| // Copyright 2015 The Vanadium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package clock |
| |
| // ClockData is the persistent state of syncbase clock used to estimate current |
| // NTP time and catch any unexpected changes to system clock. |
| type ClockData struct { |
| // UTC time in unix nano seconds obtained from system clock at boot. |
| SystemTimeAtBoot int64 |
| |
| // Skew between the system clock and NTP time. |
| Skew int64 |
| |
| // The elapsed time since boot as last seen during a run of clockservice. |
| // This is used to determine if the device rebooted since the last run of |
| // clockservice. |
| ElapsedTimeSinceBoot int64 |
| } |
