Library `knx`

Functions for communicating with Konnex (KNX) devices

Author:

Niklaus Schiess, Dominik Schneider

Copyright © Same as Nmap--See https://nmap.org/book/man-legal.html

Source: https://svn.nmap.org/nmap/nselib/knx.lua

Functions

parseHeader (knxMessage): Parse a KNX header
parseKnxAddress (addr): Parse a KNX address from raw bytes
query (service, ip_address, port): Returns a raw knx request

Functions

parseHeader (knxMessage)

Parse a KNX header

Parameters

knxMessage: A KNX message packet as a string

Return values:

knx_header_length, or nil on error
knx_protocol_version, or error message
knx_service_type
knx_total_length
pos The position just after the header

parseKnxAddress (addr)

Parse a KNX address from raw bytes

Parameters

addr: Unpacked 2 bytes

Return value:

KNX address in dotted-decimal format

query (service, ip_address, port)

Returns a raw knx request

Parameters

service: KNX service type of the request
ip_address: IP address of the sending host
port: Port where gateways should respond to