基于tcp协议的端口扫描

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1、基于tcp协议的端口扫描packageq;publicclassmain{publicstaticvoidmain(String[]args){newPortScannerFrame();}}packageq;importjava.io.IOException;importjava.net.*;importjavax.swing.JOptionPane;importjavax.swing.JTextArea;publicclassPortScan{Stringip;Socketsocket;intport=0,endPort=65525;publicPortSc

2、an(){this.ip="127.0.0.1";this.port=8000;}publicStringgetIp(){returnip;}publicvoidsetIp(Stringip){this.ip=ip;}publicintgetPort(){returnport;}publicvoidsetPort(intport){this.port=port;}publicintgetEndPort(){returnendPort;}publicvoidsetEndPort(intendPort){this.endPort=endPort;}}packageq

3、;importjava.awt.BorderLayout;importjava.awt.Color;importjava.awt.GridLayout;importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjava.io.IOException;importjava.net.Socket;importjava.net.UnknownHostException;importjavax.swing.*;publicclassPortScannerFrameextendsJ

4、FrameimplementsActionListener{JTabbedPanejtp=newJTabbedPane();//卡片布局JPanelportPanel=newJPanel();//端口扫描部分JLabellabel3=newJLabel("请输入要扫描的主机的ip地址：");JTextFieldipFieldForPortScan=newJTextField("127.0.0.1",20);JButtonstartPortScan=newJButton("开始端口扫描");JTextAreajta2=newJTextArea("目标主机开放的端口

5、:");//显示端口扫描结果，此处显示开放的端口JTextAreajta3=newJTextArea("目标主机未开放的端口:");JLabellabel4=newJLabel("请输入开始端口：");JLabellabel5=newJLabel("请输入终止端口：");JTextFieldstartPort=newJTextField("8000",10);JTextFieldendPort=newJTextField("8080",10);PortScanportscan=newPortScan();publicPortScannerFrame(){

6、init();portScanInit();}privatevoidportScanInit(){jtp.add(portPanel,"port扫描");JPanelportPanelNorth=newJPanel();JPanelportPanelCenter=newJPanel();JScrollPanejsp1=newJScrollPane(jta2);JScrollPanejsp2=newJScrollPane(jta3);portPanelCenter.setLayout(newGridLayout(0,2));portPanelNorth.setLa

7、yout(newGridLayout(0,2));portPanel.setLayout(newBorderLayout());portPanelNorth.add(label3);portPanelNorth.add(ipFieldForPortScan);portPanelNorth.add(label4);portPanelNorth.add(startPort);portPanelNorth.add(label5);portPanelNorth.add(endPort);portPanelNorth.add(startPortScan);portPane

8、l.add(portPa