2 * volume_id - reads filesystem label and uuid
4 * Copyright (C) 2006 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"
29 #define NW_SUPERBLOCK_OFFSET 0x1000
31 struct netware_super_block {
32 uint8_t SBH_Signature[4];
33 uint16_t SBH_VersionMajor;
34 uint16_t SBH_VersionMinor;
35 uint16_t SBH_VersionMediaMajor;
36 uint16_t SBH_VersionMediaMinor;
37 uint32_t SBH_ItemsMoved;
38 uint8_t SBH_InternalID[16];
41 int volume_id_probe_netware(struct volume_id *id, uint64_t off)
43 struct netware_super_block *nw;
45 info("probing at offset 0x%llx", (unsigned long long) off);
47 nw = (struct netware_super_block *) volume_id_get_buffer(id, off + NW_SUPERBLOCK_OFFSET, 0x200);
51 if (memcmp(nw->SBH_Signature, "SPB5", 4) != 0)
54 volume_id_set_uuid(id, nw->SBH_InternalID, UUID_DCE);
56 snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%02u",
57 le16_to_cpu(nw->SBH_VersionMediaMajor), le16_to_cpu(nw->SBH_VersionMediaMinor));
59 volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);