Merge "Add method to check if IA prefix option takes 0 lifetimes." into main am: 26af70f5fe

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2786859

Change-Id: Id7406c498c477f48de69ed7ff1f3c912e52fcc82
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

staticlibs/device/com/android/net/module/util/structs/IaPrefixOption.java

@@ -107,6 +107,13 @@ public class IaPrefixOption extends Struct {
         return true;
     }
 
+    /**
+     * Check whether or not IA Prefix option has 0 preferred and valid lifetimes.
+     */
+    public boolean withZeroLifetimes() {
+        return preferred == 0 && valid == 0;
+    }
+
     /**
      * Build an IA_PD prefix option with given specific parameters.
      */