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715f6251 | 1 | /* |
2 | * This file is part of the SPL: Solaris Porting Layer. | |
3 | * | |
4 | * Copyright (c) 2008 Lawrence Livermore National Security, LLC. | |
5 | * Produced at Lawrence Livermore National Laboratory | |
6 | * Written by: | |
7 | * Brian Behlendorf <behlendorf1@llnl.gov>, | |
8 | * Herb Wartens <wartens2@llnl.gov>, | |
9 | * Jim Garlick <garlick@llnl.gov> | |
10 | * UCRL-CODE-235197 | |
11 | * | |
12 | * This is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License as published by | |
14 | * the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * This is distributed in the hope that it will be useful, but WITHOUT | |
18 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
19 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
20 | * for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License along | |
23 | * with this program; if not, write to the Free Software Foundation, Inc., | |
24 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
25 | */ | |
26 | ||
09b414e8 | 27 | #ifndef _SPL_RANDOM_H |
28 | #define _SPL_RANDOM_H | |
f1ca4da6 | 29 | |
30 | #ifdef __cplusplus | |
31 | extern "C" { | |
32 | #endif | |
33 | ||
f1b59d26 | 34 | #include <linux/module.h> |
f1ca4da6 | 35 | #include <linux/random.h> |
36 | ||
37 | /* FIXME: | |
38 | * Should add support for blocking in the future to | |
39 | * ensure that proper entopy is collected. ZFS doesn't | |
40 | * use it at the moment so this is good enough for now. | |
41 | * Always will succeed by returning 0. | |
42 | */ | |
43 | static __inline__ int | |
44 | random_get_bytes(uint8_t *ptr, size_t len) | |
45 | { | |
f1ca4da6 | 46 | get_random_bytes((void *)ptr,(int)len); |
47 | return 0; | |
48 | } | |
49 | ||
50 | /* Always will succeed by returning 0. */ | |
51 | static __inline__ int | |
52 | random_get_pseudo_bytes(uint8_t *ptr, size_t len) | |
53 | { | |
f1ca4da6 | 54 | get_random_bytes((void *)ptr,(int)len); |
55 | return 0; | |
56 | } | |
57 | ||
58 | #ifdef __cplusplus | |
59 | } | |
60 | #endif | |
61 | ||
09b414e8 | 62 | #endif /* _SPL_RANDOM_H */ |