lime_localStorage.hpp

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/*
    lime_localStorage.hpp
    @author Johan Pascal
    @copyright  Copyright (C) 2017  Belledonne Communications SARL

    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, either version 3 of the License, or
    (at your option) any later version.

    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.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef lime_localStorage_hpp
#define lime_localStorage_hpp

#include "soci/soci.h"
#include "lime_crypto_primitives.hpp"
#include <mutex>

namespace lime {

    class Db {
    public:
        soci::session   sql;
        std::shared_ptr<std::recursive_mutex> m_db_mutex;

        Db()=delete; // we can't create a new DB holder without DB filename

        Db(const std::string &filename, std::shared_ptr<std::recursive_mutex> db_mutex);
        ~Db(){sql.close();};

        void load_LimeUser(const std::string &deviceId, long int &Uid, lime::CurveId &curveId, std::string &url, const bool allStatus=false);
        void delete_LimeUser(const std::string &deviceId);
        void clean_DRSessions();
        void clean_SPk();
        void get_allLocalDevices(std::vector<std::string> &deviceIds);
        void set_peerDeviceStatus(const std::string &peerDeviceId, const std::vector<uint8_t> &Ik, lime::PeerDeviceStatus status);
        void set_peerDeviceStatus(const std::string &peerDeviceId, lime::PeerDeviceStatus status);
        lime::PeerDeviceStatus get_peerDeviceStatus(const std::string &peerDeviceId);
        bool is_localUser(const std::string &deviceId);
        void delete_peerDevice(const std::string &peerDeviceId);
        template <typename Curve>
        long int check_peerDevice(const std::string &peerDeviceId, const DSA<Curve, lime::DSAtype::publicKey> &peerIk, const bool updateInvalid=false);
        template <typename Curve>
        long int store_peerDevice(const std::string &peerDeviceId, const DSA<Curve, lime::DSAtype::publicKey> &peerIk);
    };

    /* this templates are instanciated once in the lime_localStorage.cpp file, explicitly tell anyone including this header that there is no need to re-instanciate them */
#ifdef EC25519_ENABLED
    extern template long int Db::check_peerDevice<C255>(const std::string &peerDeviceId, const DSA<C255, lime::DSAtype::publicKey> &Ik, const bool updateInvalid);
    extern template long int Db::store_peerDevice<C255>(const std::string &peerDeviceId, const DSA<C255, lime::DSAtype::publicKey> &Ik);
#endif

#ifdef EC448_ENABLED
    extern template long int Db::check_peerDevice<C448>(const std::string &peerDeviceId, const DSA<C448, lime::DSAtype::publicKey> &Ik, const bool updateInvalid);
    extern template long int Db::store_peerDevice<C448>(const std::string &peerDeviceId, const DSA<C448, lime::DSAtype::publicKey> &Ik);
#endif

}

#endif /* lime_localStorage_hpp */