int
efup_mount(const char *mount_point) {
volume_t *volumep;
int result;
if (mount_point != NULL) {
volumep = volume_list_lookup_by_mount_point(&volumes, mount_point);
if (volumep != NULL) {
result = mount(volume_get_spec(volumep), mount_point,
volume_get_fs_type(volumep), 0, NULL);
if (result == -1) result = errno;
}
else result = ENOENT;
}
else result = EINVAL;
return result;
}
int
format(const char *vol) {
const char *fsType, *dev;
volume_t *volume;
int result;
/* Lookup the specified volume. */
volume = volume_list_lookup_by_mount_point(&volumes, vol);
if (volume != NULL) {
/* Check mounted volumes. */
result = volume_list_check_mounted(&volumes);
if (result == 0) {
/* Is the volume mounted? */
if (volume_get_mounted(volume)) {
result = EBUSY;
}
else {
/* Get file-system type. */
fsType = volume_get_fs_type(volume);
/* Check if supported. */
if ((strcmp(fsType, "ext2")) &&
(strcmp(fsType, "ext3")) &&
(strcmp(fsType, "ext4"))) {
result = ENOSYS;
}
}
}
}
else result = ENOENT;
/* Volume may be formatted? */
if (result == 0) {
dev = volume_get_spec(volume);
if (strcmp(fsType, "ext2") == 0) result = format_ext2(dev);
if (strcmp(fsType, "ext3") == 0) result = format_ext3(dev);
if (strcmp(fsType, "ext4") == 0) result = format_ext4(dev);
}
return result;
}