/usr/include/wolfssl/wolfcrypt/aes.h is in libwolfssl-dev 3.4.8+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 | /* aes.h
*
* Copyright (C) 2006-2015 wolfSSL Inc.
*
* This file is part of wolfSSL. (formerly known as CyaSSL)
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef WOLF_CRYPT_AES_H
#define WOLF_CRYPT_AES_H
#include <wolfssl/wolfcrypt/types.h>
#ifndef NO_AES
/* included for fips @wc_fips */
#ifdef HAVE_FIPS
#include <cyassl/ctaocrypt/aes.h>
#if defined(CYASSL_AES_COUNTER) && !defined(WOLFSSL_AES_COUNTER)
#define WOLFSSL_AES_COUNTER
#endif
#if !defined(WOLFSSL_AES_DIRECT) && defined(CYASSL_AES_DIRECT)
#define WOLFSSL_AES_DIRECT
#endif
#endif
#ifndef HAVE_FIPS /* to avoid redefinition of macros */
#ifdef HAVE_CAVIUM
#include <wolfssl/ctaocrypt/logging.h>
#include "cavium_common.h"
#endif
#ifdef WOLFSSL_AESNI
#include <wmmintrin.h>
#if !defined (ALIGN16)
#if defined (__GNUC__)
#define ALIGN16 __attribute__ ( (aligned (16)))
#elif defined(_MSC_VER)
/* disable align warning, we want alignment ! */
#pragma warning(disable: 4324)
#define ALIGN16 __declspec (align (16))
#else
#define ALIGN16
#endif
#endif
#endif /* WOLFSSL_AESNI */
#if !defined (ALIGN16)
#define ALIGN16
#endif
#endif /* HAVE_FIPS */
#ifdef __cplusplus
extern "C" {
#endif
#ifndef HAVE_FIPS /* to avoid redefinition of structures */
#define WOLFSSL_AES_CAVIUM_MAGIC 0xBEEF0002
enum {
AES_ENC_TYPE = 1, /* cipher unique type */
AES_ENCRYPTION = 0,
AES_DECRYPTION = 1,
AES_BLOCK_SIZE = 16
};
typedef struct Aes {
/* AESNI needs key first, rounds 2nd, not sure why yet */
ALIGN16 word32 key[60];
word32 rounds;
ALIGN16 word32 reg[AES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
ALIGN16 word32 tmp[AES_BLOCK_SIZE / sizeof(word32)]; /* same */
#ifdef HAVE_AESGCM
ALIGN16 byte H[AES_BLOCK_SIZE];
#ifdef GCM_TABLE
/* key-based fast multiplication table. */
ALIGN16 byte M0[256][AES_BLOCK_SIZE];
#endif /* GCM_TABLE */
#endif /* HAVE_AESGCM */
#ifdef WOLFSSL_AESNI
byte use_aesni;
#endif /* WOLFSSL_AESNI */
#ifdef HAVE_CAVIUM
AesType type; /* aes key type */
int devId; /* nitrox device id */
word32 magic; /* using cavium magic */
word64 contextHandle; /* nitrox context memory handle */
#endif
#ifdef WOLFSSL_AES_COUNTER
word32 left; /* unsued bytes left from last call */
#endif
#ifdef WOLFSSL_PIC32MZ_CRYPT
word32 key_ce[AES_BLOCK_SIZE*2/sizeof(word32)] ;
word32 iv_ce [AES_BLOCK_SIZE /sizeof(word32)] ;
int keylen ;
#endif
} Aes;
#ifdef HAVE_AESGCM
typedef struct Gmac {
Aes aes;
} Gmac;
#endif /* HAVE_AESGCM */
#endif /* HAVE_FIPS */
WOLFSSL_API int wc_AesSetKey(Aes* aes, const byte* key, word32 len, const byte* iv,
int dir);
WOLFSSL_API int wc_AesSetIV(Aes* aes, const byte* iv);
WOLFSSL_API int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz);
WOLFSSL_API int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz);
WOLFSSL_API int wc_AesCbcDecryptWithKey(byte* out, const byte* in, word32 inSz,
const byte* key, word32 keySz, const byte* iv);
/* AES-CTR */
#ifdef WOLFSSL_AES_COUNTER
WOLFSSL_API void wc_AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz);
#endif
/* AES-DIRECT */
#if defined(WOLFSSL_AES_DIRECT)
WOLFSSL_API void wc_AesEncryptDirect(Aes* aes, byte* out, const byte* in);
WOLFSSL_API void wc_AesDecryptDirect(Aes* aes, byte* out, const byte* in);
WOLFSSL_API int wc_AesSetKeyDirect(Aes* aes, const byte* key, word32 len,
const byte* iv, int dir);
#endif
#ifdef HAVE_AESGCM
WOLFSSL_API int wc_AesGcmSetKey(Aes* aes, const byte* key, word32 len);
WOLFSSL_API int wc_AesGcmEncrypt(Aes* aes, byte* out, const byte* in, word32 sz,
const byte* iv, word32 ivSz,
byte* authTag, word32 authTagSz,
const byte* authIn, word32 authInSz);
WOLFSSL_API int wc_AesGcmDecrypt(Aes* aes, byte* out, const byte* in, word32 sz,
const byte* iv, word32 ivSz,
const byte* authTag, word32 authTagSz,
const byte* authIn, word32 authInSz);
WOLFSSL_API int wc_GmacSetKey(Gmac* gmac, const byte* key, word32 len);
WOLFSSL_API int wc_GmacUpdate(Gmac* gmac, const byte* iv, word32 ivSz,
const byte* authIn, word32 authInSz,
byte* authTag, word32 authTagSz);
#endif /* HAVE_AESGCM */
#ifdef HAVE_AESCCM
WOLFSSL_API void wc_AesCcmSetKey(Aes* aes, const byte* key, word32 keySz);
WOLFSSL_API void wc_AesCcmEncrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
const byte* nonce, word32 nonceSz,
byte* authTag, word32 authTagSz,
const byte* authIn, word32 authInSz);
WOLFSSL_API int wc_AesCcmDecrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
const byte* nonce, word32 nonceSz,
const byte* authTag, word32 authTagSz,
const byte* authIn, word32 authInSz);
#endif /* HAVE_AESCCM */
#ifdef HAVE_CAVIUM
WOLFSSL_API int wc_AesInitCavium(Aes*, int);
WOLFSSL_API void wc_AesFreeCavium(Aes*);
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_AES */
#endif /* WOLF_CRYPT_AES_H */
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