Revision control
++ // 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
++ // Qt-Security score:significant reason:default
++ #ifndef QMODBUSDEVICE_H
++ #define QMODBUSDEVICE_H
++
++ #include <QtCore/qobject.h>
++ #include <QtCore/qiodevice.h>
++ #include <QtSerialBus/qtserialbusglobal.h>
++
++ QT_BEGIN_NAMESPACE
++
++ class QModbusDevicePrivate;
++
++ class Q_SERIALBUS_EXPORT QModbusDevice : public QObject
++ {
++ Q_OBJECT
++ Q_DECLARE_PRIVATE(QModbusDevice)
++
++ public:
++ enum Error {
++ NoError,
++ ReadError,
++ WriteError,
++ ConnectionError,
++ ConfigurationError,
++ TimeoutError,
++ ProtocolError,
++ ReplyAbortedError,
++ UnknownError,
++ InvalidResponseError
++ };
++ Q_ENUM(Error)
++
++ enum State {
++ UnconnectedState,
++ ConnectingState,
++ ConnectedState,
++ ClosingState
++ };
++ Q_ENUM(State)
++
++ enum ConnectionParameter {
++ SerialPortNameParameter,
++ SerialParityParameter,
++ SerialBaudRateParameter,
++ SerialDataBitsParameter,
++ SerialStopBitsParameter,
++
++ NetworkPortParameter,
++ NetworkAddressParameter
++ };
++ Q_ENUM(ConnectionParameter)
++
++ enum IntermediateError
++ {
++ ResponseCrcError,
++ ResponseRequestMismatch
++ };
++ Q_ENUM(IntermediateError)
++
++ explicit QModbusDevice(QObject *parent = nullptr);
++ ~QModbusDevice();
++
++ QVariant connectionParameter(ConnectionParameter parameter) const;
++ void setConnectionParameter(ConnectionParameter parameter, const QVariant &value);
++
++ bool connectDevice();
++ void disconnectDevice();
++
++ State state() const;
++
++ Error error() const;
++ QString errorString() const;
++
++ QIODevice *device() const;
++
++ Q_SIGNALS:
++ void errorOccurred(QModbusDevice::Error error);
++ void stateChanged(QModbusDevice::State state);
++
++ protected:
++ QModbusDevice(QModbusDevicePrivate &dd, QObject *parent = nullptr);
++
++ void setState(QModbusDevice::State newState);
++ void setError(const QString &errorText, QModbusDevice::Error error);
++ virtual bool open() = 0;
++ virtual void close() = 0;
++ };
++
++ Q_DECLARE_TYPEINFO(QModbusDevice::Error, Q_PRIMITIVE_TYPE);
++ Q_DECLARE_TYPEINFO(QModbusDevice::State, Q_PRIMITIVE_TYPE);
++ Q_DECLARE_TYPEINFO(QModbusDevice::ConnectionParameter, Q_PRIMITIVE_TYPE);
++ Q_DECLARE_TYPEINFO(QModbusDevice::IntermediateError, Q_PRIMITIVE_TYPE);
++
++ QT_END_NAMESPACE
++
++ #endif // QMODBUSDEVICE_H