cosmetic: move udp sender types from types.go to udp_sender.go

router/types.go

@@ -132,26 +132,6 @@ type Interaction struct {
 	resultChan chan<- interface{}
 }
 
-// UDPSender interface and implementations
-
-type UDPSender interface {
-	Send([]byte) error
-	Shutdown() error
-}
-
-type SimpleUDPSender struct {
-	conn    *LocalConnection
-	udpConn *net.UDPConn
-}
-
-type RawUDPSender struct {
-	ipBuf     gopacket.SerializeBuffer
-	opts      gopacket.SerializeOptions
-	udpHeader *layers.UDP
-	socket    *net.IPConn
-	conn      *LocalConnection
-}
-
 // Packet capture/inject interfaces
 
 type PacketSource interface {

router/udp_sender.go

@@ -8,6 +8,24 @@ import (
 	"syscall"
 )
 
+type UDPSender interface {
+	Send([]byte) error
+	Shutdown() error
+}
+
+type SimpleUDPSender struct {
+	conn    *LocalConnection
+	udpConn *net.UDPConn
+}
+
+type RawUDPSender struct {
+	ipBuf     gopacket.SerializeBuffer
+	opts      gopacket.SerializeOptions
+	udpHeader *layers.UDP
+	socket    *net.IPConn
+	conn      *LocalConnection
+}
+
 func NewSimpleUDPSender(conn *LocalConnection) *SimpleUDPSender {
 	return &SimpleUDPSender{udpConn: conn.Router.UDPListener, conn: conn}
 }