factor/extra/wake-on-lan/wake-on-lan.factor

23 lines
597 B
Factor

! Copyright (C) 2012 John Benediktsson
! See http://factorcode.org/license.txt for BSD license
USING: arrays destructors io.sockets kernel math.parser
sequences splitting ;
IN: wake-on-lan
<PRIVATE
: mac-address-bytes ( mac-address -- byte-array )
":-" split [ hex> ] B{ } map-as ;
: wake-on-lan-packet ( mac-address -- bytearray )
[ 16 ] [ mac-address-bytes ] bi* <array> concat
B{ 0xff 0xff 0xff 0xff 0xff 0xff } prepend ;
PRIVATE>
: wake-on-lan ( mac-address broadcast-ip -- )
[ wake-on-lan-packet ] [ 9 <inet4> ] bi*
f 0 <inet4> <broadcast> [ send ] with-disposal ;