lcong48_r.c 1.3 KB

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  1. /* Copyright (C) 1995-2019 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <http://www.gnu.org/licenses/>. */
  15. #include <stdint.h>
  16. #include <stdlib.h>
  17. #include <string.h>
  18. #include <limits.h>
  19. int
  20. __lcong48_r (unsigned short int param[7], struct drand48_data *buffer)
  21. {
  22. /* Store the given values. */
  23. memcpy (buffer->__x, &param[0], sizeof (buffer->__x));
  24. buffer->__a = ((uint64_t) param[5] << 32 | (uint32_t) param[4] << 16
  25. | param[3]);
  26. buffer->__c = param[6];
  27. buffer->__init = 1;
  28. return 0;
  29. }
  30. weak_alias (__lcong48_r, lcong48_r)