From bedd6906eabdd513042d6a178d4dc56a3a41d1d3 Mon Sep 17 00:00:00 2001 From: Fox Caminiti Date: Fri, 16 Dec 2022 20:16:43 -0500 Subject: v3, file/build organization --- dependencies/include/libavutil/random_seed.h | 43 ++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 dependencies/include/libavutil/random_seed.h (limited to 'dependencies/include/libavutil/random_seed.h') diff --git a/dependencies/include/libavutil/random_seed.h b/dependencies/include/libavutil/random_seed.h new file mode 100644 index 0000000..0462a04 --- /dev/null +++ b/dependencies/include/libavutil/random_seed.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2009 Baptiste Coudurier + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVUTIL_RANDOM_SEED_H +#define AVUTIL_RANDOM_SEED_H + +#include +/** + * @addtogroup lavu_crypto + * @{ + */ + +/** + * Get a seed to use in conjunction with random functions. + * This function tries to provide a good seed at a best effort bases. + * Its possible to call this function multiple times if more bits are needed. + * It can be quite slow, which is why it should only be used as seed for a faster + * PRNG. The quality of the seed depends on the platform. + */ +uint32_t av_get_random_seed(void); + +/** + * @} + */ + +#endif /* AVUTIL_RANDOM_SEED_H */ -- cgit v1.2.3