#!/bin/sh
# network	: ipv4.ipv4.ipv4.ipv4/mask || dns/mask
# clients	: PROTO ; PORT ; IFACE ; IFACE ; IFACE .... |
# servers	: PROTO ; PORT ; IFACE ; IFACE ; IFACE .... |

# Only intranet
#local network="$network;$net;224.0.0.0/8"

# [ MDNS ]
#local clients="$clients|UDP	;5353	"
#local servers="$servers|UDP	;5353	"

# ruleOut	: iptables -t filter -A OUTPUT   -o ""$eth"" -j ""$rulesOut""
# ruleIn	: iptables -t filter -A INPUT    -i ""$eth"" -j ""$rulesIn""
# dropOut	: iptables -t filter -A OUTPUT   -o ""$eth"" -j ""$rulesOut""
# dropIn	: iptables -t filter -A INPUT    -i ""$eth"" -j ""$rulesIn""
# SRC=192.168.1.111 DST=239.255.255.250 LEN=165 TOS=0x00 PREC=0x00 TTL=4 ID=18367 PROTO=UDP SPT=56774 DPT=1900 LEN=145
# SRC=10.83.10.7 DST=239.255.255.250 LEN=204 TOS=0x00 PREC=0x00 TTL=1 ID=53044 PROTO=UDP SPT=53517 DPT=1900 LEN=184 MARK=0xb
local ruleFwd="$ruleFwd;upnp_igmp	| -s "$net"	-d 239.255.255.250/32	-p udp --dport 1900"
if [ -n "$gw" ];then
 local ruleFwd="$ruleFwd;upnp_igmp	| -s "$gw"	-d "$net"	-p tcp"
 # SRC=192.168.1.254 DST=192.168.1.111 LEN=492 TOS=0x00 PREC=0x00 TTL=64 ID=61007 DF PROTO=UDP SPT=1900 DPT=51328 LEN=472 MARK=0x13
 local ruleFwd="$ruleFwd;upnp_igmp	| -s "$gw"	-d "$net"	-p udp --sport 1900"
 local ruleFwd="$ruleFwd;upnp_igmp	| -s "$gw"	-d "$net"	-p tcp"
 local ruleFwd="$ruleFwd;upnp_igmp	| -s "$net"	-d "$gw"	-p tcp"
fi