diff --git a/common/network/early.go b/common/network/early.go
new file mode 100644
index 0000000..365f292
--- /dev/null
+++ b/common/network/early.go
@@ -0,0 +1,5 @@
+package network
+
+type EarlyConn interface {
+	NeedHandshake() bool
+}