secure_face_recognition/server.h

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/*
SeComLib
Copyright 2012-2013 TU Delft, Information Security & Privacy Lab (http://isplab.tudelft.nl/)

Contributors:
Inald Lagendijk (R.L.Lagendijk@TUDelft.nl)
Mihai Todor (todormihai@gmail.com)
Thijs Veugen (P.J.M.Veugen@tudelft.nl)
Zekeriya Erkin (z.erkin@tudelft.nl)

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef SERVER_HEADER_GUARD
#define SERVER_HEADER_GUARD

//include our headers
#include "utils/config.h"
#include "core/big_integer.h"
#include "core/paillier.h"
#include "core/dgk.h"

#include "secure_face_recognition_utils/secure_comparison_server.h"

namespace SeComLib {
using namespace Core;
using namespace SecureFaceRecognitionUtils;

namespace SecureFaceRecognition {
    //forward-declare required classes
    class Client;

    class Server {
    public:
        Server (const PaillierPublicKey &paillierPublicKey, const DgkPublicKey &dgkPublicKey);

        ~Server () {}

        Paillier::Ciphertext SecureComparison (const Paillier::Ciphertext &a, const Paillier::Ciphertext &b) const;

        void SetClient (const std::shared_ptr<const Client> &client);

        const std::shared_ptr<SecureComparisonServer> &GetSecureComparisonServer () const;

    private:
        std::weak_ptr<const Client> client;

        Paillier paillierCryptoProvider;

        Dgk dgkCryptoProvider;

        const std::shared_ptr<SecureComparisonServer> secureComparisonServer;

        static const std::string configurationPath;

        Server (Server const &);

        Server operator= (Server const &);
    };
}//namespace SecureFaceRecognition
}//namespace SeComLib

#endif//SERVER_HEADER_GUARD