Keystore 2.0: Add onDeviceOffBody to AndroidKeyStoreMaintenance.

Also have KeyStore.onDeviceOffBody call
AndroidKeyStoreMaintenance.onDeviceOffBody.

Test: N/A
Bug: 171305684
Change-Id: I0b01764bfc4c5828d17ccfffb4f8dad5f3bcea6d

1 files changed, 14 insertions, 0 deletions

diff --git a/keystore/java/android/security/AndroidKeyStoreMaintenance.java b/keystore/java/android/security/AndroidKeyStoreMaintenance.java
index 35b1c169f283..72cea0cacd12 100644
--- a/keystore/java/android/security/AndroidKeyStoreMaintenance.java
+++ b/keystore/java/android/security/AndroidKeyStoreMaintenance.java
@@ -139,4 +139,18 @@ public class AndroidKeyStoreMaintenance {
             return SYSTEM_ERROR;
         }
     }
+
+    /**
+     * Informs Keystore 2.0 that an off body event was detected.
+     */
+    public static void onDeviceOffBody() {
+        if (!android.security.keystore2.AndroidKeyStoreProvider.isInstalled()) return;
+        try {
+            getService().onDeviceOffBody();
+        } catch (Exception e) {
+            // TODO This fails open. This is not a regression with respect to keystore1 but it
+            //      should get fixed.
+            Log.e(TAG, "Error while reporting device off body event.", e);
+        }
+    }
 }