/*
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* Random number generator
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* Copyright (c) 2010-2011, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#ifndef RANDOM_H
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#define RANDOM_H
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#ifdef CONFIG_NO_RANDOM_POOL
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#define random_init(e) do { } while (0)
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#define random_deinit() do { } while (0)
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#define random_add_randomness(b, l) do { } while (0)
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#define random_get_bytes(b, l) os_get_random((b), (l))
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#define random_pool_ready() 1
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#define random_mark_pool_ready() do { } while (0)
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#else /* CONFIG_NO_RANDOM_POOL */
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void random_init(const char *entropy_file);
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void random_deinit(void);
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void random_add_randomness(const void *buf, size_t len);
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int random_get_bytes(void *buf, size_t len);
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int random_pool_ready(void);
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void random_mark_pool_ready(void);
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#endif /* CONFIG_NO_RANDOM_POOL */
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#endif /* RANDOM_H */
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