/*

 * Copyright (C) 2008 Karel Zak <kzak@redhat.com>

 *

 * Inspired by libvolume_id by

 *     Kay Sievers <kay.sievers@vrfy.org>

 *

 * This file may be redistributed under the terms of the

 * GNU Lesser General Public License.

 */

#include <stdio.h>

#include <stdlib.h>

#include <unistd.h>

#include <string.h>

#include <stdint.h>

#include "superblocks.h"

struct netware_super_block {

  uint8_t   SBH_Signature[4];

  uint16_t  SBH_VersionMajor;

  uint16_t  SBH_VersionMinor;

  uint16_t  SBH_VersionMediaMajor;

  uint16_t  SBH_VersionMediaMinor;

  uint32_t  SBH_ItemsMoved;

  uint8_t   SBH_InternalID[16];

  uint32_t  SBH_PackedSize;

  uint32_t  SBH_Checksum;

  uint32_t  supersyncid;

  int64_t   superlocation[4];

  uint32_t  physSizeUsed;

  uint32_t  sizeUsed;

  uint32_t  superTimeStamp;

  uint32_t  reserved0[1];

  int64_t   SBH_LoggedPoolDataBlk;

  int64_t   SBH_PoolDataBlk;

  uint8_t   SBH_OldInternalID[16];

  uint32_t  SBH_PoolToLVStartUTC;

  uint32_t  SBH_PoolToLVEndUTC;

  uint16_t  SBH_VersionMediaMajorCreate;

  uint16_t  SBH_VersionMediaMinorCreate;

  uint32_t  SBH_BlocksMoved;

  uint32_t  SBH_TempBTSpBlk;

  uint32_t  SBH_TempFTSpBlk;

  uint32_t  SBH_TempFTSpBlk1;

  uint32_t  SBH_TempFTSpBlk2;

  uint32_t  nssMagicNumber;

  uint32_t  poolClassID;

  uint32_t  poolID;

  uint32_t  createTime;

  int64_t   SBH_LoggedVolumeDataBlk;

  int64_t   SBH_VolumeDataBlk;

  int64_t   SBH_SystemBeastBlkNum;

  uint64_t  totalblocks;

  uint16_t  SBH_Name[64];

  uint8_t   SBH_VolumeID[16];

  uint8_t   SBH_PoolID[16];

  uint8_t   SBH_PoolInternalID[16];

  uint64_t  SBH_Lsn;

  uint32_t  SBH_SS_Enabled;

  uint32_t  SBH_SS_CreateTime;

  uint8_t   SBH_SS_OriginalPoolID[16];

  uint8_t   SBH_SS_OriginalVolumeID[16];

  uint8_t   SBH_SS_Guid[16];

  uint16_t  SBH_SS_OriginalName[64];

  uint32_t  reserved2[64-(2+46)];

} __attribute__((__packed__));

static int probe_netware(blkid_probe pr, const struct blkid_idmag *mag)

{

  const struct netware_super_block *nw;

  nw = blkid_probe_get_sb(pr, mag, struct netware_super_block);

  if (!nw)

    return errno ? -errno : 1;

  blkid_probe_set_uuid(pr, nw->SBH_PoolID);

  blkid_probe_sprintf_version(pr, "%u.%02u",

     le16_to_cpu(nw->SBH_VersionMediaMajor),

     le16_to_cpu(nw->SBH_VersionMediaMinor));

  return 0;

}

const struct blkid_idinfo netware_idinfo =

{

  .name   = "nss",

  .usage    = BLKID_USAGE_FILESYSTEM,

  .probefunc  = probe_netware,

  .magics   =

  {

    { .magic = "SPB5", .len = 4, .kboff = 4 },

    { NULL }

  }

};