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688903eb | 1 | /* Copyright (C) 1995-2018 Free Software Foundation, Inc. |
7cc27f44 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. | |
60478656 | 4 | |
7cc27f44 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
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. | |
60478656 | 9 | |
7cc27f44 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
60478656 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
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16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
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18 | |
19 | #include <stdlib.h> | |
84724245 | 20 | #include <string.h> |
779ae82e | 21 | #include <limits.h> |
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22 | |
23 | int | |
a72ddc14 | 24 | __seed48_r (unsigned short int seed16v[3], struct drand48_data *buffer) |
60478656 | 25 | { |
60478656 | 26 | /* Save old value at a private place to be used as return value. */ |
d17c01f9 | 27 | memcpy (buffer->__old_x, buffer->__x, sizeof (buffer->__x)); |
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28 | |
29 | /* Install new state. */ | |
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30 | buffer->__x[2] = seed16v[2]; |
31 | buffer->__x[1] = seed16v[1]; | |
32 | buffer->__x[0] = seed16v[0]; | |
33 | buffer->__a = 0x5deece66dull; | |
34 | buffer->__c = 0xb; | |
35 | buffer->__init = 1; | |
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36 | |
37 | return 0; | |
38 | } | |
47f13fd4 | 39 | weak_alias (__seed48_r, seed48_r) |