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/*
* Random number generator
* Copyright (c) 2010-2011, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef RANDOM_H
#define RANDOM_H
#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);
int random_pool_ready(void);
void random_mark_pool_ready(void);
#endif /* CONFIG_NO_RANDOM_POOL */
#endif /* RANDOM_H */