51 lines
2.0 KiB
C#
51 lines
2.0 KiB
C#
/*
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This file is part of PacketDotNet
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PacketDotNet is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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PacketDotNet is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with PacketDotNet. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Copyright 2009 Chris Morgan <chmorgan@gmail.com>
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*/
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namespace PacketDotNet
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{
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/// <summary>
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/// ICMP protocol field encoding information.
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/// See http://en.wikipedia.org/wiki/ICMPv6
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/// </summary>
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public class ICMPv6Fields
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{
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/// <summary> Length of the ICMP message type code in bytes.</summary>
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public readonly static int TypeLength = 1;
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/// <summary> Length of the ICMP subcode in bytes.</summary>
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public readonly static int CodeLength = 1;
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/// <summary> Length of the ICMP header checksum in bytes.</summary>
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public readonly static int ChecksumLength = 2;
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/// <summary> Position of the ICMP message type.</summary>
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public readonly static int TypePosition = 0;
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/// <summary> Position of the ICMP message subcode.</summary>
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public readonly static int CodePosition;
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/// <summary> Position of the ICMP header checksum.</summary>
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public readonly static int ChecksumPosition;
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/// <summary> Length in bytes of an ICMP header.</summary>
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public readonly static int HeaderLength; // == 4
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static ICMPv6Fields()
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{
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CodePosition = TypePosition + TypeLength;
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ChecksumPosition = CodePosition + CodeLength;
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HeaderLength = ChecksumPosition + ChecksumLength;
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}
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}
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}
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