Mercurial > projects > pwm

comparison rand-arc4random.c @ 12:8768fbd09bc5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add generatepassword command to generate random passwords Refactor and generalize handling of named arguments.
author Guido Berhoerster <guido+pwm@berhoerster.name>
date Thu, 03 Aug 2017 10:22:07 +0200
parents
children
comparison
equal deleted inserted replaced
11:85bce13237cf 12:8768fbd09bc5
1 /*
2 * Copyright (C) 2017 Guido Berhoerster <guido+pwm@berhoerster.name>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sublicense, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included
13 * in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24 #include <stdlib.h>
25
26 #include "rand.h"
27
28 void
29 rand_buf(void *buf, size_t buf_size)
30 {
31 arc4random_buf(buf, buf_size);
32 }
33
34 uint32_t
35 rand_random(void)
36 {
37 return (arc4random());
38 }
39
40 uint32_t
41 rand_uniform(uint32_t upper_bound)
42 {
43 return (arc4random_uniform(upper_bound));
44 }