wolf SSL / wolfSSL

wolfSSL SSL/TLS library, support up to TLS1.3

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wolfssl/wolfcrypt/aes.h@0:d92f9d21154c, 2015-06-26 (annotated)

Committer:
wolfSSL
Date:
Fri Jun 26 00:39:20 2015 +0000
Revision:
0:d92f9d21154c
wolfSSL 3.6.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 0:d92f9d21154c 1 /* aes.h
wolfSSL 0:d92f9d21154c 2 *
wolfSSL 0:d92f9d21154c 3 * Copyright (C) 2006-2015 wolfSSL Inc.
wolfSSL 0:d92f9d21154c 4 *
wolfSSL 0:d92f9d21154c 5 * This file is part of wolfSSL. (formerly known as CyaSSL)
wolfSSL 0:d92f9d21154c 6 *
wolfSSL 0:d92f9d21154c 7 * wolfSSL is free software; you can redistribute it and/or modify
wolfSSL 0:d92f9d21154c 8 * it under the terms of the GNU General Public License as published by
wolfSSL 0:d92f9d21154c 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 0:d92f9d21154c 10 * (at your option) any later version.
wolfSSL 0:d92f9d21154c 11 *
wolfSSL 0:d92f9d21154c 12 * wolfSSL is distributed in the hope that it will be useful,
wolfSSL 0:d92f9d21154c 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 0:d92f9d21154c 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 0:d92f9d21154c 15 * GNU General Public License for more details.
wolfSSL 0:d92f9d21154c 16 *
wolfSSL 0:d92f9d21154c 17 * You should have received a copy of the GNU General Public License
wolfSSL 0:d92f9d21154c 18 * along with this program; if not, write to the Free Software
wolfSSL 0:d92f9d21154c 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
wolfSSL 0:d92f9d21154c 20 */
wolfSSL 0:d92f9d21154c 21
wolfSSL 0:d92f9d21154c 22 #ifndef WOLF_CRYPT_AES_H
wolfSSL 0:d92f9d21154c 23 #define WOLF_CRYPT_AES_H
wolfSSL 0:d92f9d21154c 24
wolfSSL 0:d92f9d21154c 25 #include <wolfssl/wolfcrypt/types.h>
wolfSSL 0:d92f9d21154c 26
wolfSSL 0:d92f9d21154c 27 #ifndef NO_AES
wolfSSL 0:d92f9d21154c 28
wolfSSL 0:d92f9d21154c 29 /* included for fips @wc_fips */
wolfSSL 0:d92f9d21154c 30 #ifdef HAVE_FIPS
wolfSSL 0:d92f9d21154c 31 #include <cyassl/ctaocrypt/aes.h>
wolfSSL 0:d92f9d21154c 32 #if defined(CYASSL_AES_COUNTER) && !defined(WOLFSSL_AES_COUNTER)
wolfSSL 0:d92f9d21154c 33 #define WOLFSSL_AES_COUNTER
wolfSSL 0:d92f9d21154c 34 #endif
wolfSSL 0:d92f9d21154c 35 #if !defined(WOLFSSL_AES_DIRECT) && defined(CYASSL_AES_DIRECT)
wolfSSL 0:d92f9d21154c 36 #define WOLFSSL_AES_DIRECT
wolfSSL 0:d92f9d21154c 37 #endif
wolfSSL 0:d92f9d21154c 38 #endif
wolfSSL 0:d92f9d21154c 39
wolfSSL 0:d92f9d21154c 40 #ifndef HAVE_FIPS /* to avoid redefinition of macros */
wolfSSL 0:d92f9d21154c 41 #ifdef HAVE_CAVIUM
wolfSSL 0:d92f9d21154c 42 #include <wolfssl/ctaocrypt/logging.h>
wolfSSL 0:d92f9d21154c 43 #include "cavium_common.h"
wolfSSL 0:d92f9d21154c 44 #endif
wolfSSL 0:d92f9d21154c 45
wolfSSL 0:d92f9d21154c 46 #ifdef WOLFSSL_AESNI
wolfSSL 0:d92f9d21154c 47
wolfSSL 0:d92f9d21154c 48 #include <wmmintrin.h>
wolfSSL 0:d92f9d21154c 49
wolfSSL 0:d92f9d21154c 50 #if !defined (ALIGN16)
wolfSSL 0:d92f9d21154c 51 #if defined (__GNUC__)
wolfSSL 0:d92f9d21154c 52 #define ALIGN16 __attribute__ ( (aligned (16)))
wolfSSL 0:d92f9d21154c 53 #elif defined(_MSC_VER)
wolfSSL 0:d92f9d21154c 54 /* disable align warning, we want alignment ! */
wolfSSL 0:d92f9d21154c 55 #pragma warning(disable: 4324)
wolfSSL 0:d92f9d21154c 56 #define ALIGN16 __declspec (align (16))
wolfSSL 0:d92f9d21154c 57 #else
wolfSSL 0:d92f9d21154c 58 #define ALIGN16
wolfSSL 0:d92f9d21154c 59 #endif
wolfSSL 0:d92f9d21154c 60 #endif
wolfSSL 0:d92f9d21154c 61
wolfSSL 0:d92f9d21154c 62 #endif /* WOLFSSL_AESNI */
wolfSSL 0:d92f9d21154c 63
wolfSSL 0:d92f9d21154c 64 #if !defined (ALIGN16)
wolfSSL 0:d92f9d21154c 65 #define ALIGN16
wolfSSL 0:d92f9d21154c 66 #endif
wolfSSL 0:d92f9d21154c 67 #endif /* HAVE_FIPS */
wolfSSL 0:d92f9d21154c 68
wolfSSL 0:d92f9d21154c 69 #ifdef __cplusplus
wolfSSL 0:d92f9d21154c 70 extern "C" {
wolfSSL 0:d92f9d21154c 71 #endif
wolfSSL 0:d92f9d21154c 72
wolfSSL 0:d92f9d21154c 73 #ifndef HAVE_FIPS /* to avoid redefinition of structures */
wolfSSL 0:d92f9d21154c 74 #define WOLFSSL_AES_CAVIUM_MAGIC 0xBEEF0002
wolfSSL 0:d92f9d21154c 75
wolfSSL 0:d92f9d21154c 76 enum {
wolfSSL 0:d92f9d21154c 77 AES_ENC_TYPE = 1, /* cipher unique type */
wolfSSL 0:d92f9d21154c 78 AES_ENCRYPTION = 0,
wolfSSL 0:d92f9d21154c 79 AES_DECRYPTION = 1,
wolfSSL 0:d92f9d21154c 80 AES_BLOCK_SIZE = 16
wolfSSL 0:d92f9d21154c 81 };
wolfSSL 0:d92f9d21154c 82
wolfSSL 0:d92f9d21154c 83
wolfSSL 0:d92f9d21154c 84 typedef struct Aes {
wolfSSL 0:d92f9d21154c 85 /* AESNI needs key first, rounds 2nd, not sure why yet */
wolfSSL 0:d92f9d21154c 86 ALIGN16 word32 key[60];
wolfSSL 0:d92f9d21154c 87 word32 rounds;
wolfSSL 0:d92f9d21154c 88
wolfSSL 0:d92f9d21154c 89 ALIGN16 word32 reg[AES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
wolfSSL 0:d92f9d21154c 90 ALIGN16 word32 tmp[AES_BLOCK_SIZE / sizeof(word32)]; /* same */
wolfSSL 0:d92f9d21154c 91
wolfSSL 0:d92f9d21154c 92 #ifdef HAVE_AESGCM
wolfSSL 0:d92f9d21154c 93 ALIGN16 byte H[AES_BLOCK_SIZE];
wolfSSL 0:d92f9d21154c 94 #ifdef GCM_TABLE
wolfSSL 0:d92f9d21154c 95 /* key-based fast multiplication table. */
wolfSSL 0:d92f9d21154c 96 ALIGN16 byte M0[256][AES_BLOCK_SIZE];
wolfSSL 0:d92f9d21154c 97 #endif /* GCM_TABLE */
wolfSSL 0:d92f9d21154c 98 #endif /* HAVE_AESGCM */
wolfSSL 0:d92f9d21154c 99 #ifdef WOLFSSL_AESNI
wolfSSL 0:d92f9d21154c 100 byte use_aesni;
wolfSSL 0:d92f9d21154c 101 #endif /* WOLFSSL_AESNI */
wolfSSL 0:d92f9d21154c 102 #ifdef HAVE_CAVIUM
wolfSSL 0:d92f9d21154c 103 AesType type; /* aes key type */
wolfSSL 0:d92f9d21154c 104 int devId; /* nitrox device id */
wolfSSL 0:d92f9d21154c 105 word32 magic; /* using cavium magic */
wolfSSL 0:d92f9d21154c 106 word64 contextHandle; /* nitrox context memory handle */
wolfSSL 0:d92f9d21154c 107 #endif
wolfSSL 0:d92f9d21154c 108 #ifdef WOLFSSL_AES_COUNTER
wolfSSL 0:d92f9d21154c 109 word32 left; /* unsued bytes left from last call */
wolfSSL 0:d92f9d21154c 110 #endif
wolfSSL 0:d92f9d21154c 111 #ifdef WOLFSSL_PIC32MZ_CRYPT
wolfSSL 0:d92f9d21154c 112 word32 key_ce[AES_BLOCK_SIZE*2/sizeof(word32)] ;
wolfSSL 0:d92f9d21154c 113 word32 iv_ce [AES_BLOCK_SIZE /sizeof(word32)] ;
wolfSSL 0:d92f9d21154c 114 int keylen ;
wolfSSL 0:d92f9d21154c 115 #endif
wolfSSL 0:d92f9d21154c 116 #ifdef WOLFSSL_TI_CRYPT
wolfSSL 0:d92f9d21154c 117 int keylen ;
wolfSSL 0:d92f9d21154c 118 #endif
wolfSSL 0:d92f9d21154c 119 } Aes;
wolfSSL 0:d92f9d21154c 120
wolfSSL 0:d92f9d21154c 121
wolfSSL 0:d92f9d21154c 122 #ifdef HAVE_AESGCM
wolfSSL 0:d92f9d21154c 123 typedef struct Gmac {
wolfSSL 0:d92f9d21154c 124 Aes aes;
wolfSSL 0:d92f9d21154c 125 } Gmac;
wolfSSL 0:d92f9d21154c 126 #endif /* HAVE_AESGCM */
wolfSSL 0:d92f9d21154c 127 #endif /* HAVE_FIPS */
wolfSSL 0:d92f9d21154c 128
wolfSSL 0:d92f9d21154c 129 WOLFSSL_API int wc_AesSetKey(Aes* aes, const byte* key, word32 len, const byte* iv,
wolfSSL 0:d92f9d21154c 130 int dir);
wolfSSL 0:d92f9d21154c 131 WOLFSSL_API int wc_AesSetIV(Aes* aes, const byte* iv);
wolfSSL 0:d92f9d21154c 132 WOLFSSL_API int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz);
wolfSSL 0:d92f9d21154c 133 WOLFSSL_API int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz);
wolfSSL 0:d92f9d21154c 134 WOLFSSL_API int wc_AesCbcDecryptWithKey(byte* out, const byte* in, word32 inSz,
wolfSSL 0:d92f9d21154c 135 const byte* key, word32 keySz, const byte* iv);
wolfSSL 0:d92f9d21154c 136
wolfSSL 0:d92f9d21154c 137 /* AES-CTR */
wolfSSL 0:d92f9d21154c 138 #ifdef WOLFSSL_AES_COUNTER
wolfSSL 0:d92f9d21154c 139 WOLFSSL_API void wc_AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz);
wolfSSL 0:d92f9d21154c 140 #endif
wolfSSL 0:d92f9d21154c 141 /* AES-DIRECT */
wolfSSL 0:d92f9d21154c 142 #if defined(WOLFSSL_AES_DIRECT)
wolfSSL 0:d92f9d21154c 143 WOLFSSL_API void wc_AesEncryptDirect(Aes* aes, byte* out, const byte* in);
wolfSSL 0:d92f9d21154c 144 WOLFSSL_API void wc_AesDecryptDirect(Aes* aes, byte* out, const byte* in);
wolfSSL 0:d92f9d21154c 145 WOLFSSL_API int wc_AesSetKeyDirect(Aes* aes, const byte* key, word32 len,
wolfSSL 0:d92f9d21154c 146 const byte* iv, int dir);
wolfSSL 0:d92f9d21154c 147 #endif
wolfSSL 0:d92f9d21154c 148 #ifdef HAVE_AESGCM
wolfSSL 0:d92f9d21154c 149 WOLFSSL_API int wc_AesGcmSetKey(Aes* aes, const byte* key, word32 len);
wolfSSL 0:d92f9d21154c 150 WOLFSSL_API int wc_AesGcmEncrypt(Aes* aes, byte* out, const byte* in, word32 sz,
wolfSSL 0:d92f9d21154c 151 const byte* iv, word32 ivSz,
wolfSSL 0:d92f9d21154c 152 byte* authTag, word32 authTagSz,
wolfSSL 0:d92f9d21154c 153 const byte* authIn, word32 authInSz);
wolfSSL 0:d92f9d21154c 154 WOLFSSL_API int wc_AesGcmDecrypt(Aes* aes, byte* out, const byte* in, word32 sz,
wolfSSL 0:d92f9d21154c 155 const byte* iv, word32 ivSz,
wolfSSL 0:d92f9d21154c 156 const byte* authTag, word32 authTagSz,
wolfSSL 0:d92f9d21154c 157 const byte* authIn, word32 authInSz);
wolfSSL 0:d92f9d21154c 158
wolfSSL 0:d92f9d21154c 159 WOLFSSL_API int wc_GmacSetKey(Gmac* gmac, const byte* key, word32 len);
wolfSSL 0:d92f9d21154c 160 WOLFSSL_API int wc_GmacUpdate(Gmac* gmac, const byte* iv, word32 ivSz,
wolfSSL 0:d92f9d21154c 161 const byte* authIn, word32 authInSz,
wolfSSL 0:d92f9d21154c 162 byte* authTag, word32 authTagSz);
wolfSSL 0:d92f9d21154c 163 #endif /* HAVE_AESGCM */
wolfSSL 0:d92f9d21154c 164 #ifdef HAVE_AESCCM
wolfSSL 0:d92f9d21154c 165 WOLFSSL_API void wc_AesCcmSetKey(Aes* aes, const byte* key, word32 keySz);
wolfSSL 0:d92f9d21154c 166 WOLFSSL_API void wc_AesCcmEncrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
wolfSSL 0:d92f9d21154c 167 const byte* nonce, word32 nonceSz,
wolfSSL 0:d92f9d21154c 168 byte* authTag, word32 authTagSz,
wolfSSL 0:d92f9d21154c 169 const byte* authIn, word32 authInSz);
wolfSSL 0:d92f9d21154c 170 WOLFSSL_API int wc_AesCcmDecrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
wolfSSL 0:d92f9d21154c 171 const byte* nonce, word32 nonceSz,
wolfSSL 0:d92f9d21154c 172 const byte* authTag, word32 authTagSz,
wolfSSL 0:d92f9d21154c 173 const byte* authIn, word32 authInSz);
wolfSSL 0:d92f9d21154c 174 #endif /* HAVE_AESCCM */
wolfSSL 0:d92f9d21154c 175
wolfSSL 0:d92f9d21154c 176 #ifdef HAVE_CAVIUM
wolfSSL 0:d92f9d21154c 177 WOLFSSL_API int wc_AesInitCavium(Aes*, int);
wolfSSL 0:d92f9d21154c 178 WOLFSSL_API void wc_AesFreeCavium(Aes*);
wolfSSL 0:d92f9d21154c 179 #endif
wolfSSL 0:d92f9d21154c 180
wolfSSL 0:d92f9d21154c 181 #ifdef __cplusplus
wolfSSL 0:d92f9d21154c 182 } /* extern "C" */
wolfSSL 0:d92f9d21154c 183 #endif
wolfSSL 0:d92f9d21154c 184
wolfSSL 0:d92f9d21154c 185
wolfSSL 0:d92f9d21154c 186 #endif /* NO_AES */
wolfSSL 0:d92f9d21154c 187 #endif /* WOLF_CRYPT_AES_H */
wolfSSL 0:d92f9d21154c 188
wolfSSL 0:d92f9d21154c 189