random.h revision 252726
11590Srgrimes/* 21590Srgrimes * Random number generator 31590Srgrimes * Copyright (c) 2010-2011, Jouni Malinen <j@w1.fi> 41590Srgrimes * 51590Srgrimes * This software may be distributed under the terms of the BSD license. 61590Srgrimes * See README for more details. 71590Srgrimes */ 81590Srgrimes 91590Srgrimes#ifndef RANDOM_H 101590Srgrimes#define RANDOM_H 111590Srgrimes 121590Srgrimes#ifdef CONFIG_NO_RANDOM_POOL 131590Srgrimes#define random_init(e) do { } while (0) 141590Srgrimes#define random_deinit() do { } while (0) 151590Srgrimes#define random_add_randomness(b, l) do { } while (0) 161590Srgrimes#define random_get_bytes(b, l) os_get_random((b), (l)) 171590Srgrimes#define random_pool_ready() 1 181590Srgrimes#define random_mark_pool_ready() do { } while (0) 191590Srgrimes#else /* CONFIG_NO_RANDOM_POOL */ 201590Srgrimesvoid random_init(const char *entropy_file); 211590Srgrimesvoid random_deinit(void); 221590Srgrimesvoid random_add_randomness(const void *buf, size_t len); 231590Srgrimesint random_get_bytes(void *buf, size_t len); 241590Srgrimesint random_pool_ready(void); 251590Srgrimesvoid random_mark_pool_ready(void); 261590Srgrimes#endif /* CONFIG_NO_RANDOM_POOL */ 271590Srgrimes 281590Srgrimes#endif /* RANDOM_H */ 291590Srgrimes