1/*
2 * Copyright (c) 2009 Baptiste Coudurier <baptiste.coudurier@gmail.com>
3 *
4 * This file is part of Libav.
5 *
6 * Libav is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * Libav is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with Libav; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#ifndef AVUTIL_RANDOM_SEED_H
22#define AVUTIL_RANDOM_SEED_H
23
24#include <stdint.h>
25/**
26 * @addtogroup lavu_crypto
27 * @{
28 */
29
30/**
31 * Get random data.
32 *
33 * This function can be called repeatedly to generate more random bits
34 * as needed. It is generally quite slow, and usually used to seed a
35 * PRNG.  As it uses /dev/urandom and /dev/random, the quality of the
36 * returned random data depends on the platform.
37 */
38uint32_t av_get_random_seed(void);
39
40/**
41 * @}
42 */
43
44#endif /* AVUTIL_RANDOM_SEED_H */
45