usbloadergx/source/libs/libwolfssl/wolfcrypt/dh.h
2020-12-31 19:00:44 +00:00

152 lines
5.1 KiB
C

/* dh.h
*
* Copyright (C) 2006-2020 wolfSSL Inc.
*
* This file is part of 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 02110-1335, USA
*/
/*!
\file wolfssl/wolfcrypt/dh.h
*/
#ifndef WOLF_CRYPT_DH_H
#define WOLF_CRYPT_DH_H
#include <libs/libwolfssl/wolfcrypt/types.h>
#ifndef NO_DH
#if defined(HAVE_FIPS) && \
defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2)
#include <libs/libwolfssl/wolfcrypt/fips.h>
#endif /* HAVE_FIPS_VERSION >= 2 */
#include <libs/libwolfssl/wolfcrypt/integer.h>
#include <libs/libwolfssl/wolfcrypt/random.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef WOLFSSL_ASYNC_CRYPT
#include <libs/libwolfssl/wolfcrypt/async.h>
#endif
/* Optional support extended DH public / private keys */
#if !defined(WOLFSSL_DH_EXTRA) && (defined(WOLFSSL_QT) || \
defined(OPENSSL_ALL) || defined(WOLFSSL_OPENSSH) || \
defined(WOLFSSL_STATIC_EPHEMERAL))
#define WOLFSSL_DH_EXTRA
#endif
typedef struct DhParams {
#ifdef HAVE_FFDHE_Q
const byte* q;
word32 q_len;
#endif /* HAVE_FFDHE_Q */
const byte* p;
word32 p_len;
const byte* g;
word32 g_len;
} DhParams;
/* Diffie-Hellman Key */
struct DhKey {
mp_int p, g, q; /* group parameters */
#ifdef WOLFSSL_DH_EXTRA
mp_int pub;
mp_int priv;
#endif
void* heap;
#ifdef WOLFSSL_ASYNC_CRYPT
WC_ASYNC_DEV asyncDev;
#endif
};
#ifndef WC_DH_TYPE_DEFINED
typedef struct DhKey DhKey;
#define WC_DH_TYPE_DEFINED
#endif
#ifdef HAVE_FFDHE_2048
WOLFSSL_API const DhParams* wc_Dh_ffdhe2048_Get(void);
#endif
#ifdef HAVE_FFDHE_3072
WOLFSSL_API const DhParams* wc_Dh_ffdhe3072_Get(void);
#endif
#ifdef HAVE_FFDHE_4096
WOLFSSL_API const DhParams* wc_Dh_ffdhe4096_Get(void);
#endif
#ifdef HAVE_FFDHE_6144
WOLFSSL_API const DhParams* wc_Dh_ffdhe6144_Get(void);
#endif
#ifdef HAVE_FFDHE_8192
WOLFSSL_API const DhParams* wc_Dh_ffdhe8192_Get(void);
#endif
WOLFSSL_API int wc_InitDhKey(DhKey* key);
WOLFSSL_API int wc_InitDhKey_ex(DhKey* key, void* heap, int devId);
WOLFSSL_API int wc_FreeDhKey(DhKey* key);
WOLFSSL_API int wc_DhGenerateKeyPair(DhKey* key, WC_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); /* wc_DhKeyDecode is in asn.c */
WOLFSSL_API int wc_DhSetKey(DhKey* key, const byte* p, word32 pSz, const byte* g,
word32 gSz);
WOLFSSL_API int wc_DhSetKey_ex(DhKey* key, const byte* p, word32 pSz,
const byte* g, word32 gSz, const byte* q, word32 qSz);
#ifdef WOLFSSL_DH_EXTRA
WOLFSSL_API int wc_DhImportKeyPair(DhKey* key, const byte* priv, word32 privSz,
const byte* pub, word32 pubSz);
WOLFSSL_API int wc_DhExportKeyPair(DhKey* key, byte* priv, word32* pPrivSz,
byte* pub, word32* pPubSz);
WOLFSSL_LOCAL int wc_DhKeyCopy(DhKey* src, DhKey* dst);
#endif
WOLFSSL_API int wc_DhSetCheckKey(DhKey* key, const byte* p, word32 pSz,
const byte* g, word32 gSz, const byte* q, word32 qSz,
int trusted, WC_RNG* rng);
WOLFSSL_API int wc_DhParamsLoad(const byte* input, word32 inSz, byte* p,
word32* pInOutSz, byte* g, word32* gInOutSz);
WOLFSSL_API int wc_DhCheckPubKey(DhKey* key, const byte* pub, word32 pubSz);
WOLFSSL_API int wc_DhCheckPubKey_ex(DhKey* key, const byte* pub, word32 pubSz,
const byte* prime, word32 primeSz);
WOLFSSL_API int wc_DhCheckPubValue(const byte* prime, word32 primeSz,
const byte* pub, word32 pubSz);
WOLFSSL_API int wc_DhCheckPrivKey(DhKey* key, const byte* priv, word32 pubSz);
WOLFSSL_API int wc_DhCheckPrivKey_ex(DhKey* key, const byte* priv, word32 pubSz,
const byte* prime, word32 primeSz);
WOLFSSL_API int wc_DhCheckKeyPair(DhKey* key, const byte* pub, word32 pubSz,
const byte* priv, word32 privSz);
WOLFSSL_API int wc_DhGenerateParams(WC_RNG *rng, int modSz, DhKey *dh);
WOLFSSL_API int wc_DhExportParamsRaw(DhKey* dh, byte* p, word32* pSz,
byte* q, word32* qSz, byte* g, word32* gSz);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_DH */
#endif /* WOLF_CRYPT_DH_H */