nettle  3.7.3
About: Nettle is a low-level cryptographic library.
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memops.h
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1 /* memops.h
2 
3  Copyright (C) 2016 Niels Möller
4 
5  This file is part of GNU Nettle.
6 
7  GNU Nettle is free software: you can redistribute it and/or
8  modify it under the terms of either:
9 
10  * the GNU Lesser General Public License as published by the Free
11  Software Foundation; either version 3 of the License, or (at your
12  option) any later version.
13 
14  or
15 
16  * the GNU General Public License as published by the Free
17  Software Foundation; either version 2 of the License, or (at your
18  option) any later version.
19 
20  or both in parallel, as here.
21 
22  GNU Nettle is distributed in the hope that it will be useful,
23  but WITHOUT ANY WARRANTY; without even the implied warranty of
24  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
25  General Public License for more details.
26 
27  You should have received copies of the GNU General Public License and
28  the GNU Lesser General Public License along with this program. If
29  not, see http://www.gnu.org/licenses/.
30 */
31 
32 #ifndef NETTLE_MEMOPS_H_INCLUDED
33 #define NETTLE_MEMOPS_H_INCLUDED
34 
35 #include "memxor.h"
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 
41 /* Name mangling */
42 #define cnd_memcpy nettle_cnd_memcpy
43 #define memeql_sec nettle_memeql_sec
44 
45 int
46 memeql_sec (const void *a, const void *b, size_t n);
47 
48 /* Side-channel silent conditional memcpy. cnd must be 0 (nop) or 1
49  (copy). */
50 void
51 cnd_memcpy(int cnd, volatile void *dst, const volatile void *src, size_t n);
52 
53 #ifdef __cplusplus
54 }
55 #endif
56 
57 #endif /* NETTLE_MEMOPS_H_INCLUDED */
#define memeql_sec
Definition: memops.h:43
#define cnd_memcpy
Definition: memops.h:42