From 14f80450fb632b77a5daecbfa3106d76fc5e6367 Mon Sep 17 00:00:00 2001
From: JackDoan <me@jackdoan.com>
Date: Tue, 29 Sep 2026 15:51:59 -0500
Subject: [PATCH] allow more protos to have ports parsed

---
 iputil/packet.go | 3 +++
 outside.go       | 4 ++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/iputil/packet.go b/iputil/packet.go
index 166ede60..0b7cad3a 100644
--- a/iputil/packet.go
+++ b/iputil/packet.go
@@ -32,6 +32,9 @@ const (
 	IPProtocolICMPv6      = 58
 	IPProtocolTCP         = 6
 	IPProtocolUDP         = 17
+	IPProtocolUDPLite     = 136
+	IPProtocolDCCP        = 33
+	IPProtocolSCTP        = 132
 	ICMPv6TypeEchoRequest = 128
 	ICMPv6TypeEchoReply   = 129
 )
diff --git a/outside.go b/outside.go
index f449511e..3ae326fd 100644
--- a/outside.go
+++ b/outside.go
@@ -385,7 +385,7 @@ func parseV6(data []byte, incoming bool, fp *firewall.ParsedPacket) error {
 			fp.RemotePort = 0
 		}
 
-	case iputil.IPProtocolTCP, iputil.IPProtocolUDP:
+	case iputil.IPProtocolTCP, iputil.IPProtocolUDP, iputil.IPProtocolDCCP, iputil.IPProtocolSCTP, iputil.IPProtocolUDPLite:
 		if dataLen < offset+4 {
 			return ErrIPv6PacketTooShort
 		}
@@ -464,7 +464,7 @@ func parseV4(data []byte, incoming bool, fp *firewall.ParsedPacket) error {
 		fp.RemotePort = binary.BigEndian.Uint16(data[ihl+4 : ihl+6]) //identifier
 		fp.LocalPort = 0                                             //code would be uint16(data[ihl+1])
 
-	case iputil.IPProtocolTCP, iputil.IPProtocolUDP:
+	case iputil.IPProtocolTCP, iputil.IPProtocolUDP, iputil.IPProtocolDCCP, iputil.IPProtocolSCTP, iputil.IPProtocolUDPLite:
 		if incoming {
 			fp.RemotePort = binary.BigEndian.Uint16(data[ihl : ihl+2])  //src port
 			fp.LocalPort = binary.BigEndian.Uint16(data[ihl+2 : ihl+4]) //dst port