/usr/include/wolfssl/openssl/des.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 | /* des.h
*
* Copyright (C) 2015 wolfSSL Inc.
*
* This file is part of wolfSSL. (formerly known as wolfSSL)
*
* 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
*/
/* des.h defines mini des openssl compatibility layer
*
*/
#ifndef WOLFSSL_DES_H_
#define WOLFSSL_DES_H_
#include <wolfssl/wolfcrypt/settings.h>
#ifndef NO_DES3
#ifdef WOLFSSL_PREFIX
#include "prefix_des.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef unsigned char WOLFSSL_DES_cblock[8];
typedef /* const */ WOLFSSL_DES_cblock WOLFSSL_const_DES_cblock;
typedef WOLFSSL_DES_cblock WOLFSSL_DES_key_schedule;
enum {
DES_ENCRYPT = 1,
DES_DECRYPT = 0
};
WOLFSSL_API void wolfSSL_DES_set_key_unchecked(WOLFSSL_const_DES_cblock*,
WOLFSSL_DES_key_schedule*);
WOLFSSL_API int wolfSSL_DES_key_sched(WOLFSSL_const_DES_cblock* key,
WOLFSSL_DES_key_schedule* schedule);
WOLFSSL_API void wolfSSL_DES_cbc_encrypt(const unsigned char* input,
unsigned char* output, long length,
WOLFSSL_DES_key_schedule* schedule, WOLFSSL_DES_cblock* ivec,
int enc);
WOLFSSL_API void wolfSSL_DES_ncbc_encrypt(const unsigned char* input,
unsigned char* output, long length,
WOLFSSL_DES_key_schedule* schedule,
WOLFSSL_DES_cblock* ivec, int enc);
WOLFSSL_API void wolfSSL_DES_set_odd_parity(WOLFSSL_DES_cblock*);
WOLFSSL_API void wolfSSL_DES_ecb_encrypt(WOLFSSL_DES_cblock*, WOLFSSL_DES_cblock*,
WOLFSSL_DES_key_schedule*, int);
typedef WOLFSSL_DES_cblock DES_cblock;
typedef WOLFSSL_const_DES_cblock const_DES_cblock;
typedef WOLFSSL_DES_key_schedule DES_key_schedule;
#define DES_set_key_unchecked wolfSSL_DES_set_key_unchecked
#define DES_key_sched wolfSSL_DES_key_sched
#define DES_cbc_encrypt wolfSSL_DES_cbc_encrypt
#define DES_ncbc_encrypt wolfSSL_DES_ncbc_encrypt
#define DES_set_odd_parity wolfSSL_DES_set_odd_parity
#define DES_ecb_encrypt wolfSSL_DES_ecb_encrypt
#define DES_ede3_cbc_encrypt(input, output, sz, ks1, ks2, ks3, ivec, enc) \
do { \
Des3 des; \
byte key[24];/* EDE uses 24 size key */ \
memcpy(key, (ks1), DES_BLOCK_SIZE); \
memcpy(&key[DES_BLOCK_SIZE], (ks2), DES_BLOCK_SIZE); \
memcpy(&key[DES_BLOCK_SIZE * 2], (ks3), DES_BLOCK_SIZE); \
if (enc) { \
wc_Des3_SetKey(&des, key, (const byte*)(ivec), DES_ENCRYPTION); \
wc_Des3_CbcEncrypt(&des, (output), (input), (sz)); \
} \
else { \
wc_Des3_SetKey(&des, key, (const byte*)(ivec), DES_ENCRYPTION); \
wc_Des3_CbcDecrypt(&des, (output), (input), (sz)); \
} \
} while(0)
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_DES3 */
#endif /* WOLFSSL_DES_H_ */
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