[164] | 1 | /* aes.c
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| 2 | *
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| 3 | * Copyright (C) 2006-2015 wolfSSL Inc.
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| 4 | *
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| 5 | * This file is part of wolfSSL. (formerly known as CyaSSL)
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| 6 | *
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| 7 | * wolfSSL is free software; you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation; either version 2 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * wolfSSL is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with this program; if not, write to the Free Software
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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| 20 | */
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| 21 |
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| 22 | #ifdef HAVE_CONFIG_H
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| 23 | #include <config.h>
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| 24 | #endif
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| 25 |
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| 26 | #include <wolfssl/wolfcrypt/settings.h>
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| 27 |
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| 28 | #ifndef NO_AES
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| 29 |
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| 30 | #include <wolfssl/wolfcrypt/aes.h>
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| 31 |
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| 32 | #ifdef HAVE_FIPS
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| 33 | int wc_AesSetKey(Aes* aes, const byte* key, word32 len, const byte* iv,
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| 34 | int dir)
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| 35 | {
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| 36 | return AesSetKey_fips(aes, key, len, iv, dir);
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| 37 | }
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| 38 |
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| 39 |
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| 40 | int wc_AesSetIV(Aes* aes, const byte* iv)
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| 41 | {
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| 42 | return AesSetIV_fips(aes, iv);
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| 43 | }
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| 44 |
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| 45 |
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| 46 | int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
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| 47 | {
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| 48 | return AesCbcEncrypt_fips(aes, out, in, sz);
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| 49 | }
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| 50 |
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| 51 |
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| 52 | int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz)
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| 53 | {
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| 54 | return AesCbcDecrypt_fips(aes, out, in, sz);
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| 55 | }
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| 56 |
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| 57 |
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| 58 | /* AES-CTR */
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| 59 | #ifdef WOLFSSL_AES_COUNTER
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| 60 | void wc_AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
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| 61 | {
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| 62 | AesCtrEncrypt(aes, out, in, sz);
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| 63 | }
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| 64 | #endif
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| 65 |
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| 66 | /* AES-DIRECT */
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| 67 | #if defined(WOLFSSL_AES_DIRECT)
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| 68 | void wc_AesEncryptDirect(Aes* aes, byte* out, const byte* in)
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| 69 | {
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| 70 | AesEncryptDirect(aes, out, in);
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| 71 | }
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| 72 |
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| 73 |
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| 74 | void wc_AesDecryptDirect(Aes* aes, byte* out, const byte* in)
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| 75 | {
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| 76 | AesDecryptDirect(aes, out, in);
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| 77 | }
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| 78 |
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| 79 |
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| 80 | int wc_AesSetKeyDirect(Aes* aes, const byte* key, word32 len,
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| 81 | const byte* iv, int dir)
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| 82 | {
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| 83 | return AesSetKeyDirect(aes, key, len, iv, dir);
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| 84 | }
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| 85 | #endif
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| 86 |
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| 87 |
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| 88 | #ifdef HAVE_AESGCM
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| 89 | int wc_AesGcmSetKey(Aes* aes, const byte* key, word32 len)
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| 90 | {
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| 91 | return AesGcmSetKey_fips(aes, key, len);
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| 92 | }
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| 93 |
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| 94 |
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| 95 | int wc_AesGcmEncrypt(Aes* aes, byte* out, const byte* in, word32 sz,
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| 96 | const byte* iv, word32 ivSz,
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| 97 | byte* authTag, word32 authTagSz,
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| 98 | const byte* authIn, word32 authInSz)
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| 99 | {
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| 100 | return AesGcmEncrypt_fips(aes, out, in, sz, iv, ivSz, authTag, authTagSz,
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| 101 | authIn, authInSz);
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| 102 | }
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| 103 |
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| 104 |
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| 105 | int wc_AesGcmDecrypt(Aes* aes, byte* out, const byte* in, word32 sz,
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| 106 | const byte* iv, word32 ivSz,
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| 107 | const byte* authTag, word32 authTagSz,
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| 108 | const byte* authIn, word32 authInSz)
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| 109 | {
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| 110 | return AesGcmDecrypt_fips(aes, out, in, sz, iv, ivSz, authTag, authTagSz,
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| 111 | authIn, authInSz);
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| 112 | }
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| 113 |
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| 114 |
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| 115 | int wc_GmacSetKey(Gmac* gmac, const byte* key, word32 len)
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| 116 | {
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| 117 | return GmacSetKey(gmac, key, len);
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| 118 | }
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| 119 |
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| 120 |
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| 121 | int wc_GmacUpdate(Gmac* gmac, const byte* iv, word32 ivSz,
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| 122 | const byte* authIn, word32 authInSz,
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| 123 | byte* authTag, word32 authTagSz)
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| 124 | {
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| 125 | return GmacUpdate(gmac, iv, ivSz, authIn, authInSz,
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| 126 | authTag, authTagSz);
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| 127 | }
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| 128 |
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| 129 | #endif /* HAVE_AESGCM */
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| 130 | #ifdef HAVE_AESCCM
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| 131 | void wc_AesCcmSetKey(Aes* aes, const byte* key, word32 keySz)
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| 132 | {
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| 133 | AesCcmSetKey(aes, key, keySz);
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| 134 | }
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| 135 |
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| 136 |
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| 137 | int wc_AesCcmEncrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
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| 138 | const byte* nonce, word32 nonceSz,
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| 139 | byte* authTag, word32 authTagSz,
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| 140 | const byte* authIn, word32 authInSz)
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| 141 | {
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| 142 | /* sanity check on arugments */
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| 143 | if (aes == NULL || out == NULL || in == NULL || nonce == NULL
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| 144 | || authTag == NULL || nonceSz < 7 || nonceSz > 13)
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| 145 | return BAD_FUNC_ARG;
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| 146 |
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| 147 | AesCcmEncrypt(aes, out, in, inSz, nonce, nonceSz, authTag, authTagSz,
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| 148 | authIn, authInSz);
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| 149 | return 0;
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| 150 | }
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| 151 |
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| 152 |
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| 153 | int wc_AesCcmDecrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
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| 154 | const byte* nonce, word32 nonceSz,
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| 155 | const byte* authTag, word32 authTagSz,
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| 156 | const byte* authIn, word32 authInSz)
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| 157 | {
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| 158 | return AesCcmDecrypt(aes, out, in, inSz, nonce, nonceSz, authTag, authTagSz,
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| 159 | authIn, authInSz);
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| 160 | }
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| 161 | #endif /* HAVE_AESCCM */
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| 162 |
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| 163 | #ifdef HAVE_CAVIUM
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| 164 | int wc_AesInitCavium(Aes* aes, int i)
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| 165 | {
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| 166 | return AesInitCavium(aes, i);
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| 167 | }
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| 168 |
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| 169 |
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| 170 | void wc_AesFreeCavium(Aes* aes)
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| 171 | {
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| 172 | AesFreeCavium(aes);
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| 173 | }
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| 174 | #endif
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| 175 | #else /* HAVE_FIPS */
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| 176 |
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| 177 | #ifdef WOLFSSL_TI_CRYPT
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| 178 | #include <wolfcrypt/src/port/ti/ti-aes.c>
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| 179 | #else
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| 180 |
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| 181 | #include <wolfssl/wolfcrypt/error-crypt.h>
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| 182 | #include <wolfssl/wolfcrypt/logging.h>
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| 183 | #ifdef NO_INLINE
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| 184 | #include <wolfssl/wolfcrypt/misc.h>
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| 185 | #else
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| 186 | #include <wolfcrypt/src/misc.c>
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| 187 | #endif
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| 188 | #ifdef DEBUG_AESNI
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| 189 | #include <stdio.h>
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| 190 | #endif
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| 191 |
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| 192 |
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| 193 | #ifdef _MSC_VER
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| 194 | /* 4127 warning constant while(1) */
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| 195 | #pragma warning(disable: 4127)
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| 196 | #endif
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| 197 |
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| 198 |
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| 199 | #if defined(STM32F2_CRYPTO)
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| 200 | /* STM32F2 hardware AES support for CBC, CTR modes through the STM32F2
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| 201 | * Standard Peripheral Library. Documentation located in STM32F2xx
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| 202 | * Standard Peripheral Library document (See note in README).
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| 203 | * NOTE: no support for AES-GCM/CCM/Direct */
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| 204 | #include "stm32f2xx.h"
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| 205 | #include "stm32f2xx_cryp.h"
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| 206 | #elif defined(HAVE_COLDFIRE_SEC)
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| 207 | /* Freescale Coldfire SEC support for CBC mode.
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| 208 | * NOTE: no support for AES-CTR/GCM/CCM/Direct */
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| 209 | #include <wolfssl/wolfcrypt/types.h>
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| 210 | #include "sec.h"
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| 211 | #include "mcf5475_sec.h"
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| 212 | #include "mcf5475_siu.h"
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| 213 | #elif defined(FREESCALE_MMCAU)
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| 214 | /* Freescale mmCAU hardware AES support for Direct, CBC, CCM, GCM modes
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| 215 | * through the CAU/mmCAU library. Documentation located in
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| 216 | * ColdFire/ColdFire+ CAU and Kinetis mmCAU Software Library User
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| 217 | * Guide (See note in README).
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| 218 | * NOTE: no support for AES-CTR */
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| 219 | #include "cau_api.h"
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| 220 |
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| 221 | static int wc_AesEncrypt(Aes* aes, const byte* inBlock, byte* outBlock)
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| 222 | {
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| 223 | int ret = wolfSSL_CryptHwMutexLock();
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| 224 | if(ret == 0) {
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| 225 | cau_aes_encrypt(inBlock, (byte*)aes->key, aes->rounds, outBlock);
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| 226 | wolfSSL_CryptHwMutexUnLock();
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| 227 | }
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| 228 | return ret;
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| 229 | }
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| 230 | static int wc_AesDecrypt(Aes* aes, const byte* inBlock, byte* outBlock)
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| 231 | {
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| 232 | int ret = wolfSSL_CryptHwMutexLock();
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| 233 | if(ret == 0) {
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| 234 | cau_aes_decrypt(inBlock, (byte*)aes->key, aes->rounds, outBlock);
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| 235 | wolfSSL_CryptHwMutexUnLock();
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| 236 | }
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| 237 | return ret;
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| 238 | }
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| 239 | #elif defined(WOLFSSL_PIC32MZ_CRYPT)
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| 240 | /* NOTE: no support for AES-CCM/Direct */
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| 241 | #define DEBUG_WOLFSSL
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| 242 | #include "wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h"
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| 243 | #elif defined(HAVE_CAVIUM)
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| 244 | #include <wolfssl/wolfcrypt/logging.h>
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| 245 | #include "cavium_common.h"
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| 246 |
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| 247 | /* still leave SW crypto available */
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| 248 | #define NEED_AES_TABLES
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| 249 |
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| 250 | static int wc_AesCaviumSetKey(Aes* aes, const byte* key, word32 length,
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| 251 | const byte* iv);
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| 252 | static int wc_AesCaviumCbcEncrypt(Aes* aes, byte* out, const byte* in,
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| 253 | word32 length);
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| 254 | static int wc_AesCaviumCbcDecrypt(Aes* aes, byte* out, const byte* in,
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| 255 | word32 length);
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| 256 | #else
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| 257 | /* using CTaoCrypt software AES implementation */
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| 258 | #define NEED_AES_TABLES
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| 259 | #endif /* STM32F2_CRYPTO */
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| 260 |
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| 261 |
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| 262 | #ifdef NEED_AES_TABLES
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| 263 |
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| 264 | static const word32 rcon[] = {
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| 265 | 0x01000000, 0x02000000, 0x04000000, 0x08000000,
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| 266 | 0x10000000, 0x20000000, 0x40000000, 0x80000000,
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| 267 | 0x1B000000, 0x36000000,
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| 268 | /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
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| 269 | };
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| 270 |
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| 271 | static const word32 Te[5][256] = {
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| 272 | {
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| 273 | 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
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| 274 | 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
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| 275 | 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
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| 276 | 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
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| 277 | 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
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| 278 | 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
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| 279 | 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
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| 280 | 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
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| 281 | 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
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| 282 | 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
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| 283 | 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
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| 284 | 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
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| 285 | 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
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| 286 | 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
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| 287 | 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
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| 288 | 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
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| 289 | 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
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| 290 | 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
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| 291 | 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
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| 292 | 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
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| 293 | 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
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| 294 | 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
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| 295 | 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
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| 296 | 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
|
---|
| 297 | 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
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| 298 | 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
|
---|
| 299 | 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
|
---|
| 300 | 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
|
---|
| 301 | 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
|
---|
| 302 | 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
|
---|
| 303 | 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
|
---|
| 304 | 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
|
---|
| 305 | 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
|
---|
| 306 | 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
|
---|
| 307 | 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
|
---|
| 308 | 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
|
---|
| 309 | 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
|
---|
| 310 | 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
|
---|
| 311 | 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
|
---|
| 312 | 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
|
---|
| 313 | 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
|
---|
| 314 | 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
|
---|
| 315 | 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
|
---|
| 316 | 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
|
---|
| 317 | 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
|
---|
| 318 | 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
|
---|
| 319 | 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
|
---|
| 320 | 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
|
---|
| 321 | 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
|
---|
| 322 | 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
|
---|
| 323 | 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
|
---|
| 324 | 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
|
---|
| 325 | 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
|
---|
| 326 | 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
|
---|
| 327 | 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
|
---|
| 328 | 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
|
---|
| 329 | 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
|
---|
| 330 | 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
|
---|
| 331 | 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
|
---|
| 332 | 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
|
---|
| 333 | 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
|
---|
| 334 | 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
|
---|
| 335 | 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
|
---|
| 336 | 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
|
---|
| 337 | },
|
---|
| 338 | {
|
---|
| 339 | 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
|
---|
| 340 | 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
|
---|
| 341 | 0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
|
---|
| 342 | 0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
|
---|
| 343 | 0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
|
---|
| 344 | 0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
|
---|
| 345 | 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
|
---|
| 346 | 0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
|
---|
| 347 | 0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
|
---|
| 348 | 0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
|
---|
| 349 | 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
|
---|
| 350 | 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
|
---|
| 351 | 0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
|
---|
| 352 | 0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
|
---|
| 353 | 0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
|
---|
| 354 | 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
|
---|
| 355 | 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
|
---|
| 356 | 0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
|
---|
| 357 | 0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
|
---|
| 358 | 0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
|
---|
| 359 | 0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
|
---|
| 360 | 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
|
---|
| 361 | 0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
|
---|
| 362 | 0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
|
---|
| 363 | 0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
|
---|
| 364 | 0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
|
---|
| 365 | 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
|
---|
| 366 | 0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
|
---|
| 367 | 0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
|
---|
| 368 | 0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
|
---|
| 369 | 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
|
---|
| 370 | 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
|
---|
| 371 | 0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
|
---|
| 372 | 0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
|
---|
| 373 | 0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
|
---|
| 374 | 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
|
---|
| 375 | 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
|
---|
| 376 | 0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
|
---|
| 377 | 0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
|
---|
| 378 | 0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
|
---|
| 379 | 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
|
---|
| 380 | 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
|
---|
| 381 | 0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
|
---|
| 382 | 0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
|
---|
| 383 | 0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
|
---|
| 384 | 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
|
---|
| 385 | 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
|
---|
| 386 | 0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
|
---|
| 387 | 0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
|
---|
| 388 | 0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
|
---|
| 389 | 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
|
---|
| 390 | 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
|
---|
| 391 | 0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
|
---|
| 392 | 0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
|
---|
| 393 | 0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
|
---|
| 394 | 0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
|
---|
| 395 | 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
|
---|
| 396 | 0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
|
---|
| 397 | 0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
|
---|
| 398 | 0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
|
---|
| 399 | 0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
|
---|
| 400 | 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
|
---|
| 401 | 0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
|
---|
| 402 | 0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
|
---|
| 403 | },
|
---|
| 404 | {
|
---|
| 405 | 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
|
---|
| 406 | 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
|
---|
| 407 | 0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
|
---|
| 408 | 0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
|
---|
| 409 | 0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
|
---|
| 410 | 0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
|
---|
| 411 | 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
|
---|
| 412 | 0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
|
---|
| 413 | 0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
|
---|
| 414 | 0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
|
---|
| 415 | 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
|
---|
| 416 | 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
|
---|
| 417 | 0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
|
---|
| 418 | 0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
|
---|
| 419 | 0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
|
---|
| 420 | 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
|
---|
| 421 | 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
|
---|
| 422 | 0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
|
---|
| 423 | 0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
|
---|
| 424 | 0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
|
---|
| 425 | 0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
|
---|
| 426 | 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
|
---|
| 427 | 0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
|
---|
| 428 | 0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
|
---|
| 429 | 0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
|
---|
| 430 | 0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
|
---|
| 431 | 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
|
---|
| 432 | 0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
|
---|
| 433 | 0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
|
---|
| 434 | 0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
|
---|
| 435 | 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
|
---|
| 436 | 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
|
---|
| 437 | 0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
|
---|
| 438 | 0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
|
---|
| 439 | 0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
|
---|
| 440 | 0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
|
---|
| 441 | 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
|
---|
| 442 | 0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
|
---|
| 443 | 0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
|
---|
| 444 | 0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
|
---|
| 445 | 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
|
---|
| 446 | 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
|
---|
| 447 | 0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
|
---|
| 448 | 0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
|
---|
| 449 | 0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
|
---|
| 450 | 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
|
---|
| 451 | 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
|
---|
| 452 | 0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
|
---|
| 453 | 0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
|
---|
| 454 | 0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
|
---|
| 455 | 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
|
---|
| 456 | 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
|
---|
| 457 | 0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
|
---|
| 458 | 0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
|
---|
| 459 | 0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
|
---|
| 460 | 0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
|
---|
| 461 | 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
|
---|
| 462 | 0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
|
---|
| 463 | 0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
|
---|
| 464 | 0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
|
---|
| 465 | 0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
|
---|
| 466 | 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
|
---|
| 467 | 0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
|
---|
| 468 | 0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
|
---|
| 469 | },
|
---|
| 470 | {
|
---|
| 471 | 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
|
---|
| 472 | 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
|
---|
| 473 | 0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
|
---|
| 474 | 0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
|
---|
| 475 | 0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
|
---|
| 476 | 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
|
---|
| 477 | 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
|
---|
| 478 | 0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
|
---|
| 479 | 0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
|
---|
| 480 | 0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
|
---|
| 481 | 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
|
---|
| 482 | 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
|
---|
| 483 | 0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
|
---|
| 484 | 0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
|
---|
| 485 | 0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
|
---|
| 486 | 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
|
---|
| 487 | 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
|
---|
| 488 | 0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
|
---|
| 489 | 0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
|
---|
| 490 | 0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
|
---|
| 491 | 0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
|
---|
| 492 | 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
|
---|
| 493 | 0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
|
---|
| 494 | 0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
|
---|
| 495 | 0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
|
---|
| 496 | 0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
|
---|
| 497 | 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
|
---|
| 498 | 0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
|
---|
| 499 | 0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
|
---|
| 500 | 0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
|
---|
| 501 | 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
|
---|
| 502 | 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
|
---|
| 503 | 0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
|
---|
| 504 | 0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
|
---|
| 505 | 0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
|
---|
| 506 | 0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
|
---|
| 507 | 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
|
---|
| 508 | 0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
|
---|
| 509 | 0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
|
---|
| 510 | 0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
|
---|
| 511 | 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
|
---|
| 512 | 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
|
---|
| 513 | 0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
|
---|
| 514 | 0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
|
---|
| 515 | 0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
|
---|
| 516 | 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
|
---|
| 517 | 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
|
---|
| 518 | 0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
|
---|
| 519 | 0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
|
---|
| 520 | 0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
|
---|
| 521 | 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
|
---|
| 522 | 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
|
---|
| 523 | 0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
|
---|
| 524 | 0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
|
---|
| 525 | 0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
|
---|
| 526 | 0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
|
---|
| 527 | 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
|
---|
| 528 | 0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
|
---|
| 529 | 0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
|
---|
| 530 | 0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
|
---|
| 531 | 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
|
---|
| 532 | 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
|
---|
| 533 | 0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
|
---|
| 534 | 0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
|
---|
| 535 | },
|
---|
| 536 | {
|
---|
| 537 | 0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
|
---|
| 538 | 0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
|
---|
| 539 | 0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
|
---|
| 540 | 0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
|
---|
| 541 | 0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
|
---|
| 542 | 0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
|
---|
| 543 | 0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
|
---|
| 544 | 0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
|
---|
| 545 | 0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
|
---|
| 546 | 0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
|
---|
| 547 | 0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
|
---|
| 548 | 0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
|
---|
| 549 | 0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
|
---|
| 550 | 0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
|
---|
| 551 | 0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
|
---|
| 552 | 0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
|
---|
| 553 | 0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
|
---|
| 554 | 0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
|
---|
| 555 | 0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
|
---|
| 556 | 0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
|
---|
| 557 | 0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
|
---|
| 558 | 0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
|
---|
| 559 | 0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
|
---|
| 560 | 0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
|
---|
| 561 | 0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
|
---|
| 562 | 0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
|
---|
| 563 | 0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
|
---|
| 564 | 0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
|
---|
| 565 | 0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
|
---|
| 566 | 0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
|
---|
| 567 | 0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
|
---|
| 568 | 0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
|
---|
| 569 | 0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
|
---|
| 570 | 0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
|
---|
| 571 | 0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
|
---|
| 572 | 0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
|
---|
| 573 | 0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
|
---|
| 574 | 0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
|
---|
| 575 | 0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
|
---|
| 576 | 0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
|
---|
| 577 | 0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
|
---|
| 578 | 0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
|
---|
| 579 | 0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
|
---|
| 580 | 0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
|
---|
| 581 | 0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
|
---|
| 582 | 0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
|
---|
| 583 | 0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
|
---|
| 584 | 0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
|
---|
| 585 | 0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
|
---|
| 586 | 0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
|
---|
| 587 | 0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
|
---|
| 588 | 0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
|
---|
| 589 | 0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
|
---|
| 590 | 0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
|
---|
| 591 | 0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
|
---|
| 592 | 0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
|
---|
| 593 | 0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
|
---|
| 594 | 0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
|
---|
| 595 | 0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
|
---|
| 596 | 0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
|
---|
| 597 | 0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
|
---|
| 598 | 0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
|
---|
| 599 | 0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
|
---|
| 600 | 0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
|
---|
| 601 | }
|
---|
| 602 | };
|
---|
| 603 |
|
---|
| 604 | static const word32 Td[5][256] = {
|
---|
| 605 | {
|
---|
| 606 | 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
|
---|
| 607 | 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
|
---|
| 608 | 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
|
---|
| 609 | 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
|
---|
| 610 | 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
|
---|
| 611 | 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
|
---|
| 612 | 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
|
---|
| 613 | 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
|
---|
| 614 | 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
|
---|
| 615 | 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
|
---|
| 616 | 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
|
---|
| 617 | 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
|
---|
| 618 | 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
|
---|
| 619 | 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
|
---|
| 620 | 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
|
---|
| 621 | 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
|
---|
| 622 | 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
|
---|
| 623 | 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
|
---|
| 624 | 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
|
---|
| 625 | 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
|
---|
| 626 | 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
|
---|
| 627 | 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
|
---|
| 628 | 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
|
---|
| 629 | 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
|
---|
| 630 | 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
|
---|
| 631 | 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
|
---|
| 632 | 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
|
---|
| 633 | 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
|
---|
| 634 | 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
|
---|
| 635 | 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
|
---|
| 636 | 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
|
---|
| 637 | 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
|
---|
| 638 | 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
|
---|
| 639 | 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
|
---|
| 640 | 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
|
---|
| 641 | 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
|
---|
| 642 | 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
|
---|
| 643 | 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
|
---|
| 644 | 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
|
---|
| 645 | 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
|
---|
| 646 | 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
|
---|
| 647 | 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
|
---|
| 648 | 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
|
---|
| 649 | 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
|
---|
| 650 | 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
|
---|
| 651 | 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
|
---|
| 652 | 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
|
---|
| 653 | 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
|
---|
| 654 | 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
|
---|
| 655 | 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
|
---|
| 656 | 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
|
---|
| 657 | 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
|
---|
| 658 | 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
|
---|
| 659 | 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
|
---|
| 660 | 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
|
---|
| 661 | 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
|
---|
| 662 | 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
|
---|
| 663 | 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
|
---|
| 664 | 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
|
---|
| 665 | 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
|
---|
| 666 | 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
|
---|
| 667 | 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
|
---|
| 668 | 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
|
---|
| 669 | 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
|
---|
| 670 | },
|
---|
| 671 | {
|
---|
| 672 | 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU,
|
---|
| 673 | 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
|
---|
| 674 | 0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU,
|
---|
| 675 | 0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U,
|
---|
| 676 | 0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U,
|
---|
| 677 | 0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U,
|
---|
| 678 | 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
|
---|
| 679 | 0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U,
|
---|
| 680 | 0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U,
|
---|
| 681 | 0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU,
|
---|
| 682 | 0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU,
|
---|
| 683 | 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
|
---|
| 684 | 0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U,
|
---|
| 685 | 0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU,
|
---|
| 686 | 0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U,
|
---|
| 687 | 0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U,
|
---|
| 688 | 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
|
---|
| 689 | 0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU,
|
---|
| 690 | 0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU,
|
---|
| 691 | 0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U,
|
---|
| 692 | 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU,
|
---|
| 693 | 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
|
---|
| 694 | 0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU,
|
---|
| 695 | 0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU,
|
---|
| 696 | 0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U,
|
---|
| 697 | 0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U,
|
---|
| 698 | 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
|
---|
| 699 | 0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU,
|
---|
| 700 | 0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U,
|
---|
| 701 | 0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU,
|
---|
| 702 | 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U,
|
---|
| 703 | 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
|
---|
| 704 | 0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U,
|
---|
| 705 | 0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU,
|
---|
| 706 | 0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U,
|
---|
| 707 | 0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U,
|
---|
| 708 | 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
|
---|
| 709 | 0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U,
|
---|
| 710 | 0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U,
|
---|
| 711 | 0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U,
|
---|
| 712 | 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU,
|
---|
| 713 | 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
|
---|
| 714 | 0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U,
|
---|
| 715 | 0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU,
|
---|
| 716 | 0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U,
|
---|
| 717 | 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU,
|
---|
| 718 | 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
|
---|
| 719 | 0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U,
|
---|
| 720 | 0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU,
|
---|
| 721 | 0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U,
|
---|
| 722 | 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U,
|
---|
| 723 | 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
|
---|
| 724 | 0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U,
|
---|
| 725 | 0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U,
|
---|
| 726 | 0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U,
|
---|
| 727 | 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U,
|
---|
| 728 | 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
|
---|
| 729 | 0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U,
|
---|
| 730 | 0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U,
|
---|
| 731 | 0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU,
|
---|
| 732 | 0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U,
|
---|
| 733 | 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
|
---|
| 734 | 0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U,
|
---|
| 735 | 0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
|
---|
| 736 | },
|
---|
| 737 | {
|
---|
| 738 | 0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U,
|
---|
| 739 | 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
|
---|
| 740 | 0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U,
|
---|
| 741 | 0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U,
|
---|
| 742 | 0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU,
|
---|
| 743 | 0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U,
|
---|
| 744 | 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
|
---|
| 745 | 0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U,
|
---|
| 746 | 0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U,
|
---|
| 747 | 0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU,
|
---|
| 748 | 0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U,
|
---|
| 749 | 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
|
---|
| 750 | 0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU,
|
---|
| 751 | 0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U,
|
---|
| 752 | 0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U,
|
---|
| 753 | 0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U,
|
---|
| 754 | 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
|
---|
| 755 | 0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U,
|
---|
| 756 | 0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U,
|
---|
| 757 | 0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU,
|
---|
| 758 |
|
---|
| 759 | 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U,
|
---|
| 760 | 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
|
---|
| 761 | 0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U,
|
---|
| 762 | 0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U,
|
---|
| 763 | 0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U,
|
---|
| 764 | 0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU,
|
---|
| 765 | 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
|
---|
| 766 | 0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U,
|
---|
| 767 | 0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU,
|
---|
| 768 | 0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U,
|
---|
| 769 | 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU,
|
---|
| 770 | 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
|
---|
| 771 | 0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU,
|
---|
| 772 | 0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU,
|
---|
| 773 | 0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U,
|
---|
| 774 | 0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U,
|
---|
| 775 | 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
|
---|
| 776 | 0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U,
|
---|
| 777 | 0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U,
|
---|
| 778 | 0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U,
|
---|
| 779 | 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U,
|
---|
| 780 | 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
|
---|
| 781 | 0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU,
|
---|
| 782 | 0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U,
|
---|
| 783 | 0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U,
|
---|
| 784 | 0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU,
|
---|
| 785 | 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
|
---|
| 786 | 0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U,
|
---|
| 787 | 0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U,
|
---|
| 788 | 0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U,
|
---|
| 789 | 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U,
|
---|
| 790 | 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
|
---|
| 791 | 0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U,
|
---|
| 792 | 0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U,
|
---|
| 793 | 0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU,
|
---|
| 794 | 0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U,
|
---|
| 795 | 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
|
---|
| 796 | 0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U,
|
---|
| 797 | 0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U,
|
---|
| 798 | 0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U,
|
---|
| 799 | 0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U,
|
---|
| 800 | 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
|
---|
| 801 | 0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U,
|
---|
| 802 | 0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
|
---|
| 803 | },
|
---|
| 804 | {
|
---|
| 805 | 0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU,
|
---|
| 806 | 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
|
---|
| 807 | 0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U,
|
---|
| 808 | 0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U,
|
---|
| 809 | 0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU,
|
---|
| 810 | 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU,
|
---|
| 811 | 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
|
---|
| 812 | 0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU,
|
---|
| 813 | 0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U,
|
---|
| 814 | 0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU,
|
---|
| 815 | 0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U,
|
---|
| 816 | 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
|
---|
| 817 | 0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U,
|
---|
| 818 | 0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U,
|
---|
| 819 | 0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U,
|
---|
| 820 | 0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU,
|
---|
| 821 | 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
|
---|
| 822 | 0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U,
|
---|
| 823 | 0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U,
|
---|
| 824 | 0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU,
|
---|
| 825 | 0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU,
|
---|
| 826 | 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
|
---|
| 827 | 0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U,
|
---|
| 828 | 0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U,
|
---|
| 829 | 0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U,
|
---|
| 830 | 0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU,
|
---|
| 831 | 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
|
---|
| 832 | 0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U,
|
---|
| 833 | 0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU,
|
---|
| 834 | 0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU,
|
---|
| 835 | 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U,
|
---|
| 836 | 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
|
---|
| 837 | 0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U,
|
---|
| 838 | 0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU,
|
---|
| 839 | 0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U,
|
---|
| 840 | 0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U,
|
---|
| 841 | 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
|
---|
| 842 | 0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U,
|
---|
| 843 | 0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U,
|
---|
| 844 | 0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U,
|
---|
| 845 | 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U,
|
---|
| 846 | 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
|
---|
| 847 | 0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U,
|
---|
| 848 | 0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U,
|
---|
| 849 | 0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU,
|
---|
| 850 | 0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU,
|
---|
| 851 | 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
|
---|
| 852 | 0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU,
|
---|
| 853 | 0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U,
|
---|
| 854 | 0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U,
|
---|
| 855 | 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U,
|
---|
| 856 | 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
|
---|
| 857 | 0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U,
|
---|
| 858 | 0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U,
|
---|
| 859 | 0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU,
|
---|
| 860 | 0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU,
|
---|
| 861 | 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
|
---|
| 862 | 0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU,
|
---|
| 863 | 0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U,
|
---|
| 864 | 0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U,
|
---|
| 865 | 0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U,
|
---|
| 866 | 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
|
---|
| 867 | 0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U,
|
---|
| 868 | 0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
|
---|
| 869 | },
|
---|
| 870 | {
|
---|
| 871 | 0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U,
|
---|
| 872 | 0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U,
|
---|
| 873 | 0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU,
|
---|
| 874 | 0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU,
|
---|
| 875 | 0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U,
|
---|
| 876 | 0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U,
|
---|
| 877 | 0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U,
|
---|
| 878 | 0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU,
|
---|
| 879 | 0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U,
|
---|
| 880 | 0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU,
|
---|
| 881 | 0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU,
|
---|
| 882 | 0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU,
|
---|
| 883 | 0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U,
|
---|
| 884 | 0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U,
|
---|
| 885 | 0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U,
|
---|
| 886 | 0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U,
|
---|
| 887 | 0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U,
|
---|
| 888 | 0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U,
|
---|
| 889 | 0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU,
|
---|
| 890 | 0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U,
|
---|
| 891 | 0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U,
|
---|
| 892 | 0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU,
|
---|
| 893 | 0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U,
|
---|
| 894 | 0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U,
|
---|
| 895 | 0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U,
|
---|
| 896 | 0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU,
|
---|
| 897 | 0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U,
|
---|
| 898 | 0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U,
|
---|
| 899 | 0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU,
|
---|
| 900 | 0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U,
|
---|
| 901 | 0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U,
|
---|
| 902 | 0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU,
|
---|
| 903 | 0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U,
|
---|
| 904 | 0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU,
|
---|
| 905 | 0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU,
|
---|
| 906 | 0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U,
|
---|
| 907 | 0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U,
|
---|
| 908 | 0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U,
|
---|
| 909 | 0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U,
|
---|
| 910 | 0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU,
|
---|
| 911 | 0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U,
|
---|
| 912 | 0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U,
|
---|
| 913 | 0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU,
|
---|
| 914 | 0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU,
|
---|
| 915 | 0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU,
|
---|
| 916 | 0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U,
|
---|
| 917 | 0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU,
|
---|
| 918 | 0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U,
|
---|
| 919 | 0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U,
|
---|
| 920 | 0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U,
|
---|
| 921 | 0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U,
|
---|
| 922 | 0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU,
|
---|
| 923 | 0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U,
|
---|
| 924 | 0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU,
|
---|
| 925 | 0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU,
|
---|
| 926 | 0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU,
|
---|
| 927 | 0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU,
|
---|
| 928 | 0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U,
|
---|
| 929 | 0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU,
|
---|
| 930 | 0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U,
|
---|
| 931 | 0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU,
|
---|
| 932 | 0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U,
|
---|
| 933 | 0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U,
|
---|
| 934 | 0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU,
|
---|
| 935 | }
|
---|
| 936 | };
|
---|
| 937 |
|
---|
| 938 | #define GETBYTE(x, y) (word32)((byte)((x) >> (8 * (y))))
|
---|
| 939 |
|
---|
| 940 | #ifdef WOLFSSL_AESNI
|
---|
| 941 |
|
---|
| 942 | /* Each platform needs to query info type 1 from cpuid to see if aesni is
|
---|
| 943 | * supported. Also, let's setup a macro for proper linkage w/o ABI conflicts
|
---|
| 944 | */
|
---|
| 945 |
|
---|
| 946 | #ifndef _MSC_VER
|
---|
| 947 |
|
---|
| 948 | #define cpuid(reg, func)\
|
---|
| 949 | __asm__ __volatile__ ("cpuid":\
|
---|
| 950 | "=a" (reg[0]), "=b" (reg[1]), "=c" (reg[2]), "=d" (reg[3]) :\
|
---|
| 951 | "a" (func));
|
---|
| 952 |
|
---|
| 953 | #define XASM_LINK(f) asm(f)
|
---|
| 954 | #else
|
---|
| 955 |
|
---|
| 956 | #include <intrin.h>
|
---|
| 957 | #define cpuid(a,b) __cpuid((int*)a,b)
|
---|
| 958 |
|
---|
| 959 | #define XASM_LINK(f)
|
---|
| 960 |
|
---|
| 961 | #endif /* _MSC_VER */
|
---|
| 962 |
|
---|
| 963 |
|
---|
| 964 | static int Check_CPU_support_AES(void)
|
---|
| 965 | {
|
---|
| 966 | unsigned int reg[4]; /* put a,b,c,d into 0,1,2,3 */
|
---|
| 967 | cpuid(reg, 1); /* query info 1 */
|
---|
| 968 |
|
---|
| 969 | if (reg[2] & 0x2000000)
|
---|
| 970 | return 1;
|
---|
| 971 |
|
---|
| 972 | return 0;
|
---|
| 973 | }
|
---|
| 974 |
|
---|
| 975 | static int checkAESNI = 0;
|
---|
| 976 | static int haveAESNI = 0;
|
---|
| 977 |
|
---|
| 978 |
|
---|
| 979 | /* tell C compiler these are asm functions in case any mix up of ABI underscore
|
---|
| 980 | prefix between clang/gcc/llvm etc */
|
---|
| 981 | void AES_CBC_encrypt(const unsigned char* in, unsigned char* out,
|
---|
| 982 | unsigned char* ivec, unsigned long length,
|
---|
| 983 | const unsigned char* KS, int nr)
|
---|
| 984 | XASM_LINK("AES_CBC_encrypt");
|
---|
| 985 |
|
---|
| 986 |
|
---|
| 987 | void AES_CBC_decrypt(const unsigned char* in, unsigned char* out,
|
---|
| 988 | unsigned char* ivec, unsigned long length,
|
---|
| 989 | const unsigned char* KS, int nr)
|
---|
| 990 | XASM_LINK("AES_CBC_decrypt");
|
---|
| 991 |
|
---|
| 992 | void AES_ECB_encrypt(const unsigned char* in, unsigned char* out,
|
---|
| 993 | unsigned long length, const unsigned char* KS, int nr)
|
---|
| 994 | XASM_LINK("AES_ECB_encrypt");
|
---|
| 995 |
|
---|
| 996 |
|
---|
| 997 | void AES_ECB_decrypt(const unsigned char* in, unsigned char* out,
|
---|
| 998 | unsigned long length, const unsigned char* KS, int nr)
|
---|
| 999 | XASM_LINK("AES_ECB_decrypt");
|
---|
| 1000 |
|
---|
| 1001 | void AES_128_Key_Expansion(const unsigned char* userkey,
|
---|
| 1002 | unsigned char* key_schedule)
|
---|
| 1003 | XASM_LINK("AES_128_Key_Expansion");
|
---|
| 1004 |
|
---|
| 1005 | void AES_192_Key_Expansion(const unsigned char* userkey,
|
---|
| 1006 | unsigned char* key_schedule)
|
---|
| 1007 | XASM_LINK("AES_192_Key_Expansion");
|
---|
| 1008 |
|
---|
| 1009 | void AES_256_Key_Expansion(const unsigned char* userkey,
|
---|
| 1010 | unsigned char* key_schedule)
|
---|
| 1011 | XASM_LINK("AES_256_Key_Expansion");
|
---|
| 1012 |
|
---|
| 1013 |
|
---|
| 1014 | static int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
|
---|
| 1015 | Aes* aes)
|
---|
| 1016 | {
|
---|
| 1017 | if (!userKey || !aes)
|
---|
| 1018 | return BAD_FUNC_ARG;
|
---|
| 1019 |
|
---|
| 1020 | if (bits == 128) {
|
---|
| 1021 | AES_128_Key_Expansion (userKey,(byte*)aes->key); aes->rounds = 10;
|
---|
| 1022 | return 0;
|
---|
| 1023 | }
|
---|
| 1024 | else if (bits == 192) {
|
---|
| 1025 | AES_192_Key_Expansion (userKey,(byte*)aes->key); aes->rounds = 12;
|
---|
| 1026 | return 0;
|
---|
| 1027 | }
|
---|
| 1028 | else if (bits == 256) {
|
---|
| 1029 | AES_256_Key_Expansion (userKey,(byte*)aes->key); aes->rounds = 14;
|
---|
| 1030 | return 0;
|
---|
| 1031 | }
|
---|
| 1032 | return BAD_FUNC_ARG;
|
---|
| 1033 | }
|
---|
| 1034 |
|
---|
| 1035 |
|
---|
| 1036 | static int AES_set_decrypt_key(const unsigned char* userKey, const int bits,
|
---|
| 1037 | Aes* aes)
|
---|
| 1038 | {
|
---|
| 1039 | int nr;
|
---|
| 1040 | Aes temp_key;
|
---|
| 1041 | __m128i *Key_Schedule = (__m128i*)aes->key;
|
---|
| 1042 | __m128i *Temp_Key_Schedule = (__m128i*)temp_key.key;
|
---|
| 1043 |
|
---|
| 1044 | if (!userKey || !aes)
|
---|
| 1045 | return BAD_FUNC_ARG;
|
---|
| 1046 |
|
---|
| 1047 | if (AES_set_encrypt_key(userKey,bits,&temp_key) == BAD_FUNC_ARG)
|
---|
| 1048 | return BAD_FUNC_ARG;
|
---|
| 1049 |
|
---|
| 1050 | nr = temp_key.rounds;
|
---|
| 1051 | aes->rounds = nr;
|
---|
| 1052 |
|
---|
| 1053 | Key_Schedule[nr] = Temp_Key_Schedule[0];
|
---|
| 1054 | Key_Schedule[nr-1] = _mm_aesimc_si128(Temp_Key_Schedule[1]);
|
---|
| 1055 | Key_Schedule[nr-2] = _mm_aesimc_si128(Temp_Key_Schedule[2]);
|
---|
| 1056 | Key_Schedule[nr-3] = _mm_aesimc_si128(Temp_Key_Schedule[3]);
|
---|
| 1057 | Key_Schedule[nr-4] = _mm_aesimc_si128(Temp_Key_Schedule[4]);
|
---|
| 1058 | Key_Schedule[nr-5] = _mm_aesimc_si128(Temp_Key_Schedule[5]);
|
---|
| 1059 | Key_Schedule[nr-6] = _mm_aesimc_si128(Temp_Key_Schedule[6]);
|
---|
| 1060 | Key_Schedule[nr-7] = _mm_aesimc_si128(Temp_Key_Schedule[7]);
|
---|
| 1061 | Key_Schedule[nr-8] = _mm_aesimc_si128(Temp_Key_Schedule[8]);
|
---|
| 1062 | Key_Schedule[nr-9] = _mm_aesimc_si128(Temp_Key_Schedule[9]);
|
---|
| 1063 |
|
---|
| 1064 | if(nr>10) {
|
---|
| 1065 | Key_Schedule[nr-10] = _mm_aesimc_si128(Temp_Key_Schedule[10]);
|
---|
| 1066 | Key_Schedule[nr-11] = _mm_aesimc_si128(Temp_Key_Schedule[11]);
|
---|
| 1067 | }
|
---|
| 1068 |
|
---|
| 1069 | if(nr>12) {
|
---|
| 1070 | Key_Schedule[nr-12] = _mm_aesimc_si128(Temp_Key_Schedule[12]);
|
---|
| 1071 | Key_Schedule[nr-13] = _mm_aesimc_si128(Temp_Key_Schedule[13]);
|
---|
| 1072 | }
|
---|
| 1073 |
|
---|
| 1074 | Key_Schedule[0] = Temp_Key_Schedule[nr];
|
---|
| 1075 |
|
---|
| 1076 | return 0;
|
---|
| 1077 | }
|
---|
| 1078 |
|
---|
| 1079 |
|
---|
| 1080 |
|
---|
| 1081 | #endif /* WOLFSSL_AESNI */
|
---|
| 1082 |
|
---|
| 1083 |
|
---|
| 1084 | static void wc_AesEncrypt(Aes* aes, const byte* inBlock, byte* outBlock)
|
---|
| 1085 | {
|
---|
| 1086 | word32 s0, s1, s2, s3;
|
---|
| 1087 | word32 t0, t1, t2, t3;
|
---|
| 1088 | word32 r = aes->rounds >> 1;
|
---|
| 1089 |
|
---|
| 1090 | const word32* rk = aes->key;
|
---|
| 1091 | if (r > 7 || r == 0) {
|
---|
| 1092 | WOLFSSL_MSG("AesEncrypt encountered improper key, set it up");
|
---|
| 1093 | return; /* stop instead of segfaulting, set up your keys! */
|
---|
| 1094 | }
|
---|
| 1095 | #ifdef WOLFSSL_AESNI
|
---|
| 1096 | if (haveAESNI && aes->use_aesni) {
|
---|
| 1097 | #ifdef DEBUG_AESNI
|
---|
| 1098 | printf("about to aes encrypt\n");
|
---|
| 1099 | printf("in = %p\n", inBlock);
|
---|
| 1100 | printf("out = %p\n", outBlock);
|
---|
| 1101 | printf("aes->key = %p\n", aes->key);
|
---|
| 1102 | printf("aes->rounds = %d\n", aes->rounds);
|
---|
| 1103 | printf("sz = %d\n", AES_BLOCK_SIZE);
|
---|
| 1104 | #endif
|
---|
| 1105 |
|
---|
| 1106 | /* check alignment, decrypt doesn't need alignment */
|
---|
| 1107 | if ((wolfssl_word)inBlock % 16) {
|
---|
| 1108 | #ifndef NO_WOLFSSL_ALLOC_ALIGN
|
---|
| 1109 | byte* tmp = (byte*)XMALLOC(AES_BLOCK_SIZE, NULL,
|
---|
| 1110 | DYNAMIC_TYPE_TMP_BUFFER);
|
---|
| 1111 | if (tmp == NULL) return;
|
---|
| 1112 |
|
---|
| 1113 | XMEMCPY(tmp, inBlock, AES_BLOCK_SIZE);
|
---|
| 1114 | AES_ECB_encrypt(tmp, tmp, AES_BLOCK_SIZE, (byte*)aes->key,
|
---|
| 1115 | aes->rounds);
|
---|
| 1116 | XMEMCPY(outBlock, tmp, AES_BLOCK_SIZE);
|
---|
| 1117 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
| 1118 | return;
|
---|
| 1119 | #else
|
---|
| 1120 | WOLFSSL_MSG("AES-ECB encrypt with bad alignment");
|
---|
| 1121 | return;
|
---|
| 1122 | #endif
|
---|
| 1123 | }
|
---|
| 1124 |
|
---|
| 1125 | AES_ECB_encrypt(inBlock, outBlock, AES_BLOCK_SIZE, (byte*)aes->key,
|
---|
| 1126 | aes->rounds);
|
---|
| 1127 |
|
---|
| 1128 | return;
|
---|
| 1129 | }
|
---|
| 1130 | else {
|
---|
| 1131 | #ifdef DEBUG_AESNI
|
---|
| 1132 | printf("Skipping AES-NI\n");
|
---|
| 1133 | #endif
|
---|
| 1134 | }
|
---|
| 1135 | #endif
|
---|
| 1136 |
|
---|
| 1137 | /*
|
---|
| 1138 | * map byte array block to cipher state
|
---|
| 1139 | * and add initial round key:
|
---|
| 1140 | */
|
---|
| 1141 | XMEMCPY(&s0, inBlock, sizeof(s0));
|
---|
| 1142 | XMEMCPY(&s1, inBlock + sizeof(s0), sizeof(s1));
|
---|
| 1143 | XMEMCPY(&s2, inBlock + 2 * sizeof(s0), sizeof(s2));
|
---|
| 1144 | XMEMCPY(&s3, inBlock + 3 * sizeof(s0), sizeof(s3));
|
---|
| 1145 |
|
---|
| 1146 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 1147 | s0 = ByteReverseWord32(s0);
|
---|
| 1148 | s1 = ByteReverseWord32(s1);
|
---|
| 1149 | s2 = ByteReverseWord32(s2);
|
---|
| 1150 | s3 = ByteReverseWord32(s3);
|
---|
| 1151 | #endif
|
---|
| 1152 |
|
---|
| 1153 | s0 ^= rk[0];
|
---|
| 1154 | s1 ^= rk[1];
|
---|
| 1155 | s2 ^= rk[2];
|
---|
| 1156 | s3 ^= rk[3];
|
---|
| 1157 |
|
---|
| 1158 | /*
|
---|
| 1159 | * Nr - 1 full rounds:
|
---|
| 1160 | */
|
---|
| 1161 |
|
---|
| 1162 | for (;;) {
|
---|
| 1163 | t0 =
|
---|
| 1164 | Te[0][GETBYTE(s0, 3)] ^
|
---|
| 1165 | Te[1][GETBYTE(s1, 2)] ^
|
---|
| 1166 | Te[2][GETBYTE(s2, 1)] ^
|
---|
| 1167 | Te[3][GETBYTE(s3, 0)] ^
|
---|
| 1168 | rk[4];
|
---|
| 1169 | t1 =
|
---|
| 1170 | Te[0][GETBYTE(s1, 3)] ^
|
---|
| 1171 | Te[1][GETBYTE(s2, 2)] ^
|
---|
| 1172 | Te[2][GETBYTE(s3, 1)] ^
|
---|
| 1173 | Te[3][GETBYTE(s0, 0)] ^
|
---|
| 1174 | rk[5];
|
---|
| 1175 | t2 =
|
---|
| 1176 | Te[0][GETBYTE(s2, 3)] ^
|
---|
| 1177 | Te[1][GETBYTE(s3, 2)] ^
|
---|
| 1178 | Te[2][GETBYTE(s0, 1)] ^
|
---|
| 1179 | Te[3][GETBYTE(s1, 0)] ^
|
---|
| 1180 | rk[6];
|
---|
| 1181 | t3 =
|
---|
| 1182 | Te[0][GETBYTE(s3, 3)] ^
|
---|
| 1183 | Te[1][GETBYTE(s0, 2)] ^
|
---|
| 1184 | Te[2][GETBYTE(s1, 1)] ^
|
---|
| 1185 | Te[3][GETBYTE(s2, 0)] ^
|
---|
| 1186 | rk[7];
|
---|
| 1187 |
|
---|
| 1188 | rk += 8;
|
---|
| 1189 | if (--r == 0) {
|
---|
| 1190 | break;
|
---|
| 1191 | }
|
---|
| 1192 |
|
---|
| 1193 | s0 =
|
---|
| 1194 | Te[0][GETBYTE(t0, 3)] ^
|
---|
| 1195 | Te[1][GETBYTE(t1, 2)] ^
|
---|
| 1196 | Te[2][GETBYTE(t2, 1)] ^
|
---|
| 1197 | Te[3][GETBYTE(t3, 0)] ^
|
---|
| 1198 | rk[0];
|
---|
| 1199 | s1 =
|
---|
| 1200 | Te[0][GETBYTE(t1, 3)] ^
|
---|
| 1201 | Te[1][GETBYTE(t2, 2)] ^
|
---|
| 1202 | Te[2][GETBYTE(t3, 1)] ^
|
---|
| 1203 | Te[3][GETBYTE(t0, 0)] ^
|
---|
| 1204 | rk[1];
|
---|
| 1205 | s2 =
|
---|
| 1206 | Te[0][GETBYTE(t2, 3)] ^
|
---|
| 1207 | Te[1][GETBYTE(t3, 2)] ^
|
---|
| 1208 | Te[2][GETBYTE(t0, 1)] ^
|
---|
| 1209 | Te[3][GETBYTE(t1, 0)] ^
|
---|
| 1210 | rk[2];
|
---|
| 1211 | s3 =
|
---|
| 1212 | Te[0][GETBYTE(t3, 3)] ^
|
---|
| 1213 | Te[1][GETBYTE(t0, 2)] ^
|
---|
| 1214 | Te[2][GETBYTE(t1, 1)] ^
|
---|
| 1215 | Te[3][GETBYTE(t2, 0)] ^
|
---|
| 1216 | rk[3];
|
---|
| 1217 | }
|
---|
| 1218 |
|
---|
| 1219 | /*
|
---|
| 1220 | * apply last round and
|
---|
| 1221 | * map cipher state to byte array block:
|
---|
| 1222 | */
|
---|
| 1223 |
|
---|
| 1224 | s0 =
|
---|
| 1225 | (Te[4][GETBYTE(t0, 3)] & 0xff000000) ^
|
---|
| 1226 | (Te[4][GETBYTE(t1, 2)] & 0x00ff0000) ^
|
---|
| 1227 | (Te[4][GETBYTE(t2, 1)] & 0x0000ff00) ^
|
---|
| 1228 | (Te[4][GETBYTE(t3, 0)] & 0x000000ff) ^
|
---|
| 1229 | rk[0];
|
---|
| 1230 | s1 =
|
---|
| 1231 | (Te[4][GETBYTE(t1, 3)] & 0xff000000) ^
|
---|
| 1232 | (Te[4][GETBYTE(t2, 2)] & 0x00ff0000) ^
|
---|
| 1233 | (Te[4][GETBYTE(t3, 1)] & 0x0000ff00) ^
|
---|
| 1234 | (Te[4][GETBYTE(t0, 0)] & 0x000000ff) ^
|
---|
| 1235 | rk[1];
|
---|
| 1236 | s2 =
|
---|
| 1237 | (Te[4][GETBYTE(t2, 3)] & 0xff000000) ^
|
---|
| 1238 | (Te[4][GETBYTE(t3, 2)] & 0x00ff0000) ^
|
---|
| 1239 | (Te[4][GETBYTE(t0, 1)] & 0x0000ff00) ^
|
---|
| 1240 | (Te[4][GETBYTE(t1, 0)] & 0x000000ff) ^
|
---|
| 1241 | rk[2];
|
---|
| 1242 | s3 =
|
---|
| 1243 | (Te[4][GETBYTE(t3, 3)] & 0xff000000) ^
|
---|
| 1244 | (Te[4][GETBYTE(t0, 2)] & 0x00ff0000) ^
|
---|
| 1245 | (Te[4][GETBYTE(t1, 1)] & 0x0000ff00) ^
|
---|
| 1246 | (Te[4][GETBYTE(t2, 0)] & 0x000000ff) ^
|
---|
| 1247 | rk[3];
|
---|
| 1248 |
|
---|
| 1249 | /* write out */
|
---|
| 1250 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 1251 | s0 = ByteReverseWord32(s0);
|
---|
| 1252 | s1 = ByteReverseWord32(s1);
|
---|
| 1253 | s2 = ByteReverseWord32(s2);
|
---|
| 1254 | s3 = ByteReverseWord32(s3);
|
---|
| 1255 | #endif
|
---|
| 1256 |
|
---|
| 1257 | XMEMCPY(outBlock, &s0, sizeof(s0));
|
---|
| 1258 | XMEMCPY(outBlock + sizeof(s0), &s1, sizeof(s1));
|
---|
| 1259 | XMEMCPY(outBlock + 2 * sizeof(s0), &s2, sizeof(s2));
|
---|
| 1260 | XMEMCPY(outBlock + 3 * sizeof(s0), &s3, sizeof(s3));
|
---|
| 1261 | }
|
---|
| 1262 |
|
---|
| 1263 | static void wc_AesDecrypt(Aes* aes, const byte* inBlock, byte* outBlock)
|
---|
| 1264 | {
|
---|
| 1265 | word32 s0, s1, s2, s3;
|
---|
| 1266 | word32 t0, t1, t2, t3;
|
---|
| 1267 | word32 r = aes->rounds >> 1;
|
---|
| 1268 |
|
---|
| 1269 | const word32* rk = aes->key;
|
---|
| 1270 | if (r > 7 || r == 0) {
|
---|
| 1271 | WOLFSSL_MSG("AesDecrypt encountered improper key, set it up");
|
---|
| 1272 | return; /* stop instead of segfaulting, set up your keys! */
|
---|
| 1273 | }
|
---|
| 1274 | #ifdef WOLFSSL_AESNI
|
---|
| 1275 | if (haveAESNI && aes->use_aesni) {
|
---|
| 1276 | #ifdef DEBUG_AESNI
|
---|
| 1277 | printf("about to aes decrypt\n");
|
---|
| 1278 | printf("in = %p\n", inBlock);
|
---|
| 1279 | printf("out = %p\n", outBlock);
|
---|
| 1280 | printf("aes->key = %p\n", aes->key);
|
---|
| 1281 | printf("aes->rounds = %d\n", aes->rounds);
|
---|
| 1282 | printf("sz = %d\n", AES_BLOCK_SIZE);
|
---|
| 1283 | #endif
|
---|
| 1284 |
|
---|
| 1285 | /* if input and output same will overwrite input iv */
|
---|
| 1286 | XMEMCPY(aes->tmp, inBlock, AES_BLOCK_SIZE);
|
---|
| 1287 | AES_ECB_decrypt(inBlock, outBlock, AES_BLOCK_SIZE, (byte*)aes->key,
|
---|
| 1288 | aes->rounds);
|
---|
| 1289 | return;
|
---|
| 1290 | }
|
---|
| 1291 | else {
|
---|
| 1292 | #ifdef DEBUG_AESNI
|
---|
| 1293 | printf("Skipping AES-NI\n");
|
---|
| 1294 | #endif
|
---|
| 1295 | }
|
---|
| 1296 | #endif
|
---|
| 1297 |
|
---|
| 1298 | /*
|
---|
| 1299 | * map byte array block to cipher state
|
---|
| 1300 | * and add initial round key:
|
---|
| 1301 | */
|
---|
| 1302 | XMEMCPY(&s0, inBlock, sizeof(s0));
|
---|
| 1303 | XMEMCPY(&s1, inBlock + sizeof(s0), sizeof(s1));
|
---|
| 1304 | XMEMCPY(&s2, inBlock + 2 * sizeof(s0), sizeof(s2));
|
---|
| 1305 | XMEMCPY(&s3, inBlock + 3 * sizeof(s0), sizeof(s3));
|
---|
| 1306 |
|
---|
| 1307 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 1308 | s0 = ByteReverseWord32(s0);
|
---|
| 1309 | s1 = ByteReverseWord32(s1);
|
---|
| 1310 | s2 = ByteReverseWord32(s2);
|
---|
| 1311 | s3 = ByteReverseWord32(s3);
|
---|
| 1312 | #endif
|
---|
| 1313 |
|
---|
| 1314 | s0 ^= rk[0];
|
---|
| 1315 | s1 ^= rk[1];
|
---|
| 1316 | s2 ^= rk[2];
|
---|
| 1317 | s3 ^= rk[3];
|
---|
| 1318 |
|
---|
| 1319 | /*
|
---|
| 1320 | * Nr - 1 full rounds:
|
---|
| 1321 | */
|
---|
| 1322 |
|
---|
| 1323 | for (;;) {
|
---|
| 1324 | t0 =
|
---|
| 1325 | Td[0][GETBYTE(s0, 3)] ^
|
---|
| 1326 | Td[1][GETBYTE(s3, 2)] ^
|
---|
| 1327 | Td[2][GETBYTE(s2, 1)] ^
|
---|
| 1328 | Td[3][GETBYTE(s1, 0)] ^
|
---|
| 1329 | rk[4];
|
---|
| 1330 | t1 =
|
---|
| 1331 | Td[0][GETBYTE(s1, 3)] ^
|
---|
| 1332 | Td[1][GETBYTE(s0, 2)] ^
|
---|
| 1333 | Td[2][GETBYTE(s3, 1)] ^
|
---|
| 1334 | Td[3][GETBYTE(s2, 0)] ^
|
---|
| 1335 | rk[5];
|
---|
| 1336 | t2 =
|
---|
| 1337 | Td[0][GETBYTE(s2, 3)] ^
|
---|
| 1338 | Td[1][GETBYTE(s1, 2)] ^
|
---|
| 1339 | Td[2][GETBYTE(s0, 1)] ^
|
---|
| 1340 | Td[3][GETBYTE(s3, 0)] ^
|
---|
| 1341 | rk[6];
|
---|
| 1342 | t3 =
|
---|
| 1343 | Td[0][GETBYTE(s3, 3)] ^
|
---|
| 1344 | Td[1][GETBYTE(s2, 2)] ^
|
---|
| 1345 | Td[2][GETBYTE(s1, 1)] ^
|
---|
| 1346 | Td[3][GETBYTE(s0, 0)] ^
|
---|
| 1347 | rk[7];
|
---|
| 1348 |
|
---|
| 1349 | rk += 8;
|
---|
| 1350 | if (--r == 0) {
|
---|
| 1351 | break;
|
---|
| 1352 | }
|
---|
| 1353 |
|
---|
| 1354 | s0 =
|
---|
| 1355 | Td[0][GETBYTE(t0, 3)] ^
|
---|
| 1356 | Td[1][GETBYTE(t3, 2)] ^
|
---|
| 1357 | Td[2][GETBYTE(t2, 1)] ^
|
---|
| 1358 | Td[3][GETBYTE(t1, 0)] ^
|
---|
| 1359 | rk[0];
|
---|
| 1360 | s1 =
|
---|
| 1361 | Td[0][GETBYTE(t1, 3)] ^
|
---|
| 1362 | Td[1][GETBYTE(t0, 2)] ^
|
---|
| 1363 | Td[2][GETBYTE(t3, 1)] ^
|
---|
| 1364 | Td[3][GETBYTE(t2, 0)] ^
|
---|
| 1365 | rk[1];
|
---|
| 1366 | s2 =
|
---|
| 1367 | Td[0][GETBYTE(t2, 3)] ^
|
---|
| 1368 | Td[1][GETBYTE(t1, 2)] ^
|
---|
| 1369 | Td[2][GETBYTE(t0, 1)] ^
|
---|
| 1370 | Td[3][GETBYTE(t3, 0)] ^
|
---|
| 1371 | rk[2];
|
---|
| 1372 | s3 =
|
---|
| 1373 | Td[0][GETBYTE(t3, 3)] ^
|
---|
| 1374 | Td[1][GETBYTE(t2, 2)] ^
|
---|
| 1375 | Td[2][GETBYTE(t1, 1)] ^
|
---|
| 1376 | Td[3][GETBYTE(t0, 0)] ^
|
---|
| 1377 | rk[3];
|
---|
| 1378 | }
|
---|
| 1379 | /*
|
---|
| 1380 | * apply last round and
|
---|
| 1381 | * map cipher state to byte array block:
|
---|
| 1382 | */
|
---|
| 1383 | s0 =
|
---|
| 1384 | (Td[4][GETBYTE(t0, 3)] & 0xff000000) ^
|
---|
| 1385 | (Td[4][GETBYTE(t3, 2)] & 0x00ff0000) ^
|
---|
| 1386 | (Td[4][GETBYTE(t2, 1)] & 0x0000ff00) ^
|
---|
| 1387 | (Td[4][GETBYTE(t1, 0)] & 0x000000ff) ^
|
---|
| 1388 | rk[0];
|
---|
| 1389 | s1 =
|
---|
| 1390 | (Td[4][GETBYTE(t1, 3)] & 0xff000000) ^
|
---|
| 1391 | (Td[4][GETBYTE(t0, 2)] & 0x00ff0000) ^
|
---|
| 1392 | (Td[4][GETBYTE(t3, 1)] & 0x0000ff00) ^
|
---|
| 1393 | (Td[4][GETBYTE(t2, 0)] & 0x000000ff) ^
|
---|
| 1394 | rk[1];
|
---|
| 1395 | s2 =
|
---|
| 1396 | (Td[4][GETBYTE(t2, 3)] & 0xff000000) ^
|
---|
| 1397 | (Td[4][GETBYTE(t1, 2)] & 0x00ff0000) ^
|
---|
| 1398 | (Td[4][GETBYTE(t0, 1)] & 0x0000ff00) ^
|
---|
| 1399 | (Td[4][GETBYTE(t3, 0)] & 0x000000ff) ^
|
---|
| 1400 | rk[2];
|
---|
| 1401 | s3 =
|
---|
| 1402 | (Td[4][GETBYTE(t3, 3)] & 0xff000000) ^
|
---|
| 1403 | (Td[4][GETBYTE(t2, 2)] & 0x00ff0000) ^
|
---|
| 1404 | (Td[4][GETBYTE(t1, 1)] & 0x0000ff00) ^
|
---|
| 1405 | (Td[4][GETBYTE(t0, 0)] & 0x000000ff) ^
|
---|
| 1406 | rk[3];
|
---|
| 1407 |
|
---|
| 1408 | /* write out */
|
---|
| 1409 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 1410 | s0 = ByteReverseWord32(s0);
|
---|
| 1411 | s1 = ByteReverseWord32(s1);
|
---|
| 1412 | s2 = ByteReverseWord32(s2);
|
---|
| 1413 | s3 = ByteReverseWord32(s3);
|
---|
| 1414 | #endif
|
---|
| 1415 |
|
---|
| 1416 | XMEMCPY(outBlock, &s0, sizeof(s0));
|
---|
| 1417 | XMEMCPY(outBlock + sizeof(s0), &s1, sizeof(s1));
|
---|
| 1418 | XMEMCPY(outBlock + 2 * sizeof(s0), &s2, sizeof(s2));
|
---|
| 1419 | XMEMCPY(outBlock + 3 * sizeof(s0), &s3, sizeof(s3));
|
---|
| 1420 | }
|
---|
| 1421 |
|
---|
| 1422 | #endif /* NEED_AES_TABLES */
|
---|
| 1423 |
|
---|
| 1424 |
|
---|
| 1425 | /* wc_AesSetKey */
|
---|
| 1426 | #ifdef STM32F2_CRYPTO
|
---|
| 1427 | int wc_AesSetKey(Aes* aes, const byte* userKey, word32 keylen, const byte* iv,
|
---|
| 1428 | int dir)
|
---|
| 1429 | {
|
---|
| 1430 | word32 *rk = aes->key;
|
---|
| 1431 |
|
---|
| 1432 | if (!((keylen == 16) || (keylen == 24) || (keylen == 32)))
|
---|
| 1433 | return BAD_FUNC_ARG;
|
---|
| 1434 |
|
---|
| 1435 | aes->rounds = keylen/4 + 6;
|
---|
| 1436 | XMEMCPY(rk, userKey, keylen);
|
---|
| 1437 | ByteReverseWords(rk, rk, keylen);
|
---|
| 1438 |
|
---|
| 1439 | return wc_AesSetIV(aes, iv);
|
---|
| 1440 | }
|
---|
| 1441 |
|
---|
| 1442 | int wc_AesSetKeyDirect(Aes* aes, const byte* userKey, word32 keylen,
|
---|
| 1443 | const byte* iv, int dir)
|
---|
| 1444 | {
|
---|
| 1445 | return wc_AesSetKey(aes, userKey, keylen, iv, dir);
|
---|
| 1446 | }
|
---|
| 1447 |
|
---|
| 1448 | #elif defined(HAVE_COLDFIRE_SEC)
|
---|
| 1449 | #if defined (HAVE_THREADX)
|
---|
| 1450 | #include "memory_pools.h"
|
---|
| 1451 | extern TX_BYTE_POOL mp_ncached; /* Non Cached memory pool */
|
---|
| 1452 | #endif
|
---|
| 1453 |
|
---|
| 1454 | #define AES_BUFFER_SIZE (AES_BLOCK_SIZE * 64)
|
---|
| 1455 | static unsigned char *AESBuffIn = NULL;
|
---|
| 1456 | static unsigned char *AESBuffOut = NULL;
|
---|
| 1457 | static byte *secReg;
|
---|
| 1458 | static byte *secKey;
|
---|
| 1459 | static volatile SECdescriptorType *secDesc;
|
---|
| 1460 |
|
---|
| 1461 | static wolfSSL_Mutex Mutex_AesSEC;
|
---|
| 1462 |
|
---|
| 1463 | #define SEC_DESC_AES_CBC_ENCRYPT 0x60300010
|
---|
| 1464 | #define SEC_DESC_AES_CBC_DECRYPT 0x60200010
|
---|
| 1465 |
|
---|
| 1466 | extern volatile unsigned char __MBAR[];
|
---|
| 1467 |
|
---|
| 1468 | int wc_AesSetKey(Aes* aes, const byte* userKey, word32 keylen, const byte* iv,
|
---|
| 1469 | int dir)
|
---|
| 1470 | {
|
---|
| 1471 | if (AESBuffIn == NULL) {
|
---|
| 1472 | #if defined (HAVE_THREADX)
|
---|
| 1473 | int s1, s2, s3, s4, s5 ;
|
---|
| 1474 | s5 = tx_byte_allocate(&mp_ncached,(void *)&secDesc,
|
---|
| 1475 | sizeof(SECdescriptorType), TX_NO_WAIT);
|
---|
| 1476 | s1 = tx_byte_allocate(&mp_ncached, (void *)&AESBuffIn,
|
---|
| 1477 | AES_BUFFER_SIZE, TX_NO_WAIT);
|
---|
| 1478 | s2 = tx_byte_allocate(&mp_ncached, (void *)&AESBuffOut,
|
---|
| 1479 | AES_BUFFER_SIZE, TX_NO_WAIT);
|
---|
| 1480 | s3 = tx_byte_allocate(&mp_ncached, (void *)&secKey,
|
---|
| 1481 | AES_BLOCK_SIZE*2, TX_NO_WAIT);
|
---|
| 1482 | s4 = tx_byte_allocate(&mp_ncached, (void *)&secReg,
|
---|
| 1483 | AES_BLOCK_SIZE, TX_NO_WAIT);
|
---|
| 1484 |
|
---|
| 1485 | if(s1 || s2 || s3 || s4 || s5)
|
---|
| 1486 | return BAD_FUNC_ARG;
|
---|
| 1487 | #else
|
---|
| 1488 | #warning "Allocate non-Cache buffers"
|
---|
| 1489 | #endif
|
---|
| 1490 |
|
---|
| 1491 | InitMutex(&Mutex_AesSEC);
|
---|
| 1492 | }
|
---|
| 1493 |
|
---|
| 1494 | if (!((keylen == 16) || (keylen == 24) || (keylen == 32)))
|
---|
| 1495 | return BAD_FUNC_ARG;
|
---|
| 1496 |
|
---|
| 1497 | if (aes == NULL)
|
---|
| 1498 | return BAD_FUNC_ARG;
|
---|
| 1499 |
|
---|
| 1500 | aes->rounds = keylen/4 + 6;
|
---|
| 1501 | XMEMCPY(aes->key, userKey, keylen);
|
---|
| 1502 |
|
---|
| 1503 | if (iv)
|
---|
| 1504 | XMEMCPY(aes->reg, iv, AES_BLOCK_SIZE);
|
---|
| 1505 |
|
---|
| 1506 | return 0;
|
---|
| 1507 | }
|
---|
| 1508 | #elif defined(FREESCALE_MMCAU)
|
---|
| 1509 | int wc_AesSetKey(Aes* aes, const byte* userKey, word32 keylen, const byte* iv,
|
---|
| 1510 | int dir)
|
---|
| 1511 | {
|
---|
| 1512 | int ret;
|
---|
| 1513 | byte *rk = (byte*)aes->key;
|
---|
| 1514 |
|
---|
| 1515 | if (!((keylen == 16) || (keylen == 24) || (keylen == 32)))
|
---|
| 1516 | return BAD_FUNC_ARG;
|
---|
| 1517 |
|
---|
| 1518 | if (rk == NULL)
|
---|
| 1519 | return BAD_FUNC_ARG;
|
---|
| 1520 |
|
---|
| 1521 | aes->rounds = keylen/4 + 6;
|
---|
| 1522 |
|
---|
| 1523 | ret = wolfSSL_CryptHwMutexLock();
|
---|
| 1524 | if(ret == 0) {
|
---|
| 1525 | cau_aes_set_key(userKey, keylen*8, rk);
|
---|
| 1526 | wolfSSL_CryptHwMutexUnLock();
|
---|
| 1527 |
|
---|
| 1528 | ret = wc_AesSetIV(aes, iv);
|
---|
| 1529 | }
|
---|
| 1530 |
|
---|
| 1531 | return ret;
|
---|
| 1532 | }
|
---|
| 1533 |
|
---|
| 1534 | int wc_AesSetKeyDirect(Aes* aes, const byte* userKey, word32 keylen,
|
---|
| 1535 | const byte* iv, int dir)
|
---|
| 1536 | {
|
---|
| 1537 | return wc_AesSetKey(aes, userKey, keylen, iv, dir);
|
---|
| 1538 | }
|
---|
| 1539 | #else
|
---|
| 1540 | static int wc_AesSetKeyLocal(Aes* aes, const byte* userKey, word32 keylen,
|
---|
| 1541 | const byte* iv, int dir)
|
---|
| 1542 | {
|
---|
| 1543 | word32 temp, *rk = aes->key;
|
---|
| 1544 | unsigned int i = 0;
|
---|
| 1545 |
|
---|
| 1546 | #ifdef WOLFSSL_AESNI
|
---|
| 1547 | aes->use_aesni = 0;
|
---|
| 1548 | #endif /* WOLFSSL_AESNI */
|
---|
| 1549 | #ifdef WOLFSSL_AES_COUNTER
|
---|
| 1550 | aes->left = 0;
|
---|
| 1551 | #endif /* WOLFSSL_AES_COUNTER */
|
---|
| 1552 |
|
---|
| 1553 | aes->rounds = keylen/4 + 6;
|
---|
| 1554 |
|
---|
| 1555 | XMEMCPY(rk, userKey, keylen);
|
---|
| 1556 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 1557 | ByteReverseWords(rk, rk, keylen);
|
---|
| 1558 | #endif
|
---|
| 1559 |
|
---|
| 1560 | #ifdef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 1561 | {
|
---|
| 1562 | word32 *akey1 = aes->key_ce;
|
---|
| 1563 | word32 *areg = aes->iv_ce ;
|
---|
| 1564 | aes->keylen = keylen ;
|
---|
| 1565 | XMEMCPY(akey1, userKey, keylen);
|
---|
| 1566 | if (iv)
|
---|
| 1567 | XMEMCPY(areg, iv, AES_BLOCK_SIZE);
|
---|
| 1568 | else
|
---|
| 1569 | XMEMSET(areg, 0, AES_BLOCK_SIZE);
|
---|
| 1570 | }
|
---|
| 1571 | #endif
|
---|
| 1572 |
|
---|
| 1573 | switch(keylen)
|
---|
| 1574 | {
|
---|
| 1575 | case 16:
|
---|
| 1576 | while (1)
|
---|
| 1577 | {
|
---|
| 1578 | temp = rk[3];
|
---|
| 1579 | rk[4] = rk[0] ^
|
---|
| 1580 | (Te[4][GETBYTE(temp, 2)] & 0xff000000) ^
|
---|
| 1581 | (Te[4][GETBYTE(temp, 1)] & 0x00ff0000) ^
|
---|
| 1582 | (Te[4][GETBYTE(temp, 0)] & 0x0000ff00) ^
|
---|
| 1583 | (Te[4][GETBYTE(temp, 3)] & 0x000000ff) ^
|
---|
| 1584 | rcon[i];
|
---|
| 1585 | rk[5] = rk[1] ^ rk[4];
|
---|
| 1586 | rk[6] = rk[2] ^ rk[5];
|
---|
| 1587 | rk[7] = rk[3] ^ rk[6];
|
---|
| 1588 | if (++i == 10)
|
---|
| 1589 | break;
|
---|
| 1590 | rk += 4;
|
---|
| 1591 | }
|
---|
| 1592 | break;
|
---|
| 1593 |
|
---|
| 1594 | case 24:
|
---|
| 1595 | /* for (;;) here triggers a bug in VC60 SP4 w/ Pro Pack */
|
---|
| 1596 | while (1)
|
---|
| 1597 | {
|
---|
| 1598 | temp = rk[ 5];
|
---|
| 1599 | rk[ 6] = rk[ 0] ^
|
---|
| 1600 | (Te[4][GETBYTE(temp, 2)] & 0xff000000) ^
|
---|
| 1601 | (Te[4][GETBYTE(temp, 1)] & 0x00ff0000) ^
|
---|
| 1602 | (Te[4][GETBYTE(temp, 0)] & 0x0000ff00) ^
|
---|
| 1603 | (Te[4][GETBYTE(temp, 3)] & 0x000000ff) ^
|
---|
| 1604 | rcon[i];
|
---|
| 1605 | rk[ 7] = rk[ 1] ^ rk[ 6];
|
---|
| 1606 | rk[ 8] = rk[ 2] ^ rk[ 7];
|
---|
| 1607 | rk[ 9] = rk[ 3] ^ rk[ 8];
|
---|
| 1608 | if (++i == 8)
|
---|
| 1609 | break;
|
---|
| 1610 | rk[10] = rk[ 4] ^ rk[ 9];
|
---|
| 1611 | rk[11] = rk[ 5] ^ rk[10];
|
---|
| 1612 | rk += 6;
|
---|
| 1613 | }
|
---|
| 1614 | break;
|
---|
| 1615 |
|
---|
| 1616 | case 32:
|
---|
| 1617 | while (1)
|
---|
| 1618 | {
|
---|
| 1619 | temp = rk[ 7];
|
---|
| 1620 | rk[ 8] = rk[ 0] ^
|
---|
| 1621 | (Te[4][GETBYTE(temp, 2)] & 0xff000000) ^
|
---|
| 1622 | (Te[4][GETBYTE(temp, 1)] & 0x00ff0000) ^
|
---|
| 1623 | (Te[4][GETBYTE(temp, 0)] & 0x0000ff00) ^
|
---|
| 1624 | (Te[4][GETBYTE(temp, 3)] & 0x000000ff) ^
|
---|
| 1625 | rcon[i];
|
---|
| 1626 | rk[ 9] = rk[ 1] ^ rk[ 8];
|
---|
| 1627 | rk[10] = rk[ 2] ^ rk[ 9];
|
---|
| 1628 | rk[11] = rk[ 3] ^ rk[10];
|
---|
| 1629 | if (++i == 7)
|
---|
| 1630 | break;
|
---|
| 1631 | temp = rk[11];
|
---|
| 1632 | rk[12] = rk[ 4] ^
|
---|
| 1633 | (Te[4][GETBYTE(temp, 3)] & 0xff000000) ^
|
---|
| 1634 | (Te[4][GETBYTE(temp, 2)] & 0x00ff0000) ^
|
---|
| 1635 | (Te[4][GETBYTE(temp, 1)] & 0x0000ff00) ^
|
---|
| 1636 | (Te[4][GETBYTE(temp, 0)] & 0x000000ff);
|
---|
| 1637 | rk[13] = rk[ 5] ^ rk[12];
|
---|
| 1638 | rk[14] = rk[ 6] ^ rk[13];
|
---|
| 1639 | rk[15] = rk[ 7] ^ rk[14];
|
---|
| 1640 |
|
---|
| 1641 | rk += 8;
|
---|
| 1642 | }
|
---|
| 1643 | break;
|
---|
| 1644 |
|
---|
| 1645 | default:
|
---|
| 1646 | return BAD_FUNC_ARG;
|
---|
| 1647 | }
|
---|
| 1648 |
|
---|
| 1649 | if (dir == AES_DECRYPTION)
|
---|
| 1650 | {
|
---|
| 1651 | unsigned int j;
|
---|
| 1652 | rk = aes->key;
|
---|
| 1653 |
|
---|
| 1654 | /* invert the order of the round keys: */
|
---|
| 1655 | for (i = 0, j = 4* aes->rounds; i < j; i += 4, j -= 4) {
|
---|
| 1656 | temp = rk[i ]; rk[i ] = rk[j ]; rk[j ] = temp;
|
---|
| 1657 | temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
|
---|
| 1658 | temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;
|
---|
| 1659 | temp = rk[i + 3]; rk[i + 3] = rk[j + 3]; rk[j + 3] = temp;
|
---|
| 1660 | }
|
---|
| 1661 | /* apply the inverse MixColumn transform to all round keys but the
|
---|
| 1662 | first and the last: */
|
---|
| 1663 | for (i = 1; i < aes->rounds; i++) {
|
---|
| 1664 | rk += 4;
|
---|
| 1665 | rk[0] =
|
---|
| 1666 | Td[0][Te[4][GETBYTE(rk[0], 3)] & 0xff] ^
|
---|
| 1667 | Td[1][Te[4][GETBYTE(rk[0], 2)] & 0xff] ^
|
---|
| 1668 | Td[2][Te[4][GETBYTE(rk[0], 1)] & 0xff] ^
|
---|
| 1669 | Td[3][Te[4][GETBYTE(rk[0], 0)] & 0xff];
|
---|
| 1670 | rk[1] =
|
---|
| 1671 | Td[0][Te[4][GETBYTE(rk[1], 3)] & 0xff] ^
|
---|
| 1672 | Td[1][Te[4][GETBYTE(rk[1], 2)] & 0xff] ^
|
---|
| 1673 | Td[2][Te[4][GETBYTE(rk[1], 1)] & 0xff] ^
|
---|
| 1674 | Td[3][Te[4][GETBYTE(rk[1], 0)] & 0xff];
|
---|
| 1675 | rk[2] =
|
---|
| 1676 | Td[0][Te[4][GETBYTE(rk[2], 3)] & 0xff] ^
|
---|
| 1677 | Td[1][Te[4][GETBYTE(rk[2], 2)] & 0xff] ^
|
---|
| 1678 | Td[2][Te[4][GETBYTE(rk[2], 1)] & 0xff] ^
|
---|
| 1679 | Td[3][Te[4][GETBYTE(rk[2], 0)] & 0xff];
|
---|
| 1680 | rk[3] =
|
---|
| 1681 | Td[0][Te[4][GETBYTE(rk[3], 3)] & 0xff] ^
|
---|
| 1682 | Td[1][Te[4][GETBYTE(rk[3], 2)] & 0xff] ^
|
---|
| 1683 | Td[2][Te[4][GETBYTE(rk[3], 1)] & 0xff] ^
|
---|
| 1684 | Td[3][Te[4][GETBYTE(rk[3], 0)] & 0xff];
|
---|
| 1685 | }
|
---|
| 1686 | }
|
---|
| 1687 |
|
---|
| 1688 | return wc_AesSetIV(aes, iv);
|
---|
| 1689 | }
|
---|
| 1690 |
|
---|
| 1691 | int wc_AesSetKey(Aes* aes, const byte* userKey, word32 keylen, const byte* iv,
|
---|
| 1692 | int dir)
|
---|
| 1693 | {
|
---|
| 1694 |
|
---|
| 1695 | if (!((keylen == 16) || (keylen == 24) || (keylen == 32)))
|
---|
| 1696 | return BAD_FUNC_ARG;
|
---|
| 1697 |
|
---|
| 1698 | #ifdef HAVE_CAVIUM
|
---|
| 1699 | if (aes->magic == WOLFSSL_AES_CAVIUM_MAGIC)
|
---|
| 1700 | return wc_AesCaviumSetKey(aes, userKey, keylen, iv);
|
---|
| 1701 | #endif
|
---|
| 1702 |
|
---|
| 1703 | #ifdef WOLFSSL_AESNI
|
---|
| 1704 | if (checkAESNI == 0) {
|
---|
| 1705 | haveAESNI = Check_CPU_support_AES();
|
---|
| 1706 | checkAESNI = 1;
|
---|
| 1707 | }
|
---|
| 1708 | if (haveAESNI) {
|
---|
| 1709 | aes->use_aesni = 1;
|
---|
| 1710 | if (iv)
|
---|
| 1711 | XMEMCPY(aes->reg, iv, AES_BLOCK_SIZE);
|
---|
| 1712 | if (dir == AES_ENCRYPTION)
|
---|
| 1713 | return AES_set_encrypt_key(userKey, keylen * 8, aes);
|
---|
| 1714 | else
|
---|
| 1715 | return AES_set_decrypt_key(userKey, keylen * 8, aes);
|
---|
| 1716 | }
|
---|
| 1717 | #endif /* WOLFSSL_AESNI */
|
---|
| 1718 |
|
---|
| 1719 | return wc_AesSetKeyLocal(aes, userKey, keylen, iv, dir);
|
---|
| 1720 | }
|
---|
| 1721 |
|
---|
| 1722 | #if defined(WOLFSSL_AES_DIRECT) || defined(WOLFSSL_AES_COUNTER)
|
---|
| 1723 |
|
---|
| 1724 | /* AES-CTR and AES-DIRECT need to use this for key setup, no aesni yet */
|
---|
| 1725 | int wc_AesSetKeyDirect(Aes* aes, const byte* userKey, word32 keylen,
|
---|
| 1726 | const byte* iv, int dir)
|
---|
| 1727 | {
|
---|
| 1728 | return wc_AesSetKeyLocal(aes, userKey, keylen, iv, dir);
|
---|
| 1729 | }
|
---|
| 1730 |
|
---|
| 1731 | #endif /* WOLFSSL_AES_DIRECT || WOLFSSL_AES_COUNTER */
|
---|
| 1732 | #endif /* STM32F2_CRYPTO, wc_AesSetKey block */
|
---|
| 1733 |
|
---|
| 1734 |
|
---|
| 1735 | /* wc_AesSetIV is shared between software and hardware */
|
---|
| 1736 | int wc_AesSetIV(Aes* aes, const byte* iv)
|
---|
| 1737 | {
|
---|
| 1738 | if (aes == NULL)
|
---|
| 1739 | return BAD_FUNC_ARG;
|
---|
| 1740 |
|
---|
| 1741 | if (iv)
|
---|
| 1742 | XMEMCPY(aes->reg, iv, AES_BLOCK_SIZE);
|
---|
| 1743 | else
|
---|
| 1744 | XMEMSET(aes->reg, 0, AES_BLOCK_SIZE);
|
---|
| 1745 |
|
---|
| 1746 | return 0;
|
---|
| 1747 | }
|
---|
| 1748 |
|
---|
| 1749 |
|
---|
| 1750 |
|
---|
| 1751 |
|
---|
| 1752 | /* AES-DIRECT */
|
---|
| 1753 | #if defined(WOLFSSL_AES_DIRECT)
|
---|
| 1754 | #if defined(STM32F2_CRYPTO)
|
---|
| 1755 | #error "STM32F2 crypto doesn't yet support AES direct"
|
---|
| 1756 |
|
---|
| 1757 | #elif defined(HAVE_COLDFIRE_SEC)
|
---|
| 1758 | #error "Coldfire SEC doesn't yet support AES direct"
|
---|
| 1759 |
|
---|
| 1760 | #elif defined(WOLFSSL_PIC32MZ_CRYPT)
|
---|
| 1761 | #error "PIC32MZ doesn't yet support AES direct"
|
---|
| 1762 |
|
---|
| 1763 | #else
|
---|
| 1764 | /* Allow direct access to one block encrypt */
|
---|
| 1765 | void wc_AesEncryptDirect(Aes* aes, byte* out, const byte* in)
|
---|
| 1766 | {
|
---|
| 1767 | wc_AesEncrypt(aes, in, out);
|
---|
| 1768 | }
|
---|
| 1769 |
|
---|
| 1770 | /* Allow direct access to one block decrypt */
|
---|
| 1771 | void wc_AesDecryptDirect(Aes* aes, byte* out, const byte* in)
|
---|
| 1772 | {
|
---|
| 1773 | wc_AesDecrypt(aes, in, out);
|
---|
| 1774 | }
|
---|
| 1775 |
|
---|
| 1776 | #endif /* AES direct block */
|
---|
| 1777 | #endif /* WOLFSSL_AES_DIRECT */
|
---|
| 1778 |
|
---|
| 1779 |
|
---|
| 1780 | /* AES-CBC */
|
---|
| 1781 | #ifdef STM32F2_CRYPTO
|
---|
| 1782 | int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 1783 | {
|
---|
| 1784 | word32 *enc_key, *iv;
|
---|
| 1785 | CRYP_InitTypeDef AES_CRYP_InitStructure;
|
---|
| 1786 | CRYP_KeyInitTypeDef AES_CRYP_KeyInitStructure;
|
---|
| 1787 | CRYP_IVInitTypeDef AES_CRYP_IVInitStructure;
|
---|
| 1788 |
|
---|
| 1789 | enc_key = aes->key;
|
---|
| 1790 | iv = aes->reg;
|
---|
| 1791 |
|
---|
| 1792 | /* crypto structure initialization */
|
---|
| 1793 | CRYP_KeyStructInit(&AES_CRYP_KeyInitStructure);
|
---|
| 1794 | CRYP_StructInit(&AES_CRYP_InitStructure);
|
---|
| 1795 | CRYP_IVStructInit(&AES_CRYP_IVInitStructure);
|
---|
| 1796 |
|
---|
| 1797 | /* reset registers to their default values */
|
---|
| 1798 | CRYP_DeInit();
|
---|
| 1799 |
|
---|
| 1800 | /* load key into correct registers */
|
---|
| 1801 | switch(aes->rounds)
|
---|
| 1802 | {
|
---|
| 1803 | case 10: /* 128-bit key */
|
---|
| 1804 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_128b;
|
---|
| 1805 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = enc_key[0];
|
---|
| 1806 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = enc_key[1];
|
---|
| 1807 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = enc_key[2];
|
---|
| 1808 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = enc_key[3];
|
---|
| 1809 | break;
|
---|
| 1810 |
|
---|
| 1811 | case 12: /* 192-bit key */
|
---|
| 1812 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_192b;
|
---|
| 1813 | AES_CRYP_KeyInitStructure.CRYP_Key1Left = enc_key[0];
|
---|
| 1814 | AES_CRYP_KeyInitStructure.CRYP_Key1Right = enc_key[1];
|
---|
| 1815 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = enc_key[2];
|
---|
| 1816 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = enc_key[3];
|
---|
| 1817 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = enc_key[4];
|
---|
| 1818 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = enc_key[5];
|
---|
| 1819 | break;
|
---|
| 1820 |
|
---|
| 1821 | case 14: /* 256-bit key */
|
---|
| 1822 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_256b;
|
---|
| 1823 | AES_CRYP_KeyInitStructure.CRYP_Key0Left = enc_key[0];
|
---|
| 1824 | AES_CRYP_KeyInitStructure.CRYP_Key0Right = enc_key[1];
|
---|
| 1825 | AES_CRYP_KeyInitStructure.CRYP_Key1Left = enc_key[2];
|
---|
| 1826 | AES_CRYP_KeyInitStructure.CRYP_Key1Right = enc_key[3];
|
---|
| 1827 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = enc_key[4];
|
---|
| 1828 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = enc_key[5];
|
---|
| 1829 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = enc_key[6];
|
---|
| 1830 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = enc_key[7];
|
---|
| 1831 | break;
|
---|
| 1832 |
|
---|
| 1833 | default:
|
---|
| 1834 | break;
|
---|
| 1835 | }
|
---|
| 1836 | CRYP_KeyInit(&AES_CRYP_KeyInitStructure);
|
---|
| 1837 |
|
---|
| 1838 | /* set iv */
|
---|
| 1839 | ByteReverseWords(iv, iv, AES_BLOCK_SIZE);
|
---|
| 1840 | AES_CRYP_IVInitStructure.CRYP_IV0Left = iv[0];
|
---|
| 1841 | AES_CRYP_IVInitStructure.CRYP_IV0Right = iv[1];
|
---|
| 1842 | AES_CRYP_IVInitStructure.CRYP_IV1Left = iv[2];
|
---|
| 1843 | AES_CRYP_IVInitStructure.CRYP_IV1Right = iv[3];
|
---|
| 1844 | CRYP_IVInit(&AES_CRYP_IVInitStructure);
|
---|
| 1845 |
|
---|
| 1846 | /* set direction, mode, and datatype */
|
---|
| 1847 | AES_CRYP_InitStructure.CRYP_AlgoDir = CRYP_AlgoDir_Encrypt;
|
---|
| 1848 | AES_CRYP_InitStructure.CRYP_AlgoMode = CRYP_AlgoMode_AES_CBC;
|
---|
| 1849 | AES_CRYP_InitStructure.CRYP_DataType = CRYP_DataType_8b;
|
---|
| 1850 | CRYP_Init(&AES_CRYP_InitStructure);
|
---|
| 1851 |
|
---|
| 1852 | /* enable crypto processor */
|
---|
| 1853 | CRYP_Cmd(ENABLE);
|
---|
| 1854 |
|
---|
| 1855 | while (sz > 0)
|
---|
| 1856 | {
|
---|
| 1857 | /* flush IN/OUT FIFOs */
|
---|
| 1858 | CRYP_FIFOFlush();
|
---|
| 1859 |
|
---|
| 1860 | CRYP_DataIn(*(uint32_t*)&in[0]);
|
---|
| 1861 | CRYP_DataIn(*(uint32_t*)&in[4]);
|
---|
| 1862 | CRYP_DataIn(*(uint32_t*)&in[8]);
|
---|
| 1863 | CRYP_DataIn(*(uint32_t*)&in[12]);
|
---|
| 1864 |
|
---|
| 1865 | /* wait until the complete message has been processed */
|
---|
| 1866 | while(CRYP_GetFlagStatus(CRYP_FLAG_BUSY) != RESET) {}
|
---|
| 1867 |
|
---|
| 1868 | *(uint32_t*)&out[0] = CRYP_DataOut();
|
---|
| 1869 | *(uint32_t*)&out[4] = CRYP_DataOut();
|
---|
| 1870 | *(uint32_t*)&out[8] = CRYP_DataOut();
|
---|
| 1871 | *(uint32_t*)&out[12] = CRYP_DataOut();
|
---|
| 1872 |
|
---|
| 1873 | /* store iv for next call */
|
---|
| 1874 | XMEMCPY(aes->reg, out + sz - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 1875 |
|
---|
| 1876 | sz -= 16;
|
---|
| 1877 | in += 16;
|
---|
| 1878 | out += 16;
|
---|
| 1879 | }
|
---|
| 1880 |
|
---|
| 1881 | /* disable crypto processor */
|
---|
| 1882 | CRYP_Cmd(DISABLE);
|
---|
| 1883 |
|
---|
| 1884 | return 0;
|
---|
| 1885 | }
|
---|
| 1886 |
|
---|
| 1887 | int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 1888 | {
|
---|
| 1889 | word32 *dec_key, *iv;
|
---|
| 1890 | CRYP_InitTypeDef AES_CRYP_InitStructure;
|
---|
| 1891 | CRYP_KeyInitTypeDef AES_CRYP_KeyInitStructure;
|
---|
| 1892 | CRYP_IVInitTypeDef AES_CRYP_IVInitStructure;
|
---|
| 1893 |
|
---|
| 1894 | dec_key = aes->key;
|
---|
| 1895 | iv = aes->reg;
|
---|
| 1896 |
|
---|
| 1897 | /* crypto structure initialization */
|
---|
| 1898 | CRYP_KeyStructInit(&AES_CRYP_KeyInitStructure);
|
---|
| 1899 | CRYP_StructInit(&AES_CRYP_InitStructure);
|
---|
| 1900 | CRYP_IVStructInit(&AES_CRYP_IVInitStructure);
|
---|
| 1901 |
|
---|
| 1902 | /* if input and output same will overwrite input iv */
|
---|
| 1903 | XMEMCPY(aes->tmp, in + sz - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 1904 |
|
---|
| 1905 | /* reset registers to their default values */
|
---|
| 1906 | CRYP_DeInit();
|
---|
| 1907 |
|
---|
| 1908 | /* load key into correct registers */
|
---|
| 1909 | switch(aes->rounds)
|
---|
| 1910 | {
|
---|
| 1911 | case 10: /* 128-bit key */
|
---|
| 1912 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_128b;
|
---|
| 1913 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = dec_key[0];
|
---|
| 1914 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = dec_key[1];
|
---|
| 1915 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = dec_key[2];
|
---|
| 1916 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = dec_key[3];
|
---|
| 1917 | break;
|
---|
| 1918 |
|
---|
| 1919 | case 12: /* 192-bit key */
|
---|
| 1920 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_192b;
|
---|
| 1921 | AES_CRYP_KeyInitStructure.CRYP_Key1Left = dec_key[0];
|
---|
| 1922 | AES_CRYP_KeyInitStructure.CRYP_Key1Right = dec_key[1];
|
---|
| 1923 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = dec_key[2];
|
---|
| 1924 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = dec_key[3];
|
---|
| 1925 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = dec_key[4];
|
---|
| 1926 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = dec_key[5];
|
---|
| 1927 | break;
|
---|
| 1928 |
|
---|
| 1929 | case 14: /* 256-bit key */
|
---|
| 1930 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_256b;
|
---|
| 1931 | AES_CRYP_KeyInitStructure.CRYP_Key0Left = dec_key[0];
|
---|
| 1932 | AES_CRYP_KeyInitStructure.CRYP_Key0Right = dec_key[1];
|
---|
| 1933 | AES_CRYP_KeyInitStructure.CRYP_Key1Left = dec_key[2];
|
---|
| 1934 | AES_CRYP_KeyInitStructure.CRYP_Key1Right = dec_key[3];
|
---|
| 1935 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = dec_key[4];
|
---|
| 1936 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = dec_key[5];
|
---|
| 1937 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = dec_key[6];
|
---|
| 1938 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = dec_key[7];
|
---|
| 1939 | break;
|
---|
| 1940 |
|
---|
| 1941 | default:
|
---|
| 1942 | break;
|
---|
| 1943 | }
|
---|
| 1944 |
|
---|
| 1945 | /* set direction, mode, and datatype for key preparation */
|
---|
| 1946 | AES_CRYP_InitStructure.CRYP_AlgoDir = CRYP_AlgoDir_Decrypt;
|
---|
| 1947 | AES_CRYP_InitStructure.CRYP_AlgoMode = CRYP_AlgoMode_AES_Key;
|
---|
| 1948 | AES_CRYP_InitStructure.CRYP_DataType = CRYP_DataType_32b;
|
---|
| 1949 | CRYP_Init(&AES_CRYP_InitStructure);
|
---|
| 1950 | CRYP_KeyInit(&AES_CRYP_KeyInitStructure);
|
---|
| 1951 |
|
---|
| 1952 | /* enable crypto processor */
|
---|
| 1953 | CRYP_Cmd(ENABLE);
|
---|
| 1954 |
|
---|
| 1955 | /* wait until key has been prepared */
|
---|
| 1956 | while(CRYP_GetFlagStatus(CRYP_FLAG_BUSY) != RESET) {}
|
---|
| 1957 |
|
---|
| 1958 | /* set direction, mode, and datatype for decryption */
|
---|
| 1959 | AES_CRYP_InitStructure.CRYP_AlgoDir = CRYP_AlgoDir_Decrypt;
|
---|
| 1960 | AES_CRYP_InitStructure.CRYP_AlgoMode = CRYP_AlgoMode_AES_CBC;
|
---|
| 1961 | AES_CRYP_InitStructure.CRYP_DataType = CRYP_DataType_8b;
|
---|
| 1962 | CRYP_Init(&AES_CRYP_InitStructure);
|
---|
| 1963 |
|
---|
| 1964 | /* set iv */
|
---|
| 1965 | ByteReverseWords(iv, iv, AES_BLOCK_SIZE);
|
---|
| 1966 |
|
---|
| 1967 | AES_CRYP_IVInitStructure.CRYP_IV0Left = iv[0];
|
---|
| 1968 | AES_CRYP_IVInitStructure.CRYP_IV0Right = iv[1];
|
---|
| 1969 | AES_CRYP_IVInitStructure.CRYP_IV1Left = iv[2];
|
---|
| 1970 | AES_CRYP_IVInitStructure.CRYP_IV1Right = iv[3];
|
---|
| 1971 | CRYP_IVInit(&AES_CRYP_IVInitStructure);
|
---|
| 1972 |
|
---|
| 1973 | /* enable crypto processor */
|
---|
| 1974 | CRYP_Cmd(ENABLE);
|
---|
| 1975 |
|
---|
| 1976 | while (sz > 0)
|
---|
| 1977 | {
|
---|
| 1978 | /* flush IN/OUT FIFOs */
|
---|
| 1979 | CRYP_FIFOFlush();
|
---|
| 1980 |
|
---|
| 1981 | CRYP_DataIn(*(uint32_t*)&in[0]);
|
---|
| 1982 | CRYP_DataIn(*(uint32_t*)&in[4]);
|
---|
| 1983 | CRYP_DataIn(*(uint32_t*)&in[8]);
|
---|
| 1984 | CRYP_DataIn(*(uint32_t*)&in[12]);
|
---|
| 1985 |
|
---|
| 1986 | /* wait until the complete message has been processed */
|
---|
| 1987 | while(CRYP_GetFlagStatus(CRYP_FLAG_BUSY) != RESET) {}
|
---|
| 1988 |
|
---|
| 1989 | *(uint32_t*)&out[0] = CRYP_DataOut();
|
---|
| 1990 | *(uint32_t*)&out[4] = CRYP_DataOut();
|
---|
| 1991 | *(uint32_t*)&out[8] = CRYP_DataOut();
|
---|
| 1992 | *(uint32_t*)&out[12] = CRYP_DataOut();
|
---|
| 1993 |
|
---|
| 1994 | /* store iv for next call */
|
---|
| 1995 | XMEMCPY(aes->reg, aes->tmp, AES_BLOCK_SIZE);
|
---|
| 1996 |
|
---|
| 1997 | sz -= 16;
|
---|
| 1998 | in += 16;
|
---|
| 1999 | out += 16;
|
---|
| 2000 | }
|
---|
| 2001 |
|
---|
| 2002 | /* disable crypto processor */
|
---|
| 2003 | CRYP_Cmd(DISABLE);
|
---|
| 2004 |
|
---|
| 2005 | return 0;
|
---|
| 2006 | }
|
---|
| 2007 |
|
---|
| 2008 | #elif defined(HAVE_COLDFIRE_SEC)
|
---|
| 2009 | static int wc_AesCbcCrypt(Aes* aes, byte* po, const byte* pi, word32 sz,
|
---|
| 2010 | word32 descHeader)
|
---|
| 2011 | {
|
---|
| 2012 | #ifdef DEBUG_WOLFSSL
|
---|
| 2013 | int i; int stat1, stat2; int ret;
|
---|
| 2014 | #endif
|
---|
| 2015 |
|
---|
| 2016 | int size;
|
---|
| 2017 | volatile int v;
|
---|
| 2018 |
|
---|
| 2019 | if ((pi == NULL) || (po == NULL))
|
---|
| 2020 | return BAD_FUNC_ARG; /*wrong pointer*/
|
---|
| 2021 |
|
---|
| 2022 | LockMutex(&Mutex_AesSEC);
|
---|
| 2023 |
|
---|
| 2024 | /* Set descriptor for SEC */
|
---|
| 2025 | secDesc->length1 = 0x0;
|
---|
| 2026 | secDesc->pointer1 = NULL;
|
---|
| 2027 |
|
---|
| 2028 | secDesc->length2 = AES_BLOCK_SIZE;
|
---|
| 2029 | secDesc->pointer2 = (byte *)secReg; /* Initial Vector */
|
---|
| 2030 |
|
---|
| 2031 | switch(aes->rounds) {
|
---|
| 2032 | case 10: secDesc->length3 = 16 ; break ;
|
---|
| 2033 | case 12: secDesc->length3 = 24 ; break ;
|
---|
| 2034 | case 14: secDesc->length3 = 32 ; break ;
|
---|
| 2035 | }
|
---|
| 2036 | XMEMCPY(secKey, aes->key, secDesc->length3);
|
---|
| 2037 |
|
---|
| 2038 | secDesc->pointer3 = (byte *)secKey;
|
---|
| 2039 | secDesc->pointer4 = AESBuffIn;
|
---|
| 2040 | secDesc->pointer5 = AESBuffOut;
|
---|
| 2041 | secDesc->length6 = 0x0;
|
---|
| 2042 | secDesc->pointer6 = NULL;
|
---|
| 2043 | secDesc->length7 = 0x0;
|
---|
| 2044 | secDesc->pointer7 = NULL;
|
---|
| 2045 | secDesc->nextDescriptorPtr = NULL;
|
---|
| 2046 |
|
---|
| 2047 | while (sz) {
|
---|
| 2048 | secDesc->header = descHeader;
|
---|
| 2049 | XMEMCPY(secReg, aes->reg, AES_BLOCK_SIZE);
|
---|
| 2050 | if ((sz % AES_BUFFER_SIZE) == sz) {
|
---|
| 2051 | size = sz;
|
---|
| 2052 | sz = 0;
|
---|
| 2053 | } else {
|
---|
| 2054 | size = AES_BUFFER_SIZE;
|
---|
| 2055 | sz -= AES_BUFFER_SIZE;
|
---|
| 2056 | }
|
---|
| 2057 | secDesc->length4 = size;
|
---|
| 2058 | secDesc->length5 = size;
|
---|
| 2059 |
|
---|
| 2060 | XMEMCPY(AESBuffIn, pi, size);
|
---|
| 2061 | if(descHeader == SEC_DESC_AES_CBC_DECRYPT) {
|
---|
| 2062 | XMEMCPY((void*)aes->tmp, (void*)&(pi[size-AES_BLOCK_SIZE]),
|
---|
| 2063 | AES_BLOCK_SIZE);
|
---|
| 2064 | }
|
---|
| 2065 |
|
---|
| 2066 | /* Point SEC to the location of the descriptor */
|
---|
| 2067 | MCF_SEC_FR0 = (uint32)secDesc;
|
---|
| 2068 | /* Initialize SEC and wait for encryption to complete */
|
---|
| 2069 | MCF_SEC_CCCR0 = 0x0000001a;
|
---|
| 2070 | /* poll SISR to determine when channel is complete */
|
---|
| 2071 | v=0;
|
---|
| 2072 |
|
---|
| 2073 | while ((secDesc->header>> 24) != 0xff) v++;
|
---|
| 2074 |
|
---|
| 2075 | #ifdef DEBUG_WOLFSSL
|
---|
| 2076 | ret = MCF_SEC_SISRH;
|
---|
| 2077 | stat1 = MCF_SEC_AESSR;
|
---|
| 2078 | stat2 = MCF_SEC_AESISR;
|
---|
| 2079 | if (ret & 0xe0000000) {
|
---|
| 2080 | db_printf("Aes_Cbc(i=%d):ISRH=%08x, AESSR=%08x, "
|
---|
| 2081 | "AESISR=%08x\n", i, ret, stat1, stat2);
|
---|
| 2082 | }
|
---|
| 2083 | #endif
|
---|
| 2084 |
|
---|
| 2085 | XMEMCPY(po, AESBuffOut, size);
|
---|
| 2086 |
|
---|
| 2087 | if (descHeader == SEC_DESC_AES_CBC_ENCRYPT) {
|
---|
| 2088 | XMEMCPY((void*)aes->reg, (void*)&(po[size-AES_BLOCK_SIZE]),
|
---|
| 2089 | AES_BLOCK_SIZE);
|
---|
| 2090 | } else {
|
---|
| 2091 | XMEMCPY((void*)aes->reg, (void*)aes->tmp, AES_BLOCK_SIZE);
|
---|
| 2092 | }
|
---|
| 2093 |
|
---|
| 2094 | pi += size;
|
---|
| 2095 | po += size;
|
---|
| 2096 | }
|
---|
| 2097 |
|
---|
| 2098 | UnLockMutex(&Mutex_AesSEC);
|
---|
| 2099 | return 0;
|
---|
| 2100 | }
|
---|
| 2101 |
|
---|
| 2102 | int wc_AesCbcEncrypt(Aes* aes, byte* po, const byte* pi, word32 sz)
|
---|
| 2103 | {
|
---|
| 2104 | return (wc_AesCbcCrypt(aes, po, pi, sz, SEC_DESC_AES_CBC_ENCRYPT));
|
---|
| 2105 | }
|
---|
| 2106 |
|
---|
| 2107 | int wc_AesCbcDecrypt(Aes* aes, byte* po, const byte* pi, word32 sz)
|
---|
| 2108 | {
|
---|
| 2109 | return (wc_AesCbcCrypt(aes, po, pi, sz, SEC_DESC_AES_CBC_DECRYPT));
|
---|
| 2110 | }
|
---|
| 2111 |
|
---|
| 2112 | #elif defined(FREESCALE_MMCAU)
|
---|
| 2113 | int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2114 | {
|
---|
| 2115 | int i;
|
---|
| 2116 | int offset = 0;
|
---|
| 2117 | int len = sz;
|
---|
| 2118 |
|
---|
| 2119 | byte *iv;
|
---|
| 2120 | byte temp_block[AES_BLOCK_SIZE];
|
---|
| 2121 |
|
---|
| 2122 | iv = (byte*)aes->reg;
|
---|
| 2123 |
|
---|
| 2124 | if ((wolfssl_word)out % WOLFSSL_MMCAU_ALIGNMENT) {
|
---|
| 2125 | WOLFSSL_MSG("Bad cau_aes_encrypt alignment");
|
---|
| 2126 | return BAD_ALIGN_E;
|
---|
| 2127 | }
|
---|
| 2128 |
|
---|
| 2129 | while (len > 0)
|
---|
| 2130 | {
|
---|
| 2131 | XMEMCPY(temp_block, in + offset, AES_BLOCK_SIZE);
|
---|
| 2132 |
|
---|
| 2133 | /* XOR block with IV for CBC */
|
---|
| 2134 | for (i = 0; i < AES_BLOCK_SIZE; i++)
|
---|
| 2135 | temp_block[i] ^= iv[i];
|
---|
| 2136 |
|
---|
| 2137 | wc_AesEncrypt(aes, temp_block, out + offset);
|
---|
| 2138 |
|
---|
| 2139 | len -= AES_BLOCK_SIZE;
|
---|
| 2140 | offset += AES_BLOCK_SIZE;
|
---|
| 2141 |
|
---|
| 2142 | /* store IV for next block */
|
---|
| 2143 | XMEMCPY(iv, out + offset - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 2144 | }
|
---|
| 2145 |
|
---|
| 2146 | return 0;
|
---|
| 2147 | }
|
---|
| 2148 |
|
---|
| 2149 | int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2150 | {
|
---|
| 2151 | int i;
|
---|
| 2152 | int offset = 0;
|
---|
| 2153 | int len = sz;
|
---|
| 2154 |
|
---|
| 2155 | byte* iv;
|
---|
| 2156 | byte temp_block[AES_BLOCK_SIZE];
|
---|
| 2157 |
|
---|
| 2158 | iv = (byte*)aes->reg;
|
---|
| 2159 |
|
---|
| 2160 | if ((wolfssl_word)out % WOLFSSL_MMCAU_ALIGNMENT) {
|
---|
| 2161 | WOLFSSL_MSG("Bad cau_aes_decrypt alignment");
|
---|
| 2162 | return BAD_ALIGN_E;
|
---|
| 2163 | }
|
---|
| 2164 |
|
---|
| 2165 | while (len > 0)
|
---|
| 2166 | {
|
---|
| 2167 | XMEMCPY(temp_block, in + offset, AES_BLOCK_SIZE);
|
---|
| 2168 |
|
---|
| 2169 | wc_AesEncrypt(aes, in + offset, out + offset);
|
---|
| 2170 |
|
---|
| 2171 | /* XOR block with IV for CBC */
|
---|
| 2172 | for (i = 0; i < AES_BLOCK_SIZE; i++)
|
---|
| 2173 | (out + offset)[i] ^= iv[i];
|
---|
| 2174 |
|
---|
| 2175 | /* store IV for next block */
|
---|
| 2176 | XMEMCPY(iv, temp_block, AES_BLOCK_SIZE);
|
---|
| 2177 |
|
---|
| 2178 | len -= AES_BLOCK_SIZE;
|
---|
| 2179 | offset += AES_BLOCK_SIZE;
|
---|
| 2180 | }
|
---|
| 2181 |
|
---|
| 2182 | return 0;
|
---|
| 2183 | }
|
---|
| 2184 |
|
---|
| 2185 | #elif defined(WOLFSSL_PIC32MZ_CRYPT)
|
---|
| 2186 | /* core hardware crypt engine driver */
|
---|
| 2187 | static void wc_AesCrypt(Aes *aes, byte* out, const byte* in, word32 sz,
|
---|
| 2188 | int dir, int algo, int cryptoalgo)
|
---|
| 2189 | {
|
---|
| 2190 | securityAssociation *sa_p ;
|
---|
| 2191 | bufferDescriptor *bd_p ;
|
---|
| 2192 |
|
---|
| 2193 | volatile securityAssociation sa __attribute__((aligned (8)));
|
---|
| 2194 | volatile bufferDescriptor bd __attribute__((aligned (8)));
|
---|
| 2195 | volatile int k ;
|
---|
| 2196 |
|
---|
| 2197 | /* get uncached address */
|
---|
| 2198 | sa_p = KVA0_TO_KVA1(&sa) ;
|
---|
| 2199 | bd_p = KVA0_TO_KVA1(&bd) ;
|
---|
| 2200 |
|
---|
| 2201 | /* Sync cache and physical memory */
|
---|
| 2202 | if(PIC32MZ_IF_RAM(in)) {
|
---|
| 2203 | XMEMCPY((void *)KVA0_TO_KVA1(in), (void *)in, sz);
|
---|
| 2204 | }
|
---|
| 2205 | XMEMSET((void *)KVA0_TO_KVA1(out), 0, sz);
|
---|
| 2206 | /* Set up the Security Association */
|
---|
| 2207 | XMEMSET((byte *)KVA0_TO_KVA1(&sa), 0, sizeof(sa));
|
---|
| 2208 | sa_p->SA_CTRL.ALGO = algo ; /* AES */
|
---|
| 2209 | sa_p->SA_CTRL.LNC = 1;
|
---|
| 2210 | sa_p->SA_CTRL.LOADIV = 1;
|
---|
| 2211 | sa_p->SA_CTRL.FB = 1;
|
---|
| 2212 | sa_p->SA_CTRL.ENCTYPE = dir ; /* Encryption/Decryption */
|
---|
| 2213 | sa_p->SA_CTRL.CRYPTOALGO = cryptoalgo;
|
---|
| 2214 |
|
---|
| 2215 | if(cryptoalgo == PIC32_CRYPTOALGO_AES_GCM){
|
---|
| 2216 | switch(aes->keylen) {
|
---|
| 2217 | case 32:
|
---|
| 2218 | sa_p->SA_CTRL.KEYSIZE = PIC32_AES_KEYSIZE_256 ;
|
---|
| 2219 | break ;
|
---|
| 2220 | case 24:
|
---|
| 2221 | sa_p->SA_CTRL.KEYSIZE = PIC32_AES_KEYSIZE_192 ;
|
---|
| 2222 | break ;
|
---|
| 2223 | case 16:
|
---|
| 2224 | sa_p->SA_CTRL.KEYSIZE = PIC32_AES_KEYSIZE_128 ;
|
---|
| 2225 | break ;
|
---|
| 2226 | }
|
---|
| 2227 | } else
|
---|
| 2228 | sa_p->SA_CTRL.KEYSIZE = PIC32_AES_KEYSIZE_128 ;
|
---|
| 2229 |
|
---|
| 2230 | ByteReverseWords(
|
---|
| 2231 | (word32 *)KVA0_TO_KVA1(sa.SA_ENCKEY + 8 - aes->keylen/sizeof(word32)),
|
---|
| 2232 | (word32 *)aes->key_ce, aes->keylen);
|
---|
| 2233 | ByteReverseWords(
|
---|
| 2234 | (word32*)KVA0_TO_KVA1(sa.SA_ENCIV), (word32 *)aes->iv_ce, 16);
|
---|
| 2235 |
|
---|
| 2236 | XMEMSET((byte *)KVA0_TO_KVA1(&bd), 0, sizeof(bd));
|
---|
| 2237 | /* Set up the Buffer Descriptor */
|
---|
| 2238 | bd_p->BD_CTRL.BUFLEN = sz;
|
---|
| 2239 | if(cryptoalgo == PIC32_CRYPTOALGO_AES_GCM) {
|
---|
| 2240 | if(sz % 0x10)
|
---|
| 2241 | bd_p->BD_CTRL.BUFLEN = (sz/0x10 + 1) * 0x10 ;
|
---|
| 2242 | }
|
---|
| 2243 | bd_p->BD_CTRL.LIFM = 1;
|
---|
| 2244 | bd_p->BD_CTRL.SA_FETCH_EN = 1;
|
---|
| 2245 | bd_p->BD_CTRL.LAST_BD = 1;
|
---|
| 2246 | bd_p->BD_CTRL.DESC_EN = 1;
|
---|
| 2247 |
|
---|
| 2248 | bd_p->SA_ADDR = (unsigned int)KVA_TO_PA(&sa) ;
|
---|
| 2249 | bd_p->SRCADDR = (unsigned int)KVA_TO_PA(in) ;
|
---|
| 2250 | bd_p->DSTADDR = (unsigned int)KVA_TO_PA(out);
|
---|
| 2251 | bd_p->MSGLEN = sz ;
|
---|
| 2252 |
|
---|
| 2253 | CECON = 1 << 6;
|
---|
| 2254 | while (CECON);
|
---|
| 2255 |
|
---|
| 2256 | /* Run the engine */
|
---|
| 2257 | CEBDPADDR = (unsigned int)KVA_TO_PA(&bd) ;
|
---|
| 2258 | CEINTEN = 0x07;
|
---|
| 2259 | CECON = 0x27;
|
---|
| 2260 |
|
---|
| 2261 | WAIT_ENGINE ;
|
---|
| 2262 |
|
---|
| 2263 | if((cryptoalgo == PIC32_CRYPTOALGO_CBC) ||
|
---|
| 2264 | (cryptoalgo == PIC32_CRYPTOALGO_TCBC)||
|
---|
| 2265 | (cryptoalgo == PIC32_CRYPTOALGO_RCBC)) {
|
---|
| 2266 | /* set iv for the next call */
|
---|
| 2267 | if(dir == PIC32_ENCRYPTION) {
|
---|
| 2268 | XMEMCPY((void *)aes->iv_ce,
|
---|
| 2269 | (void*)KVA0_TO_KVA1(out + sz - AES_BLOCK_SIZE),
|
---|
| 2270 | AES_BLOCK_SIZE) ;
|
---|
| 2271 | } else {
|
---|
| 2272 | ByteReverseWords((word32*)aes->iv_ce,
|
---|
| 2273 | (word32 *)KVA0_TO_KVA1(in + sz - AES_BLOCK_SIZE),
|
---|
| 2274 | AES_BLOCK_SIZE);
|
---|
| 2275 | }
|
---|
| 2276 | }
|
---|
| 2277 | XMEMCPY((byte *)out, (byte *)KVA0_TO_KVA1(out), sz) ;
|
---|
| 2278 | ByteReverseWords((word32*)out, (word32 *)out, sz);
|
---|
| 2279 | }
|
---|
| 2280 |
|
---|
| 2281 | int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2282 | {
|
---|
| 2283 | wc_AesCrypt(aes, out, in, sz, PIC32_ENCRYPTION, PIC32_ALGO_AES,
|
---|
| 2284 | PIC32_CRYPTOALGO_RCBC );
|
---|
| 2285 | return 0 ;
|
---|
| 2286 | }
|
---|
| 2287 |
|
---|
| 2288 | int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2289 | {
|
---|
| 2290 | wc_AesCrypt(aes, out, in, sz, PIC32_DECRYPTION, PIC32_ALGO_AES,
|
---|
| 2291 | PIC32_CRYPTOALGO_RCBC);
|
---|
| 2292 | return 0 ;
|
---|
| 2293 | }
|
---|
| 2294 |
|
---|
| 2295 | #else
|
---|
| 2296 | int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2297 | {
|
---|
| 2298 | word32 blocks = sz / AES_BLOCK_SIZE;
|
---|
| 2299 |
|
---|
| 2300 | #ifdef HAVE_CAVIUM
|
---|
| 2301 | if (aes->magic == WOLFSSL_AES_CAVIUM_MAGIC)
|
---|
| 2302 | return wc_AesCaviumCbcEncrypt(aes, out, in, sz);
|
---|
| 2303 | #endif
|
---|
| 2304 |
|
---|
| 2305 | #ifdef WOLFSSL_AESNI
|
---|
| 2306 | if (haveAESNI) {
|
---|
| 2307 | #ifdef DEBUG_AESNI
|
---|
| 2308 | printf("about to aes cbc encrypt\n");
|
---|
| 2309 | printf("in = %p\n", in);
|
---|
| 2310 | printf("out = %p\n", out);
|
---|
| 2311 | printf("aes->key = %p\n", aes->key);
|
---|
| 2312 | printf("aes->reg = %p\n", aes->reg);
|
---|
| 2313 | printf("aes->rounds = %d\n", aes->rounds);
|
---|
| 2314 | printf("sz = %d\n", sz);
|
---|
| 2315 | #endif
|
---|
| 2316 |
|
---|
| 2317 | /* check alignment, decrypt doesn't need alignment */
|
---|
| 2318 | if ((wolfssl_word)in % 16) {
|
---|
| 2319 | #ifndef NO_WOLFSSL_ALLOC_ALIGN
|
---|
| 2320 | byte* tmp = (byte*)XMALLOC(sz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
| 2321 | WOLFSSL_MSG("AES-CBC encrypt with bad alignment");
|
---|
| 2322 | if (tmp == NULL) return MEMORY_E;
|
---|
| 2323 |
|
---|
| 2324 | XMEMCPY(tmp, in, sz);
|
---|
| 2325 | AES_CBC_encrypt(tmp, tmp, (byte*)aes->reg, sz, (byte*)aes->key,
|
---|
| 2326 | aes->rounds);
|
---|
| 2327 | /* store iv for next call */
|
---|
| 2328 | XMEMCPY(aes->reg, tmp + sz - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 2329 |
|
---|
| 2330 | XMEMCPY(out, tmp, sz);
|
---|
| 2331 | XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
|
---|
| 2332 | return 0;
|
---|
| 2333 | #else
|
---|
| 2334 | return BAD_ALIGN_E;
|
---|
| 2335 | #endif
|
---|
| 2336 | }
|
---|
| 2337 |
|
---|
| 2338 | AES_CBC_encrypt(in, out, (byte*)aes->reg, sz, (byte*)aes->key,
|
---|
| 2339 | aes->rounds);
|
---|
| 2340 | /* store iv for next call */
|
---|
| 2341 | XMEMCPY(aes->reg, out + sz - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 2342 |
|
---|
| 2343 | return 0;
|
---|
| 2344 | }
|
---|
| 2345 | #endif
|
---|
| 2346 |
|
---|
| 2347 | while (blocks--) {
|
---|
| 2348 | xorbuf((byte*)aes->reg, in, AES_BLOCK_SIZE);
|
---|
| 2349 | wc_AesEncrypt(aes, (byte*)aes->reg, (byte*)aes->reg);
|
---|
| 2350 | XMEMCPY(out, aes->reg, AES_BLOCK_SIZE);
|
---|
| 2351 |
|
---|
| 2352 | out += AES_BLOCK_SIZE;
|
---|
| 2353 | in += AES_BLOCK_SIZE;
|
---|
| 2354 | }
|
---|
| 2355 |
|
---|
| 2356 | return 0;
|
---|
| 2357 | }
|
---|
| 2358 |
|
---|
| 2359 | int wc_AesCbcDecrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2360 | {
|
---|
| 2361 | word32 blocks = sz / AES_BLOCK_SIZE;
|
---|
| 2362 |
|
---|
| 2363 | #ifdef HAVE_CAVIUM
|
---|
| 2364 | if (aes->magic == WOLFSSL_AES_CAVIUM_MAGIC)
|
---|
| 2365 | return wc_AesCaviumCbcDecrypt(aes, out, in, sz);
|
---|
| 2366 | #endif
|
---|
| 2367 |
|
---|
| 2368 | #ifdef WOLFSSL_AESNI
|
---|
| 2369 | if (haveAESNI) {
|
---|
| 2370 | #ifdef DEBUG_AESNI
|
---|
| 2371 | printf("about to aes cbc decrypt\n");
|
---|
| 2372 | printf("in = %p\n", in);
|
---|
| 2373 | printf("out = %p\n", out);
|
---|
| 2374 | printf("aes->key = %p\n", aes->key);
|
---|
| 2375 | printf("aes->reg = %p\n", aes->reg);
|
---|
| 2376 | printf("aes->rounds = %d\n", aes->rounds);
|
---|
| 2377 | printf("sz = %d\n", sz);
|
---|
| 2378 | #endif
|
---|
| 2379 |
|
---|
| 2380 | /* if input and output same will overwrite input iv */
|
---|
| 2381 | XMEMCPY(aes->tmp, in + sz - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 2382 | AES_CBC_decrypt(in, out, (byte*)aes->reg, sz, (byte*)aes->key,
|
---|
| 2383 | aes->rounds);
|
---|
| 2384 | /* store iv for next call */
|
---|
| 2385 | XMEMCPY(aes->reg, aes->tmp, AES_BLOCK_SIZE);
|
---|
| 2386 | return 0;
|
---|
| 2387 | }
|
---|
| 2388 | #endif
|
---|
| 2389 |
|
---|
| 2390 | while (blocks--) {
|
---|
| 2391 | XMEMCPY(aes->tmp, in, AES_BLOCK_SIZE);
|
---|
| 2392 | wc_AesDecrypt(aes, (byte*)aes->tmp, out);
|
---|
| 2393 | xorbuf(out, (byte*)aes->reg, AES_BLOCK_SIZE);
|
---|
| 2394 | XMEMCPY(aes->reg, aes->tmp, AES_BLOCK_SIZE);
|
---|
| 2395 |
|
---|
| 2396 | out += AES_BLOCK_SIZE;
|
---|
| 2397 | in += AES_BLOCK_SIZE;
|
---|
| 2398 | }
|
---|
| 2399 |
|
---|
| 2400 | return 0;
|
---|
| 2401 | }
|
---|
| 2402 |
|
---|
| 2403 | #endif /* STM32F2_CRYPTO, AES-CBC block */
|
---|
| 2404 |
|
---|
| 2405 | /* AES-CTR */
|
---|
| 2406 | #ifdef WOLFSSL_AES_COUNTER
|
---|
| 2407 |
|
---|
| 2408 | #ifdef STM32F2_CRYPTO
|
---|
| 2409 | void wc_AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2410 | {
|
---|
| 2411 | word32 *enc_key, *iv;
|
---|
| 2412 | CRYP_InitTypeDef AES_CRYP_InitStructure;
|
---|
| 2413 | CRYP_KeyInitTypeDef AES_CRYP_KeyInitStructure;
|
---|
| 2414 | CRYP_IVInitTypeDef AES_CRYP_IVInitStructure;
|
---|
| 2415 |
|
---|
| 2416 | enc_key = aes->key;
|
---|
| 2417 | iv = aes->reg;
|
---|
| 2418 |
|
---|
| 2419 | /* crypto structure initialization */
|
---|
| 2420 | CRYP_KeyStructInit(&AES_CRYP_KeyInitStructure);
|
---|
| 2421 | CRYP_StructInit(&AES_CRYP_InitStructure);
|
---|
| 2422 | CRYP_IVStructInit(&AES_CRYP_IVInitStructure);
|
---|
| 2423 |
|
---|
| 2424 | /* reset registers to their default values */
|
---|
| 2425 | CRYP_DeInit();
|
---|
| 2426 |
|
---|
| 2427 | /* load key into correct registers */
|
---|
| 2428 | switch(aes->rounds)
|
---|
| 2429 | {
|
---|
| 2430 | case 10: /* 128-bit key */
|
---|
| 2431 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_128b;
|
---|
| 2432 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = enc_key[0];
|
---|
| 2433 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = enc_key[1];
|
---|
| 2434 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = enc_key[2];
|
---|
| 2435 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = enc_key[3];
|
---|
| 2436 | break;
|
---|
| 2437 |
|
---|
| 2438 | case 12: /* 192-bit key */
|
---|
| 2439 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_192b;
|
---|
| 2440 | AES_CRYP_KeyInitStructure.CRYP_Key1Left = enc_key[0];
|
---|
| 2441 | AES_CRYP_KeyInitStructure.CRYP_Key1Right = enc_key[1];
|
---|
| 2442 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = enc_key[2];
|
---|
| 2443 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = enc_key[3];
|
---|
| 2444 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = enc_key[4];
|
---|
| 2445 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = enc_key[5];
|
---|
| 2446 | break;
|
---|
| 2447 |
|
---|
| 2448 | case 14: /* 256-bit key */
|
---|
| 2449 | AES_CRYP_InitStructure.CRYP_KeySize = CRYP_KeySize_256b;
|
---|
| 2450 | AES_CRYP_KeyInitStructure.CRYP_Key0Left = enc_key[0];
|
---|
| 2451 | AES_CRYP_KeyInitStructure.CRYP_Key0Right = enc_key[1];
|
---|
| 2452 | AES_CRYP_KeyInitStructure.CRYP_Key1Left = enc_key[2];
|
---|
| 2453 | AES_CRYP_KeyInitStructure.CRYP_Key1Right = enc_key[3];
|
---|
| 2454 | AES_CRYP_KeyInitStructure.CRYP_Key2Left = enc_key[4];
|
---|
| 2455 | AES_CRYP_KeyInitStructure.CRYP_Key2Right = enc_key[5];
|
---|
| 2456 | AES_CRYP_KeyInitStructure.CRYP_Key3Left = enc_key[6];
|
---|
| 2457 | AES_CRYP_KeyInitStructure.CRYP_Key3Right = enc_key[7];
|
---|
| 2458 | break;
|
---|
| 2459 |
|
---|
| 2460 | default:
|
---|
| 2461 | break;
|
---|
| 2462 | }
|
---|
| 2463 | CRYP_KeyInit(&AES_CRYP_KeyInitStructure);
|
---|
| 2464 |
|
---|
| 2465 | /* set iv */
|
---|
| 2466 | ByteReverseWords(iv, iv, AES_BLOCK_SIZE);
|
---|
| 2467 | AES_CRYP_IVInitStructure.CRYP_IV0Left = iv[0];
|
---|
| 2468 | AES_CRYP_IVInitStructure.CRYP_IV0Right = iv[1];
|
---|
| 2469 | AES_CRYP_IVInitStructure.CRYP_IV1Left = iv[2];
|
---|
| 2470 | AES_CRYP_IVInitStructure.CRYP_IV1Right = iv[3];
|
---|
| 2471 | CRYP_IVInit(&AES_CRYP_IVInitStructure);
|
---|
| 2472 |
|
---|
| 2473 | /* set direction, mode, and datatype */
|
---|
| 2474 | AES_CRYP_InitStructure.CRYP_AlgoDir = CRYP_AlgoDir_Encrypt;
|
---|
| 2475 | AES_CRYP_InitStructure.CRYP_AlgoMode = CRYP_AlgoMode_AES_CTR;
|
---|
| 2476 | AES_CRYP_InitStructure.CRYP_DataType = CRYP_DataType_8b;
|
---|
| 2477 | CRYP_Init(&AES_CRYP_InitStructure);
|
---|
| 2478 |
|
---|
| 2479 | /* enable crypto processor */
|
---|
| 2480 | CRYP_Cmd(ENABLE);
|
---|
| 2481 |
|
---|
| 2482 | while (sz > 0)
|
---|
| 2483 | {
|
---|
| 2484 | /* flush IN/OUT FIFOs */
|
---|
| 2485 | CRYP_FIFOFlush();
|
---|
| 2486 |
|
---|
| 2487 | CRYP_DataIn(*(uint32_t*)&in[0]);
|
---|
| 2488 | CRYP_DataIn(*(uint32_t*)&in[4]);
|
---|
| 2489 | CRYP_DataIn(*(uint32_t*)&in[8]);
|
---|
| 2490 | CRYP_DataIn(*(uint32_t*)&in[12]);
|
---|
| 2491 |
|
---|
| 2492 | /* wait until the complete message has been processed */
|
---|
| 2493 | while(CRYP_GetFlagStatus(CRYP_FLAG_BUSY) != RESET) {}
|
---|
| 2494 |
|
---|
| 2495 | *(uint32_t*)&out[0] = CRYP_DataOut();
|
---|
| 2496 | *(uint32_t*)&out[4] = CRYP_DataOut();
|
---|
| 2497 | *(uint32_t*)&out[8] = CRYP_DataOut();
|
---|
| 2498 | *(uint32_t*)&out[12] = CRYP_DataOut();
|
---|
| 2499 |
|
---|
| 2500 | /* store iv for next call */
|
---|
| 2501 | XMEMCPY(aes->reg, out + sz - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 2502 |
|
---|
| 2503 | sz -= 16;
|
---|
| 2504 | in += 16;
|
---|
| 2505 | out += 16;
|
---|
| 2506 | }
|
---|
| 2507 |
|
---|
| 2508 | /* disable crypto processor */
|
---|
| 2509 | CRYP_Cmd(DISABLE);
|
---|
| 2510 | }
|
---|
| 2511 |
|
---|
| 2512 | #elif defined(WOLFSSL_PIC32MZ_CRYPT)
|
---|
| 2513 | void wc_AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2514 | {
|
---|
| 2515 | int i ;
|
---|
| 2516 | char out_block[AES_BLOCK_SIZE] ;
|
---|
| 2517 | int odd ;
|
---|
| 2518 | int even ;
|
---|
| 2519 | char *tmp ; /* (char *)aes->tmp, for short */
|
---|
| 2520 |
|
---|
| 2521 | tmp = (char *)aes->tmp ;
|
---|
| 2522 | if(aes->left) {
|
---|
| 2523 | if((aes->left + sz) >= AES_BLOCK_SIZE){
|
---|
| 2524 | odd = AES_BLOCK_SIZE - aes->left ;
|
---|
| 2525 | } else {
|
---|
| 2526 | odd = sz ;
|
---|
| 2527 | }
|
---|
| 2528 | XMEMCPY(tmp+aes->left, in, odd) ;
|
---|
| 2529 | if((odd+aes->left) == AES_BLOCK_SIZE){
|
---|
| 2530 | wc_AesCrypt(aes, out_block, tmp, AES_BLOCK_SIZE,
|
---|
| 2531 | PIC32_ENCRYPTION, PIC32_ALGO_AES, PIC32_CRYPTOALGO_RCTR);
|
---|
| 2532 | XMEMCPY(out, out_block+aes->left, odd) ;
|
---|
| 2533 | aes->left = 0 ;
|
---|
| 2534 | XMEMSET(tmp, 0x0, AES_BLOCK_SIZE) ;
|
---|
| 2535 | /* Increment IV */
|
---|
| 2536 | for (i = AES_BLOCK_SIZE - 1; i >= 0; i--) {
|
---|
| 2537 | if (++((byte *)aes->iv_ce)[i])
|
---|
| 2538 | break ;
|
---|
| 2539 | }
|
---|
| 2540 | }
|
---|
| 2541 | in += odd ;
|
---|
| 2542 | out+= odd ;
|
---|
| 2543 | sz -= odd ;
|
---|
| 2544 | }
|
---|
| 2545 | odd = sz % AES_BLOCK_SIZE ; /* if there is tail flagment */
|
---|
| 2546 | if(sz / AES_BLOCK_SIZE) {
|
---|
| 2547 | even = (sz/AES_BLOCK_SIZE)*AES_BLOCK_SIZE ;
|
---|
| 2548 | wc_AesCrypt(aes, out, in, even, PIC32_ENCRYPTION, PIC32_ALGO_AES,
|
---|
| 2549 | PIC32_CRYPTOALGO_RCTR);
|
---|
| 2550 | out += even ;
|
---|
| 2551 | in += even ;
|
---|
| 2552 | do { /* Increment IV */
|
---|
| 2553 | for (i = AES_BLOCK_SIZE - 1; i >= 0; i--) {
|
---|
| 2554 | if (++((byte *)aes->iv_ce)[i])
|
---|
| 2555 | break ;
|
---|
| 2556 | }
|
---|
| 2557 | even -= AES_BLOCK_SIZE ;
|
---|
| 2558 | } while((int)even > 0) ;
|
---|
| 2559 | }
|
---|
| 2560 | if(odd) {
|
---|
| 2561 | XMEMSET(tmp+aes->left, 0x0, AES_BLOCK_SIZE - aes->left) ;
|
---|
| 2562 | XMEMCPY(tmp+aes->left, in, odd) ;
|
---|
| 2563 | wc_AesCrypt(aes, out_block, tmp, AES_BLOCK_SIZE,
|
---|
| 2564 | PIC32_ENCRYPTION, PIC32_ALGO_AES, PIC32_CRYPTOALGO_RCTR);
|
---|
| 2565 | XMEMCPY(out, out_block+aes->left,odd) ;
|
---|
| 2566 | aes->left += odd ;
|
---|
| 2567 | }
|
---|
| 2568 | }
|
---|
| 2569 |
|
---|
| 2570 | #elif defined(HAVE_COLDFIRE_SEC)
|
---|
| 2571 | #error "Coldfire SEC doesn't currently support AES-CTR mode"
|
---|
| 2572 |
|
---|
| 2573 | #elif defined(FREESCALE_MMCAU)
|
---|
| 2574 | #error "Freescale mmCAU doesn't currently support AES-CTR mode"
|
---|
| 2575 |
|
---|
| 2576 | #else
|
---|
| 2577 | /* Increment AES counter */
|
---|
| 2578 | static INLINE void IncrementAesCounter(byte* inOutCtr)
|
---|
| 2579 | {
|
---|
| 2580 | int i;
|
---|
| 2581 |
|
---|
| 2582 | /* in network byte order so start at end and work back */
|
---|
| 2583 | for (i = AES_BLOCK_SIZE - 1; i >= 0; i--) {
|
---|
| 2584 | if (++inOutCtr[i]) /* we're done unless we overflow */
|
---|
| 2585 | return;
|
---|
| 2586 | }
|
---|
| 2587 | }
|
---|
| 2588 |
|
---|
| 2589 | void wc_AesCtrEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
|
---|
| 2590 | {
|
---|
| 2591 | byte* tmp = (byte*)aes->tmp + AES_BLOCK_SIZE - aes->left;
|
---|
| 2592 |
|
---|
| 2593 | /* consume any unused bytes left in aes->tmp */
|
---|
| 2594 | while (aes->left && sz) {
|
---|
| 2595 | *(out++) = *(in++) ^ *(tmp++);
|
---|
| 2596 | aes->left--;
|
---|
| 2597 | sz--;
|
---|
| 2598 | }
|
---|
| 2599 |
|
---|
| 2600 | /* do as many block size ops as possible */
|
---|
| 2601 | while (sz >= AES_BLOCK_SIZE) {
|
---|
| 2602 | wc_AesEncrypt(aes, (byte*)aes->reg, out);
|
---|
| 2603 | IncrementAesCounter((byte*)aes->reg);
|
---|
| 2604 | xorbuf(out, in, AES_BLOCK_SIZE);
|
---|
| 2605 |
|
---|
| 2606 | out += AES_BLOCK_SIZE;
|
---|
| 2607 | in += AES_BLOCK_SIZE;
|
---|
| 2608 | sz -= AES_BLOCK_SIZE;
|
---|
| 2609 | aes->left = 0;
|
---|
| 2610 | }
|
---|
| 2611 |
|
---|
| 2612 | /* handle non block size remaining and sotre unused byte count in left */
|
---|
| 2613 | if (sz) {
|
---|
| 2614 | wc_AesEncrypt(aes, (byte*)aes->reg, (byte*)aes->tmp);
|
---|
| 2615 | IncrementAesCounter((byte*)aes->reg);
|
---|
| 2616 |
|
---|
| 2617 | aes->left = AES_BLOCK_SIZE;
|
---|
| 2618 | tmp = (byte*)aes->tmp;
|
---|
| 2619 |
|
---|
| 2620 | while (sz--) {
|
---|
| 2621 | *(out++) = *(in++) ^ *(tmp++);
|
---|
| 2622 | aes->left--;
|
---|
| 2623 | }
|
---|
| 2624 | }
|
---|
| 2625 | }
|
---|
| 2626 |
|
---|
| 2627 | #endif /* STM32F2_CRYPTO, AES-CTR block */
|
---|
| 2628 |
|
---|
| 2629 | #endif /* WOLFSSL_AES_COUNTER */
|
---|
| 2630 |
|
---|
| 2631 | #ifdef HAVE_AESGCM
|
---|
| 2632 |
|
---|
| 2633 | /*
|
---|
| 2634 | * The IV for AES GCM, stored in struct Aes's member reg, is comprised of
|
---|
| 2635 | * three parts in order:
|
---|
| 2636 | * 1. The implicit IV. This is generated from the PRF using the shared
|
---|
| 2637 | * secrets between endpoints. It is 4 bytes long.
|
---|
| 2638 | * 2. The explicit IV. This is set by the user of the AES. It needs to be
|
---|
| 2639 | * unique for each call to encrypt. The explicit IV is shared with the
|
---|
| 2640 | * other end of the transaction in the clear.
|
---|
| 2641 | * 3. The counter. Each block of data is encrypted with its own sequence
|
---|
| 2642 | * number counter.
|
---|
| 2643 | */
|
---|
| 2644 |
|
---|
| 2645 | #ifdef STM32F2_CRYPTO
|
---|
| 2646 | #error "STM32F2 crypto doesn't currently support AES-GCM mode"
|
---|
| 2647 |
|
---|
| 2648 | #elif defined(HAVE_COLDFIRE_SEC)
|
---|
| 2649 | #error "Coldfire SEC doesn't currently support AES-GCM mode"
|
---|
| 2650 |
|
---|
| 2651 | #endif
|
---|
| 2652 |
|
---|
| 2653 | enum {
|
---|
| 2654 | CTR_SZ = 4
|
---|
| 2655 | };
|
---|
| 2656 |
|
---|
| 2657 |
|
---|
| 2658 | static INLINE void InitGcmCounter(byte* inOutCtr)
|
---|
| 2659 | {
|
---|
| 2660 | inOutCtr[AES_BLOCK_SIZE - 4] = 0;
|
---|
| 2661 | inOutCtr[AES_BLOCK_SIZE - 3] = 0;
|
---|
| 2662 | inOutCtr[AES_BLOCK_SIZE - 2] = 0;
|
---|
| 2663 | inOutCtr[AES_BLOCK_SIZE - 1] = 1;
|
---|
| 2664 | }
|
---|
| 2665 |
|
---|
| 2666 |
|
---|
| 2667 | static INLINE void IncrementGcmCounter(byte* inOutCtr)
|
---|
| 2668 | {
|
---|
| 2669 | int i;
|
---|
| 2670 |
|
---|
| 2671 | /* in network byte order so start at end and work back */
|
---|
| 2672 | for (i = AES_BLOCK_SIZE - 1; i >= AES_BLOCK_SIZE - CTR_SZ; i--) {
|
---|
| 2673 | if (++inOutCtr[i]) /* we're done unless we overflow */
|
---|
| 2674 | return;
|
---|
| 2675 | }
|
---|
| 2676 | }
|
---|
| 2677 |
|
---|
| 2678 |
|
---|
| 2679 | #if defined(GCM_SMALL) || defined(GCM_TABLE)
|
---|
| 2680 |
|
---|
| 2681 | static INLINE void FlattenSzInBits(byte* buf, word32 sz)
|
---|
| 2682 | {
|
---|
| 2683 | /* Multiply the sz by 8 */
|
---|
| 2684 | word32 szHi = (sz >> (8*sizeof(sz) - 3));
|
---|
| 2685 | sz <<= 3;
|
---|
| 2686 |
|
---|
| 2687 | /* copy over the words of the sz into the destination buffer */
|
---|
| 2688 | buf[0] = (szHi >> 24) & 0xff;
|
---|
| 2689 | buf[1] = (szHi >> 16) & 0xff;
|
---|
| 2690 | buf[2] = (szHi >> 8) & 0xff;
|
---|
| 2691 | buf[3] = szHi & 0xff;
|
---|
| 2692 | buf[4] = (sz >> 24) & 0xff;
|
---|
| 2693 | buf[5] = (sz >> 16) & 0xff;
|
---|
| 2694 | buf[6] = (sz >> 8) & 0xff;
|
---|
| 2695 | buf[7] = sz & 0xff;
|
---|
| 2696 | }
|
---|
| 2697 |
|
---|
| 2698 |
|
---|
| 2699 | static INLINE void RIGHTSHIFTX(byte* x)
|
---|
| 2700 | {
|
---|
| 2701 | int i;
|
---|
| 2702 | int carryOut = 0;
|
---|
| 2703 | int carryIn = 0;
|
---|
| 2704 | int borrow = x[15] & 0x01;
|
---|
| 2705 |
|
---|
| 2706 | for (i = 0; i < AES_BLOCK_SIZE; i++) {
|
---|
| 2707 | carryOut = x[i] & 0x01;
|
---|
| 2708 | x[i] = (x[i] >> 1) | (carryIn ? 0x80 : 0);
|
---|
| 2709 | carryIn = carryOut;
|
---|
| 2710 | }
|
---|
| 2711 | if (borrow) x[0] ^= 0xE1;
|
---|
| 2712 | }
|
---|
| 2713 |
|
---|
| 2714 | #endif /* defined(GCM_SMALL) || defined(GCM_TABLE) */
|
---|
| 2715 |
|
---|
| 2716 |
|
---|
| 2717 | #ifdef GCM_TABLE
|
---|
| 2718 |
|
---|
| 2719 | static void GenerateM0(Aes* aes)
|
---|
| 2720 | {
|
---|
| 2721 | int i, j;
|
---|
| 2722 | byte (*m)[AES_BLOCK_SIZE] = aes->M0;
|
---|
| 2723 |
|
---|
| 2724 | XMEMCPY(m[128], aes->H, AES_BLOCK_SIZE);
|
---|
| 2725 |
|
---|
| 2726 | for (i = 64; i > 0; i /= 2) {
|
---|
| 2727 | XMEMCPY(m[i], m[i*2], AES_BLOCK_SIZE);
|
---|
| 2728 | RIGHTSHIFTX(m[i]);
|
---|
| 2729 | }
|
---|
| 2730 |
|
---|
| 2731 | for (i = 2; i < 256; i *= 2) {
|
---|
| 2732 | for (j = 1; j < i; j++) {
|
---|
| 2733 | XMEMCPY(m[i+j], m[i], AES_BLOCK_SIZE);
|
---|
| 2734 | xorbuf(m[i+j], m[j], AES_BLOCK_SIZE);
|
---|
| 2735 | }
|
---|
| 2736 | }
|
---|
| 2737 |
|
---|
| 2738 | XMEMSET(m[0], 0, AES_BLOCK_SIZE);
|
---|
| 2739 | }
|
---|
| 2740 |
|
---|
| 2741 | #endif /* GCM_TABLE */
|
---|
| 2742 |
|
---|
| 2743 |
|
---|
| 2744 | int wc_AesGcmSetKey(Aes* aes, const byte* key, word32 len)
|
---|
| 2745 | {
|
---|
| 2746 | int ret;
|
---|
| 2747 | byte iv[AES_BLOCK_SIZE];
|
---|
| 2748 |
|
---|
| 2749 | if (!((len == 16) || (len == 24) || (len == 32)))
|
---|
| 2750 | return BAD_FUNC_ARG;
|
---|
| 2751 |
|
---|
| 2752 | XMEMSET(iv, 0, AES_BLOCK_SIZE);
|
---|
| 2753 | ret = wc_AesSetKey(aes, key, len, iv, AES_ENCRYPTION);
|
---|
| 2754 |
|
---|
| 2755 | if (ret == 0) {
|
---|
| 2756 | wc_AesEncrypt(aes, iv, aes->H);
|
---|
| 2757 | #ifdef GCM_TABLE
|
---|
| 2758 | GenerateM0(aes);
|
---|
| 2759 | #endif /* GCM_TABLE */
|
---|
| 2760 | }
|
---|
| 2761 |
|
---|
| 2762 | return ret;
|
---|
| 2763 | }
|
---|
| 2764 |
|
---|
| 2765 |
|
---|
| 2766 | #if defined(GCM_SMALL)
|
---|
| 2767 |
|
---|
| 2768 | static void GMULT(byte* X, byte* Y)
|
---|
| 2769 | {
|
---|
| 2770 | byte Z[AES_BLOCK_SIZE];
|
---|
| 2771 | byte V[AES_BLOCK_SIZE];
|
---|
| 2772 | int i, j;
|
---|
| 2773 |
|
---|
| 2774 | XMEMSET(Z, 0, AES_BLOCK_SIZE);
|
---|
| 2775 | XMEMCPY(V, X, AES_BLOCK_SIZE);
|
---|
| 2776 | for (i = 0; i < AES_BLOCK_SIZE; i++)
|
---|
| 2777 | {
|
---|
| 2778 | byte y = Y[i];
|
---|
| 2779 | for (j = 0; j < 8; j++)
|
---|
| 2780 | {
|
---|
| 2781 | if (y & 0x80) {
|
---|
| 2782 | xorbuf(Z, V, AES_BLOCK_SIZE);
|
---|
| 2783 | }
|
---|
| 2784 |
|
---|
| 2785 | RIGHTSHIFTX(V);
|
---|
| 2786 | y = y << 1;
|
---|
| 2787 | }
|
---|
| 2788 | }
|
---|
| 2789 | XMEMCPY(X, Z, AES_BLOCK_SIZE);
|
---|
| 2790 | }
|
---|
| 2791 |
|
---|
| 2792 |
|
---|
| 2793 | static void GHASH(Aes* aes, const byte* a, word32 aSz,
|
---|
| 2794 | const byte* c, word32 cSz, byte* s, word32 sSz)
|
---|
| 2795 | {
|
---|
| 2796 | byte x[AES_BLOCK_SIZE];
|
---|
| 2797 | byte scratch[AES_BLOCK_SIZE];
|
---|
| 2798 | word32 blocks, partial;
|
---|
| 2799 | byte* h = aes->H;
|
---|
| 2800 |
|
---|
| 2801 | XMEMSET(x, 0, AES_BLOCK_SIZE);
|
---|
| 2802 |
|
---|
| 2803 | /* Hash in A, the Additional Authentication Data */
|
---|
| 2804 | if (aSz != 0 && a != NULL) {
|
---|
| 2805 | blocks = aSz / AES_BLOCK_SIZE;
|
---|
| 2806 | partial = aSz % AES_BLOCK_SIZE;
|
---|
| 2807 | while (blocks--) {
|
---|
| 2808 | xorbuf(x, a, AES_BLOCK_SIZE);
|
---|
| 2809 | GMULT(x, h);
|
---|
| 2810 | a += AES_BLOCK_SIZE;
|
---|
| 2811 | }
|
---|
| 2812 | if (partial != 0) {
|
---|
| 2813 | XMEMSET(scratch, 0, AES_BLOCK_SIZE);
|
---|
| 2814 | XMEMCPY(scratch, a, partial);
|
---|
| 2815 | xorbuf(x, scratch, AES_BLOCK_SIZE);
|
---|
| 2816 | GMULT(x, h);
|
---|
| 2817 | }
|
---|
| 2818 | }
|
---|
| 2819 |
|
---|
| 2820 | /* Hash in C, the Ciphertext */
|
---|
| 2821 | if (cSz != 0 && c != NULL) {
|
---|
| 2822 | blocks = cSz / AES_BLOCK_SIZE;
|
---|
| 2823 | partial = cSz % AES_BLOCK_SIZE;
|
---|
| 2824 | while (blocks--) {
|
---|
| 2825 | xorbuf(x, c, AES_BLOCK_SIZE);
|
---|
| 2826 | GMULT(x, h);
|
---|
| 2827 | c += AES_BLOCK_SIZE;
|
---|
| 2828 | }
|
---|
| 2829 | if (partial != 0) {
|
---|
| 2830 | XMEMSET(scratch, 0, AES_BLOCK_SIZE);
|
---|
| 2831 | XMEMCPY(scratch, c, partial);
|
---|
| 2832 | xorbuf(x, scratch, AES_BLOCK_SIZE);
|
---|
| 2833 | GMULT(x, h);
|
---|
| 2834 | }
|
---|
| 2835 | }
|
---|
| 2836 |
|
---|
| 2837 | /* Hash in the lengths of A and C in bits */
|
---|
| 2838 | FlattenSzInBits(&scratch[0], aSz);
|
---|
| 2839 | FlattenSzInBits(&scratch[8], cSz);
|
---|
| 2840 | xorbuf(x, scratch, AES_BLOCK_SIZE);
|
---|
| 2841 | GMULT(x, h);
|
---|
| 2842 |
|
---|
| 2843 | /* Copy the result into s. */
|
---|
| 2844 | XMEMCPY(s, x, sSz);
|
---|
| 2845 | }
|
---|
| 2846 |
|
---|
| 2847 | /* end GCM_SMALL */
|
---|
| 2848 | #elif defined(GCM_TABLE)
|
---|
| 2849 |
|
---|
| 2850 | static const byte R[256][2] = {
|
---|
| 2851 | {0x00, 0x00}, {0x01, 0xc2}, {0x03, 0x84}, {0x02, 0x46},
|
---|
| 2852 | {0x07, 0x08}, {0x06, 0xca}, {0x04, 0x8c}, {0x05, 0x4e},
|
---|
| 2853 | {0x0e, 0x10}, {0x0f, 0xd2}, {0x0d, 0x94}, {0x0c, 0x56},
|
---|
| 2854 | {0x09, 0x18}, {0x08, 0xda}, {0x0a, 0x9c}, {0x0b, 0x5e},
|
---|
| 2855 | {0x1c, 0x20}, {0x1d, 0xe2}, {0x1f, 0xa4}, {0x1e, 0x66},
|
---|
| 2856 | {0x1b, 0x28}, {0x1a, 0xea}, {0x18, 0xac}, {0x19, 0x6e},
|
---|
| 2857 | {0x12, 0x30}, {0x13, 0xf2}, {0x11, 0xb4}, {0x10, 0x76},
|
---|
| 2858 | {0x15, 0x38}, {0x14, 0xfa}, {0x16, 0xbc}, {0x17, 0x7e},
|
---|
| 2859 | {0x38, 0x40}, {0x39, 0x82}, {0x3b, 0xc4}, {0x3a, 0x06},
|
---|
| 2860 | {0x3f, 0x48}, {0x3e, 0x8a}, {0x3c, 0xcc}, {0x3d, 0x0e},
|
---|
| 2861 | {0x36, 0x50}, {0x37, 0x92}, {0x35, 0xd4}, {0x34, 0x16},
|
---|
| 2862 | {0x31, 0x58}, {0x30, 0x9a}, {0x32, 0xdc}, {0x33, 0x1e},
|
---|
| 2863 | {0x24, 0x60}, {0x25, 0xa2}, {0x27, 0xe4}, {0x26, 0x26},
|
---|
| 2864 | {0x23, 0x68}, {0x22, 0xaa}, {0x20, 0xec}, {0x21, 0x2e},
|
---|
| 2865 | {0x2a, 0x70}, {0x2b, 0xb2}, {0x29, 0xf4}, {0x28, 0x36},
|
---|
| 2866 | {0x2d, 0x78}, {0x2c, 0xba}, {0x2e, 0xfc}, {0x2f, 0x3e},
|
---|
| 2867 | {0x70, 0x80}, {0x71, 0x42}, {0x73, 0x04}, {0x72, 0xc6},
|
---|
| 2868 | {0x77, 0x88}, {0x76, 0x4a}, {0x74, 0x0c}, {0x75, 0xce},
|
---|
| 2869 | {0x7e, 0x90}, {0x7f, 0x52}, {0x7d, 0x14}, {0x7c, 0xd6},
|
---|
| 2870 | {0x79, 0x98}, {0x78, 0x5a}, {0x7a, 0x1c}, {0x7b, 0xde},
|
---|
| 2871 | {0x6c, 0xa0}, {0x6d, 0x62}, {0x6f, 0x24}, {0x6e, 0xe6},
|
---|
| 2872 | {0x6b, 0xa8}, {0x6a, 0x6a}, {0x68, 0x2c}, {0x69, 0xee},
|
---|
| 2873 | {0x62, 0xb0}, {0x63, 0x72}, {0x61, 0x34}, {0x60, 0xf6},
|
---|
| 2874 | {0x65, 0xb8}, {0x64, 0x7a}, {0x66, 0x3c}, {0x67, 0xfe},
|
---|
| 2875 | {0x48, 0xc0}, {0x49, 0x02}, {0x4b, 0x44}, {0x4a, 0x86},
|
---|
| 2876 | {0x4f, 0xc8}, {0x4e, 0x0a}, {0x4c, 0x4c}, {0x4d, 0x8e},
|
---|
| 2877 | {0x46, 0xd0}, {0x47, 0x12}, {0x45, 0x54}, {0x44, 0x96},
|
---|
| 2878 | {0x41, 0xd8}, {0x40, 0x1a}, {0x42, 0x5c}, {0x43, 0x9e},
|
---|
| 2879 | {0x54, 0xe0}, {0x55, 0x22}, {0x57, 0x64}, {0x56, 0xa6},
|
---|
| 2880 | {0x53, 0xe8}, {0x52, 0x2a}, {0x50, 0x6c}, {0x51, 0xae},
|
---|
| 2881 | {0x5a, 0xf0}, {0x5b, 0x32}, {0x59, 0x74}, {0x58, 0xb6},
|
---|
| 2882 | {0x5d, 0xf8}, {0x5c, 0x3a}, {0x5e, 0x7c}, {0x5f, 0xbe},
|
---|
| 2883 | {0xe1, 0x00}, {0xe0, 0xc2}, {0xe2, 0x84}, {0xe3, 0x46},
|
---|
| 2884 | {0xe6, 0x08}, {0xe7, 0xca}, {0xe5, 0x8c}, {0xe4, 0x4e},
|
---|
| 2885 | {0xef, 0x10}, {0xee, 0xd2}, {0xec, 0x94}, {0xed, 0x56},
|
---|
| 2886 | {0xe8, 0x18}, {0xe9, 0xda}, {0xeb, 0x9c}, {0xea, 0x5e},
|
---|
| 2887 | {0xfd, 0x20}, {0xfc, 0xe2}, {0xfe, 0xa4}, {0xff, 0x66},
|
---|
| 2888 | {0xfa, 0x28}, {0xfb, 0xea}, {0xf9, 0xac}, {0xf8, 0x6e},
|
---|
| 2889 | {0xf3, 0x30}, {0xf2, 0xf2}, {0xf0, 0xb4}, {0xf1, 0x76},
|
---|
| 2890 | {0xf4, 0x38}, {0xf5, 0xfa}, {0xf7, 0xbc}, {0xf6, 0x7e},
|
---|
| 2891 | {0xd9, 0x40}, {0xd8, 0x82}, {0xda, 0xc4}, {0xdb, 0x06},
|
---|
| 2892 | {0xde, 0x48}, {0xdf, 0x8a}, {0xdd, 0xcc}, {0xdc, 0x0e},
|
---|
| 2893 | {0xd7, 0x50}, {0xd6, 0x92}, {0xd4, 0xd4}, {0xd5, 0x16},
|
---|
| 2894 | {0xd0, 0x58}, {0xd1, 0x9a}, {0xd3, 0xdc}, {0xd2, 0x1e},
|
---|
| 2895 | {0xc5, 0x60}, {0xc4, 0xa2}, {0xc6, 0xe4}, {0xc7, 0x26},
|
---|
| 2896 | {0xc2, 0x68}, {0xc3, 0xaa}, {0xc1, 0xec}, {0xc0, 0x2e},
|
---|
| 2897 | {0xcb, 0x70}, {0xca, 0xb2}, {0xc8, 0xf4}, {0xc9, 0x36},
|
---|
| 2898 | {0xcc, 0x78}, {0xcd, 0xba}, {0xcf, 0xfc}, {0xce, 0x3e},
|
---|
| 2899 | {0x91, 0x80}, {0x90, 0x42}, {0x92, 0x04}, {0x93, 0xc6},
|
---|
| 2900 | {0x96, 0x88}, {0x97, 0x4a}, {0x95, 0x0c}, {0x94, 0xce},
|
---|
| 2901 | {0x9f, 0x90}, {0x9e, 0x52}, {0x9c, 0x14}, {0x9d, 0xd6},
|
---|
| 2902 | {0x98, 0x98}, {0x99, 0x5a}, {0x9b, 0x1c}, {0x9a, 0xde},
|
---|
| 2903 | {0x8d, 0xa0}, {0x8c, 0x62}, {0x8e, 0x24}, {0x8f, 0xe6},
|
---|
| 2904 | {0x8a, 0xa8}, {0x8b, 0x6a}, {0x89, 0x2c}, {0x88, 0xee},
|
---|
| 2905 | {0x83, 0xb0}, {0x82, 0x72}, {0x80, 0x34}, {0x81, 0xf6},
|
---|
| 2906 | {0x84, 0xb8}, {0x85, 0x7a}, {0x87, 0x3c}, {0x86, 0xfe},
|
---|
| 2907 | {0xa9, 0xc0}, {0xa8, 0x02}, {0xaa, 0x44}, {0xab, 0x86},
|
---|
| 2908 | {0xae, 0xc8}, {0xaf, 0x0a}, {0xad, 0x4c}, {0xac, 0x8e},
|
---|
| 2909 | {0xa7, 0xd0}, {0xa6, 0x12}, {0xa4, 0x54}, {0xa5, 0x96},
|
---|
| 2910 | {0xa0, 0xd8}, {0xa1, 0x1a}, {0xa3, 0x5c}, {0xa2, 0x9e},
|
---|
| 2911 | {0xb5, 0xe0}, {0xb4, 0x22}, {0xb6, 0x64}, {0xb7, 0xa6},
|
---|
| 2912 | {0xb2, 0xe8}, {0xb3, 0x2a}, {0xb1, 0x6c}, {0xb0, 0xae},
|
---|
| 2913 | {0xbb, 0xf0}, {0xba, 0x32}, {0xb8, 0x74}, {0xb9, 0xb6},
|
---|
| 2914 | {0xbc, 0xf8}, {0xbd, 0x3a}, {0xbf, 0x7c}, {0xbe, 0xbe} };
|
---|
| 2915 |
|
---|
| 2916 |
|
---|
| 2917 | static void GMULT(byte *x, byte m[256][AES_BLOCK_SIZE])
|
---|
| 2918 | {
|
---|
| 2919 | int i, j;
|
---|
| 2920 | byte Z[AES_BLOCK_SIZE];
|
---|
| 2921 | byte a;
|
---|
| 2922 |
|
---|
| 2923 | XMEMSET(Z, 0, sizeof(Z));
|
---|
| 2924 |
|
---|
| 2925 | for (i = 15; i > 0; i--) {
|
---|
| 2926 | xorbuf(Z, m[x[i]], AES_BLOCK_SIZE);
|
---|
| 2927 | a = Z[15];
|
---|
| 2928 |
|
---|
| 2929 | for (j = 15; j > 0; j--) {
|
---|
| 2930 | Z[j] = Z[j-1];
|
---|
| 2931 | }
|
---|
| 2932 |
|
---|
| 2933 | Z[0] = R[a][0];
|
---|
| 2934 | Z[1] ^= R[a][1];
|
---|
| 2935 | }
|
---|
| 2936 | xorbuf(Z, m[x[0]], AES_BLOCK_SIZE);
|
---|
| 2937 |
|
---|
| 2938 | XMEMCPY(x, Z, AES_BLOCK_SIZE);
|
---|
| 2939 | }
|
---|
| 2940 |
|
---|
| 2941 |
|
---|
| 2942 | static void GHASH(Aes* aes, const byte* a, word32 aSz,
|
---|
| 2943 | const byte* c, word32 cSz, byte* s, word32 sSz)
|
---|
| 2944 | {
|
---|
| 2945 | byte x[AES_BLOCK_SIZE];
|
---|
| 2946 | byte scratch[AES_BLOCK_SIZE];
|
---|
| 2947 | word32 blocks, partial;
|
---|
| 2948 |
|
---|
| 2949 | XMEMSET(x, 0, AES_BLOCK_SIZE);
|
---|
| 2950 |
|
---|
| 2951 | /* Hash in A, the Additional Authentication Data */
|
---|
| 2952 | if (aSz != 0 && a != NULL) {
|
---|
| 2953 | blocks = aSz / AES_BLOCK_SIZE;
|
---|
| 2954 | partial = aSz % AES_BLOCK_SIZE;
|
---|
| 2955 | while (blocks--) {
|
---|
| 2956 | xorbuf(x, a, AES_BLOCK_SIZE);
|
---|
| 2957 | GMULT(x, aes->M0);
|
---|
| 2958 | a += AES_BLOCK_SIZE;
|
---|
| 2959 | }
|
---|
| 2960 | if (partial != 0) {
|
---|
| 2961 | XMEMSET(scratch, 0, AES_BLOCK_SIZE);
|
---|
| 2962 | XMEMCPY(scratch, a, partial);
|
---|
| 2963 | xorbuf(x, scratch, AES_BLOCK_SIZE);
|
---|
| 2964 | GMULT(x, aes->M0);
|
---|
| 2965 | }
|
---|
| 2966 | }
|
---|
| 2967 |
|
---|
| 2968 | /* Hash in C, the Ciphertext */
|
---|
| 2969 | if (cSz != 0 && c != NULL) {
|
---|
| 2970 | blocks = cSz / AES_BLOCK_SIZE;
|
---|
| 2971 | partial = cSz % AES_BLOCK_SIZE;
|
---|
| 2972 | while (blocks--) {
|
---|
| 2973 | xorbuf(x, c, AES_BLOCK_SIZE);
|
---|
| 2974 | GMULT(x, aes->M0);
|
---|
| 2975 | c += AES_BLOCK_SIZE;
|
---|
| 2976 | }
|
---|
| 2977 | if (partial != 0) {
|
---|
| 2978 | XMEMSET(scratch, 0, AES_BLOCK_SIZE);
|
---|
| 2979 | XMEMCPY(scratch, c, partial);
|
---|
| 2980 | xorbuf(x, scratch, AES_BLOCK_SIZE);
|
---|
| 2981 | GMULT(x, aes->M0);
|
---|
| 2982 | }
|
---|
| 2983 | }
|
---|
| 2984 |
|
---|
| 2985 | /* Hash in the lengths of A and C in bits */
|
---|
| 2986 | FlattenSzInBits(&scratch[0], aSz);
|
---|
| 2987 | FlattenSzInBits(&scratch[8], cSz);
|
---|
| 2988 | xorbuf(x, scratch, AES_BLOCK_SIZE);
|
---|
| 2989 | GMULT(x, aes->M0);
|
---|
| 2990 |
|
---|
| 2991 | /* Copy the result into s. */
|
---|
| 2992 | XMEMCPY(s, x, sSz);
|
---|
| 2993 | }
|
---|
| 2994 |
|
---|
| 2995 | /* end GCM_TABLE */
|
---|
| 2996 | #elif defined(WORD64_AVAILABLE) && !defined(GCM_WORD32)
|
---|
| 2997 |
|
---|
| 2998 | static void GMULT(word64* X, word64* Y)
|
---|
| 2999 | {
|
---|
| 3000 | word64 Z[2] = {0,0};
|
---|
| 3001 | word64 V[2] ;
|
---|
| 3002 | int i, j;
|
---|
| 3003 | V[0] = X[0] ; V[1] = X[1] ;
|
---|
| 3004 |
|
---|
| 3005 | for (i = 0; i < 2; i++)
|
---|
| 3006 | {
|
---|
| 3007 | word64 y = Y[i];
|
---|
| 3008 | for (j = 0; j < 64; j++)
|
---|
| 3009 | {
|
---|
| 3010 | if (y & 0x8000000000000000ULL) {
|
---|
| 3011 | Z[0] ^= V[0];
|
---|
| 3012 | Z[1] ^= V[1];
|
---|
| 3013 | }
|
---|
| 3014 |
|
---|
| 3015 | if (V[1] & 0x0000000000000001) {
|
---|
| 3016 | V[1] >>= 1;
|
---|
| 3017 | V[1] |= ((V[0] & 0x0000000000000001) ? 0x8000000000000000ULL : 0);
|
---|
| 3018 | V[0] >>= 1;
|
---|
| 3019 | V[0] ^= 0xE100000000000000ULL;
|
---|
| 3020 | }
|
---|
| 3021 | else {
|
---|
| 3022 | V[1] >>= 1;
|
---|
| 3023 | V[1] |= ((V[0] & 0x0000000000000001) ? 0x8000000000000000ULL : 0);
|
---|
| 3024 | V[0] >>= 1;
|
---|
| 3025 | }
|
---|
| 3026 | y <<= 1;
|
---|
| 3027 | }
|
---|
| 3028 | }
|
---|
| 3029 | X[0] = Z[0];
|
---|
| 3030 | X[1] = Z[1];
|
---|
| 3031 | }
|
---|
| 3032 |
|
---|
| 3033 |
|
---|
| 3034 | static void GHASH(Aes* aes, const byte* a, word32 aSz,
|
---|
| 3035 | const byte* c, word32 cSz, byte* s, word32 sSz)
|
---|
| 3036 | {
|
---|
| 3037 | word64 x[2] = {0,0};
|
---|
| 3038 | word32 blocks, partial;
|
---|
| 3039 | word64 bigH[2];
|
---|
| 3040 |
|
---|
| 3041 | XMEMCPY(bigH, aes->H, AES_BLOCK_SIZE);
|
---|
| 3042 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3043 | ByteReverseWords64(bigH, bigH, AES_BLOCK_SIZE);
|
---|
| 3044 | #endif
|
---|
| 3045 |
|
---|
| 3046 | /* Hash in A, the Additional Authentication Data */
|
---|
| 3047 | if (aSz != 0 && a != NULL) {
|
---|
| 3048 | word64 bigA[2];
|
---|
| 3049 | blocks = aSz / AES_BLOCK_SIZE;
|
---|
| 3050 | partial = aSz % AES_BLOCK_SIZE;
|
---|
| 3051 | while (blocks--) {
|
---|
| 3052 | XMEMCPY(bigA, a, AES_BLOCK_SIZE);
|
---|
| 3053 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3054 | ByteReverseWords64(bigA, bigA, AES_BLOCK_SIZE);
|
---|
| 3055 | #endif
|
---|
| 3056 | x[0] ^= bigA[0];
|
---|
| 3057 | x[1] ^= bigA[1];
|
---|
| 3058 | GMULT(x, bigH);
|
---|
| 3059 | a += AES_BLOCK_SIZE;
|
---|
| 3060 | }
|
---|
| 3061 | if (partial != 0) {
|
---|
| 3062 | XMEMSET(bigA, 0, AES_BLOCK_SIZE);
|
---|
| 3063 | XMEMCPY(bigA, a, partial);
|
---|
| 3064 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3065 | ByteReverseWords64(bigA, bigA, AES_BLOCK_SIZE);
|
---|
| 3066 | #endif
|
---|
| 3067 | x[0] ^= bigA[0];
|
---|
| 3068 | x[1] ^= bigA[1];
|
---|
| 3069 | GMULT(x, bigH);
|
---|
| 3070 | }
|
---|
| 3071 | }
|
---|
| 3072 |
|
---|
| 3073 | /* Hash in C, the Ciphertext */
|
---|
| 3074 | if (cSz != 0 && c != NULL) {
|
---|
| 3075 | word64 bigC[2];
|
---|
| 3076 | blocks = cSz / AES_BLOCK_SIZE;
|
---|
| 3077 | partial = cSz % AES_BLOCK_SIZE;
|
---|
| 3078 | while (blocks--) {
|
---|
| 3079 | XMEMCPY(bigC, c, AES_BLOCK_SIZE);
|
---|
| 3080 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3081 | ByteReverseWords64(bigC, bigC, AES_BLOCK_SIZE);
|
---|
| 3082 | #endif
|
---|
| 3083 | x[0] ^= bigC[0];
|
---|
| 3084 | x[1] ^= bigC[1];
|
---|
| 3085 | GMULT(x, bigH);
|
---|
| 3086 | c += AES_BLOCK_SIZE;
|
---|
| 3087 | }
|
---|
| 3088 | if (partial != 0) {
|
---|
| 3089 | XMEMSET(bigC, 0, AES_BLOCK_SIZE);
|
---|
| 3090 | XMEMCPY(bigC, c, partial);
|
---|
| 3091 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3092 | ByteReverseWords64(bigC, bigC, AES_BLOCK_SIZE);
|
---|
| 3093 | #endif
|
---|
| 3094 | x[0] ^= bigC[0];
|
---|
| 3095 | x[1] ^= bigC[1];
|
---|
| 3096 | GMULT(x, bigH);
|
---|
| 3097 | }
|
---|
| 3098 | }
|
---|
| 3099 |
|
---|
| 3100 | /* Hash in the lengths in bits of A and C */
|
---|
| 3101 | {
|
---|
| 3102 | word64 len[2] ;
|
---|
| 3103 | len[0] = aSz ; len[1] = cSz;
|
---|
| 3104 |
|
---|
| 3105 | /* Lengths are in bytes. Convert to bits. */
|
---|
| 3106 | len[0] *= 8;
|
---|
| 3107 | len[1] *= 8;
|
---|
| 3108 |
|
---|
| 3109 | x[0] ^= len[0];
|
---|
| 3110 | x[1] ^= len[1];
|
---|
| 3111 | GMULT(x, bigH);
|
---|
| 3112 | }
|
---|
| 3113 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3114 | ByteReverseWords64(x, x, AES_BLOCK_SIZE);
|
---|
| 3115 | #endif
|
---|
| 3116 | XMEMCPY(s, x, sSz);
|
---|
| 3117 | }
|
---|
| 3118 |
|
---|
| 3119 | /* end defined(WORD64_AVAILABLE) && !defined(GCM_WORD32) */
|
---|
| 3120 | #else /* GCM_WORD32 */
|
---|
| 3121 |
|
---|
| 3122 | static void GMULT(word32* X, word32* Y)
|
---|
| 3123 | {
|
---|
| 3124 | word32 Z[4] = {0,0,0,0};
|
---|
| 3125 | word32 V[4] ;
|
---|
| 3126 | int i, j;
|
---|
| 3127 |
|
---|
| 3128 | V[0] = X[0]; V[1] = X[1]; V[2] = X[2]; V[3] = X[3];
|
---|
| 3129 |
|
---|
| 3130 | for (i = 0; i < 4; i++)
|
---|
| 3131 | {
|
---|
| 3132 | word32 y = Y[i];
|
---|
| 3133 | for (j = 0; j < 32; j++)
|
---|
| 3134 | {
|
---|
| 3135 | if (y & 0x80000000) {
|
---|
| 3136 | Z[0] ^= V[0];
|
---|
| 3137 | Z[1] ^= V[1];
|
---|
| 3138 | Z[2] ^= V[2];
|
---|
| 3139 | Z[3] ^= V[3];
|
---|
| 3140 | }
|
---|
| 3141 |
|
---|
| 3142 | if (V[3] & 0x00000001) {
|
---|
| 3143 | V[3] >>= 1;
|
---|
| 3144 | V[3] |= ((V[2] & 0x00000001) ? 0x80000000 : 0);
|
---|
| 3145 | V[2] >>= 1;
|
---|
| 3146 | V[2] |= ((V[1] & 0x00000001) ? 0x80000000 : 0);
|
---|
| 3147 | V[1] >>= 1;
|
---|
| 3148 | V[1] |= ((V[0] & 0x00000001) ? 0x80000000 : 0);
|
---|
| 3149 | V[0] >>= 1;
|
---|
| 3150 | V[0] ^= 0xE1000000;
|
---|
| 3151 | } else {
|
---|
| 3152 | V[3] >>= 1;
|
---|
| 3153 | V[3] |= ((V[2] & 0x00000001) ? 0x80000000 : 0);
|
---|
| 3154 | V[2] >>= 1;
|
---|
| 3155 | V[2] |= ((V[1] & 0x00000001) ? 0x80000000 : 0);
|
---|
| 3156 | V[1] >>= 1;
|
---|
| 3157 | V[1] |= ((V[0] & 0x00000001) ? 0x80000000 : 0);
|
---|
| 3158 | V[0] >>= 1;
|
---|
| 3159 | }
|
---|
| 3160 | y <<= 1;
|
---|
| 3161 | }
|
---|
| 3162 | }
|
---|
| 3163 | X[0] = Z[0];
|
---|
| 3164 | X[1] = Z[1];
|
---|
| 3165 | X[2] = Z[2];
|
---|
| 3166 | X[3] = Z[3];
|
---|
| 3167 | }
|
---|
| 3168 |
|
---|
| 3169 |
|
---|
| 3170 | static void GHASH(Aes* aes, const byte* a, word32 aSz,
|
---|
| 3171 | const byte* c, word32 cSz, byte* s, word32 sSz)
|
---|
| 3172 | {
|
---|
| 3173 | word32 x[4] = {0,0,0,0};
|
---|
| 3174 | word32 blocks, partial;
|
---|
| 3175 | word32 bigH[4];
|
---|
| 3176 |
|
---|
| 3177 | XMEMCPY(bigH, aes->H, AES_BLOCK_SIZE);
|
---|
| 3178 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3179 | ByteReverseWords(bigH, bigH, AES_BLOCK_SIZE);
|
---|
| 3180 | #endif
|
---|
| 3181 |
|
---|
| 3182 | /* Hash in A, the Additional Authentication Data */
|
---|
| 3183 | if (aSz != 0 && a != NULL) {
|
---|
| 3184 | word32 bigA[4];
|
---|
| 3185 | blocks = aSz / AES_BLOCK_SIZE;
|
---|
| 3186 | partial = aSz % AES_BLOCK_SIZE;
|
---|
| 3187 | while (blocks--) {
|
---|
| 3188 | XMEMCPY(bigA, a, AES_BLOCK_SIZE);
|
---|
| 3189 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3190 | ByteReverseWords(bigA, bigA, AES_BLOCK_SIZE);
|
---|
| 3191 | #endif
|
---|
| 3192 | x[0] ^= bigA[0];
|
---|
| 3193 | x[1] ^= bigA[1];
|
---|
| 3194 | x[2] ^= bigA[2];
|
---|
| 3195 | x[3] ^= bigA[3];
|
---|
| 3196 | GMULT(x, bigH);
|
---|
| 3197 | a += AES_BLOCK_SIZE;
|
---|
| 3198 | }
|
---|
| 3199 | if (partial != 0) {
|
---|
| 3200 | XMEMSET(bigA, 0, AES_BLOCK_SIZE);
|
---|
| 3201 | XMEMCPY(bigA, a, partial);
|
---|
| 3202 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3203 | ByteReverseWords(bigA, bigA, AES_BLOCK_SIZE);
|
---|
| 3204 | #endif
|
---|
| 3205 | x[0] ^= bigA[0];
|
---|
| 3206 | x[1] ^= bigA[1];
|
---|
| 3207 | x[2] ^= bigA[2];
|
---|
| 3208 | x[3] ^= bigA[3];
|
---|
| 3209 | GMULT(x, bigH);
|
---|
| 3210 | }
|
---|
| 3211 | }
|
---|
| 3212 |
|
---|
| 3213 | /* Hash in C, the Ciphertext */
|
---|
| 3214 | if (cSz != 0 && c != NULL) {
|
---|
| 3215 | word32 bigC[4];
|
---|
| 3216 | blocks = cSz / AES_BLOCK_SIZE;
|
---|
| 3217 | partial = cSz % AES_BLOCK_SIZE;
|
---|
| 3218 | while (blocks--) {
|
---|
| 3219 | XMEMCPY(bigC, c, AES_BLOCK_SIZE);
|
---|
| 3220 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3221 | ByteReverseWords(bigC, bigC, AES_BLOCK_SIZE);
|
---|
| 3222 | #endif
|
---|
| 3223 | x[0] ^= bigC[0];
|
---|
| 3224 | x[1] ^= bigC[1];
|
---|
| 3225 | x[2] ^= bigC[2];
|
---|
| 3226 | x[3] ^= bigC[3];
|
---|
| 3227 | GMULT(x, bigH);
|
---|
| 3228 | c += AES_BLOCK_SIZE;
|
---|
| 3229 | }
|
---|
| 3230 | if (partial != 0) {
|
---|
| 3231 | XMEMSET(bigC, 0, AES_BLOCK_SIZE);
|
---|
| 3232 | XMEMCPY(bigC, c, partial);
|
---|
| 3233 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3234 | ByteReverseWords(bigC, bigC, AES_BLOCK_SIZE);
|
---|
| 3235 | #endif
|
---|
| 3236 | x[0] ^= bigC[0];
|
---|
| 3237 | x[1] ^= bigC[1];
|
---|
| 3238 | x[2] ^= bigC[2];
|
---|
| 3239 | x[3] ^= bigC[3];
|
---|
| 3240 | GMULT(x, bigH);
|
---|
| 3241 | }
|
---|
| 3242 | }
|
---|
| 3243 |
|
---|
| 3244 | /* Hash in the lengths in bits of A and C */
|
---|
| 3245 | {
|
---|
| 3246 | word32 len[4];
|
---|
| 3247 |
|
---|
| 3248 | /* Lengths are in bytes. Convert to bits. */
|
---|
| 3249 | len[0] = (aSz >> (8*sizeof(aSz) - 3));
|
---|
| 3250 | len[1] = aSz << 3;
|
---|
| 3251 | len[2] = (cSz >> (8*sizeof(cSz) - 3));
|
---|
| 3252 | len[3] = cSz << 3;
|
---|
| 3253 |
|
---|
| 3254 | x[0] ^= len[0];
|
---|
| 3255 | x[1] ^= len[1];
|
---|
| 3256 | x[2] ^= len[2];
|
---|
| 3257 | x[3] ^= len[3];
|
---|
| 3258 | GMULT(x, bigH);
|
---|
| 3259 | }
|
---|
| 3260 | #ifdef LITTLE_ENDIAN_ORDER
|
---|
| 3261 | ByteReverseWords(x, x, AES_BLOCK_SIZE);
|
---|
| 3262 | #endif
|
---|
| 3263 | XMEMCPY(s, x, sSz);
|
---|
| 3264 | }
|
---|
| 3265 |
|
---|
| 3266 | #endif /* end GCM_WORD32 */
|
---|
| 3267 |
|
---|
| 3268 |
|
---|
| 3269 | int wc_AesGcmEncrypt(Aes* aes, byte* out, const byte* in, word32 sz,
|
---|
| 3270 | const byte* iv, word32 ivSz,
|
---|
| 3271 | byte* authTag, word32 authTagSz,
|
---|
| 3272 | const byte* authIn, word32 authInSz)
|
---|
| 3273 | {
|
---|
| 3274 | word32 blocks = sz / AES_BLOCK_SIZE;
|
---|
| 3275 | word32 partial = sz % AES_BLOCK_SIZE;
|
---|
| 3276 | const byte* p = in;
|
---|
| 3277 | byte* c = out;
|
---|
| 3278 | byte counter[AES_BLOCK_SIZE];
|
---|
| 3279 | byte *ctr ;
|
---|
| 3280 | byte scratch[AES_BLOCK_SIZE];
|
---|
| 3281 |
|
---|
| 3282 | WOLFSSL_ENTER("AesGcmEncrypt");
|
---|
| 3283 |
|
---|
| 3284 | #ifdef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 3285 | ctr = (char *)aes->iv_ce ;
|
---|
| 3286 | #else
|
---|
| 3287 | ctr = counter ;
|
---|
| 3288 | #endif
|
---|
| 3289 |
|
---|
| 3290 | XMEMSET(ctr, 0, AES_BLOCK_SIZE);
|
---|
| 3291 | XMEMCPY(ctr, iv, ivSz);
|
---|
| 3292 | InitGcmCounter(ctr);
|
---|
| 3293 |
|
---|
| 3294 | #ifdef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 3295 | if(blocks)
|
---|
| 3296 | wc_AesCrypt(aes, out, in, blocks*AES_BLOCK_SIZE,
|
---|
| 3297 | PIC32_ENCRYPTION, PIC32_ALGO_AES, PIC32_CRYPTOALGO_AES_GCM );
|
---|
| 3298 | #endif
|
---|
| 3299 | while (blocks--) {
|
---|
| 3300 | IncrementGcmCounter(ctr);
|
---|
| 3301 | #ifndef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 3302 | wc_AesEncrypt(aes, ctr, scratch);
|
---|
| 3303 | xorbuf(scratch, p, AES_BLOCK_SIZE);
|
---|
| 3304 | XMEMCPY(c, scratch, AES_BLOCK_SIZE);
|
---|
| 3305 | #endif
|
---|
| 3306 | p += AES_BLOCK_SIZE;
|
---|
| 3307 | c += AES_BLOCK_SIZE;
|
---|
| 3308 | }
|
---|
| 3309 |
|
---|
| 3310 | if (partial != 0) {
|
---|
| 3311 | IncrementGcmCounter(ctr);
|
---|
| 3312 | wc_AesEncrypt(aes, ctr, scratch);
|
---|
| 3313 | xorbuf(scratch, p, partial);
|
---|
| 3314 | XMEMCPY(c, scratch, partial);
|
---|
| 3315 |
|
---|
| 3316 | }
|
---|
| 3317 |
|
---|
| 3318 | GHASH(aes, authIn, authInSz, out, sz, authTag, authTagSz);
|
---|
| 3319 | InitGcmCounter(ctr);
|
---|
| 3320 | wc_AesEncrypt(aes, ctr, scratch);
|
---|
| 3321 | xorbuf(authTag, scratch, authTagSz);
|
---|
| 3322 |
|
---|
| 3323 | return 0;
|
---|
| 3324 | }
|
---|
| 3325 |
|
---|
| 3326 |
|
---|
| 3327 | int wc_AesGcmDecrypt(Aes* aes, byte* out, const byte* in, word32 sz,
|
---|
| 3328 | const byte* iv, word32 ivSz,
|
---|
| 3329 | const byte* authTag, word32 authTagSz,
|
---|
| 3330 | const byte* authIn, word32 authInSz)
|
---|
| 3331 | {
|
---|
| 3332 | word32 blocks = sz / AES_BLOCK_SIZE;
|
---|
| 3333 | word32 partial = sz % AES_BLOCK_SIZE;
|
---|
| 3334 | const byte* c = in;
|
---|
| 3335 | byte* p = out;
|
---|
| 3336 | byte counter[AES_BLOCK_SIZE];
|
---|
| 3337 | byte *ctr ;
|
---|
| 3338 | byte scratch[AES_BLOCK_SIZE];
|
---|
| 3339 |
|
---|
| 3340 | WOLFSSL_ENTER("AesGcmDecrypt");
|
---|
| 3341 |
|
---|
| 3342 | #ifdef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 3343 | ctr = (char *)aes->iv_ce ;
|
---|
| 3344 | #else
|
---|
| 3345 | ctr = counter ;
|
---|
| 3346 | #endif
|
---|
| 3347 |
|
---|
| 3348 | XMEMSET(ctr, 0, AES_BLOCK_SIZE);
|
---|
| 3349 | XMEMCPY(ctr, iv, ivSz);
|
---|
| 3350 | InitGcmCounter(ctr);
|
---|
| 3351 |
|
---|
| 3352 | /* Calculate the authTag again using the received auth data and the
|
---|
| 3353 | * cipher text. */
|
---|
| 3354 | {
|
---|
| 3355 | byte Tprime[AES_BLOCK_SIZE];
|
---|
| 3356 | byte EKY0[AES_BLOCK_SIZE];
|
---|
| 3357 |
|
---|
| 3358 | GHASH(aes, authIn, authInSz, in, sz, Tprime, sizeof(Tprime));
|
---|
| 3359 | wc_AesEncrypt(aes, ctr, EKY0);
|
---|
| 3360 | xorbuf(Tprime, EKY0, sizeof(Tprime));
|
---|
| 3361 |
|
---|
| 3362 | if (ConstantCompare(authTag, Tprime, authTagSz) != 0) {
|
---|
| 3363 | return AES_GCM_AUTH_E;
|
---|
| 3364 | }
|
---|
| 3365 | }
|
---|
| 3366 |
|
---|
| 3367 | #ifdef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 3368 | if(blocks)
|
---|
| 3369 | wc_AesCrypt(aes, out, in, blocks*AES_BLOCK_SIZE,
|
---|
| 3370 | PIC32_DECRYPTION, PIC32_ALGO_AES, PIC32_CRYPTOALGO_AES_GCM );
|
---|
| 3371 | #endif
|
---|
| 3372 |
|
---|
| 3373 | while (blocks--) {
|
---|
| 3374 | IncrementGcmCounter(ctr);
|
---|
| 3375 | #ifndef WOLFSSL_PIC32MZ_CRYPT
|
---|
| 3376 | wc_AesEncrypt(aes, ctr, scratch);
|
---|
| 3377 | xorbuf(scratch, c, AES_BLOCK_SIZE);
|
---|
| 3378 | XMEMCPY(p, scratch, AES_BLOCK_SIZE);
|
---|
| 3379 | #endif
|
---|
| 3380 | p += AES_BLOCK_SIZE;
|
---|
| 3381 | c += AES_BLOCK_SIZE;
|
---|
| 3382 | }
|
---|
| 3383 | if (partial != 0) {
|
---|
| 3384 | IncrementGcmCounter(ctr);
|
---|
| 3385 | wc_AesEncrypt(aes, ctr, scratch);
|
---|
| 3386 | xorbuf(scratch, c, partial);
|
---|
| 3387 | XMEMCPY(p, scratch, partial);
|
---|
| 3388 | }
|
---|
| 3389 | return 0;
|
---|
| 3390 | }
|
---|
| 3391 |
|
---|
| 3392 |
|
---|
| 3393 |
|
---|
| 3394 | WOLFSSL_API int wc_GmacSetKey(Gmac* gmac, const byte* key, word32 len)
|
---|
| 3395 | {
|
---|
| 3396 | return wc_AesGcmSetKey(&gmac->aes, key, len);
|
---|
| 3397 | }
|
---|
| 3398 |
|
---|
| 3399 |
|
---|
| 3400 | WOLFSSL_API int wc_GmacUpdate(Gmac* gmac, const byte* iv, word32 ivSz,
|
---|
| 3401 | const byte* authIn, word32 authInSz,
|
---|
| 3402 | byte* authTag, word32 authTagSz)
|
---|
| 3403 | {
|
---|
| 3404 | return wc_AesGcmEncrypt(&gmac->aes, NULL, NULL, 0, iv, ivSz,
|
---|
| 3405 | authTag, authTagSz, authIn, authInSz);
|
---|
| 3406 | }
|
---|
| 3407 |
|
---|
| 3408 | #endif /* HAVE_AESGCM */
|
---|
| 3409 |
|
---|
| 3410 |
|
---|
| 3411 | #ifdef HAVE_AESCCM
|
---|
| 3412 |
|
---|
| 3413 | #ifdef STM32F2_CRYPTO
|
---|
| 3414 | #error "STM32F2 crypto doesn't currently support AES-CCM mode"
|
---|
| 3415 |
|
---|
| 3416 | #elif defined(HAVE_COLDFIRE_SEC)
|
---|
| 3417 | #error "Coldfire SEC doesn't currently support AES-CCM mode"
|
---|
| 3418 |
|
---|
| 3419 | #elif defined(WOLFSSL_PIC32MZ_CRYPT)
|
---|
| 3420 | #error "PIC32MZ doesn't currently support AES-CCM mode"
|
---|
| 3421 |
|
---|
| 3422 | #endif
|
---|
| 3423 |
|
---|
| 3424 | void wc_AesCcmSetKey(Aes* aes, const byte* key, word32 keySz)
|
---|
| 3425 | {
|
---|
| 3426 | byte nonce[AES_BLOCK_SIZE];
|
---|
| 3427 |
|
---|
| 3428 | if (!((keySz == 16) || (keySz == 24) || (keySz == 32)))
|
---|
| 3429 | return;
|
---|
| 3430 |
|
---|
| 3431 | XMEMSET(nonce, 0, sizeof(nonce));
|
---|
| 3432 | wc_AesSetKey(aes, key, keySz, nonce, AES_ENCRYPTION);
|
---|
| 3433 | }
|
---|
| 3434 |
|
---|
| 3435 |
|
---|
| 3436 | static void roll_x(Aes* aes, const byte* in, word32 inSz, byte* out)
|
---|
| 3437 | {
|
---|
| 3438 | /* process the bulk of the data */
|
---|
| 3439 | while (inSz >= AES_BLOCK_SIZE) {
|
---|
| 3440 | xorbuf(out, in, AES_BLOCK_SIZE);
|
---|
| 3441 | in += AES_BLOCK_SIZE;
|
---|
| 3442 | inSz -= AES_BLOCK_SIZE;
|
---|
| 3443 |
|
---|
| 3444 | wc_AesEncrypt(aes, out, out);
|
---|
| 3445 | }
|
---|
| 3446 |
|
---|
| 3447 | /* process remainder of the data */
|
---|
| 3448 | if (inSz > 0) {
|
---|
| 3449 | xorbuf(out, in, inSz);
|
---|
| 3450 | wc_AesEncrypt(aes, out, out);
|
---|
| 3451 | }
|
---|
| 3452 | }
|
---|
| 3453 |
|
---|
| 3454 |
|
---|
| 3455 | static void roll_auth(Aes* aes, const byte* in, word32 inSz, byte* out)
|
---|
| 3456 | {
|
---|
| 3457 | word32 authLenSz;
|
---|
| 3458 | word32 remainder;
|
---|
| 3459 |
|
---|
| 3460 | /* encode the length in */
|
---|
| 3461 | if (inSz <= 0xFEFF) {
|
---|
| 3462 | authLenSz = 2;
|
---|
| 3463 | out[0] ^= ((inSz & 0xFF00) >> 8);
|
---|
| 3464 | out[1] ^= (inSz & 0x00FF);
|
---|
| 3465 | }
|
---|
| 3466 | else if (inSz <= 0xFFFFFFFF) {
|
---|
| 3467 | authLenSz = 6;
|
---|
| 3468 | out[0] ^= 0xFF; out[1] ^= 0xFE;
|
---|
| 3469 | out[2] ^= ((inSz & 0xFF000000) >> 24);
|
---|
| 3470 | out[3] ^= ((inSz & 0x00FF0000) >> 16);
|
---|
| 3471 | out[4] ^= ((inSz & 0x0000FF00) >> 8);
|
---|
| 3472 | out[5] ^= (inSz & 0x000000FF);
|
---|
| 3473 | }
|
---|
| 3474 | /* Note, the protocol handles auth data up to 2^64, but we are
|
---|
| 3475 | * using 32-bit sizes right now, so the bigger data isn't handled
|
---|
| 3476 | * else if (inSz <= 0xFFFFFFFFFFFFFFFF) {} */
|
---|
| 3477 | else
|
---|
| 3478 | return;
|
---|
| 3479 |
|
---|
| 3480 | /* start fill out the rest of the first block */
|
---|
| 3481 | remainder = AES_BLOCK_SIZE - authLenSz;
|
---|
| 3482 | if (inSz >= remainder) {
|
---|
| 3483 | /* plenty of bulk data to fill the remainder of this block */
|
---|
| 3484 | xorbuf(out + authLenSz, in, remainder);
|
---|
| 3485 | inSz -= remainder;
|
---|
| 3486 | in += remainder;
|
---|
| 3487 | }
|
---|
| 3488 | else {
|
---|
| 3489 | /* not enough bulk data, copy what is available, and pad zero */
|
---|
| 3490 | xorbuf(out + authLenSz, in, inSz);
|
---|
| 3491 | inSz = 0;
|
---|
| 3492 | }
|
---|
| 3493 | wc_AesEncrypt(aes, out, out);
|
---|
| 3494 |
|
---|
| 3495 | if (inSz > 0)
|
---|
| 3496 | roll_x(aes, in, inSz, out);
|
---|
| 3497 | }
|
---|
| 3498 |
|
---|
| 3499 |
|
---|
| 3500 | static INLINE void AesCcmCtrInc(byte* B, word32 lenSz)
|
---|
| 3501 | {
|
---|
| 3502 | word32 i;
|
---|
| 3503 |
|
---|
| 3504 | for (i = 0; i < lenSz; i++) {
|
---|
| 3505 | if (++B[AES_BLOCK_SIZE - 1 - i] != 0) return;
|
---|
| 3506 | }
|
---|
| 3507 | }
|
---|
| 3508 |
|
---|
| 3509 |
|
---|
| 3510 | /* return 0 on success */
|
---|
| 3511 | int wc_AesCcmEncrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
|
---|
| 3512 | const byte* nonce, word32 nonceSz,
|
---|
| 3513 | byte* authTag, word32 authTagSz,
|
---|
| 3514 | const byte* authIn, word32 authInSz)
|
---|
| 3515 | {
|
---|
| 3516 | byte A[AES_BLOCK_SIZE];
|
---|
| 3517 | byte B[AES_BLOCK_SIZE];
|
---|
| 3518 | byte lenSz;
|
---|
| 3519 | word32 i;
|
---|
| 3520 | byte mask = 0xFF;
|
---|
| 3521 | word32 wordSz = (word32)sizeof(word32);
|
---|
| 3522 |
|
---|
| 3523 | /* sanity check on arugments */
|
---|
| 3524 | if (aes == NULL || out == NULL || in == NULL || nonce == NULL
|
---|
| 3525 | || authTag == NULL || nonceSz < 7 || nonceSz > 13)
|
---|
| 3526 | return BAD_FUNC_ARG;
|
---|
| 3527 |
|
---|
| 3528 | XMEMCPY(B+1, nonce, nonceSz);
|
---|
| 3529 | lenSz = AES_BLOCK_SIZE - 1 - (byte)nonceSz;
|
---|
| 3530 | B[0] = (authInSz > 0 ? 64 : 0)
|
---|
| 3531 | + (8 * (((byte)authTagSz - 2) / 2))
|
---|
| 3532 | + (lenSz - 1);
|
---|
| 3533 | for (i = 0; i < lenSz; i++) {
|
---|
| 3534 | if (mask && i >= wordSz)
|
---|
| 3535 | mask = 0x00;
|
---|
| 3536 | B[AES_BLOCK_SIZE - 1 - i] = (inSz >> ((8 * i) & mask)) & mask;
|
---|
| 3537 | }
|
---|
| 3538 |
|
---|
| 3539 | wc_AesEncrypt(aes, B, A);
|
---|
| 3540 |
|
---|
| 3541 | if (authInSz > 0)
|
---|
| 3542 | roll_auth(aes, authIn, authInSz, A);
|
---|
| 3543 | if (inSz > 0)
|
---|
| 3544 | roll_x(aes, in, inSz, A);
|
---|
| 3545 | XMEMCPY(authTag, A, authTagSz);
|
---|
| 3546 |
|
---|
| 3547 | B[0] = lenSz - 1;
|
---|
| 3548 | for (i = 0; i < lenSz; i++)
|
---|
| 3549 | B[AES_BLOCK_SIZE - 1 - i] = 0;
|
---|
| 3550 | wc_AesEncrypt(aes, B, A);
|
---|
| 3551 | xorbuf(authTag, A, authTagSz);
|
---|
| 3552 |
|
---|
| 3553 | B[15] = 1;
|
---|
| 3554 | while (inSz >= AES_BLOCK_SIZE) {
|
---|
| 3555 | wc_AesEncrypt(aes, B, A);
|
---|
| 3556 | xorbuf(A, in, AES_BLOCK_SIZE);
|
---|
| 3557 | XMEMCPY(out, A, AES_BLOCK_SIZE);
|
---|
| 3558 |
|
---|
| 3559 | AesCcmCtrInc(B, lenSz);
|
---|
| 3560 | inSz -= AES_BLOCK_SIZE;
|
---|
| 3561 | in += AES_BLOCK_SIZE;
|
---|
| 3562 | out += AES_BLOCK_SIZE;
|
---|
| 3563 | }
|
---|
| 3564 | if (inSz > 0) {
|
---|
| 3565 | wc_AesEncrypt(aes, B, A);
|
---|
| 3566 | xorbuf(A, in, inSz);
|
---|
| 3567 | XMEMCPY(out, A, inSz);
|
---|
| 3568 | }
|
---|
| 3569 |
|
---|
| 3570 | ForceZero(A, AES_BLOCK_SIZE);
|
---|
| 3571 | ForceZero(B, AES_BLOCK_SIZE);
|
---|
| 3572 |
|
---|
| 3573 | return 0;
|
---|
| 3574 | }
|
---|
| 3575 |
|
---|
| 3576 |
|
---|
| 3577 | int wc_AesCcmDecrypt(Aes* aes, byte* out, const byte* in, word32 inSz,
|
---|
| 3578 | const byte* nonce, word32 nonceSz,
|
---|
| 3579 | const byte* authTag, word32 authTagSz,
|
---|
| 3580 | const byte* authIn, word32 authInSz)
|
---|
| 3581 | {
|
---|
| 3582 | byte A[AES_BLOCK_SIZE];
|
---|
| 3583 | byte B[AES_BLOCK_SIZE];
|
---|
| 3584 | byte* o;
|
---|
| 3585 | byte lenSz;
|
---|
| 3586 | word32 i, oSz;
|
---|
| 3587 | int result = 0;
|
---|
| 3588 | byte mask = 0xFF;
|
---|
| 3589 | word32 wordSz = (word32)sizeof(word32);
|
---|
| 3590 |
|
---|
| 3591 | /* sanity check on arugments */
|
---|
| 3592 | if (aes == NULL || out == NULL || in == NULL || nonce == NULL
|
---|
| 3593 | || authTag == NULL || nonceSz < 7 || nonceSz > 13)
|
---|
| 3594 | return BAD_FUNC_ARG;
|
---|
| 3595 |
|
---|
| 3596 | o = out;
|
---|
| 3597 | oSz = inSz;
|
---|
| 3598 | XMEMCPY(B+1, nonce, nonceSz);
|
---|
| 3599 | lenSz = AES_BLOCK_SIZE - 1 - (byte)nonceSz;
|
---|
| 3600 |
|
---|
| 3601 | B[0] = lenSz - 1;
|
---|
| 3602 | for (i = 0; i < lenSz; i++)
|
---|
| 3603 | B[AES_BLOCK_SIZE - 1 - i] = 0;
|
---|
| 3604 | B[15] = 1;
|
---|
| 3605 |
|
---|
| 3606 | while (oSz >= AES_BLOCK_SIZE) {
|
---|
| 3607 | wc_AesEncrypt(aes, B, A);
|
---|
| 3608 | xorbuf(A, in, AES_BLOCK_SIZE);
|
---|
| 3609 | XMEMCPY(o, A, AES_BLOCK_SIZE);
|
---|
| 3610 |
|
---|
| 3611 | AesCcmCtrInc(B, lenSz);
|
---|
| 3612 | oSz -= AES_BLOCK_SIZE;
|
---|
| 3613 | in += AES_BLOCK_SIZE;
|
---|
| 3614 | o += AES_BLOCK_SIZE;
|
---|
| 3615 | }
|
---|
| 3616 | if (inSz > 0) {
|
---|
| 3617 | wc_AesEncrypt(aes, B, A);
|
---|
| 3618 | xorbuf(A, in, oSz);
|
---|
| 3619 | XMEMCPY(o, A, oSz);
|
---|
| 3620 | }
|
---|
| 3621 |
|
---|
| 3622 | for (i = 0; i < lenSz; i++)
|
---|
| 3623 | B[AES_BLOCK_SIZE - 1 - i] = 0;
|
---|
| 3624 | wc_AesEncrypt(aes, B, A);
|
---|
| 3625 |
|
---|
| 3626 | o = out;
|
---|
| 3627 | oSz = inSz;
|
---|
| 3628 |
|
---|
| 3629 | B[0] = (authInSz > 0 ? 64 : 0)
|
---|
| 3630 | + (8 * (((byte)authTagSz - 2) / 2))
|
---|
| 3631 | + (lenSz - 1);
|
---|
| 3632 | for (i = 0; i < lenSz; i++) {
|
---|
| 3633 | if (mask && i >= wordSz)
|
---|
| 3634 | mask = 0x00;
|
---|
| 3635 | B[AES_BLOCK_SIZE - 1 - i] = (inSz >> ((8 * i) & mask)) & mask;
|
---|
| 3636 | }
|
---|
| 3637 |
|
---|
| 3638 | wc_AesEncrypt(aes, B, A);
|
---|
| 3639 |
|
---|
| 3640 | if (authInSz > 0)
|
---|
| 3641 | roll_auth(aes, authIn, authInSz, A);
|
---|
| 3642 | if (inSz > 0)
|
---|
| 3643 | roll_x(aes, o, oSz, A);
|
---|
| 3644 |
|
---|
| 3645 | B[0] = lenSz - 1;
|
---|
| 3646 | for (i = 0; i < lenSz; i++)
|
---|
| 3647 | B[AES_BLOCK_SIZE - 1 - i] = 0;
|
---|
| 3648 | wc_AesEncrypt(aes, B, B);
|
---|
| 3649 | xorbuf(A, B, authTagSz);
|
---|
| 3650 |
|
---|
| 3651 | if (ConstantCompare(A, authTag, authTagSz) != 0) {
|
---|
| 3652 | /* If the authTag check fails, don't keep the decrypted data.
|
---|
| 3653 | * Unfortunately, you need the decrypted data to calculate the
|
---|
| 3654 | * check value. */
|
---|
| 3655 | XMEMSET(out, 0, inSz);
|
---|
| 3656 | result = AES_CCM_AUTH_E;
|
---|
| 3657 | }
|
---|
| 3658 |
|
---|
| 3659 | ForceZero(A, AES_BLOCK_SIZE);
|
---|
| 3660 | ForceZero(B, AES_BLOCK_SIZE);
|
---|
| 3661 | o = NULL;
|
---|
| 3662 |
|
---|
| 3663 | return result;
|
---|
| 3664 | }
|
---|
| 3665 |
|
---|
| 3666 | #endif /* HAVE_AESCCM */
|
---|
| 3667 |
|
---|
| 3668 |
|
---|
| 3669 | #ifdef HAVE_CAVIUM
|
---|
| 3670 |
|
---|
| 3671 | #include <wolfssl/ctaocrypt/logging.h>
|
---|
| 3672 | #include "cavium_common.h"
|
---|
| 3673 |
|
---|
| 3674 | /* Initiliaze Aes for use with Nitrox device */
|
---|
| 3675 | int wc_AesInitCavium(Aes* aes, int devId)
|
---|
| 3676 | {
|
---|
| 3677 | if (aes == NULL)
|
---|
| 3678 | return -1;
|
---|
| 3679 |
|
---|
| 3680 | if (CspAllocContext(CONTEXT_SSL, &aes->contextHandle, devId) != 0)
|
---|
| 3681 | return -1;
|
---|
| 3682 |
|
---|
| 3683 | aes->devId = devId;
|
---|
| 3684 | aes->magic = WOLFSSL_AES_CAVIUM_MAGIC;
|
---|
| 3685 |
|
---|
| 3686 | return 0;
|
---|
| 3687 | }
|
---|
| 3688 |
|
---|
| 3689 |
|
---|
| 3690 | /* Free Aes from use with Nitrox device */
|
---|
| 3691 | void wc_AesFreeCavium(Aes* aes)
|
---|
| 3692 | {
|
---|
| 3693 | if (aes == NULL)
|
---|
| 3694 | return;
|
---|
| 3695 |
|
---|
| 3696 | if (aes->magic != WOLFSSL_AES_CAVIUM_MAGIC)
|
---|
| 3697 | return;
|
---|
| 3698 |
|
---|
| 3699 | CspFreeContext(CONTEXT_SSL, aes->contextHandle, aes->devId);
|
---|
| 3700 | aes->magic = 0;
|
---|
| 3701 | }
|
---|
| 3702 |
|
---|
| 3703 |
|
---|
| 3704 | static int wc_AesCaviumSetKey(Aes* aes, const byte* key, word32 length,
|
---|
| 3705 | const byte* iv)
|
---|
| 3706 | {
|
---|
| 3707 | if (aes == NULL)
|
---|
| 3708 | return -1;
|
---|
| 3709 |
|
---|
| 3710 | XMEMCPY(aes->key, key, length); /* key still holds key, iv still in reg */
|
---|
| 3711 | if (length == 16)
|
---|
| 3712 | aes->type = AES_128;
|
---|
| 3713 | else if (length == 24)
|
---|
| 3714 | aes->type = AES_192;
|
---|
| 3715 | else if (length == 32)
|
---|
| 3716 | aes->type = AES_256;
|
---|
| 3717 |
|
---|
| 3718 | return wc_AesSetIV(aes, iv);
|
---|
| 3719 | }
|
---|
| 3720 |
|
---|
| 3721 |
|
---|
| 3722 | static int AesCaviumCbcEncrypt(Aes* aes, byte* out, const byte* in,
|
---|
| 3723 | word32 length)
|
---|
| 3724 | {
|
---|
| 3725 | wolfssl_word offset = 0;
|
---|
| 3726 | word32 requestId;
|
---|
| 3727 |
|
---|
| 3728 | while (length > WOLFSSL_MAX_16BIT) {
|
---|
| 3729 | word16 slen = (word16)WOLFSSL_MAX_16BIT;
|
---|
| 3730 | if (CspEncryptAes(CAVIUM_BLOCKING, aes->contextHandle, CAVIUM_NO_UPDATE,
|
---|
| 3731 | aes->type, slen, (byte*)in + offset, out + offset,
|
---|
| 3732 | (byte*)aes->reg, (byte*)aes->key, &requestId,
|
---|
| 3733 | aes->devId) != 0) {
|
---|
| 3734 | WOLFSSL_MSG("Bad Cavium Aes Encrypt");
|
---|
| 3735 | return -1;
|
---|
| 3736 | }
|
---|
| 3737 | length -= WOLFSSL_MAX_16BIT;
|
---|
| 3738 | offset += WOLFSSL_MAX_16BIT;
|
---|
| 3739 | XMEMCPY(aes->reg, out + offset - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 3740 | }
|
---|
| 3741 | if (length) {
|
---|
| 3742 | word16 slen = (word16)length;
|
---|
| 3743 | if (CspEncryptAes(CAVIUM_BLOCKING, aes->contextHandle, CAVIUM_NO_UPDATE,
|
---|
| 3744 | aes->type, slen, (byte*)in + offset, out + offset,
|
---|
| 3745 | (byte*)aes->reg, (byte*)aes->key, &requestId,
|
---|
| 3746 | aes->devId) != 0) {
|
---|
| 3747 | WOLFSSL_MSG("Bad Cavium Aes Encrypt");
|
---|
| 3748 | return -1;
|
---|
| 3749 | }
|
---|
| 3750 | XMEMCPY(aes->reg, out + offset+length - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 3751 | }
|
---|
| 3752 | return 0;
|
---|
| 3753 | }
|
---|
| 3754 |
|
---|
| 3755 | static int AesCaviumCbcDecrypt(Aes* aes, byte* out, const byte* in,
|
---|
| 3756 | word32 length)
|
---|
| 3757 | {
|
---|
| 3758 | word32 requestId;
|
---|
| 3759 | wolfssl_word offset = 0;
|
---|
| 3760 |
|
---|
| 3761 | while (length > WOLFSSL_MAX_16BIT) {
|
---|
| 3762 | word16 slen = (word16)WOLFSSL_MAX_16BIT;
|
---|
| 3763 | XMEMCPY(aes->tmp, in + offset + slen - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 3764 | if (CspDecryptAes(CAVIUM_BLOCKING, aes->contextHandle, CAVIUM_NO_UPDATE,
|
---|
| 3765 | aes->type, slen, (byte*)in + offset, out + offset,
|
---|
| 3766 | (byte*)aes->reg, (byte*)aes->key, &requestId,
|
---|
| 3767 | aes->devId) != 0) {
|
---|
| 3768 | WOLFSSL_MSG("Bad Cavium Aes Decrypt");
|
---|
| 3769 | return -1;
|
---|
| 3770 | }
|
---|
| 3771 | length -= WOLFSSL_MAX_16BIT;
|
---|
| 3772 | offset += WOLFSSL_MAX_16BIT;
|
---|
| 3773 | XMEMCPY(aes->reg, aes->tmp, AES_BLOCK_SIZE);
|
---|
| 3774 | }
|
---|
| 3775 | if (length) {
|
---|
| 3776 | word16 slen = (word16)length;
|
---|
| 3777 | XMEMCPY(aes->tmp, in + offset + slen - AES_BLOCK_SIZE, AES_BLOCK_SIZE);
|
---|
| 3778 | if (CspDecryptAes(CAVIUM_BLOCKING, aes->contextHandle, CAVIUM_NO_UPDATE,
|
---|
| 3779 | aes->type, slen, (byte*)in + offset, out + offset,
|
---|
| 3780 | (byte*)aes->reg, (byte*)aes->key, &requestId,
|
---|
| 3781 | aes->devId) != 0) {
|
---|
| 3782 | WOLFSSL_MSG("Bad Cavium Aes Decrypt");
|
---|
| 3783 | return -1;
|
---|
| 3784 | }
|
---|
| 3785 | XMEMCPY(aes->reg, aes->tmp, AES_BLOCK_SIZE);
|
---|
| 3786 | }
|
---|
| 3787 | return 0;
|
---|
| 3788 | }
|
---|
| 3789 |
|
---|
| 3790 | #endif /* HAVE_CAVIUM */
|
---|
| 3791 |
|
---|
| 3792 | #endif /* WOLFSSL_TI_CRYPT */
|
---|
| 3793 |
|
---|
| 3794 | #endif /* HAVE_FIPS */
|
---|
| 3795 |
|
---|
| 3796 | #endif /* NO_AES */
|
---|