modules/niu/luasrc/niulib.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2009 Steven Barth <steven@midlink.org>
   5
   6 Licensed under the Apache License, Version 2.0 (the "License");
   7 you may not use this file except in compliance with the License.
   8 You may obtain a copy of the License at
   9
  10         http://www.apache.org/licenses/LICENSE-2.0
  11
  12 $Id$
  13 ]]--
  14
  15 local ipairs, pairs, require = ipairs, pairs, require
  16 local os = require "os"
  17
  18 local cursor = require "luci.model.uci".inst
  19
  20
  21 module "luci.niulib"
  22
  23 function eth_get_available(except)
  24         local nw = require "luci.model.network"
  25         nw.init(cursor)
  26
  27         local ifs = {}
  28         for _, iface in ipairs(nw.get_interfaces()) do
  29                 if iface:name():find("eth") == 1 then
  30                         local net = iface:get_network()
  31                         if not net or net:name() == except or os.getenv("LUCI_SYSROOT") then
  32                                 ifs[#ifs+1] = iface:name()
  33                         end
  34                 end
  35         end
  36         return ifs
  37 end
  38
  39 function wifi_get_available(except)
  40         cursor:unload("wireless")
  41
  42         local iwinfo = require "iwinfo"
  43         local used = {}
  44         cursor:foreach("wireless", "wifi-iface", function(s)
  45                 if s[".name"] ~= except and s._niu == 1 then
  46                         used[s.device] = 1
  47                 end
  48         end)
  49
  50         for k in pairs(used) do
  51                 local t = iwinfo.type(k)
  52                 if t and iwinfo[t] then
  53                         used[k] = (iwinfo[t].mbssid_support(k) < 1)
  54                 end
  55         end
  56
  57         local wifis = {}
  58         cursor:foreach("wireless", "wifi-device", function(s)
  59                 if not used[s[".name"]] then
  60                         wifis[#wifis+1] = s[".name"]
  61                 end
  62         end)
  63         return wifis
  64 end
  65