main.c (15.08.10)
Creates exFAT file system.
- Copyright (C) 2011, 2012 Andrew Nayenko
+ Free exFAT implementation.
+ Copyright (C) 2011-2016 Andrew Nayenko
- This program is free software: you can redistribute it and/or modify
+ This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
+ the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include "mkexfat.h"
+#include "vbr.h"
+#include "fat.h"
+#include "cbm.h"
+#include "uct.h"
+#include "rootdir.h"
+#include <exfat.h>
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
-#include <exfat.h>
-#include "mkexfat.h"
-#include "vbr.h"
-#include "fat.h"
-#include "cbm.h"
-#include "uct.h"
-#include "rootdir.h"
const struct fs_object* objects[] =
{
return get_sector_size() << get_spc_bits();
}
-static off_t setup_volume_size(struct exfat_dev* dev)
-{
- off_t size = exfat_seek(dev, 0, SEEK_END);
- if (size == (off_t) -1)
- exfat_error("failed to get volume size");
- return size;
-}
-
static int setup_spc_bits(int sector_bits, int user_defined, off_t volume_size)
{
int i;
{
param.sector_bits = sector_bits;
param.first_sector = first_sector;
-
- param.volume_size = setup_volume_size(dev);
- if (param.volume_size == (off_t) -1)
- return 1;
+ param.volume_size = exfat_get_size(dev);
param.spc_bits = setup_spc_bits(sector_bits, spc_bits, param.volume_size);
if (param.spc_bits == -1)
{
fprintf(stderr, "Usage: %s [-i volume-id] [-n label] "
"[-p partition-first-sector] "
- "[-s sectors-per-cluster] [-v] <device>\n", prog);
+ "[-s sectors-per-cluster] [-V] <device>\n", prog);
exit(1);
}
int main(int argc, char* argv[])
{
const char* spec = NULL;
- char** pp;
+ int opt;
int spc_bits = -1;
const char* volume_label = NULL;
uint32_t volume_serial = 0;
uint64_t first_sector = 0;
struct exfat_dev* dev;
- printf("mkexfatfs %u.%u.%u\n",
- EXFAT_VERSION_MAJOR, EXFAT_VERSION_MINOR, EXFAT_VERSION_PATCH);
+ printf("mkexfatfs %s\n", VERSION);
- for (pp = argv + 1; *pp; pp++)
+ while ((opt = getopt(argc, argv, "i:n:p:s:V")) != -1)
{
- if (strcmp(*pp, "-s") == 0)
+ switch (opt)
{
- pp++;
- if (*pp == NULL)
- usage(argv[0]);
- spc_bits = logarithm2(atoi(*pp));
+ case 'i':
+ volume_serial = strtol(optarg, NULL, 16);
+ break;
+ case 'n':
+ volume_label = optarg;
+ break;
+ case 'p':
+ first_sector = strtoll(optarg, NULL, 10);
+ break;
+ case 's':
+ spc_bits = logarithm2(atoi(optarg));
if (spc_bits < 0)
{
- exfat_error("invalid option value: `%s'", *pp);
+ exfat_error("invalid option value: '%s'", optarg);
return 1;
}
- }
- else if (strcmp(*pp, "-n") == 0)
- {
- pp++;
- if (*pp == NULL)
- usage(argv[0]);
- volume_label = *pp;
- }
- else if (strcmp(*pp, "-i") == 0)
- {
- pp++;
- if (*pp == NULL)
- usage(argv[0]);
- volume_serial = strtol(*pp, NULL, 16);
- }
- else if (strcmp(*pp, "-p") == 0)
- {
- pp++;
- if (*pp == NULL)
- usage(argv[0]);
- first_sector = strtoll(*pp, NULL, 10);
- }
- else if (strcmp(*pp, "-v") == 0)
- {
- puts("Copyright (C) 2011, 2012 Andrew Nayenko");
+ break;
+ case 'V':
+ puts("Copyright (C) 2011-2016 Andrew Nayenko");
return 0;
- }
- else if (spec == NULL)
- spec = *pp;
- else
+ default:
usage(argv[0]);
+ break;
+ }
}
- if (spec == NULL)
+ if (argc - optind != 1)
usage(argv[0]);
+ spec = argv[optind];
- dev = exfat_open(spec, 0);
+ dev = exfat_open(spec, EXFAT_MODE_RW);
if (dev == NULL)
return 1;
if (setup(dev, 9, spc_bits, volume_label, volume_serial,