RTUExchange.h

/*
 * Copyright (c) 2015 Pavel Vainerman.
 *
 * This program 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, version 2.1.
 *
 * 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
 * Lesser General Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
// -----------------------------------------------------------------------------
#ifndef _RTUEXCHANGE_H_
#define _RTUEXCHANGE_H_
// -----------------------------------------------------------------------------
#include <ostream>
#include <string>
#include <map>
#include <vector>
#include "MBExchange.h"
#include "modbus/ModbusRTUMaster.h"
#include "RTUStorage.h"
// --------------------------------------------------------------------------
namespace uniset
{
// -----------------------------------------------------------------------------
class RTUExchange:
    public MBExchange
{
    public:
        RTUExchange( uniset::ObjectId objId, uniset::ObjectId shmID,
                     const std::shared_ptr<SharedMemory>& ic = nullptr, const std::string& prefix = "rs" );
        virtual ~RTUExchange();

        static std::shared_ptr<RTUExchange> init_rtuexchange( int argc, const char* const* argv,
                uniset::ObjectId shmID, const std::shared_ptr<SharedMemory>& ic = nullptr,
                const std::string& prefix = "rs" );

        static void help_print( int argc, const char* const* argv );

    protected:
        std::shared_ptr<ModbusRTUMaster> mbrtu;
        std::mutex mbMutex;
        std::string devname;
        ComPort::Speed defSpeed;
        bool use485F;
        bool transmitCtl;

        virtual void step() override;
        virtual bool poll() override;

        virtual std::shared_ptr<ModbusClient> initMB( bool reopen = false ) override;
        virtual bool initDeviceInfo( RTUDeviceMap& m, ModbusRTU::ModbusAddr a, UniXML::iterator& it ) override;

    private:
        RTUExchange();

        bool rs_pre_clean;
};
// --------------------------------------------------------------------------
} // end of namespace uniset
// -----------------------------------------------------------------------------
#endif // _RS_EXCHANGE_H_
// -----------------------------------------------------------------------------