1 | /* Copyright (C) 1995-2019 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, see |
17 | <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <stdlib.h> |
20 | #include <limits.h> |
21 | |
22 | int |
23 | __srand48_r (long int seedval, struct drand48_data *buffer) |
24 | { |
25 | /* The standards say we only have 32 bits. */ |
26 | if (sizeof (long int) > 4) |
27 | seedval &= 0xffffffffl; |
28 | |
29 | buffer->__x[2] = seedval >> 16; |
30 | buffer->__x[1] = seedval & 0xffffl; |
31 | buffer->__x[0] = 0x330e; |
32 | |
33 | buffer->__a = 0x5deece66dull; |
34 | buffer->__c = 0xb; |
35 | buffer->__init = 1; |
36 | |
37 | return 0; |
38 | } |
39 | weak_alias (__srand48_r, srand48_r) |
40 | |