/*
 * Copyright (C) Igor Sysoev
 */


#ifndef _NGX_CYCLE_H_INCLUDED_
#define _NGX_CYCLE_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>


#define NGX_DEBUG_POINTS_STOP   1
#define NGX_DEBUG_POINTS_ABORT  2


struct ngx_cycle_s {
    void           ****conf_ctx;
    ngx_pool_t        *pool;

    ngx_log_t         *log;
    ngx_log_t         *new_log;

    ngx_array_t        listening;
    ngx_array_t        pathes;
    ngx_list_t         open_files;

    ngx_uint_t         connection_n;
    ngx_connection_t  *connections;
    ngx_event_t       *read_events;
    ngx_event_t       *write_events;

    ngx_cycle_t       *old_cycle;

    ngx_str_t          conf_file;
    ngx_str_t          root;
};


typedef struct {
     ngx_flag_t  daemon;
     ngx_flag_t  master;

     ngx_int_t   worker_processes;
     ngx_int_t   debug_points;

     ngx_uid_t   user;
     ngx_gid_t   group;

     ngx_str_t   pid;
     ngx_str_t   newpid;

#if (NGX_THREADS)
     ngx_int_t   worker_threads;
     size_t      thread_stack_size;
#endif

} ngx_core_conf_t;


typedef struct {
     ngx_pool_t  *pool;   /* pcre's malloc() pool */
} ngx_core_tls_t;


ngx_cycle_t *ngx_init_cycle(ngx_cycle_t *old_cycle);
ngx_int_t ngx_create_pidfile(ngx_cycle_t *cycle, ngx_cycle_t *old_cycle);
void ngx_delete_pidfile(ngx_cycle_t *cycle);
void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user);
ngx_pid_t ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv);


extern volatile ngx_cycle_t  *ngx_cycle;
extern ngx_array_t            ngx_old_cycles;
extern ngx_module_t           ngx_core_module;
extern ngx_uint_t             ngx_test_config;
#if (NGX_THREADS)
extern ngx_tls_key_t          ngx_core_tls_key;
#endif


#endif /* _NGX_CYCLE_H_INCLUDED_ */