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];
39 uint32_t SBH_PackedSize;
40 uint32_t SBH_Checksum;
42 int64_t superlocation[4];
43 uint32_t physSizeUsed;
45 uint32_t superTimeStamp;
46 uint32_t reserved0[1];
47 int64_t SBH_LoggedPoolDataBlk;
48 int64_t SBH_PoolDataBlk;
49 uint8_t SBH_OldInternalID[16];
50 uint32_t SBH_PoolToLVStartUTC;
51 uint32_t SBH_PoolToLVEndUTC;
52 uint16_t SBH_VersionMediaMajorCreate;
53 uint16_t SBH_VersionMediaMinorCreate;
54 uint32_t SBH_BlocksMoved;
55 uint32_t SBH_TempBTSpBlk;
56 uint32_t SBH_TempFTSpBlk;
57 uint32_t SBH_TempFTSpBlk1;
58 uint32_t SBH_TempFTSpBlk2;
59 uint32_t nssMagicNumber;
63 int64_t SBH_LoggedVolumeDataBlk;
64 int64_t SBH_VolumeDataBlk;
65 int64_t SBH_SystemBeastBlkNum;
67 uint16_t SBH_Name[64];
68 uint8_t SBH_VolumeID[16];
69 uint8_t SBH_PoolID[16];
70 uint8_t SBH_PoolInternalID[16];
72 uint32_t SBH_SS_Enabled;
73 uint32_t SBH_SS_CreateTime;
74 uint8_t SBH_SS_OriginalPoolID[16];
75 uint8_t SBH_SS_OriginalVolumeID[16];
76 uint8_t SBH_SS_Guid[16];
77 uint16_t SBH_SS_OriginalName[64];
78 uint32_t reserved2[64-(2+46)];
81 int volume_id_probe_netware(struct volume_id *id, uint64_t off, uint64_t size)
83 struct netware_super_block *nw;
85 info("probing at offset 0x%llx", (unsigned long long) off);
87 nw = (struct netware_super_block *) volume_id_get_buffer(id, off + NW_SUPERBLOCK_OFFSET, 0x200);
91 if (memcmp(nw->SBH_Signature, "SPB5", 4) != 0)
94 volume_id_set_uuid(id, nw->SBH_PoolID, 0, UUID_DCE);
96 snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%02u",
97 le16_to_cpu(nw->SBH_VersionMediaMajor), le16_to_cpu(nw->SBH_VersionMediaMinor));
99 volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);