| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| 2 | /* |
| 3 | * UUID/GUID definition |
| 4 | * |
| 5 | * Copyright (C) 2010, Intel Corp. |
| 6 | * Huang Ying <ying.huang@intel.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License version |
| 10 | * 2 as published by the Free Software Foundation; |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef _UAPI_LINUX_UUID_H_ |
| 19 | #define _UAPI_LINUX_UUID_H_ |
| 20 | |
| 21 | #include <linux/types.h> |
| 22 | |
| 23 | typedef struct { |
| 24 | __u8 b[16]; |
| 25 | } guid_t; |
| 26 | |
| 27 | #define GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ |
| 28 | ((guid_t) \ |
| 29 | {{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ |
| 30 | (b) & 0xff, ((b) >> 8) & 0xff, \ |
| 31 | (c) & 0xff, ((c) >> 8) & 0xff, \ |
| 32 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) |
| 33 | |
| 34 | /* backwards compatibility, don't use in new code */ |
| 35 | typedef guid_t uuid_le; |
| 36 | #define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ |
| 37 | GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) |
| 38 | #define NULL_UUID_LE \ |
| 39 | UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \ |
| 40 | 0x00, 0x00, 0x00, 0x00) |
| 41 | |
| 42 | #endif /* _UAPI_LINUX_UUID_H_ */ |