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27 lines
909 B
C++
27 lines
909 B
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_Uptime_h
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#define mozilla_Uptime_h
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#include <stdint.h>
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#include "mozilla/Maybe.h"
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namespace mozilla {
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// Called at the beginning of the process from TimeStamp::Startup.
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MFBT_API void InitializeUptime();
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// Returns the number of milliseconds the calling process has lived for.
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MFBT_API Maybe<uint64_t> ProcessUptimeMs();
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// Returns the number of milliseconds the calling process has lived for,
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// excluding the time period the system was suspended.
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MFBT_API Maybe<uint64_t> ProcessUptimeExcludingSuspendMs();
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}; // namespace mozilla
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#endif // mozilla_Uptime_h
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