diff --git a/core/java/android/net/IConnectivityManager.aidl b/core/java/android/net/IConnectivityManager.aidl
index caa3f2b..508e9c3a 100644
--- a/core/java/android/net/IConnectivityManager.aidl
+++ b/core/java/android/net/IConnectivityManager.aidl
@@ -55,7 +55,13 @@
 
     boolean untether(String iface);
 
+    boolean isTetheringSupported();
+
     String[] getTetherableIfaces();
 
     String[] getTetheredIfaces();
+
+    String[] getTetherableUsbRegexs();
+
+    String[] getTetherableWifiRegexs();
 }