From 2151db542d1fd665d1d8187eea5ceeba9dff8ac2 Mon Sep 17 00:00:00 2001
From: Peter Wu <peter@lekensteyn.nl>
Date: Tue, 7 Nov 2017 14:05:28 +0000
Subject: lua/trivial: trivial protocol example

Added in 2015-09-27, contains a minimal dissector that does not use
fields.
---
 lua/trivial.lua | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 lua/trivial.lua

diff --git a/lua/trivial.lua b/lua/trivial.lua
new file mode 100644
index 0000000..abcb5e6
--- /dev/null
+++ b/lua/trivial.lua
@@ -0,0 +1,23 @@
+-- trivial protocol example
+-- declare our protocol
+trivial_proto = Proto("trivial", "Trivial Protocol")
+
+function dissect_foo(tvb, pinfo, tree)
+    nothing();
+    local subtree = tree:add(trivial_proto, tvb(),"Trivial Protocol Data")
+    subtree:add(tvb(3,2), "Len: " .. tvb(3,2):uint())
+end
+
+function get_pdu_len(tvb, pinfo, tree)
+    return tvb(3, 2):uint()
+end
+
+function trivial_proto.dissector(tvb, pinfo, tree)
+    pinfo.cols.protocol = "TRIVIAL"
+    dissect_tcp_pdus(tvb, tree, 5, get_pdu_len, dissect_foo)
+end
+
+
+tcp_table = DissectorTable.get("tcp.port")
+tcp_table:add(7777, trivial_proto)
+tcp_table:add(443, trivial_proto)
-- 
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