84 lines
2.4 KiB
C
84 lines
2.4 KiB
C
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/*
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* Copyright (c) 2021 0x1abin
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef _MULTI_TIMER_H_
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#define _MULTI_TIMER_H_
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint64_t (*PlatformTicksFunction_t)(void);
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typedef struct MultiTimerHandle MultiTimer;
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typedef void (*MultiTimerCallback_t)(MultiTimer* timer, void* userData);
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struct MultiTimerHandle {
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MultiTimer* next;
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uint64_t deadline;
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MultiTimerCallback_t callback;
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void* userData;
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};
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/**
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* @brief Platform ticks function.
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*
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* @param ticksFunc ticks function.
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* @return int 0 on success, -1 on error.
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*/
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int multiTimerInstall(PlatformTicksFunction_t ticksFunc);
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/**
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* @brief Start the timer work, add the handle into work list.
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*
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* @param timer target handle strcut.
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* @param timing Set the start time.
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* @param callback deadline callback.
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* @param userData user data.
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* @return int 0: success, -1: fail.
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*/
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int multiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t callback, void* userData);
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/**
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* @brief Stop the timer work, remove the handle off work list.
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*
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* @param timer target handle strcut.
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* @return int 0: success, -1: fail.
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*/
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int multiTimerStop(MultiTimer* timer);
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/**
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* @brief Check the timer expried and call callback.
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*
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* @return int The next timer expires.
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*/
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int multiTimerYield(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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