gen/FreeBSD/seed48.c

   1 /*
   2  * Copyright (c) 1993 Martin Birgmeier
   3  * All rights reserved.
   4  *
   5  * You may redistribute unmodified or modified versions of this source
   6  * code provided that the above copyright notice and this and the
   7  * following conditions are retained.
   8  *
   9  * This software is provided ``as is'', and comes with no warranties
  10  * of any kind. I shall in no event be liable for anything that happens
  11  * to anyone/anything when using this software.
  12  */
  13
  14 #include <sys/cdefs.h>
  15 __FBSDID("$FreeBSD: src/lib/libc/gen/seed48.c,v 1.2 2002/03/22 21:52:05 obrien Exp $");
  16
  17 #include "rand48.h"
  18
  19 unsigned short *
  20 seed48(unsigned short xseed[3])
  21 {
  22         static unsigned short sseed[3];
  23
  24         STORERAND48(_rand48_seed, sseed);
  25         LOADRAND48(_rand48_seed, xseed);
  26         _rand48_mult = RAND48_MULT;
  27         _rand48_add = RAND48_ADD;
  28         return sseed;
  29 }