63 lines
2.4 KiB
Ruby
63 lines
2.4 KiB
Ruby
# $Id: ethernet.rb 14 2008-03-02 05:42:30Z warchild $
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#
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# Copyright (c) 2008, Jon Hart
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the <organization> nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY Jon Hart ``AS IS'' AND ANY
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# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL Jon Hart BE LIABLE FOR ANY
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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module Racket
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module L2
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# Ethernet II (DIX v2.0)
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#
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# http://en.wikipedia.org/wiki/Ethernet_II_framing
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class Ethernet < RacketPart
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ETHERTYPE_IPV4 = 0x0800
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ETHERTYPE_ARP = 0x0806
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ETHERTYPE_RARP = 0x8035
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ETHERTYPE_APPLETALK = 0x809b
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ETHERTYPE_AARP = 0x80f3
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ETHERTYPE_8021Q = 0x8100
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ETHERTYPE_IPX = 0x8137
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ETHERTYPE_NOVELL = 0x8138
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ETHERTYPE_IPV6 = 0x86DD
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ETHERTYPE_MPLS_UNICAST = 0x8847
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ETHERTYPE_MPLS_MULTICAST = 0x8848
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ETHERTYPE_PPPOE_DISCOVERY = 0x8863
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ETHERTYPE_PPPOE_SESSION = 0x8864
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ETHERTYPE_8021X = 0x888E
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ETHERTYPE_ATAOE = 0x88A2
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ETHERTYPE_8021AE = 0x88E5
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# Destination MAC address
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hex_octets :dst_mac, 48
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# Source MAC address
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hex_octets :src_mac, 48
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# Protocol of payload send with this ethernet datagram. Defaults to IPV4
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unsigned :ethertype, 16, { :default => ETHERTYPE_IPV4 }
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# Payload
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rest :payload
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end
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end
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end
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#set ts=2 et sw=2: vim
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