_wimlib_free;
1781         }
1782
1783 #ifndef __WIN32__
1784         {
1785                 /* Interpret a regular file or block device target as an NTFS
1786                  * volume.  */
1787                 struct stat stbuf;
1788
1789                 if (tstat(target, &stbuf)) {
1790                         if (errno != ENOENT) {
1791                                 imagex_error_with_errno(T("Failed to stat \"%"TS"\""),
1792                                                         target);
1793                                 ret = -1;
1794                                 goto out_wimlib_free;
1795                         }
1796                 } else {
1797                         if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode))
1798                                 extract_flags |= WIMLIB_EXTRACT_FLAG_NTFS;
1799                 }
1800         }
1801 #endif
1802
1803         if (wim) {
1804                 ret = wimlib_extract_image(wim, image, target, extract_flags);
1805         } else {
1806                 set_fd_to_binary_mode(STDIN_FILENO);
1807                 ret = wimlib_extract_image_from_pipe_with_progress(
1808                                            STDIN_FILENO,
1809                                            image_num_or_name,
1810                                            target,
1811                                            extract_flags,
1812                                            imagex_progress_func,
1813                                            NULL);
1814         }
1815         if (ret == 0) {
1816                 imagex_printf(T("Done applying WIM image.\n"));
1817         } else if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
1818                 if (wim) {
1819                         do_resource_not_found_warning(wimfile, &info, &refglobs);
1820                 } else {
1821                         imagex_error(T(        "If you are applying an image "
1822                                                "from a split pipable WIM,\n"
1823                                        "       make sure you have "
1824                                        "concatenated together all parts."));
1825                 }
1826         } else if (ret == WIMLIB_ERR_METADATA_NOT_FOUND && wim) {
1827                 do_metadata_not_found_warning(wimfile, &info);
1828         }
1829 out_wimlib_free:
1830         wimlib_free(wim);
1831 out_free_refglobs:
1832         string_set_destroy(&refglobs);
1833         return ret;
1834
1835 out_usage:
1836         usage(CMD_APPLY, stderr);
1837         ret = -1;
1838         goto out_free_refglobs;
1839 }
1840
1841 /* Create a WIM image from a directory tree, NTFS volume, or multiple files or
1842  * directory trees.  'wimlib-imagex capture': create a new WIM file containing
1843  * the desired image.  'wimlib-imagex append': add a new image to an existing
1844  * WIM file. */
1845 static int
1846 imagex_capture_or_append(int argc, tchar **argv, int cmd)
1847 {
1848         int c;
1849         int open_flags = 0;
1850         int add_flags = WIMLIB_ADD_FLAG_EXCLUDE_VERBOSE |
1851                         WIMLIB_ADD_FLAG_WINCONFIG |
1852                         WIMLIB_ADD_FLAG_VERBOSE;
1853         int write_flags = 0;
1854         int compression_type = WIMLIB_COMPRESSION_TYPE_INVALID;
1855         uint32_t chunk_size = UINT32_MAX;
1856         uint32_t solid_chunk_size = UINT32_MAX;
1857         int solid_ctype = WIMLIB_COMPRESSION_TYPE_INVALID;
1858         const tchar *wimfile;
1859         int wim_fd;
1860         const tchar *name;
1861         STRING_SET(image_properties);
1862
1863         WIMStruct *wim;
1864         STRING_SET(base_wimfiles);
1865         WIMStruct **base_wims;
1866
1867         WIMStruct *template_wim;
1868         const tchar *template_wimfile = NULL;
1869         const tchar *template_image_name_or_num = NULL;
1870         int template_image = WIMLIB_NO_IMAGE;
1871
1872         int ret;
1873         unsigned num_threads = 0;
1874
1875         tchar *source;
1876         tchar *source_copy;
1877
1878         tchar *config_file = NULL;
1879
1880         bool source_list = false;
1881         size_t source_list_nchars = 0;
1882         tchar *source_list_contents;
1883         bool capture_sources_malloced;
1884         struct wimlib_capture_source *capture_sources;
1885         size_t num_sources;
1886         bool name_defaulted;
1887
1888         for_opt(c, capture_or_append_options) {
1889                 switch (c) {
1890                 case IMAGEX_BOOT_OPTION:
1891                         add_flags |= WIMLIB_ADD_FLAG_BOOT;
1892                         break;
1893                 case IMAGEX_CHECK_OPTION:
1894                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1895                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
1896                         break;
1897                 case IMAGEX_NOCHECK_OPTION:
1898                         write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
1899                         break;
1900                 case IMAGEX_CONFIG_OPTION:
1901                         config_file = optarg;
1902                         add_flags &= ~WIMLIB_ADD_FLAG_WINCONFIG;
1903                         break;
1904                 case IMAGEX_COMPRESS_OPTION:
1905                         compression_type = get_compression_type(optarg);
1906                         if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
1907                                 goto out_err;
1908                         break;
1909                 case IMAGEX_COMPRESS_SLOW_OPTION:
1910                         set_compress_slow();
1911                         break;
1912                 case IMAGEX_CHUNK_SIZE_OPTION:
1913                         chunk_size = parse_chunk_size(optarg);
1914                         if (chunk_size == UINT32_MAX)
1915                                 goto out_err;
1916                         break;
1917                 case IMAGEX_SOLID_CHUNK_SIZE_OPTION:
1918                         solid_chunk_size = parse_chunk_size(optarg);
1919                         if (solid_chunk_size == UINT32_MAX)
1920                                 goto out_err;
1921                         break;
1922                 case IMAGEX_SOLID_COMPRESS_OPTION:
1923                         solid_ctype = get_compression_type(optarg);
1924                         if (solid_ctype == WIMLIB_COMPRESSION_TYPE_INVALID)
1925                                 goto out_err;
1926                         break;
1927                 case IMAGEX_SOLID_OPTION:
1928                         write_flags |= WIMLIB_WRITE_FLAG_SOLID;
1929                         break;
1930                 case IMAGEX_NO_SOLID_SORT_OPTION:
1931                         write_flags |= WIMLIB_WRITE_FLAG_NO_SOLID_SORT;
1932                         break;
1933                 case IMAGEX_FLAGS_OPTION: {
1934                         tchar *p = alloca((6 + tstrlen(optarg) + 1) * sizeof(tchar));
1935                         tsprintf(p, T("FLAGS=%"TS), optarg);
1936                         ret = string_set_append(&image_properties, p);
1937                         if (ret)
1938                                 goto out;
1939                         break;
1940                 }
1941                 case IMAGEX_IMAGE_PROPERTY_OPTION:
1942                         ret = append_image_property_argument(&image_properties);
1943                         if (ret)
1944                                 goto out;
1945                         break;
1946                 case IMAGEX_DEREFERENCE_OPTION:
1947                         add_flags |= WIMLIB_ADD_FLAG_DEREFERENCE;
1948                         break;
1949                 case IMAGEX_VERBOSE_OPTION:
1950                         /* No longer does anything.  */
1951                         break;
1952                 case IMAGEX_THREADS_OPTION:
1953                         num_threads = parse_num_threads(optarg);
1954                         if (num_threads == UINT_MAX)
1955                                 goto out_err;
1956                         break;
1957                 case IMAGEX_REBUILD_OPTION:
1958                         write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
1959                         break;
1960                 case IMAGEX_UNIX_DATA_OPTION:
1961                         add_flags |= WIMLIB_ADD_FLAG_UNIX_DATA;
1962                         break;
1963                 case IMAGEX_SOURCE_LIST_OPTION:
1964                         source_list = true;
1965                         break;
1966                 case IMAGEX_NO_ACLS_OPTION:
1967                         add_flags |= WIMLIB_ADD_FLAG_NO_ACLS;
1968                         break;
1969                 case IMAGEX_STRICT_ACLS_OPTION:
1970                         add_flags |= WIMLIB_ADD_FLAG_STRICT_ACLS;
1971                         break;
1972                 case IMAGEX_RPFIX_OPTION:
1973                         add_flags |= WIMLIB_ADD_FLAG_RPFIX;
1974                         break;
1975                 case IMAGEX_NORPFIX_OPTION:
1976                         add_flags |= WIMLIB_ADD_FLAG_NORPFIX;
1977                         break;
1978                 case IMAGEX_PIPABLE_OPTION:
1979                         write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
1980                         break;
1981                 case IMAGEX_NOT_PIPABLE_OPTION:
1982                         write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
1983                         break;
1984                 case IMAGEX_UPDATE_OF_OPTION:
1985                         if (template_image_name_or_num) {
1986                                 imagex_error(T("'--update-of' can only be "
1987                                                "specified one time!"));
1988                                 goto out_err;
1989                         } else {
1990                                 tchar *colon;
1991                                 colon = tstrrchr(optarg, T(':'));
1992
1993                                 if (colon) {
1994                                         template_wimfile = optarg;
1995                                         *colon = T('\0');
1996                                         template_image_name_or_num = colon + 1;
1997                                 } else {
1998                                         template_wimfile = NULL;
1999                                         template_image_name_or_num = optarg;
2000                                 }
2001                         }
2002                         break;
2003                 case IMAGEX_DELTA_FROM_OPTION:
2004                         if (cmd != CMD_CAPTURE) {
2005                                 imagex_error(T("'--delta-from' is only "
2006                                                "valid for capture!"));
2007                                 goto out_usage;
2008                         }
2009                         ret = string_set_append(&base_wimfiles, optarg);
2010                         if (ret)
2011                                 goto out;
2012                         write_flags |= WIMLIB_WRITE_FLAG_SKIP_EXTERNAL_WIMS;
2013                         break;
2014                 case IMAGEX_WIMBOOT_OPTION:
2015                         add_flags |= WIMLIB_ADD_FLAG_WIMBOOT;
2016                         break;
2017                 case IMAGEX_UNSAFE_COMPACT_OPTION:
2018                         if (cmd != CMD_APPEND) {
2019                                 imagex_error(T("'--unsafe-compact' is only "
2020                                                "valid for append!"));
2021                                 goto out_err;
2022                         }
2023                         write_flags |= WIMLIB_WRITE_FLAG_UNSAFE_COMPACT;
2024                         break;
2025                 default:
2026                         goto out_usage;
2027                 }
2028         }
2029         argc -= optind;
2030         argv += optind;
2031
2032         if (argc < 2 || argc > 4)
2033                 goto out_usage;
2034
2035         source = argv[0];
2036         wimfile = argv[1];
2037
2038         /* Set default compression type and parameters.  */
2039
2040
2041         if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID) {
2042                 /* No compression type specified.  Use the default.  */
2043
2044                 if (add_flags & WIMLIB_ADD_FLAG_WIMBOOT) {
2045                         /* With --wimboot, default to XPRESS compression.  */
2046                         compression_type = WIMLIB_COMPRESSION_TYPE_XPRESS;
2047                 } else if (write_flags & WIMLIB_WRITE_FLAG_SOLID) {
2048                         /* With --solid, default to LZMS compression.  (However,
2049                          * this will not affect solid resources!)  */
2050                         compression_type = WIMLIB_COMPRESSION_TYPE_LZMS;
2051                 } else {
2052                         /* Otherwise, default to LZX compression.  */
2053                         compression_type = WIMLIB_COMPRESSION_TYPE_LZX;
2054                 }
2055         }
2056
2057         if (!tstrcmp(wimfile, T("-"))) {
2058                 /* Writing captured WIM to standard output.  */
2059         #if 0
2060                 if (!(write_flags & WIMLIB_WRITE_FLAG_PIPABLE)) {
2061                         imagex_error("Can't write a non-pipable WIM to "
2062                                      "standard output!  Specify --pipable\n"
2063                                      "       if you want to create a pipable WIM "
2064                                      "(but read the docs first).");
2065                         goto out_err;
2066                 }
2067         #else
2068                 write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
2069         #endif
2070                 if (cmd == CMD_APPEND) {
2071                         imagex_error(T("Using standard output for append does "
2072                                        "not make sense."));
2073                         goto out_err;
2074                 }
2075                 wim_fd = STDOUT_FILENO;
2076                 wimfile = NULL;
2077                 imagex_info_file = stderr;
2078                 set_fd_to_binary_mode(wim_fd);
2079         }
2080
2081         /* If template image was specified using --update-of=IMAGE rather
2082          * than --update-of=WIMFILE:IMAGE, set the default WIMFILE.  */
2083         if (template_image_name_or_num && !template_wimfile) {
2084                 if (base_wimfiles.num_strings == 1) {
2085                         /* Capturing delta WIM based on single WIM:  default to
2086                          * base WIM.  */
2087                         template_wimfile = base_wimfiles.strings[0];
2088                 } else if (cmd == CMD_APPEND) {
2089                         /* Appending to WIM:  default to WIM being appended to.
2090                          */
2091                         template_wimfile = wimfile;
2092                 } else {
2093                         /* Capturing a normal (non-delta) WIM, so the WIM file
2094                          * *must* be explicitly specified.  */
2095                         if (base_wimfiles.num_strings > 1) {
2096                                 imagex_error(T("For capture of delta WIM "
2097                                                "based on multiple existing "
2098                                                "WIMs,\n"
2099                                                "      '--update-of' must "
2100                                                "specify WIMFILE:IMAGE!"));
2101                         } else {
2102                                 imagex_error(T("For capture of non-delta WIM, "
2103                                                "'--update-of' must specify "
2104                                                "WIMFILE:IMAGE!"));
2105                         }
2106                         goto out_usage;
2107                 }
2108         }
2109
2110         if (argc >= 3) {
2111                 name = argv[2];
2112                 name_defaulted = false;
2113         } else {
2114                 /* Set default name to SOURCE argument, omitting any directory
2115                  * prefixes and trailing slashes.  This requires making a copy
2116                  * of @source.  Leave some free characters at the end in case we
2117                  * append a number to keep the name unique. */
2118                 size_t source_name_len;
2119
2120                 source_name_len = tstrlen(source);
2121                 source_copy = alloca((source_name_len + 1 + 25) * sizeof(tchar));
2122                 name = tbasename(tstrcpy(source_copy, source));
2123                 name_defaulted = true;
2124         }
2125
2126         /* Image description (if given). */
2127         if (argc >= 4) {
2128                 tchar *p = alloca((12 + tstrlen(argv[3]) + 1) * sizeof(tchar));
2129                 tsprintf(p, T("DESCRIPTION=%"TS), argv[3]);
2130                 ret = string_set_append(&image_properties, p);
2131                 if (ret)
2132                         goto out;
2133         }
2134
2135         if (source_list) {
2136                 /* Set up capture sources in source list mode */
2137                 if (source[0] == T('-') && source[1] == T('\0')) {
2138                         source_list_contents = stdin_get_text_contents(&source_list_nchars);
2139                 } else {
2140                         source_list_contents = file_get_text_contents(source,
2141                                                                       &source_list_nchars);
2142                 }
2143                 if (!source_list_contents)
2144                         goto out_err;
2145
2146                 capture_sources = parse_source_list(&source_list_contents,
2147                                                     source_list_nchars,
2148                                                     &num_sources);
2149                 if (!capture_sources) {
2150                         ret = -1;
2151                         goto out_free_source_list_contents;
2152                 }
2153                 capture_sources_malloced = true;
2154         } else {
2155                 /* Set up capture source in non-source-list mode.  */
2156                 capture_sources = alloca(sizeof(struct wimlib_capture_source));
2157                 capture_sources[0].fs_source_path = source;
2158                 capture_sources[0].wim_target_path = WIMLIB_WIM_ROOT_PATH;
2159                 capture_sources[0].reserved = 0;
2160                 num_sources = 1;
2161                 capture_sources_malloced = false;
2162                 source_list_contents = NULL;
2163         }
2164
2165         /* Open the existing WIM, or create a new one.  */
2166         if (cmd == CMD_APPEND) {
2167                 ret = wimlib_open_wim_with_progress(wimfile,
2168                                                     open_flags | WIMLIB_OPEN_FLAG_WRITE_ACCESS,
2169                                                     &wim,
2170                                                     imagex_progress_func,
2171                                                     NULL);
2172                 if (ret)
2173                         goto out_free_capture_sources;
2174         } else {
2175                 ret = wimlib_create_new_wim(compression_type, &wim);
2176                 if (ret)
2177                         goto out_free_capture_sources;
2178                 wimlib_register_progress_function(wim, imagex_progress_func, NULL);
2179         }
2180
2181         /* Set chunk size if non-default.  */
2182         if (chunk_size != UINT32_MAX) {
2183                 ret = wimlib_set_output_chunk_size(wim, chunk_size);
2184                 if (ret)
2185                         goto out_free_wim;
2186         } else if ((add_flags & WIMLIB_ADD_FLAG_WIMBOOT)) {
2187
2188                 int ctype = compression_type;
2189
2190                 if (cmd == CMD_APPEND) {
2191                         struct wimlib_wim_info info;
2192                         wimlib_get_wim_info(wim, &info);
2193                         ctype = info.compression_type;
2194                 }
2195
2196                 if (ctype == WIMLIB_COMPRESSION_TYPE_XPRESS) {
2197                         ret = wimlib_set_output_chunk_size(wim, 4096);
2198                         if (ret)
2199                                 goto out_free_wim;
2200                 }
2201         }
2202         if (solid_ctype != WIMLIB_COMPRESSION_TYPE_INVALID) {
2203                 ret = wimlib_set_output_pack_compression_type(wim, solid_ctype);
2204                 if (ret)
2205                         goto out_free_wim;
2206         }
2207         if (solid_chunk_size != UINT32_MAX) {
2208                 ret = wimlib_set_output_pack_chunk_size(wim, solid_chunk_size);
2209                 if (ret)
2210                         goto out_free_wim;
2211         }
2212
2213 #ifndef __WIN32__
2214         /* Detect if source is regular file or block device and set NTFS volume
2215          * capture mode.  */
2216         if (!source_list) {
2217                 struct stat stbuf;
2218
2219                 if (tstat(source, &stbuf) == 0) {
2220                         if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
2221                                 imagex_printf(T("Capturing WIM image from NTFS "
2222                                           "filesystem on \"%"TS"\"\n"), source);
2223                                 add_flags |= WIMLIB_ADD_FLAG_NTFS;
2224                         }
2225                 } else {
2226                         if (errno != ENOENT) {
2227                                 imagex_error_with_errno(T("Failed to stat "
2228                                                           "\"%"TS"\""), source);
2229                                 ret = -1;
2230                                 goto out_free_wim;
2231                         }
2232                 }
2233         }
2234 #endif
2235
2236         /* If the user did not specify an image name, and the basename of the
2237          * source already exists as an image name in the WIM file, append a
2238          * suffix to make it unique. */
2239         if (cmd == CMD_APPEND && name_defaulted) {
2240                 unsigned long conflict_idx;
2241                 tchar *name_end = tstrchr(name, T('\0'));
2242                 for (conflict_idx = 1;
2243                      wimlib_image_name_in_use(wim, name);
2244                      conflict_idx++)
2245                 {
2246                         tsprintf(name_end, T(" (%lu)"), conflict_idx);
2247                 }
2248         }
2249
2250         /* If capturing a delta WIM, reference resources from the base WIMs
2251          * before adding the new image.  */
2252         if (base_wimfiles.num_strings) {
2253                 base_wims = calloc(base_wimfiles.num_strings,
2254                                    sizeof(base_wims[0]));
2255                 if (base_wims == NULL) {
2256                         imagex_error(T("Out of memory!"));
2257                         ret = -1;
2258                         goto out_free_wim;
2259                 }
2260
2261                 for (size_t i = 0; i < base_wimfiles.num_strings; i++) {
2262                         ret = wimlib_open_wim_with_progress(
2263                                     base_wimfiles.strings[i], open_flags,
2264                                     &base_wims[i], imagex_progress_func, NULL);
2265                         if (ret)
2266                                 goto out_free_base_wims;
2267
2268                 }
2269
2270                 ret = wimlib_reference_resources(wim, base_wims,
2271                                                  base_wimfiles.num_strings, 0);
2272                 if (ret)
2273                         goto out_free_base_wims;
2274
2275                 if (base_wimfiles.num_strings == 1) {
2276                         imagex_printf(T("Capturing delta WIM based on \"%"TS"\"\n"),
2277                                       base_wimfiles.strings[0]);
2278                 } else {
2279                         imagex_printf(T("Capturing delta WIM based on %u WIMs\n"),
2280                                       base_wimfiles.num_strings);
2281                 }
2282
2283         } else {
2284                 base_wims = NULL;
2285         }
2286
2287         /* If capturing or appending as an update of an existing (template) image,
2288          * open the WIM if needed and parse the image index.  */
2289         if (template_image_name_or_num) {
2290
2291
2292                 if (base_wimfiles.num_strings == 1 &&
2293                     template_wimfile == base_wimfiles.strings[0]) {
2294                         template_wim = base_wims[0];
2295                 } else if (template_wimfile == wimfile) {
2296                         template_wim = wim;
2297                 } else {
2298                         ret = wimlib_open_wim_with_progress(template_wimfile,
2299                                                             open_flags,
2300                                                             &template_wim,
2301                                                             imagex_progress_func,
2302                                                             NULL);
2303                         if (ret)
2304                                 goto out_free_base_wims;
2305                 }
2306
2307                 template_image = wimlib_resolve_image(template_wim,
2308                                                       template_image_name_or_num);
2309
2310                 if (template_image_name_or_num[0] == T('-')) {
2311                         tchar *tmp;
2312                         unsigned long n;
2313                         struct wimlib_wim_info info;
2314
2315                         wimlib_get_wim_info(template_wim, &info);
2316                         n = tstrtoul(template_image_name_or_num + 1, &tmp, 10);
2317                         if (n >= 1 && n <= info.image_count &&
2318                             *tmp == T('\0') &&
2319                             tmp != template_image_name_or_num + 1)
2320                         {
2321                                 template_image = info.image_count - (n - 1);
2322                         }
2323                 }
2324                 ret = verify_image_exists_and_is_single(template_image,
2325                                                         template_image_name_or_num,
2326                                                         template_wimfile);
2327                 if (ret)
2328                         goto out_free_template_wim;
2329         } else {
2330                 template_wim = NULL;
2331         }
2332
2333         ret = wimlib_add_image_multisource(wim,
2334                                            capture_sources,
2335                                            num_sources,
2336                                            name,
2337                                            config_file,
2338                                            add_flags);
2339         if (ret)
2340                 goto out_free_template_wim;
2341
2342         if (image_properties.num_strings || template_image_name_or_num) {
2343                 /* User asked to set additional image properties, or an image on
2344                  * which the added one is to be based has been specified with
2345                  * --update-of.  */
2346                 struct wimlib_wim_info info;
2347
2348                 wimlib_get_wim_info(wim, &info);
2349
2350                 ret = apply_image_properties(&image_properties, wim,
2351                                              info.image_count, NULL);
2352                 if (ret)
2353                         goto out_free_template_wim;
2354
2355                 /* Reference template image if the user provided one.  */
2356                 if (template_image_name_or_num) {
2357                         imagex_printf(T("Using image %d "
2358                                         "from \"%"TS"\" as template\n"),
2359                                         template_image, template_wimfile);
2360                         ret = wimlib_reference_template_image(wim,
2361                                                               info.image_count,
2362                                                               template_wim,
2363                                                               template_image,
2364                                                               0);
2365                         if (ret)
2366                                 goto out_free_template_wim;
2367                 }
2368         }
2369
2370         /* Write the new WIM or overwrite the existing WIM with the new image
2371          * appended.  */
2372         if (cmd == CMD_APPEND) {
2373                 ret = wimlib_overwrite(wim, write_flags, num_threads);
2374         } else if (wimfile) {
2375                 ret = wimlib_write(wim, wimfile, WIMLIB_ALL_IMAGES,
2376                                    write_flags, num_threads);
2377         } else {
2378                 ret = wimlib_write_to_fd(wim, wim_fd, WIMLIB_ALL_IMAGES,
2379                                          write_flags, num_threads);
2380         }
2381 out_free_template_wim:
2382         /* template_wim may alias base_wims[0] or wim.  */
2383         if ((base_wimfiles.num_strings != 1 || template_wim != base_wims[0]) &&
2384             template_wim != wim)
2385                 wimlib_free(template_wim);
2386 out_free_base_wims:
2387         for (size_t i = 0; i < base_wimfiles.num_strings; i++)
2388                 wimlib_free(base_wims[i]);
2389         free(base_wims);
2390 out_free_wim:
2391         wimlib_free(wim);
2392 out_free_capture_sources:
2393         if (capture_sources_malloced)
2394                 free(capture_sources);
2395 out_free_source_list_contents:
2396         free(source_list_contents);
2397 out:
2398         string_set_destroy(&image_properties);
2399         string_set_destroy(&base_wimfiles);
2400         return ret;
2401
2402 out_usage:
2403         usage(cmd, stderr);
2404 out_err:
2405         ret = -1;
2406         goto out;
2407 }
2408
2409 /* Remove image(s) from a WIM. */
2410 static int
2411 imagex_delete(int argc, tchar **argv, int cmd)
2412 {
2413         int c;
2414         int open_flags = WIMLIB_OPEN_FLAG_WRITE_ACCESS;
2415         int write_flags = 0;
2416         const tchar *wimfile;
2417         const tchar *image_num_or_name;
2418         WIMStruct *wim;
2419         int image;
2420         int ret;
2421
2422         for_opt(c, delete_options) {
2423                 switch (c) {
2424                 case IMAGEX_CHECK_OPTION:
2425                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
2426                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
2427                         break;
2428                 case IMAGEX_SOFT_OPTION:
2429                         write_flags |= WIMLIB_WRITE_FLAG_SOFT_DELETE;
2430                         break;
2431                 case IMAGEX_UNSAFE_COMPACT_OPTION:
2432                         write_flags |= WIMLIB_WRITE_FLAG_UNSAFE_COMPACT;
2433                         break;
2434                 default:
2435                         goto out_usage;
2436                 }
2437         }
2438         argc -= optind;
2439         argv += optind;
2440
2441         if (argc != 2) {
2442                 if (argc < 1)
2443                         imagex_error(T("Must specify a WIM file"));
2444                 if (argc < 2)
2445                         imagex_error(T("Must specify an image"));
2446                 goto out_usage;
2447         }
2448         wimfile = argv[0];
2449         image_num_or_name = argv[1];
2450
2451         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
2452                                             imagex_progress_func, NULL);
2453         if (ret)
2454                 goto out;
2455
2456         image = wimlib_resolve_image(wim, image_num_or_name);
2457
2458         ret = verify_image_exists(image, image_num_or_name, wimfile);
2459         if (ret)
2460                 goto out_wimlib_free;
2461
2462         ret = wimlib_delete_image(wim, image);
2463         if (ret) {
2464                 imagex_error(T("Failed to delete image from \"%"TS"\""),
2465                              wimfile);
2466                 goto out_wimlib_free;
2467         }
2468
2469         ret = wimlib_overwrite(wim, write_flags, 0);
2470         if (ret) {
2471                 imagex_error(T("Failed to write the file \"%"TS"\" with image "
2472                                "deleted"), wimfile);
2473         }
2474 out_wimlib_free:
2475         wimlib_free(wim);
2476 out:
2477         return ret;
2478
2479 out_usage:
2480         usage(CMD_DELETE, stderr);
2481         ret = -1;
2482         goto out;
2483 }
2484
2485 struct print_dentry_options {
2486         bool detailed;
2487 };
2488
2489 static void
2490 print_dentry_full_path(const struct wimlib_dir_entry *dentry)
2491 {
2492         tprintf(T("%"TS"\n"), dentry->full_path);
2493 }
2494
2495 static const struct {
2496         uint32_t flag;
2497         const tchar *name;
2498 } file_attr_flags[] = {
2499         {WIMLIB_FILE_ATTRIBUTE_READONLY,            T("READONLY")},
2500         {WIMLIB_FILE_ATTRIBUTE_HIDDEN,              T("HIDDEN")},
2501         {WIMLIB_FILE_ATTRIBUTE_SYSTEM,              T("SYSTEM")},
2502         {WIMLIB_FILE_ATTRIBUTE_DIRECTORY,           T("DIRECTORY")},
2503         {WIMLIB_FILE_ATTRIBUTE_ARCHIVE,             T("ARCHIVE")},
2504         {WIMLIB_FILE_ATTRIBUTE_DEVICE,              T("DEVICE")},
2505         {WIMLIB_FILE_ATTRIBUTE_NORMAL,              T("NORMAL")},
2506         {WIMLIB_FILE_ATTRIBUTE_TEMPORARY,           T("TEMPORARY")},
2507         {WIMLIB_FILE_ATTRIBUTE_SPARSE_FILE,         T("SPARSE_FILE")},
2508         {WIMLIB_FILE_ATTRIBUTE_REPARSE_POINT,       T("REPARSE_POINT")},
2509         {WIMLIB_FILE_ATTRIBUTE_COMPRESSED,          T("COMPRESSED")},
2510         {WIMLIB_FILE_ATTRIBUTE_OFFLINE,             T("OFFLINE")},
2511         {WIMLIB_FILE_ATTRIBUTE_NOT_CONTENT_INDEXED, T("NOT_CONTENT_INDEXED")},
2512         {WIMLIB_FILE_ATTRIBUTE_ENCRYPTED,           T("ENCRYPTED")},
2513         {WIMLIB_FILE_ATTRIBUTE_VIRTUAL,             T("VIRTUAL")},
2514 };
2515
2516 #define TIMESTR_MAX 100
2517
2518 static void
2519 timespec_to_string(const struct timespec *spec, tchar *buf)
2520 {
2521         time_t t = spec->tv_sec;
2522         struct tm tm;
2523         gmtime_r(&t, &tm);
2524         tstrftime(buf, TIMESTR_MAX, T("%a %b %d %H:%M:%S %Y UTC"), &tm);
2525         buf[TIMESTR_MAX - 1] = '\0';
2526 }
2527
2528 static void
2529 print_time(const tchar *type, const struct timespec *spec)
2530 {
2531         tchar timestr[TIMESTR_MAX];
2532
2533         timespec_to_string(spec, timestr);
2534
2535         tprintf(T("%-20"TS"= %"TS"\n"), type, timestr);
2536 }
2537
2538 static void print_byte_field(const uint8_t field[], size_t len)
2539 {
2540         while (len--)
2541                 tprintf(T("%02hhx"), *field++);
2542 }
2543
2544 static void
2545 print_wim_information(const tchar *wimfile, const struct wimlib_wim_info *info)
2546 {
2547         tchar attr_string[256];
2548         tchar *p;
2549
2550         tputs(T("WIM Information:"));
2551         tputs(T("----------------"));
2552         tprintf(T("Path:           %"TS"\n"), wimfile);
2553         tprintf(T("GUID:           0x"));
2554         print_byte_field(info->guid, sizeof(info->guid));
2555         tputchar(T('\n'));
2556         tprintf(T("Version:        %u\n"), info->wim_version);
2557         tprintf(T("Image Count:    %d\n"), info->image_count);
2558         tprintf(T("Compression:    %"TS"\n"),
2559                 wimlib_get_compression_type_string(info->compression_type));
2560         tprintf(T("Chunk Size:     %"PRIu32" bytes\n"),
2561                 info->chunk_size);
2562         tprintf(T("Part Number:    %d/%d\n"), info->part_number, info->total_parts);
2563         tprintf(T("Boot Index:     %d\n"), info->boot_index);
2564         tprintf(T("Size:           %"PRIu64" bytes\n"), info->total_bytes);
2565
2566         attr_string[0] = T('\0');
2567
2568         if (info->pipable)
2569                 tstrcat(attr_string, T("Pipable, "));
2570
2571         if (info->has_integrity_table)
2572                 tstrcat(attr_string, T("Integrity info, "));
2573
2574         if (info->has_rpfix)
2575                 tstrcat(attr_string, T("Relative path junction, "));
2576
2577         if (info->resource_only)
2578                 tstrcat(attr_string, T("Resource only, "));
2579
2580         if (info->metadata_only)
2581                 tstrcat(attr_string, T("Metadata only, "));
2582
2583         if (info->is_marked_readonly)
2584                 tstrcat(attr_string, T("Readonly, "));
2585
2586         p = tstrchr(attr_string, T('\0'));
2587         if (p >= &attr_string[2] && p[-1] == T(' ') && p[-2] == T(','))
2588                 p[-2] = T('\0');
2589
2590         tprintf(T("Attributes:     %"TS"\n\n"), attr_string);
2591 }
2592
2593 static int
2594 print_resource(const struct wimlib_resource_entry *resource,
2595                void *_ignore)
2596 {
2597         tprintf(T("Hash              = 0x"));
2598         print_byte_field(resource->sha1_hash, sizeof(resource->sha1_hash));
2599         tputchar(T('\n'));
2600
2601         if (!resource->is_missing) {
2602                 tprintf(T("Uncompressed size = %"PRIu64" bytes\n"),
2603                         resource->uncompressed_size);
2604                 if (resource->packed) {
2605                         tprintf(T("Solid resource    = %"PRIu64" => %"PRIu64" "
2606                                   "bytes @ offset %"PRIu64"\n"),
2607                                 resource->raw_resource_uncompressed_size,
2608                                 resource->raw_resource_compressed_size,
2609                                 resource->raw_resource_offset_in_wim);
2610
2611                         tprintf(T("Solid offset      = %"PRIu64" bytes\n"),
2612                                 resource->offset);
2613                 } else {
2614                         tprintf(T("Compressed size   = %"PRIu64" bytes\n"),
2615                                 resource->compressed_size);
2616
2617                         tprintf(T("Offset in WIM     = %"PRIu64" bytes\n"),
2618                                 resource->offset);
2619                 }
2620
2621                 tprintf(T("Part Number       = %u\n"), resource->part_number);
2622                 tprintf(T("Reference Count   = %u\n"), resource->reference_count);
2623
2624                 tprintf(T("Flags             = "));
2625                 if (resource->is_compressed)
2626                         tprintf(T("WIM_RESHDR_FLAG_COMPRESSED  "));
2627                 if (resource->is_metadata)
2628                         tprintf(T("WIM_RESHDR_FLAG_METADATA  "));
2629                 if (resource->is_free)
2630                         tprintf(T("WIM_RESHDR_FLAG_FREE  "));
2631                 if (resource->is_spanned)
2632                         tprintf(T("WIM_RESHDR_FLAG_SPANNED  "));
2633                 if (resource->packed)
2634                         tprintf(T("WIM_RESHDR_FLAG_SOLID  "));
2635                 tputchar(T('\n'));
2636         }
2637         tputchar(T('\n'));
2638         return 0;
2639 }
2640
2641 static void
2642 print_blobs(WIMStruct *wim)
2643 {
2644         wimlib_iterate_lookup_table(wim, 0, print_resource, NULL);
2645 }
2646
2647 static void
2648 default_print_security_descriptor(const uint8_t *sd, size_t size)
2649 {
2650         tprintf(T("Security Descriptor = "));
2651         print_byte_field(sd, size);
2652         tputchar(T('\n'));
2653 }
2654
2655 static void
2656 print_dentry_detailed(const struct wimlib_dir_entry *dentry)
2657 {
2658
2659         tprintf(T(
2660 "----------------------------------------------------------------------------\n"));
2661         tprintf(T("Full Path           = \"%"TS"\"\n"), dentry->full_path);
2662         if (dentry->dos_name)
2663                 tprintf(T("Short Name          = \"%"TS"\"\n"), dentry->dos_name);
2664         tprintf(T("Attributes          = 0x%08x\n"), dentry->attributes);
2665         for (size_t i = 0; i < ARRAY_LEN(file_attr_flags); i++)
2666                 if (file_attr_flags[i].flag & dentry->attributes)
2667                         tprintf(T("    FILE_ATTRIBUTE_%"TS" is set\n"),
2668                                 file_attr_flags[i].name);
2669
2670         if (dentry->security_descriptor) {
2671                 print_security_descriptor(dentry->security_descriptor,
2672                                           dentry->security_descriptor_size);
2673         }
2674
2675         print_time(T("Creation Time"), &dentry->creation_time);
2676         print_time(T("Last Write Time"), &dentry->last_write_time);
2677         print_time(T("Last Access Time"), &dentry->last_access_time);
2678
2679
2680         if (dentry->attributes & WIMLIB_FILE_ATTRIBUTE_REPARSE_POINT)
2681                 tprintf(T("Reparse Tag         = 0x%"PRIx32"\n"), dentry->reparse_tag);
2682
2683         tprintf(T("Link Group ID       = 0x%016"PRIx64"\n"), dentry->hard_link_group_id);
2684         tprintf(T("Link Count          = %"PRIu32"\n"), dentry->num_links);
2685
2686         if (dentry->unix_mode != 0) {
2687                 tprintf(T("UNIX Data           = uid:%"PRIu32" gid:%"PRIu32" "
2688                           "mode:0%"PRIo32" rdev:0x%"PRIx32"\n"),
2689                         dentry->unix_uid, dentry->unix_gid,
2690                         dentry->unix_mode, dentry->unix_rdev);
2691         }
2692
2693         for (uint32_t i = 0; i <= dentry->num_named_streams; i++) {
2694                 if (dentry->streams[i].stream_name) {
2695                         tprintf(T("\tNamed data stream \"%"TS"\":\n"),
2696                                 dentry->streams[i].stream_name);
2697                 } else if (dentry->attributes & WIMLIB_FILE_ATTRIBUTE_ENCRYPTED) {
2698                         tprintf(T("\tRaw encrypted data stream:\n"));
2699                 } else if (dentry->attributes & WIMLIB_FILE_ATTRIBUTE_REPARSE_POINT) {
2700                         tprintf(T("\tReparse point stream:\n"));
2701                 } else {
2702                         tprintf(T("\tUnnamed data stream:\n"));
2703                 }
2704                 print_resource(&dentry->streams[i].resource, NULL);
2705         }
2706 }
2707
2708 static int
2709 print_dentry(const struct wimlib_dir_entry *dentry, void *_options)
2710 {
2711         const struct print_dentry_options *options = _options;
2712         if (!options->detailed)
2713                 print_dentry_full_path(dentry);
2714         else
2715                 print_dentry_detailed(dentry);
2716         return 0;
2717 }
2718
2719 /* Print the files contained in an image(s) in a WIM file. */
2720 static int
2721 imagex_dir(int argc, tchar **argv, int cmd)
2722 {
2723         const tchar *wimfile;
2724         WIMStruct *wim = NULL;
2725         int image;
2726         int ret;
2727         const tchar *path = WIMLIB_WIM_ROOT_PATH;
2728         int c;
2729         struct print_dentry_options options = {
2730                 .detailed = false,
2731         };
2732         int iterate_flags = WIMLIB_ITERATE_DIR_TREE_FLAG_RECURSIVE;
2733
2734         STRING_SET(refglobs);
2735
2736         for_opt(c, dir_options) {
2737                 switch (c) {
2738                 case IMAGEX_PATH_OPTION:
2739                         path = optarg;
2740                         break;
2741                 case IMAGEX_DETAILED_OPTION:
2742                         options.detailed = true;
2743                         break;
2744                 case IMAGEX_ONE_FILE_ONLY_OPTION:
2745                         iterate_flags &= ~WIMLIB_ITERATE_DIR_TREE_FLAG_RECURSIVE;
2746                         break;
2747                 case IMAGEX_REF_OPTION:
2748                         ret = string_set_append(&refglobs, optarg);
2749                         if (ret)
2750                                 goto out_free_refglobs;
2751                         break;
2752                 default:
2753                         goto out_usage;
2754                 }
2755         }
2756         argc -= optind;
2757         argv += optind;
2758
2759         if (argc < 1) {
2760                 imagex_error(T("Must specify a WIM file"));
2761                 goto out_usage;
2762         }
2763         if (argc > 2) {
2764                 imagex_error(T("Too many arguments"));
2765                 goto out_usage;
2766         }
2767
2768         wimfile = argv[0];
2769         ret = wimlib_open_wim_with_progress(wimfile, 0, &wim,
2770                                             imagex_progress_func, NULL);
2771         if (ret)
2772                 goto out_free_refglobs;
2773
2774         if (argc >= 2) {
2775                 image = wimlib_resolve_image(wim, argv[1]);
2776                 ret = verify_image_exists(image, argv[1], wimfile);
2777                 if (ret)
2778                         goto out_wimlib_free;
2779         } else {
2780                 /* No image specified; default to image 1, but only if the WIM
2781                  * contains exactly one image.  */
2782
2783                 struct wimlib_wim_info info;
2784
2785                 wimlib_get_wim_info(wim, &info);
2786                 if (info.image_count != 1) {
2787                         imagex_error(T("\"%"TS"\" contains %d images; Please "
2788                                        "select one (or all)."),
2789                                      wimfile, info.image_count);
2790                         wimlib_free(wim);
2791                         goto out_usage;
2792                 }
2793                 image = 1;
2794         }
2795
2796         if (refglobs.num_strings) {
2797                 ret = wim_reference_globs(wim, &refglobs, 0);
2798                 if (ret)
2799                         goto out_wimlib_free;
2800         }
2801
2802         ret = wimlib_iterate_dir_tree(wim, image, path, iterate_flags,
2803                                       print_dentry, &options);
2804         if (ret == WIMLIB_ERR_METADATA_NOT_FOUND) {
2805                 struct wimlib_wim_info info;
2806
2807                 wimlib_get_wim_info(wim, &info);
2808                 do_metadata_not_found_warning(wimfile, &info);
2809         }
2810 out_wimlib_free:
2811         wimlib_free(wim);
2812 out_free_refglobs:
2813         string_set_destroy(&refglobs);
2814         return ret;
2815
2816 out_usage:
2817         usage(CMD_DIR, stderr);
2818         ret = -1;
2819         goto out_free_refglobs;
2820 }
2821
2822 /* Exports one, or all, images from a WIM file to a new WIM file or an existing
2823  * WIM file. */
2824 static int
2825 imagex_export(int argc, tchar **argv, int cmd)
2826 {
2827         int c;
2828         int open_flags = 0;
2829         int export_flags = WIMLIB_EXPORT_FLAG_GIFT;
2830         int write_flags = 0;
2831         int compression_type = WIMLIB_COMPRESSION_TYPE_INVALID;
2832         const tchar *src_wimfile;
2833         const tchar *src_image_num_or_name;
2834         const tchar *dest_wimfile;
2835         int dest_wim_fd;
2836         const tchar *dest_name;
2837         const tchar *dest_desc;
2838         WIMStruct *src_wim;
2839         struct wimlib_wim_info src_info;
2840         WIMStruct *dest_wim;
2841         int ret;
2842         int image;
2843         struct stat stbuf;
2844         bool wim_is_new;
2845         STRING_SET(refglobs);
2846         unsigned num_threads = 0;
2847         uint32_t chunk_size = UINT32_MAX;
2848         uint32_t solid_chunk_size = UINT32_MAX;
2849         int solid_ctype = WIMLIB_COMPRESSION_TYPE_INVALID;
2850
2851         for_opt(c, export_options) {
2852                 switch (c) {
2853                 case IMAGEX_BOOT_OPTION:
2854                         export_flags |= WIMLIB_EXPORT_FLAG_BOOT;
2855                         break;
2856                 case IMAGEX_CHECK_OPTION:
2857                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
2858                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
2859                         break;
2860                 case IMAGEX_NOCHECK_OPTION:
2861                         write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
2862                         break;
2863                 case IMAGEX_COMPRESS_OPTION:
2864                         compression_type = get_compression_type(optarg);
2865                         if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
2866                                 goto out_err;
2867                         break;
2868                 case IMAGEX_COMPRESS_SLOW_OPTION:
2869                         set_compress_slow();
2870                         write_flags |= WIMLIB_WRITE_FLAG_RECOMPRESS;
2871                         break;
2872                 case IMAGEX_RECOMPRESS_OPTION:
2873                         write_flags |= WIMLIB_WRITE_FLAG_RECOMPRESS;
2874                         break;
2875                 case IMAGEX_SOLID_OPTION:
2876                         write_flags |= WIMLIB_WRITE_FLAG_SOLID;
2877                         break;
2878                 case IMAGEX_NO_SOLID_SORT_OPTION:
2879                         write_flags |= WIMLIB_WRITE_FLAG_NO_SOLID_SORT;
2880                         break;
2881                 case IMAGEX_CHUNK_SIZE_OPTION:
2882                         chunk_size = parse_chunk_size(optarg);
2883                         if (chunk_size == UINT32_MAX)
2884                                 goto out_err;
2885                         break;
2886                 case IMAGEX_SOLID_CHUNK_SIZE_OPTION:
2887                         solid_chunk_size = parse_chunk_size(optarg);
2888                         if (solid_chunk_size == UINT32_MAX)
2889                                 goto out_err;
2890                         break;
2891                 case IMAGEX_SOLID_COMPRESS_OPTION:
2892                         solid_ctype = get_compression_type(optarg);
2893                         if (solid_ctype == WIMLIB_COMPRESSION_TYPE_INVALID)
2894                                 goto out_err;
2895                         break;
2896                 case IMAGEX_REF_OPTION:
2897                         ret = string_set_append(&refglobs, optarg);
2898                         if (ret)
2899                                 goto out_free_refglobs;
2900                         break;
2901                 case IMAGEX_THREADS_OPTION:
2902                         num_threads = parse_num_threads(optarg);
2903                         if (num_threads == UINT_MAX)
2904                                 goto out_err;
2905                         break;
2906                 case IMAGEX_REBUILD_OPTION:
2907                         write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
2908                         break;
2909                 case IMAGEX_PIPABLE_OPTION:
2910                         write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
2911                         break;
2912                 case IMAGEX_NOT_PIPABLE_OPTION:
2913                         write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
2914                         break;
2915                 case IMAGEX_WIMBOOT_OPTION:
2916                         export_flags |= WIMLIB_EXPORT_FLAG_WIMBOOT;
2917                         break;
2918                 case IMAGEX_UNSAFE_COMPACT_OPTION:
2919                         write_flags |= WIMLIB_WRITE_FLAG_UNSAFE_COMPACT;
2920                         break;
2921                 default:
2922                         goto out_usage;
2923                 }
2924         }
2925         argc -= optind;
2926         argv += optind;
2927         if (argc < 3 || argc > 5)
2928                 goto out_usage;
2929         src_wimfile           = argv[0];
2930         src_image_num_or_name = argv[1];
2931         dest_wimfile          = argv[2];
2932         dest_name             = (argc >= 4) ? argv[3] : NULL;
2933         dest_desc             = (argc >= 5) ? argv[4] : NULL;
2934         ret = wimlib_open_wim_with_progress(src_wimfile, open_flags, &src_wim,
2935                                             imagex_progress_func, NULL);
2936         if (ret)
2937                 goto out_free_refglobs;
2938
2939         wimlib_get_wim_info(src_wim, &src_info);
2940
2941         /* Determine if the destination is an existing file or not.  If so, we
2942          * try to append the exported image(s) to it; otherwise, we create a new
2943          * WIM containing the exported image(s).  Furthermore, determine if we
2944          * need to write a pipable WIM directly to standard output.  */
2945
2946         if (tstrcmp(dest_wimfile, T("-")) == 0) {
2947         #if 0
2948                 if (!(write_flags & WIMLIB_WRITE_FLAG_PIPABLE)) {
2949                         imagex_error("Can't write a non-pipable WIM to "
2950                                      "standard output!  Specify --pipable\n"
2951                                      "       if you want to create a pipable WIM "
2952                                      "(but read the docs first).");
2953                         ret = -1;
2954                         goto out_free_src_wim;
2955                 }
2956         #else
2957                 write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
2958         #endif
2959                 dest_wimfile = NULL;
2960                 dest_wim_fd = STDOUT_FILENO;
2961                 imagex_info_file = stderr;
2962                 set_fd_to_binary_mode(dest_wim_fd);
2963         }
2964         errno = ENOENT;
2965         if (dest_wimfile != NULL && tstat(dest_wimfile, &stbuf) == 0) {
2966                 wim_is_new = false;
2967                 /* Destination file exists. */
2968
2969                 if (!S_ISREG(stbuf.st_mode)) {
2970                         imagex_error(T("\"%"TS"\" is not a regular file"),
2971                                      dest_wimfile);
2972                         ret = -1;
2973                         goto out_free_src_wim;
2974                 }
2975                 ret = wimlib_open_wim_with_progress(dest_wimfile,
2976                                                     open_flags |
2977                                                         WIMLIB_OPEN_FLAG_WRITE_ACCESS,
2978                                                     &dest_wim,
2979                                                     imagex_progress_func,
2980                                                     NULL);
2981                 if (ret)
2982                         goto out_free_src_wim;
2983
2984                 if (compression_type != WIMLIB_COMPRESSION_TYPE_INVALID) {
2985                         /* The user specified a compression type, but we're
2986                          * exporting to an existing WIM.  Make sure the
2987                          * specified compression type is the same as the
2988                          * compression type of the existing destination WIM. */
2989                         struct wimlib_wim_info dest_info;
2990
2991                         wimlib_get_wim_info(dest_wim, &dest_info);
2992                         if (compression_type != dest_info.compression_type) {
2993                                 imagex_error(T("Cannot specify a compression type that is "
2994                                                "not the same as that used in the "
2995                                                "destination WIM"));
2996                                 ret = -1;
2997                                 goto out_free_dest_wim;
2998                         }
2999                 }
3000         } else {
3001                 wim_is_new = true;
3002
3003                 if (errno != ENOENT) {
3004                         imagex_error_with_errno(T("Cannot stat file \"%"TS"\""),
3005                                                 dest_wimfile);
3006                         ret = -1;
3007                         goto out_free_src_wim;
3008                 }
3009
3010                 if (write_flags & WIMLIB_WRITE_FLAG_UNSAFE_COMPACT) {
3011                         imagex_error(T("'--unsafe-compact' is only valid when "
3012                                        "exporting to an existing WIM file!"));
3013                         ret = -1;
3014                         goto out_free_src_wim;
3015                 }
3016
3017                 /* dest_wimfile is not an existing file, so create a new WIM. */
3018
3019                 if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID) {
3020                         /* The user did not specify a compression type; default
3021                          * to that of the source WIM, unless --solid or
3022                          * --wimboot was specified.   */
3023
3024                         if (write_flags & WIMLIB_WRITE_FLAG_SOLID)
3025                                 compression_type = WIMLIB_COMPRESSION_TYPE_LZMS;
3026                         else if (export_flags & WIMLIB_EXPORT_FLAG_WIMBOOT)
3027                                 compression_type = WIMLIB_COMPRESSION_TYPE_XPRESS;
3028                         else
3029                                 compression_type = src_info.compression_type;
3030                 }
3031                 ret = wimlib_create_new_wim(compression_type, &dest_wim);
3032                 if (ret)
3033                         goto out_free_src_wim;
3034
3035                 wimlib_register_progress_function(dest_wim,
3036                                                   imagex_progress_func, NULL);
3037
3038                 if ((export_flags & WIMLIB_EXPORT_FLAG_WIMBOOT)
3039                     && compression_type == WIMLIB_COMPRESSION_TYPE_XPRESS)
3040                 {
3041                         /* For --wimboot export, use small XPRESS chunks.  */
3042                         wimlib_set_output_chunk_size(dest_wim, 4096);
3043                 } else if (compression_type == src_info.compression_type &&
3044                            chunk_size == UINT32_MAX)
3045                 {
3046                         /* Use same chunk size if compression type is the same.  */
3047                         wimlib_set_output_chunk_size(dest_wim, src_info.chunk_size);
3048                 }
3049         }
3050
3051         if (chunk_size != UINT32_MAX) {
3052                 /* Set destination chunk size.  */
3053                 ret = wimlib_set_output_chunk_size(dest_wim, chunk_size);
3054                 if (ret)
3055                         goto out_free_dest_wim;
3056         }
3057         if (solid_ctype != WIMLIB_COMPRESSION_TYPE_INVALID) {
3058                 ret = wimlib_set_output_pack_compression_type(dest_wim, solid_ctype);
3059                 if (ret)
3060                         goto out_free_dest_wim;
3061         }
3062         if (solid_chunk_size != UINT32_MAX) {
3063                 ret = wimlib_set_output_pack_chunk_size(dest_wim, solid_chunk_size);
3064                 if (ret)
3065                         goto out_free_dest_wim;
3066         }
3067
3068         image = wimlib_resolve_image(src_wim, src_image_num_or_name);
3069         ret = verify_image_exists(image, src_image_num_or_name, src_wimfile);
3070         if (ret)
3071                 goto out_free_dest_wim;
3072
3073         if (refglobs.num_strings) {
3074                 ret = wim_reference_globs(src_wim, &refglobs, open_flags);
3075                 if (ret)
3076                         goto out_free_dest_wim;
3077         }
3078
3079         if ((export_flags & WIMLIB_EXPORT_FLAG_BOOT) &&
3080             image == WIMLIB_ALL_IMAGES && src_info.boot_index == 0)
3081         {
3082                 imagex_error(T("--boot specified for all-images export, but source WIM "
3083                                "has no bootable image."));
3084                 ret = -1;
3085                 goto out_free_dest_wim;
3086         }
3087
3088         ret = wimlib_export_image(src_wim, image, dest_wim, dest_name,
3089                                   dest_desc, export_flags);
3090         if (ret) {
3091                 if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
3092                         do_resource_not_found_warning(src_wimfile,
3093                                                       &src_info, &refglobs);
3094                 } else if (ret == WIMLIB_ERR_METADATA_NOT_FOUND) {
3095                         do_metadata_not_found_warning(src_wimfile, &src_info);
3096                 }
3097                 goto out_free_dest_wim;
3098         }
3099
3100         if (!wim_is_new)
3101                 ret = wimlib_overwrite(dest_wim, write_flags, num_threads);
3102         else if (dest_wimfile)
3103                 ret = wimlib_write(dest_wim, dest_wimfile, WIMLIB_ALL_IMAGES,
3104                                    write_flags, num_threads);
3105         else
3106                 ret = wimlib_write_to_fd(dest_wim, dest_wim_fd,
3107                                          WIMLIB_ALL_IMAGES, write_flags,
3108                                          num_threads);
3109 out_free_dest_wim:
3110         wimlib_free(dest_wim);
3111 out_free_src_wim:
3112         wimlib_free(src_wim);
3113 out_free_refglobs:
3114         string_set_destroy(&refglobs);
3115         return ret;
3116
3117 out_usage:
3118         usage(CMD_EXPORT, stderr);
3119 out_err:
3120         ret = -1;
3121         goto out_free_refglobs;
3122 }
3123
3124 /* Extract files or directories from a WIM image */
3125 static int
3126 imagex_extract(int argc, tchar **argv, int cmd)
3127 {
3128         int c;
3129         int open_flags = 0;
3130         int image;
3131         WIMStruct *wim;
3132         int ret;
3133         const tchar *wimfile;
3134         const tchar *image_num_or_name;
3135         tchar *dest_dir = T(".");
3136         int extract_flags = WIMLIB_EXTRACT_FLAG_NORPFIX |
3137                             WIMLIB_EXTRACT_FLAG_GLOB_PATHS |
3138                             WIMLIB_EXTRACT_FLAG_STRICT_GLOB;
3139         int notlist_extract_flags = WIMLIB_EXTRACT_FLAG_NO_PRESERVE_DIR_STRUCTURE;
3140
3141         STRING_SET(refglobs);
3142
3143         tchar *root_path = WIMLIB_WIM_ROOT_PATH;
3144
3145         for_opt(c, extract_options) {
3146                 switch (c) {
3147                 case IMAGEX_CHECK_OPTION:
3148                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3149                         break;
3150                 case IMAGEX_VERBOSE_OPTION:
3151                         /* No longer does anything.  */
3152                         break;
3153                 case IMAGEX_REF_OPTION:
3154                         ret = string_set_append(&refglobs, optarg);
3155                         if (ret)
3156                                 goto out_free_refglobs;
3157                         break;
3158                 case IMAGEX_UNIX_DATA_OPTION:
3159                         extract_flags |= WIMLIB_EXTRACT_FLAG_UNIX_DATA;
3160                         break;
3161                 case IMAGEX_NO_ACLS_OPTION:
3162                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ACLS;
3163                         break;
3164                 case IMAGEX_STRICT_ACLS_OPTION:
3165                         extract_flags |= WIMLIB_EXTRACT_FLAG_STRICT_ACLS;
3166                         break;
3167                 case IMAGEX_NO_ATTRIBUTES_OPTION:
3168                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ATTRIBUTES;
3169                         break;
3170                 case IMAGEX_DEST_DIR_OPTION:
3171                         dest_dir = optarg;
3172                         break;
3173                 case IMAGEX_TO_STDOUT_OPTION:
3174                         extract_flags |= WIMLIB_EXTRACT_FLAG_TO_STDOUT;
3175                         imagex_info_file = stderr;
3176                         imagex_be_quiet = true;
3177                         set_fd_to_binary_mode(STDOUT_FILENO);
3178                         break;
3179                 case IMAGEX_INCLUDE_INVALID_NAMES_OPTION:
3180                         extract_flags |= WIMLIB_EXTRACT_FLAG_REPLACE_INVALID_FILENAMES;
3181                         extract_flags |= WIMLIB_EXTRACT_FLAG_ALL_CASE_CONFLICTS;
3182                         break;
3183                 case IMAGEX_NO_GLOBS_OPTION:
3184                         extract_flags &= ~WIMLIB_EXTRACT_FLAG_GLOB_PATHS;
3185                         break;
3186                 case IMAGEX_NULLGLOB_OPTION:
3187                         extract_flags &= ~WIMLIB_EXTRACT_FLAG_STRICT_GLOB;
3188                         break;
3189                 case IMAGEX_PRESERVE_DIR_STRUCTURE_OPTION:
3190                         notlist_extract_flags &= ~WIMLIB_EXTRACT_FLAG_NO_PRESERVE_DIR_STRUCTURE;
3191                         break;
3192                 case IMAGEX_WIMBOOT_OPTION:
3193                         extract_flags |= WIMLIB_EXTRACT_FLAG_WIMBOOT;
3194                         break;
3195                 case IMAGEX_COMPACT_OPTION:
3196                         ret = set_compact_mode(optarg, &extract_flags);
3197                         if (ret)
3198                                 goto out_free_refglobs;
3199                         break;
3200                 default:
3201                         goto out_usage;
3202                 }
3203         }
3204         argc -= optind;
3205         argv += optind;
3206
3207         if (argc < 2)
3208                 goto out_usage;
3209
3210         if (!(extract_flags & (WIMLIB_EXTRACT_FLAG_GLOB_PATHS |
3211                                WIMLIB_EXTRACT_FLAG_STRICT_GLOB)))
3212         {
3213                 imagex_error(T("Can't combine --no-globs and --nullglob!"));
3214                 goto out_err;
3215         }
3216
3217         wimfile = argv[0];
3218         image_num_or_name = argv[1];
3219
3220         argc -= 2;
3221         argv += 2;
3222
3223         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
3224                                             imagex_progress_func, NULL);
3225         if (ret)
3226                 goto out_free_refglobs;
3227
3228         image = wimlib_resolve_image(wim, image_num_or_name);
3229         ret = verify_image_exists_and_is_single(image,
3230                                                 image_num_or_name,
3231                                                 wimfile);
3232         if (ret)
3233                 goto out_wimlib_free;
3234
3235         if (refglobs.num_strings) {
3236                 ret = wim_reference_globs(wim, &refglobs, open_flags);
3237                 if (ret)
3238                         goto out_wimlib_free;
3239         }
3240
3241         if (argc == 0) {
3242                 argv = &root_path;
3243                 argc = 1;
3244                 extract_flags &= ~WIMLIB_EXTRACT_FLAG_GLOB_PATHS;
3245         }
3246
3247         while (argc != 0 && ret == 0) {
3248                 int num_paths;
3249
3250                 for (num_paths = 0;
3251                      num_paths < argc && argv[num_paths][0] != T('@');
3252                      num_paths++)
3253                         ;
3254
3255                 if (num_paths) {
3256                         ret = wimlib_extract_paths(wim, image, dest_dir,
3257                                                    (const tchar **)argv,
3258                                                    num_paths,
3259                                                    extract_flags | notlist_extract_flags);
3260                         argc -= num_paths;
3261                         argv += num_paths;
3262                 } else {
3263                         ret = wimlib_extract_pathlist(wim, image, dest_dir,
3264                                                       argv[0] + 1,
3265                                                       extract_flags);
3266                         argc--;
3267                         argv++;
3268                 }
3269         }
3270
3271         if (ret == 0) {
3272                 if (!imagex_be_quiet)
3273                         imagex_printf(T("Done extracting files.\n"));
3274         } else if (ret == WIMLIB_ERR_PATH_DOES_NOT_EXIST) {
3275                 if ((extract_flags & (WIMLIB_EXTRACT_FLAG_STRICT_GLOB |
3276                                       WIMLIB_EXTRACT_FLAG_GLOB_PATHS))
3277                         == (WIMLIB_EXTRACT_FLAG_STRICT_GLOB |
3278                             WIMLIB_EXTRACT_FLAG_GLOB_PATHS))
3279                 {
3280                         tfprintf(stderr,
3281                                  T("Note: You can use the '--nullglob' "
3282                                    "option to ignore missing files.\n"));
3283                 }
3284                 tfprintf(stderr, T("Note: You can use `%"TS"' to see what "
3285                                    "files and directories\n"
3286                                    "      are in the WIM image.\n"),
3287                                 get_cmd_string(CMD_DIR, false));
3288         } else if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
3289                 struct wimlib_wim_info info;
3290
3291                 wimlib_get_wim_info(wim, &info);
3292                 do_resource_not_found_warning(wimfile, &info, &refglobs);
3293         } else if (ret == WIMLIB_ERR_METADATA_NOT_FOUND) {
3294                 struct wimlib_wim_info info;
3295
3296                 wimlib_get_wim_info(wim, &info);
3297                 do_metadata_not_found_warning(wimfile, &info);
3298         }
3299 out_wimlib_free:
3300         wimlib_free(wim);
3301 out_free_refglobs:
3302         string_set_destroy(&refglobs);
3303         return ret;
3304
3305 out_usage:
3306         usage(CMD_EXTRACT, stderr);
3307 out_err:
3308         ret = -1;
3309         goto out_free_refglobs;
3310 }
3311
3312 /* Prints information about a WIM file; also can mark an image as bootable,
3313  * change the name of an image, or change the description of an image. */
3314 static int
3315 imagex_info(int argc, tchar **argv, int cmd)
3316 {
3317         int c;
3318         bool boot         = false;
3319         bool check        = false;
3320         bool nocheck      = false;
3321         bool header       = false;
3322         bool blobs        = false;
3323         bool xml          = false;
3324         bool short_header = true;
3325         const tchar *xml_out_file = NULL;
3326         const tchar *wimfile;
3327         const tchar *image_num_or_name;
3328         STRING_SET(image_properties);
3329         WIMStruct *wim;
3330         int image;
3331         int ret;
3332         int open_flags = 0;
3333         struct wimlib_wim_info info;
3334
3335         for_opt(c, info_options) {
3336                 switch (c) {
3337                 case IMAGEX_BOOT_OPTION:
3338                         boot = true;
3339                         break;
3340                 case IMAGEX_CHECK_OPTION:
3341                         check = true;
3342                         break;
3343                 case IMAGEX_NOCHECK_OPTION:
3344                         nocheck = true;
3345                         break;
3346                 case IMAGEX_HEADER_OPTION:
3347                         header = true;
3348                         short_header = false;
3349                         break;
3350                 case IMAGEX_BLOBS_OPTION:
3351                         blobs = true;
3352                         short_header = false;
3353                         break;
3354                 case IMAGEX_XML_OPTION:
3355                         xml = true;
3356                         short_header = false;
3357                         break;
3358                 case IMAGEX_EXTRACT_XML_OPTION:
3359                         xml_out_file = optarg;
3360                         short_header = false;
3361                         break;
3362                 case IMAGEX_METADATA_OPTION:
3363                         imagex_error(T("The --metadata option has been removed. "
3364                                        "Use 'wimdir --detail' instead."));
3365                         goto out_err;
3366                 case IMAGEX_IMAGE_PROPERTY_OPTION:
3367                         ret = append_image_property_argument(&image_properties);
3368                         if (ret)
3369                                 goto out;
3370                         break;
3371                 default:
3372                         goto out_usage;
3373                 }
3374         }
3375
3376         argc -= optind;
3377         argv += optind;
3378         if (argc < 1 || argc > 4)
3379                 goto out_usage;
3380
3381         wimfile           = argv[0];
3382         image_num_or_name = (argc >= 2) ? argv[1] : T("all");
3383
3384         if (argc >= 3) {
3385                 /* NEW_NAME */
3386                 tchar *p = alloca((5 + tstrlen(argv[2]) + 1) * sizeof(tchar));
3387                 tsprintf(p, T("NAME=%"TS), argv[2]);
3388                 ret = string_set_append(&image_properties, p);
3389                 if (ret)
3390                         goto out;
3391         }
3392
3393         if (argc >= 4) {
3394                 /* NEW_DESC */
3395                 tchar *p = alloca((12 + tstrlen(argv[3]) + 1) * sizeof(tchar));
3396                 tsprintf(p, T("DESCRIPTION=%"TS), argv[3]);
3397                 ret = string_set_append(&image_properties, p);
3398                 if (ret)
3399                         goto out;
3400         }
3401
3402         if (check && nocheck) {
3403                 imagex_error(T("Can't specify both --check and --nocheck"));
3404                 goto out_err;
3405         }
3406
3407         if (check)
3408                 open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3409
3410         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
3411                                             imagex_progress_func, NULL);
3412         if (ret)
3413                 goto out;
3414
3415         wimlib_get_wim_info(wim, &info);
3416
3417         image = wimlib_resolve_image(wim, image_num_or_name);
3418         ret = WIMLIB_ERR_INVALID_IMAGE;
3419         if (image == WIMLIB_NO_IMAGE && tstrcmp(image_num_or_name, T("0"))) {
3420                 verify_image_exists(image, image_num_or_name, wimfile);
3421                 if (boot) {
3422                         imagex_error(T("If you would like to set the boot "
3423                                        "index to 0, specify image \"0\" with "
3424                                        "the --boot flag."));
3425                 }
3426                 goto out_wimlib_free;
3427         }
3428
3429         if (boot && info.image_count == 0) {
3430                 imagex_error(T("--boot is meaningless on a WIM with no images"));
3431                 goto out_wimlib_free;
3432         }
3433
3434         if (image == WIMLIB_ALL_IMAGES && info.image_count > 1) {
3435                 if (boot) {
3436                         imagex_error(T("Cannot specify the --boot flag "
3437                                        "without specifying a specific "
3438                                        "image in a multi-image WIM"));
3439                         goto out_wimlib_free;
3440                 }
3441                 if (image_properties.num_strings) {
3442                         imagex_error(T("Can't change image properties without "
3443                                        "specifying a specific image in a "
3444                                        "multi-image WIM"));
3445                         goto out_wimlib_free;
3446                 }
3447         }
3448
3449         /* Operations that print information are separated from operations that
3450          * recreate the WIM file. */
3451         if (!image_properties.num_strings && !boot) {
3452
3453                 /* Read-only operations */
3454
3455                 if (image == WIMLIB_NO_IMAGE) {
3456                         imagex_error(T("\"%"TS"\" is not a valid image in \"%"TS"\""),
3457                                      image_num_or_name, wimfile);
3458                         goto out_wimlib_free;
3459                 }
3460
3461                 if (image == WIMLIB_ALL_IMAGES && short_header)
3462                         print_wim_information(wimfile, &info);
3463
3464                 if (header)
3465                         wimlib_print_header(wim);
3466
3467                 if (blobs) {
3468                         if (info.total_parts != 1) {
3469                                 tfprintf(stderr, T("Warning: Only showing the blobs "
3470                                                    "for part %d of a %d-part WIM.\n"),
3471                                          info.part_number, info.total_parts);
3472                         }
3473                         print_blobs(wim);
3474                 }
3475
3476                 if (xml) {
3477                         ret = wimlib_extract_xml_data(wim, stdout);
3478                         if (ret)
3479                                 goto out_wimlib_free;
3480                 }
3481
3482                 if (xml_out_file) {
3483                         FILE *fp;
3484
3485                         fp = tfopen(xml_out_file, T("wb"));
3486                         if (!fp) {
3487                                 imagex_error_with_errno(T("Failed to open the "
3488                                                           "file \"%"TS"\" for "
3489                                                           "writing"),
3490                                                         xml_out_file);
3491                                 ret = -1;
3492                                 goto out_wimlib_free;
3493                         }
3494                         ret = wimlib_extract_xml_data(wim, fp);
3495                         if (fclose(fp)) {
3496                                 imagex_error(T("Failed to close the file "
3497                                                "\"%"TS"\""),
3498                                              xml_out_file);
3499                                 ret = -1;
3500                         }
3501                         if (ret)
3502                                 goto out_wimlib_free;
3503                 }
3504
3505                 if (short_header)
3506                         wimlib_print_available_images(wim, image);
3507
3508                 ret = 0;
3509         } else {
3510                 /* Modification operations */
3511                 bool any_property_changes;
3512
3513                 if (image == WIMLIB_ALL_IMAGES)
3514                         image = 1;
3515
3516                 if (image == WIMLIB_NO_IMAGE && image_properties.num_strings) {
3517                         imagex_error(T("Cannot change image properties "
3518                                        "when using image 0"));
3519                         ret = -1;
3520                         goto out_wimlib_free;
3521                 }
3522
3523                 if (boot) {
3524                         if (image == info.boot_index) {
3525                                 imagex_printf(T("Image %d is already marked as "
3526                                           "bootable.\n"), image);
3527                                 boot = false;
3528                         } else {
3529                                 imagex_printf(T("Marking image %d as bootable.\n"),
3530                                         image);
3531                                 info.boot_index = image;
3532                                 ret = wimlib_set_wim_info(wim, &info,
3533                                                           WIMLIB_CHANGE_BOOT_INDEX);
3534                                 if (ret)
3535                                         goto out_wimlib_free;
3536                         }
3537                 }
3538
3539                 ret = apply_image_properties(&image_properties, wim, image,
3540                                              &any_property_changes);
3541                 if (ret)
3542                         goto out_wimlib_free;
3543
3544                 /* Only call wimlib_overwrite() if something actually needs to
3545                  * be changed.  */
3546                 if (boot || any_property_changes ||
3547                     (check && !info.has_integrity_table) ||
3548                     (nocheck && info.has_integrity_table))
3549                 {
3550                         int write_flags = 0;
3551
3552                         if (check)
3553                                 write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
3554                         if (nocheck)
3555                                 write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
3556                         ret = wimlib_overwrite(wim, write_flags, 1);
3557                 } else {
3558                         imagex_printf(T("The file \"%"TS"\" was not modified "
3559                                         "because nothing needed to be done.\n"),
3560                                       wimfile);
3561                         ret = 0;
3562                 }
3563         }
3564 out_wimlib_free:
3565         wimlib_free(wim);
3566 out:
3567         string_set_destroy(&image_properties);
3568         return ret;
3569
3570 out_usage:
3571         usage(CMD_INFO, stderr);
3572 out_err:
3573         ret = -1;
3574         goto out;
3575 }
3576
3577 /* Join split WIMs into one part WIM */
3578 static int
3579 imagex_join(int argc, tchar **argv, int cmd)
3580 {
3581         int c;
3582         int swm_open_flags = 0;
3583         int wim_write_flags = 0;
3584         const tchar *output_path;
3585         int ret;
3586
3587         for_opt(c, join_options) {
3588                 switch (c) {
3589                 case IMAGEX_CHECK_OPTION:
3590                         swm_open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3591                         wim_write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
3592                         break;
3593                 default:
3594                         goto out_usage;
3595                 }
3596         }
3597         argc -= optind;
3598         argv += optind;
3599
3600         if (argc < 2) {
3601                 imagex_error(T("Must specify one or more split WIM (.swm) "
3602                                "parts to join"));
3603                 goto out_usage;
3604         }
3605         output_path = argv[0];
3606         ret = wimlib_join_with_progress((const tchar * const *)++argv,
3607                                         --argc,
3608                                         output_path,
3609                                         swm_open_flags,
3610                                         wim_write_flags,
3611                                         imagex_progress_func,
3612                                         NULL);
3613 out:
3614         return ret;
3615
3616 out_usage:
3617         usage(CMD_JOIN, stderr);
3618         ret = -1;
3619         goto out;
3620 }
3621
3622 #if WIM_MOUNTING_SUPPORTED
3623
3624 /* Mounts a WIM image.  */
3625 static int
3626 imagex_mount_rw_or_ro(int argc, tchar **argv, int cmd)
3627 {
3628         int c;
3629         int mount_flags = 0;
3630         int open_flags = 0;
3631         const tchar *staging_dir = NULL;
3632         const tchar *wimfile;
3633         const tchar *dir;
3634         WIMStruct *wim;
3635         struct wimlib_wim_info info;
3636         int image;
3637         int ret;
3638
3639         STRING_SET(refglobs);
3640
3641         if (cmd == CMD_MOUNTRW) {
3642                 mount_flags |= WIMLIB_MOUNT_FLAG_READWRITE;
3643                 open_flags |= WIMLIB_OPEN_FLAG_WRITE_ACCESS;
3644         }
3645
3646         for_opt(c, mount_options) {
3647                 switch (c) {
3648                 case IMAGEX_ALLOW_OTHER_OPTION:
3649                         mount_flags |= WIMLIB_MOUNT_FLAG_ALLOW_OTHER;
3650                         break;
3651                 case IMAGEX_CHECK_OPTION:
3652                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3653                         break;
3654                 case IMAGEX_DEBUG_OPTION:
3655                         mount_flags |= WIMLIB_MOUNT_FLAG_DEBUG;
3656                         break;
3657                 case IMAGEX_STREAMS_INTERFACE_OPTION:
3658                         if (!tstrcasecmp(optarg, T("none")))
3659                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_NONE;
3660                         else if (!tstrcasecmp(optarg, T("xattr")))
3661                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR;
3662                         else if (!tstrcasecmp(optarg, T("windows")))
3663                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS;
3664                         else {
3665                                 imagex_error(T("Unknown stream interface \"%"TS"\""),
3666                                              optarg);
3667                                 goto out_usage;
3668                         }
3669                         break;
3670                 case IMAGEX_REF_OPTION:
3671                         ret = string_set_append(&refglobs, optarg);
3672                         if (ret)
3673                                 goto out_free_refglobs;
3674                         break;
3675                 case IMAGEX_STAGING_DIR_OPTION:
3676                         staging_dir = optarg;
3677                         break;
3678                 case IMAGEX_UNIX_DATA_OPTION:
3679                         mount_flags |= WIMLIB_MOUNT_FLAG_UNIX_DATA;
3680                         break;
3681                 default:
3682                         goto out_usage;
3683                 }
3684         }
3685         argc -= optind;
3686         argv += optind;
3687         if (argc != 2 && argc != 3)
3688                 goto out_usage;
3689
3690         wimfile = argv[0];
3691
3692         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
3693                                             imagex_progress_func, NULL);
3694         if (ret)
3695                 goto out_free_refglobs;
3696
3697         wimlib_get_wim_info(wim, &info);
3698
3699         if (argc >= 3) {
3700                 /* Image explicitly specified.  */
3701                 image = wimlib_resolve_image(wim, argv[1]);
3702                 dir = argv[2];
3703                 ret = verify_image_exists_and_is_single(image, argv[1], wimfile);
3704                 if (ret)
3705                         goto out_free_wim;
3706         } else {
3707                 /* No image specified; default to image 1, but only if the WIM