Rework LuCI build system

 * Rename subdirectories to their repective OpenWrt package names
 * Make each LuCI module its own standalone package
 * Deploy a shared luci.mk which is used by each module Makefile

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

7 files changed, 717 insertions, 0 deletions

diff --git a/protocols/luci-proto-ppp/Makefile b/protocols/luci-proto-ppp/Makefile
new file mode 100644
index 000000000..70db744ea
--- /dev/null
+++ b/protocols/luci-proto-ppp/Makefile
@@ -0,0 +1,14 @@
+#
+# Copyright (C) 2008-2014 The LuCI Team <luci@lists.subsignal.org>
+#
+# This is free software, licensed under the Apache License, Version 2.0 .
+#
+
+include $(TOPDIR)/rules.mk
+
+LUCI_TITLE:=Support for PPP/PPPoE/PPPoA/PPtP
+LUCI_DEPENDS:=
+
+include ../../luci.mk
+
+# call BuildPackage - OpenWrt buildroot signature
diff --git a/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_l2tp.lua b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_l2tp.lua
new file mode 100644
index 000000000..c1dd56e12
--- /dev/null
+++ b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_l2tp.lua
@@ -0,0 +1,69 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2011 Jo-Philipp Wich <xm@subsignal.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
+]]--
+
+local map, section, net = ...
+
+local server, username, password
+local ipv6, defaultroute, metric, peerdns, dns, mtu
+
+
+server = section:taboption("general", Value, "server", translate("L2TP Server"))
+server.datatype = "host"
+
+
+username = section:taboption("general", Value, "username", translate("PAP/CHAP username"))
+
+
+password = section:taboption("general", Value, "password", translate("PAP/CHAP password"))
+password.password = true
+
+if luci.model.network:has_ipv6() then
+
+	ipv6 = section:taboption("advanced", Flag, "ipv6",
+		translate("Enable IPv6 negotiation on the PPP link"))
+
+	ipv6.default = ipv6.disabled
+
+end
+
+defaultroute = section:taboption("advanced", Flag, "defaultroute",
+	translate("Use default gateway"),
+	translate("If unchecked, no default route is configured"))
+
+defaultroute.default = defaultroute.enabled
+
+
+metric = section:taboption("advanced", Value, "metric",
+	translate("Use gateway metric"))
+
+metric.placeholder = "0"
+metric.datatype    = "uinteger"
+metric:depends("defaultroute", defaultroute.enabled)
+
+
+peerdns = section:taboption("advanced", Flag, "peerdns",
+	translate("Use DNS servers advertised by peer"),
+	translate("If unchecked, the advertised DNS server addresses are ignored"))
+
+peerdns.default = peerdns.enabled
+
+
+dns = section:taboption("advanced", DynamicList, "dns",
+	translate("Use custom DNS servers"))
+
+dns:depends("peerdns", "")
+dns.datatype = "ipaddr"
+dns.cast     = "string"
+
+mtu = section:taboption("advanced", Value, "mtu", translate("Override MTU"))
+mtu.placeholder = "1500"
+mtu.datatype    = "max(9200)"
diff --git a/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_ppp.lua b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_ppp.lua
new file mode 100644
index 000000000..659e733a7
--- /dev/null
+++ b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_ppp.lua
@@ -0,0 +1,136 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2011 Jo-Philipp Wich <xm@subsignal.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
+]]--
+
+local map, section, net = ...
+
+local device, username, password
+local ipv6, defaultroute, metric, peerdns, dns,
+	  keepalive_failure, keepalive_interval, demand, mtu
+
+
+device = section:taboption("general", Value, "device", translate("Modem device"))
+device.rmempty = false
+
+local device_suggestions = nixio.fs.glob("/dev/tty*S*")
+	or nixio.fs.glob("/dev/tts/*")
+
+if device_suggestions then
+	local node
+	for node in device_suggestions do
+		device:value(node)
+	end
+end
+
+
+username = section:taboption("general", Value, "username", translate("PAP/CHAP username"))
+
+
+password = section:taboption("general", Value, "password", translate("PAP/CHAP password"))
+password.password = true
+
+
+if luci.model.network:has_ipv6() then
+
+	ipv6 = section:taboption("advanced", Flag, "ipv6",
+		translate("Enable IPv6 negotiation on the PPP link"))
+
+	ipv6.default = ipv6.disabled
+
+end
+
+
+defaultroute = section:taboption("advanced", Flag, "defaultroute",
+	translate("Use default gateway"),
+	translate("If unchecked, no default route is configured"))
+
+defaultroute.default = defaultroute.enabled
+
+
+metric = section:taboption("advanced", Value, "metric",
+	translate("Use gateway metric"))
+
+metric.placeholder = "0"
+metric.datatype    = "uinteger"
+metric:depends("defaultroute", defaultroute.enabled)
+
+
+peerdns = section:taboption("advanced", Flag, "peerdns",
+	translate("Use DNS servers advertised by peer"),
+	translate("If unchecked, the advertised DNS server addresses are ignored"))
+
+peerdns.default = peerdns.enabled
+
+
+dns = section:taboption("advanced", DynamicList, "dns",
+	translate("Use custom DNS servers"))
+
+dns:depends("peerdns", "")
+dns.datatype = "ipaddr"
+dns.cast     = "string"
+
+
+keepalive_failure = section:taboption("advanced", Value, "_keepalive_failure",
+	translate("LCP echo failure threshold"),
+	translate("Presume peer to be dead after given amount of LCP echo failures, use 0 to ignore failures"))
+
+function keepalive_failure.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^(%d+)[ ,]+%d+") or v)
+	end
+end
+
+function keepalive_failure.write() end
+function keepalive_failure.remove() end
+
+keepalive_failure.placeholder = "0"
+keepalive_failure.datatype    = "uinteger"
+
+
+keepalive_interval = section:taboption("advanced", Value, "_keepalive_interval",
+	translate("LCP echo interval"),
+	translate("Send LCP echo requests at the given interval in seconds, only effective in conjunction with failure threshold"))
+
+function keepalive_interval.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^%d+[ ,]+(%d+)"))
+	end
+end
+
+function keepalive_interval.write(self, section, value)
+	local f = tonumber(keepalive_failure:formvalue(section)) or 0
+	local i = tonumber(value) or 5
+	if i < 1 then i = 1 end
+	if f > 0 then
+		m:set(section, "keepalive", "%d %d" %{ f, i })
+	else
+		m:del(section, "keepalive")
+	end
+end
+
+keepalive_interval.remove      = keepalive_interval.write
+keepalive_interval.placeholder = "5"
+keepalive_interval.datatype    = "min(1)"
+
+
+demand = section:taboption("advanced", Value, "demand",
+	translate("Inactivity timeout"),
+	translate("Close inactive connection after the given amount of seconds, use 0 to persist connection"))
+
+demand.placeholder = "0"
+demand.datatype    = "uinteger"
+
+
+mtu = section:taboption("advanced", Value, "mtu", translate("Override MTU"))
+mtu.placeholder = "1500"
+mtu.datatype    = "max(9200)"
diff --git a/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppoa.lua b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppoa.lua
new file mode 100644
index 000000000..c32e2828d
--- /dev/null
+++ b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppoa.lua
@@ -0,0 +1,142 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2011 Jo-Philipp Wich <xm@subsignal.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
+]]--
+
+local map, section, net = ...
+
+local encaps, atmdev, vci, vpi, username, password
+local ipv6, defaultroute, metric, peerdns, dns,
+      keepalive_failure, keepalive_interval, demand, mtu
+
+
+encaps = section:taboption("general", ListValue, "encaps", translate("PPPoA Encapsulation"))
+encaps:value("vc", "VC-Mux")
+encaps:value("llc", "LLC")
+
+
+atmdev = section:taboption("general", Value, "atmdev", translate("ATM device number"))
+atmdev.default  = "0"
+atmdev.datatype = "uinteger"
+
+
+vci = section:taboption("general", Value, "vci", translate("ATM Virtual Channel Identifier (VCI)"))
+vci.default  = "35"
+vci.datatype = "uinteger"
+
+
+vpi = section:taboption("general", Value, "vpi", translate("ATM Virtual Path Identifier (VPI)"))
+vpi.default  = "8"
+vpi.datatype = "uinteger"
+
+
+username = section:taboption("general", Value, "username", translate("PAP/CHAP username"))
+
+
+password = section:taboption("general", Value, "password", translate("PAP/CHAP password"))
+password.password = true
+
+
+if luci.model.network:has_ipv6() then
+
+	ipv6 = section:taboption("advanced", Flag, "ipv6",
+		translate("Enable IPv6 negotiation on the PPP link"))
+
+	ipv6.default = ipv6.disabled
+
+end
+
+
+defaultroute = section:taboption("advanced", Flag, "defaultroute",
+	translate("Use default gateway"),
+	translate("If unchecked, no default route is configured"))
+
+defaultroute.default = defaultroute.enabled
+
+
+metric = section:taboption("advanced", Value, "metric",
+	translate("Use gateway metric"))
+
+metric.placeholder = "0"
+metric.datatype    = "uinteger"
+metric:depends("defaultroute", defaultroute.enabled)
+
+
+peerdns = section:taboption("advanced", Flag, "peerdns",
+	translate("Use DNS servers advertised by peer"),
+	translate("If unchecked, the advertised DNS server addresses are ignored"))
+
+peerdns.default = peerdns.enabled
+
+
+dns = section:taboption("advanced", DynamicList, "dns",
+	translate("Use custom DNS servers"))
+
+dns:depends("peerdns", "")
+dns.datatype = "ipaddr"
+dns.cast     = "string"
+
+
+keepalive_failure = section:taboption("advanced", Value, "_keepalive_failure",
+	translate("LCP echo failure threshold"),
+	translate("Presume peer to be dead after given amount of LCP echo failures, use 0 to ignore failures"))
+
+function keepalive_failure.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^(%d+)[ ,]+%d+") or v)
+	end
+end
+
+function keepalive_failure.write() end
+function keepalive_failure.remove() end
+
+keepalive_failure.placeholder = "0"
+keepalive_failure.datatype    = "uinteger"
+
+
+keepalive_interval = section:taboption("advanced", Value, "_keepalive_interval",
+	translate("LCP echo interval"),
+	translate("Send LCP echo requests at the given interval in seconds, only effective in conjunction with failure threshold"))
+
+function keepalive_interval.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^%d+[ ,]+(%d+)"))
+	end
+end
+
+function keepalive_interval.write(self, section, value)
+	local f = tonumber(keepalive_failure:formvalue(section)) or 0
+	local i = tonumber(value) or 5
+	if i < 1 then i = 1 end
+	if f > 0 then
+		m:set(section, "keepalive", "%d %d" %{ f, i })
+	else
+		m:del(section, "keepalive")
+	end
+end
+
+keepalive_interval.remove      = keepalive_interval.write
+keepalive_interval.placeholder = "5"
+keepalive_interval.datatype    = "min(1)"
+
+
+demand = section:taboption("advanced", Value, "demand",
+	translate("Inactivity timeout"),
+	translate("Close inactive connection after the given amount of seconds, use 0 to persist connection"))
+
+demand.placeholder = "0"
+demand.datatype    = "uinteger"
+
+
+mtu = section:taboption("advanced", Value, "mtu", translate("Override MTU"))
+mtu.placeholder = "1500"
+mtu.datatype    = "max(9200)"
diff --git a/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppoe.lua b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppoe.lua
new file mode 100644
index 000000000..ec258a528
--- /dev/null
+++ b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppoe.lua
@@ -0,0 +1,136 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2011 Jo-Philipp Wich <xm@subsignal.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
+]]--
+
+local map, section, net = ...
+
+local username, password, ac, service
+local ipv6, defaultroute, metric, peerdns, dns,
+      keepalive_failure, keepalive_interval, demand, mtu
+
+
+username = section:taboption("general", Value, "username", translate("PAP/CHAP username"))
+
+
+password = section:taboption("general", Value, "password", translate("PAP/CHAP password"))
+password.password = true
+
+
+ac = section:taboption("general", Value, "ac",
+	translate("Access Concentrator"),
+	translate("Leave empty to autodetect"))
+
+ac.placeholder = translate("auto")
+
+
+service = section:taboption("general", Value, "service",
+	translate("Service Name"),
+	translate("Leave empty to autodetect"))
+
+service.placeholder = translate("auto")
+
+
+if luci.model.network:has_ipv6() then
+
+	ipv6 = section:taboption("advanced", Flag, "ipv6",
+		translate("Enable IPv6 negotiation on the PPP link"))
+
+	ipv6.default = ipv6.disabled
+
+end
+
+
+defaultroute = section:taboption("advanced", Flag, "defaultroute",
+	translate("Use default gateway"),
+	translate("If unchecked, no default route is configured"))
+
+defaultroute.default = defaultroute.enabled
+
+
+metric = section:taboption("advanced", Value, "metric",
+	translate("Use gateway metric"))
+
+metric.placeholder = "0"
+metric.datatype    = "uinteger"
+metric:depends("defaultroute", defaultroute.enabled)
+
+
+peerdns = section:taboption("advanced", Flag, "peerdns",
+	translate("Use DNS servers advertised by peer"),
+	translate("If unchecked, the advertised DNS server addresses are ignored"))
+
+peerdns.default = peerdns.enabled
+
+
+dns = section:taboption("advanced", DynamicList, "dns",
+	translate("Use custom DNS servers"))
+
+dns:depends("peerdns", "")
+dns.datatype = "ipaddr"
+dns.cast     = "string"
+
+
+keepalive_failure = section:taboption("advanced", Value, "_keepalive_failure",
+	translate("LCP echo failure threshold"),
+	translate("Presume peer to be dead after given amount of LCP echo failures, use 0 to ignore failures"))
+
+function keepalive_failure.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^(%d+)[ ,]+%d+") or v)
+	end
+end
+
+function keepalive_failure.write() end
+function keepalive_failure.remove() end
+
+keepalive_failure.placeholder = "0"
+keepalive_failure.datatype    = "uinteger"
+
+
+keepalive_interval = section:taboption("advanced", Value, "_keepalive_interval",
+	translate("LCP echo interval"),
+	translate("Send LCP echo requests at the given interval in seconds, only effective in conjunction with failure threshold"))
+
+function keepalive_interval.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^%d+[ ,]+(%d+)"))
+	end
+end
+
+function keepalive_interval.write(self, section, value)
+	local f = tonumber(keepalive_failure:formvalue(section)) or 0
+	local i = tonumber(value) or 5
+	if i < 1 then i = 1 end
+	if f > 0 then
+		m:set(section, "keepalive", "%d %d" %{ f, i })
+	else
+		m:del(section, "keepalive")
+	end
+end
+
+keepalive_interval.remove      = keepalive_interval.write
+keepalive_interval.placeholder = "5"
+keepalive_interval.datatype    = "min(1)"
+
+
+demand = section:taboption("advanced", Value, "demand",
+	translate("Inactivity timeout"),
+	translate("Close inactive connection after the given amount of seconds, use 0 to persist connection"))
+
+demand.placeholder = "0"
+demand.datatype    = "uinteger"
+
+
+mtu = section:taboption("advanced", Value, "mtu", translate("Override MTU"))
+mtu.placeholder = "1500"
+mtu.datatype    = "max(9200)"
diff --git a/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pptp.lua b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pptp.lua
new file mode 100644
index 000000000..ea9858e7d
--- /dev/null
+++ b/protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pptp.lua
@@ -0,0 +1,116 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2011-2012 Jo-Philipp Wich <xm@subsignal.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
+]]--
+
+local map, section, net = ...
+
+local server, username, password
+local defaultroute, metric, peerdns, dns,
+	keepalive_failure, keepalive_interval, demand, mtu
+
+
+server = section:taboption("general", Value, "server", translate("VPN Server"))
+server.datatype = "host"
+
+
+username = section:taboption("general", Value, "username", translate("PAP/CHAP username"))
+
+
+password = section:taboption("general", Value, "password", translate("PAP/CHAP password"))
+password.password = true
+
+
+defaultroute = section:taboption("advanced", Flag, "defaultroute",
+	translate("Use default gateway"),
+	translate("If unchecked, no default route is configured"))
+
+defaultroute.default = defaultroute.enabled
+
+
+metric = section:taboption("advanced", Value, "metric",
+	translate("Use gateway metric"))
+
+metric.placeholder = "0"
+metric.datatype    = "uinteger"
+metric:depends("defaultroute", defaultroute.enabled)
+
+
+peerdns = section:taboption("advanced", Flag, "peerdns",
+	translate("Use DNS servers advertised by peer"),
+	translate("If unchecked, the advertised DNS server addresses are ignored"))
+
+peerdns.default = peerdns.enabled
+
+
+dns = section:taboption("advanced", DynamicList, "dns",
+	translate("Use custom DNS servers"))
+
+dns:depends("peerdns", "")
+dns.datatype = "ipaddr"
+dns.cast     = "string"
+
+
+keepalive_failure = section:taboption("advanced", Value, "_keepalive_failure",
+	translate("LCP echo failure threshold"),
+	translate("Presume peer to be dead after given amount of LCP echo failures, use 0 to ignore failures"))
+
+function keepalive_failure.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^(%d+)[ ,]+%d+") or v)
+	end
+end
+
+function keepalive_failure.write() end
+function keepalive_failure.remove() end
+
+keepalive_failure.placeholder = "0"
+keepalive_failure.datatype    = "uinteger"
+
+
+keepalive_interval = section:taboption("advanced", Value, "_keepalive_interval",
+	translate("LCP echo interval"),
+	translate("Send LCP echo requests at the given interval in seconds, only effective in conjunction with failure threshold"))
+
+function keepalive_interval.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^%d+[ ,]+(%d+)"))
+	end
+end
+
+function keepalive_interval.write(self, section, value)
+	local f = tonumber(keepalive_failure:formvalue(section)) or 0
+	local i = tonumber(value) or 5
+	if i < 1 then i = 1 end
+	if f > 0 then
+		m:set(section, "keepalive", "%d %d" %{ f, i })
+	else
+		m:del(section, "keepalive")
+	end
+end
+
+keepalive_interval.remove      = keepalive_interval.write
+keepalive_interval.placeholder = "5"
+keepalive_interval.datatype    = "min(1)"
+
+
+demand = section:taboption("advanced", Value, "demand",
+	translate("Inactivity timeout"),
+	translate("Close inactive connection after the given amount of seconds, use 0 to persist connection"))
+
+demand.placeholder = "0"
+demand.datatype    = "uinteger"
+
+
+mtu = section:taboption("advanced", Value, "mtu", translate("Override MTU"))
+mtu.placeholder = "1500"
+mtu.datatype    = "max(9200)"
diff --git a/protocols/luci-proto-ppp/luasrc/model/network/proto_ppp.lua b/protocols/luci-proto-ppp/luasrc/model/network/proto_ppp.lua
new file mode 100644
index 000000000..dfd545f35
--- /dev/null
+++ b/protocols/luci-proto-ppp/luasrc/model/network/proto_ppp.lua
@@ -0,0 +1,104 @@
+--[[
+LuCI - Network model - 3G, PPP, PPtP, PPPoE and PPPoA protocol extension
+
+Copyright 2011 Jo-Philipp Wich <xm@subsignal.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
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+]]--
+
+local netmod = luci.model.network
+
+local _, p
+for _, p in ipairs({"ppp", "pptp", "pppoe", "pppoa", "3g", "l2tp"}) do
+
+	local proto = netmod:register_protocol(p)
+
+	function proto.get_i18n(self)
+		if p == "ppp" then
+			return luci.i18n.translate("PPP")
+		elseif p == "pptp" then
+			return luci.i18n.translate("PPtP")
+		elseif p == "3g" then
+			return luci.i18n.translate("UMTS/GPRS/EV-DO")
+		elseif p == "pppoe" then
+			return luci.i18n.translate("PPPoE")
+		elseif p == "pppoa" then
+			return luci.i18n.translate("PPPoATM")
+		elseif p == "l2tp" then
+			return luci.i18n.translate("L2TP")
+		end
+	end
+
+	function proto.ifname(self)
+		return p .. "-" .. self.sid
+	end
+
+	function proto.opkg_package(self)
+		if p == "ppp" then
+			return p
+		elseif p == "3g" then
+			return "comgt"
+		elseif p == "pptp" then
+			return "ppp-mod-pptp"
+		elseif p == "pppoe" then
+			return "ppp-mod-pppoe"
+		elseif p == "pppoa" then
+			return "ppp-mod-pppoa"
+		elseif p == "l2tp" then
+			return "xl2tpd"
+		end
+	end
+
+	function proto.is_installed(self)
+		if p == "pppoa" then
+			return (nixio.fs.glob("/usr/lib/pppd/*/pppoatm.so")() ~= nil)
+		elseif p == "pppoe" then
+			return (nixio.fs.glob("/usr/lib/pppd/*/rp-pppoe.so")() ~= nil)
+		elseif p == "pptp" then
+			return (nixio.fs.glob("/usr/lib/pppd/*/pptp.so")() ~= nil)
+		elseif p == "3g" then
+			return nixio.fs.access("/lib/netifd/proto/3g.sh")
+		elseif p == "l2tp" then
+			return nixio.fs.access("/lib/netifd/proto/l2tp.sh")
+		else
+			return nixio.fs.access("/lib/netifd/proto/ppp.sh")
+		end
+	end
+
+	function proto.is_floating(self)
+		return (p ~= "pppoe")
+	end
+
+	function proto.is_virtual(self)
+		return true
+	end
+
+	function proto.get_interfaces(self)
+		if self:is_floating() then
+			return nil
+		else
+			return netmod.protocol.get_interfaces(self)
+		end
+	end
+
+	function proto.contains_interface(self, ifc)
+		if self:is_floating() then
+			return (netmod:ifnameof(ifc) == self:ifname())
+		else
+			return netmod.protocol.contains_interface(self, ifc)
+		end
+	end
+
+	netmod:register_pattern_virtual("^%s-%%w" % p)
+end