fork of cyassl-lib
Dependents: TLS_cyassl TLS_cyassl
cyassl/ctaocrypt/aes.h@4:f377303c41be, 2013-09-16 (annotated)
- Committer:
- feb11
- Date:
- Mon Sep 16 09:53:35 2013 +0000
- Revision:
- 4:f377303c41be
- Parent:
- 0:714293de3836
changed settings
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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ashleymills | 0:714293de3836 | 1 | /* aes.h |
ashleymills | 0:714293de3836 | 2 | * |
ashleymills | 0:714293de3836 | 3 | * Copyright (C) 2006-2013 wolfSSL Inc. |
ashleymills | 0:714293de3836 | 4 | * |
ashleymills | 0:714293de3836 | 5 | * This file is part of CyaSSL. |
ashleymills | 0:714293de3836 | 6 | * |
ashleymills | 0:714293de3836 | 7 | * CyaSSL is free software; you can redistribute it and/or modify |
ashleymills | 0:714293de3836 | 8 | * it under the terms of the GNU General Public License as published by |
ashleymills | 0:714293de3836 | 9 | * the Free Software Foundation; either version 2 of the License, or |
ashleymills | 0:714293de3836 | 10 | * (at your option) any later version. |
ashleymills | 0:714293de3836 | 11 | * |
ashleymills | 0:714293de3836 | 12 | * CyaSSL is distributed in the hope that it will be useful, |
ashleymills | 0:714293de3836 | 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
ashleymills | 0:714293de3836 | 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
ashleymills | 0:714293de3836 | 15 | * GNU General Public License for more details. |
ashleymills | 0:714293de3836 | 16 | * |
ashleymills | 0:714293de3836 | 17 | * You should have received a copy of the GNU General Public License |
ashleymills | 0:714293de3836 | 18 | * along with this program; if not, write to the Free Software |
ashleymills | 0:714293de3836 | 19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
ashleymills | 0:714293de3836 | 20 | */ |
ashleymills | 0:714293de3836 | 21 | |
ashleymills | 0:714293de3836 | 22 | |
ashleymills | 0:714293de3836 | 23 | #ifndef NO_AES |
ashleymills | 0:714293de3836 | 24 | |
ashleymills | 0:714293de3836 | 25 | #ifndef CTAO_CRYPT_AES_H |
ashleymills | 0:714293de3836 | 26 | #define CTAO_CRYPT_AES_H |
ashleymills | 0:714293de3836 | 27 | |
ashleymills | 0:714293de3836 | 28 | |
ashleymills | 0:714293de3836 | 29 | #include <cyassl/ctaocrypt/types.h> |
ashleymills | 0:714293de3836 | 30 | |
ashleymills | 0:714293de3836 | 31 | #ifdef HAVE_CAVIUM |
ashleymills | 0:714293de3836 | 32 | #include <cyassl/ctaocrypt/logging.h> |
ashleymills | 0:714293de3836 | 33 | #include "cavium_common.h" |
ashleymills | 0:714293de3836 | 34 | #endif |
ashleymills | 0:714293de3836 | 35 | |
ashleymills | 0:714293de3836 | 36 | #ifdef CYASSL_AESNI |
ashleymills | 0:714293de3836 | 37 | |
ashleymills | 0:714293de3836 | 38 | #include <wmmintrin.h> |
ashleymills | 0:714293de3836 | 39 | |
ashleymills | 0:714293de3836 | 40 | #if !defined (ALIGN16) |
ashleymills | 0:714293de3836 | 41 | #if defined (__GNUC__) |
ashleymills | 0:714293de3836 | 42 | #define ALIGN16 __attribute__ ( (aligned (16))) |
ashleymills | 0:714293de3836 | 43 | #elif defined(_MSC_VER) |
ashleymills | 0:714293de3836 | 44 | #define ALIGN16 __declspec (align (16)) |
ashleymills | 0:714293de3836 | 45 | #else |
ashleymills | 0:714293de3836 | 46 | #define ALIGN16 |
ashleymills | 0:714293de3836 | 47 | #endif |
ashleymills | 0:714293de3836 | 48 | #endif |
ashleymills | 0:714293de3836 | 49 | |
ashleymills | 0:714293de3836 | 50 | #endif /* CYASSL_AESNI */ |
ashleymills | 0:714293de3836 | 51 | |
ashleymills | 0:714293de3836 | 52 | #if !defined (ALIGN16) |
ashleymills | 0:714293de3836 | 53 | #define ALIGN16 |
ashleymills | 0:714293de3836 | 54 | #endif |
ashleymills | 0:714293de3836 | 55 | |
ashleymills | 0:714293de3836 | 56 | #ifdef __cplusplus |
ashleymills | 0:714293de3836 | 57 | extern "C" { |
ashleymills | 0:714293de3836 | 58 | #endif |
ashleymills | 0:714293de3836 | 59 | |
ashleymills | 0:714293de3836 | 60 | |
ashleymills | 0:714293de3836 | 61 | #define CYASSL_AES_CAVIUM_MAGIC 0xBEEF0002 |
ashleymills | 0:714293de3836 | 62 | |
ashleymills | 0:714293de3836 | 63 | enum { |
ashleymills | 0:714293de3836 | 64 | AES_ENC_TYPE = 1, /* cipher unique type */ |
ashleymills | 0:714293de3836 | 65 | AES_ENCRYPTION = 0, |
ashleymills | 0:714293de3836 | 66 | AES_DECRYPTION = 1, |
ashleymills | 0:714293de3836 | 67 | AES_BLOCK_SIZE = 16 |
ashleymills | 0:714293de3836 | 68 | }; |
ashleymills | 0:714293de3836 | 69 | |
ashleymills | 0:714293de3836 | 70 | |
ashleymills | 0:714293de3836 | 71 | typedef struct Aes { |
ashleymills | 0:714293de3836 | 72 | /* AESNI needs key first, rounds 2nd, not sure why yet */ |
ashleymills | 0:714293de3836 | 73 | ALIGN16 word32 key[60]; |
ashleymills | 0:714293de3836 | 74 | word32 rounds; |
ashleymills | 0:714293de3836 | 75 | |
ashleymills | 0:714293de3836 | 76 | ALIGN16 word32 reg[AES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */ |
ashleymills | 0:714293de3836 | 77 | ALIGN16 word32 tmp[AES_BLOCK_SIZE / sizeof(word32)]; /* same */ |
ashleymills | 0:714293de3836 | 78 | |
ashleymills | 0:714293de3836 | 79 | #ifdef HAVE_AESGCM |
ashleymills | 0:714293de3836 | 80 | ALIGN16 byte H[AES_BLOCK_SIZE]; |
ashleymills | 0:714293de3836 | 81 | #ifdef GCM_TABLE |
ashleymills | 0:714293de3836 | 82 | /* key-based fast multiplication table. */ |
ashleymills | 0:714293de3836 | 83 | ALIGN16 byte M0[256][AES_BLOCK_SIZE]; |
ashleymills | 0:714293de3836 | 84 | #endif /* GCM_TABLE */ |
ashleymills | 0:714293de3836 | 85 | #endif /* HAVE_AESGCM */ |
ashleymills | 0:714293de3836 | 86 | #ifdef CYASSL_AESNI |
ashleymills | 0:714293de3836 | 87 | byte use_aesni; |
ashleymills | 0:714293de3836 | 88 | #endif /* CYASSL_AESNI */ |
ashleymills | 0:714293de3836 | 89 | #ifdef HAVE_CAVIUM |
ashleymills | 0:714293de3836 | 90 | AesType type; /* aes key type */ |
ashleymills | 0:714293de3836 | 91 | int devId; /* nitrox device id */ |
ashleymills | 0:714293de3836 | 92 | word32 magic; /* using cavium magic */ |
ashleymills | 0:714293de3836 | 93 | word64 contextHandle; /* nitrox context memory handle */ |
ashleymills | 0:714293de3836 | 94 | #endif |
ashleymills | 0:714293de3836 | 95 | } Aes; |
ashleymills | 0:714293de3836 | 96 | |
ashleymills | 0:714293de3836 | 97 | |
ashleymills | 0:714293de3836 | 98 | CYASSL_API int AesSetKey(Aes* aes, const byte* key, word32 len, const byte* iv, |
ashleymills | 0:714293de3836 | 99 | int dir); |
ashleymills | 0:714293de3836 | 100 | CYASSL_API int AesSetIV(Aes* aes, const byte* iv); |
ashleymills | 0:714293de3836 | 101 | CYASSL_API int AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz); |
ashleymills | 0:714293de3836 | 102 | CYASSL_API int AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz); |
ashleymills | 0:714293de3836 | 103 | CYASSL_API void AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz); |
ashleymills | 0:714293de3836 | 104 | CYASSL_API void AesEncryptDirect(Aes* aes, byte* out, const byte* in); |
ashleymills | 0:714293de3836 | 105 | CYASSL_API void AesDecryptDirect(Aes* aes, byte* out, const byte* in); |
ashleymills | 0:714293de3836 | 106 | CYASSL_API int AesSetKeyDirect(Aes* aes, const byte* key, word32 len, |
ashleymills | 0:714293de3836 | 107 | const byte* iv, int dir); |
ashleymills | 0:714293de3836 | 108 | #ifdef HAVE_AESGCM |
ashleymills | 0:714293de3836 | 109 | CYASSL_API void AesGcmSetKey(Aes* aes, const byte* key, word32 len); |
ashleymills | 0:714293de3836 | 110 | CYASSL_API void AesGcmEncrypt(Aes* aes, byte* out, const byte* in, word32 sz, |
ashleymills | 0:714293de3836 | 111 | const byte* iv, word32 ivSz, |
ashleymills | 0:714293de3836 | 112 | byte* authTag, word32 authTagSz, |
ashleymills | 0:714293de3836 | 113 | const byte* authIn, word32 authInSz); |
ashleymills | 0:714293de3836 | 114 | CYASSL_API int AesGcmDecrypt(Aes* aes, byte* out, const byte* in, word32 sz, |
ashleymills | 0:714293de3836 | 115 | const byte* iv, word32 ivSz, |
ashleymills | 0:714293de3836 | 116 | const byte* authTag, word32 authTagSz, |
ashleymills | 0:714293de3836 | 117 | const byte* authIn, word32 authInSz); |
ashleymills | 0:714293de3836 | 118 | #endif /* HAVE_AESGCM */ |
ashleymills | 0:714293de3836 | 119 | #ifdef HAVE_AESCCM |
ashleymills | 0:714293de3836 | 120 | CYASSL_API void AesCcmSetKey(Aes* aes, const byte* key, word32 keySz); |
ashleymills | 0:714293de3836 | 121 | CYASSL_API void AesCcmEncrypt(Aes* aes, byte* out, const byte* in, word32 inSz, |
ashleymills | 0:714293de3836 | 122 | const byte* nonce, word32 nonceSz, |
ashleymills | 0:714293de3836 | 123 | byte* authTag, word32 authTagSz, |
ashleymills | 0:714293de3836 | 124 | const byte* authIn, word32 authInSz); |
ashleymills | 0:714293de3836 | 125 | CYASSL_API int AesCcmDecrypt(Aes* aes, byte* out, const byte* in, word32 inSz, |
ashleymills | 0:714293de3836 | 126 | const byte* nonce, word32 nonceSz, |
ashleymills | 0:714293de3836 | 127 | const byte* authTag, word32 authTagSz, |
ashleymills | 0:714293de3836 | 128 | const byte* authIn, word32 authInSz); |
ashleymills | 0:714293de3836 | 129 | #endif /* HAVE_AESCCM */ |
ashleymills | 0:714293de3836 | 130 | |
ashleymills | 0:714293de3836 | 131 | #ifdef HAVE_CAVIUM |
ashleymills | 0:714293de3836 | 132 | CYASSL_API int AesInitCavium(Aes*, int); |
ashleymills | 0:714293de3836 | 133 | CYASSL_API void AesFreeCavium(Aes*); |
ashleymills | 0:714293de3836 | 134 | #endif |
ashleymills | 0:714293de3836 | 135 | |
ashleymills | 0:714293de3836 | 136 | #ifdef __cplusplus |
ashleymills | 0:714293de3836 | 137 | } /* extern "C" */ |
ashleymills | 0:714293de3836 | 138 | #endif |
ashleymills | 0:714293de3836 | 139 | |
ashleymills | 0:714293de3836 | 140 | |
ashleymills | 0:714293de3836 | 141 | #endif /* CTAO_CRYPT_AES_H */ |
ashleymills | 0:714293de3836 | 142 | #endif /* NO_AES */ |
ashleymills | 0:714293de3836 | 143 |