#!/bin/bash
# netcardconfig - A very light-weight text-based network configuration tool.
# (C) Klaus Knopper Nov 2002
# (C) 2006 Niall Walsh to integrate wlan cards
# (C) 2004-2006 by Stefan Lippers-Hollmann

PATH="/bin:/sbin:/usr/bin:/usr/sbin"
export PATH

[ "$UID" -ne 0 ] && exec kanotix-su $0 "$@"

bailout() {
	rm -f "$TMP"
	exit $1
}

# This function produces the IWOURLINE for interfaces
writeiwline() {
	IWOURLINE=""
	if [ -n "$NWID" ]; then 
		IWOURLINE="$IWOURLINE wireless-nwid $NWID\n"
	fi
	
	if [ -n "$MODE" ]; then 
		IWOURLINE="$IWOURLINE wireless-mode $MODE\n"
	fi
	
	if [ -n "$CHANNEL" ]; then 
		IWOURLINE="$IWOURLINE wireless-channel $CHANNEL\n"
	fi
	
	if [ -n "$FREQ" ]; then 
		IWOURLINE="$IWOURLINE wireless-freq $FREQ\n"
	fi
	
	if [ -n "$KEY" ]; then
		if [ "$PUBKEY" -eq 1 ]; then
			# Store the key in interfaces in wireless-key
			IWOURLINE="$IWOURLINE wireless-key $KEY\n"
		else
			# Store the key in /etc/network/wep.$DV which is root readable only
			# Use pre-up in interfaces to read and set it
			echo "$KEY" > /etc/network/wep.$DV && chmod 700 /etc/network/wep.$DV && IWOURLINE="$IWOURLINE pre-up KEY=\$(cat /etc/network/wep.$DV) && iwconfig $DV key \$KEY\n"
		fi
	fi
	
	[ -d /sys/module/rt2??0/ ] && IWPREUPLINE="$IWPREUPLINE pre-up /sbin/ifconfig $DV up\n"
	
	if [ -n "$IWCONFIG" ]; then 
		IWPREUPLINE="$IWPREUPLINE iwconfig $IWCONFIG\n"
	fi
	
	if [ -n "$IWSPY" ]; then 
		IWPREUPLINE="$IWPREUPLINE iwspy $IWSPY\n"
	fi
	
	if [ -n "$IWPRIV" ]; then 
		IWPREUPLINE="$IWPREUPLINE iwpriv $IWPRIV\n"
	fi
	
	# execute ESSID last, but make sure that it is written as first option
	if [ -n "$ESSID" ]; then 
		IWOURLINE="$IWOURLINE wireless-essid $ESSID\n"
	fi
	
	if [ $WPAON -gt 0 ]; then
		# Using wpa requires a wpa_supplicant entry
		IWPREUPLINE="$IWPREUPLINE pre-up wpa_supplicant -D$WPA_DEV -i$WLDEVICE -c/etc/wpa_supplicant.conf -B\n"
		awk '/^network={/{if(found){found=0}else{found=1;hold=$0}}/ssid={/{if(/ssid='"$ESSID"'/){found=1}else{found=0;print hold}}{if(!found){print}}' /etc/wpa_supplicant.conf > "$TMP"
		wpa_passphrase "$ESSID" "$WPASECRET" 2>/dev/null >> "$TMP"
		rm -f /etc/wpa_supplicant.conf
		cat "$TMP" > /etc/wpa_supplicant.conf
	fi
	
	IWOURLINE="$IWOURLINE $IWPREUPLINE"
	#echo "DEBUG: for interfaces $IWOURLINE"
}

device2props() {
	PARTCOUNT=0
	isauto=0
	isfirewire=0
	iswireless=0
	driver=""
	mac=""
	for PART in $DEVICE; do
		if [ $PARTCOUNT -eq 0 ]; then
			DEVICENAME=$PART
		else
			echo $PART | grep -q A::1 && isauto=1
			echo $PART | grep -q F::1 && isfirewire=1
			echo $PART | grep -q W::1 && iswireless=1
			[ -z "$driver" ] && driver=$(echo $PART|awk 'BEGIN {FS="::"} /^D:/{print $2}')
			[ -z "$mac" ] && mac=$(echo $PART|awk 'BEGIN {FS="::"} /^M:/{print $2}')
		fi
		((PARTCOUNT++))
	done
}

props2string() {
	MY_DEVICE_NAME=""
	[ $isfirewire -gt 0 ] && MY_DEVICE_NAME="$NET_DEVICE_NAME_FW"
	[ -z "$MY_DEVICE_NAME" -a $iswireless -gt 0 ] && MY_DEVICE_NAME="$NET_DEVICE_NAME_W"
	[ -z "$MY_DEVICE_NAME" ] && MY_DEVICE_NAME="$NET_DEVICE_NAME"
	MY_DEVICE_NAME="$DEVICENAME $MY_DEVICE_NAME $mac $driver"
	[ $isauto -gt 0 ] && MY_DEVICE_NAME="$MY_DEVICE_NAME $NET_DEVICE_NAME_AUTO"
	MY_DEVICE_NAME=$(echo $MY_DEVICE_NAME | sed 's/\ /__/g')
}

addauto() {
	if ! egrep -e "^auto[  ]+.*$DV" /etc/network/interfaces >/dev/null; then
		awk '{if(/^auto/){if(done==0){print $0 " '"$DV"'";done=1}else{print}}else{print}}END{if(done==0){print "auto '$DV'"}}' "/etc/network/interfaces" > "$TMP"
		cat "$TMP" > /etc/network/interfaces
	fi
}

remauto(){
	if egrep -e "^auto[  ]+.*$DV" /etc/network/interfaces >/dev/null; then
		perl -pi -e 's/^(auto.*)'$DV'(.*)$/$1$2/;' /etc/network/interfaces
	fi
}

configiface() {
	[ ! -r /etc/network/interfaces ] && touch /etc/network/interfaces
	DEVICE=${NETDEVICES[$DV]}
	device2props
	DV=$DEVICENAME
	# wireless config
	WLDEVICE="$(LANG=C LC_MESSAGEWS=C iwconfig $DV 2>/dev/null | awk '/802\.11|READY|ESSID/{print $1}')"
	WLDEVICECOUNT="$(LANG=C LC_MESSAGEWS=C iwconfig $DV 2>/dev/null | wc -l)"
	if [ $iswireless -gt 0 ] && $DIALOG --yesno "$MESSAGE13" 8 45; then
		ESSID=""
		NWID=""
		MODE=""
		CHANNEL=""
		FREQ=""
		SENS=""
		RATE=""
		KEY=""
		RTS=""
		FRAG=""
		IWCONFIG=""
		IWSPY=""
		IWPRIV=""
		
		if [ -f /etc/network/interfaces ]; then
			awk	'/iface/{if(/'"$DV"'/){found=1}else{found=0}} 
				/essid/{if(found){for(i=NF;i>=2;i--)essid=$i "~" essid}}
				/nwid/{if(found){nwid=$NF}}
				/mode/{if(found){mode=$NF}}
				/channel/{if(found){channel=$NF}}
				/freq/{if(found){freq=$NF}}
				/sens/{if(found){sens=$NF}}
				/rate/{if(found){rate=$NF}}
				/rts/{if(found){rts=$NF}}
				/frag/{if(found){frag=$NF}}
				/iwconfig/{if(!/KEY/){if(found){iwconfig=$NF}}}
				/iwspy/{if(found){iwspy=$NF}}
				/iwpriv/{if(found){iwpriv=$NF}}
				/wireless[-_]key/{if(found){gsub(/^\W*wireless[-_]key\W*/,"");key=$0}}
				END{
					if (!(length(essid))){essid="~~~"}
					if (!(length(nwid))){nwid="~~~"}
					if (!(length(mode))){mode="~~~"}
					if (!(length(channel))){channel="~~~"}
					if (!(length(freq))){freq="~~~"}
					if (!(length(sens))){sens="~~~"}
					if (!(length(rate))){rate="~~~"}
					if (!(length(rts))){rts="~~~"}
					if (!(length(frag))){frag="~~~"}
					if (!(length(iwconfig))){iwconfig="~~~"}
					if (!(length(iwspy))){iwspy="~~~"}
					if (!(length(iwpriv))){iwpriv="~~~"}
					if (!(length(key))){key="~~~"}
					print essid" "nwid" "mode" "channel" "freq" "sens" "rate" "rts" "frag" "iwconfig" "iwspy" "iwpriv" "key
				}' /etc/network/interfaces >"$TMP"
			
			read ESSID NWID MODE CHANNEL FREQ SENS RATE RTS FRAG IWCONFIG IWSPY IWPRIV KEY<"$TMP"
			
			[ "$ESSID" = "~~~" ] &&		ESSID=""
			[ "$NWID" = "~~~" ] &&		NWID=""
			[ "$MODE" = "~~~" ] &&		MODE=""
			[ "$CHANNEL" = "~~~" ] &&	CHANNEL=""
			[ "$FREQ" = "~~~" ] &&		FREQ=""
			[ "$SENS" = "~~~" ] &&		SENS=""
			[ "$RATE" = "~~~" ] &&		RATE=""
			[ "$RTS" = "~~~" ] &&		RTS=""
			[ "$FRAG" = "~~~" ] &&		FRAG=""
			[ "$IWCONFIG" = "~~~" ] &&	IWCONFIG=""
			[ "$IWSPY" = "~~~" ] &&		IWSPY=""
			[ "$IWPRIV" = "~~~" ] &&	IWPRIV=""
			[ "$KEY" = "~~~" ] &&		KEY=""
			
			ESSID=$(echo $ESSID | tr "~" " " | sed 's/ *$//')
			
			if [ -z "$KEY" ]; then
				KEY=$(cat /etc/network/wep.$DV 2>/dev/null)
				
				if [ -z "$KEY" ]; then
					PUBKEY=0
				else
					PUBKEY=-1
				fi
			else
				PUBKEY=1
			fi
			
			#echo "DEBUG:E:$ESSID N:$NWID M:$MODE C:$CHANNEL F:$FREQ S:$SENS R:$RATE K:$KEY R:$RTS F:$FRAG I:$IWCONFIG I:$IWSPY I:$IWPRIV"
			rm -f "$TMP"
		fi
			
		$DIALOG --inputbox "$MESSAGEW4 $DEVICENAME $MESSAGEW5" 15 50 "$ESSID" 2>"$TMP" || bailout 1
		read ESSID <"$TMP" ; rm -f "$TMP"
		[ -z "$ESSID" ] && ESSID="any"
		
		$DIALOG --inputbox "$MESSAGEW6 $DEVICENAME $MESSAGEW7" 15 50 "$NWID" 2>"$TMP" || bailout 1
		read NWID <"$TMP" ; rm -f "$TMP"
		
		$DIALOG --inputbox "$MESSAGEW8 $DEVICENAME $MESSAGEW9" 15 50 "$MODE" 2>"$TMP" || bailout 1
		read MODE <"$TMP" ; rm -f "$TMP"
		[ -z "$MODE" ] && MODE="Managed"
		
		$DIALOG --inputbox "$MESSAGEW10 $DEVICENAME $MESSAGEW11" 15 50 "$CHANNEL" 2>"$TMP" || bailout 1
		read CHANNEL <"$TMP" ; rm -f "$TMP"
		
		if [ -z "$CHANNEL" ]; then
			$DIALOG --inputbox "$MESSAGEW12 $DEVICENAME $MESSAGEW13" 15 50 "$FREQ" 2>"$TMP" || bailout 1
			read FREQ <"$TMP" ; rm -f "$TMP"
		fi
		
		WPAON=0
		IWDRIVER=$driver
			
		case $IWDRIVER in
			*)
				WPA_DEV="wext"
				;;
		esac
			
		if [ -z "$WPA_DEV" ]; then
			if [ -d /proc/net/ndiswrapper/$DV ]; then
				WPA_DEV=ndiswrapper
			elif [ -d /proc/net/hostap/$DV ]; then
				WPA_DEV=hostap
			elif [ $WLDEVICECOUNT -eq 1 ]; then
				if [ -e /proc/driver/atmel ]; then
					WPA_DEV=atmel
				fi
			fi
		fi
			
			WPAON=-1
			
		if [ -n "$WPA_DEV" ]; then
			if $DIALOG --yesno "$MESSAGEW22" 15 50; then
				# Other wpa options
				# scan_ssid [0]|1
				# bssid 00:11:22:33:44:55
				# priority [0]|Integer
				# proto [WPA RSN] WPA|RSN
				# key_mgmt [WPA-PSK WPA-EAP]|NONE|WPA-PSK|WPA-EAP|IEEE8021X
				# pairwise [CCMP TKIP]|CCMP|TKIP|NONE
				# group [CCMP TKIP WEP105 WEP40]|CCMP|TKIP|WEP105|WEP40
				# eapol_flags [3]|1|2
				
				WPAON=1
				KEY=""
				WPASECRET=$(awk '/network/{if(found){found=0}else{found=1}}/ssid/{if(/ssid='"$ESSID"'/){found=1}else{found=0}}/#psk=/{if(found){gsub(/^\W*#psk="/,"");gsub(/"\W*$/,"");print}}' /etc/wpa_supplicant.conf)
				
				$DIALOG --inputbox "$MESSAGEW23 $ESSID" 15 50 "$WPASECRET" 2>"$TMP" || bailout 1
				read WPASECRET <"$TMP" ; rm -f "$TMP"
				
				case $WPA_DEV in
					hostap)
					MODE="Managed"
					;;
				esac
			else
				WPASECRET=""
			fi
		else
			WPASECRET=""
		fi
		
		# No need for a wep key if we are using wpa
		if [ ! $WPAON -eq 1 ]; then
			$DIALOG --inputbox "$MESSAGEW14 $DEVICENAME $MESSAGEW15" 15 50 "$KEY" 2>"$TMP" || bailout 1
			read KEY <"$TMP" ; rm -f "$TMP"
		
			if [ -n "$KEY" -a "$PUBKEY" -eq 0 ]; then
				if ! $DIALOG --yesno "$MESSAGEW25 $DEVICENAME $MESSAGEW26" 15 50; then
					PUBKEY=1
				fi
			fi
		fi
		
		$DIALOG --inputbox "$MESSAGEW16 $DEVICENAME $MESSAGEW17" 15 50 "$IWCONFIG" 2>"$TMP" || bailout 1
		read IWCONFIG <"$TMP" ; rm -f "$TMP"
		
		$DIALOG --inputbox "$MESSAGEW18 $DEVICENAME $MESSAGEW19" 15 50 "$IWSPY" 2>"$TMP" || bailout 1
		read IWSPY <"$TMP" ; rm -f "$TMP"
		
		$DIALOG --inputbox "$MESSAGEW20 $DEVICENAME $MESSAGEW21" 15 50 "$IWPRIV" 2>"$TMP" || bailout 1
		read IWPRIV <"$TMP" ; rm -f "$TMP"
		
		writeiwline
	fi
	
	if $DIALOG --yesno "$MESSAGE2" 8 45; then
		if [ -w /etc/network/interfaces ]; then
			rm -f "$TMP"
			awk	'/iface/{if(/'"$DV"'/){found=1}else{found=0}}
				/^\W$/{if(blank==0){lastblank=1}else{lastblank=0}{blank=1}}
				/\w/{blank=0;lastblank=0}
				{if(!(found+lastblank)){print}}
				END{print "iface '"$DV"' inet dhcp"}' \
				/etc/network/interfaces >"$TMP"
			echo -e "$IWOURLINE" >> $TMP
			#echo -e "\n\n" >> $TMP
			cat "$TMP" >/etc/network/interfaces
			rm -f "$TMP"
			# Add an "auto" entry
			#addauto
		fi
	else
	if [ -f /etc/network/interfaces ]; then
		awk	'/iface/{if(/'"$DV"'/){found=1}else{found=0}} 
			/address/{if(found){address=$NF}}
			/netmask/{if(found){netmask=$NF}}
			/broadcast/{if(found){broadcast=$NF}}
			/gateway/{if(found){gateway=$NF}}
			END{print address" "netmask" "broadcast" "gateway}' /etc/network/interfaces >"$TMP"
		read IP NM BC DG <"$TMP"
		rm -f "$TMP"
	fi
	
	$DIALOG --inputbox "$MESSAGE6 $DV" 10 45 "${IP:-192.168.0.1}" 2>"$TMP" || bailout 1
	read IP <"$TMP" ; rm -f "$TMP"
	
	$DIALOG --inputbox "$MESSAGE7 $DV" 10 45 "${NM:-255.255.255.0}" 2>"$TMP" || bailout 1
	read NM <"$TMP" ; rm -f "$TMP"
	
	$DIALOG --inputbox "$MESSAGE8 $DV" 10 45 "${BC:-${IP%.*}.255}" 2>"$TMP" || bailout 1
	read BC <"$TMP" ; rm -f "$TMP"
	
	$DIALOG --inputbox "$MESSAGE9" 10 45 "${DG:-${IP%.*}.254}" 2>"$TMP"
	read DG <"$TMP" ; rm -f "$TMP"
	
	if [ -f "/etc/resolv.conf" ]; then
		NS="$(awk '/^nameserver/{printf "%s ",$2}' /etc/resolv.conf)"
	fi
	
	$DIALOG --inputbox "$MESSAGE10" 10 45 "${NS:-${IP%.*}.254}" 2>"$TMP"
	read NS <"$TMP" ; rm -f "$TMP"
	
	if [ -w /etc/network/interfaces ]; then
		awk	'/iface/{if(/'"$DV"'/){found=1}else{found=0}}
			{if(!found){print}}
			END{print "\niface '"$DV"' inet static\n\taddress '"$IP"'\n\tnetmask '"$NM"'\n\tnetwork '"${IP%.*}.0"'";if("'"$BC"'"!=""){print "\tbroadcast '"$BC"'"};if("'"$DG"'"!=""){print "\tgateway '"$DG"'"};if("'"$IWOURLINE"'"!=""){print "'"$IWOURLINE"'"};print "\n"}' \
			/etc/network/interfaces >"$TMP"
		
		cat "$TMP" >/etc/network/interfaces
		rm -f "$TMP"
		
		# Add an "auto" entry
		#addauto
	fi
	
	if [ -n "$NS" ]; then
		more=""
		
		for i in $NS; do
			if [ -z "$more" ]; then
				more=yes
				echo "$MESSAGE11 $i"
				echo "nameserver $i" >/etc/resolv.conf
			else
				echo "$MESSAGE12 $i"
				echo "nameserver $i" >>/etc/resolv.conf
			fi
		done
		fi
	fi

	echo "Done."
}

XDIALOG_HIGH_DIALOG_COMPAT=1
export XDIALOG_HIGH_DIALOG_COMPAT

TMP="$(mktemp -p /tmp/ netcardconfig-XXXXXXXXXX)"

DIALOG="dialog"
[ -n "$DISPLAY" ] && [ -x /usr/bin/Xdialog ] && DIALOG="Xdialog"

# Default all strings to English
NET_DEVICE_NAME="Network_device"
NET_DEVICE_NAME_W="Wireless_device"
NET_DEVICE_NAME_FW="Firewire_device"
NET_DEVICE_NAME_AUTO="Auto"
MESSAGE0="No supported network cards found."
MESSAGE1="Please select network device"
MESSAGE2="Use DHCP broadcast?"
MESSAGE3="Sending DHCP broadcast from device"
MESSAGE4="Failed."
MESSAGE5="Hit return to exit."
MESSAGE6="Please enter IP Address for "
MESSAGE7="Please enter Network Mask for "
MESSAGE8="Please enter Broadcast Address for "
MESSAGE9="Please enter Default Gateway"
MESSAGE10="Please enter Nameserver(s)"
MESSAGE11="Setting Nameserver in /etc/resolv.conf to"
MESSAGE12="Adding Nameserver to /etc/resolv.conf:"
MESSAGE13="Setup wireless options?"
MESSAGE14="Failed to bring up the interface, would you like to reconfigure it?"
MESSAGE15="Interface enabled, do you want it auto enabled at boot?"
MESSAGEW0="No wireless network card found."
MESSAGEW1="Configuration of wireless parameters for"
MESSAGEW3="Please configure IP parameters of the interface first"
MESSAGEW4="Enter the ESSID for"
MESSAGEW5="\n\n\n(empty for 'any', not recommended !)\n"
MESSAGEW6="Enter the NWID (cell identifier)\nfor"
MESSAGEW7=", if needed\n\n\n"
MESSAGEW8="Enter the mode for"
MESSAGEW9="\n\n(Managed(=default), Ad-Hoc, Master,\nRepeater, Secondary, auto)\n"
MESSAGEW10="Enter channel number for"
MESSAGEW11="\n\n(0 bis 16, empty for auto or if you want to\n enter the frequency next)\n"
MESSAGEW12="Enter the frequency for"
MESSAGEW13="\n\n(e.g 2.412G, empty for auto)"
MESSAGEW14="Enter the encryption key\nfor"
MESSAGEW15="\n\n(empty for cleartext, not recommended !!)"
MESSAGEW16="Enter additional parameters for\n'iwconfig"
MESSAGEW17="' if needed, e.g.\n\n\nsens -80  rts 512  frag 512  rate 5.5M"
MESSAGEW18="Enter additional parameters for\n'iwspy"
MESSAGEW19="' if needed\n\n\n"
MESSAGEW20="Enter additional parameters for\n'iwpriv"
MESSAGEW21="' if needed\n\n\n"
MESSAGEW22="Enable WPA support?"
MESSAGEW23="Enter the WPA Passphrase\nfor"
MESSAGEW25="Would you like to store your wep key in it's own private file ("
MESSAGEW26=")?   If you say no, your wep key will be stored in /etc/network/interfaces and will be readable by any account on your system.  You may want to 'chmod 700 /etc/network/interfaces' if you answer no to this question"

case "$LANG" in
	de*|at*|ch*)
		NET_DEVICE_NAME="Netzwerkkarte"
		MESSAGE0="Keine unterstützte(n) Netzwerkkarte(n) gefunden."
		MESSAGE1="Bitte Netzwerkkarte auswählen"
		MESSAGE2="DHCP Broadcast zur Konfiguration benutzen? (Nein=manuell)"
		MESSAGE3="Sende DHCP Broadcast von Netzwerkkarte"
		MESSAGE4="Fehlgeschlagen."
		MESSAGE5="Eingabetaste zum Beenden."
		MESSAGE6="Bitte geben Sie die IP-Adresse ein für "
		MESSAGE7="Bitte geben Sie die Netzwerk-Maske ein für "
		MESSAGE8="Bitte geben Sie die Broadcast-Adresse ein für "
		MESSAGE9="Bitte geben Sie das Default-Gateway ein"
		MESSAGE10="Bitte geben Sie den/die Nameserver ein"
		MESSAGE11="Setze Nameserver in /etc/resolv.conf auf "
		MESSAGE12="Füge Nameserver in /etc/resolv.conf hinzu:"
		MESSAGE13="WLAN-Einstellungen konfigurieren?"
		MESSAGE14="Fehler beim Aktivieren des Interface, wollen Sie es neu konfigurieren?"
		MESSAGE15="Interface aktiviert, beim Systemstart automatisch aktivieren?"
		MESSAGEW0="Keine Wireless-Netzwerkkarte gefunden."
		MESSAGEW1="Konfiguration der Wireless-Parameter von"
		MESSAGEW2="Bitte Wireless-Netzwerkkarte auswählen"
		MESSAGEW3="Bitte konfigurieren Sie vorher die IP-Parameter der Karte !"
		MESSAGEW4="Geben Sie die ESSID für"
		MESSAGEW5="ein\n\n\n(leer für 'any', nicht zu empfehlen !!)\n"
		MESSAGEW6="Geben Sie ggf. die NWID (Cell Identifier)\nfür"
		MESSAGEW7="ein, falls es eine gibt\n\n\n"
		MESSAGEW8="Geben Sie den Modus für"
		MESSAGEW9="ein\n\n(Managed(=default), Ad-Hoc, Master,\nRepeater, Secondary, auto)\n"
		MESSAGEW10="Geben Sie den Kanal für"
		MESSAGEW11="ein\n\n(0 bis 16, leer für auto oder Frequenz-\neingabe im nächsten Fenster)\n"
		MESSAGEW12="Geben Sie die Frequenz für"
		MESSAGEW13="ein\n\n(z.B. 2.412G, leer für auto)"
		MESSAGEW14="Geben Sie den Verschlüsselungs-Key\nfür"
		MESSAGEW15="ein\n\n(leer für Klartext, nicht zu empfehlen !!)"
		MESSAGEW16="Geben Sie ggf. zusätzliche Parameter für\n'iwconfig"
		MESSAGEW17="' ein, z.B.\n\n\nsens -80  rts 512  frag 512  rate 5.5M"
		MESSAGEW18="Geben Sie ggf. zusätzliche Parameter für\n'iwspy"
		MESSAGEW19="' ein\n\n\n"
		MESSAGEW20="Geben Sie ggf. zusätzliche Parameter für\n'iwpriv"
		MESSAGEW21="' ein\n\n\n"
		MESSAGEW22="WPA-Unterstützung aktivieren?"
		MESSAGEW23="WPA-Passwort eingeben für"
		MESSAGEW25="WEP-Schlüssel in privater Datei abspeichern ("
		MESSAGEW26="? Wenn Sie hier Nein sagen, wird der WEP-Schlüssel in /etc/network/interfaces abgespeichert und kann von allen Accounts auf dem System gelesen werden. Wenn Sie mit Nein antworten, sollten Sie vielleicht 'chmod 700 /etc/network/interfaces' ausführen."
		;;
	es*)
		NET_DEVICE_NAME="Dispositivo_de_la_red"
		MESSAGE0="Se han encontrado tarjetas de red no soportadas."
		MESSAGE1="Por favor, seleccione el dispositivo fisico  de red"
		MESSAGE2="¿Utilizar broadcast DHCP?"
		MESSAGE3="Enviando broadcast DHCP desde el dispositivo"
		MESSAGE4="Fallado."
		MESSAGE5="Pulse enter para salir."
		MESSAGE6="Por favor, inserte la dirección IP para "
		MESSAGE7="Por favor, inserte la máscara de red para "
		MESSAGE8="Por favor, inserte la dirección de Broadcast para "
		MESSAGE9="Por favor, inserte la puerta de enlace por defecto"
		MESSAGE10="Por favor, inserte los servidores DNS"
		MESSAGE11="Poniendo los servidores de nombres de /etc/resolv.conf a "
		MESSAGE12="Adicionando servidor DNS a /etc/resolv.conf:"
		MESSAGEW0="No se ha encontrado una tarjeta inalámbrica."
		MESSAGEW1="Configuración de los parámetros inalámbricos para"
		MESSAGEW2="Por favor, seleccione un dispositivo de red inalámbrico"
		MESSAGEW3="Por favor, configure primero los parámetros de la IP para la interfaz"
		MESSAGEW4="Teclee el ESSID para"
		MESSAGEW5="\n\n\n(vacío para 'cualquiera', ¡no recomendado!)\n"
		MESSAGEW6="Teclee el NWID (identificador de celda)\npara"
		MESSAGEW7=", si es necesario\n\n\n"
		MESSAGEW8="Teclee el modo para"
		MESSAGEW9="\n\n(Managed(=por_defecto), Ad-Hoc, Master,\nRepeater, Secondary, auto)\n"
		MESSAGEW10="Teclee el número del canal para"
		MESSAGEW11="\n\n(0 bis 16, vacío para auto o si lo prefiere\n teclee la frecuencia seguidamente)\n"
		MESSAGEW12="Teclee la frecuencia para"
		MESSAGEW13="\n\n(ej. 2.412G, vacío para auto)"
		MESSAGEW14="Teclee la clave de encriptación\npara"
		MESSAGEW15="\n\n(vacío para texto plano, ¡¡no recomendado!!)"
		MESSAGEW16="Teclee los parámetros adicionales para\n'iwconfig"
		MESSAGEW17="' Si es necesario, ej.\n\n\nsens -80  rts 512  frag 512  rate 5.5M"
		MESSAGEW18="Teclee los parámetros adicionales para\n'iwspy"
		MESSAGEW19="' si es necesario\n\n\n"
		MESSAGEW20="Teclee los parámetros adicionales para\n'iwpriv"
		MESSAGEW21="' si es necesario\n\n\n"
		;;
	it*)
		NET_DEVICE_NAME="Periferica_di_rete"
		NET_DEVICE_NAME_W="Periferica_Wireless"
		NET_DEVICE_NAME_FW="Periferica_Firewire"
		NET_DEVICE_NAME_AUTO="Automatico"
		MESSAGE0="Non ho trovato schede di rete supportate."
		MESSAGE1="Per favore seleziona la periferica di rete"
		MESSAGE2="Devo utilizzare il broadcast DHCP?"
		MESSAGE3="Sto inviando il broadcast DHCP dalla periferica"
		MESSAGE4="Fallito."
		MESSAGE5="Premi invio per uscire."
		MESSAGE6="Inserisci l'indirizzo IP per "
		MESSAGE7="Inserisci la maschera di rete per "
		MESSAGE8="Inserisci l'indirizzo di broadcast per "
		MESSAGE9="Inserisci il Gateway di default"
		MESSAGE10="Inserisci i Nameserver"
		MESSAGE11="Sto settando i Nameserver in /etc/resolv.conf a"
		MESSAGE12="Aggiungo i Nameserver in /etc/resolv.conf:"
		MESSAGE13="Configuro le opzioni del wireless?"
		MESSAGE14="Non riesco ad attivare l'interfaccia, vuoi riconfigurarla?"
		MESSAGE15="Interfaccia attiva, vuoi abilitarla automaticamente all'avvio?"
		MESSAGEW0="Nessuna scheda di rete wireless trovata."
		MESSAGEW1="Configurazione dei parametri wireless per"
		MESSAGEW3="Configura i parametri IP dell'interfaccia per prima cosa!"
		MESSAGEW4="Inserisci l'ESSID per"
		MESSAGEW5="\n\n\n(vuoto per 'tutti', non raccomandato!)\n"
		MESSAGEW6="Inserisci il NWID (cell identifier)\nper"
		MESSAGEW7=", se necessario\n\n\n"
		MESSAGEW8="Inserisci la modalità per"
		MESSAGEW9="\n\n(Managed(=default), Ad-Hoc, Master,\nRepeater, Secondary, auto)\n"
		MESSAGEW10="Inserisci il numero di canale per"
		MESSAGEW11="\n\n(da 0 a 16, vuoto per automatico o se vuoi\n inserire la frequnza dopo)\n"
		MESSAGEW12="Inserisci la frequenza per"
		MESSAGEW13="\n\n(es. 2.412G, vuoto per automatico)"
		MESSAGEW14="Inserisci la chiave crittografica\nper"
		MESSAGEW15="\n\n(vuoto per trasmissione in chiaro, non raccomandato!)"
		MESSAGEW16="Inserisci i parametri aggiuntivi per\n'iwconfig"
		MESSAGEW17="' se necessario, es.\n\n\nsens -80  rts 512  frag 512  rate 5.5M"
		MESSAGEW18="Inserisci parametri aggiuntivi per\n'iwspy"
		MESSAGEW19="' se necessario\n\n\n"
		MESSAGEW20="Inserisci parametri aggiuntivi per\n'iwpriv"
		MESSAGEW21="' se necessario\n\n\n"
		MESSAGEW22="Abilito il supporto WPA?"
		MESSAGEW23="Inserisci la Passphrase di WPA\nper"
		MESSAGEW25="Vuoi memorizzare la tua chiave WEP nel suo file riservato ("
		MESSAGEW26=")?   Se dici no, la tua chiave WEP sarà memorizzata nel file /etc/network/interfaces e sarà leggibile da tutti gli account del tuo sistema. Dovresti fare 'chmod 700 /etc/network/interfaces' se rispondi no a questa domanda"
		;;
	fr*)
		NET_DEVICE_NAME="Carte_réseau"
		MESSAGE0="Aucune carte réseau supportée trouvée."
		MESSAGE1="Sélectionnez la carte réseau, svp"
		MESSAGE2="Voulez-vous utiliser DHCP?"
		MESSAGE3="Envoi de broadcast DHCP par la carte"
		MESSAGE4="Echec."
		MESSAGE5="Appuyez sur Entrée pour quitter."
		MESSAGE6="Entrez une adresse IP pour "
		MESSAGE7="Entrez le Masque de Sous-réseau pour "
		MESSAGE8="Entrez l'adresse Broadcast pour "
		MESSAGE9="Entrez l'IP de la Passerelle par Défaut"
		MESSAGE10="Entrez Les DNS de votre FAI"
		MESSAGE11="Réglage des DNS dans /etc/resolv.conf"
		MESSAGE12="Ajoût des DNS dans /etc/resolv.conf:"
		MESSAGEW0="Aucune carte Wifi trouvée."
		MESSAGEW1="Configuration des paramètres de réseau sans fil pour "
		MESSAGEW3="SVP, Commencez par configurer les paramètres d'IP de l'interface!"
		MESSAGEW4="Entrez l'ESSID pour"
		MESSAGEW5="\n\n\n(ne rien mettre pour 'peu importe' n'est pas recommandé !)\n"
		MESSAGEW6="Entrez le NWID (cell identifier)\npour"
		MESSAGEW7=", si nécessaire\n\n\n"
		MESSAGEW8="Entrez le mode pour "
		MESSAGEW9="\n\n(Managed(=default), Ad-Hoc, Master,\nRepeater, Secondary, auto)\n"
		MESSAGEW10="Entrez numéro de canal pour"
		MESSAGEW11="\n\n(0 à 16, vide pour auto ou si vous voulez\n entrer la fréquence ensuite)\n"
		MESSAGEW12="Entrez la fréquence pour"
		MESSAGEW13="\n\n(ex: 2.412G, vide pour auto)"
		MESSAGEW14="Entrez la clé de cryptage\npour"
		MESSAGEW15="\n\n(vide pour texte en clair, non recommandé !!)"
		MESSAGEW16="Entrez des paramètres additionnels pour\n'iwconfig"
		MESSAGEW17="' si nécessaire, comme \n\n\nsens -80  rts 512  frag 512  rate 5.5M"
		MESSAGEW18="Entrer des paramètres additionnels pour\n'iwspy"
		MESSAGEW19="' si nécessaire\n\n\n"
		MESSAGEW20="Entrer des paramètres additionnels pour\n'iwpriv"
		MESSAGEW21="' si nécessaire\n\n\n"
		MESSAGEW22="Activer la protection WPA?"
		MESSAGEW23="Entrez le mot-de-passe WPA pour"
		MESSAGEW25="Clé WEP sauvée dans un fichier privé ("
		MESSAGEW26="? Si vous répondez non ici, la clé WEP sera stockée dans /etc/network/interfaces et pourra être accessible à tous les utilisateurs de la machine. Peut-être serait-il alors judicieux de fixer ainsi les droits de 'interfaces': 'chmod 700 /etc/network/interfaces'"
		;;
esac

NETDEVICESCOUNT=0
LAN=$(tail -n +3 /proc/net/dev|awk -F: '{print $1}'|sed "s/\s*//"|grep -v -e ^lo -e ^vmnet|sort)
WLAN=$(tail -n +3 /proc/net/wireless|awk -F: '{print $1}'|sort)
unset LAN_DEVICES WLAN_DEVICES FIREWIRE_DEVICES NETDEVICES
while read dev mac; do
	#echo "Making NETDEVICES $NETDEVICESCOUNT $dev"
	iswlan=$(echo $dev $WLAN|tr ' ' '\n'|sort|uniq -d)
	isauto="0"
	grep auto /etc/network/interfaces | grep -q $dev && isauto="1"
	driver=$(ethtool -i $dev 2>/dev/null|awk '/^driver:/{print $2}')
	if [ "$driver" ]; then
		if [ "$iswlan" ]; then
			NETDEVICES[$NETDEVICESCOUNT]="$dev A::$isauto M::$mac D::$driver W::1 F::0"
		else
			NETDEVICES[$NETDEVICESCOUNT]="$dev A::$isauto M::$mac D::$driver W::0 F::0"
		fi
	else
		if [ "$iswlan" ]; then
			NETDEVICES[$NETDEVICESCOUNT]="$dev A::$isauto M::$mac W::1 F::0"
		else
			NETDEVICES[$NETDEVICESCOUNT]="$dev A::$isauto M::$mac W::0 F::0"
		fi
	fi
	#echo "Made to ${NETDEVICES[$NETDEVICESCOUNT]}"
	((NETDEVICESCOUNT++))
done < <(ifconfig -a|grep Ethernet|grep -v ^vmnet|awk '! /^\s/{print $1" "$5}')

for dev in $LAN; do
	if [ "$(ethtool -i $dev 2>/dev/null|awk '/^bus-info:/{print $2}')" == "ieee1394" ]; then
		isauto="0"
		grep auto /etc/network/interfaces | grep -q $dev && isauto="1"
		NETDEVICES[$NETDEVICESCOUNT]="$dev A::$isauto D::$(ethtool -i $dev 2>/dev/null|awk '/^driver:/{print $2}') W::0 F::1"
		((NETDEVICESCOUNT++))
	fi
done

#NETDEVICES="$(cat /proc/net/dev | awk -F: '/eth.:|lan.:|tr.:|wlan.:|ath.:|ra.:/{print $1}')"

if [ -z "$NETDEVICES" ]; then
	$DIALOG --msgbox "$MESSAGE0" 15 45
	bailout
fi

count="$NETDEVICESCOUNT"

if [ "$count" -gt 1 ]; then
	DEVICELIST=""
	mycount=0
	while [ $mycount -lt $count ]; do
		DEVICE=${NETDEVICES[$mycount]}
		#echo "$mycount is $DEVICE"
		device2props
		#echo "name: $DEVICENAME auto: $isauto fw: $isfirewire mac: $mac driver: $driver"
		props2string
		DEVICELIST="$DEVICELIST $mycount $MY_DEVICE_NAME"
		((mycount++))
	done
fi

# To translate
EXITKEY="E"
EXITMENU="$EXITKEY Exit"

# main program loop until they bailout
while (true); do
	# first get the device
	if [ "$count" -gt 1 ]; then
		rm -f "$TMP"
		$DIALOG --menu "$MESSAGE1" 18 60 12 $DEVICELIST $EXITMENU 2>"$TMP" || bailout
		read DV <"$TMP" ; rm -f "$TMP"
		[ "$DV" = "$EXITKEY" ] && bailout
	else
		# Only one device
		DV=0
		# they have asked to stop configuring the interface so exit
		[ -z "$IFACEDONE" ] || bailout
	fi

	# device config loop
	IFACEDONE=""
	while [ -n "$DV" -a -z "$IFACEDONE" ]; do
		configiface
		ifdown $DV
		sleep 3
		if ! ifup $DV; then
			$DIALOG --yesno "$MESSAGE14" 15 50 || IFACEDONE="DONE"
		else
			$DIALOG --yesno "$MESSAGE15" 15 50 && addauto || remauto
			IFACEDONE="DONE"
		fi
	done
done
