1 // Copyright 2020 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 #pragma once 15 16 #include <chrono> 17 18 #include "pw_chrono/system_clock.h" 19 20 namespace pw::chrono::backend { 21 GetSystemClockTickCount()22inline int64_t GetSystemClockTickCount() { 23 // Note that no conversion is necessary since the steady_clock's period and 24 // epoch are directly used. 25 return std::chrono::steady_clock::now().time_since_epoch().count(); 26 } 27 28 } // namespace pw::chrono::backend 29