Decode IP address components and show a mismatch if present

[emrainey]

If the node IDs/subject IDs in the IP Addresses don't match the headers, indicate some sort of problem

[emrainey]

Getting the IP address as a uint() in the dissector logic is quite challenging. Their APIs really don't want you to parse the dotted IP string and ChatGPT's answer for how to do that were all wrong (as usually for any dark corner of the programming world).

[emrainey]

Leaving some documentation links:

• https://www.wireshark.org/docs/wsdg_html/
• https://www.wireshark.org/docs/wsdg_html_chunked/lua_module_Tvb.html#lua_class_ByteArray
• https://github.com/mandiant/synfulknock/blob/master/NSE/packet2.lua#LL487C22-L487C22

[emrainey]

Will try to extract the Version, SNM and Subject ID / Node ID