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-rw-r--r--src/utils/timer.hpp53
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diff --git a/src/utils/timer.hpp b/src/utils/timer.hpp
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--- a/src/utils/timer.hpp
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-/*
- * Copyright (C) 2015, 2016 "IoT.bzh"
- * Author "Romain Forlot" <romain.forlot@iot.bzh>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-/// @brief return epoch in milliseconds
-///
-/// @return long long int epoch in milliseconds
-typedef long long int (*time_function_t)();
-
-long long int system_time_us();
-long long int system_time_ms();
-long long int system_time_s();
-
-
-/// @brief A frequency counting clock.
-/// Utility class allowing some time function.
-class frequency_clock_t
-{
-private:
- float unit_; ///< unit_ - multiplicator to make operation to be in the right unit (milli, micro, nano, etc)
- float frequency_; ///< the clock frequency in Hz.
- unsigned long last_tick_; ///< the last time (in milliseconds since startup) that the clock ticked.
- time_function_t time_function_; ///< a function returning current time
-
-public:
- frequency_clock_t();
- frequency_clock_t(float frequency);
- frequency_clock_t(float frequency, unsigned long last_tick, time_function_t time_function);
-
- float get_frequency() const;
-
- float frequency_to_period();
- bool started();
- time_function_t get_time_function();
- bool elapsed(bool stagger);
-
- void tick();
-}; \ No newline at end of file