CyaSSL is an SSL library for devices like mbed.
Dependents: cyassl-client Sync
Diff: ctc_dh.h
- Revision:
- 0:5045d2638c29
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ctc_dh.h Sat Feb 05 01:09:17 2011 +0000 @@ -0,0 +1,59 @@ +/* ctc_dh.h + * + * Copyright (C) 2006-2009 Sawtooth Consulting Ltd. + * + * This file is part of CyaSSL. + * + * CyaSSL 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. + * + * CyaSSL 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#ifndef NO_DH + +#ifndef CTAO_CRYPT_DH_H +#define CTAO_CRYPT_DH_H + +#include "types.h" +#include "integer.h" +#include "random.h" + +#ifdef __cplusplus + extern "C" { +#endif + + + +/* Diffie-Hellman Key */ +typedef struct DhKey { + mp_int p, g; /* group parameters */ +} DhKey; + + +void InitDhKey(DhKey* key); +void FreeDhKey(DhKey* key); + +int DhGenerateKeyPair(DhKey* key, RNG* rng, byte* priv, word32* privSz, + byte* pub, word32* pubSz); +int DhAgree(DhKey* key, byte* agree, word32* agreeSz, const byte* priv, + word32 privSz, const byte* otherPub, word32 pubSz); + + +#ifdef __cplusplus + } /* extern "C" */ +#endif + +#endif /* CTAO_CRYPT_DH_H */ + +#endif /* NO_DH */ +