release/src-rt-6.x/linux/linux-2.6/fs/xfs/support/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
  21 typedef struct {
  22         unsigned char   __u_bits[16];
  23 } uuid_t;
  24
  25 extern void uuid_init(void);
  26 extern void uuid_create_nil(uuid_t *uuid);
  27 extern int uuid_is_nil(uuid_t *uuid);
  28 extern int uuid_equal(uuid_t *uuid1, uuid_t *uuid2);
  29 extern void uuid_getnodeuniq(uuid_t *uuid, int fsid [2]);
  30 extern __uint64_t uuid_hash64(uuid_t *uuid);
  31 extern int uuid_table_insert(uuid_t *uuid);
  32 extern void uuid_table_remove(uuid_t *uuid);
  33
  34 #endif  /* __XFS_SUPPORT_UUID_H__ */