Mbed TLS v2.28.5
include
mbedtls
aesni.h
Go to the documentation of this file.
1
9
/*
10
* Copyright The Mbed TLS Contributors
11
* SPDX-License-Identifier: Apache-2.0
12
*
13
* Licensed under the Apache License, Version 2.0 (the "License"); you may
14
* not use this file except in compliance with the License.
15
* You may obtain a copy of the License at
16
*
17
* http://www.apache.org/licenses/LICENSE-2.0
18
*
19
* Unless required by applicable law or agreed to in writing, software
20
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
21
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
22
* See the License for the specific language governing permissions and
23
* limitations under the License.
24
*/
25
#ifndef MBEDTLS_AESNI_H
26
#define MBEDTLS_AESNI_H
27
28
#if !defined(MBEDTLS_CONFIG_FILE)
29
#include "
mbedtls/config.h
"
30
#else
31
#include MBEDTLS_CONFIG_FILE
32
#endif
33
34
#include "
mbedtls/aes.h
"
35
36
#define MBEDTLS_AESNI_AES 0x02000000u
37
#define MBEDTLS_AESNI_CLMUL 0x00000002u
38
39
#if !defined(MBEDTLS_HAVE_X86_64) && \
40
(defined(__amd64__) || defined(__x86_64__) || \
41
defined(_M_X64) || defined(_M_AMD64)) && \
42
!defined(_M_ARM64EC)
43
#define MBEDTLS_HAVE_X86_64
44
#endif
45
46
#if !defined(MBEDTLS_HAVE_X86) && \
47
(defined(__i386__) || defined(_M_IX86))
48
#define MBEDTLS_HAVE_X86
49
#endif
50
51
#if defined(MBEDTLS_AESNI_C) && \
52
(defined(MBEDTLS_HAVE_X86_64) || defined(MBEDTLS_HAVE_X86))
53
54
/* Can we do AESNI with intrinsics?
55
* (Only implemented with certain compilers, only for certain targets.)
56
*
57
* NOTE: MBEDTLS_AESNI_HAVE_INTRINSICS and MBEDTLS_AESNI_HAVE_CODE are internal
58
* macros that may change in future releases.
59
*/
60
#undef MBEDTLS_AESNI_HAVE_INTRINSICS
61
#if defined(_MSC_VER)
62
/* Visual Studio supports AESNI intrinsics since VS 2008 SP1. We only support
63
* VS 2013 and up for other reasons anyway, so no need to check the version. */
64
#define MBEDTLS_AESNI_HAVE_INTRINSICS
65
#endif
66
/* GCC-like compilers: currently, we only support intrinsics if the requisite
67
* target flag is enabled when building the library (e.g. `gcc -mpclmul -msse2`
68
* or `clang -maes -mpclmul`). */
69
#if defined(__GNUC__) && defined(__AES__) && defined(__PCLMUL__)
70
#define MBEDTLS_AESNI_HAVE_INTRINSICS
71
#endif
72
73
/* Choose the implementation of AESNI, if one is available. */
74
#undef MBEDTLS_AESNI_HAVE_CODE
75
/* To minimize disruption when releasing the intrinsics-based implementation,
76
* favor the assembly-based implementation if it's available. We intend to
77
* revise this in a later release of Mbed TLS 3.x. In the long run, we will
78
* likely remove the assembly implementation. */
79
#if defined(MBEDTLS_HAVE_ASM) && \
80
defined(__GNUC__) && defined(MBEDTLS_HAVE_X86_64)
81
/* Can we do AESNI with inline assembly?
82
* (Only implemented with gas syntax, only for 64-bit.)
83
*/
84
#define MBEDTLS_AESNI_HAVE_CODE 1 // via assembly
85
#elif defined(MBEDTLS_AESNI_HAVE_INTRINSICS)
86
#define MBEDTLS_AESNI_HAVE_CODE 2 // via intrinsics
87
#endif
88
89
#if defined(MBEDTLS_AESNI_HAVE_CODE)
90
91
#ifdef __cplusplus
92
extern
"C"
{
93
#endif
94
106
int
mbedtls_aesni_has_support(
unsigned
int
what);
107
121
int
mbedtls_aesni_crypt_ecb(
mbedtls_aes_context
*ctx,
122
int
mode,
123
const
unsigned
char
input[16],
124
unsigned
char
output[16]);
125
139
void
mbedtls_aesni_gcm_mult(
unsigned
char
c[16],
140
const
unsigned
char
a[16],
141
const
unsigned
char
b[16]);
142
154
void
mbedtls_aesni_inverse_key(
unsigned
char
*invkey,
155
const
unsigned
char
*fwdkey,
156
int
nr);
157
170
int
mbedtls_aesni_setkey_enc(
unsigned
char
*rk,
171
const
unsigned
char
*key,
172
size_t
bits);
173
174
#ifdef __cplusplus
175
}
176
#endif
177
178
#endif
/* MBEDTLS_AESNI_HAVE_CODE */
179
#endif
/* MBEDTLS_AESNI_C && (MBEDTLS_HAVE_X86_64 || MBEDTLS_HAVE_X86) */
180
181
#endif
/* MBEDTLS_AESNI_H */
config.h
Configuration options (set of defines)
aes.h
This file contains AES definitions and functions.
mbedtls_aes_context
The AES context-type definition.
Definition:
aes.h:91
Generated on Tue Oct 10 2023 10:54:18 for Mbed TLS v2.28.5 by
1.8.14