+static char *disk_mount_point(const char *label) {
+ char *mp = NULL, *device = NULL;
+ FILE *f = NULL;
+ struct mntent *m;
+
+ /* Yeah, we don't support native systemd unit files here for now */
+
+ if (asprintf(&device, "/dev/mapper/%s", label) < 0)
+ goto finish;
+
+ if (!(f = setmntent("/etc/fstab", "r")))
+ goto finish;
+
+ while ((m = getmntent(f)))
+ if (path_equal(m->mnt_fsname, device)) {
+ mp = strdup(m->mnt_dir);
+ break;
+ }
+
+finish:
+ if (f)
+ endmntent(f);
+
+ free(device);
+
+ return mp;
+}
+
+static int help(void) {
+
+ printf("%s attach VOLUME SOURCEDEVICE [PASSWORD] [OPTIONS]\n"
+ "%s detach VOLUME\n\n"
+ "Attaches or detaches an encrypted block device.\n",
+ program_invocation_short_name,
+ program_invocation_short_name);
+
+ return 0;
+}
+