#!/bin/bash
#
# $Id: rc.alcatelusb,v 1.7.2.12 2005/07/07 20:11:57 franck78 Exp $
#

eval $(/usr/local/bin/readhash /var/ipfire/ppp/settings)

# Debugging. Comment it out to stop logging
DEBUG="yes"
msg() {
	if [ "z$DEBUG" != "z" ] ; then
		/usr/bin/logger -t red "Speedtouch USB: $*"
	fi
	/bin/echo "$*"
}

function wait_for_iface()
{
	msg "Waiting for interface: $1"
	COUNTER=10
	FLREADY=0
	TIMES=1
	while [ $TIMES -le $COUNTER ]; do
		/sbin/ifconfig $1> /dev/null 2>&1
		if [ $? -eq 0 ]; then
			FLREADY=1
			break
		fi
		/bin/sleep 1
		TIMES=$(expr $TIMES + 1)
	done
	if [ "$FLREADY" -eq 0 ]; then
		msg "Interface not found: $1"
		exit 1
	fi
}

# See how we were called.
case "$1" in
  start)
	if [ ! -f "/proc/bus/usb/devices" ]; then
		msg "No USB enabled"
		exit 1
	fi
	speedtouch=`/bin/cat /proc/bus/usb/devices | /bin/grep 'Vendor=06b9 ProdID=4061' | /usr/bin/cut -d ' ' -f6`
	case "$speedtouch" in
		'')
			msg "No Speedtouch found"
			exit 1
		;;
		'0.00' | '0.01' | '2.00')
			modem='v0123'
			# Speedtouch 530 aka Rev 3.00 does not work actually
		;;
		'4.00')
			modem='v4_b'
		;;
		  *)
			msg "Unknown version or unsupported model Rev $speedtouch"
			exit 1
		;;
	esac
	if ( ! /bin/ps -ef | /bin/grep -q [m]odem_run ); then
		rm -f /var/run/pppoa3-modem*.pid
		msg "Uploading firmware to modem"
		/usr/sbin/modem_run -v 1 -t 90 -n 4 -f /var/ipfire/alcatelusb/firmware.$modem.bin

		# Check if Firmware uploaded ok. Reset USB if Failed
		if [ $? -ne 0 ]; then
			msg "Firmware upload failed: Retrying"
			/usr/local/bin/resetusb
			/usr/sbin/modem_run -v 1 -t 90 -n 4 -f /var/ipfire/alcatelusb/firmware.$modem.bin
			if [ $? -ne 0 ]; then
				msg "Firmware upload failed: Exiting"
				exit 1
			fi
		fi	
	fi

	# Alcatel USB PPPoE Mode
	if [ "$PROTOCOL" = "RFC1483" ]; then
		iface="tap0"
		/sbin/modprobe tun
		/usr/sbin/pppoa3 -b -c -m 1 -vpi $VPI -vci $VCI
		wait_for_iface $iface
		/sbin/ifconfig $iface up
		exit $?
	fi
	exit 0
	;;
  stop)
	msg "stop"
	/bin/killall pppoa3 2>/dev/null
	/bin/sleep 1
	/sbin/modprobe -r tun
	;;
  cleanup)
	msg "driver cleanup and USB Bus reset"
	/usr/local/bin/resetusb
	;;
  *)
	/bin/echo "Usage: $0 {start|stop|cleanup}"
	exit 1
	;;
esac

exit 0