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author | Fox Caminiti <fox@foxcam.net> | 2022-12-16 20:16:43 -0500 |
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committer | Fox Caminiti <fox@foxcam.net> | 2022-12-16 20:16:43 -0500 |
commit | bedd6906eabdd513042d6a178d4dc56a3a41d1d3 (patch) | |
tree | 2bcbd3e46ae61e583707a2ccc5b3f5cfeacb61a8 /dependencies/include/libavutil/random_seed.h | |
parent | cdb9e1f7240cb0716b7d99df5e1fd7c3fc3407a8 (diff) |
v3, file/build organization
Diffstat (limited to 'dependencies/include/libavutil/random_seed.h')
-rw-r--r-- | dependencies/include/libavutil/random_seed.h | 43 |
1 files changed, 43 insertions, 0 deletions
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 <baptiste.coudurier@gmail.com> + * + * 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 <stdint.h> +/** + * @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 */ |