int main(int argc, char **argv)
{
int readonly = 0;
int growable = 0;
const char *sopt = "hVc:rsnmgk";
const struct option lopt[] = {
{ "help", 0, NULL, 'h' },
{ "version", 0, NULL, 'V' },
{ "offset", 1, NULL, 'o' },
{ "cmd", 1, NULL, 'c' },
{ "read-only", 0, NULL, 'r' },
{ "snapshot", 0, NULL, 's' },
{ "nocache", 0, NULL, 'n' },
{ "misalign", 0, NULL, 'm' },
{ "growable", 0, NULL, 'g' },
{ "native-aio", 0, NULL, 'k' },
{ NULL, 0, NULL, 0 }
};
int c;
int opt_index = 0;
int flags = 0;
progname = basename(argv[0]);
while ((c = getopt_long(argc, argv, sopt, lopt, &opt_index)) != -1) {
switch (c) {
case 's':
flags |= BDRV_O_SNAPSHOT;
break;
case 'n':
flags |= BDRV_O_NOCACHE;
break;
case 'c':
add_user_command(optarg);
break;
case 'r':
readonly = 1;
break;
case 'm':
misalign = 1;
break;
case 'g':
growable = 1;
break;
case 'k':
flags |= BDRV_O_NATIVE_AIO;
break;
case 'V':
printf("%s version %s\n", progname, VERSION);
exit(0);
case 'h':
usage(progname);
exit(0);
default:
usage(progname);
exit(1);
}
}
if ((argc - optind) > 1) {
usage(progname);
exit(1);
}
bdrv_init();
/* initialize commands */
quit_init();
help_init();
add_command(&open_cmd);
add_command(&close_cmd);
add_command(&read_cmd);
add_command(&readv_cmd);
add_command(&write_cmd);
add_command(&writev_cmd);
add_command(&multiwrite_cmd);
add_command(&aio_read_cmd);
add_command(&aio_write_cmd);
add_command(&aio_flush_cmd);
add_command(&flush_cmd);
add_command(&truncate_cmd);
add_command(&length_cmd);
add_command(&info_cmd);
add_command(&alloc_cmd);
add_args_command(init_args_command);
add_check_command(init_check_command);
/* open the device */
if (!readonly) {
flags |= BDRV_O_RDWR;
}
if ((argc - optind) == 1)
openfile(argv[optind], flags, growable);
command_loop();
/*
* Make sure all outstanding requests get flushed the program exits.
*/
qemu_aio_flush();
if (bs)
bdrv_close(bs);
return 0;
}
int main(int argc, char **argv)
{
int readonly = 0;
int growable = 0;
const char *sopt = "hVc:d:rsnmgkt:T:";
const struct option lopt[] = {
{ "help", 0, NULL, 'h' },
{ "version", 0, NULL, 'V' },
{ "offset", 1, NULL, 'o' },
{ "cmd", 1, NULL, 'c' },
{ "read-only", 0, NULL, 'r' },
{ "snapshot", 0, NULL, 's' },
{ "nocache", 0, NULL, 'n' },
{ "misalign", 0, NULL, 'm' },
{ "growable", 0, NULL, 'g' },
{ "native-aio", 0, NULL, 'k' },
{ "discard", 1, NULL, 'd' },
{ "cache", 1, NULL, 't' },
{ "trace", 1, NULL, 'T' },
{ NULL, 0, NULL, 0 }
};
int c;
int opt_index = 0;
int flags = BDRV_O_UNMAP;
progname = basename(argv[0]);
while ((c = getopt_long(argc, argv, sopt, lopt, &opt_index)) != -1) {
switch (c) {
case 's':
flags |= BDRV_O_SNAPSHOT;
break;
case 'n':
flags |= BDRV_O_NOCACHE | BDRV_O_CACHE_WB;
break;
case 'd':
if (bdrv_parse_discard_flags(optarg, &flags) < 0) {
error_report("Invalid discard option: %s", optarg);
exit(1);
}
break;
case 'c':
add_user_command(optarg);
break;
case 'r':
readonly = 1;
break;
case 'm':
misalign = 1;
break;
case 'g':
growable = 1;
break;
case 'k':
flags |= BDRV_O_NATIVE_AIO;
break;
case 't':
if (bdrv_parse_cache_flags(optarg, &flags) < 0) {
error_report("Invalid cache option: %s", optarg);
exit(1);
}
break;
case 'T':
if (!trace_backend_init(optarg, NULL)) {
exit(1); /* error message will have been printed */
}
break;
case 'V':
printf("%s version %s\n", progname, VERSION);
exit(0);
case 'h':
usage(progname);
exit(0);
default:
usage(progname);
exit(1);
}
}
if ((argc - optind) > 1) {
usage(progname);
exit(1);
}
qemu_init_main_loop();
bdrv_init();
/* initialize commands */
quit_init();
help_init();
add_command(&open_cmd);
add_command(&close_cmd);
add_command(&read_cmd);
add_command(&readv_cmd);
add_command(&write_cmd);
add_command(&writev_cmd);
add_command(&multiwrite_cmd);
add_command(&aio_read_cmd);
add_command(&aio_write_cmd);
add_command(&aio_flush_cmd);
add_command(&flush_cmd);
add_command(&truncate_cmd);
add_command(&length_cmd);
add_command(&info_cmd);
add_command(&discard_cmd);
add_command(&alloc_cmd);
add_command(&map_cmd);
add_command(&break_cmd);
add_command(&resume_cmd);
add_command(&wait_break_cmd);
add_command(&abort_cmd);
add_args_command(init_args_command);
add_check_command(init_check_command);
/* open the device */
if (!readonly) {
flags |= BDRV_O_RDWR;
}
if ((argc - optind) == 1) {
openfile(argv[optind], flags, growable);
}
command_loop();
/*
* Make sure all outstanding requests complete before the program exits.
*/
bdrv_drain_all();
if (bs) {
bdrv_delete(bs);
}
return 0;
}
void
init(
int argc,
char **argv)
{
int c, flags = 0;
char *sp;
mode_t mode = 0600;
xfs_fsop_geom_t geometry = { 0 };
progname = basename(argv[0]);
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
pagesize = getpagesize();
gettimeofday(&stopwatch, NULL);
while ((c = getopt(argc, argv, "ac:dFfmp:nrRstVx")) != EOF) {
switch (c) {
case 'a':
flags |= IO_APPEND;
break;
case 'c':
add_user_command(optarg);
break;
case 'd':
flags |= IO_DIRECT;
break;
case 'F':
/* Ignored / deprecated now, handled automatically */
break;
case 'f':
flags |= IO_CREAT;
break;
case 'm':
mode = strtoul(optarg, &sp, 0);
if (!sp || sp == optarg) {
fprintf(stderr, _("non-numeric mode -- %s\n"),
optarg);
exit(1);
}
break;
case 'n':
flags |= IO_NONBLOCK;
break;
case 'p':
progname = optarg;
break;
case 'r':
flags |= IO_READONLY;
break;
case 's':
flags |= IO_OSYNC;
break;
case 't':
flags |= IO_TRUNC;
break;
case 'R':
flags |= IO_REALTIME;
break;
case 'x':
expert = 1;
break;
case 'V':
printf(_("%s version %s\n"), progname, VERSION);
exit(0);
default:
usage();
}
}
while (optind < argc) {
if ((c = openfile(argv[optind], &geometry, flags, mode)) < 0)
exit(1);
if (!platform_test_xfs_fd(c))
flags |= IO_FOREIGN;
if (addfile(argv[optind], c, &geometry, flags) < 0)
exit(1);
optind++;
}
init_commands();
add_args_command(init_args_command);
add_check_command(init_check_command);
}
