3 * Copyright (C) 2006-2012 Sawtooth Consulting Ltd.
5 * This file is part of CyaSSL.
7 * CyaSSL is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * CyaSSL is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
25 #ifndef CTAO_CRYPT_DES3_H
26 #define CTAO_CRYPT_DES3_H
29 #include <cyassl/ctaocrypt/types.h>
37 DES_ENC_TYPE = 2, /* cipher unique type */
38 DES3_ENC_TYPE = 3, /* cipher unique type */
47 /* DES encryption and decryption */
49 word32 key[DES_KS_SIZE];
50 word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
51 word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
55 /* DES3 encryption and decryption */
57 word32 key[3][DES_KS_SIZE];
58 word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
59 word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
63 CYASSL_API void Des_SetKey(Des* des, const byte* key, const byte* iv, int dir);
64 CYASSL_API void Des_SetIV(Des* des, const byte* iv);
65 CYASSL_API void Des_CbcEncrypt(Des* des, byte* out, const byte* in, word32 sz);
66 CYASSL_API void Des_CbcDecrypt(Des* des, byte* out, const byte* in, word32 sz);
67 CYASSL_API void Des_EcbEncrypt(Des* des, byte* out, const byte* in, word32 sz);
69 CYASSL_API void Des3_SetKey(Des3* des, const byte* key, const byte* iv,int dir);
70 CYASSL_API void Des3_SetIV(Des3* des, const byte* iv);
71 CYASSL_API void Des3_CbcEncrypt(Des3* des, byte* out, const byte* in,word32 sz);
72 CYASSL_API void Des3_CbcDecrypt(Des3* des, byte* out, const byte* in,word32 sz);
80 #endif /* CTAO_CRYPT_DES3_H */