udpSocket = new QUdpSocket(this);
QByteArray datagram = "blog.const.net.cn";
udpSocket->writeDatagram(datagram.data(), datagram.size(), QHostAddress::Broadcast, 45454);
udpSocket->bind(QHostAddress("192.168.1.104"), 45454);
UDP客户端广播
QUdpSocket *udpsocket1 = new QUdpSocket(this);
QByteArray datagram = "http://blog.const.net.cn"; udpsocket1->writeDatagram(datagram.data(),datagram.size(), QHostAddress::Broadcast,ui->spinBox->text().toInt());
UDP客户端发送到指定IP
QUdpSocket *udpsocket1 = new QUdpSocket(this);
QByteArray datagram = "http://blog.const.net.cn"; udpsocket1->writeDatagram(datagram.data(),datagram.size(), QHostAddress("192.168.1.104"),ui->spinBox->text().toInt());
收数据
connect(udpsocket, SIGNAL(readyRead()), this, SLOT(readPendingDatagrams()));
while (udpsocket->hasPendingDatagrams())
{
QByteArray datagram;
datagram.resize(udpsocket->pendingDatagramSize());
QHostAddress sender;
quint16 senderPort;
udpsocket->readDatagram(datagram.data(), datagram.size(), &sender, &senderPort);
qDebug()<<datagram.data()<<datagram.size()<<senderPort<<sender.toString(); //processTheDatagram(datagram);
}
AC自动机——1 Trie树(字典树)介绍
代码静态分析工具——splint的学习与使用
Aria2+WebUI,迅雷倒下之后的代替品
立华科技
centos平台基于snort、barnyard2以及base的IDS(入侵检测系统)的搭建与测试及所遇问题汇总
Iperf使用方法与参数说明
网络基本功(一):细说网络传输
TCP窗口扩大选项
TCP Nagle算法&&延迟确认机制