--- /dev/null
+-- Copyright 2017 Dirk Brenken (dev@brenken.org)
+-- This is free software, licensed under the Apache License, Version 2.0
+
+local nxfs = require("nixio.fs")
+local util = require("luci.util")
+local uci_input = "/etc/config/dhcp"
+
+if not nxfs.access(uci_input) then
+ m = SimpleForm("error", nil, translate("Input file not found, please check your configuration."))
+ return m
+end
+
+m = SimpleForm("input", nil)
+m:append(Template("dnscrypt-proxy/config_css"))
+m.submit = translate("Save")
+m.reset = false
+
+s = m:section(SimpleSection, nil,
+ translate("This form allows you to modify the content of the main Dnsmasq configuration file (/etc/config/dhcp)."))
+
+f = s:option(TextValue, "data")
+f.rows = 20
+f.rmempty = true
+
+function f.cfgvalue()
+ return nxfs.readfile(uci_input) or ""
+end
+
+function f.write(self, section, data)
+ return nxfs.writefile(uci_input, "\n" .. util.trim(data:gsub("\r\n", "\n")) .. "\n")
+end
+
+function s.handle(self, state, data)
+ return true
+end
+
+return m