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39 lines
703 B
C
39 lines
703 B
C
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/**
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* Copyright (C) 2020 ML!PA Consulting GmbH
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup sys_random
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* @{
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* @file
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*
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* @brief Use the HWRNG as source of randomness
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*
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* @author Benjamin Valentin <benjamin.valentin@ml-pa.com>
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* @}
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*/
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#include "kernel_defines.h"
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#include "periph/hwrng.h"
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#include "random.h"
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uint32_t random_uint32(void)
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{
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uint32_t rnd;
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hwrng_read(&rnd, sizeof(rnd));
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return rnd;
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}
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void random_init(uint32_t val)
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{
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(void) val;
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if (!IS_ACTIVE(MODULE_PERIPH_INIT_HWRNG)) {
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hwrng_init();
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}
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}
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