#!/bin/sh
#
# zaptel        This shell script takes care of loading and unloading \
#               Zapata Telephony interfaces
# chkconfig: 2345 9 92
# description: The zapata telephony drivers allow you to use your linux \
# computer to accept incoming data and voice interfaces
#

initdir=/etc/init.d

# Source function library.
. $initdir/functions || exit 0

LOCKFILE=/var/lock/subsys/zaptel
# Specify the ethN interface controlling the fonebridge
ETHERNET="eth1"
MODULES="ztdynamic ztd_ethmf" 
RMODULES="ztd_ethmf ztdynamic"


[ -f /etc/zaptel.conf ] || exit 0

if [ "${DEBUG}" = "yes" ]; then
	ARGS="debug=1"
fi

RETVAL=0

# See how we were called.
case "$1" in
  start)
	# Load drivers
	action "Loading zaptel framework: " modprobe ztd-ethmf
	echo -n "Waiting for zap to come online..."
	/sbin/ifconfig $ETHERNET down
	TMOUT=10 # max secs to wait
	while [ ! -d /dev/zap ] ; do
 		sleep 1
		TMOUT=`expr $TMOUT - 1`
		if [ $TMOUT -eq 0 ] ; then
			echo "Error: missing /dev/zap!"
			exit 1
		fi
	done
	echo "OK"
	echo -n "Loading zaptel/fonebridge hardware modules:"
	for x in $MODULES; do 
		if modprobe ${x} ${ARGS} >& /dev/null; then
			echo -n " $x"
		fi
	done
	sleep 5
	action "Running ztcfg:"
	/sbin/ztcfg	

	[ $RETVAL -eq 0 ] && touch $LOCKFILE
	sleep 3
	/sbin/ifconfig $ETHERNET up
	;;
  stop)
	# Unload drivers
	echo -n "Unloading zaptel hardware drivers:"
	/sbin/ifconfig $ETHERNET down
	/sbin/ztcfg -s
	for x in $RMODULES; do 
		if rmmod ${x} >& /dev/null; then
			echo -n " $x"
		fi
	done
	echo "."

	action "Removing zaptel module: " rmmod zaptel
	RETVAL=$?
	[ $RETVAL -eq 0 ] && rm -f $LOCKFILE
	sleep 3
	/sbin/ifconfig $ETHERNET up
	;;
  restart)
	$0 stop
	$0 start
	;;
  *)
	echo "Usage: zaptel {start|stop|restart}"
	exit 1
esac

exit $RETVAL