Back to index

glibc  2.9
lcong48_r.c
Go to the documentation of this file.
00001 /* Copyright (C) 1995, 1997, 1998, 2001 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <stdint.h>
00021 #include <stdlib.h>
00022 #include <string.h>
00023 #include <limits.h>
00024 
00025 int
00026 __lcong48_r (param, buffer)
00027      unsigned short int param[7];
00028      struct drand48_data *buffer;
00029 {
00030   /* Store the given values.  */
00031   memcpy (buffer->__x, &param[0], sizeof (buffer->__x));
00032   buffer->__a = ((uint64_t) param[5] << 32 | (uint32_t) param[4] << 16
00033                | param[3]);
00034   buffer->__c = param[6];
00035   buffer->__init = 1;
00036 
00037   return 0;
00038 }
00039 weak_alias (__lcong48_r, lcong48_r)