wolf SSL / wolfSSL

wolfSSL SSL/TLS library, support up to TLS1.3

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wolfssl/wolfcrypt/dh.h@13:f67a6c6013ca, 2017-08-22 (annotated)

Committer:
wolfSSL
Date:
Tue Aug 22 10:48:22 2017 +0000
Revision:
13:f67a6c6013ca
wolfSSL3.12.0 with TLS1.3

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 13:f67a6c6013ca 1 /* dh.h
wolfSSL 13:f67a6c6013ca 2 *
wolfSSL 13:f67a6c6013ca 3 * Copyright (C) 2006-2016 wolfSSL Inc.
wolfSSL 13:f67a6c6013ca 4 *
wolfSSL 13:f67a6c6013ca 5 * This file is part of wolfSSL.
wolfSSL 13:f67a6c6013ca 6 *
wolfSSL 13:f67a6c6013ca 7 * wolfSSL is free software; you can redistribute it and/or modify
wolfSSL 13:f67a6c6013ca 8 * it under the terms of the GNU General Public License as published by
wolfSSL 13:f67a6c6013ca 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 13:f67a6c6013ca 10 * (at your option) any later version.
wolfSSL 13:f67a6c6013ca 11 *
wolfSSL 13:f67a6c6013ca 12 * wolfSSL is distributed in the hope that it will be useful,
wolfSSL 13:f67a6c6013ca 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 13:f67a6c6013ca 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 13:f67a6c6013ca 15 * GNU General Public License for more details.
wolfSSL 13:f67a6c6013ca 16 *
wolfSSL 13:f67a6c6013ca 17 * You should have received a copy of the GNU General Public License
wolfSSL 13:f67a6c6013ca 18 * along with this program; if not, write to the Free Software
wolfSSL 13:f67a6c6013ca 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
wolfSSL 13:f67a6c6013ca 20 */
wolfSSL 13:f67a6c6013ca 21
wolfSSL 13:f67a6c6013ca 22
wolfSSL 13:f67a6c6013ca 23 #ifndef WOLF_CRYPT_DH_H
wolfSSL 13:f67a6c6013ca 24 #define WOLF_CRYPT_DH_H
wolfSSL 13:f67a6c6013ca 25
wolfSSL 13:f67a6c6013ca 26 #include <wolfssl/wolfcrypt/types.h>
wolfSSL 13:f67a6c6013ca 27
wolfSSL 13:f67a6c6013ca 28 #ifndef NO_DH
wolfSSL 13:f67a6c6013ca 29
wolfSSL 13:f67a6c6013ca 30 #include <wolfssl/wolfcrypt/integer.h>
wolfSSL 13:f67a6c6013ca 31 #include <wolfssl/wolfcrypt/random.h>
wolfSSL 13:f67a6c6013ca 32
wolfSSL 13:f67a6c6013ca 33 #ifdef __cplusplus
wolfSSL 13:f67a6c6013ca 34 extern "C" {
wolfSSL 13:f67a6c6013ca 35 #endif
wolfSSL 13:f67a6c6013ca 36
wolfSSL 13:f67a6c6013ca 37 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 13:f67a6c6013ca 38 #include <wolfssl/wolfcrypt/async.h>
wolfSSL 13:f67a6c6013ca 39 #endif
wolfSSL 13:f67a6c6013ca 40 typedef struct DhParams {
wolfSSL 13:f67a6c6013ca 41 const byte* p;
wolfSSL 13:f67a6c6013ca 42 word32 p_len;
wolfSSL 13:f67a6c6013ca 43 const byte* g;
wolfSSL 13:f67a6c6013ca 44 word32 g_len;
wolfSSL 13:f67a6c6013ca 45 } DhParams;
wolfSSL 13:f67a6c6013ca 46
wolfSSL 13:f67a6c6013ca 47 /* Diffie-Hellman Key */
wolfSSL 13:f67a6c6013ca 48 typedef struct DhKey {
wolfSSL 13:f67a6c6013ca 49 mp_int p, g; /* group parameters */
wolfSSL 13:f67a6c6013ca 50 void* heap;
wolfSSL 13:f67a6c6013ca 51 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 13:f67a6c6013ca 52 WC_ASYNC_DEV asyncDev;
wolfSSL 13:f67a6c6013ca 53 #endif
wolfSSL 13:f67a6c6013ca 54 } DhKey;
wolfSSL 13:f67a6c6013ca 55
wolfSSL 13:f67a6c6013ca 56
wolfSSL 13:f67a6c6013ca 57 #ifdef HAVE_FFDHE_2048
wolfSSL 13:f67a6c6013ca 58 WOLFSSL_API const DhParams* wc_Dh_ffdhe2048_Get(void);
wolfSSL 13:f67a6c6013ca 59 #endif
wolfSSL 13:f67a6c6013ca 60 #ifdef HAVE_FFDHE_3072
wolfSSL 13:f67a6c6013ca 61 WOLFSSL_API const DhParams* wc_Dh_ffdhe3072_Get(void);
wolfSSL 13:f67a6c6013ca 62 #endif
wolfSSL 13:f67a6c6013ca 63 #ifdef HAVE_FFDHE_4096
wolfSSL 13:f67a6c6013ca 64 WOLFSSL_API const DhParams* wc_Dh_ffdhe4096_Get(void);
wolfSSL 13:f67a6c6013ca 65 #endif
wolfSSL 13:f67a6c6013ca 66 #ifdef HAVE_FFDHE_6144
wolfSSL 13:f67a6c6013ca 67 WOLFSSL_API const DhParams* wc_Dh_ffdhe6144_Get(void);
wolfSSL 13:f67a6c6013ca 68 #endif
wolfSSL 13:f67a6c6013ca 69 #ifdef HAVE_FFDHE_8192
wolfSSL 13:f67a6c6013ca 70 WOLFSSL_API const DhParams* wc_Dh_ffdhe8192_Get(void);
wolfSSL 13:f67a6c6013ca 71 #endif
wolfSSL 13:f67a6c6013ca 72
wolfSSL 13:f67a6c6013ca 73 WOLFSSL_API int wc_InitDhKey(DhKey* key);
wolfSSL 13:f67a6c6013ca 74 WOLFSSL_API int wc_InitDhKey_ex(DhKey* key, void* heap, int devId);
wolfSSL 13:f67a6c6013ca 75 WOLFSSL_API void wc_FreeDhKey(DhKey* key);
wolfSSL 13:f67a6c6013ca 76
wolfSSL 13:f67a6c6013ca 77 WOLFSSL_API int wc_DhGenerateKeyPair(DhKey* key, WC_RNG* rng, byte* priv,
wolfSSL 13:f67a6c6013ca 78 word32* privSz, byte* pub, word32* pubSz);
wolfSSL 13:f67a6c6013ca 79 WOLFSSL_API int wc_DhAgree(DhKey* key, byte* agree, word32* agreeSz,
wolfSSL 13:f67a6c6013ca 80 const byte* priv, word32 privSz, const byte* otherPub,
wolfSSL 13:f67a6c6013ca 81 word32 pubSz);
wolfSSL 13:f67a6c6013ca 82
wolfSSL 13:f67a6c6013ca 83 WOLFSSL_API int wc_DhKeyDecode(const byte* input, word32* inOutIdx, DhKey* key,
wolfSSL 13:f67a6c6013ca 84 word32);
wolfSSL 13:f67a6c6013ca 85 WOLFSSL_API int wc_DhSetKey(DhKey* key, const byte* p, word32 pSz, const byte* g,
wolfSSL 13:f67a6c6013ca 86 word32 gSz);
wolfSSL 13:f67a6c6013ca 87 WOLFSSL_API int wc_DhParamsLoad(const byte* input, word32 inSz, byte* p,
wolfSSL 13:f67a6c6013ca 88 word32* pInOutSz, byte* g, word32* gInOutSz);
wolfSSL 13:f67a6c6013ca 89 WOLFSSL_API int wc_DhCheckPubKey(DhKey* key, const byte* pub, word32 pubSz);
wolfSSL 13:f67a6c6013ca 90
wolfSSL 13:f67a6c6013ca 91 #ifdef __cplusplus
wolfSSL 13:f67a6c6013ca 92 } /* extern "C" */
wolfSSL 13:f67a6c6013ca 93 #endif
wolfSSL 13:f67a6c6013ca 94
wolfSSL 13:f67a6c6013ca 95 #endif /* NO_DH */
wolfSSL 13:f67a6c6013ca 96 #endif /* WOLF_CRYPT_DH_H */
wolfSSL 13:f67a6c6013ca 97
wolfSSL 13:f67a6c6013ca 98