packetmonitorform.cs

是用C#编写的一个获取网络数据包输出交换机个个IP的实时流量

/*
 * Original Code by KPD-Team (http://www.mentalis.org), 2003
 * Modified: Philip Pierce July 2004
*/

// TODO: Add filtering support
// TODO: Add saving individual item
// TODO: Add saving everything to an XML log, and retrieving it later for display

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Net;

namespace Org.Mentalis.Network.PacketMonitor {
	public class PacketMonitorForm : System.Windows.Forms.Form {
		public PacketMonitorForm() {
			// Required for Windows Form Designer support
			InitializeComponent();
			// initialize packet monitor
			Initialize();
		}
		protected override void Dispose( bool disposing ) {
			if( disposing ) {
				if (components != null) {
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}
		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent() {
			this.components = new System.ComponentModel.Container();
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(PacketMonitorForm));
			this.ToolBar = new System.Windows.Forms.ToolBar();
			this.StartButton = new System.Windows.Forms.ToolBarButton();
			this.HostsMenu = new System.Windows.Forms.ContextMenu();
			this.StopButton = new System.Windows.Forms.ToolBarButton();
			this.ClearButton = new System.Windows.Forms.ToolBarButton();
			this.AboutButton = new System.Windows.Forms.ToolBarButton();
			this.ToobarImages = new System.Windows.Forms.ImageList(this.components);
			this.MainMenu = new System.Windows.Forms.MainMenu();
			this.FileMenu = new System.Windows.Forms.MenuItem();
			this.MonitorMenuItem = new System.Windows.Forms.MenuItem();
			this.StopMenuItem = new System.Windows.Forms.MenuItem();
			this.ClearMenuItem = new System.Windows.Forms.MenuItem();
			this.Splitter1MenuItem = new System.Windows.Forms.MenuItem();
			this.ExitMenuItem = new System.Windows.Forms.MenuItem();
			this.HelpMenu = new System.Windows.Forms.MenuItem();
			this.AboutMenuItem = new System.Windows.Forms.MenuItem();
			this.StatusBar = new System.Windows.Forms.StatusBar();
			this.PacketList = new System.Windows.Forms.ListView();
			this.TimeHeader = new System.Windows.Forms.ColumnHeader();
			this.ProtocolHeader = new System.Windows.Forms.ColumnHeader();
			this.SourceHeader = new System.Windows.Forms.ColumnHeader();
			this.DestinationHeader = new System.Windows.Forms.ColumnHeader();
			this.LengthHeader = new System.Windows.Forms.ColumnHeader();
			this.SuspendLayout();
			// 
			// ToolBar
			// 
			this.ToolBar.Appearance = System.Windows.Forms.ToolBarAppearance.Flat;
			this.ToolBar.Buttons.AddRange(new System.Windows.Forms.ToolBarButton[] {
																					   this.StartButton,
																					   this.StopButton,
																					   this.ClearButton,
																					   this.AboutButton});
			this.ToolBar.Cursor = System.Windows.Forms.Cursors.Default;
			this.ToolBar.DropDownArrows = true;
			this.ToolBar.ImageList = this.ToobarImages;
			this.ToolBar.Name = "ToolBar";
			this.ToolBar.ShowToolTips = true;
			this.ToolBar.Size = new System.Drawing.Size(522, 25);
			this.ToolBar.TabIndex = 1;
			this.ToolBar.ButtonClick += new System.Windows.Forms.ToolBarButtonClickEventHandler(this.OnToolBarClick);
			// 
			// StartButton
			// 
			this.StartButton.DropDownMenu = this.HostsMenu;
			this.StartButton.ImageIndex = 0;
			this.StartButton.Style = System.Windows.Forms.ToolBarButtonStyle.DropDownButton;
			this.StartButton.ToolTipText = "Start monitoring";
			// 
			// StopButton
			// 
			this.StopButton.ImageIndex = 1;
			this.StopButton.ToolTipText = "Stop monitoring";
			// 
			// ClearButton
			// 
			this.ClearButton.ImageIndex = 3;
			this.ClearButton.ToolTipText = "Clear packet list";
			// 
			// AboutButton
			// 
			this.AboutButton.ImageIndex = 2;
			this.AboutButton.ToolTipText = "About...";
			// 
			// ToobarImages
			// 
			this.ToobarImages.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
			this.ToobarImages.ImageSize = new System.Drawing.Size(16, 16);
			this.ToobarImages.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("ToobarImages.ImageStream")));
			this.ToobarImages.TransparentColor = System.Drawing.Color.Magenta;
			// 
			// MainMenu
			// 
			this.MainMenu.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																					 this.FileMenu,
																					 this.HelpMenu});
			// 
			// FileMenu
			// 
			this.FileMenu.Index = 0;
			this.FileMenu.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																					 this.MonitorMenuItem,
																					 this.StopMenuItem,
																					 this.ClearMenuItem,
																					 this.Splitter1MenuItem,
																					 this.ExitMenuItem});
			this.FileMenu.Text = "&File";
			// 
			// MonitorMenuItem
			// 
			this.MonitorMenuItem.Index = 0;
			this.MonitorMenuItem.Text = "Monitor";
			// 
			// StopMenuItem
			// 
			this.StopMenuItem.Index = 1;
			this.StopMenuItem.Text = "&Stop monitoring";
			this.StopMenuItem.Click += new System.EventHandler(this.StopMenuItem_Click);
			// 
			// ClearMenuItem
			// 
			this.ClearMenuItem.Index = 2;
			this.ClearMenuItem.Text = "&Clear packet list";
			this.ClearMenuItem.Click += new System.EventHandler(this.ClearMenuItem_Click);
			// 
			// Splitter1MenuItem
			// 
			this.Splitter1MenuItem.Index = 3;
			this.Splitter1MenuItem.Text = "-";
			// 
			// ExitMenuItem
			// 
			this.ExitMenuItem.Index = 4;
			this.ExitMenuItem.Text = "E&xit";
			this.ExitMenuItem.Click += new System.EventHandler(this.ExitMenuItem_Click);
			// 
			// HelpMenu
			// 
			this.HelpMenu.Index = 1;
			this.HelpMenu.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																					 this.AboutMenuItem});
			this.HelpMenu.Text = "&Help";
			// 
			// AboutMenuItem
			// 
			this.AboutMenuItem.Index = 0;
			this.AboutMenuItem.Text = "&About";
			this.AboutMenuItem.Click += new System.EventHandler(this.AboutMenuItem_Click);
			// 
			// StatusBar
			// 
			this.StatusBar.Location = new System.Drawing.Point(0, 321);
			this.StatusBar.Name = "StatusBar";
			this.StatusBar.Size = new System.Drawing.Size(522, 16);
			this.StatusBar.TabIndex = 3;
			// 
			// PacketList
			// 
			this.PacketList.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
																						 this.TimeHeader,
																						 this.ProtocolHeader,
																						 this.SourceHeader,
																						 this.DestinationHeader,
																						 this.LengthHeader});
			this.PacketList.Dock = System.Windows.Forms.DockStyle.Fill;
			this.PacketList.FullRowSelect = true;
			this.PacketList.HeaderStyle = System.Windows.Forms.ColumnHeaderStyle.Nonclickable;
			this.PacketList.Location = new System.Drawing.Point(0, 25);
			this.PacketList.MultiSelect = false;
			this.PacketList.Name = "PacketList";
			this.PacketList.Size = new System.Drawing.Size(522, 296);
			this.PacketList.TabIndex = 4;
			this.PacketList.View = System.Windows.Forms.View.Details;
			this.PacketList.DoubleClick += new System.EventHandler(this.OnPacketDoubleClick);
			// 
			// TimeHeader
			// 
			this.TimeHeader.Text = "Time";
			this.TimeHeader.Width = 120;
			// 
			// ProtocolHeader
			// 
			this.ProtocolHeader.Text = "Protocol";
			// 
			// SourceHeader
			// 
			this.SourceHeader.Text = "Source";
			this.SourceHeader.Width = 130;
			// 
			// DestinationHeader
			// 
			this.DestinationHeader.Text = "Destination";
			this.DestinationHeader.Width = 130;
			// 
			// LengthHeader
			// 
			this.LengthHeader.Text = "Length";
			// 
			// PacketMonitorForm
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(522, 337);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.PacketList,
																		  this.StatusBar,
																		  this.ToolBar});
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.Menu = this.MainMenu;
			this.Name = "PacketMonitorForm";
			this.Text = "Mentalis.org Packet Monitor";
			this.Closing += new System.ComponentModel.CancelEventHandler(this.PacketMonitormForm_Closing);
			this.ResumeLayout(false);

		}
		#endregion
		static void Main() {
			try {
				Application.Run(new PacketMonitorForm());
			} catch (Exception e) {
				MessageBox.Show(e.Message, "Mentalis.org Packet Monitor", MessageBoxButtons.OK, MessageBoxIcon.Error);
			}
		}
		private void Initialize() {
			// get all interfaces on this computer and list them
			IPAddress[] hosts = Dns.Resolve(Dns.GetHostName()).AddressList;
			if (hosts.Length == 0)
				throw new NotSupportedException("This computer does not have non-loopback interfaces installed!");
			for(int i = 0; i < hosts.Length; i++) {
				MonitorMenuItem.MenuItems.Add(hosts[i].ToString(), new EventHandler(this.OnHostsClick));
				HostsMenu.MenuItems.Add(hosts[i].ToString(), new EventHandler(this.OnHostsClick));
			}
			m_PacketMonitors = new PacketMonitor[HostsMenu.MenuItems.Count];
			for(int i = 0; i < m_PacketMonitors.Length; i++) {
				m_PacketMonitors[i] = new PacketMonitor(hosts[i]);
				m_PacketMonitors[i].NewPacket += new NewPacketEventHandler(this.OnNewPacket);
			}
			m_Packets = new ArrayList();
		}
		private void PacketMonitormForm_Closing(object sender, CancelEventArgs e) {
			OnToolBarClick(this, new ToolBarButtonClickEventArgs(StopButton));
		}
		public void OnToolBarClick(object sender, ToolBarButtonClickEventArgs e) {
			if (e.Button == StopButton) { // stop listening on all interfaces
				for(int i = 0; i < m_PacketMonitors.Length; i++) {
					m_PacketMonitors[i].Stop();
					HostsMenu.MenuItems[i].Checked = false;
					MonitorMenuItem.MenuItems[i].Checked = false;
				}
				StatusBar.Text = "Stopped monitoring";
			} else if (e.Button == StartButton) { // start listening on all interfaces
				for(int i = 0; i < m_PacketMonitors.Length; i++) {
					try {
						m_PacketMonitors[i].Start();
						m_PacketMonitors[i].FilterSourceIP.Add("192.168.");

					} catch (Exception ex) {
						MessageBox.Show(this, "There was a problem starting the packet monitor for interface " + m_PacketMonitors[i].IP.ToString() + "\r\n\r\n[" + ex.Message + "]", "Mentalis.org Packet Monitor", MessageBoxButtons.OK, MessageBoxIcon.Error);
					}
					HostsMenu.MenuItems[i].Checked = true;
					MonitorMenuItem.MenuItems[i].Checked = true;
				}
				StatusBar.Text = "Monitoring all interfaces";
		} else if (e.Button == ClearButton) { // clear the packet list
				PacketList.Items.Clear();
				m_Packets.Clear();
				StatusBar.Text = "Cleared packet list";
			} else if (e.Button == AboutButton) {
				AboutForm af = new AboutForm();
				af.ShowDialog(this);
			}
		}
		public void OnHostsClick(object sender, EventArgs e) {
			// start or stop listening on the specified interface
			int index = ((MenuItem)sender).Index;
			HostsMenu.MenuItems[index].Checked = !HostsMenu.MenuItems[index].Checked;
			MonitorMenuItem.MenuItems[index].Checked = HostsMenu.MenuItems[index].Checked;
			if (HostsMenu.MenuItems[index].Checked) {
				m_PacketMonitors[index].Start();
				StatusBar.Text = "Monitoring " + m_PacketMonitors[index].IP.ToString();
			} else {
				m_PacketMonitors[index].Stop();
				StatusBar.Text = "Stopped monitoring " + m_PacketMonitors[index].IP.ToString();
			}
		}
		public void OnPacketDoubleClick(object sender, EventArgs e) {
			ListView l = (ListView)sender;
			if (l.SelectedItems.Count > 0) {
				PacketForm pf = new PacketForm((Packet)m_Packets[l.SelectedItems[0].Index]);
				pf.Show();
			}
		}
		private void OnNewPacket(PacketMonitor pm, Packet p) {
			// add the new packet to the list
			m_Packets.Add(p);
			m_PacketsSize += p.TotalLength;
			PacketList.Items.Add(new ListViewItem(new string[] { p.Time.ToString(), p.Protocol.ToString(), p.Source, p.Destination, p.TotalLength.ToString() }));
			StatusBar.Text = string.Format("Intercepted {0} packet(s) [{1} bytes]", m_Packets.Count, m_PacketsSize);
		}
		private void StopMenuItem_Click(object sender, System.EventArgs e) {
			OnToolBarClick(this, new ToolBarButtonClickEventArgs(StopButton));
		}
		private void ClearMenuItem_Click(object sender, System.EventArgs e) {
			OnToolBarClick(this, new ToolBarButtonClickEventArgs(ClearButton));
		}
		private void AboutMenuItem_Click(object sender, System.EventArgs e) {
			OnToolBarClick(this, new ToolBarButtonClickEventArgs(AboutButton));
		}
		private void ExitMenuItem_Click(object sender, System.EventArgs e) {
			this.Close();
		}
		private System.Windows.Forms.ListView PacketList;
		private System.Windows.Forms.MainMenu MainMenu;
		private System.Windows.Forms.ImageList ToobarImages;
		private System.Windows.Forms.ToolBar ToolBar;
		private System.Windows.Forms.StatusBar StatusBar;
		private System.Windows.Forms.ToolBarButton StartButton;
		private System.Windows.Forms.ToolBarButton StopButton;
		private System.Windows.Forms.ToolBarButton AboutButton;
		private System.Windows.Forms.ToolBarButton ClearButton;
		private System.Windows.Forms.MenuItem FileMenu;
		private System.Windows.Forms.MenuItem ExitMenuItem;
		private System.Windows.Forms.MenuItem HelpMenu;
		private System.Windows.Forms.MenuItem AboutMenuItem;
		private System.Windows.Forms.ColumnHeader TimeHeader;
		private System.Windows.Forms.ColumnHeader ProtocolHeader;
		private System.Windows.Forms.ColumnHeader SourceHeader;
		private System.Windows.Forms.ColumnHeader DestinationHeader;
		private System.Windows.Forms.ColumnHeader LengthHeader;
		private System.Windows.Forms.MenuItem MonitorMenuItem;
		private System.Windows.Forms.MenuItem StopMenuItem;
		private System.Windows.Forms.MenuItem ClearMenuItem;
		private System.Windows.Forms.MenuItem Splitter1MenuItem;
		private System.Windows.Forms.ContextMenu HostsMenu;
		private System.ComponentModel.IContainer components;
		private PacketMonitor[] m_PacketMonitors;
		private ArrayList m_Packets;
		private int m_PacketsSize = 0;
	}
}