From 354bb40e75d94466e91fe6960523612c9d17ccfb Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Thu, 2 Nov 2017 23:11:29 +0300 Subject: Add implementation --- mysql/extra/yassl/taocrypt/include/dh.hpp | 86 +++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 mysql/extra/yassl/taocrypt/include/dh.hpp (limited to 'mysql/extra/yassl/taocrypt/include/dh.hpp') diff --git a/mysql/extra/yassl/taocrypt/include/dh.hpp b/mysql/extra/yassl/taocrypt/include/dh.hpp new file mode 100644 index 0000000..bdb90dd --- /dev/null +++ b/mysql/extra/yassl/taocrypt/include/dh.hpp @@ -0,0 +1,86 @@ +/* + Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. + + This program 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; version 2 of the License. + + This program 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; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + MA 02110-1301 USA. +*/ + +/* dh.hpp provides Diffie-Hellman support +*/ + + +#ifndef TAO_CRYPT_DH_HPP +#define TAO_CRYPT_DH_HPP + +#include "misc.hpp" +#include "integer.hpp" + +namespace TaoCrypt { + + +class Source; + + +// Diffie-Hellman +class DH { +public: + DH() {} + DH(Integer& p, Integer& g) : p_(p), g_(g) {} + explicit DH(Source&); + + DH(const DH& that) : p_(that.p_), g_(that.g_) {} + DH& operator=(const DH& that) + { + DH tmp(that); + Swap(tmp); + return *this; + } + + void Swap(DH& other) + { + p_.Swap(other.p_); + g_.Swap(other.g_); + } + + void Initialize(Source&); + void Initialize(Integer& p, Integer& g) + { + SetP(p); + SetG(g); + } + + void GenerateKeyPair(RandomNumberGenerator&, byte*, byte*); + void Agree(byte*, const byte*, const byte*, word32 otherSz = 0); + + void SetP(const Integer& p) { p_ = p; } + void SetG(const Integer& g) { g_ = g; } + + Integer& GetP() { return p_; } + Integer& GetG() { return g_; } + + // for p and agree + word32 GetByteLength() const { return p_.ByteCount(); } +private: + // group parms + Integer p_; + Integer g_; + + void GeneratePrivate(RandomNumberGenerator&, byte*); + void GeneratePublic(const byte*, byte*); +}; + + +} // namespace + +#endif // TAO_CRYPT_DH_HPP -- cgit v1.1