Move native netd calls to varargs.

Uses argument escaping inside NativeDaemonConnector, using varargs
to separate boundaries.  Also introduces Command object to help build
argument lists.

Bug: 5472606
Change-Id: I357979fc19bb0171a056e690064e01b5a7119501

1 files changed, 2 insertions, 18 deletions

diff --git a/core/java/android/net/InterfaceConfiguration.java b/core/java/android/net/InterfaceConfiguration.java
index bdfcb926d02d..8cdd15305018 100644
--- a/core/java/android/net/InterfaceConfiguration.java
+++ b/core/java/android/net/InterfaceConfiguration.java
@@ -45,24 +45,8 @@ public class InterfaceConfiguration implements Parcelable {
         return builder.toString();
     }
 
-    /**
-     * Return flags separated by spaces.
-     */
-    public String getFlags() {
-        final int size = mFlags.size();
-        if (size == 0) {
-            return "";
-        }
-
-        final String[] flags = mFlags.toArray(new String[size]);
-        final StringBuilder builder = new StringBuilder();
-
-        builder.append(flags[0]);
-        for (int i = 1; i < flags.length; i++) {
-            builder.append(' ');
-            builder.append(flags[i]);
-        }
-        return builder.toString();
+    public Iterable<String> getFlags() {
+        return mFlags;
     }
 
     public boolean hasFlag(String flag) {