1 /* $NetBSD: makefs.c,v 1.26 2006/10/22 21:11:56 christos Exp $ */
4 * SPDX-License-Identifier: BSD-4-Clause
6 * Copyright (c) 2001-2003 Wasabi Systems, Inc.
9 * Written by Luke Mewburn for Wasabi Systems, Inc.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgement:
21 * This product includes software developed for the NetBSD Project by
22 * Wasabi Systems, Inc.
23 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
24 * or promote products derived from this software without specific prior
27 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGE.
40 #include <sys/cdefs.h>
41 __FBSDID("$FreeBSD$");
43 #include <sys/types.h>
61 * list of supported file systems and dispatch functions
65 void (*prepare_options)(fsinfo_t *);
66 int (*parse_options)(const char *, fsinfo_t *);
67 void (*cleanup_options)(fsinfo_t *);
68 void (*make_fs)(const char *, const char *, fsnode *,
72 static fstype_t fstypes[] = {
73 #define ENTRY(name) { \
74 # name, name ## _prep_opts, name ## _parse_opts, \
75 name ## _cleanup_opts, name ## _makefs \
88 struct timespec start_time;
91 static fstype_t *get_fstype(const char *);
92 static int get_tstamp(const char *, struct stat *);
93 static void usage(fstype_t *, fsinfo_t *);
96 main(int argc, char *argv[])
105 const char *specfile;
107 setprogname(argv[0]);
110 if ((fstype = get_fstype(DEFAULT_FSTYPE)) == NULL)
111 errx(1, "Unknown default fs type `%s'.", DEFAULT_FSTYPE);
113 /* set default fsoptions */
114 (void)memset(&fsoptions, 0, sizeof(fsoptions));
116 fsoptions.sectorsize = -1;
118 if (fstype->prepare_options)
119 fstype->prepare_options(&fsoptions);
122 #ifdef CLOCK_REALTIME
123 ch = clock_gettime(CLOCK_REALTIME, &start_time);
125 ch = gettimeofday(&start, NULL);
126 start_time.tv_sec = start.tv_sec;
127 start_time.tv_nsec = start.tv_usec * 1000;
130 err(1, "Unable to get system time");
133 while ((ch = getopt(argc, argv, "B:b:Dd:f:F:M:m:N:O:o:pR:s:S:t:T:xZ")) != -1) {
137 if (strcmp(optarg, "be") == 0 ||
138 strcmp(optarg, "4321") == 0 ||
139 strcmp(optarg, "big") == 0) {
140 #if BYTE_ORDER == LITTLE_ENDIAN
141 fsoptions.needswap = 1;
143 } else if (strcmp(optarg, "le") == 0 ||
144 strcmp(optarg, "1234") == 0 ||
145 strcmp(optarg, "little") == 0) {
146 #if BYTE_ORDER == BIG_ENDIAN
147 fsoptions.needswap = 1;
150 warnx("Invalid endian `%s'.", optarg);
151 usage(fstype, &fsoptions);
156 len = strlen(optarg) - 1;
157 if (optarg[len] == '%') {
159 fsoptions.freeblockpc =
160 strsuftoll("free block percentage",
163 fsoptions.freeblocks =
164 strsuftoll("free blocks",
165 optarg, 0, LLONG_MAX);
174 debug = strtoll(optarg, NULL, 0);
178 len = strlen(optarg) - 1;
179 if (optarg[len] == '%') {
181 fsoptions.freefilepc =
182 strsuftoll("free file percentage",
185 fsoptions.freefiles =
186 strsuftoll("free files",
187 optarg, 0, LLONG_MAX);
197 strsuftoll("minimum size", optarg, 1LL, LLONG_MAX);
201 if (! setup_getid(optarg))
203 "Unable to use user and group databases in `%s'",
209 strsuftoll("maximum size", optarg, 1LL, LLONG_MAX);
214 strsuftoll("offset", optarg, 0LL, LLONG_MAX);
221 while ((p = strsep(&optarg, ",")) != NULL) {
223 errx(1, "Empty option");
224 if (! fstype->parse_options(p, &fsoptions))
225 usage(fstype, &fsoptions);
230 /* Deprecated in favor of 'Z' */
231 fsoptions.sparse = 1;
235 /* Round image size up to specified block size */
237 strsuftoll("roundup-size", optarg, 0, LLONG_MAX);
241 fsoptions.minsize = fsoptions.maxsize =
242 strsuftoll("size", optarg, 1LL, LLONG_MAX);
246 fsoptions.sectorsize =
247 (int)strsuftoll("sector size", optarg,
252 /* Check current one and cleanup if necessary. */
253 if (fstype->cleanup_options)
254 fstype->cleanup_options(&fsoptions);
255 fsoptions.fs_specific = NULL;
256 if ((fstype = get_fstype(optarg)) == NULL)
257 errx(1, "Unknown fs type `%s'.", optarg);
258 fstype->prepare_options(&fsoptions);
262 if (get_tstamp(optarg, &stampst) == -1)
263 errx(1, "Cannot get timestamp from `%s'",
268 fsoptions.onlyspec = 1;
272 /* Superscedes 'p' for compatibility with NetBSD makefs(8) */
273 fsoptions.sparse = 1;
278 usage(fstype, &fsoptions);
284 printf("debug mask: 0x%08x\n", debug);
285 printf("start time: %ld.%ld, %s",
286 (long)start_time.tv_sec, (long)start_time.tv_nsec,
287 ctime(&start_time.tv_sec));
293 usage(fstype, &fsoptions);
295 /* -x must be accompanied by -F */
296 if (fsoptions.onlyspec != 0 && specfile == NULL)
297 errx(1, "-x requires -F mtree-specfile.");
299 /* Accept '-' as meaning "read from standard input". */
300 if (strcmp(argv[1], "-") == 0)
301 sb.st_mode = S_IFREG;
303 if (stat(argv[1], &sb) == -1)
304 err(1, "Can't stat `%s'", argv[1]);
307 switch (sb.st_mode & S_IFMT) {
308 case S_IFDIR: /* walk the tree */
311 root = walk_dir(subtree, ".", NULL, NULL);
312 TIMER_RESULTS(start, "walk_dir");
314 case S_IFREG: /* read the manifest file */
317 root = read_mtree(argv[1], NULL);
318 TIMER_RESULTS(start, "manifest");
321 errx(1, "%s: not a file or directory", argv[1]);
325 /* append extra directory */
326 for (i = 2; i < argc; i++) {
327 if (stat(argv[i], &sb) == -1)
328 err(1, "Can't stat `%s'", argv[i]);
329 if (!S_ISDIR(sb.st_mode))
330 errx(1, "%s: not a directory", argv[i]);
332 root = walk_dir(argv[i], ".", NULL, root);
333 TIMER_RESULTS(start, "walk_dir2");
336 if (specfile) { /* apply a specfile */
338 apply_specfile(specfile, subtree, root, fsoptions.onlyspec);
339 TIMER_RESULTS(start, "apply_specfile");
342 if (debug & DEBUG_DUMP_FSNODES) {
343 printf("\nparent: %s\n", subtree);
348 /* build the file system */
350 fstype->make_fs(argv[0], subtree, root, &fsoptions);
351 TIMER_RESULTS(start, "make_fs");
360 set_option(const option_t *options, const char *option, char *buf, size_t len)
365 assert(option != NULL);
367 var = estrdup(option);
368 for (val = var; *val; val++)
373 retval = set_option_var(options, var, val, buf, len);
379 set_option_var(const option_t *options, const char *var, const char *val,
380 char *buf, size_t len)
387 *(type *)options[i].value = 1; \
390 *(type *)options[i].value = (type)strsuftoll(options[i].desc, val, \
391 options[i].minimum, options[i].maximum); break
393 for (i = 0; options[i].name != NULL; i++) {
394 if (var[1] == '\0') {
395 if (options[i].letter != var[0])
397 } else if (strcmp(options[i].name, var) != 0)
399 switch (options[i].type) {
401 *(bool *)options[i].value = 1;
404 strlcpy((void *)options[i].value, val, (size_t)
409 *(char **)options[i].value = s;
414 strlcpy(buf, val, len);
425 warnx("Unknown type %d in option %s", options[i].type,
431 warnx("Unknown option `%s'", var);
437 get_fstype(const char *type)
441 for (i = 0; fstypes[i].type != NULL; i++)
442 if (strcmp(fstypes[i].type, type) == 0)
443 return (&fstypes[i]);
448 copy_opts(const option_t *o)
452 for (i = 0; o[i].name; i++)
455 return memcpy(ecalloc(i, sizeof(*o)), o, i * sizeof(*o));
459 get_tstamp(const char *b, struct stat *st)
465 if (stat(b, st) != -1)
470 l = strtoll(b, &eb, 0);
471 if (b == eb || *eb || errno)
477 #ifdef HAVE_STRUCT_STAT_BIRTHTIME
480 st->st_mtime = st->st_ctime = st->st_atime = when;
485 usage(fstype_t *fstype, fsinfo_t *fsoptions)
489 prog = getprogname();
491 "Usage: %s [-xZ] [-B endian] [-b free-blocks] [-d debug-mask]\n"
492 "\t[-F mtree-specfile] [-f free-files] [-M minimum-size] [-m maximum-size]\n"
493 "\t[-N userdb-dir] [-O offset] [-o fs-options] [-R roundup-size]\n"
494 "\t[-S sector-size] [-s image-size] [-T <timestamp/file>] [-t fs-type]\n"
495 "\timage-file directory | manifest [extra-directory ...]\n",
500 option_t *o = fsoptions->fs_options;
502 fprintf(stderr, "\n%s specific options:\n", fstype->type);
503 for (i = 0; o[i].name != NULL; i++)
504 fprintf(stderr, "\t%c%c%20.20s\t%s\n",
505 o[i].letter ? o[i].letter : ' ',
506 o[i].letter ? ',' : ' ',
507 o[i].name, o[i].desc);