| // 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 "p2p/common/clock.h" |
| |
| #include <time.h> |
| #include <unistd.h> |
| |
| namespace p2p { |
| |
| namespace common { |
| |
| void Clock::Sleep(const base::TimeDelta& duration) { |
| int64_t duration_usec = duration.InMicroseconds(); |
| int64_t duration_sec = duration_usec / base::Time::kMicrosecondsPerSecond; |
| int64_t fractional_usec = duration_usec - |
| duration_sec * base::Time::kMicrosecondsPerSecond; |
| struct timespec req; |
| req.tv_sec = duration_sec; |
| req.tv_nsec = fractional_usec * base::Time::kNanosecondsPerMicrosecond; |
| nanosleep(&req, NULL); |
| } |
| |
| 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 common |
| |
| } // namespace p2p |