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allow more protos to have ports parsed

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JackDoan committed 2026-09-29 15:51:59 -05:00
1 parent 641d1fb703
commit 14f80450fb
2 files changed
+5 -2
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outside.go
+2 -2
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@@ -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