当前位置: 首页 > 工具软件 > SharpPcap > 使用案例 >

【搬运】SharpPcap的一些例子

澹台成龙
2023-12-01

所有代码地址:http://download.csdn.net/detail/u013529927/7182963

先扔几个基础的~

1. IfListAdv

using System;
using System.Collections.Generic;
using SharpPcap;

namespace Example1
{
    /// <summary>
    /// Obtaining the device list
    /// </summary>
    public class IfListAdv
    {
        /// <summary>
        /// Obtaining the device list
        /// </summary>
        public static void Main(string[] args)
        {
            // Print SharpPcap version
            string ver = SharpPcap.Version.VersionString;
            Console.WriteLine("SharpPcap {0}, Example1.IfList.cs", ver);

            // Retrieve the device list
            var devices = CaptureDeviceList.Instance;

            // If no devices were found print an error
            if(devices.Count < 1)
            {
                Console.WriteLine("No devices were found on this machine");
                return;
            }

            Console.WriteLine("\nThe following devices are available on this machine:");
            Console.WriteLine("----------------------------------------------------\n");

            /* Scan the list printing every entry */
            foreach(var dev in devices)
                Console.WriteLine("{0}\n",dev.ToString());

            Console.Write("Hit 'Enter' to exit...");
            Console.ReadLine();
        }
    }
}

2.ArpResolve

using System;
using System.Collections.Generic;
using SharpPcap;
using SharpPcap.LibPcap;

namespace Example2
{
    /// <summary>
    /// A sample showing how to use the Address Resolution Protocol (ARP)
    /// with the SharpPcap library.
    /// </summary>
    public class ArpTest
    {
        public static void Main(string[] args)
        {
            // Print SharpPcap version
            string ver = SharpPcap.Version.VersionString;
            Console.WriteLine("SharpPcap {0}, Example2.ArpResolve.cs\n", ver);

            // Retrieve the device list
            var devices = LibPcapLiveDeviceList.Instance;

            // If no devices were found print an error
            if(devices.Count < 1)
            {
                Console.WriteLine("No devices were found on this machine");
                return;
            }

            Console.WriteLine("The following devices are available on this machine:");
            Console.WriteLine("----------------------------------------------------");
            Console.WriteLine();

            int i = 0;

            // Print out the available devices
            foreach(var dev in devices)
            {
                Console.WriteLine("{0}) {1} {2}", i, dev.Name, dev.Description);
                i++;
            }

            Console.WriteLine();
            Console.Write("-- Please choose a device for sending the ARP request: ");
            i = int.Parse( Console.ReadLine() );

            var device = devices[i];

            System.Net.IPAddress ip;

            // loop until a valid ip address is parsed
            while(true)
            {
                Console.Write("-- Please enter IP address to be resolved by ARP: ");
                if(System.Net.IPAddress.TryParse(Console.ReadLine(), out ip))
                    break;
                Console.WriteLine("Bad IP address format, please try again");
            }

            // Create a new ARP resolver
            ARP arper = new ARP(device);

            // print the resolved address or indicate that none was found
            var resolvedMacAddress = arper.Resolve(ip);
            if(resolvedMacAddress == null)
            {
                Console.WriteLine("Timeout, no mac address found for ip of " + ip);
            } else
            {
                Console.WriteLine(ip + " is at: " + arper.Resolve(ip));
            }
        }
    }
}

3.BasicCap

using System;
using System.Collections.Generic;
using SharpPcap;
using SharpPcap.LibPcap;
using SharpPcap.AirPcap;
using SharpPcap.WinPcap;

namespace Example3
{
    /// <summary>
    /// Basic capture example
    /// </summary>
    public class BasicCap
    {
        public static void Main(string[] args)
        {
            // Print SharpPcap version
            string ver = SharpPcap.Version.VersionString;
            Console.WriteLine("SharpPcap {0}, Example3.BasicCap.cs", ver);

            // Retrieve the device list
            var devices = CaptureDeviceList.Instance;

            // If no devices were found print an error
            if(devices.Count < 1)
            {
                Console.WriteLine("No devices were found on this machine");
                return;
            }

            Console.WriteLine();
            Console.WriteLine("The following devices are available on this machine:");
            Console.WriteLine("----------------------------------------------------");
            Console.WriteLine();

            int i = 0;

            // Print out the devices
            foreach(var dev in devices)
            {
                /* Description */
                Console.WriteLine("{0}) {1} {2}", i, dev.Name, dev.Description);
                i++;
            }

            Console.WriteLine();
            Console.Write("-- Please choose a device to capture: ");
            i = int.Parse( Console.ReadLine() );

            var device = devices[i];

            // Register our handler function to the 'packet arrival' event
            device.OnPacketArrival += 
                new PacketArrivalEventHandler( device_OnPacketArrival );

            // Open the device for capturing
            int readTimeoutMilliseconds = 1000;
            if (device is AirPcapDevice)
            {
                // NOTE: AirPcap devices cannot disable local capture
                var airPcap = device as AirPcapDevice;
                airPcap.Open(SharpPcap.WinPcap.OpenFlags.DataTransferUdp, readTimeoutMilliseconds);
            }
            else if(device is WinPcapDevice)
            {
                var winPcap = device as WinPcapDevice;
                winPcap.Open(SharpPcap.WinPcap.OpenFlags.DataTransferUdp | SharpPcap.WinPcap.OpenFlags.NoCaptureLocal, readTimeoutMilliseconds);
            }
            else if (device is LibPcapLiveDevice)
            {
                var livePcapDevice = device as LibPcapLiveDevice;
                livePcapDevice.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds);
            }
            else
            {
                throw new System.InvalidOperationException("unknown device type of " + device.GetType().ToString());
            }

            Console.WriteLine();
            Console.WriteLine("-- Listening on {0} {1}, hit 'Enter' to stop...",
                device.Name, device.Description);

            // Start the capturing process
            device.StartCapture();

            // Wait for 'Enter' from the user.
            Console.ReadLine();

            // Stop the capturing process
            device.StopCapture();

            Console.WriteLine("-- Capture stopped.");

            // Print out the device statistics
            Console.WriteLine(device.Statistics.ToString());

            // Close the pcap device
            device.Close();
        }

        /// <summary>
        /// Prints the time and length of each received packet
        /// </summary>
        private static void device_OnPacketArrival(object sender, CaptureEventArgs e)
        {
            var time = e.Packet.Timeval.Date;
            var len = e.Packet.Data.Length;
            Console.WriteLine("{0}:{1}:{2},{3} Len={4}", 
                time.Hour, time.Minute, time.Second, time.Millisecond, len);
            Console.WriteLine(e.Packet.ToString());
        }
    }
}

4.BasicCapNoCallback

using System;
using System.Collections.Generic;
using SharpPcap;

namespace Example4
{
    /// <summary>
    /// Basic capture example with no callback
    /// </summary>
    public class BasicCapNoCallback
    {
        public static void Main(string[] args)
        {
            // Print SharpPcap version
            string ver = SharpPcap.Version.VersionString;
            Console.WriteLine("SharpPcap {0}, Example4.BasicCapNoCallback.cs", ver);

            // Retrieve the device list
            var devices = CaptureDeviceList.Instance;

            // If no devices were found print an error
            if(devices.Count < 1)
            {
                Console.WriteLine("No devices were found on this machine");
                return;
            }

            Console.WriteLine();
            Console.WriteLine("The following devices are available on this machine:");
            Console.WriteLine("----------------------------------------------------");
            Console.WriteLine();

            int i = 0;

            // Print out the devices
            foreach(var dev in devices)
            {
                Console.WriteLine("{0}) {1} {2}", i, dev.Name, dev.Description);
                i++;
            }

            Console.WriteLine();
            Console.Write("-- Please choose a device to capture: ");
            i = int.Parse( Console.ReadLine() );

            var device = devices[i];

            // Open the device for capturing
            int readTimeoutMilliseconds = 1000;
            device.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds);

            Console.WriteLine();
            Console.WriteLine("-- Listening on {0}...",
                device.Description);

            RawCapture packet;

            // Capture packets using GetNextPacket()
            while( (packet = device.GetNextPacket()) != null )
            {
                // Prints the time and length of each received packet
                var time = packet.Timeval.Date;
                var len = packet.Data.Length;
                Console.WriteLine("{0}:{1}:{2},{3} Len={4}", 
                    time.Hour, time.Minute, time.Second, time.Millisecond, len);
            }

            // Print out the device statistics
            Console.WriteLine(device.Statistics.ToString());

            //Close the pcap device
            device.Close();
            Console.WriteLine("-- Timeout elapsed, capture stopped, device closed.");
            Console.Write("Hit 'Enter' to exit...");
            Console.ReadLine();
        }
    }
}

5.PcapFilter

using System;
using System.Collections.Generic;
using SharpPcap;

namespace Example5
{
    public class PcapFilter
    {
        public static void Main(string[] args)
        {
            // Print SharpPcap version
            string ver = SharpPcap.Version.VersionString;
            Console.WriteLine("SharpPcap {0}, Example5.PcapFilter.cs\n", ver);

            // Retrieve the device list
            var devices = CaptureDeviceList.Instance;

            // If no devices were found print an error
            if(devices.Count < 1)
            {
                Console.WriteLine("No devices were found on this machine");
                return;
            }

            Console.WriteLine("The following devices are available on this machine:");
            Console.WriteLine("----------------------------------------------------");
            Console.WriteLine();

            int i = 0;

            // Scan the list printing every entry
            foreach(var dev in devices)
            {
                Console.WriteLine("{0}) {1}",i,dev.Description);
                i++;
            }

            Console.WriteLine();
            Console.Write("-- Please choose a device to capture: ");
            i = int.Parse( Console.ReadLine() );

            var device = devices[i];

            //Register our handler function to the 'packet arrival' event
            device.OnPacketArrival += 
                new PacketArrivalEventHandler( device_OnPacketArrival );

            //Open the device for capturing
            int readTimeoutMilliseconds = 1000;
            device.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds);

            // tcpdump filter to capture only TCP/IP packets
            string filter = "ip and tcp";
            device.Filter = filter;

            Console.WriteLine();
            Console.WriteLine
                ("-- The following tcpdump filter will be applied: \"{0}\"", 
                filter);
            Console.WriteLine
                ("-- Listening on {0}, hit 'Ctrl-C' to exit...",
                device.Description);

            // Start capture packets
            device.Capture();

            // Close the pcap device
            // (Note: this line will never be called since
            //  we're capturing infinite number of packets
            device.Close();
        }

        /// <summary>
        /// Prints the time and length of each received packet
        /// </summary>
        private static void device_OnPacketArrival(object sender, CaptureEventArgs e)
        {
            var time = e.Packet.Timeval.Date;
            var len = e.Packet.Data.Length;
            Console.WriteLine("{0}:{1}:{2},{3} Len={4}", 
                time.Hour, time.Minute, time.Second, time.Millisecond, len);
        }
    }
}


6.DumpTCP

using System;
using System.Collections.Generic;
using SharpPcap;

namespace Example6
{
    public class DumpTCP
    {
        public static void Main(string[] args)
        {
            string ver = SharpPcap.Version.VersionString;
            /* Print SharpPcap version */
            Console.WriteLine("SharpPcap {0}, Example6.DumpTCP.cs", ver);
            Console.WriteLine();

            /* Retrieve the device list */
            var devices = CaptureDeviceList.Instance;

            /*If no device exists, print error */
            if(devices.Count<1)
            {
                Console.WriteLine("No device found on this machine");
                return;
            }
            
            Console.WriteLine("The following devices are available on this machine:");
            Console.WriteLine("----------------------------------------------------");
            Console.WriteLine();

            int i=0;

            /* Scan the list printing every entry */
            foreach(var dev in devices)
            {
                /* Description */
                Console.WriteLine("{0}) {1} {2}", i, dev.Name, dev.Description);
                i++;
            }

            Console.WriteLine();
            Console.Write("-- Please choose a device to capture: ");
            i = int.Parse( Console.ReadLine() );

            var device = devices[i];

            //Register our handler function to the 'packet arrival' event
            device.OnPacketArrival += 
                new PacketArrivalEventHandler( device_OnPacketArrival );

            // Open the device for capturing
            int readTimeoutMilliseconds = 1000;
            device.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds);

            //tcpdump filter to capture only TCP/IP packets
            string filter = "ip and tcp";
            device.Filter = filter;

            Console.WriteLine();
            Console.WriteLine
                ("-- The following tcpdump filter will be applied: \"{0}\"", 
                filter);
            Console.WriteLine
                ("-- Listening on {0}, hit 'Ctrl-C' to exit...",
                device.Description);

            // Start capture 'INFINTE' number of packets
            device.Capture();

            // Close the pcap device
            // (Note: this line will never be called since
            //  we're capturing infinite number of packets
            device.Close();
        }

        /// <summary>
        /// Prints the time, length, src ip, src port, dst ip and dst port
        /// for each TCP/IP packet received on the network
        /// </summary>
        private static void device_OnPacketArrival(object sender, CaptureEventArgs e)
        {           
            var time = e.Packet.Timeval.Date;
            var len = e.Packet.Data.Length;

            var packet = PacketDotNet.Packet.ParsePacket(e.Packet.LinkLayerType, e.Packet.Data);

            var tcpPacket = PacketDotNet.TcpPacket.GetEncapsulated(packet);
            if(tcpPacket != null)
            {
                var ipPacket = (PacketDotNet.IpPacket)tcpPacket.ParentPacket;
                System.Net.IPAddress srcIp = ipPacket.SourceAddress;
                System.Net.IPAddress dstIp = ipPacket.DestinationAddress;
                int srcPort = tcpPacket.SourcePort;
                int dstPort = tcpPacket.DestinationPort;

                Console.WriteLine("{0}:{1}:{2},{3} Len={4} {5}:{6} -> {7}:{8}", 
                    time.Hour, time.Minute, time.Second, time.Millisecond, len,
                    srcIp, srcPort, dstIp, dstPort);
            }
        }
    }
}

 类似资料: