1 files changed, 58 insertions, 0 deletions
diff --git a/scripts/external_libs/scapy-2.3.1/python3/scapy/contrib/vqp.py b/scripts/external_libs/scapy-2.3.1/python3/scapy/contrib/vqp.py
new file mode 100644
index 00000000..9328cea4
--- /dev/null
+++ b/scripts/external_libs/scapy-2.3.1/python3/scapy/contrib/vqp.py
@@ -0,0 +1,58 @@
+
+# http://trac.secdev.org/scapy/ticket/147
+
+# scapy.contrib.description = VLAN Query Protocol
+# scapy.contrib.status = loads
+
+from scapy.packet import *
+from scapy.fields import *
+from scapy.layers.inet import UDP
+
+class VQP(Packet):
+        name = "VQP"
+        fields_desc = [
+                ByteField("const", 1),
+                ByteEnumField("type", 1, {
+                        1:"requestPort", 2:"responseVLAN",
+                        3:"requestReconfirm", 4:"responseReconfirm"
+                }),
+                ByteEnumField("errorcodeaction", 0, {
+                        0:"none",3:"accessDenied",
+                        4:"shutdownPort", 5:"wrongDomain"
+                }),
+                ByteEnumField("unknown", 2, {
+                        2:"inGoodResponse", 6:"inRequests"
+                }),
+                IntField("seq",0),
+        ]
+
+class VQPEntry(Packet):
+        name = "VQPEntry"
+        fields_desc = [
+                IntEnumField("datatype", 0, {
+                        3073:"clientIPAddress", 3074:"portName",
+                        3075:"VLANName", 3076:"Domain", 3077:"ethernetPacket",
+                        3078:"ReqMACAddress", 3079:"unknown",
+                        3080:"ResMACAddress"
+                }),
+                FieldLenField("len", None),
+                ConditionalField(IPField("datatom", "0.0.0.0"),
+                        lambda p:p.datatype==3073),
+                ConditionalField(MACField("data", "00:00:00:00:00:00"),
+                        lambda p:p.datatype==3078),
+                ConditionalField(MACField("data", "00:00:00:00:00:00"),
+                        lambda p:p.datatype==3080), 
+                ConditionalField(StrLenField("data", None,
+                        length_from=lambda p:p.len), 
+                        lambda p:p.datatype not in [3073, 3078, 3080]),
+        ]
+        def post_build(self, p, pay):
+                if self.len is None:
+                        l = len(p.data)
+                        p = p[:2]+struct.pack("!H",l)+p[4:]
+                return p
+
+bind_layers(UDP,        VQP,            sport=1589)
+bind_layers(UDP,        VQP,            dport=1589)
+bind_layers(VQP,        VQPEntry,       )
+bind_layers(VQPEntry,   VQPEntry,       )