46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
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# This file is part of Scapy
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# See http://www.secdev.org/projects/scapy for more information
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# Copyright (C) Philippe Biondi <phil@secdev.org>
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# This program is published under a GPLv2 license
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"""
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IrDA infrared data communication.
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"""
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from scapy.packet import Packet, bind_layers
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from scapy.fields import BitEnumField, ByteEnumField, StrField, XBitField, \
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XByteField, XIntField, XShortField
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from scapy.layers.l2 import CookedLinux
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# IR
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class IrLAPHead(Packet):
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name = "IrDA Link Access Protocol Header"
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fields_desc = [XBitField("Address", 0x7f, 7),
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BitEnumField("Type", 1, 1, {"Response": 0,
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"Command": 1})]
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class IrLAPCommand(Packet):
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name = "IrDA Link Access Protocol Command"
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fields_desc = [XByteField("Control", 0),
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XByteField("Format identifier", 0),
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XIntField("Source address", 0),
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XIntField("Destination address", 0xffffffff),
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XByteField("Discovery flags", 0x1),
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ByteEnumField("Slot number", 255, {"final": 255}),
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XByteField("Version", 0)]
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class IrLMP(Packet):
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name = "IrDA Link Management Protocol"
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fields_desc = [XShortField("Service hints", 0),
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XByteField("Character set", 0),
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StrField("Device name", "")]
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bind_layers(CookedLinux, IrLAPHead, proto=23)
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bind_layers(IrLAPHead, IrLAPCommand, Type=1)
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bind_layers(IrLAPCommand, IrLMP,)
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