2 * volume_id - reads filesystem label and uuid
4 * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation version 2 of the License.
26 #include "libvolume_id.h"
34 uint8_t signature[16];
44 int volume_id_probe_cramfs(struct volume_id *id, uint64_t off)
46 struct cramfs_super *cs;
48 info("probing at offset 0x%llx", (unsigned long long) off);
50 cs = (struct cramfs_super *) volume_id_get_buffer(id, off, 0x200);
54 if (memcmp(cs->magic, "\x45\x3d\xcd\x28", 4) == 0 || memcmp(cs->magic, "\x28\xcd\x3d\x45", 4) == 0) {
55 volume_id_set_label_raw(id, cs->name, 16);
56 volume_id_set_label_string(id, cs->name, 16);
58 volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);