| ## This file is part of Scapy |
| ## See http://www.secdev.org/projects/scapy for more informations |
| ## Copyright (C) Philippe Biondi <phil@secdev.org> |
| ## This program is published under a GPLv2 license |
| |
| """ |
| Mobile IP. |
| """ |
| |
| from scapy.fields import * |
| from scapy.packet import * |
| from scapy.layers.inet import IP,UDP |
| |
| |
| class MobileIP(Packet): |
| name = "Mobile IP (RFC3344)" |
| fields_desc = [ ByteEnumField("type", 1, {1:"RRQ", 3:"RRP"}) ] |
| |
| class MobileIPRRQ(Packet): |
| name = "Mobile IP Registration Request (RFC3344)" |
| fields_desc = [ XByteField("flags", 0), |
| ShortField("lifetime", 180), |
| IPField("homeaddr", "0.0.0.0"), |
| IPField("haaddr", "0.0.0.0"), |
| IPField("coaddr", "0.0.0.0"), |
| LongField("id", 0), ] |
| |
| class MobileIPRRP(Packet): |
| name = "Mobile IP Registration Reply (RFC3344)" |
| fields_desc = [ ByteField("code", 0), |
| ShortField("lifetime", 180), |
| IPField("homeaddr", "0.0.0.0"), |
| IPField("haaddr", "0.0.0.0"), |
| LongField("id", 0), ] |
| |
| class MobileIPTunnelData(Packet): |
| name = "Mobile IP Tunnel Data Message (RFC3519)" |
| fields_desc = [ ByteField("nexthdr", 4), |
| ShortField("res", 0) ] |
| |
| |
| bind_layers( UDP, MobileIP, sport=434) |
| bind_layers( UDP, MobileIP, dport=434) |
| bind_layers( MobileIP, MobileIPRRQ, type=1) |
| bind_layers( MobileIP, MobileIPRRP, type=3) |
| bind_layers( MobileIP, MobileIPTunnelData, type=4) |
| bind_layers( MobileIPTunnelData, IP, nexthdr=4) |
