#------------------------------------------------------------------------------
# /etc/rc.d/rc130.wlan - write wlan-config to /var/run/wlan.conf	__FLI4LVER__
#                        and configure wlan
#
# Creation:	    05.08.2002 rresch
# Last Update:  $Id$
#------------------------------------------------------------------------------

begin_script WLAN

case $debug_active in
    yes) wlanconfig_debug=-x ;;
    *)   wlanconfig_debug=   ;;
esac

# setup wireless tools
for i in iwlist iwspy iwpriv iwgetid; do
    ln -s iwconfig /sbin/$i
done

# Saving complete WLAN-Config to CFG-File
CONFIG_FILE="/var/run/wlan.conf"	

# Saving WLAN-Options to $CONFIG_FILE
case $OPT_WLAN in
  yes)
    # Add wlan to the right place
    case $OPT_HTTPD$WLAN_WEBGUI in
        yesyes) httpd-menu.sh add -p 200 status_wlan.cgi "WLAN" '$_MT_stat' wlan
        ;;
    esac
    {
	echo "OPT_WLAN='yes'"
	if [ 0$WLAN_N -gt 1 ]; then
	    cat <<EOF
MAC_ADD=\`ip link show \$device | sed -n 'y/abcdef/ABCDEF/;s/.*\(\([0-9A-F]\{2\}:\)\{5\}[0-9A-F]\{2\}\).\+/\1/p'\`
MAC_ADDR=\`echo \$MAC_ADD | sed 's/://g'\`
case \$MAC_ADDR in
EOF
            for idx in `seq 1 $WLAN_N`; do
		eval MAC=\$WLAN_${idx}_MAC
		echo "    $MAC)" | sed 's/[:-]//g' | sed 'y/abcdef/ABCDEF/'
		set | sed -n "/WLAN_${idx}_/s/WLAN_${idx}_/        WLAN_/p"
		echo '        ;;'
	    done
	    cat <<EOF
    *)
        log_warn "Unknown mac address \$MAC_ADD, using WLAN_1_* as default configuration for device \$device" 
`set | sed -n '/WLAN_1_/s/WLAN_1_/        WLAN_/p'`
        ;;
esac
EOF
	else
	    set | sed -n '/WLAN_1_/s/WLAN_1_/WLAN_/p'
	fi
	echo "BRIDGE_BASENAME='$BRIDGE_BASENAME'"
    } >$CONFIG_FILE
    ;;
  *)
    echo "OPT_WLAN='no'" >$CONFIG_FILE
    ;;
esac

devices="`iwconfig 2>/dev/null | sed -n '/^wlan[0-9]/s/ .*$//p'`"
[ "$devices" ] || log_error "No wlan devices found, skipping initialization of wlan subsystem."

if [ -x /sbin/iw ]
then
  if [ -n "$WLAN_REGDOMAIN" ]
  then
    iw reg set $WLAN_REGDOMAIN
  else
    iw reg set AT
  fi
fi

for dev in $devices
do
  # if use bridge with wlan interface then add bridge-devname 
  case $OPT_BRIDGE_DEV in
    yes)
      [ 0"$BRIDGE_DEV_N" -eq 0 ] || for bridge_idx in `seq 1 $BRIDGE_DEV_N`
      do
        eval bridge_devname='$BRIDGE_DEV_'$bridge_idx'_DEVNAME'
        eval bridge_devn='$BRIDGE_DEV_'$bridge_idx'_DEV_N'
        for bridge_ddx in `seq 1 $bridge_devn`
        do
          eval bridge_dev_dev='$BRIDGE_DEV_'$bridge_idx'_DEV_'$bridge_ddx'_DEV'
          [ "$bridge_dev_dev" = "$dev" ] && echo "BRIDGE_DEVNAME_${dev}='$bridge_devname'" >>$CONFIG_FILE
        done
      done    
      ;;
  esac
   
  # Calling /usr/sbin/wlanconfig.sh for each wlan-device found
  log_info "configuring wlan on $dev ..."
  /usr/sbin/wlanconfig.sh $wlanconfig_debug $dev
  errorcode=$?
  if [ $errorcode -ne 0 ]
  then
    log_error "Error $errorcode while setting up $dev"
    case $errorcode in
      42) log_error "Could not start hostapd - disabling device for safety reasons"
          ;;
      43) log_error "Could not start wpa_supplicant - disabling device for safety reasons"
          ;;
    esac
    # error-codes 17 and above are fatal - skip this device
    if [ $errorcode -ge 17 ]
    then
        if [ ! -f /var/run/wlan.dontuse ]; then > /var/run/wlan.dontuse; fi
        echo $dev >>/var/run/wlan.dontuse
        ip link set dev $device down
    fi
  fi
done

echo >/var/run/wlanconfig.done
end_script