diff --git a/constant/listener.go b/constant/listener.go
new file mode 100644
index 00000000..07782a9e
--- /dev/null
+++ b/constant/listener.go
@@ -0,0 +1,7 @@
+package constant
+
+type Listener interface {
+	RawAddress() string
+	Address() string
+	Close() error
+}
diff --git a/listener/http/server.go b/listener/http/server.go
index 6c5a7f6a..bfdd9f1b 100644
--- a/listener/http/server.go
+++ b/listener/http/server.go
@@ -10,9 +10,26 @@ import (
 
 type Listener struct {
 	listener net.Listener
+	addr     string
 	closed   bool
 }
 
+// RawAddress implements C.Listener
+func (l *Listener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *Listener) Address() string {
+	return l.listener.Addr().String()
+}
+
+// Close implements C.Listener
+func (l *Listener) Close() error {
+	l.closed = true
+	return l.listener.Close()
+}
+
 func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	return NewWithAuthenticate(addr, in, true)
 }
@@ -30,6 +47,7 @@ func NewWithAuthenticate(addr string, in chan<- C.ConnContext, authenticate bool
 
 	hl := &Listener{
 		listener: l,
+		addr:     addr,
 	}
 	go func() {
 		for {
@@ -46,12 +64,3 @@ func NewWithAuthenticate(addr string, in chan<- C.ConnContext, authenticate bool
 
 	return hl, nil
 }
-
-func (l *Listener) Close() {
-	l.closed = true
-	l.listener.Close()
-}
-
-func (l *Listener) Address() string {
-	return l.listener.Addr().String()
-}
diff --git a/listener/listener.go b/listener/listener.go
index 51ec3aa9..5c739c7e 100644
--- a/listener/listener.go
+++ b/listener/listener.go
@@ -87,7 +87,7 @@ func ReCreateHTTP(port int, tcpIn chan<- C.ConnContext) error {
 	addr := genAddr(bindAddress, port, allowLan)
 
 	if httpListener != nil {
-		if httpListener.Address() == addr {
+		if httpListener.RawAddress() == addr {
 			return nil
 		}
 		httpListener.Close()
@@ -118,7 +118,7 @@ func ReCreateSocks(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	shouldUDPIgnore := false
 
 	if socksListener != nil {
-		if socksListener.Address() != addr {
+		if socksListener.RawAddress() != addr {
 			socksListener.Close()
 			socksListener = nil
 		} else {
@@ -127,7 +127,7 @@ func ReCreateSocks(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	}
 
 	if socksUDPListener != nil {
-		if socksUDPListener.Address() != addr {
+		if socksUDPListener.RawAddress() != addr {
 			socksUDPListener.Close()
 			socksUDPListener = nil
 		} else {
@@ -168,7 +168,7 @@ func ReCreateRedir(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	addr := genAddr(bindAddress, port, allowLan)
 
 	if redirListener != nil {
-		if redirListener.Address() == addr {
+		if redirListener.RawAddress() == addr {
 			return nil
 		}
 		redirListener.Close()
@@ -176,7 +176,7 @@ func ReCreateRedir(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	}
 
 	if redirUDPListener != nil {
-		if redirUDPListener.Address() == addr {
+		if redirUDPListener.RawAddress() == addr {
 			return nil
 		}
 		redirUDPListener.Close()
@@ -209,7 +209,7 @@ func ReCreateTProxy(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.
 	addr := genAddr(bindAddress, port, allowLan)
 
 	if tproxyListener != nil {
-		if tproxyListener.Address() == addr {
+		if tproxyListener.RawAddress() == addr {
 			return nil
 		}
 		tproxyListener.Close()
@@ -217,7 +217,7 @@ func ReCreateTProxy(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.
 	}
 
 	if tproxyUDPListener != nil {
-		if tproxyUDPListener.Address() == addr {
+		if tproxyUDPListener.RawAddress() == addr {
 			return nil
 		}
 		tproxyUDPListener.Close()
@@ -253,7 +253,7 @@ func ReCreateMixed(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	shouldUDPIgnore := false
 
 	if mixedListener != nil {
-		if mixedListener.Address() != addr {
+		if mixedListener.RawAddress() != addr {
 			mixedListener.Close()
 			mixedListener = nil
 		} else {
@@ -261,7 +261,7 @@ func ReCreateMixed(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 		}
 	}
 	if mixedUDPLister != nil {
-		if mixedUDPLister.Address() != addr {
+		if mixedUDPLister.RawAddress() != addr {
 			mixedUDPLister.Close()
 			mixedUDPLister = nil
 		} else {
diff --git a/listener/mixed/mixed.go b/listener/mixed/mixed.go
index 97be69f0..8fd4f990 100644
--- a/listener/mixed/mixed.go
+++ b/listener/mixed/mixed.go
@@ -15,8 +15,25 @@ import (
 
 type Listener struct {
 	listener net.Listener
-	closed   bool
+	addr     string
 	cache    *cache.Cache
+	closed   bool
+}
+
+// RawAddress implements C.Listener
+func (l *Listener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *Listener) Address() string {
+	return l.listener.Addr().String()
+}
+
+// Close implements C.Listener
+func (l *Listener) Close() error {
+	l.closed = true
+	return l.listener.Close()
 }
 
 func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
@@ -27,6 +44,7 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 
 	ml := &Listener{
 		listener: l,
+		addr:     addr,
 		cache:    cache.New(30 * time.Second),
 	}
 	go func() {
@@ -45,15 +63,6 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	return ml, nil
 }
 
-func (l *Listener) Close() {
-	l.closed = true
-	l.listener.Close()
-}
-
-func (l *Listener) Address() string {
-	return l.listener.Addr().String()
-}
-
 func handleConn(conn net.Conn, in chan<- C.ConnContext, cache *cache.Cache) {
 	bufConn := N.NewBufferedConn(conn)
 	head, err := bufConn.Peek(1)
diff --git a/listener/redir/tcp.go b/listener/redir/tcp.go
index f7160eb0..15c98a8f 100644
--- a/listener/redir/tcp.go
+++ b/listener/redir/tcp.go
@@ -9,9 +9,26 @@ import (
 
 type Listener struct {
 	listener net.Listener
+	addr     string
 	closed   bool
 }
 
+// RawAddress implements C.Listener
+func (l *Listener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *Listener) Address() string {
+	return l.listener.Addr().String()
+}
+
+// Close implements C.Listener
+func (l *Listener) Close() error {
+	l.closed = true
+	return l.listener.Close()
+}
+
 func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	l, err := net.Listen("tcp", addr)
 	if err != nil {
@@ -19,6 +36,7 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	}
 	rl := &Listener{
 		listener: l,
+		addr:     addr,
 	}
 
 	go func() {
@@ -37,15 +55,6 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	return rl, nil
 }
 
-func (l *Listener) Close() {
-	l.closed = true
-	l.listener.Close()
-}
-
-func (l *Listener) Address() string {
-	return l.listener.Addr().String()
-}
-
 func handleRedir(conn net.Conn, in chan<- C.ConnContext) {
 	target, err := parserPacket(conn)
 	if err != nil {
diff --git a/listener/socks/tcp.go b/listener/socks/tcp.go
index 20e48f85..49d0a1e3 100644
--- a/listener/socks/tcp.go
+++ b/listener/socks/tcp.go
@@ -15,9 +15,26 @@ import (
 
 type Listener struct {
 	listener net.Listener
+	addr     string
 	closed   bool
 }
 
+// RawAddress implements C.Listener
+func (l *Listener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *Listener) Address() string {
+	return l.listener.Addr().String()
+}
+
+// Close implements C.Listener
+func (l *Listener) Close() error {
+	l.closed = true
+	return l.listener.Close()
+}
+
 func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	l, err := net.Listen("tcp", addr)
 	if err != nil {
@@ -26,6 +43,7 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 
 	sl := &Listener{
 		listener: l,
+		addr:     addr,
 	}
 	go func() {
 		for {
@@ -43,15 +61,6 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	return sl, nil
 }
 
-func (l *Listener) Close() {
-	l.closed = true
-	l.listener.Close()
-}
-
-func (l *Listener) Address() string {
-	return l.listener.Addr().String()
-}
-
 func handleSocks(conn net.Conn, in chan<- C.ConnContext) {
 	bufConn := N.NewBufferedConn(conn)
 	head, err := bufConn.Peek(1)
diff --git a/listener/socks/udp.go b/listener/socks/udp.go
index f822d76a..a2d21508 100644
--- a/listener/socks/udp.go
+++ b/listener/socks/udp.go
@@ -13,9 +13,26 @@ import (
 
 type UDPListener struct {
 	packetConn net.PacketConn
+	addr       string
 	closed     bool
 }
 
+// RawAddress implements C.Listener
+func (l *UDPListener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *UDPListener) Address() string {
+	return l.packetConn.LocalAddr().String()
+}
+
+// Close implements C.Listener
+func (l *UDPListener) Close() error {
+	l.closed = true
+	return l.packetConn.Close()
+}
+
 func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error) {
 	l, err := net.ListenPacket("udp", addr)
 	if err != nil {
@@ -28,6 +45,7 @@ func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error)
 
 	sl := &UDPListener{
 		packetConn: l,
+		addr:       addr,
 	}
 	go func() {
 		for {
@@ -47,15 +65,6 @@ func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error)
 	return sl, nil
 }
 
-func (l *UDPListener) Close() error {
-	l.closed = true
-	return l.packetConn.Close()
-}
-
-func (l *UDPListener) Address() string {
-	return l.packetConn.LocalAddr().String()
-}
-
 func handleSocksUDP(pc net.PacketConn, in chan<- *inbound.PacketAdapter, buf []byte, addr net.Addr) {
 	target, payload, err := socks5.DecodeUDPPacket(buf)
 	if err != nil {
diff --git a/listener/tproxy/tproxy.go b/listener/tproxy/tproxy.go
index 87f2d7d6..1a09f366 100644
--- a/listener/tproxy/tproxy.go
+++ b/listener/tproxy/tproxy.go
@@ -10,9 +10,32 @@ import (
 
 type Listener struct {
 	listener net.Listener
+	addr     string
 	closed   bool
 }
 
+// RawAddress implements C.Listener
+func (l *Listener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *Listener) Address() string {
+	return l.listener.Addr().String()
+}
+
+// Close implements C.Listener
+func (l *Listener) Close() error {
+	l.closed = true
+	return l.listener.Close()
+}
+
+func (l *Listener) handleTProxy(conn net.Conn, in chan<- C.ConnContext) {
+	target := socks5.ParseAddrToSocksAddr(conn.LocalAddr())
+	conn.(*net.TCPConn).SetKeepAlive(true)
+	in <- inbound.NewSocket(target, conn, C.TPROXY)
+}
+
 func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 	l, err := net.Listen("tcp", addr)
 	if err != nil {
@@ -32,6 +55,7 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 
 	rl := &Listener{
 		listener: l,
+		addr:     addr,
 	}
 
 	go func() {
@@ -49,18 +73,3 @@ func New(addr string, in chan<- C.ConnContext) (*Listener, error) {
 
 	return rl, nil
 }
-
-func (l *Listener) Close() {
-	l.closed = true
-	l.listener.Close()
-}
-
-func (l *Listener) Address() string {
-	return l.listener.Addr().String()
-}
-
-func (l *Listener) handleTProxy(conn net.Conn, in chan<- C.ConnContext) {
-	target := socks5.ParseAddrToSocksAddr(conn.LocalAddr())
-	conn.(*net.TCPConn).SetKeepAlive(true)
-	in <- inbound.NewSocket(target, conn, C.TPROXY)
-}
diff --git a/listener/tproxy/udp.go b/listener/tproxy/udp.go
index 6f9de6f5..f3d8dbb3 100644
--- a/listener/tproxy/udp.go
+++ b/listener/tproxy/udp.go
@@ -11,9 +11,26 @@ import (
 
 type UDPListener struct {
 	packetConn net.PacketConn
+	addr       string
 	closed     bool
 }
 
+// RawAddress implements C.Listener
+func (l *UDPListener) RawAddress() string {
+	return l.addr
+}
+
+// Address implements C.Listener
+func (l *UDPListener) Address() string {
+	return l.packetConn.LocalAddr().String()
+}
+
+// Close implements C.Listener
+func (l *UDPListener) Close() error {
+	l.closed = true
+	return l.packetConn.Close()
+}
+
 func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error) {
 	l, err := net.ListenPacket("udp", addr)
 	if err != nil {
@@ -22,6 +39,7 @@ func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error)
 
 	rl := &UDPListener{
 		packetConn: l,
+		addr:       addr,
 	}
 
 	c := l.(*net.UDPConn)
@@ -60,15 +78,6 @@ func NewUDP(addr string, in chan<- *inbound.PacketAdapter) (*UDPListener, error)
 	return rl, nil
 }
 
-func (l *UDPListener) Close() error {
-	l.closed = true
-	return l.packetConn.Close()
-}
-
-func (l *UDPListener) Address() string {
-	return l.packetConn.LocalAddr().String()
-}
-
 func handlePacketConn(pc net.PacketConn, in chan<- *inbound.PacketAdapter, buf []byte, lAddr *net.UDPAddr, rAddr *net.UDPAddr) {
 	target := socks5.ParseAddrToSocksAddr(rAddr)
 	pkt := &packet{