44 lines
823 B
Text
44 lines
823 B
Text
#
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# Location definitions for packet matching
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#
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# name alignment offset mask
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ip.version u8 net+0 0xF0
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ip.hdrlen u8 net+0 0x0F
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ip.diffserv u8 net+1
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ip.length u16 net+2
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ip.id u16 net+4
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ip.df u8 net+6 0x40
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ip.mf u8 net+6 0x20
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ip.offset u16 net+6 0x1FFF
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ip.ttl u8 net+8
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ip.proto u8 net+9
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ip.chksum u16 net+10
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ip.src u32 net+12
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ip.dst u32 net+16
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#
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# Transmission Control Protocol (TCP)
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#
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# name alignment offset mask
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tcp.sport u16 tcp+0
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tcp.dport u16 tcp+2
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tcp.seq u32 tcp+4
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tcp.ack u32 tcp+8
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tcp.off u8 tcp+12 0xF0
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tcp.reserved u8 tcp+12 0x0F
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# FLAGS
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tcp.win u16 tcp+14
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tcp.csum u16 tcp+16
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tcp.urg u16 tcp+18
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tcp.opts u32 tcp+20
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#
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# User Datagram Protocol (UDP)
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#
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# name alignment offset mask
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udp.sport u16 tcp+0
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udp.dport u16 tcp+2
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udp.length u16 tcp+4
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udp.csum u16 tcp+6
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