commit 853d741ce739e0562e8b5386b8165e3d560fe7d4
author Lorenzo Colitti <lorenzo@google.com> Thu Mar 03 17:17:29 2016 +0900
committer Lorenzo Colitti <lorenzo@google.com> Thu Mar 03 17:31:57 2016 +0900
tree b39e01bd6488a090e17707ca46b0709687318094
parent 2cdf03fe3547e4d30f46463bca1bfe4e0a54ee04

Support 464xlat on Ethernet.

Bug: 26991160
Change-Id: I848c9e86e1ed337e95cfddda46723a9a1dcaed30

services/core/java/com/android/server/connectivity/Nat464Xlat.java

diff --git a/services/core/java/com/android/server/connectivity/Nat464Xlat.java b/services/core/java/com/android/server/connectivity/Nat464Xlat.java
index a9eaeee..b390884 100644
--- a/services/core/java/com/android/server/connectivity/Nat464Xlat.java
+++ b/services/core/java/com/android/server/connectivity/Nat464Xlat.java
@@ -16,13 +16,11 @@
 
 package com.android.server.connectivity;
 
-import static android.net.ConnectivityManager.TYPE_MOBILE;
-import static android.net.ConnectivityManager.TYPE_WIFI;
-
 import java.net.Inet4Address;
 
 import android.content.Context;
 import android.net.InterfaceConfiguration;
+import android.net.ConnectivityManager;
 import android.net.LinkAddress;
 import android.net.LinkProperties;
 import android.net.NetworkAgent;
@@ -34,6 +32,7 @@
 import android.util.Slog;
 
 import com.android.server.net.BaseNetworkObserver;
+import com.android.internal.util.ArrayUtils;
 
 /**
  * @hide
@@ -46,6 +45,13 @@
     // This must match the interface prefix in clatd.c.
     private static final String CLAT_PREFIX = "v4-";
 
+    // The network types we will start clatd on.
+    private static final int[] NETWORK_TYPES = {
+            ConnectivityManager.TYPE_MOBILE,
+            ConnectivityManager.TYPE_WIFI,
+            ConnectivityManager.TYPE_ETHERNET,
+    };
+
     private final INetworkManagementService mNMService;
 
     // ConnectivityService Handler for LinkProperties updates.
@@ -90,7 +96,7 @@
                 (nai.linkProperties != null) ? nai.linkProperties.hasIPv4Address() : false;
         // Only support clat on mobile and wifi for now, because these are the only IPv6-only
         // networks we can connect to.
-        return connected && !hasIPv4Address && (netType == TYPE_MOBILE || netType == TYPE_WIFI);
+        return connected && !hasIPv4Address && ArrayUtils.contains(NETWORK_TYPES, netType);
     }
 
     /**
@@ -221,7 +227,7 @@
     }
 
     private void maybeSetIpv6NdOffload(String iface, boolean on) {
-        if (mNetwork.networkInfo.getType() != TYPE_WIFI) {
+        if (mNetwork.networkInfo.getType() != ConnectivityManager.TYPE_WIFI) {
             return;
         }
         try {