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#ifndef _NGX_EVENT_TIMER_H_INCLUDED_
#define _NGX_EVENT_TIMER_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_event.h>
/*
* 32 bit timer key value resolution
*
* 1 msec - 49 days
* 10 msec - 1 years 4 months
* 50 msec - 6 years 10 months
* 100 msec - 13 years 8 months
*/
#define NGX_TIMER_RESOLUTION 1
#if 0
int ngx_event_timer_init(void);
#endif
/* STUB */ int ngx_event_timer_init(ngx_cycle_t *cycle);
/* STUB */ void ngx_event_timer_done(ngx_cycle_t *cycle);
ngx_msec_t ngx_event_find_timer(void);
void ngx_event_expire_timers(ngx_msec_t timer);
extern ngx_rbtree_t *ngx_event_timer_rbtree;
extern ngx_rbtree_t ngx_event_timer_sentinel;
#define ngx_event_ident(p) ((ngx_connection_t *) (p))->fd
ngx_inline static void ngx_event_del_timer(ngx_event_t *ev)
{
ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
"event timer del: %d: %d",
ngx_event_ident(ev->data), ev->rbtree_key);
ngx_rbtree_delete(&ngx_event_timer_rbtree, &ngx_event_timer_sentinel,
(ngx_rbtree_t *) &ev->rbtree_key);
#if (NGX_DEBUG)
ev->rbtree_left = NULL;
ev->rbtree_right = NULL;
ev->rbtree_parent = NULL;
#endif
ev->timer_set = 0;
}
ngx_inline static void ngx_event_add_timer(ngx_event_t *ev, ngx_msec_t timer)
{
if (ev->timer_set) {
ngx_del_timer(ev);
}
ev->rbtree_key = (ngx_int_t)
(ngx_elapsed_msec / NGX_TIMER_RESOLUTION * NGX_TIMER_RESOLUTION
+ timer) / NGX_TIMER_RESOLUTION;
#if 0
(ngx_elapsed_msec + timer) / NGX_TIMER_RESOLUTION;
#endif
ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
"event timer add: %d: %d",
ngx_event_ident(ev->data), ev->rbtree_key);
ngx_rbtree_insert(&ngx_event_timer_rbtree, &ngx_event_timer_sentinel,
(ngx_rbtree_t *) &ev->rbtree_key);
ev->timer_set = 1;
}
#endif /* _NGX_EVENT_TIMER_H_INCLUDED_ */
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