NIU:

[project/luci.git] / modules / niu / luasrc / niulib.lua

diff --git a/modules/niu/luasrc/niulib.lua b/modules/niu/luasrc/niulib.lua
new file mode 100644 (file)
index 0000000..2a46355
--- /dev/null
+++ b/modules/niu/luasrc/niulib.lua
@@ -0,0 +1,65 @@
+--[[
+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 ipairs, pairs, require = ipairs, pairs, require
+local os = require "os"
+
+local cursor = require "luci.model.uci".inst
+
+
+module "luci.niulib"
+
+function eth_get_available(except)
+       local nw = require "luci.model.network"
+       nw.init(cursor)
+
+       local ifs = {}
+       for _, iface in ipairs(nw.get_interfaces()) do
+               if iface:name():find("eth") == 1 then
+                       local net = iface:get_network()
+                       if not net or net:name() == except or os.getenv("LUCI_SYSROOT") then
+                               ifs[#ifs+1] = iface:name()
+                       end
+               end
+       end
+       return ifs
+end
+
+function wifi_get_available(except)
+       cursor:unload("wireless")
+
+       local iwinfo = require "iwinfo"
+       local used = {}
+       cursor:foreach("wireless", "wifi-iface", function(s)
+               if s[".name"] ~= except and s._niu == 1 then
+                       used[s.device] = 1
+               end
+       end)
+
+       for k in pairs(used) do
+               local t = iwinfo.type(k)
+               if t and iwinfo[t] then
+                       used[k] = (iwinfo[t].mbssid_support() < 1)
+               end
+       end
+
+       local wifis = {}
+       cursor:foreach("wireless", "wifi-device", function(s)
+               if not used[s[".name"]] then
+                       wifis[#wifis+1] = s[".name"]
+               end
+       end)
+       return wifis
+end
+