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/*
* Copyright (C) Yichun Zhang (agentzh)
* Copyright (C) cuiweixie
* I hereby assign copyright in this code to the lua-nginx-module project,
* to be licensed under the same terms as the rest of the code.
*/
#ifndef _NGX_HTTP_LUA_SEMAPHORE_H_INCLUDED_
#define _NGX_HTTP_LUA_SEMAPHORE_H_INCLUDED_
#include "ngx_http_lua_common.h"
typedef struct ngx_http_lua_sema_mm_block_s {
ngx_uint_t used;
ngx_http_lua_sema_mm_t *mm;
ngx_uint_t epoch;
} ngx_http_lua_sema_mm_block_t;
struct ngx_http_lua_sema_mm_s {
ngx_queue_t free_queue;
ngx_uint_t total;
ngx_uint_t used;
ngx_uint_t num_per_block;
ngx_uint_t cur_epoch;
ngx_http_lua_main_conf_t *lmcf;
};
typedef struct ngx_http_lua_sema_s {
ngx_queue_t wait_queue;
ngx_queue_t chain;
ngx_event_t sem_event;
ngx_http_lua_sema_mm_block_t *block;
int resource_count;
unsigned wait_count;
} ngx_http_lua_sema_t;
void ngx_http_lua_sema_mm_cleanup(void *data);
ngx_int_t ngx_http_lua_sema_mm_init(ngx_conf_t *cf,
ngx_http_lua_main_conf_t *lmcf);
#endif /* _NGX_HTTP_LUA_SEMAPHORE_H_INCLUDED_ */
/* vi:set ft=c ts=4 sw=4 et fdm=marker: */
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