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uuidP.h 2.0 KB

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  1. /* vi: set sw=4 ts=4: */
  2. /*
  3. * uuid.h -- private header file for uuids
  4. *
  5. * Copyright (C) 1996, 1997 Theodore Ts'o.
  6. *
  7. * %Begin-Header%
  8. * Redistribution and use in source and binary forms, with or without
  9. * modification, are permitted provided that the following conditions
  10. * are met:
  11. * 1. Redistributions of source code must retain the above copyright
  12. * notice, and the entire permission notice in its entirety,
  13. * including the disclaimer of warranties.
  14. * 2. Redistributions in binary form must reproduce the above copyright
  15. * notice, this list of conditions and the following disclaimer in the
  16. * documentation and/or other materials provided with the distribution.
  17. * 3. The name of the author may not be used to endorse or promote
  18. * products derived from this software without specific prior
  19. * written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
  22. * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  23. * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
  24. * WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  25. * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
  27. * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  28. * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  29. * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
  31. * USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH
  32. * DAMAGE.
  33. * %End-Header%
  34. */
  35. #include <inttypes.h>
  36. #include <sys/types.h>
  37. #include "uuid.h"
  38. /*
  39. * Offset between 15-Oct-1582 and 1-Jan-70
  40. */
  41. #define TIME_OFFSET_HIGH 0x01B21DD2
  42. #define TIME_OFFSET_LOW 0x13814000
  43. struct uuid {
  44. uint32_t time_low;
  45. uint16_t time_mid;
  46. uint16_t time_hi_and_version;
  47. uint16_t clock_seq;
  48. uint8_t node[6];
  49. };
  50. /*
  51. * prototypes
  52. */
  53. void uuid_pack(const struct uuid *uu, uuid_t ptr);
  54. void uuid_unpack(const uuid_t in, struct uuid *uu);