
/*
 * Copyright (C) Yichun Zhang (agentzh)
 */


#ifndef _NGX_HTTP_LUA_API_H_INCLUDED_
#define _NGX_HTTP_LUA_API_H_INCLUDED_


#include <nginx.h>
#include <ngx_core.h>
#include <ngx_http.h>

#include <lua.h>
#include <stdint.h>


/* Public API for other Nginx modules */


#define ngx_http_lua_version  10011


typedef struct {
    uint8_t         type;

    union {
        int         b; /* boolean */
        lua_Number  n; /* number */
        ngx_str_t   s; /* string */
    } value;

} ngx_http_lua_value_t;


lua_State *ngx_http_lua_get_global_state(ngx_conf_t *cf);

ngx_http_request_t *ngx_http_lua_get_request(lua_State *L);

ngx_int_t ngx_http_lua_add_package_preload(ngx_conf_t *cf, const char *package,
    lua_CFunction func);

ngx_int_t ngx_http_lua_shared_dict_get(ngx_shm_zone_t *shm_zone,
    u_char *key_data, size_t key_len, ngx_http_lua_value_t *value);

ngx_shm_zone_t *ngx_http_lua_find_zone(u_char *name_data, size_t name_len);

ngx_shm_zone_t *ngx_http_lua_shared_memory_add(ngx_conf_t *cf, ngx_str_t *name,
    size_t size, void *tag);


#endif /* _NGX_HTTP_LUA_API_H_INCLUDED_ */

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