1 /* $NetBSD: jrand48.c,v 1.9 2013/10/22 08:08:51 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1993 Martin Birgmeier 5 * All rights reserved. 6 * 7 * You may redistribute unmodified or modified versions of this source 8 * code provided that the above copyright notice and this and the 9 * following conditions are retained. 10 * 11 * This software is provided ``as is'', and comes with no warranties 12 * of any kind. I shall in no event be liable for anything that happens 13 * to anyone/anything when using this software. 14 */ 15 16 #include <sys/cdefs.h> 17 #if defined(LIBC_SCCS) && !defined(lint) 18 __RCSID("$NetBSD: jrand48.c,v 1.9 2013/10/22 08:08:51 matt Exp $"); 19 #endif /* LIBC_SCCS and not lint */ 20 21 #include "namespace.h" 22 23 #include <assert.h> 24 25 #include "rand48.h" 26 27 #ifdef __weak_alias __weak_alias(jrand48,_jrand48)28__weak_alias(jrand48,_jrand48) 29 #endif 30 31 long 32 jrand48(unsigned short xseed[3]) 33 { 34 35 _DIAGASSERT(xseed != NULL); 36 37 __dorand48(xseed); 38 return (int16_t)xseed[2] * 65536 + xseed[1]; 39 } 40