NIU:

Add WDS bridge client mode
Extending / repeating WDS network in AP wizard
Better 802.11s support

11 files changed, 267 insertions, 54 deletions

diff --git a/libs/cbi/luasrc/view/cbi/full_valuefooter.htm b/libs/cbi/luasrc/view/cbi/full_valuefooter.htm
index e1174e250..c069b7f92 100644
--- a/libs/cbi/luasrc/view/cbi/full_valuefooter.htm
+++ b/libs/cbi/luasrc/view/cbi/full_valuefooter.htm
@@ -54,8 +54,16 @@ $Id$
 			cbi_d_add("cbi-<%=self.config.."-"..section.."-"..self.option..d.add%>", {
 		<%-
 			for k,v in pairs(d.deps) do
+				local depk
+				if k:find("!", 1, true) then
+					depk = string.format('"%s"', k)
+				elseif k:find(".", 1, true) then
+					depk = string.format('"cbid.%s"', k)
+				else
+					depk = string.format('"cbid.%s.%s.%s"', self.config, section, k)
+				end
 		-%>
-			<%-=string.format('"cbid.%s.%s.%s"', self.config, section, k) .. ":" .. string.format("%q", v)-%>
+			<%-= depk .. ":" .. string.format("%q", v)-%>
 			<%-if next(d.deps, k) then-%>,<%-end-%>
 		<%-
 			end
diff --git a/libs/web/luasrc/dispatcher.lua b/libs/web/luasrc/dispatcher.lua
index 1374270b9..5f48043c5 100644
--- a/libs/web/luasrc/dispatcher.lua
+++ b/libs/web/luasrc/dispatcher.lua
@@ -35,6 +35,7 @@ local nixio = require "nixio", require "nixio.util"
 module("luci.dispatcher", package.seeall)
 context = util.threadlocal()
 uci = require "luci.model.uci"
+i18n = require "luci.i18n"
 _M.fs = fs
 
 authenticator = {}
diff --git a/modules/niu/luasrc/controller/niu/wireless.lua b/modules/niu/luasrc/controller/niu/wireless.lua
index 478142629..ee402bc49 100644
--- a/modules/niu/luasrc/controller/niu/wireless.lua
+++ b/modules/niu/luasrc/controller/niu/wireless.lua
@@ -23,11 +23,20 @@ function index()
 
 	local toniu = {on_success_to={"niu"}}
 	
-	local e = entry({"niu", "wireless"}, alias("niu"), "Wireless", 20)
+	local e = entry({"niu", "wireless"}, alias("niu"), i18n.translate("Wireless"), 20)
 	--e.niu_dbtemplate = "niu/wireless"
 	e.niu_dbtasks = true
 	e.niu_dbicon = "icons32/network-wireless.png"
 
 	entry({"niu", "wireless", "ap"}, 
-	cbi("niu/wireless/ap", toniu), "Configure Private Access Point", 1)
+	cbi("niu/wireless/ap", toniu), i18n.translate("Configure Private Access Point"), 1)
+	
+	local bridge = false
+	uci.inst:foreach("wireless", "wifi-device", function(s)
+		if not bridge and (s.type == "mac80211" or s.type == "atheros") then
+			entry({"niu", "wireless", "bridge"}, 
+			cbi("niu/wireless/bridge", toniu), i18n.translate("Join a local WDS network"), 2)
+			bridge = true
+		end
+	end)
 end
\ No newline at end of file
diff --git a/modules/niu/luasrc/model/cbi/niu/network/lan1.lua b/modules/niu/luasrc/model/cbi/niu/network/lan1.lua
index 423b4dfbe..7d24dcd0f 100644
--- a/modules/niu/luasrc/model/cbi/niu/network/lan1.lua
+++ b/modules/niu/luasrc/model/cbi/niu/network/lan1.lua
@@ -13,17 +13,30 @@ You may obtain a copy of the License at
 $Id$
 ]]--
 
+local bridge = (arg[1] == "bridgelan")
 local niulib = require "luci.niulib"
 local fs = require "nixio.fs"
 local has_ipv6 = fs.access("/proc/net/ipv6_route")
 
-m = Map("network", "Configure Local Network", "These settings affect the devices in your local network. "..
-"Usually you do not need to change anything here for your router to work correctly.")
+m = Map("network", translate("Configure Local Network"), bridge and
+translate([[The wireless network will be connected directly to your local network.
+Make sure you to assign any address to this device that is in the same subnet
+of the other devices in your network but that is not already occupied.
+If you have a DHCP-Server in this network you may also choose DHCP for address configuration.]])
+or translate("These settings affect the devices in your local network. "..
+"Usually you do not need to change anything here for your router to work correctly."))
 
 s = m:section(NamedSection, "lan", "interface", "Network Settings")
 s.addremove = false
 
 s:tab("general", translate("General Settings"))
+s:tab("expert", translate("Expert Settings"))
+
+p = s:taboption("expert", ListValue, "proto", translate("Address Configuration"))
+p.default = "static"
+p:value("static", translate("Static Configuration"))
+p:value("dhcp", "DHCP")
+
 
 ipaddr = s:taboption("general", Value, "ipaddr", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Address"))
 ipaddr.default = "192.168.0.1"
@@ -37,14 +50,6 @@ nm:value("255.0.0.0")
 nm:depends("proto", "static")
 
 
-
-s:tab("expert", translate("Expert Settings"))
-
-p = s:taboption("expert", ListValue, "proto", translate("Connection Protocol"))
-p.default = "static"
-p:value("static", translate("Static Ethernet"))
-p:value("dhcp", "DHCP")
-
 mac = s:taboption("expert", Value, "macaddr", translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
 
 mtu = s:taboption("expert", Value, "mtu", "MTU")
@@ -54,7 +59,7 @@ dns = s:taboption("expert", Value, "dns", translate("<abbr title=\"Domain Name S
 dns:depends("peerdns", "")
 
 
-gw = s:taboption("expert", Value, "gateway", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Gateway"))
+gw = s:taboption(bridge and "general" or "expert", Value, "gateway", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Gateway"))
 gw:depends("proto", "static")
 
 bcast = s:taboption("expert", Value, "bcast", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Broadcast"))
@@ -68,8 +73,11 @@ if has_ipv6 then
 	ip6gw:depends("proto", "static")
 end
 
-emerg = s:taboption("expert", Value, "_emergv4", translate("Emergency Access Address"))
+emerg = s:taboption("expert", Value, "_emergv4", translate("Emergency Access Address"),
+translate([[In case the DHCP request fails you will still be able to access this device using given IP 
+by configuring your computer to an address in the same subnet and netmask 255.255.255.0.]]))
 emerg:depends("proto", "dhcp")
+emerg:value("", translate("disable"))
 emerg.default = "169.254.255.169"
 
 
@@ -83,7 +91,6 @@ for _, eth in ipairs(niulib.eth_get_available("lan")) do
 end
 
 
-
 m2 = Map("dhcp")
 
 s = m2:section(TypedSection, "dhcp", "DHCP")
@@ -95,7 +102,10 @@ s:tab("general", translate("General Settings"))
 
 s:depends("interface", "lan")
 
-enable = s:taboption("general", ListValue, "ignore", "Automatic address assignment for network devices", "")
+enable = s:taboption("general", ListValue, "ignore", translate("Automatic address assignment for network devices"),
+bridge and 
+translate("Note: Be careful that you do not accidently two DHCP servers in the same network with overlapping address ranges.")
+or "")
 enable:value(0, translate("enable"), {["network.lan.proto"] = "static"})
 enable:value(1, translate("disable"))
 
@@ -103,17 +113,19 @@ enable:value(1, translate("disable"))
 s:tab("expert", translate("Expert Settings"))
 start = s:taboption("expert", Value, "start", translate("First leased address"))
 start:depends("ignore", "0")
+start.default = "100"
 
 limit = s:taboption("expert", Value, "limit", translate("Number of leased addresses"), "")
 limit:depends("ignore", "0")
+limit.default = "150"
 
-time = s:taboption("expert", Value, "leasetime", "Lease Time")
+time = s:taboption("expert", Value, "leasetime", translate("Lease Time"))
 time:depends("ignore", "0")
+time.default = "12h"
 
-local dd = s:taboption("expert", Flag, "dynamicdhcp", "Also generate addresses for unknown devices")
+local dd = s:taboption("expert", Flag, "dynamicdhcp", translate("Also generate addresses for unknown devices"))
 dd.rmempty = false
 dd.default = "1"
 dd:depends("ignore", "0")
 
-
-return m, m2
+return m, m2
\ No newline at end of file
diff --git a/modules/niu/luasrc/model/cbi/niu/network/wlanwan.lua b/modules/niu/luasrc/model/cbi/niu/network/wlanwan.lua
index 16c74f05c..40d2486bc 100644
--- a/modules/niu/luasrc/model/cbi/niu/network/wlanwan.lua
+++ b/modules/niu/luasrc/model/cbi/niu/network/wlanwan.lua
@@ -18,47 +18,56 @@ local uci = require "luci.model.uci"
 local nixio = require "nixio"
 local iwinfo = require "iwinfo"
 
+local bridge
+local iface = "client"
+local net = "wan"
+if arg[1] == "bridge" then
+	bridge = true
+	iface = "bridge"
+	net = "lan"
+end
+
 local cursor = uci.inst
 local state = uci.inst_state
 cursor:unload("wireless")
 state:unload("wireless")
 
 local has_ipv6 = fs.access("/proc/net/ipv6_route")
-local device = cursor:get("wireless", "client", "device")
+local device = cursor:get("wireless", iface, "device")
 local hwtype = cursor:get("wireless", device, "type")
 
 
 -- Bring up interface and scan --
 
-if not state:get("wireless", "client", "network") then
+if not state:get("wireless", iface, "network") then
 	local olduci = uci.cursor(nil, "")
-	local oldcl = olduci:get_all("wireless", "client")
+	local oldcl = olduci:get_all("wireless", iface)
 	olduci:unload("wireless")
 	
 	local newuci = uci.cursor()
-	local newcl = newuci:get_all("wireless", "client")
-	newcl.network = "wan"
+	local newcl = newuci:get_all("wireless", iface)
+	newcl.network = net
 	
 	local proc = nixio.fork()
 	if proc == 0 then
-		newuci:delete("wireless", "client", "ssid")
+		newuci:delete("wireless", iface, "ssid")
 		newuci:commit("wireless")
 		nixio.exec("/sbin/wifi", "up", device)
 		os.exit(1) 
 	end
 	nixio.wait(proc)
 	
-	newuci:delete("wireless", "client")
-	newuci:section("wireless", "wifi-iface", "client", oldcl)
+	newuci:delete("wireless", iface)
+	newuci:section("wireless", "wifi-iface", iface, oldcl)
 	newuci:commit("wireless")
-	newuci:tset("wireless", "client", newcl)
+	newuci:tset("wireless", iface, newcl)
 	newuci:save("wireless")
 	newuci:unload("wireless")
 
 	state:unload("wireless")
 end
  
-local ifname = state:get("wireless", "client", "ifname") or "wlan0dummy"
+local ifname = state:get("wireless", iface, "ifname") or "wlan0dummy"
 local iwlib = iwinfo.type(ifname) and iwinfo[iwinfo.type(ifname)]
 local suggest = {}
 local encrdep = {
@@ -78,9 +87,13 @@ end
 
 -- Form definition --
 
-m2 = Map("wireless", "Configure WLAN-Adapter for Internet Connection")
+m2 = Map("wireless", translate("Configure WLAN-Adapter for Client Connection"),
+bridge and ("<strong>" .. translate([[It is absolutely necessary that the network you are joining
+supports and allows bridging (WDS) otherwise your connection will fail.]]) .. "</strong> " .. 
+translate([[Note: You can use the access point wizard to configure your
+private access point to increase the range of the network you are connected to.]])) or "")
 
-s = m2:section(NamedSection, "client", "wifi-iface", "Wireless Settings")
+s = m2:section(NamedSection, iface, "wifi-iface", translate("Wireless Settings"))
 s.addremove = false
 
 s:tab("general", translate("General Settings"))
@@ -122,9 +135,11 @@ encr = s:taboption("general", ListValue, "encryption", translate("Encryption"))
 
 
 if hwtype == "mac80211" then
-	mode:value("mesh", translate("Mesh (802.11s)"))
-	local meshid = s:taboption("expert", Value, "mesh_id", translate("Mesh ID"))
-	meshid:depends("mode", "mesh")
+	if not bridge then
+		mode:value("mesh", translate("Mesh (802.11s)"))
+		local meshid = s:taboption("expert", Value, "mesh_id", translate("Mesh ID"))
+		meshid:depends("mode", "mesh")
+	end
 	
 	local ps = s:taboption("expert", Flag, "powersave", translate("Enable Powersaving"))
 	ps:depends("mode", "sta")
@@ -208,11 +223,11 @@ end
 
 
 
-
+if not bridge then
 
 m = Map("network")
 
-s = m:section(NamedSection, "wan", "interface", translate("Address Settings"))
+s = m:section(NamedSection, net, "interface", translate("Address Settings"))
 s.addremove = false
 
 s:tab("general", translate("General Settings"))
@@ -261,3 +276,9 @@ mtu.isinteger = true
 mac = s:taboption("expert", Value, "macaddr", translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
 
 return m2, m
+
+else
+
+return m2
+
+end
\ No newline at end of file
diff --git a/modules/niu/luasrc/model/cbi/niu/wireless/ap.lua b/modules/niu/luasrc/model/cbi/niu/wireless/ap.lua
index 08cc565e2..77325d30c 100644
--- a/modules/niu/luasrc/model/cbi/niu/wireless/ap.lua
+++ b/modules/niu/luasrc/model/cbi/niu/wireless/ap.lua
@@ -9,12 +9,21 @@ end
 local function deviceroute(self)
 	cursor:unload("wireless")
 	local d = cursor:get("wireless", "ap", "device")
+	local t = cursor:get("wireless", "ap", "_cfgtpl")
 	if d ~= "none" then
 		cursor:delete_all("wireless", "wifi-iface", function(s)
 			return s.device == d and s._niu ~= "1"
 		end)
 		cursor:set("wireless", d, "disabled", 0)
 		cursor:set("wireless", "ap", "network", "lan")
+		if t and #t > 0 then
+			cursor:delete("wireless", "ap", "_cfgtpl")
+			cursor:set("wireless", "ap", "ssid", cursor:get("wireless", "bridge", "ssid"))
+			cursor:set("wireless", "ap", "encryption", cursor:get("wireless", "bridge", "encryption"))
+			cursor:set("wireless", "ap", "key", cursor:get("wireless", "bridge", "key"))
+			cursor:set("wireless", "ap", "wds", "1")
+		end
+		
 		self:set_route("ap1")
 	else
 		cursor:delete("wireless", "ap", "network")
diff --git a/modules/niu/luasrc/model/cbi/niu/wireless/ap1.lua b/modules/niu/luasrc/model/cbi/niu/wireless/ap1.lua
index 5ce93b400..2b748ad9d 100644
--- a/modules/niu/luasrc/model/cbi/niu/wireless/ap1.lua
+++ b/modules/niu/luasrc/model/cbi/niu/wireless/ap1.lua
@@ -16,13 +16,13 @@ $Id$
 local iface = "ap"
 local ap = true
 
-
 local fs = require "nixio.fs"
 local sys = require "luci.sys"
 local cursor = require "luci.model.uci".inst
 local state = require "luci.model.uci".inst_state
 cursor:unload("wireless")
 
+
 local device = cursor:get("wireless", iface, "device")
 local hwtype = cursor:get("wireless", device, "type")
 
@@ -175,7 +175,9 @@ s.addremove = false
 s:tab("general", translate("General Settings"))
 s:tab("expert", translate("Expert Settings"))
 
-s:taboption("general", Value, "ssid", translate("Network Name (<abbr title=\"Extended Service Set Identifier\">ESSID</abbr>)"))
+
+
+local ssid = s:taboption("general", Value, "ssid", translate("Network Name (<abbr title=\"Extended Service Set Identifier\">ESSID</abbr>)"))
 
 mode = s:taboption("expert", ListValue, "mode", translate("Operating Mode"))
 mode.override_values = true
@@ -185,8 +187,12 @@ encr = s:taboption("expert", ListValue, "encryption", translate("Encryption"))
 
 
 if hwtype == "mac80211" then
-	s:taboption("expert", Flag, "wds", translate("Enable Bridging and Repeating (WDS)"))
-	s:taboption("expert", Flag, "powersave", translate("Enable Powersaving"))
+	mode:value("mesh", translate("Mesh (802.11s)"))
+	local meshid = s:taboption("expert", Value, "mesh_id", translate("Mesh ID"))
+	meshid:depends("mode", "mesh")
+
+	s:taboption("expert", Flag, "wds", translate("Enable Bridging and Repeating (WDS)")):depends("mode", "ap")
+	s:taboption("expert", Flag, "powersave", translate("Enable Powersaving")):depends("mode", "ap")
 elseif hwtype == "atheros" then
 	-- mode:value("wds", translate("Static WDS"))
 	
@@ -246,16 +252,26 @@ encr:value("wep", "WEP", {mode="ap"})
 
 if hwtype == "atheros" or hwtype == "mac80211" or hwtype == "prism2" then
 	local hostapd = fs.access("/usr/sbin/hostapd") or os.getenv("LUCI_SYSROOT")
+	local supplicant = fs.access("/usr/sbin/wpa_supplicant") or os.getenv("LUCI_SYSROOT")
 
-	if hostapd then
-		--s:taboption("expert", Flag, "_alloweap", "Allow EAP / 802.11i authentication")
-		
+	if hostapd and not supplicant then		
 		encr:value("psk", "WPA", {mode="ap"})
 		encr:value("wpa", "WPA-EAP", {mode="ap"})
 		encr:value("psk-mixed", "WPA + WPA2", {mode="ap"})
 		encr:value("psk2", "WPA2", {mode="ap"})
 		encr:value("wpa2", "WPA2-EAP (802.11i)", {mode="ap"})
 		encr.default = "psk-mixed"
+	elseif not hostapd and supplicant then
+		encr:value("psk", "WPA", {mode="mesh"})
+		encr:value("psk2", "WPA2", {mode="mesh"})
+		encr.default = "psk2"
+	elseif hostapd and supplicant then
+		encr:value("psk", "WPA", {mode="ap"}, {mode="mesh"})
+		encr:value("wpa", "WPA-EAP", {mode="ap"})
+		encr:value("psk-mixed", "WPA + WPA2", {mode="ap"})
+		encr:value("psk2", "WPA2", {mode="ap"}, {mode="mesh"})
+		encr:value("wpa2", "WPA2-EAP (802.11i)", {mode="ap"})
+		encr.default = "psk-mixed"		
 	end
 elseif hwtype == "broadcom" then
 	encr:value("psk", "WPA")
diff --git a/modules/niu/luasrc/model/cbi/niu/wireless/apdevice.lua b/modules/niu/luasrc/model/cbi/niu/wireless/apdevice.lua
index 98f5fc5d6..66b21ab7a 100644
--- a/modules/niu/luasrc/model/cbi/niu/wireless/apdevice.lua
+++ b/modules/niu/luasrc/model/cbi/niu/wireless/apdevice.lua
@@ -12,22 +12,35 @@ You may obtain a copy of the License at
 $Id$
 ]]--
 local niulib = require "luci.niulib"
+local cursor = require "luci.model.uci".inst
 
-m = Map("wireless", "Configure Private Access Point")
-s = m:section(NamedSection, "ap", "interface", translate("Wireless Radio Device"),
+m = Map("wireless", translate("Configure Private Access Point"))
+s = m:section(NamedSection, "ap", "wifi-iface", translate("Wireless Radio Device"),
 translate(
 "Select the wireless radio device that should be used to run the interface."..
 " Note that wireless radios will not show up here if you already use"..
-" them for other wireless services and are not capable of being used as"..
-" an access point in parallel."))
+" them for other wireless services and are not capable of being used by"..
+" more than one service simultaneously or run this specific service at all."))
 s.anonymous = true
 s.addremove = false
 
-l = s:option(ListValue, "device", "Device providing Access Point")
+local l = s:option(ListValue, "device", translate("Wireless Device"))
 
 for _, wifi in ipairs(niulib.wifi_get_available("ap")) do
-	l:value(wifi, "WLAN-Adapter (%s)" % wifi)
+	l:value(wifi, translate("WLAN-Adapter (%s)") % wifi)
+end
+l:value("none", translate("Disable Private Access Point"))
+
+
+local extend = cursor:get("wireless", "bridge", "network")
+	and cursor:get("wireless", "bridge", "ssid")
+	
+if extend ~= cursor:get("wireless", "ap", "ssid") then
+	local templ = s:option(ListValue, "_cfgtpl", translate("Configuration Template"))
+	templ:depends({["!default"] = 1})
+	templ:depends({["!reverse"] = 1, device = "none"})
+	templ:value("", translate("Access Point (Current Settings)"))
+	templ:value("bridge", translate("Extend network %s") % extend)
 end
-l:value("none", "Disable Private Access Point")
 
 return m
diff --git a/modules/niu/luasrc/model/cbi/niu/wireless/brdevice.lua b/modules/niu/luasrc/model/cbi/niu/wireless/brdevice.lua
new file mode 100644
index 000000000..be5c475cc
--- /dev/null
+++ b/modules/niu/luasrc/model/cbi/niu/wireless/brdevice.lua
@@ -0,0 +1,33 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2009 Steven Barth <steven@midlink.org>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+]]--
+local niulib = require "luci.niulib"
+
+m = Map("wireless", translate("Join a local WDS network"))
+s = m:section(NamedSection, "bridge", "wifi-iface", translate("Wireless Radio Device"),
+translate(
+"Select the wireless radio device that should be used to run the interface."..
+" Note that wireless radios will not show up here if you already use"..
+" them for other wireless services and are not capable of being used by"..
+" more than one service simultaneously or run this specific service at all."))
+s.anonymous = true
+s.addremove = false
+
+l = s:option(ListValue, "device", translate("Wireless Device"))
+
+for _, wifi in ipairs(niulib.wifi_get_available("bridge", {atheros = true, mac80211 = true})) do
+	l:value(wifi, translate("WLAN-Adapter (%s)") % wifi)
+end
+l:value("none", translate("Disable Bridge"))
+
+return m
diff --git a/modules/niu/luasrc/model/cbi/niu/wireless/bridge.lua b/modules/niu/luasrc/model/cbi/niu/wireless/bridge.lua
new file mode 100644
index 000000000..7ac2fff99
--- /dev/null
+++ b/modules/niu/luasrc/model/cbi/niu/wireless/bridge.lua
@@ -0,0 +1,91 @@
+local uci = require "luci.model.uci"
+local cursor = uci.cursor()
+
+if not cursor:get("wireless", "bridge") then
+	cursor:section("wireless", "wifi-iface", "bridge",
+		{device = "_", doth = "1", _niu = "1", mode = "sta", wds = "1"})
+	cursor:save("wireless")
+end
+
+local function deviceroute(self)
+	cursor:unload("wireless")
+	local d = cursor:get("wireless", "bridge", "device")
+	if d ~= "none" then
+		local nc = uci.cursor(nil, "")
+		cursor:delete_all("wireless", "wifi-iface", function(s)
+			return s.device == d and s._niu ~= "1"
+		end)
+		if nc:get("wireless", "bridge", "network")
+		 ~= cursor:get("wireless", "bridge", "network") then
+			cursor:delete("wireless", "bridge", "network")
+		end
+		cursor:set("wireless", d, "disabled", 0)
+		cursor:foreach("dhcp", "dhcp", function(s)
+			if s.interface == "lan" and s.ignore ~= "1" then 
+				cursor:set("dhcp", s[".name"], "ignore", "1")
+	 		end
+		end)
+		self:set_route("scan", "bridge", "bridgelan")
+	else
+		if cursor:get("wireless", "bridge", "network") then
+			cursor:delete("wireless", "bridge", "network")
+			cursor:foreach("dhcp", "dhcp", function(s)
+				if s.interface == "lan" and s.ignore == "1" then 
+					cursor:set("dhcp", s[".name"], "ignore", "0")
+	 			end
+			end)
+			self:set_route("lan")
+		end
+	end
+	cursor:save("dhcp")
+	cursor:save("wireless")
+end
+
+
+local d = Delegator()
+d.allow_finish = true
+d.allow_back = true
+d.allow_cancel = true
+
+d:add("device", "niu/wireless/brdevice")
+d:add("deviceroute", deviceroute)
+d:set("scan", "niu/network/wlanwanscan")
+d:set("bridge", "niu/network/wlanwan")
+d:set("bridgelan", "niu/network/lan1")
+d:set("lan", "niu/network/lan1")
+
+function d.on_cancel()
+	cursor:revert("network")
+	cursor:revert("wireless")
+	cursor:revert("dhcp")
+end
+
+function d.on_done()
+	if uci.inst_state:get("network", "lan", "ipaddr") ~= cursor:get("network", "lan", "ipaddr") then
+		local cs = uci.cursor_state()
+		cs:set("network", "lan", "_ipchanged", "1")
+		cs:save("network")
+	end
+	
+	if cursor:get("network", "lan", "proto") == "dhcp" then
+		local emergv4 = cursor:get("network", "lan", "_emergv4")
+		if emergv4 then
+			if cursor:get("network", "lan_ea") then
+				cursor:set("network", "lan_ea", "ipaddr", emergv4)
+			else
+				cursor:section("network", "alias", "lan_ea", {
+					ipaddr = emergv4,
+					netmask = "255.255.255.0",
+					network = "lan"
+				})
+			end
+		else
+			cursor:delete("network", "lan_ea")
+		end
+	end
+	cursor:commit("network")
+	cursor:commit("wireless")
+	cursor:commit("dhcp")
+end
+
+return d
\ No newline at end of file
diff --git a/modules/niu/luasrc/niulib.lua b/modules/niu/luasrc/niulib.lua
index 73918a8ac..7690294bc 100644
--- a/modules/niu/luasrc/niulib.lua
+++ b/modules/niu/luasrc/niulib.lua
@@ -52,7 +52,7 @@ function eth_get_bridged(except)
 	return cnt > 1 and ifs or {}
 end
 
-function wifi_get_available(except)
+function wifi_get_available(except, types)
 	cursor:unload("wireless")
 
 	local iwinfo = require "iwinfo"
@@ -72,7 +72,7 @@ function wifi_get_available(except)
 
 	local wifis = {}
 	cursor:foreach("wireless", "wifi-device", function(s)
-		if not used[s[".name"]] then
+		if not used[s[".name"]] and (not types or types[s.type]) then
 			wifis[#wifis+1] = s[".name"]
 		end
 	end)