[linux.git] / fs / xfs / uuid.h

/*
 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it would be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef __XFS_SUPPORT_UUID_H__
#define __XFS_SUPPORT_UUID_H__

typedef struct {
	unsigned char	__u_bits[16];
} uuid_t;

extern int uuid_is_nil(uuid_t *uuid);
extern int uuid_equal(uuid_t *uuid1, uuid_t *uuid2);
extern void uuid_getnodeuniq(uuid_t *uuid, int fsid [2]);

static inline void
uuid_copy(uuid_t *dst, uuid_t *src)
{
	memcpy(dst, src, sizeof(uuid_t));
}

#endif	/* __XFS_SUPPORT_UUID_H__ */
Commit	Line	Data
1da177e4	1	/*
7b718769 NS	2	* Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
7b718769 NS	3	* All Rights Reserved.
1da177e4	4	*
7b718769 NS	5	* This program is free software; you can redistribute it and/or
7b718769 NS	6	* modify it under the terms of the GNU General Public License as
1da177e4 LT	7	* published by the Free Software Foundation.
1da177e4 LT	8	*
7b718769 NS	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.
1da177e4	13	*
7b718769 NS	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
1da177e4 LT	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
7b718769 NS	25	extern int uuid_is_nil(uuid_t *uuid);
	26	extern int uuid_equal(uuid_t uuid1, uuid_t uuid2);
	27	extern void uuid_getnodeuniq(uuid_t *uuid, int fsid [2]);
1da177e4	28
bc02e869 CH	29	static inline void
	30	uuid_copy(uuid_t dst, uuid_t src)
	31	{
	32	memcpy(dst, src, sizeof(uuid_t));
	33	}
	34
1da177e4	35	#endif /* __XFS_SUPPORT_UUID_H__ */