zero_entropy.h

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/*
 * Copyright (C) 2020 HAW Hamburg
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <inttypes.h>
#include <stddef.h>


#if !defined(CONFIG_KCONFIG_USEMODULE_ENTROPY_SOURCE_ZERO_ENTROPY) || defined(DOXYGEN)
#ifndef CONFIG_ENTROPY_SOURCE_ZERO_ENTROPY_HMIN
#define CONFIG_ENTROPY_SOURCE_ZERO_HMIN         (58982)
#endif

#ifndef CONFIG_ENTROPY_SOURCE_ZERO_HEALTH_TEST
#define CONFIG_ENTROPY_SOURCE_ZERO_HEALTH_TEST  1
#endif

#ifndef CONFIG_ENTROPY_SOURCE_ZERO_COND
#define CONFIG_ENTROPY_SOURCE_ZERO_COND         0
#endif
#endif /* !CONFIG_KCONFIG_USEMODULE_ENTROPY_SOURCE_ZERO_ENTROPY || DOXYGEN */

int entropy_source_zero_init(void);

int entropy_source_zero_get(uint8_t *buf, size_t len);
 
#ifdef __cplusplus
}
#endif