IModbusAdapter.h
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/****************************************************************************
* Copyright (c) 2022 Priva b.v.
****************************************************************************/
#pragma once
// std
#include <string>
#include <variant>
#include <vector>
using modbusData = std::vector<std::variant<uint8_t, uint16_t>>;
// Forward Declaration
class ConnectionConfig;
/*!
* \brief The IModbusAdapter class
*/
class IModbusAdapter
{
public:
virtual ~IModbusAdapter() {}
virtual bool ModbusConnect( const ConnectionConfig &conncfg ) = 0;
/*!
* \brief ModbusDisconnect
*/
virtual bool ModbusDisconnect() = 0;
/*!
* \brief ModbusReadData
* \param slaveId
* \param startAddress
* \param noOfItems
*/
virtual modbusData ModbusReadData( int slaveId, int functionCode, int startAddress, int noOfItems ) = 0;
/*!
* \brief ModbusReadHoldReg
* \param slaveId
* \param startAddress
* \param noOfItems
* \return
*/
virtual modbusData ModbusReadHoldReg( int slaveId, int startAddress, int noOfItems ) = 0;
/*!
* \brief ModBusWriteData
* \param slaveId
* \param funtionCode
* \param startAddress
* \param noOfItems
* \param values
*/
virtual void ModBusWriteData( int slaveId, int functionCode, int startAddress, int noOfItems, std::vector<int>values ) = 0;
/*!
* \brief isConnected
* \return
*/
virtual bool isConnected() const = 0;
/*!
* \brief ErrorString
* \param errnum
* \return
*/
virtual std::string ErrorString( int errnum ) const = 0;
};