92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
//fc_queue.h
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#ifndef _FC_QUEUE_H
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#define _FC_QUEUE_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pthread.h>
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#include "common_define.h"
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#include "fast_mblock.h"
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struct fc_queue_info
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{
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void *head;
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void *tail;
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};
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struct fc_queue
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{
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void *head;
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void *tail;
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pthread_lock_cond_pair_t lc_pair;
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int next_ptr_offset;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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int fc_queue_init(struct fc_queue *queue, const int next_ptr_offset);
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void fc_queue_destroy(struct fc_queue *queue);
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static inline void fc_queue_terminate(struct fc_queue *queue)
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{
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pthread_cond_signal(&queue->lc_pair.cond);
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}
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static inline void fc_queue_terminate_all(
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struct fc_queue *queue, const int count)
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{
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int i;
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for (i=0; i<count; i++) {
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pthread_cond_signal(&(queue->lc_pair.cond));
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}
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}
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//notify by the caller
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void fc_queue_push_ex(struct fc_queue *queue, void *data, bool *notify);
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static inline void fc_queue_push(struct fc_queue *queue, void *data)
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{
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bool notify;
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fc_queue_push_ex(queue, data, ¬ify);
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if (notify) {
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pthread_cond_signal(&(queue->lc_pair.cond));
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}
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}
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void fc_queue_push_queue_to_head_ex(struct fc_queue *queue,
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struct fc_queue_info *qinfo, bool *notify);
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static inline void fc_queue_push_queue_to_head(struct fc_queue *queue,
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struct fc_queue_info *qinfo)
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{
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bool notify;
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fc_queue_push_queue_to_head_ex(queue, qinfo, ¬ify);
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if (notify) {
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pthread_cond_signal(&(queue->lc_pair.cond));
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}
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}
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void *fc_queue_pop_ex(struct fc_queue *queue, const bool blocked);
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#define fc_queue_pop(queue) fc_queue_pop_ex(queue, true)
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#define fc_queue_try_pop(queue) fc_queue_pop_ex(queue, false)
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void *fc_queue_pop_all_ex(struct fc_queue *queue, const bool blocked);
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#define fc_queue_pop_all(queue) fc_queue_pop_all_ex(queue, true)
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#define fc_queue_try_pop_all(queue) fc_queue_pop_all_ex(queue, false)
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void fc_queue_pop_to_queue(struct fc_queue *queue,
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struct fc_queue_info *qinfo);
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#ifdef __cplusplus
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}
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#endif
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#endif
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