Do not send nil packets for unhandled L4 protocols

NamelessOne91 · NamelessOne91 · commit 0932b5990da7 · 2024-08-05T16:46:34.000+02:00
diff --git a/sockets/raw_socket.go b/sockets/raw_socket.go
@@ -143,6 +143,9 @@ func handleLayer4Protocol(protocol string, packet protocols.IPPacket, dataChan c
 		np, err = protocols.UDPPacketFromIPPacket(packet)
 	case "tcp":
 		np, err = protocols.TCPPacketFromIPPacket(packet)
+	default:
+		// TODO: maybe support more protocols
+		return
 	}
 
 	if err != nil {

Original file line number	Diff line number	Diff line change
`@@ -143,6 +143,9 @@ func handleLayer4Protocol(protocol string, packet protocols.IPPacket, dataChan c`
`143`	`143`	`np, err = protocols.UDPPacketFromIPPacket(packet)`
`144`	`144`	`case "tcp":`
`145`	`145`	`np, err = protocols.TCPPacketFromIPPacket(packet)`
	`146`	`+ default:`
	`147`	`+ // TODO: maybe support more protocols`
	`148`	`+ return`
`146`	`149`	`}`
`147`	`150`
`148`	`151`	`if err != nil {`