Help communication IPC bearebox<->smsbox bearbox<->wapbox etc...

Hi,
I want implement the kannel's communication protocol in anothe language
(javascript via node.js,php  and python) for extend capabilitie and more
flexibilities the lib will be opensource and free on github.
I want the description of this protocol and documentation or details on
communication architecture.

Thanks, Regards.

Ps : I'm french, also excuse my english.