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/*
* Copyright (C) 2022 Dinglan Peng
*
* This 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.
*
* This software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#ifndef __C_SECURITY_DH_H__
#define __C_SECURITY_DH_H__
#ifndef HAVE_NETTLE
#error "This header should not be compiled without HAVE_NETTLE defined"
#endif
#include <nettle/bignum.h>
#include <rfb/CSecurity.h>
#include <rfb/Security.h>
namespace rfb {
class CSecurityDH : public CSecurity {
public:
CSecurityDH(CConnection* cc);
virtual ~CSecurityDH();
virtual bool processMsg();
virtual int getType() const { return secTypeDH; }
virtual bool isSecure() const { return false; }
private:
bool readKey();
void writeCredentials();
int keyLength;
mpz_t g, p, A, b, B, k;
};
}
#endif
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