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add serial to punchpkt/p2prdy dissector

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This commit is contained in:
David Ventura
2024-04-30 12:00:37 +02:00
parent 11ab1597f6
commit 66796267f2
1 changed files with 13 additions and 1 deletions
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dissector.lua
+13 -1
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@@ -25,6 +25,9 @@ ilnk_proto.fields.encrypted = ProtoField.bool("iLnkP2P.encrypted", "Encrypted"
ilnk_proto.fields.cmd_type = ProtoField.string("iLnkP2P.cmd_type", "Cmd Pkt Type")
ilnk_proto.fields.decrypted_data = ProtoField.bytes("iLnkP2P.decrypted_data", "Decrypted data")
-- PunchPkt
ilnk_proto.fields.serial = ProtoField.string("iLnkP2P.serial", "Serial")
lut = {
[0xf1f0] = "Close",
[0xf132] = "LanSearchExt",
@@ -64,6 +67,14 @@ function ilnk_proto.dissector(buffer, pinfo, tree)
-- Set the protocol description in the packet list
pinfo.cols.protocol:set("iLnkP2P")
if packetname == "PunchPkt" or packetname == "P2pRdy" then
local len = buffer(2, 2)
subtree:add(ilnk_proto.fields.len, len)
local serial_prefix = buffer(4, 4):string()
local serial_no = UInt64(buffer(12, 4):uint(), buffer(8, 4):uint())
local serial_suffix = buffer(16, 5):string()
subtree:add(ilnk_proto.fields.serial, serial_prefix..serial_no..serial_suffix)
end
if packetname == "DrwAck" then
subtree:add(ilnk_proto.fields.len, buffer(2, 2))
subtree:add(ilnk_proto.fields.m_type, buffer(4, 1))
@@ -140,4 +151,5 @@ function ilnk_proto.dissector(buffer, pinfo, tree)
-- subtree:add(ilnk_proto.fields.payload, buffer(2, packet_length-2))
end
udp_table = DissectorTable.get("udp.port"):add(49512, ilnk_proto)
udp_table = DissectorTable.get("udp.port"):add(50563, ilnk_proto)
udp_table2 = DissectorTable.get("udp.port"):add(32108, ilnk_proto)