/usr/include/wolfssl/wolfcrypt/dh.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 | /* dh.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_DH_H
#define WOLF_CRYPT_DH_H
#include <wolfssl/wolfcrypt/types.h>
#ifndef NO_DH
#include <wolfssl/wolfcrypt/integer.h>
#include <wolfssl/wolfcrypt/random.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Diffie-Hellman Key */
typedef struct DhKey {
mp_int p, g; /* group parameters */
} DhKey;
WOLFSSL_API void wc_InitDhKey(DhKey* key);
WOLFSSL_API void wc_FreeDhKey(DhKey* key);
WOLFSSL_API int wc_DhGenerateKeyPair(DhKey* key, RNG* rng, byte* priv,
word32* privSz, byte* pub, word32* pubSz);
WOLFSSL_API int wc_DhAgree(DhKey* key, byte* agree, word32* agreeSz,
const byte* priv, word32 privSz, const byte* otherPub,
word32 pubSz);
WOLFSSL_API int wc_DhKeyDecode(const byte* input, word32* inOutIdx, DhKey* key,
word32);
WOLFSSL_API int wc_DhSetKey(DhKey* key, const byte* p, word32 pSz, const byte* g,
word32 gSz);
WOLFSSL_API int wc_DhParamsLoad(const byte* input, word32 inSz, byte* p,
word32* pInOutSz, byte* g, word32* gInOutSz);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_DH */
#endif /* WOLF_CRYPT_DH_H */
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