1252190Srpaulo/* 2252190Srpaulo * Random number generator 3252190Srpaulo * Copyright (c) 2010-2011, Jouni Malinen <j@w1.fi> 4252190Srpaulo * 5252190Srpaulo * This software may be distributed under the terms of the BSD license. 6252190Srpaulo * See README for more details. 7252190Srpaulo */ 8252190Srpaulo 9252190Srpaulo#ifndef RANDOM_H 10252190Srpaulo#define RANDOM_H 11252190Srpaulo 12252190Srpaulo#ifdef CONFIG_NO_RANDOM_POOL 13252190Srpaulo#define random_init(e) do { } while (0) 14252190Srpaulo#define random_deinit() do { } while (0) 15252190Srpaulo#define random_add_randomness(b, l) do { } while (0) 16252190Srpaulo#define random_get_bytes(b, l) os_get_random((b), (l)) 17252190Srpaulo#define random_pool_ready() 1 18252190Srpaulo#define random_mark_pool_ready() do { } while (0) 19252190Srpaulo#else /* CONFIG_NO_RANDOM_POOL */ 20252190Srpaulovoid random_init(const char *entropy_file); 21252190Srpaulovoid random_deinit(void); 22252190Srpaulovoid random_add_randomness(const void *buf, size_t len); 23252190Srpauloint random_get_bytes(void *buf, size_t len); 24252190Srpauloint random_pool_ready(void); 25252190Srpaulovoid random_mark_pool_ready(void); 26252190Srpaulo#endif /* CONFIG_NO_RANDOM_POOL */ 27252190Srpaulo 28252190Srpaulo#endif /* RANDOM_H */ 29