Use new Request struct for the Server api

socks5.go

@@ -132,14 +132,29 @@ func (s *Server) ServeConn(conn net.Conn) error {
 	}
 
 	// Authenticate the connection
-	if err := s.authenticate(conn, bufConn); err != nil {
+	authContext, err := s.authenticate(conn, bufConn)
+	if err != nil {
 		err = fmt.Errorf("Failed to authenticate: %v", err)
 		s.config.Logger.Printf("[ERR] socks: %v", err)
 		return err
 	}
 
+	request, err := NewRequest(bufConn)
+	if err != nil {
+		if err == unrecognizedAddrType {
+			if err := sendReply(conn, addrTypeNotSupported, nil); err != nil {
+				return fmt.Errorf("Failed to send reply: %v", err)
+			}
+		}
+		return fmt.Errorf("Failed to read destination address: %v", err)
+	}
+	request.AuthContext = authContext
+	if client, ok := conn.RemoteAddr().(*net.TCPAddr); ok {
+		request.RemoteAddr = &AddrSpec{IP: client.IP, Port: client.Port}
+	}
+
 	// Process the client request
-	if err := s.handleRequest(conn, bufConn); err != nil {
+	if err := s.handleRequest(request, conn); err != nil {
 		err = fmt.Errorf("Failed to handle request: %v", err)
 		s.config.Logger.Printf("[ERR] socks: %v", err)
 		return err

socks5_test.go

@@ -67,7 +67,7 @@ func TestSOCKS5_Connect(t *testing.T) {
 	// Connect, auth and connec to local
 	req := bytes.NewBuffer(nil)
 	req.Write([]byte{5})
-	req.Write([]byte{2, noAuth, userPassAuth})
+	req.Write([]byte{2, NoAuth, UserPassAuth})
 	req.Write([]byte{1, 3, 'f', 'o', 'o', 3, 'b', 'a', 'r'})
 	req.Write([]byte{5, 1, 0, 1, 127, 0, 0, 1})
 
@@ -83,7 +83,7 @@ func TestSOCKS5_Connect(t *testing.T) {
 
 	// Verify response
 	expected := []byte{
-		socks5Version, userPassAuth,
+		socks5Version, UserPassAuth,
 		1, authSuccess,
 		5,
 		0,