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[/] [or1k/] [trunk/] [linux/] [uClibc/] [libc/] [stdlib/] [seed48_r.c] - Rev 1765
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/* Copyright (C) 1995, 1997, 1998, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include <stdlib.h> #include <string.h> #include <limits.h> int seed48_r (unsigned short int seed16v[3], struct drand48_data *buffer) { /* Save old value at a private place to be used as return value. */ memcpy (buffer->__old_x, buffer->__x, sizeof (buffer->__x)); /* Install new state. */ buffer->__x[2] = seed16v[2]; buffer->__x[1] = seed16v[1]; buffer->__x[0] = seed16v[0]; buffer->__a = 0x5deece66dull; buffer->__c = 0xb; buffer->__init = 1; return 0; }