41 lines
1.8 KiB
C#
41 lines
1.8 KiB
C#
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using System;
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using PacketDotNet;
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namespace ConstructingPackets
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{
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/// <summary>
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/// Example that shows how to construct a packet using packet constructors
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/// to build a tcp/ip ipv4 packet
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/// </summary>
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class MainClass
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{
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public static void Main(string[] args)
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{
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ushort tcpSourcePort = 123;
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ushort tcpDestinationPort = 321;
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var tcpPacket = new TcpPacket(tcpSourcePort, tcpDestinationPort);
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var ipSourceAddress = System.Net.IPAddress.Parse("192.168.1.1");
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var ipDestinationAddress = System.Net.IPAddress.Parse("192.168.1.2");
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var ipPacket = new IPv4Packet(ipSourceAddress, ipDestinationAddress);
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var sourceHwAddress = "90-90-90-90-90-90";
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var ethernetSourceHwAddress = System.Net.NetworkInformation.PhysicalAddress.Parse(sourceHwAddress);
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var destinationHwAddress = "80-80-80-80-80-80";
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var ethernetDestinationHwAddress = System.Net.NetworkInformation.PhysicalAddress.Parse(destinationHwAddress);
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// NOTE: using EthernetPacketType.None to illustrate that the ethernet
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// protocol type is updated based on the packet payload that is
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// assigned to that particular ethernet packet
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var ethernetPacket = new EthernetPacket(ethernetSourceHwAddress,
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ethernetDestinationHwAddress,
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EthernetPacketType.None);
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// Now stitch all of the packets together
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ipPacket.PayloadPacket = tcpPacket;
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ethernetPacket.PayloadPacket = ipPacket;
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// and print out the packet to see that it looks just like we wanted it to
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Console.WriteLine(ethernetPacket.ToString());
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}
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}
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}
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