| // Copyright (c) 2012 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 "shill/shill_time.h" |
| |
| #include <time.h> |
| |
| namespace shill { |
| |
| namespace { |
| |
| // As Time may be instantiated by MemoryLogMessage during a callback of |
| // AtExitManager, it needs to be a leaky singleton to avoid |
| // AtExitManager::RegisterCallback() from potentially being called within a |
| // callback of AtExitManager, which will lead to a crash. Making Time leaky is |
| // fine as it does not need to clean up or release any resource at destruction. |
| base::LazyInstance<Time>::Leaky g_time = LAZY_INSTANCE_INITIALIZER; |
| |
| } // namespace |
| |
| Time::Time() { } |
| |
| Time::~Time() { } |
| |
| Time* Time::GetInstance() { |
| return g_time.Pointer(); |
| } |
| |
| int Time::GetTimeMonotonic(struct timeval *tv) { |
| struct timespec ts; |
| if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0) { |
| return -1; |
| } |
| |
| tv->tv_sec = ts.tv_sec; |
| tv->tv_usec = ts.tv_nsec / 1000; |
| return 0; |
| } |
| |
| int Time::GetTimeOfDay(struct timeval *tv, struct timezone *tz) { |
| return gettimeofday(tv, tz); |
| } |
| |
| } // namespace shill |