aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/linux-headers/linux/uuid.h
blob: dba25b51e11719f5a26d8a3848c646f0129cc1d9 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 
/* 
 * UUID/GUID definition 
 * 
 * Copyright (C) 2010, Intel Corp. 
 *	Huang Ying <ying.huang@intel.com> 
 * 
 * This program is free software; you can redistribute it and/or 
 * modify it under the terms of the GNU General Public License version 
 * 2 as published by the Free Software Foundation; 
 * 
 * This program is distributed in the hope that it will 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. 
 */ 
 
#ifndef _LINUX_UUID_H_ 
#define _LINUX_UUID_H_ 
 
#include <linux/types.h> 
 
typedef struct { 
	__u8 b[16]; 
} guid_t; 
 
#define GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7)			\ 
((guid_t)								\ 
{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ 
   (b) & 0xff, ((b) >> 8) & 0xff,					\ 
   (c) & 0xff, ((c) >> 8) & 0xff,					\ 
   (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) 
 
/* backwards compatibility, don't use in new code */ 
typedef guid_t uuid_le; 
#define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7)		\ 
	GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) 
#define NULL_UUID_LE							\ 
	UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00,	\ 
	     0x00, 0x00, 0x00, 0x00) 
 
#endif /* _LINUX_UUID_H_ */