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-rw-r--r--mysql/extra/yassl/taocrypt/include/dh.hpp86
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diff --git a/mysql/extra/yassl/taocrypt/include/dh.hpp b/mysql/extra/yassl/taocrypt/include/dh.hpp
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-/*
- 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