37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/*
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* Copyright (c) 2009 Baptiste Coudurier <baptiste.coudurier@gmail.com>
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVUTIL_RANDOM_SEED_H
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#define AVUTIL_RANDOM_SEED_H
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#include <stdint.h>
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/**
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* Get random data.
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*
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* This function can be called repeatedly to generate more random bits
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* as needed. It is generally quite slow, and usually used to seed a
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* PRNG. As it uses /dev/urandom and /dev/random, the quality of the
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* returned random data depends on the platform.
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*/
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uint32_t av_get_random_seed(void);
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#endif /* AVUTIL_RANDOM_SEED_H */
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