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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QMODBUSERVER_H
#define QMODBUSERVER_H
#include <QtCore/qobject.h>
#include <QtCore/qvariant.h>
#include <QtSerialBus/qmodbusdataunit.h>
#include <QtSerialBus/qmodbusdevice.h>
#include <QtSerialBus/qmodbuspdu.h>
QT_BEGIN_NAMESPACE
class QModbusServerPrivate;
class Q_SERIALBUS_EXPORT QModbusServer : public QModbusDevice
{
Q_OBJECT
Q_DECLARE_PRIVATE(QModbusServer)
public:
enum Option {
DiagnosticRegister,
ExceptionStatusOffset,
DeviceBusy,
AsciiInputDelimiter,
ListenOnlyMode,
ServerIdentifier,
RunIndicatorStatus,
AdditionalData,
DeviceIdentification,
// Reserved
UserOption = 0x100
};
Q_ENUM(Option)
explicit QModbusServer(QObject *parent = nullptr);
~QModbusServer();
int serverAddress() const;
void setServerAddress(int serverAddress);
virtual bool setMap(const QModbusDataUnitMap &map);
virtual bool processesBroadcast() const { return false; }
virtual QVariant value(int option) const;
virtual bool setValue(int option, const QVariant &value);
bool data(QModbusDataUnit *newData) const;
bool setData(const QModbusDataUnit &unit);
bool setData(QModbusDataUnit::RegisterType table, quint16 address, quint16 data);
bool data(QModbusDataUnit::RegisterType table, quint16 address, quint16 *data) const;
Q_SIGNALS:
void dataWritten(QModbusDataUnit::RegisterType table, int address, int size);
protected:
QModbusServer(QModbusServerPrivate &dd, QObject *parent = nullptr);
virtual bool writeData(const QModbusDataUnit &unit);
virtual bool readData(QModbusDataUnit *newData) const;
virtual QModbusResponse processRequest(const QModbusPdu &request);
virtual QModbusResponse processPrivateRequest(const QModbusPdu &request);
};
Q_DECLARE_TYPEINFO(QModbusServer::Option, Q_PRIMITIVE_TYPE);
QT_END_NAMESPACE
#endif // QMODBUSERVER_H
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