41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_UTILS_SYSTEMCLOCK_H
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#define ANDROID_UTILS_SYSTEMCLOCK_H
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#include <stdint.h>
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#include <sys/types.h>
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// See https://developer.android.com/reference/android/os/SystemClock
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// to learn more about Android's timekeeping facilities.
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namespace android {
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// Returns milliseconds since boot, not counting time spent in deep sleep.
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int64_t uptimeMillis();
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// Returns nanoseconds since boot, not counting time spent in deep sleep.
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int64_t uptimeNanos();
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// Returns milliseconds since boot, including time spent in sleep.
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int64_t elapsedRealtime();
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// Returns nanoseconds since boot, including time spent in sleep.
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int64_t elapsedRealtimeNano();
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} // namespace android
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#endif // ANDROID_UTILS_SYSTEMCLOCK_H
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