wolf SSL / wolfSSL

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

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wolfssl/wolfcrypt/des3.h@13:f67a6c6013ca, 2017-08-22 (annotated)

Committer:
wolfSSL
Date:
Tue Aug 22 10:48:22 2017 +0000
Revision:
13:f67a6c6013ca
Parent:
11:cee25a834751 
wolfSSL3.12.0 with TLS1.3

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 11:cee25a834751 1 /* des3.h
wolfSSL 11:cee25a834751 2 *
wolfSSL 11:cee25a834751 3 * Copyright (C) 2006-2016 wolfSSL Inc.
wolfSSL 11:cee25a834751 4 *
wolfSSL 11:cee25a834751 5 * This file is part of wolfSSL.
wolfSSL 11:cee25a834751 6 *
wolfSSL 11:cee25a834751 7 * wolfSSL is free software; you can redistribute it and/or modify
wolfSSL 11:cee25a834751 8 * it under the terms of the GNU General Public License as published by
wolfSSL 11:cee25a834751 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 11:cee25a834751 10 * (at your option) any later version.
wolfSSL 11:cee25a834751 11 *
wolfSSL 11:cee25a834751 12 * wolfSSL is distributed in the hope that it will be useful,
wolfSSL 11:cee25a834751 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 11:cee25a834751 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 11:cee25a834751 15 * GNU General Public License for more details.
wolfSSL 11:cee25a834751 16 *
wolfSSL 11:cee25a834751 17 * You should have received a copy of the GNU General Public License
wolfSSL 11:cee25a834751 18 * along with this program; if not, write to the Free Software
wolfSSL 11:cee25a834751 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
wolfSSL 11:cee25a834751 20 */
wolfSSL 11:cee25a834751 21
wolfSSL 11:cee25a834751 22
wolfSSL 11:cee25a834751 23 #ifndef WOLF_CRYPT_DES3_H
wolfSSL 11:cee25a834751 24 #define WOLF_CRYPT_DES3_H
wolfSSL 11:cee25a834751 25
wolfSSL 11:cee25a834751 26 #include <wolfssl/wolfcrypt/types.h>
wolfSSL 11:cee25a834751 27
wolfSSL 11:cee25a834751 28 #ifndef NO_DES3
wolfSSL 11:cee25a834751 29
wolfSSL 11:cee25a834751 30 #ifdef HAVE_FIPS
wolfSSL 11:cee25a834751 31 /* included for fips @wc_fips */
wolfSSL 11:cee25a834751 32 #include <cyassl/ctaocrypt/des3.h>
wolfSSL 11:cee25a834751 33 #endif
wolfSSL 11:cee25a834751 34
wolfSSL 11:cee25a834751 35 #ifdef __cplusplus
wolfSSL 11:cee25a834751 36 extern "C" {
wolfSSL 11:cee25a834751 37 #endif
wolfSSL 11:cee25a834751 38
wolfSSL 11:cee25a834751 39 #ifndef HAVE_FIPS /* to avoid redefinition of macros */
wolfSSL 11:cee25a834751 40
wolfSSL 11:cee25a834751 41 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 11:cee25a834751 42 #include <wolfssl/wolfcrypt/async.h>
wolfSSL 11:cee25a834751 43 #endif
wolfSSL 11:cee25a834751 44
wolfSSL 11:cee25a834751 45 enum {
wolfSSL 11:cee25a834751 46 DES_ENC_TYPE = 2, /* cipher unique type */
wolfSSL 11:cee25a834751 47 DES3_ENC_TYPE = 3, /* cipher unique type */
wolfSSL 11:cee25a834751 48 DES_BLOCK_SIZE = 8,
wolfSSL 11:cee25a834751 49 DES_KS_SIZE = 32,
wolfSSL 11:cee25a834751 50
wolfSSL 11:cee25a834751 51 DES_ENCRYPTION = 0,
wolfSSL 11:cee25a834751 52 DES_DECRYPTION = 1
wolfSSL 11:cee25a834751 53 };
wolfSSL 11:cee25a834751 54
wolfSSL 11:cee25a834751 55 #define DES_IVLEN 8
wolfSSL 11:cee25a834751 56 #define DES_KEYLEN 8
wolfSSL 11:cee25a834751 57 #define DES3_IVLEN 8
wolfSSL 11:cee25a834751 58 #define DES3_KEYLEN 24
wolfSSL 11:cee25a834751 59
wolfSSL 11:cee25a834751 60
wolfSSL 11:cee25a834751 61 #if defined(STM32F2_CRYPTO) || defined(STM32F4_CRYPTO)
wolfSSL 11:cee25a834751 62 enum {
wolfSSL 11:cee25a834751 63 DES_CBC = 0,
wolfSSL 11:cee25a834751 64 DES_ECB = 1
wolfSSL 11:cee25a834751 65 };
wolfSSL 11:cee25a834751 66 #endif
wolfSSL 11:cee25a834751 67
wolfSSL 11:cee25a834751 68
wolfSSL 11:cee25a834751 69 /* DES encryption and decryption */
wolfSSL 11:cee25a834751 70 typedef struct Des {
wolfSSL 11:cee25a834751 71 word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
wolfSSL 11:cee25a834751 72 word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
wolfSSL 11:cee25a834751 73 word32 key[DES_KS_SIZE];
wolfSSL 11:cee25a834751 74 } Des;
wolfSSL 11:cee25a834751 75
wolfSSL 11:cee25a834751 76
wolfSSL 11:cee25a834751 77 /* DES3 encryption and decryption */
wolfSSL 11:cee25a834751 78 typedef struct Des3 {
wolfSSL 11:cee25a834751 79 word32 key[3][DES_KS_SIZE];
wolfSSL 11:cee25a834751 80 word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
wolfSSL 11:cee25a834751 81 word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
wolfSSL 11:cee25a834751 82 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 11:cee25a834751 83 const byte* key_raw;
wolfSSL 11:cee25a834751 84 const byte* iv_raw;
wolfSSL 11:cee25a834751 85 WC_ASYNC_DEV asyncDev;
wolfSSL 11:cee25a834751 86 #endif
wolfSSL 11:cee25a834751 87 void* heap;
wolfSSL 11:cee25a834751 88 } Des3;
wolfSSL 11:cee25a834751 89 #endif /* HAVE_FIPS */
wolfSSL 11:cee25a834751 90
wolfSSL 11:cee25a834751 91
wolfSSL 11:cee25a834751 92 WOLFSSL_API int wc_Des_SetKey(Des* des, const byte* key,
wolfSSL 11:cee25a834751 93 const byte* iv, int dir);
wolfSSL 11:cee25a834751 94 WOLFSSL_API void wc_Des_SetIV(Des* des, const byte* iv);
wolfSSL 11:cee25a834751 95 WOLFSSL_API int wc_Des_CbcEncrypt(Des* des, byte* out,
wolfSSL 11:cee25a834751 96 const byte* in, word32 sz);
wolfSSL 11:cee25a834751 97 WOLFSSL_API int wc_Des_CbcDecrypt(Des* des, byte* out,
wolfSSL 11:cee25a834751 98 const byte* in, word32 sz);
wolfSSL 11:cee25a834751 99 WOLFSSL_API int wc_Des_EcbEncrypt(Des* des, byte* out,
wolfSSL 11:cee25a834751 100 const byte* in, word32 sz);
wolfSSL 11:cee25a834751 101 WOLFSSL_API int wc_Des3_EcbEncrypt(Des3* des, byte* out,
wolfSSL 11:cee25a834751 102 const byte* in, word32 sz);
wolfSSL 11:cee25a834751 103
wolfSSL 11:cee25a834751 104 /* ECB decrypt same process as encrypt but with decrypt key */
wolfSSL 11:cee25a834751 105 #define wc_Des_EcbDecrypt wc_Des_EcbEncrypt
wolfSSL 11:cee25a834751 106 #define wc_Des3_EcbDecrypt wc_Des3_EcbEncrypt
wolfSSL 11:cee25a834751 107
wolfSSL 11:cee25a834751 108 WOLFSSL_API int wc_Des3_SetKey(Des3* des, const byte* key,
wolfSSL 11:cee25a834751 109 const byte* iv,int dir);
wolfSSL 11:cee25a834751 110 WOLFSSL_API int wc_Des3_SetIV(Des3* des, const byte* iv);
wolfSSL 11:cee25a834751 111 WOLFSSL_API int wc_Des3_CbcEncrypt(Des3* des, byte* out,
wolfSSL 11:cee25a834751 112 const byte* in,word32 sz);
wolfSSL 11:cee25a834751 113 WOLFSSL_API int wc_Des3_CbcDecrypt(Des3* des, byte* out,
wolfSSL 11:cee25a834751 114 const byte* in,word32 sz);
wolfSSL 11:cee25a834751 115
wolfSSL 11:cee25a834751 116 /* These are only required when using either:
wolfSSL 11:cee25a834751 117 static memory (WOLFSSL_STATIC_MEMORY) or asynchronous (WOLFSSL_ASYNC_CRYPT) */
wolfSSL 11:cee25a834751 118 WOLFSSL_API int wc_Des3Init(Des3*, void*, int);
wolfSSL 11:cee25a834751 119 WOLFSSL_API void wc_Des3Free(Des3*);
wolfSSL 11:cee25a834751 120
wolfSSL 11:cee25a834751 121 #ifdef __cplusplus
wolfSSL 11:cee25a834751 122 } /* extern "C" */
wolfSSL 11:cee25a834751 123 #endif
wolfSSL 11:cee25a834751 124
wolfSSL 11:cee25a834751 125 #endif /* NO_DES3 */
wolfSSL 11:cee25a834751 126 #endif /* WOLF_CRYPT_DES3_H */
wolfSSL 11:cee25a834751 127
wolfSSL 11:cee25a834751 128