1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
/* des3.h
*
* Copyright (C) 2006-2015 wolfSSL Inc.
*
* This file is part of wolfSSL. (formerly known as CyaSSL)
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef WOLF_CRYPT_DES3_H
#define WOLF_CRYPT_DES3_H
#include <wolfssl/wolfcrypt/types.h>
#ifndef NO_DES3
#ifdef HAVE_FIPS
/* included for fips @wc_fips */
#include <cyassl/ctaocrypt/des3.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef HAVE_FIPS /* to avoid redifinition of macros */
#define WOLFSSL_3DES_CAVIUM_MAGIC 0xBEEF0003
enum {
DES_ENC_TYPE = 2, /* cipher unique type */
DES3_ENC_TYPE = 3, /* cipher unique type */
DES_BLOCK_SIZE = 8,
DES_KS_SIZE = 32,
DES_ENCRYPTION = 0,
DES_DECRYPTION = 1
};
#define DES_IVLEN 8
#define DES_KEYLEN 8
#define DES3_IVLEN 8
#define DES3_KEYLEN 24
#ifdef STM32F2_CRYPTO
enum {
DES_CBC = 0,
DES_ECB = 1
};
#endif
/* DES encryption and decryption */
typedef struct Des {
word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
word32 key[DES_KS_SIZE];
} Des;
/* DES3 encryption and decryption */
typedef struct Des3 {
word32 key[3][DES_KS_SIZE];
word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
#ifdef HAVE_CAVIUM
int devId; /* nitrox device id */
word32 magic; /* using cavium magic */
word64 contextHandle; /* nitrox context memory handle */
#endif
} Des3;
#endif /* HAVE_FIPS */
WOLFSSL_API int wc_Des_SetKey(Des* des, const byte* key, const byte* iv, int dir);
WOLFSSL_API void wc_Des_SetIV(Des* des, const byte* iv);
WOLFSSL_API int wc_Des_CbcEncrypt(Des* des, byte* out, const byte* in, word32 sz);
WOLFSSL_API int wc_Des_CbcDecrypt(Des* des, byte* out, const byte* in, word32 sz);
WOLFSSL_API int wc_Des_EcbEncrypt(Des* des, byte* out, const byte* in, word32 sz);
WOLFSSL_API int wc_Des_CbcDecryptWithKey(byte* out, const byte* in, word32 sz,
const byte* key, const byte* iv);
WOLFSSL_API int wc_Des3_SetKey(Des3* des, const byte* key, const byte* iv,int dir);
WOLFSSL_API int wc_Des3_SetIV(Des3* des, const byte* iv);
WOLFSSL_API int wc_Des3_CbcEncrypt(Des3* des, byte* out, const byte* in,word32 sz);
WOLFSSL_API int wc_Des3_CbcDecrypt(Des3* des, byte* out, const byte* in,word32 sz);
WOLFSSL_API int wc_Des3_CbcDecryptWithKey(byte* out, const byte* in, word32 sz,
const byte* key, const byte* iv);
#ifdef HAVE_CAVIUM
WOLFSSL_API int wc_Des3_InitCavium(Des3*, int);
WOLFSSL_API void wc_Des3_FreeCavium(Des3*);
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_DES3 */
#endif /* WOLF_CRYPT_DES3_H */
|
