/usr/include/wolfssl/wolfcrypt/des3.h is in libwolfssl-dev 3.4.8+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /* 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 */
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