1 /* $OpenBSD: lrand48.c,v 1.3 2005/08/08 08:05:36 espie Exp $ */
2 /*
3 * Copyright (c) 1993 Martin Birgmeier
4 * All rights reserved.
5 *
6 * You may redistribute unmodified or modified versions of this source
7 * code provided that the above copyright notice and this and the
8 * following conditions are retained.
9 *
10 * This software is provided ``as is'', and comes with no warranties
11 * of any kind. I shall in no event be liable for anything that happens
12 * to anyone/anything when using this software.
13 */
14
15 #include "rand48.h"
16
17 extern unsigned short __rand48_seed[3];
18
19 long
lrand48(void)20 lrand48(void)
21 {
22 __dorand48(__rand48_seed);
23 return ((long) __rand48_seed[2] << 15) + ((long) __rand48_seed[1] >> 1);
24 }
25