LXR linux/fs/xfs/uuid.h

   1/*
   2 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
   3 * All Rights Reserved.
   4 *
   5 * This program is free software; you can redistribute it and/or
   6 * modify it under the terms of the GNU General Public License as
   7 * published by the Free Software Foundation.
   8 *
   9 * This program is distributed in the hope that it would be useful,
  10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 * GNU General Public License for more details.
  13 *
  14 * You should have received a copy of the GNU General Public License
  15 * along with this program; if not, write the Free Software Foundation,
  16 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17 */
  18#ifndef __XFS_SUPPORT_UUID_H__
  19#define __XFS_SUPPORT_UUID_H__
  20
  21typedef struct {
  22        unsigned char   __u_bits[16];
  23} uuid_t;
  24
  25extern int uuid_is_nil(uuid_t *uuid);
  26extern int uuid_equal(uuid_t *uuid1, uuid_t *uuid2);
  27extern void uuid_getnodeuniq(uuid_t *uuid, int fsid [2]);
  28
  29static inline void
  30uuid_copy(uuid_t *dst, uuid_t *src)
  31{
  32        memcpy(dst, src, sizeof(uuid_t));
  33}
  34
  35#endif  /* __XFS_SUPPORT_UUID_H__ */
  36