1 /*
2  * Copyright (c) 2013 Google Inc. All rights reserved
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining
5  * a copy of this software and associated documentation files
6  * (the "Software"), to deal in the Software without restriction,
7  * including without limitation the rights to use, copy, modify, merge,
8  * publish, distribute, sublicense, and/or sell copies of the Software,
9  * and to permit persons to whom the Software is furnished to do so,
10  * subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be
13  * included in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22  */
23 
24 #pragma once
25 
26 #include <stdint.h>
27 
28 typedef struct uuid {
29     uint32_t time_low;
30     uint16_t time_mid;
31     uint16_t time_hi_and_version;
32     uint8_t clock_seq_and_node[8];
33 } uuid_t;
34 
35 #define UUID_INITIAL_VALUE(uuid) \
36     {                            \
37         0, 0, 0, { 0 }           \
38     }
39 
40 /* UUID: {3c06d579-6cbc-476f-9363-503262d21b23} */
41 #define UUID_KERNEL_VALUE                                         \
42     {                                                             \
43         0x3c06d579, 0x6cbc, 0x476f,                               \
44                 {0x93, 0x63, 0x50, 0x32, 0x62, 0xd2, 0x1b, 0x23}, \
45     }
46