| yarrow.h (71037) | yarrow.h (72364) |
|---|---|
| 1/*- 2 * Copyright (c) 2000 Mark R V Murray 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 2000 Mark R V Murray 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/sys/dev/random/yarrow.h 71037 2001-01-14 17:50:15Z markm $ | 26 * $FreeBSD: head/sys/dev/random/yarrow.h 72364 2001-02-11 16:21:35Z markm $ |
| 27 */ 28 29/* #define ENTROPYSOURCE nn entropy sources (actually classes) 30 * This is properly defined in 31 * an enum in sys/random.h 32 */ 33 | 27 */ 28 29/* #define ENTROPYSOURCE nn entropy sources (actually classes) 30 * This is properly defined in 31 * an enum in sys/random.h 32 */ 33 |
| 34/* The ring size _MUST_ be a power of 2 */ |
|
| 34#define HARVEST_RING_SIZE 1024 /* harvest ring buffer size */ | 35#define HARVEST_RING_SIZE 1024 /* harvest ring buffer size */ |
| 36#define HARVEST_RING_MASK (HARVEST_RING_SIZE - 1) 37 |
|
| 35#define TIMEBIN 16 /* max value for Pt/t */ 36 37#define HARVESTSIZE 16 /* max size of each harvested entropy unit */ 38 39#define FAST 0 40#define SLOW 1 41 42int random_init(void); --- 24 unchanged lines hidden (view full) --- 67 (given as 1024/n) */ 68 } source[ENTROPYSOURCE]; 69 u_int thresh; /* pool reseed threshhold */ 70 struct yarrowhash hash; /* accumulated entropy */ 71 } pool[2]; /* pool[0] is fast, pool[1] is slow */ 72 int which; /* toggle - shows the current insertion pool */ 73 int seeded; /* 0 causes blocking 1 allows normal output */ 74 struct selinfo rsel; /* For poll(2) */ | 38#define TIMEBIN 16 /* max value for Pt/t */ 39 40#define HARVESTSIZE 16 /* max size of each harvested entropy unit */ 41 42#define FAST 0 43#define SLOW 1 44 45int random_init(void); --- 24 unchanged lines hidden (view full) --- 70 (given as 1024/n) */ 71 } source[ENTROPYSOURCE]; 72 u_int thresh; /* pool reseed threshhold */ 73 struct yarrowhash hash; /* accumulated entropy */ 74 } pool[2]; /* pool[0] is fast, pool[1] is slow */ 75 int which; /* toggle - shows the current insertion pool */ 76 int seeded; /* 0 causes blocking 1 allows normal output */ 77 struct selinfo rsel; /* For poll(2) */ |
| 78 u_char raw[HARVESTSIZE];/* Raw buffer for checking */ |
|
| 75}; 76 77extern struct random_state random_state; | 79}; 80 81extern struct random_state random_state; |