#! /bin/sh
#
# bluez-utils    Bluetooth subsystem starting and stopping
#
# Edd Dumbill <ejad@debian.org>
#
# startup control over dund and pand can be changed by 
# editing /etc/default/bluez-utils

PATH=/sbin:/bin:/usr/sbin:/usr/bin
DESC="Bluetooth services"

HCID=/usr/sbin/hcid
HCIATTACH=/usr/sbin/hciattach
HCID_NAME=hcid

HID2HCI=/usr/sbin/hid2hci

UART_CONF=/etc/bluetooth/uart

RFCOMM=/usr/bin/rfcomm
RFCOMM_NAME=rfcomm
RFCOMM_CONF=/etc/bluetooth/rfcomm.conf

SDPD=/usr/sbin/sdpd
SDPD_NAME=sdpd

DUND_DAEMON=/usr/bin/dund
DUND_NAME=dund
PAND_DAEMON=/usr/bin/pand
PAND_NAME=pand
HIDD_DAEMON=/usr/bin/hidd
HIDD_NAME=hidd

DUND_ENABLED=0
PAND_ENABLED=0
HIDD_ENABLED=0
DUND_OPTIONS=""
PAND_OPTIONS=""
HIDD_OPTIONS="--master --server"

test -f /etc/default/bluez-utils && . /etc/default/bluez-utils
test -f /etc/default/rcS && . /etc/default/rcS

. /lib/lsb/init-functions

# test for essential daemons
test -x $HCID || exit 0
test -x $HCIATTACH || exit 0
test -x $RFCOMM || exit 0
test -x $SDPD || exit 0

# disable nonessential daemons if not present
if test "$DUND_ENABLED" != "0"; then
	if ! test -f $DUND_DAEMON; then
		DUND_ENABLED=0
	fi
fi

if test "$PAND_ENABLED" != "0"; then
	if ! test -f $PAND_DAEMON; then
		PAND_ENABLED=0
	fi
fi

if test "$HIDD_ENABLED" != "0"; then
	if ! test -f $HIDD_DAEMON; then
		HIDD_ENABLED=0
	fi
fi

set -e

enable_hci_input()
{
	if [ "$VERBOSE" != no ]; then
 		log_success_msg "Switching on Bluetooth input devices..."
 		$HID2HCI --tohci
 	else
 		$HID2HCI --tohci >/dev/null 2>&1
 	fi
}

disable_hci_input()
{
	if [ "$VERBOSE" != no ]; then
 		log_success_msg "Switching Bluetooth input devices back to HID mode..."
 		$HID2HCI --tohid
 	else
 		$HID2HCI --tohid >/dev/null 2>&1
 	fi
}

start_pan()
{
	if test "$DUND_ENABLED" != "0"; then
		start-stop-daemon --start --quiet --exec $DUND_DAEMON -- $DUND_OPTIONS
		[ "$VERBOSE" != no ] && log_success_msg "Starting $DUND_NAME..."
	fi
	if test "$PAND_ENABLED" != "0"; then
		start-stop-daemon --start --quiet --exec $PAND_DAEMON -- $PAND_OPTIONS
		[ "$VERBOSE" != no ] && log_success_msg "Starting $PAND_NAME..."
	fi
}


stop_pan()
{
	if test "$DUND_ENABLED" != "0"; then
		start-stop-daemon --stop --quiet --exec $DUND_DAEMON || true
		[ "$VERBOSE" != no ] && log_success_msg "Stopping $DUND_NAME..."
	fi
	if test "$PAND_ENABLED" != "0"; then
		start-stop-daemon --stop --quiet --exec $PAND_DAEMON || true
		[ "$VERBOSE" != no ] && log_success_msg "Stopping $PAND_NAME..."
	fi
}

start_hid()
{
	if test "$HIDD_ENABLED" != "0"; then
		start-stop-daemon --start --quiet --exec $HIDD_DAEMON -- $HIDD_OPTIONS
		[ "$VERBOSE" != no ] && log_success_msg "Starting $HIDD_NAME..."
	fi
}

stop_hid()
{
	if test "$HIDD_ENABLED" != "0"; then
		$HIDD_DAEMON --killall
		start-stop-daemon --stop --quiet --exec $HIDD_DAEMON || true
		[ "$VERBOSE" != no ] && log_success_msg "Stopping $HIDD_NAME..."
	fi
}

start_uarts()
{
	[ -f $HCIATTACH ] && [ -f $UART_CONF ] || return
	grep -v '^#' $UART_CONF | while read i; do
		if [ "$VERBOSE" != no ]; then
			$HCIATTACH $i 
		else
			$HCIATTACH $i >/dev/null 2>&1
		fi
	done
}

stop_uarts()
{
	killall hciattach > /dev/null 2>&1 || true
}

start_rfcomm()
{
	if [ -x $RFCOMM ] && [ -f $RFCOMM_CONF ] ; then
		# rfcomm must always succeed for now: users
		# may not yet have an rfcomm-enabled kernel
 		if [ "$VERBOSE" != no ]; then
 			 log_success_msg "Starting $RFCOMM_NAME..."
 			$RFCOMM -f $RFCOMM_CONF bind all || true
 		else
 			$RFCOMM -f $RFCOMM_CONF bind all >/dev/null 2>&1 || true
 		fi
	fi
}

stop_rfcomm()
{
	if [ -x $RFCOMM ] ; then
 		if [ "$VERBOSE" != no ]; then
 			log_success_msg "Stopping $RFCOMM_NAME..."
 			$RFCOMM unbind all || true
 		else
 			$RFCOMM unbind all >/dev/null 2>&1 || true
 		fi	
	fi
}

restart_rfcomm()
{
	if [ -x $RFCOMM ] && [ -f $RFCOMM_CONF ] ; then
 		if [ "$VERBOSE" != no ]; then
 			log_success_msg  "Restarting $RFCOMM_NAME..."
 			$RFCOMM unbind all || true
 			$RFCOMM -f $RFCOMM_CONF bind all || true
 		else
 			$RFCOMM unbind all >/dev/null 2>&1|| true
 			$RFCOMM -f $RFCOMM_CONF bind all >/dev/null 2>&1 || true
 		fi
	fi
}

case "$1" in
  start)
	log_begin_msg "Starting $DESC..."
	start-stop-daemon --start --quiet --exec $HCID || true
	echo -n " $HCID_NAME"
	start_uarts || true
	start-stop-daemon --start --quiet --exec $SDPD || true
	echo -n " $SDPD_NAME"
	start_hid || true
	# enable_hci_input || true
	start_rfcomm || true
	start_pan || true
	log_end_msg 0
	;;
  stop)
	log_begin_msg "Stopping $DESC..."
	stop_pan || true
	stop_rfcomm || true
	# disable_hci_input || true
	stop_hid || true
	start-stop-daemon --stop --quiet --exec $SDPD || true
	echo -n " $SDPD_NAME"
	start-stop-daemon --stop --quiet --exec $HCID || true
	echo -n " $HCID_NAME"
	stop_uarts || true
	log_end_msg 0
	;;
  restart|force-reload)
	log_begin_msg "Restarting $DESC..."
	stop_hid || true
	stop_pan || true
	start-stop-daemon --stop --quiet --exec $SDPD || true
	start-stop-daemon --stop --quiet --exec $HCID || true
	sleep 1
	start-stop-daemon --start --quiet --exec $HCID || true
	start-stop-daemon --start --quiet --exec $SDPD || true
	start_pan || true
	start_hid || true
	restart_rfcomm
	log_end_msg 0
	;;
  *)
	N=/etc/init.d/bluez-utils
	log_success_msg "Usage: $N {start|stop|restart|force-reload}"
	exit 1
	;;
esac

exit 0
