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#!/bin/sh
parse_plugin_args(){
[ $# -ne 4 ] && plugin_usage && exit 1
# convenience function to put args in ENV variables
ESSID="$1"
# mac is returned without colon
MAC=$(printf "%s" "$2" | sed 's/://g')
# split up the mac address to vendor and private part
VENDOR_MAC=${MAC:0:6}
PRIVATE_MAC=${MAC:6:12}
CHANNEL="$3"
ENC="$4"
if [ ${#MAC} -ne 12 ] ;then
echo "MAC malformed"
exit 1
fi
}
plugin_usage(){
cat << EOF
usage: $0 ESSID MAC CHANNEL ENC"
ESSID - string
MAC - 00:11:22:33:44:55
CHANNEL - 4
ENC - wpa
EOF
}
check_vendor_mac(){
needle="$(printf $1 | tr '[A-Z]' '[a-z]')"
shift
for i in "$@";do
[ "$needle" == "$(printf $i | tr '[A-Z]' '[a-z]')" ] && return 0
done
return 1
}
check_painmode(){
test -z "${painmode:-}" && echo "painmode required" && exit 1
}
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