qmodbusdataunit.h - mozsearch

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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

// Qt-Security score:significant reason:default

#ifndef QMODBUSDATAUNIT_H

#define QMODBUSDATAUNIT_H

#include <QtCore/qlist.h>

#include <QtCore/qmap.h>

#include <QtCore/qmetatype.h>

QT_BEGIN_NAMESPACE

class QModbusDataUnit

public:

    enum RegisterType {

        Invalid,

        DiscreteInputs,

        Coils,

        InputRegisters,

        HoldingRegisters

};

    QModbusDataUnit() = default;

    constexpr explicit QModbusDataUnit(RegisterType type) noexcept

        : m_type(type)

        , m_startAddress(0)

{}

    QModbusDataUnit(RegisterType type, int newStartAddress, quint16 newValueCount)

        : QModbusDataUnit(type, newStartAddress, QList<quint16>(newValueCount))

{}

    QModbusDataUnit(RegisterType type, int newStartAddress, const QList<quint16> &newValues)

        : m_type(type)

        , m_startAddress(newStartAddress)

        , m_values(newValues)

        , m_valueCount(newValues.size())

{}

    RegisterType registerType() const { return m_type; }

    void setRegisterType(RegisterType type) { m_type = type; }

    inline int startAddress() const { return m_startAddress; }

    inline void setStartAddress(int newAddress) { m_startAddress = newAddress; }

    inline QList<quint16> values() const { return m_values; }

    inline void setValues(const QList<quint16> &newValues)

        m_values = newValues;

        m_valueCount = newValues.size();

    inline qsizetype valueCount() const { return m_valueCount; }

    inline void setValueCount(qsizetype newCount) { m_valueCount = newCount; }

    inline void setValue(qsizetype index, quint16 newValue)

        if (m_values.isEmpty() || index >= m_values.size())

            return;

        m_values[index] = newValue;

    inline quint16 value(qsizetype index) const { return m_values.value(index); }

    bool isValid() const { return m_type != Invalid && m_startAddress != -1; }

private:

    RegisterType m_type = Invalid;

    int m_startAddress = -1;

    QList<quint16> m_values;

    qsizetype m_valueCount = 0;

};

typedef QMap<QModbusDataUnit::RegisterType, QModbusDataUnit> QModbusDataUnitMap;

Q_DECLARE_TYPEINFO(QModbusDataUnit, Q_RELOCATABLE_TYPE);

Q_DECLARE_TYPEINFO(QModbusDataUnit::RegisterType, Q_PRIMITIVE_TYPE);

QT_END_NAMESPACE

Q_DECLARE_METATYPE(QModbusDataUnit::RegisterType)

#endif // QMODBUSDATAUNIT_H