#!/bin/sh
# Copyright (C) 2013 Inteno Broadband Technology AB
# Author Feten Besbes <feten.besbes@pivasoftware.com>

prefix_list="$prefix_list InternetGatewayDevice.Layer2Bridging."

set_bridge_bridgename() {
	$UCI_RENAME network.$1=$2
	delay_service reload "network" "1"
}

get_bridge_vlanid() {
	local bridge="$1"
	local bkey=`$UCI_GET network.$bridge.bridge_instance`
	local inst=`$UCI_SHOW layer2_interface_vlan |sed -n "s/layer2_interface_vlan\.[^.]\+\.instance=$bkey\.//p" | sort -n | head -n1`
	[ "$inst" = "" ] && return
	local vb=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.instance=$bkey\.$inst" | cut -f2 -d.`
	$UCI_GET layer2_interface_vlan.$vb.vid
}

set_bridge_vlanid() {
	local bridge="$1"
	local val="$2"
	local bkey=`$UCI_GET network.$bridge.bridge_instance`
	local inst=`$UCI_SHOW layer2_interface_vlan |sed -n "s/layer2_interface_vlan\.[^.]\+\.instance=$bkey\.//p" | sort -n | head -n1`
	if [ "$inst" = "" ]; then
		local vb=`$UCI_ADD layer2_interface_vlan vlan_bridge`
		local iv=`update_bridge_vlan_instance $vb $bkey`
		$UCI_SET layer2_interface_vlan.$vb.bridgekey=$bkey
		$UCI_SET layer2_interface_vlan.$vb.name="vlan_$bkey.$iv"
		$UCI_SET layer2_interface_vlan.$vb.enable=0
		$UCI_SET layer2_interface_vlan.$vb.vid=$val
		delay_service reload "network" "1"
	else
		local vb=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.instance=$bkey\.$inst" | cut -f2 -d.`
		set_bridgevlan_vid "$vb" "$val"
	fi
}

set_bridgevlan_enable() {
	local vb="$1"
	local val="$2"

	local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
	vid=`printf '%d' $vid`
	
	local bkey=`$UCI_GET layer2_interface_vlan.$vb.bridgekey`
	local cval=`$UCI_GET layer2_interface_vlan.$vb.enable`
	val=`echo $val|tr '[A-Z]' '[a-z]'`
	if [ "$val" = "true" -o "$val" = "1" ] && [ "$cval" != "1" ]; then
		$UCI_SET layer2_interface_vlan.$vb.enable=1
		[ $vid -le 0 ] && return
		update_add_vlan_interfaces "$bkey" "$vid"
		update_add_vlan_to_bridge_interface "$bkey" "$vb"
	elif [ "$val" = "false" -o "$val" = "0" ] && [ "$cval" != "0" ]; then
		$UCI_SET layer2_interface_vlan.$vb.enable=0
		[ $vid -le 0 ] && return
		update_remove_vlan_from_bridge_interface "$bkey" "$vb"
	else
		return
	fi

	delay_service reload "network" "1"
}

set_bridgevlan_vid() {
	local vb="$1"
	local val="$2"
	local cval=`$UCI_GET layer2_interface_vlan.$vb.vid`
	val=`printf '%d' $val`
	[ "$val" = "$cval" -o $val -le 0 ] && return
	local enable=`$UCI_GET layer2_interface_vlan.$vb.enable`
	if [ "$enable" = "1" ]; then
		local bkey=`$UCI_GET layer2_interface_vlan.$vb.bridgekey`
		update_remove_vlan_from_bridge_interface "$bkey" "$vb"
		$UCI_SET layer2_interface_vlan.$vb.vid=$val
		update_add_vlan_interfaces "$bkey" "$val"
		update_add_vlan_to_bridge_interface "$bkey" "$vb"
		delay_service reload "network" "1"
	else
		$UCI_SET layer2_interface_vlan.$vb.vid=$val
	fi
}

set_marking_bridgekey() {
	local mb="$1"
	local val="$2"
	local obkey=`$UCI_GET network.$mb.bridgekey`
	$UCI_SET network.$mb.bridgekey=$val
	local baseifname=`$UCI_GET network.$mb.baseifname`
	case $baseifname in
		eth0|atm*|ptm*)
		local bkey=$obkey
		local found=0
		local cmb cmbs=`$UCI_SHOW network | grep "network\.@marking-bridge\[[0-9]\+\]\.baseifname=$baseifname" | cut -f2 -d.`
		for cmb in $cmbs; do
			[ "`$UCI_GET network.$cmb.bridgekey`" = "$bkey" ] && { found=1; break; }
		done
		if [ "$found" = "0" ]; then
			local vb vbs=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.bridgekey=$bkey" | cut -f2 -d.`
			for vb in $vbs; do
				local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
				[ "$vid" = "" ] && continue
				local bridge=`$UCI_SHOW network | grep "network\.[^.]\+\.bridge_instance=$bkey" | cut -f2 -d.`
				[ "$bridge" = "" ] && return
				local bifname="`$UCI_GET network.$bridge.ifname` "
				bifname=${bifname//$baseifname.$vid[^0-9]/}
				bifname=${bifname//  / }; bifname=${bifname//  / }
				$UCI_SET network.$bridge.ifname="${bifname% }"
			done
		fi
		bkey=$val
		[ "$bkey" = "" ] && return
		local vb vbs=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.bridgekey=$bkey" | cut -f2 -d.`
		for vb in $vbs; do
			local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
			[ "$vid" = "" ] && continue
			local enable=`$UCI_GET layer2_interface_vlan.$vb.enable `
			[ "$enable" = "" -o "$enable" = "0" ] && continue
			update_remove_vlan_from_bridge_interface $bkey $vb
			update_add_vlan_interfaces "$bkey" "$vid"
			update_add_vlan_to_bridge_interface $bkey $vb
		done
		delay_service reload "network" "1"
		;;
	esac
}

set_marking_interfacekey() {
	local mb="$1"
	local val="$2"
	local ab=`$UCI_SHOW network | grep "network\.@available-bridge\[[0-9]\+\]\.key=$val" | cut -f2 -d'.' | head -n1`
	[ "$ab" = "" ] && return
	$UCI_SET network.$mb.interfacekey=$val
	local bifname=`$UCI_GET network.$ab.baseifname`
	$UCI_SET network.$mb.baseifname=$bifname
	case $bifname in
		eth0|atm*|ptm*)
		local bkey=`$UCI_GET network.$mb.bridgekey`
		[ "$bkey" = "" ] && return
		local vb vbs=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.bridgekey=$bkey" | cut -f2 -d.`
		for vb in $vbs; do
			local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
			[ "$vid" = "" ] && continue
			local enable=`$UCI_GET layer2_interface_vlan.$vb.enable `
			[ "$enable" = "" -o "$enable" = "0" ] && continue
			update_remove_vlan_from_bridge_interface $bkey $vb
			update_add_vlan_interfaces "$bkey" "$vid"
			update_add_vlan_to_bridge_interface $bkey $vb
		done
		delay_service reload "network" "1"
		;;
	esac
}

update_remove_vlan_from_bridge_interface() {
	local bkey="$1"
	local vb="$2"
	local bridge=`$UCI_SHOW network | grep "network\.[^.]\+\.bridge_instance=$bkey" | cut -f2 -d.`
	[ "$bridge" = "" ] && return
	local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
	local bifname="`$UCI_GET network.$bridge.ifname` "
	bifname=${bifname//[aep]t[mh][0-9].$vid[^0-9]/}
	bifname=${bifname//  / }; bifname=${bifname//  / }
	$UCI_SET network.$bridge.ifname="${bifname% }"
}

update_add_vlan_to_bridge_interface() {
	local bkey="$1"
	local vb="$2"
	local bridge=`$UCI_SHOW network | grep "network\.[^.]\+\.bridge_instance=$bkey" | cut -f2 -d.`
	[ "$bridge" = "" ] && return
	
	local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
	[ "$vid" = "" ] && return
	
	local bifname="`$UCI_GET network.$bridge.ifname` "
	local ifname vifname=""
	local mb mbs=`$UCI_SHOW network | grep "network\.@marking-bridge\[[0-9]\+\]\.bridgekey=$bkey" | cut -f2 -d'.'`
	for mb in $mbs; do
		ifname=`$UCI_GET network.$mb.baseifname`
		case "$ifname" in
			eth0|atm*|ptm*)
			ifname="$ifname.$vid"
			[ "${bifname/$ifname[^0-9]/}" != "$bifname" ] && continue
			bifname="$bifname$ifname "
			;;
		esac
	done
	bifname=${bifname% }; bifname=${bifname# }
	$UCI_SET network.$bridge.ifname="${bifname% }"
}

update_add_vlan_interfaces() {
	local bkey="$1"
	local vid="$2"
	local ifname mb mbs=`$UCI_SHOW network | grep "network\.@marking-bridge\[[0-9]\+\]\.bridgekey=$bkey" | cut -f2 -d'.'`
	for mb in $mbs; do
		ifname=`$UCI_GET network.$mb.baseifname`
		local vif=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_interface\[[0-9]\+\]\.ifname=$ifname.$vid" | cut -f2 -d.`
		if [ "$vif" = "" ]; then
			case "$ifname" in
				eth0|atm*|ptm*)
				vif=`$UCI_ADD layer2_interface_vlan vlan_interface`
				$UCI_SET layer2_interface_vlan.$vif.baseifname=$ifname
				$UCI_SET layer2_interface_vlan.$vif.bridge=1
				$UCI_SET layer2_interface_vlan.$vif.ifname=$ifname.$vid
				$UCI_SET layer2_interface_vlan.$vif.name=$ifname.$vid
				$UCI_SET layer2_interface_vlan.$vif.vlan8021q=$vid
				;;
			esac
		fi
	done
}

update_bridge_instance() {
	local iface="$1"
	
	local inst=`$UCI_GET network.$iface.bridge_instance`
	if [ "$inst" != "" ]; then
		echo "$inst"
	else
		local inst=`$UCI_SHOW network |sed -n "s/network\.[^.]\+\.bridge_instance=//p" | sort -rn | head -n1`
		inst=${inst:-0}
		$UCI_SET network.$iface.bridge_instance="$((++inst))"
		$UCI_COMMIT
		echo $inst
	fi
}

update_bridge_vlan_instance() {
	local bvlan="$1"
	local ib="$2"
	local inst=`$UCI_GET layer2_interface_vlan.$bvlan.instance`
	if [ "$inst" != "" ]; then
		echo "${inst#.}"
	else
		inst=`$UCI_SHOW layer2_interface_vlan |sed -n "s/layer2_interface_vlan\.[^.]\+\.instance=$ib\.//p" | sort -rn | head -n1`
		inst=${inst:-0}
		$UCI_SET layer2_interface_vlan.$bvlan.instance="$ib.$((++inst))"
		$UCI_COMMIT
		echo $inst
	fi
}

update_bridge_all_vlan_config_bybridge() {
	local bridge="$1"
	local bkey="$2"
	local ifname ifnames=`$UCI_GET network.$bridge.ifname`
	for ifname in $ifnames; do
		case "$ifname" in
			eth0*|atm*|ptm*)
			local vid=${ifname#*.}
			local vlan=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_interface\[[0-9]\+\]\.ifname=$ifname" | cut -f2 -d.`
			[ "$vlan" = "" ] && continue
			update_bridge_vlan_config "$bridge" "$bkey" "$vid" "$vlan"
			;;
		esac
	done
	$UCI_COMMIT
}

update_bridge_vlan_config() {
	local bridge="$1"
	local bkey="$2"
	local vid="$3"
	local vlan="$4"
	local cbridgevlan=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.vid=$vid" | cut -f2 -d.`
	if [ "$cbridgevlan" = "" ]; then
		cbridgevlan=`$UCI_ADD layer2_interface_vlan vlan_bridge`
		local iv=`update_bridge_vlan_instance "$cbridgevlan" "$bkey"`
		$UCI_SET layer2_interface_vlan.$cbridgevlan.bridgekey=$bkey
		$UCI_SET layer2_interface_vlan.$cbridgevlan.vid=$vid
		$UCI_SET layer2_interface_vlan.$cbridgevlan.name=vlan_$bkey.$iv
	fi
}

update_availableinterface_list() {
	local iface="$1"
	local key
	local ciface=`$UCI_SHOW network | grep "network\.@available-bridge\[[0-9]\+\]\.baseifname=$iface" | cut -f2 -d'.' | head -n1`
	if [ "$ciface" != "" ]; then
		$UCI_GET network.$ciface.key
		return
	fi
	key=`$UCI_SHOW network |sed -n "s/network\.@available-bridge\[[0-9]\+\]\.key=//p" | sort -rn | head -n1`
	key=${key:-0}
	ciface=`$UCI_ADD network available-bridge`
	$UCI_SET network.$ciface.baseifname=$iface
	$UCI_SET network.$ciface.key=$((++key))
	$UCI_COMMIT
	echo $key
}

update_markinginterface_list() {
	local bkey="$1"
	local iface="$2"
	local found ifname ifnames=`$UCI_GET network.$iface.ifname`
	for ifname in $ifnames; do
		found=0
		case "$ifname" in
			eth0*|atm*|ptm*)
			ifname=${ifname%.*}
			local mb mbs=`$UCI_SHOW network | grep "network\.@marking-bridge\[[0-9]\+\]\.baseifname=$ifname" | cut -f2 -d'.'`
			for mb in $mbs; do
				[ "`$UCI_GET network.$mb.bridgekey`" = "$bkey" ] && { found=1; break; }
			done
			[ "$found" = "1" ] && continue

			local ciface=`$UCI_SHOW network | grep "network\.@available-bridge\[[0-9]\+\]\.baseifname=$ifname" | cut -f2 -d'.' | head -n1`
			local interfacekey=`$UCI_GET network.$ciface.key`
			local inst=`$UCI_SHOW network |sed -n "s/network\.@marking-bridge\[[0-9]\+\]\.instance=//p" | sort -rn | head -n1`
			inst=${inst:-0}

			mb=`$UCI_ADD network marking-bridge`
			$UCI_SET network.$mb.baseifname=$ifname
			$UCI_SET network.$mb.bridgekey=$bkey
			$UCI_SET network.$mb.interfacekey=$interfacekey
			$UCI_SET network.$mb.instance="$((++inst))"
		esac
	done

	$UCI_COMMIT
}

get_cache_object_bridge_vlan() {
	local ib="$1"
	local vb="$2"
	local iv="$3"
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.VLAN.$iv." "1"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.VLAN.$iv.VLANEnable" "1" "$UCI_GET layer2_interface_vlan.$vb.enable" "set_bridgevlan_enable $vb \$val" "" "xsd:boolean"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.VLAN.$iv.VLANName" "1" "$UCI_GET layer2_interface_vlan.$vb.name" "\$UCI_SET layer2_interface_vlan.$vb.name=\$val"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.VLAN.$iv.VLANID" "1" "$UCI_GET layer2_interface_vlan.$vb.vid" "set_bridgevlan_vid $vb \$val" "" "xsd:unsignedInt"
}

get_cache_object_bridge() {
	local iface="$1"
	local ib="$2"
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib." "1"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.BridgeEnable" "1" "" "set_interface_enable_ubus $iface \$val" "get_interface_enable_ubus $iface" "xsd:boolean"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.BridgeKey" "0" "echo $ib" "" "" "xsd:unsignedInt"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.BridgeName" "1" "echo $iface" "set_bridge_bridgename $iface \$val"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.VLANID" "1" "get_bridge_vlanid $iface" "set_bridge_vlanid $iface \$val" "" "xsd:unsignedInt"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.X_INTENO_COM_AssociatedInterfaces" "0" "$UCI_GET network.$iface.ifname"
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge.$ib.VLAN." "1"
	update_bridge_all_vlan_config_bybridge $iface $ib
	local vb vbs=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.bridgekey=$ib" | cut -f2 -d.`
	for vb in $vbs; do
		local iv=`$UCI_GET layer2_interface_vlan.$vb.instance`
		get_cache_object_bridge_vlan "$ib" "$vb" "${iv#*.}"
	done
}

get_cache_object_availableinterface() {
	local ia="$1"
	local oface="$2"
	local key="$3"
	local type="$4"
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.AvailableInterface.$ia." "0"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.AvailableInterface.$ia.AvailableInterfaceKey" "0" "echo $key" "" "" "xsd:unsignedInt"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.AvailableInterface.$ia.InterfaceReference" "0" "echo $oface"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.AvailableInterface.$ia.InterfaceType" "0" "echo $type"
}

get_cache_object_marking() {
	local im="$1"
	local mb="$2"
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.Marking.$im." "1"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Marking.$im.MarkingBridgeReference" "1" "$UCI_GET network.$mb.bridgekey" "set_marking_bridgekey $mb \$val" "" "xsd:int"
	get_param_cache_generic "InternetGatewayDevice.Layer2Bridging.Marking.$im.MarkingInterface" "1" "$UCI_GET network.$mb.interfacekey" "set_marking_interfacekey $mb \$val"
}
	
get_cache_InternetGatewayDevice_Layer2Bridging() {
	local ib=0 iface
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging." "0"
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.AvailableInterface." "0"
	local adev idev cdev ia
	for adev in "$WAN_INST_ETH:ethernet" "$WAN_INST_ATM:adsl" "$WAN_INST_PTM:vdsl";do
		idev=${adev%:*}
		cdev=${adev#*:}
		local fwan wans=`$UCI_SHOW layer2_interface_$cdev | sed -n "s/layer2_interface_$cdev\.[^.]\+\.baseifname=//p" | sort -u`
		for fwan in $wans; do
			local iwan=${fwan##*[hm]};
			local oface="InternetGatewayDevice.WANDevice.$idev.WANConnectionDevice.$((++iwan))."
			ia=`update_availableinterface_list "$fwan"`
			get_cache_object_availableinterface "$ia" "$oface" "$ia" "WANInterface"
		done
	done
	for interface in `get_lan_device_interface`;do
		local lan_iface=${interface%%;*}
		local idev=${lan_iface%%:*}
		local ndev=${lan_iface#*:}
		
		local eth eths=`get_lan_ethernet_interfaces $ndev`
		local ieth=0
		for eth in $eths; do
			[ "${eth/eth/}" = "$eth" ] && continue 
			local oface="InternetGatewayDevice.LANDevice.$idev.LANEthernetInterfaceConfig.$((++ieth))."
			ia=`update_availableinterface_list "$eth"`
			get_cache_object_availableinterface "$ia" "$oface" "$ia" "LANInterface"
		done
	done
	
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.Bridge." "1"
	local ifaces=`$UCI_SHOW network | grep "network\.[^=]\+=interface" | cut -d. -f2 | cut -d= -f1`
	for iface in $ifaces; do
		if [ "`$UCI_GET network.$iface.type`" = "bridge" ]; then
			ib=`update_bridge_instance $iface`
			update_markinginterface_list "$ib" "$iface"
			get_cache_object_bridge "$iface" "$ib"
		fi
	done
	get_object_cache_generic "InternetGatewayDevice.Layer2Bridging.Marking." "1"
	local mb mbs=`$UCI_SHOW network | grep "network\.@marking-bridge\[[0-9]\+\]\.instance=" | cut -f2 -d'.'`
	for mb in $mbs; do
		local im=`$UCI_GET network.$mb.instance`
		get_cache_object_marking "$im" "$mb"
	done
}

add_layer2bridging_bridge() {
	local filename="$1"
	local ib=`$UCI_SHOW network |sed -n "s/network\.[^.]\+\.bridge_instance=//p" | sort -rn | head -n1`
	ib=${ib:-0}
	iface="bridge_0_$((++ib))"
	$UCI_SET network.$iface=interface
	$UCI_SET network.$iface.bridge_instance=$ib
	$UCI_SET network.$iface.type=bridge
	$UCI_SET network.$iface.proto=dhcp
	$UCI_COMMIT
	delay_service reload "network" "1"
	
	get_cache_object_bridge "$iface" "$ib" >> $cache_path/$filename
	freecwmp_output "" "" "" "" "" "" "1" "$ib"
	return $FAULT_CPE_NO_FAULT
}

delete_layer2bridging_bridge() {
	local instance="$2"
	local filename="$3"
	local tmp=`$UCI_SHOW network |grep "network\.[^.]\+\.bridge_instance=$instance[^0-9]*" | cut -d. -f2`
	if [ "$tmp" = "" ]; then return $FAULT_CPE_INVALID_PARAMETER_NAME; fi

	$UCI_SET network.$tmp.type=
	$UCI_SET network.$tmp.bridge_instance=
	local vb vbs=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.bridgekey=$instance" | cut -f2 -d.`
	for vb in $vbs; do
		$UCI_DELETE layer2_interface_vlan.$vb
	done
	$UCI_COMMIT
	delay_service reload "network" "1"
	
	freecwmp_output "" "" "" "" "" "" "1"
	sed -i "/$1/d" $cache_path/$filename
	return $FAULT_CPE_NO_FAULT
}

add_layer2bridging_marking() {
	local filename="$1"
	local inst=`$UCI_SHOW network |sed -n "s/network\.@marking-bridge\[[0-9]\+\]\.instance=//p" | sort -rn | head -n1`
	inst=${inst:-0}
	mb=`$UCI_ADD network marking-bridge`
	$UCI_SET network.$mb.instance="$((++inst))"
	$UCI_COMMIT
	get_cache_object_marking "$inst" "$mb" >> $cache_path/$filename
	freecwmp_output "" "" "" "" "" "" "1" "$inst"
	return $FAULT_CPE_NO_FAULT
}

delete_layer2bridging_marking() {
	local instance="$2"
	local filename="$3"
	$UCI_SET network.$mb.instance="$((++inst))"
	local tmp=`$UCI_SHOW network |grep "network\.@marking-bridge\[[0-9]\+\]\.instance=$instance" | cut -d. -f2`
	if [ "$tmp" = "" ]; then return $FAULT_CPE_INVALID_PARAMETER_NAME; fi
	local bkey=`$UCI_GET network.$tmp.bridgekey`
	local baseifname=`$UCI_GET network.$tmp.baseifname`
	$UCI_DELETE network.$tmp
	case $baseifname in
		eth0|atm*|ptm*)
		local found=0
		local cmb cmbs=`$UCI_SHOW network | grep "network\.@marking-bridge\[[0-9]\+\]\.baseifname=$baseifname" | cut -f2 -d.`
		for cmb in $cmbs; do
			[ "`$UCI_GET network.$cmb.bridgekey`" = "$bkey" ] && { found=1; break; }
		done
		if [ "$found" = "0" ]; then
			local vb vbs=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.bridgekey=$bkey" | cut -f2 -d.`
			for vb in $vbs; do
				local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
				[ "$vid" = "" ] && continue
				local bridge=`$UCI_SHOW network | grep "network\.[^.]\+\.bridge_instance=$bkey" | cut -f2 -d.`
				[ "$bridge" = "" ] && return
				local bifname="`$UCI_GET network.$bridge.ifname` "
				bifname=${bifname//$baseifname.$vid[^0-9]/}
				bifname=${bifname//  / }; bifname=${bifname//  / }
				$UCI_SET network.$bridge.ifname="${bifname% }"
			done
		fi
	esac
	$UCI_COMMIT
	
	freecwmp_output "" "" "" "" "" "" "1"
	sed -i "/$1/d" $cache_path/$filename
	return $FAULT_CPE_NO_FAULT
}

add_layer2bridging_bridge_vlan() {
	local ibridge="$1"
	local filename="$2"
	
	local bridge=`$UCI_SHOW network | grep "network\.[^.]\+\.bridge_instance=$ibridge" | cut -f2 -d.`
	[ "$bridge" = "" ] && return $FAULT_CPE_INVALID_PARAMETER_NAME;
	
	local vb=`$UCI_ADD layer2_interface_vlan vlan_bridge`
	local iv=`update_bridge_vlan_instance $vb $ibridge`
	$UCI_SET layer2_interface_vlan.$vb.bridgekey=$ibridge
	$UCI_SET layer2_interface_vlan.$vb.name="vlan_$ibridge.$iv"
	$UCI_SET layer2_interface_vlan.$vb.enable=0
	$UCI_COMMIT
	
	get_cache_object_bridge_vlan "$ibridge" "$vb" "$iv" >> $cache_path/$filename
	freecwmp_output "" "" "" "" "" "" "1" "$iv"
	return $FAULT_CPE_NO_FAULT
}

delete_layer2bridging_bridge_vlan() {
	local instances="$2"
	local filename="$3"
	instances=${instances// /.}
	local vb=`$UCI_SHOW layer2_interface_vlan | grep "layer2_interface_vlan\.@vlan_bridge\[[0-9]\+\]\.instance=$instances" | cut -f2 -d'.' | head -n1`
	[ "$vb" = "" ] && return $FAULT_CPE_INVALID_PARAMETER_NAME
	local bridge=`$UCI_SHOW network | grep "network\.[^.]\+\.bridge_instance=${instances%.*}" | cut -f2 -d.`
	[ "$bridge" = "" ] && return $FAULT_CPE_INTERNAL_ERROR
	
	local vid=`$UCI_GET layer2_interface_vlan.$vb.vid`
	local bifname="`$UCI_GET network.$bridge.ifname` "
	bifname=${bifname//[aep]t[mh][0-9].$vid[^0-9]/}
	bifname=${bifname//  / }; bifname=${bifname//  / }
	$UCI_SET network.$bridge.ifname="${bifname% }"
	$UCI_DELETE layer2_interface_vlan.$vb
	$UCI_COMMIT

	delay_service reload "network" "1"
	freecwmp_output "" "" "" "" "" "" "1"
	sed -i "/$1/d" $cache_path/$filename
	return $FAULT_CPE_NO_FAULT
}

add_object_InternetGatewayDevice_Layer2Bridging() {
	local filename="$2"
	local fault_code
	case $1 in
		InternetGatewayDevice.Layer2Bridging.Bridge.[1-9]*.VLAN.)
		freecwmp_parse_formated_parameter "$1" "InternetGatewayDevice.Layer2Bridging.Bridge.{i}.VLAN." "rc" "ibridge"
			if [ "$rc" != "0" ]; then
				return $FAULT_CPE_INVALID_PARAMETER_NAME;
			fi
			add_layer2bridging_bridge_vlan "$ibridge" "$filename"
			fault_code="$?"
			return $fault_code
		;;
		InternetGatewayDevice.Layer2Bridging.Bridge.)
			add_layer2bridging_bridge "$filename"
			fault_code="$?"
			return $fault_code
		;;
		InternetGatewayDevice.Layer2Bridging.Marking.)
			add_layer2bridging_marking "$filename"
			fault_code="$?"
			return $fault_code
		;;
	esac
	return $FAULT_CPE_INVALID_PARAMETER_NAME
}

delete_object_InternetGatewayDevice_Layer2Bridging() {
	local filename="$2"
	local fault_code instances
	case $1 in
		InternetGatewayDevice.Layer2Bridging.Bridge.[1-9]*.VLAN.[1-9]*.)
			freecwmp_parse_formated_parameter "$1" "InternetGatewayDevice.Layer2Bridging.Bridge.{i}.VLAN.{i}." "rc" "instances"
			if [ "$rc" != "0" ]; then return $FAULT_CPE_INVALID_PARAMETER_NAME; fi
			delete_layer2bridging_bridge_vlan "$1" "$instances" "$filename"
			fault_code="$?"
			return $fault_code
		;;
		InternetGatewayDevice.Layer2Bridging.Bridge.[1-9]*.)
			freecwmp_parse_formated_parameter "$1" "InternetGatewayDevice.Layer2Bridging.Bridge.{i}." "rc" "instances"
			if [ "$rc" != "0" ]; then return $FAULT_CPE_INVALID_PARAMETER_NAME; fi
			delete_layer2bridging_bridge "$1" "$instances" "$filename"
			fault_code="$?"
			return $fault_code
		;;
		InternetGatewayDevice.Layer2Bridging.Marking.[1-9]*.)
			freecwmp_parse_formated_parameter "$1" "InternetGatewayDevice.Layer2Bridging.Marking.{i}." "rc" "instances"
			if [ "$rc" != "0" ]; then return $FAULT_CPE_INVALID_PARAMETER_NAME; fi
			delete_layer2bridging_marking "$1" "$instances" "$filename"
			fault_code="$?"
			return $fault_code
		;;
	esac
	return $FAULT_CPE_INVALID_PARAMETER_NAME
}

get_dynamic_InternetGatewayDevice_Layer2Bridging() {
	return $FAULT_CPE_NO_FAULT
}

get_dynamic_linker_InternetGatewayDevice_Layer2Bridging() {
	return $FAULT_CPE_NO_FAULT
}