Qt获取本机网卡信息

悠悠 2022-11-27 03:07 339阅读 0赞

//
    // netinfo.h
    //
    
    #include <QNetworkInterface>
    #include <QHostInfo>
    
    static QString interfaceTypeToString(QNetworkInterface::InterfaceType t)
    { 
        switch (t)
        { 
        case QNetworkInterface::Unknown:
            return "Unknown";
        	break;
        case QNetworkInterface::Loopback:
            return "Loopback";
            break;
        case QNetworkInterface::Virtual:
            return "Virtual";
            break;    
        case QNetworkInterface::Ethernet:
            return "Ethernet";
            break;
        case QNetworkInterface::Wifi:
            return "Wifi/Ieee80211";
            break;
        case QNetworkInterface::CanBus:
            return "CanBus";
            break;
        case QNetworkInterface::Fddi:
            return "Fddi";
            break;
        case QNetworkInterface::Ppp:
            return "Ppp";
            break;
        case QNetworkInterface::Slip:
            return "Slip";
            break;
        case QNetworkInterface::Phonet:
            return "Phonet";
            break;
        case QNetworkInterface::Ieee802154:
            return "Ieee802154";
            break;
        case QNetworkInterface::SixLoWPAN:
            return "SixLoWPAN";
            break;
        case QNetworkInterface::Ieee80216:
            return "Ieee80216/WiMAX";
            break;
        case QNetworkInterface::Ieee1394:
            return "Ieee1394/FireWire";
            break;
        }
        return "";
    }
    
    static QString interfaceFlagsToString(QNetworkInterface::InterfaceFlags f)
    { 
        QString ret;
        if (QNetworkInterface::IsUp & f/* == QNetworkInterface::IsUp*/) { 
            ret += "Up ";
        }
        if (QNetworkInterface::IsRunning & f/* == QNetworkInterface::IsRunning*/) { 
            ret += "Running ";
        }
        if (QNetworkInterface::CanBroadcast & f/* == QNetworkInterface::CanBroadcast*/) { 
            ret += "Broadcast ";
        }
        if (QNetworkInterface::IsLoopBack & f) { 
            ret += "LoopBack ";
        }
        if (QNetworkInterface::IsPointToPoint & f) { 
            ret += "PointToPoint ";
        }
        if (QNetworkInterface::CanMulticast & f) { 
            ret += "Multicast ";
        }
    
        return ret.trimmed();
    }
    
    struct NetCardInfo 
    { 
        QString interfaceName;
        QNetworkInterface::InterfaceType interfaceType;
        QNetworkInterface::InterfaceFlags interfaceFlags;
        QString macAddress;
        QString IPv4;
        QString IPv6;
        QString netmask;
        QString broadcast;
    };
    
    struct NetInfo 
    { 
        QString localHostName;
        QList<NetCardInfo> netcardInfo;
    
        void print() 
        { 
            qDebug() << "localHostName: " << localHostName;
            qDebug() << "\n";
            for (const auto& cardInfo : netcardInfo) { 
                qDebug() << "interfaceName: " << cardInfo.interfaceName;
                qDebug() << "interfaceType: " << interfaceTypeToString(cardInfo.interfaceType);
                qDebug() << "interfaceFlags: " << interfaceFlagsToString(cardInfo.interfaceFlags);
                qDebug() << "macAddress: " << cardInfo.macAddress;
                qDebug() << "IPv4: " << cardInfo.IPv4;
                qDebug() << "IPv6: " << cardInfo.IPv6;
                qDebug() << "netmask: " << cardInfo.netmask;
                qDebug() << "broadcast: " << cardInfo.broadcast;
                qDebug() << "\n";
            }
        }
    };
    
    static NetInfo getNetInfo()
    { 
        NetInfo info;
    
        info.localHostName = QHostInfo::localHostName();
        QList<QNetworkInterface> list = QNetworkInterface::allInterfaces();
        for (const QNetworkInterface& interface : list) { 
    
            if (interface.type() == QNetworkInterface::Loopback) { 
                continue;
            }
    
            NetCardInfo cardInfo;
            cardInfo.interfaceName = interface.name();
            cardInfo.interfaceType = interface.type();
            cardInfo.interfaceFlags = interface.flags();
            cardInfo.macAddress = interface.hardwareAddress();
    
            QList<QNetworkAddressEntry> entryList = interface.addressEntries();
            for (const QNetworkAddressEntry& entry : entryList) { 
    
                if (entry.ip().protocol() == QAbstractSocket::IPv6Protocol) { 
                    cardInfo.IPv6 = entry.ip().toString();
                } else if (entry.ip().protocol() == QAbstractSocket::IPv4Protocol) { 
                    cardInfo.IPv4 = entry.ip().toString();
                    cardInfo.netmask = entry.netmask().toString();
                    cardInfo.broadcast = entry.broadcast().toString();
                }
            }
    
            info.netcardInfo.append(cardInfo);
        }
        return info;
    }

//
    // main.cpp
    //
    
    #include <QtCore/QCoreApplication>
    
    #include "netinfo.h"
    
    int main(int argc, char *argv[])
    { 
        QCoreApplication a(argc, argv);
    
        NetInfo arg = getNetInfo();
        arg.print();
    
        return a.exec();
    }

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