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These functions are just convenience so we don't need to seed the PRNG all the time, nor to use vlc_rand_bytes() for non-security-critical randomness.
38 lines
1.4 KiB
C
38 lines
1.4 KiB
C
/*****************************************************************************
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* vlc_rand.h: RNG
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*****************************************************************************
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* Copyright © 2007 Rémi Denis-Courmont
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* $Id$
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; 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 VLC_RAND_H
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# define VLC_RAND_H
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/**
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* \file
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* This file defined random number generator function in vlc
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*/
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VLC_EXPORT( void, vlc_rand_bytes, (void *buf, size_t len) );
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/* Interlocked (but not reproducible) functions for the POSIX PRNG */
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VLC_EXPORT( double, vlc_drand48, (void) LIBVLC_USED );
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VLC_EXPORT( long, vlc_lrand48, (void) LIBVLC_USED );
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VLC_EXPORT( long, vlc_mrand48, (void) LIBVLC_USED );
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#endif
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