1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* DO NOT USE in new code! This is solely for MEI due to legacy reasons */ 3 /* 4 * UUID/GUID definition 5 * 6 * Copyright (C) 2010, Intel Corp. 7 * Huang Ying <ying.huang@intel.com> 8 */ 9 10 #ifndef _UAPI_LINUX_UUID_H_ 11 #define _UAPI_LINUX_UUID_H_ 12 13 #include <linux/types.h> 14 15 typedef struct { 16 __u8 b[16]; 17 } guid_t; 18 19 #define GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ 20 ((guid_t) \ 21 {{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ 22 (b) & 0xff, ((b) >> 8) & 0xff, \ 23 (c) & 0xff, ((c) >> 8) & 0xff, \ 24 (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) 25 26 /* backwards compatibility, don't use in new code */ 27 typedef guid_t uuid_le; 28 #define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ 29 GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) 30 #define NULL_UUID_LE \ 31 UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \ 32 0x00, 0x00, 0x00, 0x00) 33 34 #endif /* _UAPI_LINUX_UUID_H_ */ 35