esp-idf/components/wpa_supplicant/include/crypto/random.h

35 wiersze
1.0 KiB
C

/*
* Random number generator
* Copyright (c) 2010-2011, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* See README and COPYING for more details.
*/
#ifndef RANDOM_H
#define RANDOM_H
#define CONFIG_NO_RANDOM_POOL
#ifdef CONFIG_NO_RANDOM_POOL
#define random_init(e) do { } while (0)
#define random_deinit() do { } while (0)
#define random_add_randomness(b, l) do { } while (0)
#define random_get_bytes(b, l) os_get_random((b), (l))
#define random_pool_ready() 1
#define random_mark_pool_ready() do { } while (0)
#else /* CONFIG_NO_RANDOM_POOL */
void random_init(const char *entropy_file);
void random_deinit(void);
void random_add_randomness(const void *buf, size_t len);
int random_get_bytes(void *buf, size_t len);
#endif /* CONFIG_NO_RANDOM_POOL */
#endif /* RANDOM_H */