Merge "Add getter for apps with auth-bound keys" into main
diff --git a/keystore/java/android/security/AndroidKeyStoreMaintenance.java b/keystore/java/android/security/AndroidKeyStoreMaintenance.java
index 2beb434..2430e8d 100644
--- a/keystore/java/android/security/AndroidKeyStoreMaintenance.java
+++ b/keystore/java/android/security/AndroidKeyStoreMaintenance.java
@@ -18,6 +18,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.ServiceSpecificException;
 import android.os.StrictMode;
@@ -218,4 +219,28 @@
             return SYSTEM_ERROR;
         }
     }
+
+    /**
+     * Returns the list of Application UIDs that have auth-bound keys that are bound to
+     * the given SID. This enables warning the user when they are about to invalidate
+     * a SID (for example, removing the LSKF).
+     *
+     * @param userId - The ID of the user the SID is associated with.
+     * @param userSecureId - The SID in question.
+     *
+     * @return A list of app UIDs.
+     */
+    public static long[] getAllAppUidsAffectedBySid(int userId, long userSecureId)
+            throws KeyStoreException {
+        StrictMode.noteDiskWrite();
+        try {
+            return getService().getAppUidsAffectedBySid(userId, userSecureId);
+        } catch (RemoteException | NullPointerException e) {
+            throw new KeyStoreException(SYSTEM_ERROR,
+                    "Failure to connect to Keystore while trying to get apps affected by SID.");
+        } catch (ServiceSpecificException e) {
+            throw new KeyStoreException(e.errorCode,
+                    "Keystore error while trying to get apps affected by SID.");
+        }
+    }
 }