shlibs/blkid/src/probers/netware.c

   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 "blkidP.h"
  17
  18 struct 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
  68 static 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)
  74                 return -1;
  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
  85 const 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