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gerrit.twrp.me / android_bootable_recovery / b523650c8ecb6751409120a38e52a66a3e48753f / . / libblkid / src / superblocks / netware.c
blob: af81cf5fd350e6327be061e949dcaba31ef44b79 [file] [log] [blame]
bigbiff bigbiffe60683a2013-02-22 20:55:50 -0500[diff] [blame]1/*
2 * Copyright (C) 2008 Karel Zak <kzak@redhat.com>
3 *
4 * Inspired by libvolume_id by
5 * Kay Sievers <kay.sievers@vrfy.org>
6 *
7 * This file may be redistributed under the terms of the
8 * GNU Lesser General Public License.
9 */
10#include <stdio.h>
11#include <stdlib.h>
12#include <unistd.h>
13#include <string.h>
14#include <stdint.h>
15
16#include "superblocks.h"
17
18struct netware_super_block {
19 uint8_t SBH_Signature[4];
20 uint16_t SBH_VersionMajor;
21 uint16_t SBH_VersionMinor;
22 uint16_t SBH_VersionMediaMajor;
23 uint16_t SBH_VersionMediaMinor;
24 uint32_t SBH_ItemsMoved;
25 uint8_t SBH_InternalID[16];
26 uint32_t SBH_PackedSize;
27 uint32_t SBH_Checksum;
28 uint32_t supersyncid;
29 int64_t superlocation[4];
30 uint32_t physSizeUsed;
31 uint32_t sizeUsed;
32 uint32_t superTimeStamp;
33 uint32_t reserved0[1];
34 int64_t SBH_LoggedPoolDataBlk;
35 int64_t SBH_PoolDataBlk;
36 uint8_t SBH_OldInternalID[16];
37 uint32_t SBH_PoolToLVStartUTC;
38 uint32_t SBH_PoolToLVEndUTC;
39 uint16_t SBH_VersionMediaMajorCreate;
40 uint16_t SBH_VersionMediaMinorCreate;
41 uint32_t SBH_BlocksMoved;
42 uint32_t SBH_TempBTSpBlk;
43 uint32_t SBH_TempFTSpBlk;
44 uint32_t SBH_TempFTSpBlk1;
45 uint32_t SBH_TempFTSpBlk2;
46 uint32_t nssMagicNumber;
47 uint32_t poolClassID;
48 uint32_t poolID;
49 uint32_t createTime;
50 int64_t SBH_LoggedVolumeDataBlk;
51 int64_t SBH_VolumeDataBlk;
52 int64_t SBH_SystemBeastBlkNum;
53 uint64_t totalblocks;
54 uint16_t SBH_Name[64];
55 uint8_t SBH_VolumeID[16];
56 uint8_t SBH_PoolID[16];
57 uint8_t SBH_PoolInternalID[16];
58 uint64_t SBH_Lsn;
59 uint32_t SBH_SS_Enabled;
60 uint32_t SBH_SS_CreateTime;
61 uint8_t SBH_SS_OriginalPoolID[16];
62 uint8_t SBH_SS_OriginalVolumeID[16];
63 uint8_t SBH_SS_Guid[16];
64 uint16_t SBH_SS_OriginalName[64];
65 uint32_t reserved2[64-(2+46)];
66} __attribute__((__packed__));
67
68static int probe_netware(blkid_probe pr, const struct blkid_idmag *mag)
69{
70 struct netware_super_block *nw;
71
72 nw = blkid_probe_get_sb(pr, mag, struct netware_super_block);
73 if (!nw)
bigbiff7b4c7a62015-01-01 19:44:14 -0500[diff] [blame]74 return errno ? -errno : 1;
bigbiff bigbiffe60683a2013-02-22 20:55:50 -0500[diff] [blame]75
76 blkid_probe_set_uuid(pr, nw->SBH_PoolID);
77
78 blkid_probe_sprintf_version(pr, "%u.%02u",
79 le16_to_cpu(nw->SBH_VersionMediaMajor),
80 le16_to_cpu(nw->SBH_VersionMediaMinor));
81
82 return 0;
83}
84
85const struct blkid_idinfo netware_idinfo =
86{
87 .name = "nss",
88 .usage = BLKID_USAGE_FILESYSTEM,
89 .probefunc = probe_netware,
90 .magics =
91 {
92 { .magic = "SPB5", .len = 4, .kboff = 4 },
93 { NULL }
94 }
95};
96
97