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/*
* This file is part of the SPL: Solaris Porting Layer.
*
* Copyright (c) 2008 Lawrence Livermore National Security, LLC.
* Produced at Lawrence Livermore National Laboratory
* Written by:
* Brian Behlendorf <behlendorf1@llnl.gov>,
* Herb Wartens <wartens2@llnl.gov>,
* Jim Garlick <garlick@llnl.gov>
* UCRL-CODE-235197
*
* This 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 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 _SPL_RANDOM_H
#define _SPL_RANDOM_H
#ifdef __cplusplus
extern "C" {
#endif
#include <linux/module.h>
#include <linux/random.h>
/* FIXME:
* Should add support for blocking in the future to
* ensure that proper entopy is collected. ZFS doesn't
* use it at the moment so this is good enough for now.
* Always will succeed by returning 0.
*/
static __inline__ int
random_get_bytes(uint8_t *ptr, size_t len)
{
ASSERT(len >= 0);
get_random_bytes((void *)ptr,(int)len);
return 0;
}
/* Always will succeed by returning 0. */
static __inline__ int
random_get_pseudo_bytes(uint8_t *ptr, size_t len)
{
ASSERT(len >= 0);
get_random_bytes((void *)ptr,(int)len);
return 0;
}
#ifdef __cplusplus
}
#endif
#endif /* _SPL_RANDOM_H */
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