/*

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

 *

 * This file may be redistributed under the terms of the

 * GNU Lesser General Public License.

 */

#include <stdio.h>

#include "superblocks.h"

struct vxfs_super_block {

  uint32_t    vs_magic;

  int32_t     vs_version;

  uint32_t    vs_ctime;

  uint32_t    vs_cutime;

  uint32_t    __unused1;

  uint32_t    __unused2;

  uint32_t    vs_old_logstart;

  uint32_t    vs_old_logend;

  uint32_t    vs_bsize;

  uint32_t    vs_size;

  uint32_t    vs_dsize;

};

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

{

  const struct vxfs_super_block *vxs;

  enum blkid_endianness e = mag->hint;

  vxs = blkid_probe_get_sb(pr, mag, struct vxfs_super_block);

  if (!vxs)

    return errno ? -errno : 1;

  blkid_probe_sprintf_version(pr, "%d",

            (unsigned int)blkid32_to_cpu(e, vxs->vs_version));

  blkid_probe_set_fsblocksize(pr, blkid32_to_cpu(e, vxs->vs_bsize));

  blkid_probe_set_block_size(pr, blkid32_to_cpu(e, vxs->vs_bsize));

  blkid_probe_set_fsendianness(pr, e);

  return 0;

}

const struct blkid_idinfo vxfs_idinfo =

{

  .name   = "vxfs",

  .usage    = BLKID_USAGE_FILESYSTEM,

  .probefunc  = probe_vxfs,

  .magics   =

  {

    { .magic = "\xf5\xfc\x01\xa5", .len = 4, .kboff = 1,

      .hint = BLKID_ENDIANNESS_LITTLE },

    { .magic = "\xa5\x01\xfc\xf5", .len = 4, .kboff = 8,

      .hint = BLKID_ENDIANNESS_BIG },

    { NULL }

  }

};