#! /bin/sh
#
# adbd	This script configure and launch the adbd service.
#	It is called from the boot, halt and reboot scripts.
#
# Version:	0.1
#

#[ -c /dev/urandom ] || exit 0
#. /etc/default/rcS

start() {
	printf "Starting adbd: "
	mkdir /dev/pts
	mount -t devpts none /dev/pts

	mount -t configfs none /sys/kernel/config
	cd /sys/kernel/config/usb_gadget || exit
	mkdir g_adb
	cd g_adb || exit

	echo "0x18d1" > idVendor
	echo "0x4e26" > idProduct

	mkdir configs/c.1
	mkdir functions/ffs.adb

	mkdir strings/0x409
	mkdir configs/c.1/strings/0x409

	echo "0123456789ABCDEF" > strings/0x409/serialnumber
	echo "AIC Inc." > strings/0x409/manufacturer
	echo "FunctionFS gadget (adb)" > strings/0x409/product

	echo "Conf 1" > configs/c.1/strings/0x409/configuration
	echo 120 > configs/c.1/MaxPower

	ln -s functions/ffs.adb configs/c.1

	mkdir -p /dev/usb-ffs/adb
	mount -o uid=2000,gid=2000 -t functionfs adb /dev/usb-ffs/adb

	ifconfig lo up
	ifconfig

	cd /root || exit
	adbd&

	sleep 1

	echo `ls /sys/class/udc/` > /sys/kernel/config/usb_gadget/g_adb/UDC

	echo "OK"
}

stop() {
	printf "Stopping adbd: "
	PROCESS=$(ps | grep -v grep | grep "  adbd" | awk '{print $1}')

	if [ ! -z "$PROCESS" ]; then
		kill -9 $PROCESS
		sleep 1
		echo "" > /sys/kernel/config/usb_gadget/g_adb/UDC
	fi

	echo "OK"
}

case "$1" in
  start)
	start
	;;
  stop)
	stop
	;;
  restart|reload)
	stop
	start
	;;
  *)
	echo "Usage: $0 {start|stop|restart}"
	exit 1
esac

exit $?