keymaster/aidl/android/hardware/keymaster/Timestamp.aidl

/*
 * Copyright 2020 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 android.hardware.keymaster;


/**
 * Time in milliseconds since some arbitrary point in time.  Time must be monotonically increasing,
 * and a secure environment's notion of "current time" must not repeat until the Android device
 * reboots, or until at least 50 million years have elapsed (note that this requirement is satisfied
 * by setting the clock to zero during each boot, and then counting time accurately).
 */

@VintfStability
parcelable Timestamp {
    long milliSeconds;
}