core/java/com/android/internal/widget/RebootEscrowListener.java

/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.internal.widget;

/**
 * Private API to be notified about reboot escrow events.
 *
 * {@hide}
 */
public interface RebootEscrowListener {
    /**
     * Called when the preparation status has changed. When {@code prepared} is {@code true} the
     * user has entered their lock screen knowledge factor (LSKF) and the HAL has confirmed that
     * it is ready to retrieve the secret after a reboot. When {@code prepared} is {@code false}
     * then those conditions are not true.
     */
    void onPreparedForReboot(boolean prepared);
}