| Dmitry Shmidt | 8d520ff | 2011-05-09 14:06:53 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Random number generator |
| 3 | * Copyright (c) 2010-2011, Jouni Malinen <j@w1.fi> |
| 4 | * |
| Dmitry Shmidt | c5ec7f5 | 2012-03-06 16:33:24 -0800 | [diff] [blame] | 5 | * This software may be distributed under the terms of the BSD license. |
| 6 | * See README for more details. |
| Dmitry Shmidt | 8d520ff | 2011-05-09 14:06:53 -0700 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef RANDOM_H |
| 10 | #define RANDOM_H |
| 11 | |
| 12 | #ifdef CONFIG_NO_RANDOM_POOL |
| Jouni Malinen | 75ecf52 | 2011-06-27 15:19:46 -0700 | [diff] [blame] | 13 | #define random_init(e) do { } while (0) |
| Dmitry Shmidt | 8d520ff | 2011-05-09 14:06:53 -0700 | [diff] [blame] | 14 | #define random_deinit() do { } while (0) |
| 15 | #define random_add_randomness(b, l) do { } while (0) |
| 16 | #define random_get_bytes(b, l) os_get_random((b), (l)) |
| 17 | #define random_pool_ready() 1 |
| 18 | #define random_mark_pool_ready() do { } while (0) |
| 19 | #else /* CONFIG_NO_RANDOM_POOL */ |
| Jouni Malinen | 75ecf52 | 2011-06-27 15:19:46 -0700 | [diff] [blame] | 20 | void random_init(const char *entropy_file); |
| Dmitry Shmidt | 8d520ff | 2011-05-09 14:06:53 -0700 | [diff] [blame] | 21 | void random_deinit(void); |
| 22 | void random_add_randomness(const void *buf, size_t len); |
| 23 | int random_get_bytes(void *buf, size_t len); |
| 24 | int random_pool_ready(void); |
| 25 | void random_mark_pool_ready(void); |
| 26 | #endif /* CONFIG_NO_RANDOM_POOL */ |
| 27 | |
| 28 | #endif /* RANDOM_H */ |