9ea7edb019b520fbd2b5f465a96b69e93a02a277
[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_SNAPSHOT_OPTION,
188         IMAGEX_SOFT_OPTION,
189         IMAGEX_SOLID_CHUNK_SIZE_OPTION,
190         IMAGEX_SOLID_COMPRESS_OPTION,
191         IMAGEX_SOLID_OPTION,
192         IMAGEX_SOURCE_LIST_OPTION,
193         IMAGEX_STAGING_DIR_OPTION,
194         IMAGEX_STREAMS_INTERFACE_OPTION,
195         IMAGEX_STRICT_ACLS_OPTION,
196         IMAGEX_THREADS_OPTION,
197         IMAGEX_TO_STDOUT_OPTION,
198         IMAGEX_UNIX_DATA_OPTION,
199         IMAGEX_UNSAFE_COMPACT_OPTION,
200         IMAGEX_UPDATE_OF_OPTION,
201         IMAGEX_VERBOSE_OPTION,
202         IMAGEX_WIMBOOT_CONFIG_OPTION,
203         IMAGEX_WIMBOOT_OPTION,
204         IMAGEX_XML_OPTION,
205 };
206
207 static const struct option apply_options[] = {
208         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
209         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
210         {T("ref"),         required_argument, NULL, IMAGEX_REF_OPTION},
211         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
212         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
213         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
214         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
215         {T("no-attributes"), no_argument,     NULL, IMAGEX_NO_ATTRIBUTES_OPTION},
216         {T("rpfix"),       no_argument,       NULL, IMAGEX_RPFIX_OPTION},
217         {T("norpfix"),     no_argument,       NULL, IMAGEX_NORPFIX_OPTION},
218         {T("include-invalid-names"), no_argument,       NULL, IMAGEX_INCLUDE_INVALID_NAMES_OPTION},
219
220         /* --resume is undocumented for now as it needs improvement.  */
221         {T("resume"),      no_argument,       NULL, IMAGEX_RESUME_OPTION},
222         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
223         {T("compact"),     required_argument, NULL, IMAGEX_COMPACT_OPTION},
224         {NULL, 0, NULL, 0},
225 };
226
227 static const struct option capture_or_append_options[] = {
228         {T("boot"),        no_argument,       NULL, IMAGEX_BOOT_OPTION},
229         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
230         {T("no-check"),    no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
231         {T("nocheck"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
232         {T("compress"),    required_argument, NULL, IMAGEX_COMPRESS_OPTION},
233         {T("compress-slow"), no_argument,     NULL, IMAGEX_COMPRESS_SLOW_OPTION},
234         {T("chunk-size"),  required_argument, NULL, IMAGEX_CHUNK_SIZE_OPTION},
235         {T("solid"),       no_argument,      NULL, IMAGEX_SOLID_OPTION},
236         {T("pack-streams"), no_argument,      NULL, IMAGEX_SOLID_OPTION},
237         {T("solid-compress"),required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
238         {T("pack-compress"), required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
239         {T("solid-chunk-size"),required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
240         {T("pack-chunk-size"), required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
241         {T("no-solid-sort"), no_argument,     NULL, IMAGEX_NO_SOLID_SORT_OPTION},
242         {T("config"),      required_argument, NULL, IMAGEX_CONFIG_OPTION},
243         {T("dereference"), no_argument,       NULL, IMAGEX_DEREFERENCE_OPTION},
244         {T("flags"),       required_argument, NULL, IMAGEX_FLAGS_OPTION},
245         {T("image-property"), required_argument, NULL, IMAGEX_IMAGE_PROPERTY_OPTION},
246         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
247         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
248         {T("rebuild"),     no_argument,       NULL, IMAGEX_REBUILD_OPTION},
249         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
250         {T("source-list"), no_argument,       NULL, IMAGEX_SOURCE_LIST_OPTION},
251         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
252         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
253         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
254         {T("rpfix"),       no_argument,       NULL, IMAGEX_RPFIX_OPTION},
255         {T("norpfix"),     no_argument,       NULL, IMAGEX_NORPFIX_OPTION},
256         {T("pipable"),     no_argument,       NULL, IMAGEX_PIPABLE_OPTION},
257         {T("not-pipable"), no_argument,       NULL, IMAGEX_NOT_PIPABLE_OPTION},
258         {T("update-of"),   required_argument, NULL, IMAGEX_UPDATE_OF_OPTION},
259         {T("delta-from"),  required_argument, NULL, IMAGEX_DELTA_FROM_OPTION},
260         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
261         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
262         {T("snapshot"),    no_argument,       NULL, IMAGEX_SNAPSHOT_OPTION},
263         {NULL, 0, NULL, 0},
264 };
265
266 static const struct option delete_options[] = {
267         {T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
268         {T("soft"),  no_argument, NULL, IMAGEX_SOFT_OPTION},
269         {T("unsafe-compact"), no_argument, NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
270         {NULL, 0, NULL, 0},
271 };
272
273 static const struct option dir_options[] = {
274         {T("path"),     required_argument, NULL, IMAGEX_PATH_OPTION},
275         {T("detailed"), no_argument,       NULL, IMAGEX_DETAILED_OPTION},
276         {T("one-file-only"), no_argument,  NULL, IMAGEX_ONE_FILE_ONLY_OPTION},
277         {T("ref"),      required_argument, NULL, IMAGEX_REF_OPTION},
278         {NULL, 0, NULL, 0},
279 };
280
281 static const struct option export_options[] = {
282         {T("boot"),        no_argument,       NULL, IMAGEX_BOOT_OPTION},
283         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
284         {T("nocheck"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
285         {T("no-check"),    no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
286         {T("compress"),    required_argument, NULL, IMAGEX_COMPRESS_OPTION},
287         {T("recompress"),  no_argument,       NULL, IMAGEX_RECOMPRESS_OPTION},
288         {T("compress-slow"), no_argument,     NULL, IMAGEX_COMPRESS_SLOW_OPTION},
289         {T("chunk-size"),  required_argument, NULL, IMAGEX_CHUNK_SIZE_OPTION},
290         {T("solid"),       no_argument,       NULL, IMAGEX_SOLID_OPTION},
291         {T("pack-streams"),no_argument,       NULL, IMAGEX_SOLID_OPTION},
292         {T("solid-compress"),required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
293         {T("pack-compress"), required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
294         {T("solid-chunk-size"),required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
295         {T("pack-chunk-size"), required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
296         {T("no-solid-sort"), no_argument,     NULL, IMAGEX_NO_SOLID_SORT_OPTION},
297         {T("ref"),         required_argument, NULL, IMAGEX_REF_OPTION},
298         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
299         {T("rebuild"),     no_argument,       NULL, IMAGEX_REBUILD_OPTION},
300         {T("pipable"),     no_argument,       NULL, IMAGEX_PIPABLE_OPTION},
301         {T("not-pipable"), no_argument,       NULL, IMAGEX_NOT_PIPABLE_OPTION},
302         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
303         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
304         {NULL, 0, NULL, 0},
305 };
306
307 static const struct option extract_options[] = {
308         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
309         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
310         {T("ref"),         required_argument, NULL, IMAGEX_REF_OPTION},
311         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
312         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
313         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
314         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
315         {T("no-attributes"), no_argument,     NULL, IMAGEX_NO_ATTRIBUTES_OPTION},
316         {T("dest-dir"),    required_argument, NULL, IMAGEX_DEST_DIR_OPTION},
317         {T("to-stdout"),   no_argument,       NULL, IMAGEX_TO_STDOUT_OPTION},
318         {T("include-invalid-names"), no_argument, NULL, IMAGEX_INCLUDE_INVALID_NAMES_OPTION},
319         {T("no-wildcards"), no_argument,      NULL, IMAGEX_NO_GLOBS_OPTION},
320         {T("no-globs"),     no_argument,      NULL, IMAGEX_NO_GLOBS_OPTION},
321         {T("nullglob"),     no_argument,      NULL, IMAGEX_NULLGLOB_OPTION},
322         {T("preserve-dir-structure"), no_argument, NULL, IMAGEX_PRESERVE_DIR_STRUCTURE_OPTION},
323         {T("wimboot"),     no_argument,       NULL, IMAGEX_WIMBOOT_OPTION},
324         {T("compact"),     required_argument, NULL, IMAGEX_COMPACT_OPTION},
325         {NULL, 0, NULL, 0},
326 };
327
328 static const struct option info_options[] = {
329         {T("boot"),         no_argument,       NULL, IMAGEX_BOOT_OPTION},
330         {T("check"),        no_argument,       NULL, IMAGEX_CHECK_OPTION},
331         {T("nocheck"),      no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
332         {T("no-check"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
333         {T("extract-xml"),  required_argument, NULL, IMAGEX_EXTRACT_XML_OPTION},
334         {T("header"),       no_argument,       NULL, IMAGEX_HEADER_OPTION},
335         {T("lookup-table"), no_argument,       NULL, IMAGEX_BLOBS_OPTION},
336         {T("blobs"),        no_argument,       NULL, IMAGEX_BLOBS_OPTION},
337         {T("metadata"),     no_argument,       NULL, IMAGEX_METADATA_OPTION},
338         {T("xml"),          no_argument,       NULL, IMAGEX_XML_OPTION},
339         {T("image-property"), required_argument, NULL, IMAGEX_IMAGE_PROPERTY_OPTION},
340         {NULL, 0, NULL, 0},
341 };
342
343 static const struct option join_options[] = {
344         {T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
345         {NULL, 0, NULL, 0},
346 };
347
348 static const struct option mount_options[] = {
349         {T("check"),             no_argument,       NULL, IMAGEX_CHECK_OPTION},
350         {T("debug"),             no_argument,       NULL, IMAGEX_DEBUG_OPTION},
351         {T("streams-interface"), required_argument, NULL, IMAGEX_STREAMS_INTERFACE_OPTION},
352         {T("ref"),               required_argument, NULL, IMAGEX_REF_OPTION},
353         {T("staging-dir"),       required_argument, NULL, IMAGEX_STAGING_DIR_OPTION},
354         {T("unix-data"),         no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
355         {T("allow-other"),       no_argument,       NULL, IMAGEX_ALLOW_OTHER_OPTION},
356         {NULL, 0, NULL, 0},
357 };
358
359 static const struct option optimize_options[] = {
360         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
361         {T("nocheck"),     no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
362         {T("no-check"),    no_argument,       NULL, IMAGEX_NOCHECK_OPTION},
363         {T("compress"),    required_argument, NULL, IMAGEX_COMPRESS_OPTION},
364         {T("recompress"),  no_argument,       NULL, IMAGEX_RECOMPRESS_OPTION},
365         {T("compress-slow"), no_argument,     NULL, IMAGEX_COMPRESS_SLOW_OPTION},
366         {T("recompress-slow"), no_argument,   NULL, IMAGEX_COMPRESS_SLOW_OPTION},
367         {T("chunk-size"),  required_argument, NULL, IMAGEX_CHUNK_SIZE_OPTION},
368         {T("solid"),       no_argument,       NULL, IMAGEX_SOLID_OPTION},
369         {T("pack-streams"),no_argument,       NULL, IMAGEX_SOLID_OPTION},
370         {T("solid-compress"),required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
371         {T("pack-compress"), required_argument, NULL, IMAGEX_SOLID_COMPRESS_OPTION},
372         {T("solid-chunk-size"),required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
373         {T("pack-chunk-size"), required_argument, NULL, IMAGEX_SOLID_CHUNK_SIZE_OPTION},
374         {T("no-solid-sort"), no_argument,     NULL, IMAGEX_NO_SOLID_SORT_OPTION},
375         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
376         {T("pipable"),     no_argument,       NULL, IMAGEX_PIPABLE_OPTION},
377         {T("not-pipable"), no_argument,       NULL, IMAGEX_NOT_PIPABLE_OPTION},
378         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
379         {NULL, 0, NULL, 0},
380 };
381
382 static const struct option split_options[] = {
383         {T("check"), no_argument, NULL, IMAGEX_CHECK_OPTION},
384         {NULL, 0, NULL, 0},
385 };
386
387 static const struct option unmount_options[] = {
388         {T("commit"),  no_argument, NULL, IMAGEX_COMMIT_OPTION},
389         {T("check"),   no_argument, NULL, IMAGEX_CHECK_OPTION},
390         {T("rebuild"), no_argument, NULL, IMAGEX_REBUILD_OPTION},
391         {T("lazy"),    no_argument, NULL, IMAGEX_LAZY_OPTION},
392         {T("force"),    no_argument, NULL, IMAGEX_FORCE_OPTION},
393         {T("new-image"), no_argument, NULL, IMAGEX_NEW_IMAGE_OPTION},
394         {NULL, 0, NULL, 0},
395 };
396
397 static const struct option update_options[] = {
398         /* Careful: some of the options here set the defaults for update
399          * commands, but the flags given to an actual update command (and not to
400          * `imagex update' itself are also handled in
401          * update_command_add_option().  */
402         {T("threads"),     required_argument, NULL, IMAGEX_THREADS_OPTION},
403         {T("check"),       no_argument,       NULL, IMAGEX_CHECK_OPTION},
404         {T("rebuild"),     no_argument,       NULL, IMAGEX_REBUILD_OPTION},
405         {T("command"),     required_argument, NULL, IMAGEX_COMMAND_OPTION},
406         {T("wimboot-config"), required_argument, NULL, IMAGEX_WIMBOOT_CONFIG_OPTION},
407
408         /* Default delete options */
409         {T("force"),       no_argument,       NULL, IMAGEX_FORCE_OPTION},
410         {T("recursive"),   no_argument,       NULL, IMAGEX_RECURSIVE_OPTION},
411
412         /* Global add option */
413         {T("config"),      required_argument, NULL, IMAGEX_CONFIG_OPTION},
414
415         /* Default add options */
416         {T("verbose"),     no_argument,       NULL, IMAGEX_VERBOSE_OPTION},
417         {T("dereference"), no_argument,       NULL, IMAGEX_DEREFERENCE_OPTION},
418         {T("unix-data"),   no_argument,       NULL, IMAGEX_UNIX_DATA_OPTION},
419         {T("noacls"),      no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
420         {T("no-acls"),     no_argument,       NULL, IMAGEX_NO_ACLS_OPTION},
421         {T("strict-acls"), no_argument,       NULL, IMAGEX_STRICT_ACLS_OPTION},
422         {T("no-replace"),  no_argument,       NULL, IMAGEX_NO_REPLACE_OPTION},
423         {T("unsafe-compact"), no_argument,    NULL, IMAGEX_UNSAFE_COMPACT_OPTION},
424
425         {NULL, 0, NULL, 0},
426 };
427
428 static const struct option verify_options[] = {
429         {T("ref"), required_argument, NULL, IMAGEX_REF_OPTION},
430         {T("nocheck"), no_argument, NULL, IMAGEX_NOCHECK_OPTION},
431
432         {NULL, 0, NULL, 0},
433 };
434
435 #if 0
436 #       define _format_attribute(type, format_str, args_start) \
437                         __attribute__((format(type, format_str, args_start)))
438 #else
439 #       define _format_attribute(type, format_str, args_start)
440 #endif
441
442 /* Print formatted error message to stderr. */
443 static void _format_attribute(printf, 1, 2)
444 imagex_error(const tchar *format, ...)
445 {
446         va_list va;
447         va_start(va, format);
448         tfputs(T("ERROR: "), stderr);
449         tvfprintf(stderr, format, va);
450         tputc(T('\n'), stderr);
451         va_end(va);
452 }
453
454 /* Print formatted error message to stderr. */
455 static void _format_attribute(printf, 1, 2)
456 imagex_error_with_errno(const tchar *format, ...)
457 {
458         int errno_save = errno;
459         va_list va;
460         va_start(va, format);
461         tfputs(T("ERROR: "), stderr);
462         tvfprintf(stderr, format, va);
463         tfprintf(stderr, T(": %"TS"\n"), tstrerror(errno_save));
464         va_end(va);
465 }
466
467 static int
468 verify_image_exists(int image, const tchar *image_name, const tchar *wim_name)
469 {
470         if (image == WIMLIB_NO_IMAGE) {
471                 imagex_error(T("\"%"TS"\" is not a valid image in \"%"TS"\"!\n"
472                              "       Please specify a 1-based image index or "
473                              "image name.  To list the images\n"
474                              "       contained in the WIM archive, run\n"
475                              "\n"
476                              "           %"TS" \"%"TS"\"\n"),
477                              image_name, wim_name,
478                              get_cmd_string(CMD_INFO, false), wim_name);
479                 return WIMLIB_ERR_INVALID_IMAGE;
480         }
481         return 0;
482 }
483
484 static int
485 verify_image_is_single(int image)
486 {
487         if (image == WIMLIB_ALL_IMAGES) {
488                 imagex_error(T("Cannot specify all images for this action!"));
489                 return WIMLIB_ERR_INVALID_IMAGE;
490         }
491         return 0;
492 }
493
494 static int
495 verify_image_exists_and_is_single(int image, const tchar *image_name,
496                                   const tchar *wim_name)
497 {
498         int ret;
499         ret = verify_image_exists(image, image_name, wim_name);
500         if (ret == 0)
501                 ret = verify_image_is_single(image);
502         return ret;
503 }
504
505 static void
506 print_available_compression_types(FILE *fp)
507 {
508         static const tchar *s =
509         T(
510         "Available compression types:\n"
511         "\n"
512         "    none\n"
513         "    xpress (alias: \"fast\")\n"
514         "    lzx    (alias: \"maximum\") (default for capture)\n"
515         "    lzms   (alias: \"recovery\")\n"
516         "\n"
517         );
518         tfputs(s, fp);
519 }
520
521 /* Parse the argument to --compress or --solid-compress  */
522 static int
523 get_compression_type(tchar *optarg, bool solid)
524 {
525         int ctype;
526         unsigned int compression_level = 0;
527         tchar *plevel;
528
529         plevel = tstrchr(optarg, T(':'));
530         if (plevel) {
531                 tchar *ptmp;
532                 unsigned long ultmp;
533
534                 *plevel++ = T('\0');
535                 ultmp = tstrtoul(plevel, &ptmp, 10);
536                 if (ultmp >= UINT_MAX || ultmp == 0 || *ptmp || ptmp == plevel) {
537                         imagex_error(T("Compression level must be a positive integer! "
538                                        "e.g. --compress=lzx:80"));
539                         return WIMLIB_COMPRESSION_TYPE_INVALID;
540                 }
541                 compression_level = ultmp;
542         }
543
544         if (!tstrcasecmp(optarg, T("maximum")) ||
545             !tstrcasecmp(optarg, T("lzx")) ||
546             !tstrcasecmp(optarg, T("max"))) {
547                 ctype = WIMLIB_COMPRESSION_TYPE_LZX;
548         } else if (!tstrcasecmp(optarg, T("fast")) || !tstrcasecmp(optarg, T("xpress"))) {
549                 ctype = WIMLIB_COMPRESSION_TYPE_XPRESS;
550         } else if (!tstrcasecmp(optarg, T("recovery"))) {
551                 if (!solid) {
552                         tfprintf(stderr,
553 T(
554 "Warning: use of '--compress=recovery' is discouraged because it behaves\n"
555 "   differently from DISM.  Instead, you typically want to use '--solid' to\n"
556 "   create a solid LZMS-compressed WIM or \"ESD file\", similar to DISM's\n"
557 "   /compress:recovery.  But if you really want *non-solid* LZMS compression,\n"
558 "   then you may suppress this warning by specifying '--compress=lzms' instead\n"
559 "   of '--compress=recovery'.\n"));
560                 }
561                 ctype = WIMLIB_COMPRESSION_TYPE_LZMS;
562         } else if (!tstrcasecmp(optarg, T("lzms"))) {
563                 ctype = WIMLIB_COMPRESSION_TYPE_LZMS;
564         } else if (!tstrcasecmp(optarg, T("none"))) {
565                 ctype = WIMLIB_COMPRESSION_TYPE_NONE;
566         } else {
567                 imagex_error(T("Invalid compression type \"%"TS"\"!"), optarg);
568                 print_available_compression_types(stderr);
569                 return WIMLIB_COMPRESSION_TYPE_INVALID;
570         }
571
572         if (compression_level != 0)
573                 wimlib_set_default_compression_level(ctype, compression_level);
574         return ctype;
575 }
576
577 /* Parse the argument to --compact */
578 static int
579 set_compact_mode(const tchar *arg, int *extract_flags)
580 {
581         int flag = 0;
582         if (!tstrcasecmp(arg, T("xpress4k")))
583                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_XPRESS4K;
584         else if (!tstrcasecmp(arg, T("xpress8k")))
585                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_XPRESS8K;
586         else if (!tstrcasecmp(arg, T("xpress16k")))
587                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_XPRESS16K;
588         else if (!tstrcasecmp(arg, T("lzx")))
589                 flag = WIMLIB_EXTRACT_FLAG_COMPACT_LZX;
590
591         if (flag) {
592                 *extract_flags |= flag;
593                 return 0;
594         }
595
596         imagex_error(T(
597 "\"%"TS"\" is not a recognized System Compression format.  The options are:"
598 "\n"
599 "    --compact=xpress4k\n"
600 "    --compact=xpress8k\n"
601 "    --compact=xpress16k\n"
602 "    --compact=lzx\n"
603         ), arg);
604         return -1;
605 }
606
607
608 static void
609 set_compress_slow(void)
610 {
611 #if 0
612         fprintf(stderr, "WARNING: the '--compress-slow' option is deprecated.\n"
613                         "         Use the '--compress=TYPE:LEVEL' option instead.\n");
614 #endif
615         wimlib_set_default_compression_level(-1, 100);
616 }
617
618 struct string_set {
619         tchar **strings;
620         unsigned num_strings;
621         unsigned num_alloc_strings;
622 };
623
624 #define STRING_SET_INITIALIZER \
625         { .strings = NULL, .num_strings = 0, .num_alloc_strings = 0, }
626
627 #define STRING_SET(_strings) \
628         struct string_set _strings = STRING_SET_INITIALIZER
629
630 static int
631 string_set_append(struct string_set *set, tchar *glob)
632 {
633         unsigned num_alloc_strings = set->num_alloc_strings;
634
635         if (set->num_strings == num_alloc_strings) {
636                 tchar **new_strings;
637
638                 num_alloc_strings += 4;
639                 new_strings = realloc(set->strings,
640                                       sizeof(set->strings[0]) * num_alloc_strings);
641                 if (!new_strings) {
642                         imagex_error(T("Out of memory!"));
643                         return -1;
644                 }
645                 set->strings = new_strings;
646                 set->num_alloc_strings = num_alloc_strings;
647         }
648         set->strings[set->num_strings++] = glob;
649         return 0;
650 }
651
652 static void
653 string_set_destroy(struct string_set *set)
654 {
655         free(set->strings);
656 }
657
658 static int
659 wim_reference_globs(WIMStruct *wim, struct string_set *set, int open_flags)
660 {
661         return wimlib_reference_resource_files(wim, (const tchar **)set->strings,
662                                                set->num_strings,
663                                                WIMLIB_REF_FLAG_GLOB_ENABLE,
664                                                open_flags);
665 }
666
667 static int
668 append_image_property_argument(struct string_set *image_properties)
669 {
670         if (!tstrchr(optarg, '=')) {
671                 imagex_error(T("'--image-property' argument "
672                                "must be in the form NAME=VALUE"));
673                 return -1;
674         }
675         return string_set_append(image_properties, optarg);
676 }
677
678 static int
679 apply_image_properties(struct string_set *image_properties,
680                        WIMStruct *wim, int image, bool *any_changes_ret)
681 {
682         bool any_changes = false;
683         for (unsigned i = 0; i < image_properties->num_strings; i++) {
684                 tchar *name, *value;
685                 const tchar *current_value;
686                 int ret;
687
688                 name = image_properties->strings[i];
689                 value = tstrchr(name, '=');
690                 *value++ = '\0';
691
692                 current_value = wimlib_get_image_property(wim, image, name);
693                 if (current_value && !tstrcmp(current_value, value)) {
694                         imagex_printf(T("The %"TS" property of image %d "
695                                         "already has value \"%"TS"\".\n"),
696                                       name, image, value);
697                 } else {
698                         imagex_printf(T("Setting the %"TS" property of image "
699                                         "%d to \"%"TS"\".\n"),
700                                       name, image, value);
701                         ret = wimlib_set_image_property(wim, image, name, value);
702                         if (ret)
703                                 return ret;
704                         any_changes = true;
705                 }
706         }
707         if (any_changes_ret)
708                 *any_changes_ret = any_changes;
709         return 0;
710 }
711
712 static void
713 do_resource_not_found_warning(const tchar *wimfile,
714                               const struct wimlib_wim_info *info,
715                               const struct string_set *refglobs)
716 {
717         if (info->total_parts > 1) {
718                 if (refglobs->num_strings == 0) {
719                         imagex_error(T("\"%"TS"\" is part of a split WIM. "
720                                        "Use --ref to specify the other parts."),
721                                      wimfile);
722                 } else {
723                         imagex_error(T("Perhaps the '--ref' argument did not "
724                                        "specify all other parts of the split "
725                                        "WIM?"));
726                 }
727         } else {
728                 imagex_error(T("If this is a delta WIM, use the --ref argument "
729                                "to specify the WIM(s) on which it is based."));
730         }
731 }
732
733 static void
734 do_metadata_not_found_warning(const tchar *wimfile,
735                               const struct wimlib_wim_info *info)
736 {
737         if (info->part_number != 1) {
738                 imagex_error(T("\"%"TS"\" is not the first part of the split WIM.\n"
739                                "       You must specify the first part."),
740                                wimfile);
741         }
742 }
743
744 /* Returns the size of a file given its name, or -1 if the file does not exist
745  * or its size cannot be determined.  */
746 static off_t
747 file_get_size(const tchar *filename)
748 {
749         struct stat st;
750         if (tstat(filename, &st) == 0)
751                 return st.st_size;
752         else
753                 return (off_t)-1;
754 }
755
756 enum {
757         PARSE_STRING_SUCCESS = 0,
758         PARSE_STRING_FAILURE = 1,
759         PARSE_STRING_NONE = 2,
760 };
761
762 /*
763  * Parses a string token from an array of characters.
764  *
765  * Tokens are either whitespace-delimited, or double or single-quoted.
766  *
767  * @line_p:  Pointer to the pointer to the line of data.  Will be updated
768  *           to point past the string token iff the return value is
769  *           PARSE_STRING_SUCCESS.  If *len_p > 0, (*line_p)[*len_p - 1] must
770  *           be '\0'.
771  *
772  * @len_p:   @len_p initially stores the length of the line of data, which may
773  *           be 0, and it will be updated to the number of bytes remaining in
774  *           the line iff the return value is PARSE_STRING_SUCCESS.
775  *
776  * @fn_ret:  Iff the return value is PARSE_STRING_SUCCESS, a pointer to the
777  *           parsed string token will be returned here.
778  *
779  * Returns: PARSE_STRING_SUCCESS if a string token was successfully parsed; or
780  *          PARSE_STRING_FAILURE if the data was invalid due to a missing
781  *          closing quote; or PARSE_STRING_NONE if the line ended before the
782  *          beginning of a string token was found.
783  */
784 static int
785 parse_string(tchar **line_p, size_t *len_p, tchar **fn_ret)
786 {
787         size_t len = *len_p;
788         tchar *line = *line_p;
789         tchar *fn;
790         tchar quote_char;
791
792         /* Skip leading whitespace */
793         for (;;) {
794                 if (len == 0)
795                         return PARSE_STRING_NONE;
796                 if (!istspace(*line) && *line != T('\0'))
797                         break;
798                 line++;
799                 len--;
800         }
801         quote_char = *line;
802         if (quote_char == T('"') || quote_char == T('\'')) {
803                 /* Quoted string */
804                 line++;
805                 len--;
806                 fn = line;
807                 line = tmemchr(line, quote_char, len);
808                 if (!line) {
809                         imagex_error(T("Missing closing quote: %"TS), fn - 1);
810                         return PARSE_STRING_FAILURE;
811                 }
812         } else {
813                 /* Unquoted string.  Go until whitespace.  Line is terminated
814                  * by '\0', so no need to check 'len'. */
815                 fn = line;
816                 do {
817                         line++;
818                 } while (!istspace(*line) && *line != T('\0'));
819         }
820         *line = T('\0');
821         len -= line - fn;
822         *len_p = len;
823         *line_p = line;
824         *fn_ret = fn;
825         return PARSE_STRING_SUCCESS;
826 }
827
828 /* Parses a line of data (not an empty line or comment) in the source list file
829  * format.  (See the man page for 'wimlib-imagex capture' for details on this
830  * format and the meaning.)
831  *
832  * @line:  Line of data to be parsed.  line[len - 1] must be '\0', unless
833  *         len == 0.  The data in @line will be modified by this function call.
834  *
835  * @len:   Length of the line of data.
836  *
837  * @source:  On success, the capture source and target described by the line is
838  *           written into this destination.  Note that it will contain pointers
839  *           to data in the @line array.
840  *
841  * Returns true if the line was valid; false otherwise.  */
842 static bool
843 parse_source_list_line(tchar *line, size_t len,
844                        struct wimlib_capture_source *source)
845 {
846         /* SOURCE [DEST] */
847         int ret;
848         ret = parse_string(&line, &len, &source->fs_source_path);
849         if (ret != PARSE_STRING_SUCCESS)
850                 return false;
851         ret = parse_string(&line, &len, &source->wim_target_path);
852         if (ret == PARSE_STRING_NONE)
853                 source->wim_target_path = source->fs_source_path;
854         return ret != PARSE_STRING_FAILURE;
855 }
856
857 /* Returns %true if the given line of length @len > 0 is a comment or empty line
858  * in the source list file format. */
859 static bool
860 is_comment_line(const tchar *line, size_t len)
861 {
862         for (;;) {
863                 if (*line == T('#') || *line == T(';'))
864                         return true;
865                 if (!istspace(*line) && *line != T('\0'))
866                         return false;
867                 ++line;
868                 --len;
869                 if (len == 0)
870                         return true;
871         }
872 }
873
874 static ssize_t
875 text_file_count_lines(tchar **contents_p, size_t *nchars_p)
876 {
877         ssize_t nlines = 0;
878         tchar *contents = *contents_p;
879         size_t nchars = *nchars_p;
880         size_t i;
881
882         for (i = 0; i < nchars; i++)
883                 if (contents[i] == T('\n'))
884                         nlines++;
885
886         /* Handle last line not terminated by a newline */
887         if (nchars != 0 && contents[nchars - 1] != T('\n')) {
888                 contents = realloc(contents, (nchars + 1) * sizeof(tchar));
889                 if (!contents) {
890                         imagex_error(T("Out of memory!"));
891                         return -1;
892                 }
893                 contents[nchars] = T('\n');
894                 *contents_p = contents;
895                 nchars++;
896                 nlines++;
897         }
898         *nchars_p = nchars;
899         return nlines;
900 }
901
902 /* Parses a file in the source list format.  (See the man page for
903  * 'wimlib-imagex capture' for details on this format and the meaning.)
904  *
905  * @source_list_contents:  Contents of the source list file.  Note that this
906  *                         buffer will be modified to save memory allocations,
907  *                         and cannot be freed until the returned array of
908  *                         wimlib_capture_source's has also been freed.
909  *
910  * @source_list_nbytes:    Number of bytes of data in the @source_list_contents
911  *                         buffer.
912  *
913  * @nsources_ret:          On success, the length of the returned array is
914  *                         returned here.
915  *
916  * Returns:   An array of `struct wimlib_capture_source's that can be passed to
917  * the wimlib_add_image_multisource() function to specify how a WIM image is to
918  * be created.  */
919 static struct wimlib_capture_source *
920 parse_source_list(tchar **source_list_contents_p, size_t source_list_nchars,
921                   size_t *nsources_ret)
922 {
923         ssize_t nlines;
924         tchar *p;
925         struct wimlib_capture_source *sources;
926         size_t i, j;
927
928         nlines = text_file_count_lines(source_list_contents_p,
929                                        &source_list_nchars);
930         if (nlines < 0)
931                 return NULL;
932
933         /* Always allocate at least 1 slot, just in case the implementation of
934          * calloc() returns NULL if 0 bytes are requested. */
935         sources = calloc(nlines ?: 1, sizeof(*sources));
936         if (!sources) {
937                 imagex_error(T("out of memory"));
938                 return NULL;
939         }
940         p = *source_list_contents_p;
941         j = 0;
942         for (i = 0; i < nlines; i++) {
943                 /* XXX: Could use rawmemchr() here instead, but it may not be
944                  * available on all platforms. */
945                 tchar *endp = tmemchr(p, T('\n'), source_list_nchars);
946                 size_t len = endp - p + 1;
947                 *endp = T('\0');
948                 if (!is_comment_line(p, len)) {
949                         if (!parse_source_list_line(p, len, &sources[j++])) {
950                                 free(sources);
951                                 return NULL;
952                         }
953                 }
954                 p = endp + 1;
955
956         }
957         *nsources_ret = j;
958         return sources;
959 }
960
961 /* Reads the contents of a file into memory. */
962 static char *
963 file_get_contents(const tchar *filename, size_t *len_ret)
964 {
965         struct stat stbuf;
966         void *buf = NULL;
967         size_t len;
968         FILE *fp;
969
970         if (tstat(filename, &stbuf) != 0) {
971                 imagex_error_with_errno(T("Failed to stat the file \"%"TS"\""), filename);
972                 goto out;
973         }
974         len = stbuf.st_size;
975
976         fp = tfopen(filename, T("rb"));
977         if (!fp) {
978                 imagex_error_with_errno(T("Failed to open the file \"%"TS"\""), filename);
979                 goto out;
980         }
981
982         buf = malloc(len ? len : 1);
983         if (!buf) {
984                 imagex_error(T("Failed to allocate buffer of %zu bytes to hold "
985                                "contents of file \"%"TS"\""), len, filename);
986                 goto out_fclose;
987         }
988         if (fread(buf, 1, len, fp) != len) {
989                 imagex_error_with_errno(T("Failed to read %zu bytes from the "
990                                           "file \"%"TS"\""), len, filename);
991                 goto out_free_buf;
992         }
993         *len_ret = len;
994         goto out_fclose;
995 out_free_buf:
996         free(buf);
997         buf = NULL;
998 out_fclose:
999         fclose(fp);
1000 out:
1001         return buf;
1002 }
1003
1004 /* Read standard input until EOF and return the full contents in a malloc()ed
1005  * buffer and the number of bytes of data in @len_ret.  Returns NULL on read
1006  * error. */
1007 static char *
1008 stdin_get_contents(size_t *len_ret)
1009 {
1010         /* stdin can, of course, be a pipe or other non-seekable file, so the
1011          * total length of the data cannot be pre-determined */
1012         char *buf = NULL;
1013         size_t newlen = 1024;
1014         size_t pos = 0;
1015         size_t inc = 1024;
1016         for (;;) {
1017                 char *p = realloc(buf, newlen);
1018                 size_t bytes_read, bytes_to_read;
1019                 if (!p) {
1020                         imagex_error(T("out of memory while reading stdin"));
1021                         break;
1022                 }
1023                 buf = p;
1024                 bytes_to_read = newlen - pos;
1025                 bytes_read = fread(&buf[pos], 1, bytes_to_read, stdin);
1026                 pos += bytes_read;
1027                 if (bytes_read != bytes_to_read) {
1028                         if (feof(stdin)) {
1029                                 *len_ret = pos;
1030                                 return buf;
1031                         } else {
1032                                 imagex_error_with_errno(T("error reading stdin"));
1033                                 break;
1034                         }
1035                 }
1036                 newlen += inc;
1037                 inc *= 3;
1038                 inc /= 2;
1039         }
1040         free(buf);
1041         return NULL;
1042 }
1043
1044
1045 static tchar *
1046 translate_text_to_tstr(char *text, size_t num_bytes, size_t *num_tchars_ret)
1047 {
1048 #ifndef __WIN32__
1049         /* On non-Windows, assume an ASCII-compatible encoding, such as UTF-8.
1050          * */
1051         *num_tchars_ret = num_bytes;
1052         return text;
1053 #else /* !__WIN32__ */
1054         /* On Windows, translate the text to UTF-16LE */
1055         wchar_t *text_wstr;
1056         size_t num_wchars;
1057
1058         if (num_bytes >= 2 &&
1059             (((unsigned char)text[0] == 0xff && (unsigned char)text[1] == 0xfe) ||
1060              ((unsigned char)text[0] <= 0x7f && (unsigned char)text[1] == 0x00)))
1061         {
1062                 /* File begins with 0xfeff, the BOM for UTF-16LE, or it begins
1063                  * with something that looks like an ASCII character encoded as
1064                  * a UTF-16LE code unit.  Assume the file is encoded as
1065                  * UTF-16LE.  This is not a 100% reliable check. */
1066                 num_wchars = num_bytes / 2;
1067                 text_wstr = (wchar_t*)text;
1068         } else {
1069                 /* File does not look like UTF-16LE.  Assume it is encoded in
1070                  * the current Windows code page.  I think these are always
1071                  * ASCII-compatible, so any so-called "plain-text" (ASCII) files
1072                  * should work as expected. */
1073                 text_wstr = win32_mbs_to_wcs(text,
1074                                              num_bytes,
1075                                              &num_wchars);
1076                 free(text);
1077         }
1078         *num_tchars_ret = num_wchars;
1079         return text_wstr;
1080 #endif /* __WIN32__ */
1081 }
1082
1083 static tchar *
1084 file_get_text_contents(const tchar *filename, size_t *num_tchars_ret)
1085 {
1086         char *contents;
1087         size_t num_bytes;
1088
1089         contents = file_get_contents(filename, &num_bytes);
1090         if (!contents)
1091                 return NULL;
1092         return translate_text_to_tstr(contents, num_bytes, num_tchars_ret);
1093 }
1094
1095 static tchar *
1096 stdin_get_text_contents(size_t *num_tchars_ret)
1097 {
1098         char *contents;
1099         size_t num_bytes;
1100
1101         contents = stdin_get_contents(&num_bytes);
1102         if (!contents)
1103                 return NULL;
1104         return translate_text_to_tstr(contents, num_bytes, num_tchars_ret);
1105 }
1106
1107 #define TO_PERCENT(numerator, denominator) \
1108         (((denominator) == 0) ? 0 : ((numerator) * 100 / (denominator)))
1109
1110 #define GIBIBYTE_MIN_NBYTES 10000000000ULL
1111 #define MEBIBYTE_MIN_NBYTES 10000000ULL
1112 #define KIBIBYTE_MIN_NBYTES 10000ULL
1113
1114 static unsigned
1115 get_unit(uint64_t total_bytes, const tchar **name_ret)
1116 {
1117         if (total_bytes >= GIBIBYTE_MIN_NBYTES) {
1118                 *name_ret = T("GiB");
1119                 return 30;
1120         } else if (total_bytes >= MEBIBYTE_MIN_NBYTES) {
1121                 *name_ret = T("MiB");
1122                 return 20;
1123         } else if (total_bytes >= KIBIBYTE_MIN_NBYTES) {
1124                 *name_ret = T("KiB");
1125                 return 10;
1126         } else {
1127                 *name_ret = T("bytes");
1128                 return 0;
1129         }
1130 }
1131
1132 static struct wimlib_progress_info_scan last_scan_progress;
1133
1134 static void
1135 report_scan_progress(const struct wimlib_progress_info_scan *scan, bool done)
1136 {
1137         uint64_t prev_count, cur_count;
1138
1139         prev_count = last_scan_progress.num_nondirs_scanned +
1140                      last_scan_progress.num_dirs_scanned;
1141         cur_count = scan->num_nondirs_scanned + scan->num_dirs_scanned;
1142
1143         if (done || prev_count == 0 || cur_count >= prev_count + 100 ||
1144             cur_count % 128 == 0)
1145         {
1146                 unsigned unit_shift;
1147                 const tchar *unit_name;
1148
1149                 unit_shift = get_unit(scan->num_bytes_scanned, &unit_name);
1150                 imagex_printf(T("\r%"PRIu64" %"TS" scanned (%"PRIu64" files, "
1151                                 "%"PRIu64" directories)    "),
1152                               scan->num_bytes_scanned >> unit_shift,
1153                               unit_name,
1154                               scan->num_nondirs_scanned,
1155                               scan->num_dirs_scanned);
1156                 last_scan_progress = *scan;
1157         }
1158 }
1159 /* Progress callback function passed to various wimlib functions. */
1160 static enum wimlib_progress_status
1161 imagex_progress_func(enum wimlib_progress_msg msg,
1162                      union wimlib_progress_info *info,
1163                      void *_ignored_context)
1164 {
1165         unsigned percent_done;
1166         unsigned unit_shift;
1167         const tchar *unit_name;
1168
1169         if (imagex_be_quiet)
1170                 return WIMLIB_PROGRESS_STATUS_CONTINUE;
1171         switch (msg) {
1172         case WIMLIB_PROGRESS_MSG_WRITE_STREAMS:
1173                 {
1174                         static bool started;
1175                         if (!started) {
1176                                 if (info->write_streams.compression_type != WIMLIB_COMPRESSION_TYPE_NONE) {
1177                                         imagex_printf(T("Using %"TS" compression "
1178                                                         "with %u thread%"TS"\n"),
1179                                                       wimlib_get_compression_type_string(
1180                                                                 info->write_streams.compression_type),
1181                                                 info->write_streams.num_threads,
1182                                                 (info->write_streams.num_threads == 1) ? T("") : T("s"));
1183                                 }
1184                                 started = true;
1185                         }
1186                 }
1187                 unit_shift = get_unit(info->write_streams.total_bytes, &unit_name);
1188                 percent_done = TO_PERCENT(info->write_streams.completed_bytes,
1189                                           info->write_streams.total_bytes);
1190
1191                 imagex_printf(T("\rArchiving file data: %"PRIu64" %"TS" of %"PRIu64" %"TS" (%u%%) done"),
1192                         info->write_streams.completed_bytes >> unit_shift,
1193                         unit_name,
1194                         info->write_streams.total_bytes >> unit_shift,
1195                         unit_name,
1196                         percent_done);
1197                 if (info->write_streams.completed_bytes >= info->write_streams.total_bytes)
1198                         imagex_printf(T("\n"));
1199                 break;
1200         case WIMLIB_PROGRESS_MSG_SCAN_BEGIN:
1201                 imagex_printf(T("Scanning \"%"TS"\""), info->scan.source);
1202                 if (WIMLIB_IS_WIM_ROOT_PATH(info->scan.wim_target_path)) {
1203                         imagex_printf(T("\n"));
1204                 } else {
1205                         imagex_printf(T(" (loading as WIM path: \"%"TS"\")...\n"),
1206                                       info->scan.wim_target_path);
1207                 }
1208                 memset(&last_scan_progress, 0, sizeof(last_scan_progress));
1209                 break;
1210         case WIMLIB_PROGRESS_MSG_SCAN_DENTRY:
1211                 switch (info->scan.status) {
1212                 case WIMLIB_SCAN_DENTRY_OK:
1213                         report_scan_progress(&info->scan, false);
1214                         break;
1215                 case WIMLIB_SCAN_DENTRY_EXCLUDED:
1216                         imagex_printf(T("\nExcluding \"%"TS"\" from capture\n"), info->scan.cur_path);
1217                         break;
1218                 case WIMLIB_SCAN_DENTRY_UNSUPPORTED:
1219                         imagex_printf(T("\nWARNING: Excluding unsupported file or directory\n"
1220                                         "         \"%"TS"\" from capture\n"), info->scan.cur_path);
1221                         break;
1222                 case WIMLIB_SCAN_DENTRY_FIXED_SYMLINK:
1223                         /* Symlink fixups are enabled by default.  This is
1224                          * mainly intended for Windows, which for some reason
1225                          * uses absolute junctions (with drive letters!) in the
1226                          * default installation.  On UNIX-like systems, warn the
1227                          * user when fixing the target of an absolute symbolic
1228                          * link, so they know to disable this if they want.  */
1229                 #ifndef __WIN32__
1230                         imagex_printf(T("\nWARNING: Adjusted target of "
1231                                         "absolute symbolic link \"%"TS"\"\n"
1232                                         "           (Use --norpfix to capture "
1233                                         "absolute symbolic links as-is)\n"),
1234                                         info->scan.cur_path);
1235                 #endif
1236                         break;
1237                 default:
1238                         break;
1239                 }
1240                 break;
1241         case WIMLIB_PROGRESS_MSG_SCAN_END:
1242                 report_scan_progress(&info->scan, true);
1243                 imagex_printf(T("\n"));
1244                 break;
1245         case WIMLIB_PROGRESS_MSG_VERIFY_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("\rVerifying integrity of \"%"TS"\": %"PRIu64" %"TS" "
1250                         "of %"PRIu64" %"TS" (%u%%) done"),
1251                         info->integrity.filename,
1252                         info->integrity.completed_bytes >> unit_shift,
1253                         unit_name,
1254                         info->integrity.total_bytes >> unit_shift,
1255                         unit_name,
1256                         percent_done);
1257                 if (info->integrity.completed_bytes == info->integrity.total_bytes)
1258                         imagex_printf(T("\n"));
1259                 break;
1260         case WIMLIB_PROGRESS_MSG_CALC_INTEGRITY:
1261                 unit_shift = get_unit(info->integrity.total_bytes, &unit_name);
1262                 percent_done = TO_PERCENT(info->integrity.completed_bytes,
1263                                           info->integrity.total_bytes);
1264                 imagex_printf(T("\rCalculating integrity table for WIM: %"PRIu64" %"TS" "
1265                           "of %"PRIu64" %"TS" (%u%%) done"),
1266                         info->integrity.completed_bytes >> unit_shift,
1267                         unit_name,
1268                         info->integrity.total_bytes >> unit_shift,
1269                         unit_name,
1270                         percent_done);
1271                 if (info->integrity.completed_bytes == info->integrity.total_bytes)
1272                         imagex_printf(T("\n"));
1273                 break;
1274         case WIMLIB_PROGRESS_MSG_EXTRACT_IMAGE_BEGIN:
1275                 imagex_printf(T("Applying image %d (\"%"TS"\") from \"%"TS"\" "
1276                           "to %"TS" \"%"TS"\"\n"),
1277                         info->extract.image,
1278                         info->extract.image_name,
1279                         info->extract.wimfile_name,
1280                         ((info->extract.extract_flags & WIMLIB_EXTRACT_FLAG_NTFS) ?
1281                          T("NTFS volume") : T("directory")),
1282                         info->extract.target);
1283                 break;
1284         case WIMLIB_PROGRESS_MSG_EXTRACT_FILE_STRUCTURE:
1285                 if (info->extract.end_file_count >= 2000) {
1286                         percent_done = TO_PERCENT(info->extract.current_file_count,
1287                                                   info->extract.end_file_count);
1288                         imagex_printf(T("\rCreating files: %"PRIu64" of %"PRIu64" (%u%%) done"),
1289                                       info->extract.current_file_count,
1290                                       info->extract.end_file_count, percent_done);
1291                         if (info->extract.current_file_count == info->extract.end_file_count)
1292                                 imagex_printf(T("\n"));
1293                 }
1294                 break;
1295         case WIMLIB_PROGRESS_MSG_EXTRACT_STREAMS:
1296                 percent_done = TO_PERCENT(info->extract.completed_bytes,
1297                                           info->extract.total_bytes);
1298                 unit_shift = get_unit(info->extract.total_bytes, &unit_name);
1299                 imagex_printf(T("\rExtracting file data: "
1300                           "%"PRIu64" %"TS" of %"PRIu64" %"TS" (%u%%) done"),
1301                         info->extract.completed_bytes >> unit_shift,
1302                         unit_name,
1303                         info->extract.total_bytes >> unit_shift,
1304                         unit_name,
1305                         percent_done);
1306                 if (info->extract.completed_bytes >= info->extract.total_bytes)
1307                         imagex_printf(T("\n"));
1308                 break;
1309         case WIMLIB_PROGRESS_MSG_EXTRACT_METADATA:
1310                 if (info->extract.end_file_count >= 2000) {
1311                         percent_done = TO_PERCENT(info->extract.current_file_count,
1312                                                   info->extract.end_file_count);
1313                         imagex_printf(T("\rApplying metadata to files: %"PRIu64" of %"PRIu64" (%u%%) done"),
1314                                       info->extract.current_file_count,
1315                                       info->extract.end_file_count, percent_done);
1316                         if (info->extract.current_file_count == info->extract.end_file_count)
1317                                 imagex_printf(T("\n"));
1318                 }
1319                 break;
1320         case WIMLIB_PROGRESS_MSG_EXTRACT_SPWM_PART_BEGIN:
1321                 if (info->extract.total_parts != 1) {
1322                         imagex_printf(T("\nReading split pipable WIM part %u of %u\n"),
1323                                       info->extract.part_number,
1324                                       info->extract.total_parts);
1325                 }
1326                 break;
1327         case WIMLIB_PROGRESS_MSG_SPLIT_BEGIN_PART:
1328                 percent_done = TO_PERCENT(info->split.completed_bytes,
1329                                           info->split.total_bytes);
1330                 unit_shift = get_unit(info->split.total_bytes, &unit_name);
1331                 imagex_printf(T("Writing \"%"TS"\" (part %u of %u): %"PRIu64" %"TS" of "
1332                           "%"PRIu64" %"TS" (%u%%) written\n"),
1333                         info->split.part_name,
1334                         info->split.cur_part_number,
1335                         info->split.total_parts,
1336                         info->split.completed_bytes >> unit_shift,
1337                         unit_name,
1338                         info->split.total_bytes >> unit_shift,
1339                         unit_name,
1340                         percent_done);
1341                 break;
1342         case WIMLIB_PROGRESS_MSG_SPLIT_END_PART:
1343                 if (info->split.completed_bytes == info->split.total_bytes) {
1344                         imagex_printf(T("Finished writing split WIM part %u of %u\n"),
1345                                 info->split.cur_part_number,
1346                                 info->split.total_parts);
1347                 }
1348                 break;
1349         case WIMLIB_PROGRESS_MSG_UPDATE_END_COMMAND:
1350                 switch (info->update.command->op) {
1351                 case WIMLIB_UPDATE_OP_DELETE:
1352                         imagex_printf(T("Deleted WIM path \"%"TS"\"\n"),
1353                                 info->update.command->delete_.wim_path);
1354                         break;
1355                 case WIMLIB_UPDATE_OP_RENAME:
1356                         imagex_printf(T("Renamed WIM path \"%"TS"\" => \"%"TS"\"\n"),
1357                                 info->update.command->rename.wim_source_path,
1358                                 info->update.command->rename.wim_target_path);
1359                         break;
1360                 case WIMLIB_UPDATE_OP_ADD:
1361                 default:
1362                         break;
1363                 }
1364                 break;
1365         case WIMLIB_PROGRESS_MSG_REPLACE_FILE_IN_WIM:
1366                 imagex_printf(T("Updating \"%"TS"\" in WIM image\n"),
1367                               info->replace.path_in_wim);
1368                 break;
1369         case WIMLIB_PROGRESS_MSG_WIMBOOT_EXCLUDE:
1370                 imagex_printf(T("\nExtracting \"%"TS"\" as normal file (not WIMBoot pointer)\n"),
1371                               info->wimboot_exclude.path_in_wim);
1372                 break;
1373         case WIMLIB_PROGRESS_MSG_UNMOUNT_BEGIN:
1374                 if (info->unmount.mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
1375                         if (info->unmount.unmount_flags & WIMLIB_UNMOUNT_FLAG_COMMIT) {
1376                                 imagex_printf(T("Committing changes to %"TS" (image %d)\n"),
1377                                               info->unmount.mounted_wim,
1378                                               info->unmount.mounted_image);
1379                         } else {
1380                                 imagex_printf(T("Discarding changes to %"TS" (image %d)\n"),
1381                                               info->unmount.mounted_wim,
1382                                               info->unmount.mounted_image);
1383                                 imagex_printf(T("\t(Use --commit to keep changes.)\n"));
1384                         }
1385                 }
1386                 break;
1387         case WIMLIB_PROGRESS_MSG_BEGIN_VERIFY_IMAGE:
1388                 imagex_printf(T("Verifying metadata for image %"PRIu32" of %"PRIu32"\n"),
1389                               info->verify_image.current_image,
1390                               info->verify_image.total_images);
1391                 break;
1392         case WIMLIB_PROGRESS_MSG_VERIFY_STREAMS:
1393                 percent_done = TO_PERCENT(info->verify_streams.completed_bytes,
1394                                           info->verify_streams.total_bytes);
1395                 unit_shift = get_unit(info->verify_streams.total_bytes, &unit_name);
1396                 imagex_printf(T("\rVerifying file data: "
1397                           "%"PRIu64" %"TS" of %"PRIu64" %"TS" (%u%%) done"),
1398                         info->verify_streams.completed_bytes >> unit_shift,
1399                         unit_name,
1400                         info->verify_streams.total_bytes >> unit_shift,
1401                         unit_name,
1402                         percent_done);
1403                 if (info->verify_streams.completed_bytes == info->verify_streams.total_bytes)
1404                         imagex_printf(T("\n"));
1405                 break;
1406         default:
1407                 break;
1408         }
1409         fflush(imagex_info_file);
1410         return WIMLIB_PROGRESS_STATUS_CONTINUE;
1411 }
1412
1413 static unsigned
1414 parse_num_threads(const tchar *optarg)
1415 {
1416         tchar *tmp;
1417         unsigned long ul_nthreads = tstrtoul(optarg, &tmp, 10);
1418         if (ul_nthreads >= UINT_MAX || *tmp || tmp == optarg) {
1419                 imagex_error(T("Number of threads must be a non-negative integer!"));
1420                 return UINT_MAX;
1421         } else {
1422                 return ul_nthreads;
1423         }
1424 }
1425
1426 static uint32_t
1427 parse_chunk_size(const tchar *optarg)
1428 {
1429         tchar *tmp;
1430         uint64_t chunk_size = tstrtoul(optarg, &tmp, 10);
1431         if (chunk_size == 0) {
1432                 imagex_error(T("Invalid chunk size specification; must be a positive integer\n"
1433                                "       with optional K, M, or G suffix"));
1434                 return UINT32_MAX;
1435         }
1436         if (*tmp) {
1437                 if (*tmp == T('k') || *tmp == T('K')) {
1438                         chunk_size <<= 10;
1439                         tmp++;
1440                 } else if (*tmp == T('m') || *tmp == T('M')) {
1441                         chunk_size <<= 20;
1442                         tmp++;
1443                 } else if (*tmp == T('g') || *tmp == T('G')) {
1444                         chunk_size <<= 30;
1445                         tmp++;
1446                 }
1447                 if (*tmp && !(*tmp == T('i') && *(tmp + 1) == T('B'))) {
1448                         imagex_error(T("Invalid chunk size specification; suffix must be K, M, or G"));
1449                         return UINT32_MAX;
1450                 }
1451         }
1452         if (chunk_size >= UINT32_MAX) {
1453                 imagex_error(T("Invalid chunk size specification; the value is too large!"));
1454                 return UINT32_MAX;
1455         }
1456         return chunk_size;
1457 }
1458
1459
1460 /*
1461  * Parse an option passed to an update command.
1462  *
1463  * @op:         One of WIMLIB_UPDATE_OP_* that indicates the command being
1464  *              parsed.
1465  *
1466  * @option:     Text string for the option (beginning with --)
1467  *
1468  * @cmd:        `struct wimlib_update_command' that is being constructed for
1469  *              this command.
1470  *
1471  * Returns true if the option was recognized; false if not.
1472  */
1473 static bool
1474 update_command_add_option(int op, const tchar *option,
1475                           struct wimlib_update_command *cmd)
1476 {
1477         bool recognized = true;
1478         switch (op) {
1479         case WIMLIB_UPDATE_OP_ADD:
1480                 if (!tstrcmp(option, T("--verbose")))
1481                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_VERBOSE;
1482                 else if (!tstrcmp(option, T("--unix-data")))
1483                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_UNIX_DATA;
1484                 else if (!tstrcmp(option, T("--no-acls")) || !tstrcmp(option, T("--noacls")))
1485                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_NO_ACLS;
1486                 else if (!tstrcmp(option, T("--strict-acls")))
1487                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_STRICT_ACLS;
1488                 else if (!tstrcmp(option, T("--dereference")))
1489                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_DEREFERENCE;
1490                 else if (!tstrcmp(option, T("--no-replace")))
1491                         cmd->add.add_flags |= WIMLIB_ADD_FLAG_NO_REPLACE;
1492                 else
1493                         recognized = false;
1494                 break;
1495         case WIMLIB_UPDATE_OP_DELETE:
1496                 if (!tstrcmp(option, T("--force")))
1497                         cmd->delete_.delete_flags |= WIMLIB_DELETE_FLAG_FORCE;
1498                 else if (!tstrcmp(option, T("--recursive")))
1499                         cmd->delete_.delete_flags |= WIMLIB_DELETE_FLAG_RECURSIVE;
1500                 else
1501                         recognized = false;
1502                 break;
1503         default:
1504                 recognized = false;
1505                 break;
1506         }
1507         return recognized;
1508 }
1509
1510 /* How many nonoption arguments each `imagex update' command expects */
1511 static const unsigned update_command_num_nonoptions[] = {
1512         [WIMLIB_UPDATE_OP_ADD] = 2,
1513         [WIMLIB_UPDATE_OP_DELETE] = 1,
1514         [WIMLIB_UPDATE_OP_RENAME] = 2,
1515 };
1516
1517 static void
1518 update_command_add_nonoption(int op, const tchar *nonoption,
1519                              struct wimlib_update_command *cmd,
1520                              unsigned num_nonoptions)
1521 {
1522         switch (op) {
1523         case WIMLIB_UPDATE_OP_ADD:
1524                 if (num_nonoptions == 0)
1525                         cmd->add.fs_source_path = (tchar*)nonoption;
1526                 else
1527                         cmd->add.wim_target_path = (tchar*)nonoption;
1528                 break;
1529         case WIMLIB_UPDATE_OP_DELETE:
1530                 cmd->delete_.wim_path = (tchar*)nonoption;
1531                 break;
1532         case WIMLIB_UPDATE_OP_RENAME:
1533                 if (num_nonoptions == 0)
1534                         cmd->rename.wim_source_path = (tchar*)nonoption;
1535                 else
1536                         cmd->rename.wim_target_path = (tchar*)nonoption;
1537                 break;
1538         }
1539 }
1540
1541 /*
1542  * Parse a command passed on stdin to `imagex update'.
1543  *
1544  * @line:       Text of the command.
1545  * @len:        Length of the line, including a null terminator
1546  *              at line[len - 1].
1547  *
1548  * @command:    A `struct wimlib_update_command' to fill in from the parsed
1549  *              line.
1550  *
1551  * @line_number: Line number of the command, for diagnostics.
1552  *
1553  * Returns true on success; returns false on parse error.
1554  */
1555 static bool
1556 parse_update_command(tchar *line, size_t len,
1557                      struct wimlib_update_command *command,
1558                      size_t line_number)
1559 {
1560         int ret;
1561         tchar *command_name;
1562         int op;
1563         size_t num_nonoptions;
1564
1565         /* Get the command name ("add", "delete", "rename") */
1566         ret = parse_string(&line, &len, &command_name);
1567         if (ret != PARSE_STRING_SUCCESS)
1568                 return false;
1569
1570         if (!tstrcasecmp(command_name, T("add"))) {
1571                 op = WIMLIB_UPDATE_OP_ADD;
1572         } else if (!tstrcasecmp(command_name, T("delete"))) {
1573                 op = WIMLIB_UPDATE_OP_DELETE;
1574         } else if (!tstrcasecmp(command_name, T("rename"))) {
1575                 op = WIMLIB_UPDATE_OP_RENAME;
1576         } else {
1577                 imagex_error(T("Unknown update command \"%"TS"\" on line %zu"),
1578                              command_name, line_number);
1579                 return false;
1580         }
1581         command->op = op;
1582
1583         /* Parse additional options and non-options as needed */
1584         num_nonoptions = 0;
1585         for (;;) {
1586                 tchar *next_string;
1587
1588                 ret = parse_string(&line, &len, &next_string);
1589                 if (ret == PARSE_STRING_NONE) /* End of line */
1590                         break;
1591                 else if (ret != PARSE_STRING_SUCCESS) /* Parse failure */
1592                         return false;
1593                 if (next_string[0] == T('-') && next_string[1] == T('-')) {
1594                         /* Option */
1595                         if (!update_command_add_option(op, next_string, command))
1596                         {
1597                                 imagex_error(T("Unrecognized option \"%"TS"\" to "
1598                                                "update command \"%"TS"\" on line %zu"),
1599                                              next_string, command_name, line_number);
1600
1601                                 return false;
1602                         }
1603                 } else {
1604                         /* Nonoption */
1605                         if (num_nonoptions == update_command_num_nonoptions[op])
1606                         {
1607                                 imagex_error(T("Unexpected argument \"%"TS"\" in "
1608                                                "update command on line %zu\n"
1609                                                "       (The \"%"TS"\" command only "
1610                                                "takes %zu nonoption arguments!)\n"),
1611                                              next_string, line_number,
1612                                              command_name, num_nonoptions);
1613                                 return false;
1614                         }
1615                         update_command_add_nonoption(op, next_string,
1616                                                      command, num_nonoptions);
1617                         num_nonoptions++;
1618                 }
1619         }
1620
1621         if (num_nonoptions != update_command_num_nonoptions[op]) {
1622                 imagex_error(T("Not enough arguments to update command "
1623                                "\"%"TS"\" on line %zu"), command_name, line_number);
1624                 return false;
1625         }
1626         return true;
1627 }
1628
1629 static struct wimlib_update_command *
1630 parse_update_command_file(tchar **cmd_file_contents_p, size_t cmd_file_nchars,
1631                           size_t *num_cmds_ret)
1632 {
1633         ssize_t nlines;
1634         tchar *p;
1635         struct wimlib_update_command *cmds;
1636         size_t i, j;
1637
1638         nlines = text_file_count_lines(cmd_file_contents_p,
1639                                        &cmd_file_nchars);
1640         if (nlines < 0)
1641                 return NULL;
1642
1643         /* Always allocate at least 1 slot, just in case the implementation of
1644          * calloc() returns NULL if 0 bytes are requested. */
1645         cmds = calloc(nlines ?: 1, sizeof(struct wimlib_update_command));
1646         if (!cmds) {
1647                 imagex_error(T("out of memory"));
1648                 return NULL;
1649         }
1650         p = *cmd_file_contents_p;
1651         j = 0;
1652         for (i = 0; i < nlines; i++) {
1653                 /* XXX: Could use rawmemchr() here instead, but it may not be
1654                  * available on all platforms. */
1655                 tchar *endp = tmemchr(p, T('\n'), cmd_file_nchars);
1656                 size_t len = endp - p + 1;
1657                 *endp = T('\0');
1658                 if (!is_comment_line(p, len)) {
1659                         if (!parse_update_command(p, len, &cmds[j++], i + 1)) {
1660                                 free(cmds);
1661                                 return NULL;
1662                         }
1663                 }
1664                 p = endp + 1;
1665         }
1666         *num_cmds_ret = j;
1667         return cmds;
1668 }
1669
1670 /* Apply one image, or all images, from a WIM file to a directory, OR apply
1671  * one image from a WIM file to an NTFS volume.  */
1672 static int
1673 imagex_apply(int argc, tchar **argv, int cmd)
1674 {
1675         int c;
1676         int open_flags = 0;
1677         int image = WIMLIB_NO_IMAGE;
1678         WIMStruct *wim;
1679         struct wimlib_wim_info info;
1680         int ret;
1681         const tchar *wimfile;
1682         const tchar *target;
1683         const tchar *image_num_or_name = NULL;
1684         int extract_flags = 0;
1685
1686         STRING_SET(refglobs);
1687
1688         for_opt(c, apply_options) {
1689                 switch (c) {
1690                 case IMAGEX_CHECK_OPTION:
1691                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1692                         break;
1693                 case IMAGEX_VERBOSE_OPTION:
1694                         /* No longer does anything.  */
1695                         break;
1696                 case IMAGEX_REF_OPTION:
1697                         ret = string_set_append(&refglobs, optarg);
1698                         if (ret)
1699                                 goto out_free_refglobs;
1700                         break;
1701                 case IMAGEX_UNIX_DATA_OPTION:
1702                         extract_flags |= WIMLIB_EXTRACT_FLAG_UNIX_DATA;
1703                         break;
1704                 case IMAGEX_NO_ACLS_OPTION:
1705                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ACLS;
1706                         break;
1707                 case IMAGEX_STRICT_ACLS_OPTION:
1708                         extract_flags |= WIMLIB_EXTRACT_FLAG_STRICT_ACLS;
1709                         break;
1710                 case IMAGEX_NO_ATTRIBUTES_OPTION:
1711                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ATTRIBUTES;
1712                         break;
1713                 case IMAGEX_NORPFIX_OPTION:
1714                         extract_flags |= WIMLIB_EXTRACT_FLAG_NORPFIX;
1715                         break;
1716                 case IMAGEX_RPFIX_OPTION:
1717                         extract_flags |= WIMLIB_EXTRACT_FLAG_RPFIX;
1718                         break;
1719                 case IMAGEX_INCLUDE_INVALID_NAMES_OPTION:
1720                         extract_flags |= WIMLIB_EXTRACT_FLAG_REPLACE_INVALID_FILENAMES;
1721                         extract_flags |= WIMLIB_EXTRACT_FLAG_ALL_CASE_CONFLICTS;
1722                         break;
1723                 case IMAGEX_RESUME_OPTION:
1724                         extract_flags |= WIMLIB_EXTRACT_FLAG_RESUME;
1725                         break;
1726                 case IMAGEX_WIMBOOT_OPTION:
1727                         extract_flags |= WIMLIB_EXTRACT_FLAG_WIMBOOT;
1728                         break;
1729                 case IMAGEX_COMPACT_OPTION:
1730                         ret = set_compact_mode(optarg, &extract_flags);
1731                         if (ret)
1732                                 goto out_free_refglobs;
1733                         break;
1734                 default:
1735                         goto out_usage;
1736                 }
1737         }
1738         argc -= optind;
1739         argv += optind;
1740         if (argc != 2 && argc != 3)
1741                 goto out_usage;
1742
1743         wimfile = argv[0];
1744
1745         if (!tstrcmp(wimfile, T("-"))) {
1746                 /* Attempt to apply pipable WIM from standard input.  */
1747                 if (argc == 2) {
1748                         image_num_or_name = NULL;
1749                         target = argv[1];
1750                 } else {
1751                         image_num_or_name = argv[1];
1752                         target = argv[2];
1753                 }
1754                 wim = NULL;
1755         } else {
1756                 ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
1757                                                     imagex_progress_func, NULL);
1758                 if (ret)
1759                         goto out_free_refglobs;
1760
1761                 wimlib_get_wim_info(wim, &info);
1762
1763                 if (argc >= 3) {
1764                         /* Image explicitly specified.  */
1765                         image_num_or_name = argv[1];
1766                         image = wimlib_resolve_image(wim, image_num_or_name);
1767                         ret = verify_image_exists(image, image_num_or_name, wimfile);
1768                         if (ret)
1769                                 goto out_wimlib_free;
1770                         target = argv[2];
1771                 } else {
1772                         /* No image specified; default to image 1, but only if the WIM
1773                          * contains exactly one image.  */
1774
1775                         if (info.image_count != 1) {
1776                                 imagex_error(T("\"%"TS"\" contains %d images; "
1777                                                "Please select one (or all)."),
1778                                              wimfile, info.image_count);
1779                                 wimlib_free(wim);
1780                                 goto out_usage;
1781                         }
1782                         image = 1;
1783                         target = argv[1];
1784                 }
1785         }
1786
1787         if (refglobs.num_strings) {
1788                 if (wim == NULL) {
1789                         imagex_error(T("Can't specify --ref when applying from stdin!"));
1790                         ret = -1;
1791                         goto out_wimlib_free;
1792                 }
1793                 ret = wim_reference_globs(wim, &refglobs, open_flags);
1794                 if (ret)
1795                         goto out_wimlib_free;
1796         }
1797
1798 #ifndef __WIN32__
1799         {
1800                 /* Interpret a regular file or block device target as an NTFS
1801                  * volume.  */
1802                 struct stat stbuf;
1803
1804                 if (tstat(target, &stbuf)) {
1805                         if (errno != ENOENT) {
1806                                 imagex_error_with_errno(T("Failed to stat \"%"TS"\""),
1807                                                         target);
1808                                 ret = -1;
1809                                 goto out_wimlib_free;
1810                         }
1811                 } else {
1812                         if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode))
1813                                 extract_flags |= WIMLIB_EXTRACT_FLAG_NTFS;
1814                 }
1815         }
1816 #endif
1817
1818         if (wim) {
1819                 ret = wimlib_extract_image(wim, image, target, extract_flags);
1820         } else {
1821                 set_fd_to_binary_mode(STDIN_FILENO);
1822                 ret = wimlib_extract_image_from_pipe_with_progress(
1823                                            STDIN_FILENO,
1824                                            image_num_or_name,
1825                                            target,
1826                                            extract_flags,
1827                                            imagex_progress_func,
1828                                            NULL);
1829         }
1830         if (ret == 0) {
1831                 imagex_printf(T("Done applying WIM image.\n"));
1832         } else if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
1833                 if (wim) {
1834                         do_resource_not_found_warning(wimfile, &info, &refglobs);
1835                 } else {
1836                         imagex_error(T(        "If you are applying an image "
1837                                                "from a split pipable WIM,\n"
1838                                        "       make sure you have "
1839                                        "concatenated together all parts."));
1840                 }
1841         } else if (ret == WIMLIB_ERR_METADATA_NOT_FOUND && wim) {
1842                 do_metadata_not_found_warning(wimfile, &info);
1843         }
1844 out_wimlib_free:
1845         wimlib_free(wim);
1846 out_free_refglobs:
1847         string_set_destroy(&refglobs);
1848         return ret;
1849
1850 out_usage:
1851         usage(CMD_APPLY, stderr);
1852         ret = -1;
1853         goto out_free_refglobs;
1854 }
1855
1856 /* Create a WIM image from a directory tree, NTFS volume, or multiple files or
1857  * directory trees.  'wimlib-imagex capture': create a new WIM file containing
1858  * the desired image.  'wimlib-imagex append': add a new image to an existing
1859  * WIM file. */
1860 static int
1861 imagex_capture_or_append(int argc, tchar **argv, int cmd)
1862 {
1863         int c;
1864         int open_flags = 0;
1865         int add_flags = WIMLIB_ADD_FLAG_EXCLUDE_VERBOSE |
1866                         WIMLIB_ADD_FLAG_WINCONFIG |
1867                         WIMLIB_ADD_FLAG_VERBOSE;
1868         int write_flags = 0;
1869         int compression_type = WIMLIB_COMPRESSION_TYPE_INVALID;
1870         uint32_t chunk_size = UINT32_MAX;
1871         uint32_t solid_chunk_size = UINT32_MAX;
1872         int solid_ctype = WIMLIB_COMPRESSION_TYPE_INVALID;
1873         const tchar *wimfile;
1874         int wim_fd;
1875         const tchar *name;
1876         STRING_SET(image_properties);
1877
1878         WIMStruct *wim;
1879         STRING_SET(base_wimfiles);
1880         WIMStruct **base_wims;
1881
1882         WIMStruct *template_wim;
1883         const tchar *template_wimfile = NULL;
1884         const tchar *template_image_name_or_num = NULL;
1885         int template_image = WIMLIB_NO_IMAGE;
1886
1887         int ret;
1888         unsigned num_threads = 0;
1889
1890         tchar *source;
1891         tchar *source_copy;
1892
1893         tchar *config_file = NULL;
1894
1895         bool source_list = false;
1896         size_t source_list_nchars = 0;
1897         tchar *source_list_contents;
1898         bool capture_sources_malloced;
1899         struct wimlib_capture_source *capture_sources;
1900         size_t num_sources;
1901         bool name_defaulted;
1902
1903         for_opt(c, capture_or_append_options) {
1904                 switch (c) {
1905                 case IMAGEX_BOOT_OPTION:
1906                         add_flags |= WIMLIB_ADD_FLAG_BOOT;
1907                         break;
1908                 case IMAGEX_CHECK_OPTION:
1909                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
1910                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
1911                         break;
1912                 case IMAGEX_NOCHECK_OPTION:
1913                         write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
1914                         break;
1915                 case IMAGEX_CONFIG_OPTION:
1916                         config_file = optarg;
1917                         add_flags &= ~WIMLIB_ADD_FLAG_WINCONFIG;
1918                         break;
1919                 case IMAGEX_COMPRESS_OPTION:
1920                         compression_type = get_compression_type(optarg, false);
1921                         if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
1922                                 goto out_err;
1923                         break;
1924                 case IMAGEX_COMPRESS_SLOW_OPTION:
1925                         set_compress_slow();
1926                         break;
1927                 case IMAGEX_CHUNK_SIZE_OPTION:
1928                         chunk_size = parse_chunk_size(optarg);
1929                         if (chunk_size == UINT32_MAX)
1930                                 goto out_err;
1931                         break;
1932                 case IMAGEX_SOLID_CHUNK_SIZE_OPTION:
1933                         solid_chunk_size = parse_chunk_size(optarg);
1934                         if (solid_chunk_size == UINT32_MAX)
1935                                 goto out_err;
1936                         break;
1937                 case IMAGEX_SOLID_COMPRESS_OPTION:
1938                         solid_ctype = get_compression_type(optarg, true);
1939                         if (solid_ctype == WIMLIB_COMPRESSION_TYPE_INVALID)
1940                                 goto out_err;
1941                         break;
1942                 case IMAGEX_SOLID_OPTION:
1943                         write_flags |= WIMLIB_WRITE_FLAG_SOLID;
1944                         break;
1945                 case IMAGEX_NO_SOLID_SORT_OPTION:
1946                         write_flags |= WIMLIB_WRITE_FLAG_NO_SOLID_SORT;
1947                         break;
1948                 case IMAGEX_FLAGS_OPTION: {
1949                         tchar *p = alloca((6 + tstrlen(optarg) + 1) * sizeof(tchar));
1950                         tsprintf(p, T("FLAGS=%"TS), optarg);
1951                         ret = string_set_append(&image_properties, p);
1952                         if (ret)
1953                                 goto out;
1954                         break;
1955                 }
1956                 case IMAGEX_IMAGE_PROPERTY_OPTION:
1957                         ret = append_image_property_argument(&image_properties);
1958                         if (ret)
1959                                 goto out;
1960                         break;
1961                 case IMAGEX_DEREFERENCE_OPTION:
1962                         add_flags |= WIMLIB_ADD_FLAG_DEREFERENCE;
1963                         break;
1964                 case IMAGEX_VERBOSE_OPTION:
1965                         /* No longer does anything.  */
1966                         break;
1967                 case IMAGEX_THREADS_OPTION:
1968                         num_threads = parse_num_threads(optarg);
1969                         if (num_threads == UINT_MAX)
1970                                 goto out_err;
1971                         break;
1972                 case IMAGEX_REBUILD_OPTION:
1973                         write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
1974                         break;
1975                 case IMAGEX_UNIX_DATA_OPTION:
1976                         add_flags |= WIMLIB_ADD_FLAG_UNIX_DATA;
1977                         break;
1978                 case IMAGEX_SOURCE_LIST_OPTION:
1979                         source_list = true;
1980                         break;
1981                 case IMAGEX_NO_ACLS_OPTION:
1982                         add_flags |= WIMLIB_ADD_FLAG_NO_ACLS;
1983                         break;
1984                 case IMAGEX_STRICT_ACLS_OPTION:
1985                         add_flags |= WIMLIB_ADD_FLAG_STRICT_ACLS;
1986                         break;
1987                 case IMAGEX_RPFIX_OPTION:
1988                         add_flags |= WIMLIB_ADD_FLAG_RPFIX;
1989                         break;
1990                 case IMAGEX_NORPFIX_OPTION:
1991                         add_flags |= WIMLIB_ADD_FLAG_NORPFIX;
1992                         break;
1993                 case IMAGEX_PIPABLE_OPTION:
1994                         write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
1995                         break;
1996                 case IMAGEX_NOT_PIPABLE_OPTION:
1997                         write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
1998                         break;
1999                 case IMAGEX_UPDATE_OF_OPTION:
2000                         if (template_image_name_or_num) {
2001                                 imagex_error(T("'--update-of' can only be "
2002                                                "specified one time!"));
2003                                 goto out_err;
2004                         } else {
2005                                 tchar *colon;
2006                                 colon = tstrrchr(optarg, T(':'));
2007
2008                                 if (colon) {
2009                                         template_wimfile = optarg;
2010                                         *colon = T('\0');
2011                                         template_image_name_or_num = colon + 1;
2012                                 } else {
2013                                         template_wimfile = NULL;
2014                                         template_image_name_or_num = optarg;
2015                                 }
2016                         }
2017                         break;
2018                 case IMAGEX_DELTA_FROM_OPTION:
2019                         if (cmd != CMD_CAPTURE) {
2020                                 imagex_error(T("'--delta-from' is only "
2021                                                "valid for capture!"));
2022                                 goto out_usage;
2023                         }
2024                         ret = string_set_append(&base_wimfiles, optarg);
2025                         if (ret)
2026                                 goto out;
2027                         write_flags |= WIMLIB_WRITE_FLAG_SKIP_EXTERNAL_WIMS;
2028                         break;
2029                 case IMAGEX_WIMBOOT_OPTION:
2030                         add_flags |= WIMLIB_ADD_FLAG_WIMBOOT;
2031                         break;
2032                 case IMAGEX_UNSAFE_COMPACT_OPTION:
2033                         if (cmd != CMD_APPEND) {
2034                                 imagex_error(T("'--unsafe-compact' is only "
2035                                                "valid for append!"));
2036                                 goto out_err;
2037                         }
2038                         write_flags |= WIMLIB_WRITE_FLAG_UNSAFE_COMPACT;
2039                         break;
2040                 case IMAGEX_SNAPSHOT_OPTION:
2041                         add_flags |= WIMLIB_ADD_FLAG_SNAPSHOT;
2042                         break;
2043                 default:
2044                         goto out_usage;
2045                 }
2046         }
2047         argc -= optind;
2048         argv += optind;
2049
2050         if (argc < 2 || argc > 4)
2051                 goto out_usage;
2052
2053         source = argv[0];
2054         wimfile = argv[1];
2055
2056         /* Set default compression type and parameters.  */
2057
2058
2059         if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID) {
2060                 /* No compression type specified.  Use the default.  */
2061
2062                 if (add_flags & WIMLIB_ADD_FLAG_WIMBOOT) {
2063                         /* With --wimboot, default to XPRESS compression.  */
2064                         compression_type = WIMLIB_COMPRESSION_TYPE_XPRESS;
2065                 } else if (write_flags & WIMLIB_WRITE_FLAG_SOLID) {
2066                         /* With --solid, default to LZMS compression.  (However,
2067                          * this will not affect solid resources!)  */
2068                         compression_type = WIMLIB_COMPRESSION_TYPE_LZMS;
2069                 } else {
2070                         /* Otherwise, default to LZX compression.  */
2071                         compression_type = WIMLIB_COMPRESSION_TYPE_LZX;
2072                 }
2073         }
2074
2075         if (!tstrcmp(wimfile, T("-"))) {
2076                 /* Writing captured WIM to standard output.  */
2077         #if 0
2078                 if (!(write_flags & WIMLIB_WRITE_FLAG_PIPABLE)) {
2079                         imagex_error("Can't write a non-pipable WIM to "
2080                                      "standard output!  Specify --pipable\n"
2081                                      "       if you want to create a pipable WIM "
2082                                      "(but read the docs first).");
2083                         goto out_err;
2084                 }
2085         #else
2086                 write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
2087         #endif
2088                 if (cmd == CMD_APPEND) {
2089                         imagex_error(T("Using standard output for append does "
2090                                        "not make sense."));
2091                         goto out_err;
2092                 }
2093                 wim_fd = STDOUT_FILENO;
2094                 wimfile = NULL;
2095                 imagex_info_file = stderr;
2096                 set_fd_to_binary_mode(wim_fd);
2097         }
2098
2099         /* If template image was specified using --update-of=IMAGE rather
2100          * than --update-of=WIMFILE:IMAGE, set the default WIMFILE.  */
2101         if (template_image_name_or_num && !template_wimfile) {
2102                 if (base_wimfiles.num_strings == 1) {
2103                         /* Capturing delta WIM based on single WIM:  default to
2104                          * base WIM.  */
2105                         template_wimfile = base_wimfiles.strings[0];
2106                 } else if (cmd == CMD_APPEND) {
2107                         /* Appending to WIM:  default to WIM being appended to.
2108                          */
2109                         template_wimfile = wimfile;
2110                 } else {
2111                         /* Capturing a normal (non-delta) WIM, so the WIM file
2112                          * *must* be explicitly specified.  */
2113                         if (base_wimfiles.num_strings > 1) {
2114                                 imagex_error(T("For capture of delta WIM "
2115                                                "based on multiple existing "
2116                                                "WIMs,\n"
2117                                                "      '--update-of' must "
2118                                                "specify WIMFILE:IMAGE!"));
2119                         } else {
2120                                 imagex_error(T("For capture of non-delta WIM, "
2121                                                "'--update-of' must specify "
2122                                                "WIMFILE:IMAGE!"));
2123                         }
2124                         goto out_usage;
2125                 }
2126         }
2127
2128         if (argc >= 3) {
2129                 name = argv[2];
2130                 name_defaulted = false;
2131         } else {
2132                 /* Set default name to SOURCE argument, omitting any directory
2133                  * prefixes and trailing slashes.  This requires making a copy
2134                  * of @source.  Leave some free characters at the end in case we
2135                  * append a number to keep the name unique. */
2136                 size_t source_name_len;
2137
2138                 source_name_len = tstrlen(source);
2139                 source_copy = alloca((source_name_len + 1 + 25) * sizeof(tchar));
2140                 name = tbasename(tstrcpy(source_copy, source));
2141                 name_defaulted = true;
2142         }
2143
2144         /* Image description (if given). */
2145         if (argc >= 4) {
2146                 tchar *p = alloca((12 + tstrlen(argv[3]) + 1) * sizeof(tchar));
2147                 tsprintf(p, T("DESCRIPTION=%"TS), argv[3]);
2148                 ret = string_set_append(&image_properties, p);
2149                 if (ret)
2150                         goto out;
2151         }
2152
2153         if (source_list) {
2154                 /* Set up capture sources in source list mode */
2155                 if (source[0] == T('-') && source[1] == T('\0')) {
2156                         source_list_contents = stdin_get_text_contents(&source_list_nchars);
2157                 } else {
2158                         source_list_contents = file_get_text_contents(source,
2159                                                                       &source_list_nchars);
2160                 }
2161                 if (!source_list_contents)
2162                         goto out_err;
2163
2164                 capture_sources = parse_source_list(&source_list_contents,
2165                                                     source_list_nchars,
2166                                                     &num_sources);
2167                 if (!capture_sources) {
2168                         ret = -1;
2169                         goto out_free_source_list_contents;
2170                 }
2171                 capture_sources_malloced = true;
2172         } else {
2173                 /* Set up capture source in non-source-list mode.  */
2174                 capture_sources = alloca(sizeof(struct wimlib_capture_source));
2175                 capture_sources[0].fs_source_path = source;
2176                 capture_sources[0].wim_target_path = WIMLIB_WIM_ROOT_PATH;
2177                 capture_sources[0].reserved = 0;
2178                 num_sources = 1;
2179                 capture_sources_malloced = false;
2180                 source_list_contents = NULL;
2181         }
2182
2183         /* Open the existing WIM, or create a new one.  */
2184         if (cmd == CMD_APPEND) {
2185                 ret = wimlib_open_wim_with_progress(wimfile,
2186                                                     open_flags | WIMLIB_OPEN_FLAG_WRITE_ACCESS,
2187                                                     &wim,
2188                                                     imagex_progress_func,
2189                                                     NULL);
2190                 if (ret)
2191                         goto out_free_capture_sources;
2192         } else {
2193                 ret = wimlib_create_new_wim(compression_type, &wim);
2194                 if (ret)
2195                         goto out_free_capture_sources;
2196                 wimlib_register_progress_function(wim, imagex_progress_func, NULL);
2197         }
2198
2199         /* Set chunk size if non-default.  */
2200         if (chunk_size != UINT32_MAX) {
2201                 ret = wimlib_set_output_chunk_size(wim, chunk_size);
2202                 if (ret)
2203                         goto out_free_wim;
2204         } else if ((add_flags & WIMLIB_ADD_FLAG_WIMBOOT)) {
2205
2206                 int ctype = compression_type;
2207
2208                 if (cmd == CMD_APPEND) {
2209                         struct wimlib_wim_info info;
2210                         wimlib_get_wim_info(wim, &info);
2211                         ctype = info.compression_type;
2212                 }
2213
2214                 if (ctype == WIMLIB_COMPRESSION_TYPE_XPRESS) {
2215                         ret = wimlib_set_output_chunk_size(wim, 4096);
2216                         if (ret)
2217                                 goto out_free_wim;
2218                 }
2219         }
2220         if (solid_ctype != WIMLIB_COMPRESSION_TYPE_INVALID) {
2221                 ret = wimlib_set_output_pack_compression_type(wim, solid_ctype);
2222                 if (ret)
2223                         goto out_free_wim;
2224         }
2225         if (solid_chunk_size != UINT32_MAX) {
2226                 ret = wimlib_set_output_pack_chunk_size(wim, solid_chunk_size);
2227                 if (ret)
2228                         goto out_free_wim;
2229         }
2230
2231 #ifndef __WIN32__
2232         /* Detect if source is regular file or block device and set NTFS volume
2233          * capture mode.  */
2234         if (!source_list) {
2235                 struct stat stbuf;
2236
2237                 if (tstat(source, &stbuf) == 0) {
2238                         if (S_ISBLK(stbuf.st_mode) || S_ISREG(stbuf.st_mode)) {
2239                                 imagex_printf(T("Capturing WIM image from NTFS "
2240                                           "filesystem on \"%"TS"\"\n"), source);
2241                                 add_flags |= WIMLIB_ADD_FLAG_NTFS;
2242                         }
2243                 } else {
2244                         if (errno != ENOENT) {
2245                                 imagex_error_with_errno(T("Failed to stat "
2246                                                           "\"%"TS"\""), source);
2247                                 ret = -1;
2248                                 goto out_free_wim;
2249                         }
2250                 }
2251         }
2252 #endif
2253
2254         /* If the user did not specify an image name, and the basename of the
2255          * source already exists as an image name in the WIM file, append a
2256          * suffix to make it unique. */
2257         if (cmd == CMD_APPEND && name_defaulted) {
2258                 unsigned long conflict_idx;
2259                 tchar *name_end = tstrchr(name, T('\0'));
2260                 for (conflict_idx = 1;
2261                      wimlib_image_name_in_use(wim, name);
2262                      conflict_idx++)
2263                 {
2264                         tsprintf(name_end, T(" (%lu)"), conflict_idx);
2265                 }
2266         }
2267
2268         /* If capturing a delta WIM, reference resources from the base WIMs
2269          * before adding the new image.  */
2270         if (base_wimfiles.num_strings) {
2271                 base_wims = calloc(base_wimfiles.num_strings,
2272                                    sizeof(base_wims[0]));
2273                 if (base_wims == NULL) {
2274                         imagex_error(T("Out of memory!"));
2275                         ret = -1;
2276                         goto out_free_wim;
2277                 }
2278
2279                 for (size_t i = 0; i < base_wimfiles.num_strings; i++) {
2280                         ret = wimlib_open_wim_with_progress(
2281                                     base_wimfiles.strings[i], open_flags,
2282                                     &base_wims[i], imagex_progress_func, NULL);
2283                         if (ret)
2284                                 goto out_free_base_wims;
2285
2286                 }
2287
2288                 ret = wimlib_reference_resources(wim, base_wims,
2289                                                  base_wimfiles.num_strings, 0);
2290                 if (ret)
2291                         goto out_free_base_wims;
2292
2293                 if (base_wimfiles.num_strings == 1) {
2294                         imagex_printf(T("Capturing delta WIM based on \"%"TS"\"\n"),
2295                                       base_wimfiles.strings[0]);
2296                 } else {
2297                         imagex_printf(T("Capturing delta WIM based on %u WIMs\n"),
2298                                       base_wimfiles.num_strings);
2299                 }
2300
2301         } else {
2302                 base_wims = NULL;
2303         }
2304
2305         /* If capturing or appending as an update of an existing (template) image,
2306          * open the WIM if needed and parse the image index.  */
2307         if (template_image_name_or_num) {
2308
2309
2310                 if (base_wimfiles.num_strings == 1 &&
2311                     template_wimfile == base_wimfiles.strings[0]) {
2312                         template_wim = base_wims[0];
2313                 } else if (template_wimfile == wimfile) {
2314                         template_wim = wim;
2315                 } else {
2316                         ret = wimlib_open_wim_with_progress(template_wimfile,
2317                                                             open_flags,
2318                                                             &template_wim,
2319                                                             imagex_progress_func,
2320                                                             NULL);
2321                         if (ret)
2322                                 goto out_free_base_wims;
2323                 }
2324
2325                 template_image = wimlib_resolve_image(template_wim,
2326                                                       template_image_name_or_num);
2327
2328                 if (template_image_name_or_num[0] == T('-')) {
2329                         tchar *tmp;
2330                         unsigned long n;
2331                         struct wimlib_wim_info info;
2332
2333                         wimlib_get_wim_info(template_wim, &info);
2334                         n = tstrtoul(template_image_name_or_num + 1, &tmp, 10);
2335                         if (n >= 1 && n <= info.image_count &&
2336                             *tmp == T('\0') &&
2337                             tmp != template_image_name_or_num + 1)
2338                         {
2339                                 template_image = info.image_count - (n - 1);
2340                         }
2341                 }
2342                 ret = verify_image_exists_and_is_single(template_image,
2343                                                         template_image_name_or_num,
2344                                                         template_wimfile);
2345                 if (ret)
2346                         goto out_free_template_wim;
2347         } else {
2348                 template_wim = NULL;
2349         }
2350
2351         ret = wimlib_add_image_multisource(wim,
2352                                            capture_sources,
2353                                            num_sources,
2354                                            name,
2355                                            config_file,
2356                                            add_flags);
2357         if (ret)
2358                 goto out_free_template_wim;
2359
2360         if (image_properties.num_strings || template_image_name_or_num) {
2361                 /* User asked to set additional image properties, or an image on
2362                  * which the added one is to be based has been specified with
2363                  * --update-of.  */
2364                 struct wimlib_wim_info info;
2365
2366                 wimlib_get_wim_info(wim, &info);
2367
2368                 ret = apply_image_properties(&image_properties, wim,
2369                                              info.image_count, NULL);
2370                 if (ret)
2371                         goto out_free_template_wim;
2372
2373                 /* Reference template image if the user provided one.  */
2374                 if (template_image_name_or_num) {
2375                         imagex_printf(T("Using image %d "
2376                                         "from \"%"TS"\" as template\n"),
2377                                         template_image, template_wimfile);
2378                         ret = wimlib_reference_template_image(wim,
2379                                                               info.image_count,
2380                                                               template_wim,
2381                                                               template_image,
2382                                                               0);
2383                         if (ret)
2384                                 goto out_free_template_wim;
2385                 }
2386         }
2387
2388         /* Write the new WIM or overwrite the existing WIM with the new image
2389          * appended.  */
2390         if (cmd == CMD_APPEND) {
2391                 ret = wimlib_overwrite(wim, write_flags, num_threads);
2392         } else if (wimfile) {
2393                 ret = wimlib_write(wim, wimfile, WIMLIB_ALL_IMAGES,
2394                                    write_flags, num_threads);
2395         } else {
2396                 ret = wimlib_write_to_fd(wim, wim_fd, WIMLIB_ALL_IMAGES,
2397                                          write_flags, num_threads);
2398         }
2399 out_free_template_wim:
2400         /* template_wim may alias base_wims[0] or wim.  */
2401         if ((base_wimfiles.num_strings != 1 || template_wim != base_wims[0]) &&
2402             template_wim != wim)
2403                 wimlib_free(template_wim);
2404 out_free_base_wims:
2405         for (size_t i = 0; i < base_wimfiles.num_strings; i++)
2406                 wimlib_free(base_wims[i]);
2407         free(base_wims);
2408 out_free_wim:
2409         wimlib_free(wim);
2410 out_free_capture_sources:
2411         if (capture_sources_malloced)
2412                 free(capture_sources);
2413 out_free_source_list_contents:
2414         free(source_list_contents);
2415 out:
2416         string_set_destroy(&image_properties);
2417         string_set_destroy(&base_wimfiles);
2418         return ret;
2419
2420 out_usage:
2421         usage(cmd, stderr);
2422 out_err:
2423         ret = -1;
2424         goto out;
2425 }
2426
2427 /* Remove image(s) from a WIM. */
2428 static int
2429 imagex_delete(int argc, tchar **argv, int cmd)
2430 {
2431         int c;
2432         int open_flags = WIMLIB_OPEN_FLAG_WRITE_ACCESS;
2433         int write_flags = 0;
2434         const tchar *wimfile;
2435         const tchar *image_num_or_name;
2436         WIMStruct *wim;
2437         int image;
2438         int ret;
2439
2440         for_opt(c, delete_options) {
2441                 switch (c) {
2442                 case IMAGEX_CHECK_OPTION:
2443                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
2444                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
2445                         break;
2446                 case IMAGEX_SOFT_OPTION:
2447                         write_flags |= WIMLIB_WRITE_FLAG_SOFT_DELETE;
2448                         break;
2449                 case IMAGEX_UNSAFE_COMPACT_OPTION:
2450                         write_flags |= WIMLIB_WRITE_FLAG_UNSAFE_COMPACT;
2451                         break;
2452                 default:
2453                         goto out_usage;
2454                 }
2455         }
2456         argc -= optind;
2457         argv += optind;
2458
2459         if (argc != 2) {
2460                 if (argc < 1)
2461                         imagex_error(T("Must specify a WIM file"));
2462                 if (argc < 2)
2463                         imagex_error(T("Must specify an image"));
2464                 goto out_usage;
2465         }
2466         wimfile = argv[0];
2467         image_num_or_name = argv[1];
2468
2469         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
2470                                             imagex_progress_func, NULL);
2471         if (ret)
2472                 goto out;
2473
2474         image = wimlib_resolve_image(wim, image_num_or_name);
2475
2476         ret = verify_image_exists(image, image_num_or_name, wimfile);
2477         if (ret)
2478                 goto out_wimlib_free;
2479
2480         ret = wimlib_delete_image(wim, image);
2481         if (ret) {
2482                 imagex_error(T("Failed to delete image from \"%"TS"\""),
2483                              wimfile);
2484                 goto out_wimlib_free;
2485         }
2486
2487         ret = wimlib_overwrite(wim, write_flags, 0);
2488         if (ret) {
2489                 imagex_error(T("Failed to write the file \"%"TS"\" with image "
2490                                "deleted"), wimfile);
2491         }
2492 out_wimlib_free:
2493         wimlib_free(wim);
2494 out:
2495         return ret;
2496
2497 out_usage:
2498         usage(CMD_DELETE, stderr);
2499         ret = -1;
2500         goto out;
2501 }
2502
2503 struct print_dentry_options {
2504         bool detailed;
2505 };
2506
2507 static void
2508 print_dentry_full_path(const struct wimlib_dir_entry *dentry)
2509 {
2510         tprintf(T("%"TS"\n"), dentry->full_path);
2511 }
2512
2513 static const struct {
2514         uint32_t flag;
2515         const tchar *name;
2516 } file_attr_flags[] = {
2517         {WIMLIB_FILE_ATTRIBUTE_READONLY,            T("READONLY")},
2518         {WIMLIB_FILE_ATTRIBUTE_HIDDEN,              T("HIDDEN")},
2519         {WIMLIB_FILE_ATTRIBUTE_SYSTEM,              T("SYSTEM")},
2520         {WIMLIB_FILE_ATTRIBUTE_DIRECTORY,           T("DIRECTORY")},
2521         {WIMLIB_FILE_ATTRIBUTE_ARCHIVE,             T("ARCHIVE")},
2522         {WIMLIB_FILE_ATTRIBUTE_DEVICE,              T("DEVICE")},
2523         {WIMLIB_FILE_ATTRIBUTE_NORMAL,              T("NORMAL")},
2524         {WIMLIB_FILE_ATTRIBUTE_TEMPORARY,           T("TEMPORARY")},
2525         {WIMLIB_FILE_ATTRIBUTE_SPARSE_FILE,         T("SPARSE_FILE")},
2526         {WIMLIB_FILE_ATTRIBUTE_REPARSE_POINT,       T("REPARSE_POINT")},
2527         {WIMLIB_FILE_ATTRIBUTE_COMPRESSED,          T("COMPRESSED")},
2528         {WIMLIB_FILE_ATTRIBUTE_OFFLINE,             T("OFFLINE")},
2529         {WIMLIB_FILE_ATTRIBUTE_NOT_CONTENT_INDEXED, T("NOT_CONTENT_INDEXED")},
2530         {WIMLIB_FILE_ATTRIBUTE_ENCRYPTED,           T("ENCRYPTED")},
2531         {WIMLIB_FILE_ATTRIBUTE_VIRTUAL,             T("VIRTUAL")},
2532 };
2533
2534 #define TIMESTR_MAX 100
2535
2536 static void
2537 timespec_to_string(const struct timespec *spec, tchar *buf)
2538 {
2539         time_t t = spec->tv_sec;
2540         struct tm tm;
2541         gmtime_r(&t, &tm);
2542         tstrftime(buf, TIMESTR_MAX, T("%a %b %d %H:%M:%S %Y UTC"), &tm);
2543         buf[TIMESTR_MAX - 1] = '\0';
2544 }
2545
2546 static void
2547 print_time(const tchar *type, const struct timespec *spec)
2548 {
2549         tchar timestr[TIMESTR_MAX];
2550
2551         timespec_to_string(spec, timestr);
2552
2553         tprintf(T("%-20"TS"= %"TS"\n"), type, timestr);
2554 }
2555
2556 static void print_byte_field(const uint8_t field[], size_t len)
2557 {
2558         while (len--)
2559                 tprintf(T("%02hhx"), *field++);
2560 }
2561
2562 static void
2563 print_wim_information(const tchar *wimfile, const struct wimlib_wim_info *info)
2564 {
2565         tchar attr_string[256];
2566         tchar *p;
2567
2568         tputs(T("WIM Information:"));
2569         tputs(T("----------------"));
2570         tprintf(T("Path:           %"TS"\n"), wimfile);
2571         tprintf(T("GUID:           0x"));
2572         print_byte_field(info->guid, sizeof(info->guid));
2573         tputchar(T('\n'));
2574         tprintf(T("Version:        %u\n"), info->wim_version);
2575         tprintf(T("Image Count:    %d\n"), info->image_count);
2576         tprintf(T("Compression:    %"TS"\n"),
2577                 wimlib_get_compression_type_string(info->compression_type));
2578         tprintf(T("Chunk Size:     %"PRIu32" bytes\n"),
2579                 info->chunk_size);
2580         tprintf(T("Part Number:    %d/%d\n"), info->part_number, info->total_parts);
2581         tprintf(T("Boot Index:     %d\n"), info->boot_index);
2582         tprintf(T("Size:           %"PRIu64" bytes\n"), info->total_bytes);
2583
2584         attr_string[0] = T('\0');
2585
2586         if (info->pipable)
2587                 tstrcat(attr_string, T("Pipable, "));
2588
2589         if (info->has_integrity_table)
2590                 tstrcat(attr_string, T("Integrity info, "));
2591
2592         if (info->has_rpfix)
2593                 tstrcat(attr_string, T("Relative path junction, "));
2594
2595         if (info->resource_only)
2596                 tstrcat(attr_string, T("Resource only, "));
2597
2598         if (info->metadata_only)
2599                 tstrcat(attr_string, T("Metadata only, "));
2600
2601         if (info->is_marked_readonly)
2602                 tstrcat(attr_string, T("Readonly, "));
2603
2604         p = tstrchr(attr_string, T('\0'));
2605         if (p >= &attr_string[2] && p[-1] == T(' ') && p[-2] == T(','))
2606                 p[-2] = T('\0');
2607
2608         tprintf(T("Attributes:     %"TS"\n\n"), attr_string);
2609 }
2610
2611 static int
2612 print_resource(const struct wimlib_resource_entry *resource,
2613                void *_ignore)
2614 {
2615         tprintf(T("Hash              = 0x"));
2616         print_byte_field(resource->sha1_hash, sizeof(resource->sha1_hash));
2617         tputchar(T('\n'));
2618
2619         if (!resource->is_missing) {
2620                 tprintf(T("Uncompressed size = %"PRIu64" bytes\n"),
2621                         resource->uncompressed_size);
2622                 if (resource->packed) {
2623                         tprintf(T("Solid resource    = %"PRIu64" => %"PRIu64" "
2624                                   "bytes @ offset %"PRIu64"\n"),
2625                                 resource->raw_resource_uncompressed_size,
2626                                 resource->raw_resource_compressed_size,
2627                                 resource->raw_resource_offset_in_wim);
2628
2629                         tprintf(T("Solid offset      = %"PRIu64" bytes\n"),
2630                                 resource->offset);
2631                 } else {
2632                         tprintf(T("Compressed size   = %"PRIu64" bytes\n"),
2633                                 resource->compressed_size);
2634
2635                         tprintf(T("Offset in WIM     = %"PRIu64" bytes\n"),
2636                                 resource->offset);
2637                 }
2638
2639                 tprintf(T("Part Number       = %u\n"), resource->part_number);
2640                 tprintf(T("Reference Count   = %u\n"), resource->reference_count);
2641
2642                 tprintf(T("Flags             = "));
2643                 if (resource->is_compressed)
2644                         tprintf(T("WIM_RESHDR_FLAG_COMPRESSED  "));
2645                 if (resource->is_metadata)
2646                         tprintf(T("WIM_RESHDR_FLAG_METADATA  "));
2647                 if (resource->is_free)
2648                         tprintf(T("WIM_RESHDR_FLAG_FREE  "));
2649                 if (resource->is_spanned)
2650                         tprintf(T("WIM_RESHDR_FLAG_SPANNED  "));
2651                 if (resource->packed)
2652                         tprintf(T("WIM_RESHDR_FLAG_SOLID  "));
2653                 tputchar(T('\n'));
2654         }
2655         tputchar(T('\n'));
2656         return 0;
2657 }
2658
2659 static void
2660 print_blobs(WIMStruct *wim)
2661 {
2662         wimlib_iterate_lookup_table(wim, 0, print_resource, NULL);
2663 }
2664
2665 static void
2666 default_print_security_descriptor(const uint8_t *sd, size_t size)
2667 {
2668         tprintf(T("Security Descriptor = "));
2669         print_byte_field(sd, size);
2670         tputchar(T('\n'));
2671 }
2672
2673 static void
2674 print_dentry_detailed(const struct wimlib_dir_entry *dentry)
2675 {
2676
2677         tprintf(T(
2678 "----------------------------------------------------------------------------\n"));
2679         tprintf(T("Full Path           = \"%"TS"\"\n"), dentry->full_path);
2680         if (dentry->dos_name)
2681                 tprintf(T("Short Name          = \"%"TS"\"\n"), dentry->dos_name);
2682         tprintf(T("Attributes          = 0x%08x\n"), dentry->attributes);
2683         for (size_t i = 0; i < ARRAY_LEN(file_attr_flags); i++)
2684                 if (file_attr_flags[i].flag & dentry->attributes)
2685                         tprintf(T("    FILE_ATTRIBUTE_%"TS" is set\n"),
2686                                 file_attr_flags[i].name);
2687
2688         if (dentry->security_descriptor) {
2689                 print_security_descriptor(dentry->security_descriptor,
2690                                           dentry->security_descriptor_size);
2691         }
2692
2693         print_time(T("Creation Time"), &dentry->creation_time);
2694         print_time(T("Last Write Time"), &dentry->last_write_time);
2695         print_time(T("Last Access Time"), &dentry->last_access_time);
2696
2697
2698         if (dentry->attributes & WIMLIB_FILE_ATTRIBUTE_REPARSE_POINT)
2699                 tprintf(T("Reparse Tag         = 0x%"PRIx32"\n"), dentry->reparse_tag);
2700
2701         tprintf(T("Link Group ID       = 0x%016"PRIx64"\n"), dentry->hard_link_group_id);
2702         tprintf(T("Link Count          = %"PRIu32"\n"), dentry->num_links);
2703
2704         if (dentry->unix_mode != 0) {
2705                 tprintf(T("UNIX Data           = uid:%"PRIu32" gid:%"PRIu32" "
2706                           "mode:0%"PRIo32" rdev:0x%"PRIx32"\n"),
2707                         dentry->unix_uid, dentry->unix_gid,
2708                         dentry->unix_mode, dentry->unix_rdev);
2709         }
2710
2711         for (uint32_t i = 0; i <= dentry->num_named_streams; i++) {
2712                 if (dentry->streams[i].stream_name) {
2713                         tprintf(T("\tNamed data stream \"%"TS"\":\n"),
2714                                 dentry->streams[i].stream_name);
2715                 } else if (dentry->attributes & WIMLIB_FILE_ATTRIBUTE_ENCRYPTED) {
2716                         tprintf(T("\tRaw encrypted data stream:\n"));
2717                 } else if (dentry->attributes & WIMLIB_FILE_ATTRIBUTE_REPARSE_POINT) {
2718                         tprintf(T("\tReparse point stream:\n"));
2719                 } else {
2720                         tprintf(T("\tUnnamed data stream:\n"));
2721                 }
2722                 print_resource(&dentry->streams[i].resource, NULL);
2723         }
2724 }
2725
2726 static int
2727 print_dentry(const struct wimlib_dir_entry *dentry, void *_options)
2728 {
2729         const struct print_dentry_options *options = _options;
2730         if (!options->detailed)
2731                 print_dentry_full_path(dentry);
2732         else
2733                 print_dentry_detailed(dentry);
2734         return 0;
2735 }
2736
2737 /* Print the files contained in an image(s) in a WIM file. */
2738 static int
2739 imagex_dir(int argc, tchar **argv, int cmd)
2740 {
2741         const tchar *wimfile;
2742         WIMStruct *wim = NULL;
2743         int image;
2744         int ret;
2745         const tchar *path = WIMLIB_WIM_ROOT_PATH;
2746         int c;
2747         struct print_dentry_options options = {
2748                 .detailed = false,
2749         };
2750         int iterate_flags = WIMLIB_ITERATE_DIR_TREE_FLAG_RECURSIVE;
2751
2752         STRING_SET(refglobs);
2753
2754         for_opt(c, dir_options) {
2755                 switch (c) {
2756                 case IMAGEX_PATH_OPTION:
2757                         path = optarg;
2758                         break;
2759                 case IMAGEX_DETAILED_OPTION:
2760                         options.detailed = true;
2761                         break;
2762                 case IMAGEX_ONE_FILE_ONLY_OPTION:
2763                         iterate_flags &= ~WIMLIB_ITERATE_DIR_TREE_FLAG_RECURSIVE;
2764                         break;
2765                 case IMAGEX_REF_OPTION:
2766                         ret = string_set_append(&refglobs, optarg);
2767                         if (ret)
2768                                 goto out_free_refglobs;
2769                         break;
2770                 default:
2771                         goto out_usage;
2772                 }
2773         }
2774         argc -= optind;
2775         argv += optind;
2776
2777         if (argc < 1) {
2778                 imagex_error(T("Must specify a WIM file"));
2779                 goto out_usage;
2780         }
2781         if (argc > 2) {
2782                 imagex_error(T("Too many arguments"));
2783                 goto out_usage;
2784         }
2785
2786         wimfile = argv[0];
2787         ret = wimlib_open_wim_with_progress(wimfile, 0, &wim,
2788                                             imagex_progress_func, NULL);
2789         if (ret)
2790                 goto out_free_refglobs;
2791
2792         if (argc >= 2) {
2793                 image = wimlib_resolve_image(wim, argv[1]);
2794                 ret = verify_image_exists(image, argv[1], wimfile);
2795                 if (ret)
2796                         goto out_wimlib_free;
2797         } else {
2798                 /* No image specified; default to image 1, but only if the WIM
2799                  * contains exactly one image.  */
2800
2801                 struct wimlib_wim_info info;
2802
2803                 wimlib_get_wim_info(wim, &info);
2804                 if (info.image_count != 1) {
2805                         imagex_error(T("\"%"TS"\" contains %d images; Please "
2806                                        "select one (or all)."),
2807                                      wimfile, info.image_count);
2808                         wimlib_free(wim);
2809                         goto out_usage;
2810                 }
2811                 image = 1;
2812         }
2813
2814         if (refglobs.num_strings) {
2815                 ret = wim_reference_globs(wim, &refglobs, 0);
2816                 if (ret)
2817                         goto out_wimlib_free;
2818         }
2819
2820         ret = wimlib_iterate_dir_tree(wim, image, path, iterate_flags,
2821                                       print_dentry, &options);
2822         if (ret == WIMLIB_ERR_METADATA_NOT_FOUND) {
2823                 struct wimlib_wim_info info;
2824
2825                 wimlib_get_wim_info(wim, &info);
2826                 do_metadata_not_found_warning(wimfile, &info);
2827         }
2828 out_wimlib_free:
2829         wimlib_free(wim);
2830 out_free_refglobs:
2831         string_set_destroy(&refglobs);
2832         return ret;
2833
2834 out_usage:
2835         usage(CMD_DIR, stderr);
2836         ret = -1;
2837         goto out_free_refglobs;
2838 }
2839
2840 /* Exports one, or all, images from a WIM file to a new WIM file or an existing
2841  * WIM file. */
2842 static int
2843 imagex_export(int argc, tchar **argv, int cmd)
2844 {
2845         int c;
2846         int open_flags = 0;
2847         int export_flags = WIMLIB_EXPORT_FLAG_GIFT;
2848         int write_flags = 0;
2849         int compression_type = WIMLIB_COMPRESSION_TYPE_INVALID;
2850         const tchar *src_wimfile;
2851         const tchar *src_image_num_or_name;
2852         const tchar *dest_wimfile;
2853         int dest_wim_fd;
2854         const tchar *dest_name;
2855         const tchar *dest_desc;
2856         WIMStruct *src_wim;
2857         struct wimlib_wim_info src_info;
2858         WIMStruct *dest_wim;
2859         int ret;
2860         int image;
2861         struct stat stbuf;
2862         bool wim_is_new;
2863         STRING_SET(refglobs);
2864         unsigned num_threads = 0;
2865         uint32_t chunk_size = UINT32_MAX;
2866         uint32_t solid_chunk_size = UINT32_MAX;
2867         int solid_ctype = WIMLIB_COMPRESSION_TYPE_INVALID;
2868
2869         for_opt(c, export_options) {
2870                 switch (c) {
2871                 case IMAGEX_BOOT_OPTION:
2872                         export_flags |= WIMLIB_EXPORT_FLAG_BOOT;
2873                         break;
2874                 case IMAGEX_CHECK_OPTION:
2875                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
2876                         write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
2877                         break;
2878                 case IMAGEX_NOCHECK_OPTION:
2879                         write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
2880                         break;
2881                 case IMAGEX_COMPRESS_OPTION:
2882                         compression_type = get_compression_type(optarg, false);
2883                         if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID)
2884                                 goto out_err;
2885                         break;
2886                 case IMAGEX_COMPRESS_SLOW_OPTION:
2887                         set_compress_slow();
2888                         write_flags |= WIMLIB_WRITE_FLAG_RECOMPRESS;
2889                         break;
2890                 case IMAGEX_RECOMPRESS_OPTION:
2891                         write_flags |= WIMLIB_WRITE_FLAG_RECOMPRESS;
2892                         break;
2893                 case IMAGEX_SOLID_OPTION:
2894                         write_flags |= WIMLIB_WRITE_FLAG_SOLID;
2895                         break;
2896                 case IMAGEX_NO_SOLID_SORT_OPTION:
2897                         write_flags |= WIMLIB_WRITE_FLAG_NO_SOLID_SORT;
2898                         break;
2899                 case IMAGEX_CHUNK_SIZE_OPTION:
2900                         chunk_size = parse_chunk_size(optarg);
2901                         if (chunk_size == UINT32_MAX)
2902                                 goto out_err;
2903                         break;
2904                 case IMAGEX_SOLID_CHUNK_SIZE_OPTION:
2905                         solid_chunk_size = parse_chunk_size(optarg);
2906                         if (solid_chunk_size == UINT32_MAX)
2907                                 goto out_err;
2908                         break;
2909                 case IMAGEX_SOLID_COMPRESS_OPTION:
2910                         solid_ctype = get_compression_type(optarg, true);
2911                         if (solid_ctype == WIMLIB_COMPRESSION_TYPE_INVALID)
2912                                 goto out_err;
2913                         break;
2914                 case IMAGEX_REF_OPTION:
2915                         ret = string_set_append(&refglobs, optarg);
2916                         if (ret)
2917                                 goto out_free_refglobs;
2918                         break;
2919                 case IMAGEX_THREADS_OPTION:
2920                         num_threads = parse_num_threads(optarg);
2921                         if (num_threads == UINT_MAX)
2922                                 goto out_err;
2923                         break;
2924                 case IMAGEX_REBUILD_OPTION:
2925                         write_flags |= WIMLIB_WRITE_FLAG_REBUILD;
2926                         break;
2927                 case IMAGEX_PIPABLE_OPTION:
2928                         write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
2929                         break;
2930                 case IMAGEX_NOT_PIPABLE_OPTION:
2931                         write_flags |= WIMLIB_WRITE_FLAG_NOT_PIPABLE;
2932                         break;
2933                 case IMAGEX_WIMBOOT_OPTION:
2934                         export_flags |= WIMLIB_EXPORT_FLAG_WIMBOOT;
2935                         break;
2936                 case IMAGEX_UNSAFE_COMPACT_OPTION:
2937                         write_flags |= WIMLIB_WRITE_FLAG_UNSAFE_COMPACT;
2938                         break;
2939                 default:
2940                         goto out_usage;
2941                 }
2942         }
2943         argc -= optind;
2944         argv += optind;
2945         if (argc < 3 || argc > 5)
2946                 goto out_usage;
2947         src_wimfile           = argv[0];
2948         src_image_num_or_name = argv[1];
2949         dest_wimfile          = argv[2];
2950         dest_name             = (argc >= 4) ? argv[3] : NULL;
2951         dest_desc             = (argc >= 5) ? argv[4] : NULL;
2952         ret = wimlib_open_wim_with_progress(src_wimfile, open_flags, &src_wim,
2953                                             imagex_progress_func, NULL);
2954         if (ret)
2955                 goto out_free_refglobs;
2956
2957         wimlib_get_wim_info(src_wim, &src_info);
2958
2959         /* Determine if the destination is an existing file or not.  If so, we
2960          * try to append the exported image(s) to it; otherwise, we create a new
2961          * WIM containing the exported image(s).  Furthermore, determine if we
2962          * need to write a pipable WIM directly to standard output.  */
2963
2964         if (tstrcmp(dest_wimfile, T("-")) == 0) {
2965         #if 0
2966                 if (!(write_flags & WIMLIB_WRITE_FLAG_PIPABLE)) {
2967                         imagex_error("Can't write a non-pipable WIM to "
2968                                      "standard output!  Specify --pipable\n"
2969                                      "       if you want to create a pipable WIM "
2970                                      "(but read the docs first).");
2971                         ret = -1;
2972                         goto out_free_src_wim;
2973                 }
2974         #else
2975                 write_flags |= WIMLIB_WRITE_FLAG_PIPABLE;
2976         #endif
2977                 dest_wimfile = NULL;
2978                 dest_wim_fd = STDOUT_FILENO;
2979                 imagex_info_file = stderr;
2980                 set_fd_to_binary_mode(dest_wim_fd);
2981         }
2982         errno = ENOENT;
2983         if (dest_wimfile != NULL && tstat(dest_wimfile, &stbuf) == 0) {
2984                 wim_is_new = false;
2985                 /* Destination file exists. */
2986
2987                 if (!S_ISREG(stbuf.st_mode)) {
2988                         imagex_error(T("\"%"TS"\" is not a regular file"),
2989                                      dest_wimfile);
2990                         ret = -1;
2991                         goto out_free_src_wim;
2992                 }
2993                 ret = wimlib_open_wim_with_progress(dest_wimfile,
2994                                                     open_flags |
2995                                                         WIMLIB_OPEN_FLAG_WRITE_ACCESS,
2996                                                     &dest_wim,
2997                                                     imagex_progress_func,
2998                                                     NULL);
2999                 if (ret)
3000                         goto out_free_src_wim;
3001
3002                 if (compression_type != WIMLIB_COMPRESSION_TYPE_INVALID) {
3003                         /* The user specified a compression type, but we're
3004                          * exporting to an existing WIM.  Make sure the
3005                          * specified compression type is the same as the
3006                          * compression type of the existing destination WIM. */
3007                         struct wimlib_wim_info dest_info;
3008
3009                         wimlib_get_wim_info(dest_wim, &dest_info);
3010                         if (compression_type != dest_info.compression_type) {
3011                                 imagex_error(T("Cannot specify a compression type that is "
3012                                                "not the same as that used in the "
3013                                                "destination WIM"));
3014                                 ret = -1;
3015                                 goto out_free_dest_wim;
3016                         }
3017                 }
3018         } else {
3019                 wim_is_new = true;
3020
3021                 if (errno != ENOENT) {
3022                         imagex_error_with_errno(T("Cannot stat file \"%"TS"\""),
3023                                                 dest_wimfile);
3024                         ret = -1;
3025                         goto out_free_src_wim;
3026                 }
3027
3028                 if (write_flags & WIMLIB_WRITE_FLAG_UNSAFE_COMPACT) {
3029                         imagex_error(T("'--unsafe-compact' is only valid when "
3030                                        "exporting to an existing WIM file!"));
3031                         ret = -1;
3032                         goto out_free_src_wim;
3033                 }
3034
3035                 /* dest_wimfile is not an existing file, so create a new WIM. */
3036
3037                 if (compression_type == WIMLIB_COMPRESSION_TYPE_INVALID) {
3038                         /* The user did not specify a compression type; default
3039                          * to that of the source WIM, unless --solid or
3040                          * --wimboot was specified.   */
3041
3042                         if (write_flags & WIMLIB_WRITE_FLAG_SOLID)
3043                                 compression_type = WIMLIB_COMPRESSION_TYPE_LZMS;
3044                         else if (export_flags & WIMLIB_EXPORT_FLAG_WIMBOOT)
3045                                 compression_type = WIMLIB_COMPRESSION_TYPE_XPRESS;
3046                         else
3047                                 compression_type = src_info.compression_type;
3048                 }
3049                 ret = wimlib_create_new_wim(compression_type, &dest_wim);
3050                 if (ret)
3051                         goto out_free_src_wim;
3052
3053                 wimlib_register_progress_function(dest_wim,
3054                                                   imagex_progress_func, NULL);
3055
3056                 if ((export_flags & WIMLIB_EXPORT_FLAG_WIMBOOT)
3057                     && compression_type == WIMLIB_COMPRESSION_TYPE_XPRESS)
3058                 {
3059                         /* For --wimboot export, use small XPRESS chunks.  */
3060                         wimlib_set_output_chunk_size(dest_wim, 4096);
3061                 } else if (compression_type == src_info.compression_type &&
3062                            chunk_size == UINT32_MAX)
3063                 {
3064                         /* Use same chunk size if compression type is the same.  */
3065                         wimlib_set_output_chunk_size(dest_wim, src_info.chunk_size);
3066                 }
3067         }
3068
3069         if (chunk_size != UINT32_MAX) {
3070                 /* Set destination chunk size.  */
3071                 ret = wimlib_set_output_chunk_size(dest_wim, chunk_size);
3072                 if (ret)
3073                         goto out_free_dest_wim;
3074         }
3075         if (solid_ctype != WIMLIB_COMPRESSION_TYPE_INVALID) {
3076                 ret = wimlib_set_output_pack_compression_type(dest_wim, solid_ctype);
3077                 if (ret)
3078                         goto out_free_dest_wim;
3079         }
3080         if (solid_chunk_size != UINT32_MAX) {
3081                 ret = wimlib_set_output_pack_chunk_size(dest_wim, solid_chunk_size);
3082                 if (ret)
3083                         goto out_free_dest_wim;
3084         }
3085
3086         image = wimlib_resolve_image(src_wim, src_image_num_or_name);
3087         ret = verify_image_exists(image, src_image_num_or_name, src_wimfile);
3088         if (ret)
3089                 goto out_free_dest_wim;
3090
3091         if (refglobs.num_strings) {
3092                 ret = wim_reference_globs(src_wim, &refglobs, open_flags);
3093                 if (ret)
3094                         goto out_free_dest_wim;
3095         }
3096
3097         if ((export_flags & WIMLIB_EXPORT_FLAG_BOOT) &&
3098             image == WIMLIB_ALL_IMAGES && src_info.boot_index == 0)
3099         {
3100                 imagex_error(T("--boot specified for all-images export, but source WIM "
3101                                "has no bootable image."));
3102                 ret = -1;
3103                 goto out_free_dest_wim;
3104         }
3105
3106         ret = wimlib_export_image(src_wim, image, dest_wim, dest_name,
3107                                   dest_desc, export_flags);
3108         if (ret) {
3109                 if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
3110                         do_resource_not_found_warning(src_wimfile,
3111                                                       &src_info, &refglobs);
3112                 } else if (ret == WIMLIB_ERR_METADATA_NOT_FOUND) {
3113                         do_metadata_not_found_warning(src_wimfile, &src_info);
3114                 }
3115                 goto out_free_dest_wim;
3116         }
3117
3118         if (!wim_is_new)
3119                 ret = wimlib_overwrite(dest_wim, write_flags, num_threads);
3120         else if (dest_wimfile)
3121                 ret = wimlib_write(dest_wim, dest_wimfile, WIMLIB_ALL_IMAGES,
3122                                    write_flags, num_threads);
3123         else
3124                 ret = wimlib_write_to_fd(dest_wim, dest_wim_fd,
3125                                          WIMLIB_ALL_IMAGES, write_flags,
3126                                          num_threads);
3127 out_free_dest_wim:
3128         wimlib_free(dest_wim);
3129 out_free_src_wim:
3130         wimlib_free(src_wim);
3131 out_free_refglobs:
3132         string_set_destroy(&refglobs);
3133         return ret;
3134
3135 out_usage:
3136         usage(CMD_EXPORT, stderr);
3137 out_err:
3138         ret = -1;
3139         goto out_free_refglobs;
3140 }
3141
3142 /* Extract files or directories from a WIM image */
3143 static int
3144 imagex_extract(int argc, tchar **argv, int cmd)
3145 {
3146         int c;
3147         int open_flags = 0;
3148         int image;
3149         WIMStruct *wim;
3150         int ret;
3151         const tchar *wimfile;
3152         const tchar *image_num_or_name;
3153         tchar *dest_dir = T(".");
3154         int extract_flags = WIMLIB_EXTRACT_FLAG_NORPFIX |
3155                             WIMLIB_EXTRACT_FLAG_GLOB_PATHS |
3156                             WIMLIB_EXTRACT_FLAG_STRICT_GLOB;
3157         int notlist_extract_flags = WIMLIB_EXTRACT_FLAG_NO_PRESERVE_DIR_STRUCTURE;
3158
3159         STRING_SET(refglobs);
3160
3161         tchar *root_path = WIMLIB_WIM_ROOT_PATH;
3162
3163         for_opt(c, extract_options) {
3164                 switch (c) {
3165                 case IMAGEX_CHECK_OPTION:
3166                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3167                         break;
3168                 case IMAGEX_VERBOSE_OPTION:
3169                         /* No longer does anything.  */
3170                         break;
3171                 case IMAGEX_REF_OPTION:
3172                         ret = string_set_append(&refglobs, optarg);
3173                         if (ret)
3174                                 goto out_free_refglobs;
3175                         break;
3176                 case IMAGEX_UNIX_DATA_OPTION:
3177                         extract_flags |= WIMLIB_EXTRACT_FLAG_UNIX_DATA;
3178                         break;
3179                 case IMAGEX_NO_ACLS_OPTION:
3180                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ACLS;
3181                         break;
3182                 case IMAGEX_STRICT_ACLS_OPTION:
3183                         extract_flags |= WIMLIB_EXTRACT_FLAG_STRICT_ACLS;
3184                         break;
3185                 case IMAGEX_NO_ATTRIBUTES_OPTION:
3186                         extract_flags |= WIMLIB_EXTRACT_FLAG_NO_ATTRIBUTES;
3187                         break;
3188                 case IMAGEX_DEST_DIR_OPTION:
3189                         dest_dir = optarg;
3190                         break;
3191                 case IMAGEX_TO_STDOUT_OPTION:
3192                         extract_flags |= WIMLIB_EXTRACT_FLAG_TO_STDOUT;
3193                         imagex_info_file = stderr;
3194                         imagex_be_quiet = true;
3195                         set_fd_to_binary_mode(STDOUT_FILENO);
3196                         break;
3197                 case IMAGEX_INCLUDE_INVALID_NAMES_OPTION:
3198                         extract_flags |= WIMLIB_EXTRACT_FLAG_REPLACE_INVALID_FILENAMES;
3199                         extract_flags |= WIMLIB_EXTRACT_FLAG_ALL_CASE_CONFLICTS;
3200                         break;
3201                 case IMAGEX_NO_GLOBS_OPTION:
3202                         extract_flags &= ~WIMLIB_EXTRACT_FLAG_GLOB_PATHS;
3203                         break;
3204                 case IMAGEX_NULLGLOB_OPTION:
3205                         extract_flags &= ~WIMLIB_EXTRACT_FLAG_STRICT_GLOB;
3206                         break;
3207                 case IMAGEX_PRESERVE_DIR_STRUCTURE_OPTION:
3208                         notlist_extract_flags &= ~WIMLIB_EXTRACT_FLAG_NO_PRESERVE_DIR_STRUCTURE;
3209                         break;
3210                 case IMAGEX_WIMBOOT_OPTION:
3211                         extract_flags |= WIMLIB_EXTRACT_FLAG_WIMBOOT;
3212                         break;
3213                 case IMAGEX_COMPACT_OPTION:
3214                         ret = set_compact_mode(optarg, &extract_flags);
3215                         if (ret)
3216                                 goto out_free_refglobs;
3217                         break;
3218                 default:
3219                         goto out_usage;
3220                 }
3221         }
3222         argc -= optind;
3223         argv += optind;
3224
3225         if (argc < 2)
3226                 goto out_usage;
3227
3228         if (!(extract_flags & (WIMLIB_EXTRACT_FLAG_GLOB_PATHS |
3229                                WIMLIB_EXTRACT_FLAG_STRICT_GLOB)))
3230         {
3231                 imagex_error(T("Can't combine --no-globs and --nullglob!"));
3232                 goto out_err;
3233         }
3234
3235         wimfile = argv[0];
3236         image_num_or_name = argv[1];
3237
3238         argc -= 2;
3239         argv += 2;
3240
3241         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
3242                                             imagex_progress_func, NULL);
3243         if (ret)
3244                 goto out_free_refglobs;
3245
3246         image = wimlib_resolve_image(wim, image_num_or_name);
3247         ret = verify_image_exists_and_is_single(image,
3248                                                 image_num_or_name,
3249                                                 wimfile);
3250         if (ret)
3251                 goto out_wimlib_free;
3252
3253         if (refglobs.num_strings) {
3254                 ret = wim_reference_globs(wim, &refglobs, open_flags);
3255                 if (ret)
3256                         goto out_wimlib_free;
3257         }
3258
3259         if (argc == 0) {
3260                 argv = &root_path;
3261                 argc = 1;
3262                 extract_flags &= ~WIMLIB_EXTRACT_FLAG_GLOB_PATHS;
3263         }
3264
3265         while (argc != 0 && ret == 0) {
3266                 int num_paths;
3267
3268                 for (num_paths = 0;
3269                      num_paths < argc && argv[num_paths][0] != T('@');
3270                      num_paths++)
3271                         ;
3272
3273                 if (num_paths) {
3274                         ret = wimlib_extract_paths(wim, image, dest_dir,
3275                                                    (const tchar **)argv,
3276                                                    num_paths,
3277                                                    extract_flags | notlist_extract_flags);
3278                         argc -= num_paths;
3279                         argv += num_paths;
3280                 } else {
3281                         ret = wimlib_extract_pathlist(wim, image, dest_dir,
3282                                                       argv[0] + 1,
3283                                                       extract_flags);
3284                         argc--;
3285                         argv++;
3286                 }
3287         }
3288
3289         if (ret == 0) {
3290                 if (!imagex_be_quiet)
3291                         imagex_printf(T("Done extracting files.\n"));
3292         } else if (ret == WIMLIB_ERR_PATH_DOES_NOT_EXIST) {
3293                 if ((extract_flags & (WIMLIB_EXTRACT_FLAG_STRICT_GLOB |
3294                                       WIMLIB_EXTRACT_FLAG_GLOB_PATHS))
3295                         == (WIMLIB_EXTRACT_FLAG_STRICT_GLOB |
3296                             WIMLIB_EXTRACT_FLAG_GLOB_PATHS))
3297                 {
3298                         tfprintf(stderr,
3299                                  T("Note: You can use the '--nullglob' "
3300                                    "option to ignore missing files.\n"));
3301                 }
3302                 tfprintf(stderr, T("Note: You can use `%"TS"' to see what "
3303                                    "files and directories\n"
3304                                    "      are in the WIM image.\n"),
3305                                 get_cmd_string(CMD_DIR, false));
3306         } else if (ret == WIMLIB_ERR_RESOURCE_NOT_FOUND) {
3307                 struct wimlib_wim_info info;
3308
3309                 wimlib_get_wim_info(wim, &info);
3310                 do_resource_not_found_warning(wimfile, &info, &refglobs);
3311         } else if (ret == WIMLIB_ERR_METADATA_NOT_FOUND) {
3312                 struct wimlib_wim_info info;
3313
3314                 wimlib_get_wim_info(wim, &info);
3315                 do_metadata_not_found_warning(wimfile, &info);
3316         }
3317 out_wimlib_free:
3318         wimlib_free(wim);
3319 out_free_refglobs:
3320         string_set_destroy(&refglobs);
3321         return ret;
3322
3323 out_usage:
3324         usage(CMD_EXTRACT, stderr);
3325 out_err:
3326         ret = -1;
3327         goto out_free_refglobs;
3328 }
3329
3330 /* Prints information about a WIM file; also can mark an image as bootable,
3331  * change the name of an image, or change the description of an image. */
3332 static int
3333 imagex_info(int argc, tchar **argv, int cmd)
3334 {
3335         int c;
3336         bool boot         = false;
3337         bool check        = false;
3338         bool nocheck      = false;
3339         bool header       = false;
3340         bool blobs        = false;
3341         bool xml          = false;
3342         bool short_header = true;
3343         const tchar *xml_out_file = NULL;
3344         const tchar *wimfile;
3345         const tchar *image_num_or_name;
3346         STRING_SET(image_properties);
3347         WIMStruct *wim;
3348         int image;
3349         int ret;
3350         int open_flags = 0;
3351         struct wimlib_wim_info info;
3352
3353         for_opt(c, info_options) {
3354                 switch (c) {
3355                 case IMAGEX_BOOT_OPTION:
3356                         boot = true;
3357                         break;
3358                 case IMAGEX_CHECK_OPTION:
3359                         check = true;
3360                         break;
3361                 case IMAGEX_NOCHECK_OPTION:
3362                         nocheck = true;
3363                         break;
3364                 case IMAGEX_HEADER_OPTION:
3365                         header = true;
3366                         short_header = false;
3367                         break;
3368                 case IMAGEX_BLOBS_OPTION:
3369                         blobs = true;
3370                         short_header = false;
3371                         break;
3372                 case IMAGEX_XML_OPTION:
3373                         xml = true;
3374                         short_header = false;
3375                         break;
3376                 case IMAGEX_EXTRACT_XML_OPTION:
3377                         xml_out_file = optarg;
3378                         short_header = false;
3379                         break;
3380                 case IMAGEX_METADATA_OPTION:
3381                         imagex_error(T("The --metadata option has been removed. "
3382                                        "Use 'wimdir --detail' instead."));
3383                         goto out_err;
3384                 case IMAGEX_IMAGE_PROPERTY_OPTION:
3385                         ret = append_image_property_argument(&image_properties);
3386                         if (ret)
3387                                 goto out;
3388                         break;
3389                 default:
3390                         goto out_usage;
3391                 }
3392         }
3393
3394         argc -= optind;
3395         argv += optind;
3396         if (argc < 1 || argc > 4)
3397                 goto out_usage;
3398
3399         wimfile           = argv[0];
3400         image_num_or_name = (argc >= 2) ? argv[1] : T("all");
3401
3402         if (argc >= 3) {
3403                 /* NEW_NAME */
3404                 tchar *p = alloca((5 + tstrlen(argv[2]) + 1) * sizeof(tchar));
3405                 tsprintf(p, T("NAME=%"TS), argv[2]);
3406                 ret = string_set_append(&image_properties, p);
3407                 if (ret)
3408                         goto out;
3409         }
3410
3411         if (argc >= 4) {
3412                 /* NEW_DESC */
3413                 tchar *p = alloca((12 + tstrlen(argv[3]) + 1) * sizeof(tchar));
3414                 tsprintf(p, T("DESCRIPTION=%"TS), argv[3]);
3415                 ret = string_set_append(&image_properties, p);
3416                 if (ret)
3417                         goto out;
3418         }
3419
3420         if (check && nocheck) {
3421                 imagex_error(T("Can't specify both --check and --nocheck"));
3422                 goto out_err;
3423         }
3424
3425         if (check)
3426                 open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3427
3428         ret = wimlib_open_wim_with_progress(wimfile, open_flags, &wim,
3429                                             imagex_progress_func, NULL);
3430         if (ret)
3431                 goto out;
3432
3433         wimlib_get_wim_info(wim, &info);
3434
3435         image = wimlib_resolve_image(wim, image_num_or_name);
3436         ret = WIMLIB_ERR_INVALID_IMAGE;
3437         if (image == WIMLIB_NO_IMAGE && tstrcmp(image_num_or_name, T("0"))) {
3438                 verify_image_exists(image, image_num_or_name, wimfile);
3439                 if (boot) {
3440                         imagex_error(T("If you would like to set the boot "
3441                                        "index to 0, specify image \"0\" with "
3442                                        "the --boot flag."));
3443                 }
3444                 goto out_wimlib_free;
3445         }
3446
3447         if (boot && info.image_count == 0) {
3448                 imagex_error(T("--boot is meaningless on a WIM with no images"));
3449                 goto out_wimlib_free;
3450         }
3451
3452         if (image == WIMLIB_ALL_IMAGES && info.image_count > 1) {
3453                 if (boot) {
3454                         imagex_error(T("Cannot specify the --boot flag "
3455                                        "without specifying a specific "
3456                                        "image in a multi-image WIM"));
3457                         goto out_wimlib_free;
3458                 }
3459                 if (image_properties.num_strings) {
3460                         imagex_error(T("Can't change image properties without "
3461                                        "specifying a specific image in a "
3462                                        "multi-image WIM"));
3463                         goto out_wimlib_free;
3464                 }
3465         }
3466
3467         /* Operations that print information are separated from operations that
3468          * recreate the WIM file. */
3469         if (!image_properties.num_strings && !boot) {
3470
3471                 /* Read-only operations */
3472
3473                 if (image == WIMLIB_NO_IMAGE) {
3474                         imagex_error(T("\"%"TS"\" is not a valid image in \"%"TS"\""),
3475                                      image_num_or_name, wimfile);
3476                         goto out_wimlib_free;
3477                 }
3478
3479                 if (image == WIMLIB_ALL_IMAGES && short_header)
3480                         print_wim_information(wimfile, &info);
3481
3482                 if (header)
3483                         wimlib_print_header(wim);
3484
3485                 if (blobs) {
3486                         if (info.total_parts != 1) {
3487                                 tfprintf(stderr, T("Warning: Only showing the blobs "
3488                                                    "for part %d of a %d-part WIM.\n"),
3489                                          info.part_number, info.total_parts);
3490                         }
3491                         print_blobs(wim);
3492                 }
3493
3494                 if (xml) {
3495                         ret = wimlib_extract_xml_data(wim, stdout);
3496                         if (ret)
3497                                 goto out_wimlib_free;
3498                 }
3499
3500                 if (xml_out_file) {
3501                         FILE *fp;
3502
3503                         fp = tfopen(xml_out_file, T("wb"));
3504                         if (!fp) {
3505                                 imagex_error_with_errno(T("Failed to open the "
3506                                                           "file \"%"TS"\" for "
3507                                                           "writing"),
3508                                                         xml_out_file);
3509                                 ret = -1;
3510                                 goto out_wimlib_free;
3511                         }
3512                         ret = wimlib_extract_xml_data(wim, fp);
3513                         if (fclose(fp)) {
3514                                 imagex_error(T("Failed to close the file "
3515                                                "\"%"TS"\""),
3516                                              xml_out_file);
3517                                 ret = -1;
3518                         }
3519                         if (ret)
3520                                 goto out_wimlib_free;
3521                 }
3522
3523                 if (short_header)
3524                         wimlib_print_available_images(wim, image);
3525
3526                 ret = 0;
3527         } else {
3528                 /* Modification operations */
3529                 bool any_property_changes;
3530
3531                 if (image == WIMLIB_ALL_IMAGES)
3532                         image = 1;
3533
3534                 if (image == WIMLIB_NO_IMAGE && image_properties.num_strings) {
3535                         imagex_error(T("Cannot change image properties "
3536                                        "when using image 0"));
3537                         ret = -1;
3538                         goto out_wimlib_free;
3539                 }
3540
3541                 if (boot) {
3542                         if (image == info.boot_index) {
3543                                 imagex_printf(T("Image %d is already marked as "
3544                                           "bootable.\n"), image);
3545                                 boot = false;
3546                         } else {
3547                                 imagex_printf(T("Marking image %d as bootable.\n"),
3548                                         image);
3549                                 info.boot_index = image;
3550                                 ret = wimlib_set_wim_info(wim, &info,
3551                                                           WIMLIB_CHANGE_BOOT_INDEX);
3552                                 if (ret)
3553                                         goto out_wimlib_free;
3554                         }
3555                 }
3556
3557                 ret = apply_image_properties(&image_properties, wim, image,
3558                                              &any_property_changes);
3559                 if (ret)
3560                         goto out_wimlib_free;
3561
3562                 /* Only call wimlib_overwrite() if something actually needs to
3563                  * be changed.  */
3564                 if (boot || any_property_changes ||
3565                     (check && !info.has_integrity_table) ||
3566                     (nocheck && info.has_integrity_table))
3567                 {
3568                         int write_flags = 0;
3569
3570                         if (check)
3571                                 write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
3572                         if (nocheck)
3573                                 write_flags |= WIMLIB_WRITE_FLAG_NO_CHECK_INTEGRITY;
3574                         ret = wimlib_overwrite(wim, write_flags, 1);
3575                 } else {
3576                         imagex_printf(T("The file \"%"TS"\" was not modified "
3577                                         "because nothing needed to be done.\n"),
3578                                       wimfile);
3579                         ret = 0;
3580                 }
3581         }
3582 out_wimlib_free:
3583         wimlib_free(wim);
3584 out:
3585         string_set_destroy(&image_properties);
3586         return ret;
3587
3588 out_usage:
3589         usage(CMD_INFO, stderr);
3590 out_err:
3591         ret = -1;
3592         goto out;
3593 }
3594
3595 /* Join split WIMs into one part WIM */
3596 static int
3597 imagex_join(int argc, tchar **argv, int cmd)
3598 {
3599         int c;
3600         int swm_open_flags = 0;
3601         int wim_write_flags = 0;
3602         const tchar *output_path;
3603         int ret;
3604
3605         for_opt(c, join_options) {
3606                 switch (c) {
3607                 case IMAGEX_CHECK_OPTION:
3608                         swm_open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3609                         wim_write_flags |= WIMLIB_WRITE_FLAG_CHECK_INTEGRITY;
3610                         break;
3611                 default:
3612                         goto out_usage;
3613                 }
3614         }
3615         argc -= optind;
3616         argv += optind;
3617
3618         if (argc < 2) {
3619                 imagex_error(T("Must specify one or more split WIM (.swm) "
3620                                "parts to join"));
3621                 goto out_usage;
3622         }
3623         output_path = argv[0];
3624         ret = wimlib_join_with_progress((const tchar * const *)++argv,
3625                                         --argc,
3626                                         output_path,
3627                                         swm_open_flags,
3628                                         wim_write_flags,
3629                                         imagex_progress_func,
3630                                         NULL);
3631 out:
3632         return ret;
3633
3634 out_usage:
3635         usage(CMD_JOIN, stderr);
3636         ret = -1;
3637         goto out;
3638 }
3639
3640 #if WIM_MOUNTING_SUPPORTED
3641
3642 /* Mounts a WIM image.  */
3643 static int
3644 imagex_mount_rw_or_ro(int argc, tchar **argv, int cmd)
3645 {
3646         int c;
3647         int mount_flags = 0;
3648         int open_flags = 0;
3649         const tchar *staging_dir = NULL;
3650         const tchar *wimfile;
3651         const tchar *dir;
3652         WIMStruct *wim;
3653         struct wimlib_wim_info info;
3654         int image;
3655         int ret;
3656
3657         STRING_SET(refglobs);
3658
3659         if (cmd == CMD_MOUNTRW) {
3660                 mount_flags |= WIMLIB_MOUNT_FLAG_READWRITE;
3661                 open_flags |= WIMLIB_OPEN_FLAG_WRITE_ACCESS;
3662         }
3663
3664         for_opt(c, mount_options) {
3665                 switch (c) {
3666                 case IMAGEX_ALLOW_OTHER_OPTION:
3667                         mount_flags |= WIMLIB_MOUNT_FLAG_ALLOW_OTHER;
3668                         break;
3669                 case IMAGEX_CHECK_OPTION:
3670                         open_flags |= WIMLIB_OPEN_FLAG_CHECK_INTEGRITY;
3671                         break;
3672                 case IMAGEX_DEBUG_OPTION:
3673                         mount_flags |= WIMLIB_MOUNT_FLAG_DEBUG;
3674                         break;
3675                 case IMAGEX_STREAMS_INTERFACE_OPTION:
3676                         if (!tstrcasecmp(optarg, T("none")))
3677                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_NONE;
3678                         else if (!tstrcasecmp(optarg, T("xattr")))
3679                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_XATTR;
3680                         else if (!tstrcasecmp(optarg, T("windows")))
3681                                 mount_flags |= WIMLIB_MOUNT_FLAG_STREAM_INTERFACE_WINDOWS;
3682                         else {
3683                                 imagex_error(T("Unknown stream interface \"%"TS"\""),
3684                                              optarg);
3685                                 goto out_usage;
3686                         }
3687                         break;
3688                 case IMAGEX_REF_OPTION:
3689                         ret = string_set_append(&refglobs, optarg);
3690                         if (ret)
3691                                 goto out_free_refglobs;
3692                         break;
3693                 case IMAGEX_STAGING_DIR_OPTION:
3694                         staging_dir = optarg;
3695                         break;
3696                 case IMAGEX_UNIX_DATA_OPTION:
3697                         mount_flags |= WIMLIB_MOUNT_FLAG_UNIX_DATA;
3698                         break;
3699                 default:
3700                         goto out_usage;
3701          &nb