Experimenting

overlay/tun_no_prefix.go

@@ -0,0 +1,10 @@
+//go:build (!darwin && !ios && !freebsd && !openbsd && !netbsd) || e2e_testing
+
+package overlay
+
+// StampTunPrefix is a no-op on platforms whose tun devices have no
+// protocol-family marker. WireBuffer only invokes it when its prefixLen
+// is non-zero, so this should never be reached on these platforms.
+func StampTunPrefix(buf []byte) error {
+	return nil
+}