98 lines
2.5 KiB
C
98 lines
2.5 KiB
C
/**
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* Copyright (C) 2008 Happy Fish / YuQing
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*
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* FastDFS may be copied only under the terms of the GNU General
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* Public License V3, which may be found in the FastDFS source kit.
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* Please visit the FastDFS Home Page http://www.fastken.com/ for more detail.
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**/
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//common_blocked_queue.h
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#ifndef _COMMON_BLOCKED_QUEUE_H
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#define _COMMON_BLOCKED_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 common_blocked_node
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{
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void *data;
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struct common_blocked_node *next;
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};
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struct common_blocked_queue
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{
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struct common_blocked_node *head;
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struct common_blocked_node *tail;
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struct fast_mblock_man mblock;
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pthread_mutex_t lock;
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pthread_cond_t cond;
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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 common_blocked_queue_init_ex(struct common_blocked_queue *queue,
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const int alloc_elements_once);
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#define common_blocked_queue_init(queue) \
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common_blocked_queue_init_ex(queue, 1024)
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void common_blocked_queue_destroy(struct common_blocked_queue *queue);
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static inline void common_blocked_queue_terminate(
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struct common_blocked_queue *queue)
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{
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pthread_cond_signal(&(queue->cond));
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}
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static inline void common_blocked_queue_terminate_all(
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struct common_blocked_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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{
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pthread_cond_signal(&(queue->cond));
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}
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}
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int common_blocked_queue_push(struct common_blocked_queue *queue, void *data);
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void common_blocked_queue_return_nodes(struct common_blocked_queue *queue,
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struct common_blocked_node *node);
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void *common_blocked_queue_pop_ex(struct common_blocked_queue *queue,
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const bool blocked);
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#define common_blocked_queue_pop(queue) \
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common_blocked_queue_pop_ex(queue, true)
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#define common_blocked_queue_try_pop(queue) \
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common_blocked_queue_pop_ex(queue, false)
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struct common_blocked_node *common_blocked_queue_pop_all_nodes_ex(
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struct common_blocked_queue *queue, const bool blocked);
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#define common_blocked_queue_pop_all_nodes(queue) \
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common_blocked_queue_pop_all_nodes_ex(queue, true)
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#define common_blocked_queue_try_pop_all_nodes(queue) \
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common_blocked_queue_pop_all_nodes_ex(queue, false)
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#define common_blocked_queue_free_one_node(queue, node) \
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fast_mblock_free_object(&queue->mblock, node)
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void common_blocked_queue_free_all_nodes(struct common_blocked_queue *queue,
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struct common_blocked_node *node);
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#ifdef __cplusplus
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}
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#endif
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#endif
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