56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
/*
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* threads_signal.hpp
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*
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* Created on: Jun 20, 2021
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* Author: erki
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*/
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#ifndef THREADS_INC_THREADS_SIGNAL_HPP_
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#define THREADS_INC_THREADS_SIGNAL_HPP_
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#include <freertos_os2.h>
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namespace Threads
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{
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class PrimitiveThread;
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template<typename T>
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struct Signallable
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{
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using value_type = T;
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static_assert(std::is_trivially_copyable_v<value_type>, "T must be trivially copyable.");
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static_assert(std::is_default_constructible_v<value_type>, "T must be default constructible.");
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virtual bool emit(const T& t) = 0;
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virtual std::pair<bool, BaseType_t> emitFromIsr(const T& t) = 0;
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};
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template<>
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struct Signallable<void>
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{
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using value_type = void;
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virtual bool emit() = 0;
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virtual std::pair<bool, BaseType_t> emitFromIsr() = 0;
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};
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template<typename R>
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struct Awaitable
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{
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using result_type = R;
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#ifdef INCLUDE_xTaskGetCurrentTaskHandle
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virtual result_type await() = 0;
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virtual result_type await(const long timeout) = 0;
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#endif
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virtual result_type await(const PrimitiveThread& currentThread) = 0;
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virtual result_type await(const PrimitiveThread& currentThread, const long timeout) = 0;
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};
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}// namespace Threads
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#endif /* THREADS_INC_THREADS_SIGNAL_HPP_ */
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