mirror of
https://github.com/videolan/vlc.git
synced 2024-12-12 19:23:43 +08:00
f3096f3f5d
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
/*****************************************************************************
|
|
* vlc_rand.h: RNG
|
|
*****************************************************************************
|
|
* Copyright © 2007 Rémi Denis-Courmont
|
|
* $Id$
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
|
|
*****************************************************************************/
|
|
|
|
#ifndef VLC_RAND_H
|
|
# define VLC_RAND_H
|
|
|
|
/**
|
|
* \file
|
|
* This file defined random number generator function in vlc
|
|
*/
|
|
|
|
VLC_EXPORT( void, vlc_rand_bytes, (void *buf, size_t len) );
|
|
|
|
/* Interlocked (but not reproducible) functions for the POSIX PRNG */
|
|
VLC_EXPORT( double, vlc_drand48, (void) LIBVLC_USED );
|
|
VLC_EXPORT( long, vlc_lrand48, (void) LIBVLC_USED );
|
|
VLC_EXPORT( long, vlc_mrand48, (void) LIBVLC_USED );
|
|
|
|
#endif
|