libfastcommon/src/common_blocked_queue.h

62 lines
1.4 KiB
C

/**
* Copyright (C) 2008 Happy Fish / YuQing
*
* FastDFS may be copied only under the terms of the GNU General
* Public License V3, which may be found in the FastDFS source kit.
* Please visit the FastDFS Home Page http://www.csource.org/ for more detail.
**/
//common_blocked_queue.h
#ifndef _COMMON_BLOCKED_QUEUE_H
#define _COMMON_BLOCKED_QUEUE_H
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include "common_define.h"
#include "fast_mblock.h"
struct common_blocked_node
{
void *data;
struct common_blocked_node *next;
};
struct common_blocked_queue
{
struct common_blocked_node *head;
struct common_blocked_node *tail;
struct fast_mblock_man mblock;
pthread_mutex_t lock;
pthread_cond_t cond;
};
#ifdef __cplusplus
extern "C" {
#endif
int common_blocked_queue_init_ex(struct common_blocked_queue *queue,
const int alloc_elements_once);
#define common_blocked_queue_init(queue) \
common_blocked_queue_init_ex(queue, 1024)
void common_blocked_queue_destroy(struct common_blocked_queue *queue);
static inline void common_blocked_queue_terminate(struct common_blocked_queue *queue)
{
pthread_cond_signal(&(queue->cond));
}
int common_blocked_queue_push(struct common_blocked_queue *queue, void *data);
void *common_blocked_queue_pop(struct common_blocked_queue *queue);
#ifdef __cplusplus
}
#endif
#endif