uuid.h 1007 B

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  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 <[email protected]>
  8. */
  9. #ifndef _UAPI_LINUX_UUID_H_
  10. #define _UAPI_LINUX_UUID_H_
  11. #include <linux/types.h>
  12. typedef struct {
  13. __u8 b[16];
  14. } guid_t;
  15. #define GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
  16. ((guid_t) \
  17. {{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
  18. (b) & 0xff, ((b) >> 8) & 0xff, \
  19. (c) & 0xff, ((c) >> 8) & 0xff, \
  20. (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
  21. /* backwards compatibility, don't use in new code */
  22. typedef guid_t uuid_le;
  23. #define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
  24. GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7)
  25. #define NULL_UUID_LE \
  26. UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \
  27. 0x00, 0x00, 0x00, 0x00)
  28. #endif /* _UAPI_LINUX_UUID_H_ */