static int open_f(BlockDriverState *bs, int argc, char **argv)
{
int flags = 0;
int readonly = 0;
int growable = 0;
int c;
QemuOpts *qopts;
QDict *opts = NULL;
while ((c = getopt(argc, argv, "snrgo:")) != EOF) {
switch (c) {
case 's':
flags |= BDRV_O_SNAPSHOT;
break;
case 'n':
flags |= BDRV_O_NOCACHE | BDRV_O_CACHE_WB;
break;
case 'r':
readonly = 1;
break;
case 'g':
growable = 1;
break;
case 'o':
qopts = qemu_opts_parse(&empty_opts, optarg, 0);
if (qopts == NULL) {
printf("could not parse option list -- %s\n", optarg);
return 0;
}
opts = qemu_opts_to_qdict(qopts, opts);
qemu_opts_del(qopts);
break;
default:
return qemuio_command_usage(&open_cmd);
}
}
if (!readonly) {
flags |= BDRV_O_RDWR;
}
if (optind == argc - 1) {
return openfile(argv[optind], flags, growable, opts);
} else if (optind == argc) {
return openfile(NULL, flags, growable, opts);
} else {
QDECREF(opts);
return qemuio_command_usage(&open_cmd);
}
}
static int open_f(BlockDriverState *bs, int argc, char **argv)
{
int flags = 0;
int readonly = 0;
int growable = 0;
int c;
while ((c = getopt(argc, argv, "snrg")) != EOF) {
switch (c) {
case 's':
flags |= BDRV_O_SNAPSHOT;
break;
case 'n':
flags |= BDRV_O_NOCACHE | BDRV_O_CACHE_WB;
break;
case 'r':
readonly = 1;
break;
case 'g':
growable = 1;
break;
default:
return qemuio_command_usage(&open_cmd);
}
}
if (!readonly) {
flags |= BDRV_O_RDWR;
}
if (optind != argc - 1) {
return qemuio_command_usage(&open_cmd);
}
return openfile(argv[optind], flags, growable);
}
