qt-everywhere-src-5.15.1/qtserialport/examples/serialport/cenumerator/main.cpp

/****************************************************************************
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** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
** Contact: https://www.qt.io/licensing/
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** This file is part of the QtSerialPort module of the Qt Toolkit.
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#include <QCoreApplication>
#include <QSerialPortInfo>
#include <QTextStream>

int main(int argc, char *argv[])
{
    QCoreApplication coreApplication(argc, argv);
    QTextStream out(stdout);
    const auto serialPortInfos = QSerialPortInfo::availablePorts();

    out << "Total number of ports available: " << serialPortInfos.count() << "\n";

    const QString blankString = "N/A";
    QString description;
    QString manufacturer;
    QString serialNumber;

    for (const QSerialPortInfo &serialPortInfo : serialPortInfos) {
        description = serialPortInfo.description();
        manufacturer = serialPortInfo.manufacturer();
        serialNumber = serialPortInfo.serialNumber();
        out << "\nPort: " << serialPortInfo.portName()
            << "\nLocation: " << serialPortInfo.systemLocation()
            << "\nDescription: " << (!description.isEmpty() ? description : blankString)
            << "\nManufacturer: " << (!manufacturer.isEmpty() ? manufacturer : blankString)
            << "\nSerial number: " << (!serialNumber.isEmpty() ? serialNumber : blankString)
            << "\nVendor Identifier: " << (serialPortInfo.hasVendorIdentifier()
                                         ? QByteArray::number(serialPortInfo.vendorIdentifier(), 16)
                                         : blankString)
            << "\nProduct Identifier: " << (serialPortInfo.hasProductIdentifier()
                                          ? QByteArray::number(serialPortInfo.productIdentifier(), 16)
                                          : blankString) << "\n";
    }

    return 0;
}