3 files changed, 28 insertions, 15 deletions
diff --git a/usr/lib/autowifi/lib/core b/usr/lib/autowifi/lib/core
deleted file mode 100644
index f41de225..00000000
--- a/usr/lib/autowifi/lib/core
+++ /dev/null
@@ -1,9 +0,0 @@
-parse_plugin_args(){
-    # convenience function to put args in ENV variables
-    ESSID="$1"
-    MAC="$2"
-    CHANNEL="$3"
-    ENC="$4"
-    WPA="$5"
-    WPA2="$6"
-}
diff --git a/usr/lib/autowifi/lib/plugin_core b/usr/lib/autowifi/lib/plugin_core
new file mode 100644
index 00000000..025d9dbd
--- /dev/null
+++ b/usr/lib/autowifi/lib/plugin_core
@@ -0,0 +1,26 @@
+parse_plugin_args(){
+    [ $# -ne 6 ] && plugin_usage && exit 1
+    # convenience function to put args in ENV variables
+    ESSID="$1"
+    MAC="$2"
+    CHANNEL="$3"
+    ENC="$4"
+    WPA="$5"
+    WPA2="$6"
+    if [ ${#MAC} -ne 17 ] ;then
+        echo "MAC malformed"
+        exit 1
+    fi
+}
+plugin_usage(){
+    cat << EOF
+usage: $0 ESSID MAC CHANNEL ENC WPA WPA2"
+
+    ESSID   - string
+    MAC     - 00:11:22:33:44:55
+    ENC     - on | off
+    WPA     - 0  | 1
+    WPA2    - 0  | 1
+EOF
+    
+}
diff --git a/usr/lib/autowifi/plugins/11belkin_wps b/usr/lib/autowifi/plugins/11belkin_wps
index 3820cf2e..1dba7377 100755
--- a/usr/lib/autowifi/plugins/11belkin_wps
+++ b/usr/lib/autowifi/plugins/11belkin_wps
@@ -11,15 +11,11 @@
 # belkin.XXX         09:86:3B:XX:XX:XX    F9K1104   v1000
 
 cd $(dirname $(readlink -f $0))
-. ../lib/core
+. ../lib/plugin_core
 . ../lib/wps
 parse_plugin_args $@
 
-MAC=$(printf "%s" $2| sed 's/://g')
-if [ ${#MAC} -ne 12 ] ;then
-    echo "MAC malformed"
-    exit 1
-fi
+MAC=$(printf "%s" $MAC| sed 's/://g')
 VENDOR_MAC=${MAC:0:6}
 PRIVATE_MAC=${MAC:6:12}
 if ! [ $VENDOR_MAC == "002275" -o $VENDOR_MAC == "001CDF" -o $VENDOR_MAC == "09863B" ] ;then