xref: /haiku/src/system/libroot/posix/glibc/stdlib/lcong48_r.c (revision 5af32e752606778be5dd7379f319fe43cb3f6b8c)
1 /* Copyright (C) 1995, 1997, 1998, 2001 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, write to the Free
17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18    02111-1307 USA.  */
19 
20 #include <stdint.h>
21 #include <stdlib.h>
22 #include <string.h>
23 #include <limits.h>
24 
25 int
__lcong48_r(param,buffer)26 __lcong48_r (param, buffer)
27      unsigned short int param[7];
28      struct drand48_data *buffer;
29 {
30   /* Store the given values.  */
31   memcpy (buffer->__x, &param[0], sizeof (buffer->__x));
32   buffer->__a = ((uint64_t) param[5] << 32 | (uint32_t) param[4] << 16
33 		 | param[3]);
34   buffer->__c = param[6];
35   buffer->__init = 1;
36 
37   return 0;
38 }
39 weak_alias (__lcong48_r, lcong48_r)
40