|  | // Copyright (c) 2013 The Chromium OS Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #include "update_engine/clock.h" | 
|  |  | 
|  | #include <time.h> | 
|  |  | 
|  | namespace chromeos_update_engine { | 
|  |  | 
|  | base::Time Clock::GetWallclockTime() { | 
|  | return base::Time::Now(); | 
|  | } | 
|  |  | 
|  | base::Time Clock::GetMonotonicTime() { | 
|  | struct timespec now_ts; | 
|  | if (clock_gettime(CLOCK_MONOTONIC_RAW, &now_ts) != 0) { | 
|  | // Avoid logging this as an error as call-sites may call this very | 
|  | // often and we don't want to fill up the disk... | 
|  | return base::Time(); | 
|  | } | 
|  | struct timeval now_tv; | 
|  | now_tv.tv_sec = now_ts.tv_sec; | 
|  | now_tv.tv_usec = now_ts.tv_nsec/base::Time::kNanosecondsPerMicrosecond; | 
|  | return base::Time::FromTimeVal(now_tv); | 
|  | } | 
|  |  | 
|  | }  // namespace chromeos_update_engine |