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31 lines
760 B
C
31 lines
760 B
C
/**
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* @file barrier.h
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* @brief Multi-threading Barrier
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* @author tatehaga
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* @copyright libnx Authors
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*/
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#pragma once
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#include "mutex.h"
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#include "condvar.h"
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/// Barrier structure.
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typedef struct Barrier {
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u64 count; ///< Number of threads to reach the barrier.
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u64 total; ///< Number of threads to wait on.
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Mutex mutex;
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CondVar condvar;
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} Barrier;
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/**
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* @brief Initializes a barrier and the number of threads to wait on.
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* @param b Barrier object.
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* @param thread_count Initial value for the number of threads the barrier must wait for.
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*/
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void barrierInit(Barrier *b, u64 thread_count);
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/**
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* @brief Forces threads to wait until all threads have called barrierWait.
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* @param b Barrier object.
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*/
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void barrierWait(Barrier *b);
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