| Current Path : /usr/src/usr.sbin/makefs/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/usr.sbin/makefs/makefs.c |
/* $NetBSD: makefs.c,v 1.26 2006/10/22 21:11:56 christos Exp $ */
/*
* Copyright (c) 2001-2003 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Luke Mewburn for Wasabi Systems, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/usr.sbin/makefs/makefs.c 231942 2012-02-20 18:49:11Z jkim $");
#include <sys/types.h>
#include <sys/stat.h>
#include <assert.h>
#include <ctype.h>
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include "makefs.h"
#include "mtree.h"
/*
* list of supported file systems and dispatch functions
*/
typedef struct {
const char *type;
void (*prepare_options)(fsinfo_t *);
int (*parse_options)(const char *, fsinfo_t *);
void (*cleanup_options)(fsinfo_t *);
void (*make_fs)(const char *, const char *, fsnode *,
fsinfo_t *);
} fstype_t;
static fstype_t fstypes[] = {
{ "ffs", ffs_prep_opts, ffs_parse_opts, ffs_cleanup_opts, ffs_makefs },
{ "cd9660", cd9660_prep_opts, cd9660_parse_opts, cd9660_cleanup_opts,
cd9660_makefs},
{ .type = NULL },
};
u_int debug;
struct timespec start_time;
static fstype_t *get_fstype(const char *);
static void usage(void);
int main(int, char *[]);
int
main(int argc, char *argv[])
{
struct stat sb;
struct timeval start;
fstype_t *fstype;
fsinfo_t fsoptions;
fsnode *root;
int ch, i, len;
char *subtree;
char *specfile;
setprogname(argv[0]);
debug = 0;
if ((fstype = get_fstype(DEFAULT_FSTYPE)) == NULL)
errx(1, "Unknown default fs type `%s'.", DEFAULT_FSTYPE);
/* set default fsoptions */
(void)memset(&fsoptions, 0, sizeof(fsoptions));
fsoptions.fd = -1;
fsoptions.sectorsize = -1;
if (fstype->prepare_options)
fstype->prepare_options(&fsoptions);
specfile = NULL;
if (gettimeofday(&start, NULL) == -1)
err(1, "Unable to get system time");
start_time.tv_sec = start.tv_sec;
start_time.tv_nsec = start.tv_usec * 1000;
while ((ch = getopt(argc, argv, "B:b:d:f:F:M:m:N:o:s:S:t:x")) != -1) {
switch (ch) {
case 'B':
if (strcmp(optarg, "be") == 0 ||
strcmp(optarg, "4321") == 0 ||
strcmp(optarg, "big") == 0) {
#if BYTE_ORDER == LITTLE_ENDIAN
fsoptions.needswap = 1;
#endif
} else if (strcmp(optarg, "le") == 0 ||
strcmp(optarg, "1234") == 0 ||
strcmp(optarg, "little") == 0) {
#if BYTE_ORDER == BIG_ENDIAN
fsoptions.needswap = 1;
#endif
} else {
warnx("Invalid endian `%s'.", optarg);
usage();
}
break;
case 'b':
len = strlen(optarg) - 1;
if (optarg[len] == '%') {
optarg[len] = '\0';
fsoptions.freeblockpc =
strsuftoll("free block percentage",
optarg, 0, 99);
} else {
fsoptions.freeblocks =
strsuftoll("free blocks",
optarg, 0, LLONG_MAX);
}
break;
case 'd':
debug = strtoll(optarg, NULL, 0);
break;
case 'f':
len = strlen(optarg) - 1;
if (optarg[len] == '%') {
optarg[len] = '\0';
fsoptions.freefilepc =
strsuftoll("free file percentage",
optarg, 0, 99);
} else {
fsoptions.freefiles =
strsuftoll("free files",
optarg, 0, LLONG_MAX);
}
break;
case 'F':
specfile = optarg;
break;
case 'M':
fsoptions.minsize =
strsuftoll("minimum size", optarg, 1LL, LLONG_MAX);
break;
case 'N':
if (! setup_getid(optarg))
errx(1,
"Unable to use user and group databases in `%s'",
optarg);
break;
case 'm':
fsoptions.maxsize =
strsuftoll("maximum size", optarg, 1LL, LLONG_MAX);
break;
case 'o':
{
char *p;
while ((p = strsep(&optarg, ",")) != NULL) {
if (*p == '\0')
errx(1, "Empty option");
if (! fstype->parse_options(p, &fsoptions))
usage();
}
break;
}
case 's':
fsoptions.minsize = fsoptions.maxsize =
strsuftoll("size", optarg, 1LL, LLONG_MAX);
break;
case 'S':
fsoptions.sectorsize =
(int)strsuftoll("sector size", optarg,
1LL, INT_MAX);
break;
case 't':
/* Check current one and cleanup if necessary. */
if (fstype->cleanup_options)
fstype->cleanup_options(&fsoptions);
fsoptions.fs_specific = NULL;
if ((fstype = get_fstype(optarg)) == NULL)
errx(1, "Unknown fs type `%s'.", optarg);
fstype->prepare_options(&fsoptions);
break;
case 'x':
fsoptions.onlyspec = 1;
break;
case '?':
default:
usage();
/* NOTREACHED */
}
}
if (debug) {
printf("debug mask: 0x%08x\n", debug);
printf("start time: %ld.%ld, %s",
(long)start_time.tv_sec, (long)start_time.tv_nsec,
ctime(&start_time.tv_sec));
}
argc -= optind;
argv += optind;
if (argc < 2)
usage();
/* -x must be accompanied by -F */
if (fsoptions.onlyspec != 0 && specfile == NULL)
errx(1, "-x requires -F mtree-specfile.");
/* Accept '-' as meaning "read from standard input". */
if (strcmp(argv[1], "-") == 0)
sb.st_mode = S_IFREG;
else {
if (stat(argv[1], &sb) == -1)
err(1, "Can't stat `%s'", argv[1]);
}
switch (sb.st_mode & S_IFMT) {
case S_IFDIR: /* walk the tree */
subtree = argv[1];
TIMER_START(start);
root = walk_dir(subtree, ".", NULL, NULL);
TIMER_RESULTS(start, "walk_dir");
break;
case S_IFREG: /* read the manifest file */
subtree = ".";
TIMER_START(start);
root = read_mtree(argv[1], NULL);
TIMER_RESULTS(start, "manifest");
break;
default:
errx(1, "%s: not a file or directory", argv[1]);
/* NOTREACHED */
}
/* append extra directory */
for (i = 2; i < argc; i++) {
if (stat(argv[i], &sb) == -1)
err(1, "Can't stat `%s'", argv[i]);
if (!S_ISDIR(sb.st_mode))
errx(1, "%s: not a directory", argv[i]);
TIMER_START(start);
root = walk_dir(argv[i], ".", NULL, root);
TIMER_RESULTS(start, "walk_dir2");
}
if (specfile) { /* apply a specfile */
TIMER_START(start);
apply_specfile(specfile, subtree, root, fsoptions.onlyspec);
TIMER_RESULTS(start, "apply_specfile");
}
if (debug & DEBUG_DUMP_FSNODES) {
printf("\nparent: %s\n", subtree);
dump_fsnodes(root);
putchar('\n');
}
/* build the file system */
TIMER_START(start);
fstype->make_fs(argv[0], subtree, root, &fsoptions);
TIMER_RESULTS(start, "make_fs");
free_fsnodes(root);
exit(0);
/* NOTREACHED */
}
int
set_option(option_t *options, const char *var, const char *val)
{
int i;
for (i = 0; options[i].name != NULL; i++) {
if (strcmp(options[i].name, var) != 0)
continue;
*options[i].value = (int)strsuftoll(options[i].desc, val,
options[i].minimum, options[i].maximum);
return (1);
}
warnx("Unknown option `%s'", var);
return (0);
}
static fstype_t *
get_fstype(const char *type)
{
int i;
for (i = 0; fstypes[i].type != NULL; i++)
if (strcmp(fstypes[i].type, type) == 0)
return (&fstypes[i]);
return (NULL);
}
static void
usage(void)
{
const char *prog;
prog = getprogname();
fprintf(stderr,
"usage: %s [-t fs-type] [-o fs-options] [-d debug-mask] [-B endian]\n"
"\t[-S sector-size] [-M minimum-size] [-m maximum-size] [-s image-size]\n"
"\t[-b free-blocks] [-f free-files] [-F mtree-specfile] [-x]\n"
"\t[-N userdb-dir] image-file directory | manifest [extra-directory ...]\n",
prog);
exit(1);
}