/*
 * Copyright (c) 2004 X-Way Rights BV
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*!\file DHParameterGenerator.h
 * \ingroup CXX_PROVIDER_m
 */

#ifndef _CLASS_DHPARAMETERGENERATOR_H
#define _CLASS_DHPARAMETERGENERATOR_H

#include "beecrypt/dldp.h"

#ifdef __cplusplus

#include "beecrypt/c++/security/AlgorithmParameterGeneratorSpi.h"
using beecrypt::security::AlgorithmParameterGeneratorSpi;
#include "beecrypt/c++/crypto/spec/DHParameterSpec.h"
using beecrypt::crypto::spec::DHParameterSpec;

namespace beecrypt {
	namespace provider {
		class DHParameterGenerator : public AlgorithmParameterGeneratorSpi
		{
		private:
			int _size;
			DHParameterSpec* _spec;
			SecureRandom* _srng;

		protected:
			virtual AlgorithmParameters* engineGenerateParameters();

			virtual void engineInit(const AlgorithmParameterSpec&, SecureRandom*) throw (InvalidAlgorithmParameterException);
			virtual void engineInit(int, SecureRandom*) throw (InvalidParameterException);

		public:
			DHParameterGenerator();
			virtual ~DHParameterGenerator();
		};
	}
}

#endif

#endif
