UModbus.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 UModbus_H_
#define UModbus_H_
// --------------------------------------------------------------------------
#include "Configuration.h"
#include "UInterface.h"
#include "modbus/ModbusTCPMaster.h"
#include "modbus/ModbusTypes.h"
#include "extensions/VTypes.h"
#include "Debug.h"
#include "UTypes.h"
#include "UExceptions.h"
// --------------------------------------------------------------------------
class UModbus
{
    public:

        UModbus();
        ~UModbus();

        inline std::string getUIType()
        {
            return string("modbus");
        }

        inline bool isWriteFunction( int mbfunc )
        {
            return uniset::ModbusRTU::isWriteFunction((uniset::ModbusRTU::SlaveFunctionCode)mbfunc);
        }

        // выставление паметров связи, без установления соединения (!)
        void prepare( const std::string& ip, int port )throw(UException);

        void connect( const std::string& ip, int port )throw(UException);
        inline int conn_port()
        {
            return port;
        }
        inline std::string conn_ip()
        {
            return ip;
        }
        inline bool isConnection()
        {
            return (mb && mb->isConnection());
        }

        inline void setTimeout( int msec )
        {
            tout_msec = msec;
        }

        long mbread( int addr, int mbreg, int mbfunc,
                     const std::string& vtype, int nbit = -1,
                     const std::string& ip = "", int port = -1 )throw(UException);

        long getWord( int addr, int mbreg, int mbfunc = 0x4 )throw(UException);
        long getByte( int addr, int mbreg, int mbfunc = 0x4 )throw(UException);
        bool getBit( int addr, int mbreg, int mbfunc = 0x2 )throw(UException);

        void mbwrite( int addr, int mbreg, int val, int mbfunc, const std::string& ip = "", int port = -1 )throw(UException);

    protected:
        long data2value( uniset::VTypes::VType vt, uniset::ModbusRTU::ModbusData* data );

    private:
        // DebugStream dlog;
        uniset::ModbusTCPMaster* mb;
        int port;
        string ip;
        int tout_msec;
};
//---------------------------------------------------------------------------
#endif
//---------------------------------------------------------------------------