. /usr/share/libubox/jshn.sh
. /lib/functions/fff/wireless

getWirelessHoodfile() {
	if [ $# != 1 ]; then
		echo "Usage: getWirelessHoodfile <target-file>"
		return 1
	fi
	file=$1

	echo "Trying to get hoodfile from wireless neighbor..."
	echo "All wireless interfaces will be disabled temporarily!"

	# only change temporarily

	# Set channel to auto, enable wXsta, disable other interfaces
	for radio in $(wifiListRadio); do
		freq="$(wifiGetFreq $radio)"
		uci set wireless.w${freq}ap.disabled='1'
		uci set wireless.w${freq}mesh.disabled='1'
		uci set wireless.w${freq}configap.disabled='1'
	done

	uci commit wireless
	reload_config

	# wait for wireless interfaces to vanish
	sleep 8;


	for phy in $(ls /sys/class/ieee80211); do
		iw phy $phy interface add configsta type managed
		ip link set up configsta
		iw dev configsta connect -w config.franken.freifunk.net 2>/dev/null

		if /bin/busybox wget -T15 -O "$file" "http://[fe80::1%configsta]:2342/keyxchangev2data"; then
			iw dev configsta del
			return 0
		fi

		iw dev configsta del
	done

	return 1
}

getEthernetHoodfile() {
	if [ $# != 1 ]; then
		echo "Usage: getEthernetHoodfile <target-file>"
		return 1
	fi
	file=$1

	echo "Trying to get hoodfile from ethernet neighbor..."

	if ! ethmesh_dev=$(uci -q get network.ethmesh.ifname); then
		# no ethmesh interface
		return 1
	fi

	neighbor_addrs=$(ping6 -c2 ff02::1%"${ethmesh_dev}" | grep seq | grep DUP | cut -d " " -f4 | sed s/:$//g | sort -u)

	for addr in $neighbor_addrs; do
		/bin/busybox wget -T2 -qO "$file" "http://[${addr}%${ethmesh_dev}]:2342/keyxchangev2data" && return 0
	done

	# got no hoodfile
	return 1
}

getGatewayHoodfile() {
	if [ $# != 1 ]; then
		echo "Usage: getGatewayHoodfile <target-file>"
		return 1
	fi
	file=$1

	echo "Trying to get hoodfile from gateway..."

	if /bin/busybox wget -T15 -O "$file" "http://[fe80::1%br-client]:2342/keyxchangev2data"; then
		return 0
	else
		return 1
	fi
}

getKeyserverHoodfile() {
	if [ $# = 1 ]; then
		lat=$(uci -q get fff.system.latitude)
		long=$(uci -q get fff.system.longitude)
	elif [ $# = 3 ]; then
		lat=$2
		long=$3
	else
		echo "Usage: getKeyserverHoodfile <target-file> [<latitude> <longitude>]"
		return 1
	fi
	file=$1

	echo "Getting hoodfile from Keyserver"

	if /bin/busybox wget -T15 -O "$file" "http://keyserver.freifunk-franken.de/v2/?lat=$lat&long=$long"; then
		return 0
	else
		return 1
	fi
}