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607ca46e DH |
1 | /* |
2 | * UUID/GUID definition | |
3 | * | |
4 | * Copyright (C) 2010, Intel Corp. | |
5 | * Huang Ying <ying.huang@intel.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License version | |
9 | * 2 as published by the Free Software Foundation; | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
607ca46e DH |
15 | */ |
16 | ||
17 | #ifndef _UAPI_LINUX_UUID_H_ | |
18 | #define _UAPI_LINUX_UUID_H_ | |
19 | ||
20 | #include <linux/types.h> | |
21 | #include <linux/string.h> | |
22 | ||
23 | typedef struct { | |
24 | __u8 b[16]; | |
25 | } uuid_le; | |
26 | ||
27 | typedef struct { | |
28 | __u8 b[16]; | |
29 | } uuid_be; | |
30 | ||
31 | #define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ | |
32 | ((uuid_le) \ | |
33 | {{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ | |
34 | (b) & 0xff, ((b) >> 8) & 0xff, \ | |
35 | (c) & 0xff, ((c) >> 8) & 0xff, \ | |
36 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) | |
37 | ||
38 | #define UUID_BE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ | |
39 | ((uuid_be) \ | |
40 | {{ ((a) >> 24) & 0xff, ((a) >> 16) & 0xff, ((a) >> 8) & 0xff, (a) & 0xff, \ | |
41 | ((b) >> 8) & 0xff, (b) & 0xff, \ | |
42 | ((c) >> 8) & 0xff, (c) & 0xff, \ | |
43 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) | |
44 | ||
45 | #define NULL_UUID_LE \ | |
46 | UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \ | |
47 | 0x00, 0x00, 0x00, 0x00) | |
48 | ||
49 | #define NULL_UUID_BE \ | |
50 | UUID_BE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \ | |
51 | 0x00, 0x00, 0x00, 0x00) | |
52 | ||
53 | ||
54 | #endif /* _UAPI_LINUX_UUID_H_ */ |