Qt获取IP地址、MAC地址等网卡信息，区分本地网卡、无线网卡和虚拟网卡

#include <QCoreApplication> #include <WinSock2.h> #include <iphlpapi.h> #include <QDebug> #include <QNetworkInterface> void getLocalIpWithQt(); void getAdapterInfoWithQt(); void getAdapterInfoWithWindows(); int main(int argc, char *argv[]) { QCoreApplication a(argc, argv); // getLocalIpWithQt(); // getAdapterInfoWithQt(); getAdapterInfoWithWindows(); return a.exec(); } void getLocalIpWithQt() { QList<QHostAddress> ipList = QNetworkInterface::allAddresses(); foreach(QHostAddress ipItem, ipList) { //只显示以192开头的IP地址 if(ipItem.protocol()==QAbstractSocket::IPv4Protocol&&ipItem!=QHostAddress::Null &&ipItem!=QHostAddress::LocalHost&&ipItem.toString().left(3)=="192") { qDebug()<<ipItem.toString(); } } } void getAdapterInfoWithQt() { QList<QNetworkInterface> interfaceList = QNetworkInterface::allInterfaces(); foreach(QNetworkInterface interfaceItem, interfaceList) { if(interfaceItem.flags().testFlag(QNetworkInterface::IsUp) &&interfaceItem.flags().testFlag(QNetworkInterface::IsRunning) &&interfaceItem.flags().testFlag(QNetworkInterface::CanBroadcast) &&interfaceItem.flags().testFlag(QNetworkInterface::CanMulticast) &&!interfaceItem.flags().testFlag(QNetworkInterface::IsLoopBack) &&interfaceItem.hardwareAddress()!="00:50:56:C0:00:01" &&interfaceItem.hardwareAddress()!="00:50:56:C0:00:08") { QList<QNetworkAddressEntry> addressEntryList=interfaceItem.addressEntries(); foreach(QNetworkAddressEntry addressEntryItem, addressEntryList) { if(addressEntryItem.ip().protocol()==QAbstractSocket::IPv4Protocol) { qDebug()<<"------------------------------------------------------------"; qDebug()<<"Adapter Name:"<<interfaceItem.name(); qDebug()<<"Adapter Address:"<<interfaceItem.hardwareAddress(); qDebug()<<"IP Address:"<<addressEntryItem.ip().toString(); qDebug()<<"IP Mask:"<<addressEntryItem.netmask().toString(); } } } } } void getAdapterInfoWithWindows() { //PIP_ADAPTER_INFO结构体存储本机网卡信息,包括本地网卡、无线网卡和虚拟网卡 PIP_ADAPTER_INFO pAdapterInfo=(IP_ADAPTER_INFO *) malloc(sizeof(IP_ADAPTER_INFO)); ULONG ulOutBufLen = sizeof(IP_ADAPTER_INFO); //调用GetAdaptersInfo函数,填充pAdapterInfo指针变量，其中ulOutBufLen参数既是输入也是输出 if(GetAdaptersInfo( pAdapterInfo, &ulOutBufLen) != ERROR_SUCCESS) { //如果分配失败，释放后重新分配 GlobalFree (pAdapterInfo); pAdapterInfo = (IP_ADAPTER_INFO *) malloc (ulOutBufLen); } if(GetAdaptersInfo( pAdapterInfo, &ulOutBufLen) == NO_ERROR) { while (pAdapterInfo) { //pAdapter->Description中包含"PCI"为本地网卡，pAdapter->Type是71为无线网卡 if(strstr(pAdapterInfo->Description,"PCI") > 0|| pAdapterInfo->Type == 71) { //这里假设每个网卡只有一个IP char * ipAddress=pAdapterInfo->IpAddressList.IpAddress.String; char tempIpAddress[3]={'\0'}; memcpy(tempIpAddress,ipAddress,3); //只显示IP以192开头的网卡信息 if(strstr(tempIpAddress,"192")) { printf("------------------------------------------------------------\n"); printf("Adapter Name: \t%s\n", pAdapterInfo->AdapterName); printf("Adapter Description: \t%s\n", pAdapterInfo->Description); printf("Adapter Address: \t"); for (UINT i = 0; i < pAdapterInfo->AddressLength; i++) { printf("%02X%c", pAdapterInfo->Address[i], i == pAdapterInfo->AddressLength - 1 ? '\n' : '-'); } printf("Adapter Type: \t%d\n", pAdapterInfo->Type); printf("IP Address: \t%s\n", pAdapterInfo->IpAddressList.IpAddress.String); printf("IP Mask: \t%s\n", pAdapterInfo->IpAddressList.IpMask.String); } } pAdapterInfo = pAdapterInfo->Next; } } else { printf("Call to GetAdaptersInfo failed.\n"); } if(pAdapterInfo) { GlobalFree (pAdapterInfo); } }