new file mode 100644
--- /dev/null
+++ b/src/event/ngx_event_timer.h
@@ -0,0 +1,65 @@
+#ifndef _NGX_EVENT_TIMER_H_INCLUDED_
+#define _NGX_EVENT_TIMER_H_INCLUDED_
+
+
+#include <ngx_config.h>
+
+#include <ngx_log.h>
+#include <ngx_connection.h>
+#include <ngx_event.h>
+
+
+int ngx_event_init_timer(ngx_log_t *log);
+void ngx_event_add_timer(ngx_event_t *ev, ngx_msec_t timer);
+
+extern ngx_event_t  *ngx_timer_queue;
+extern int           ngx_timer_hash_size;
+
+
+ngx_inline static int ngx_event_get_timer()
+{
+    int         i;
+    ngx_msec_t  timer;
+
+    timer = NGX_MAX_MSEC;
+
+    for (i = 0; i < ngx_timer_hash_size; i++) {
+        if (ngx_timer_queue[i].timer_next != &ngx_timer_queue[i]) {
+            if (timer > ngx_timer_queue[i].timer_next->timer_delta) {
+                timer = ngx_timer_queue[i].timer_next->timer_delta;
+            }
+        }
+    }
+
+    if (timer == NGX_MAX_MSEC) {
+        return 0;
+    } else {
+        return timer;
+    }
+}
+
+
+ngx_inline static void ngx_event_del_timer(ngx_event_t *ev)
+{
+#if (NGX_DEBUG_EVENT)
+    /* STUB - we can not cast (ngx_connection_t *) here */
+    ngx_log_debug(ev->log, "del timer: %d" _ *(int *)(ev->data));
+#endif
+
+    if (ev->timer_prev) {
+        ev->timer_prev->timer_next = ev->timer_next;
+    }
+
+    if (ev->timer_next) {
+        ev->timer_next->timer_delta += ev->timer_delta;
+        ev->timer_next->timer_prev = ev->timer_prev;
+        ev->timer_next = NULL;
+    }
+
+    if (ev->timer_prev) {
+        ev->timer_prev = NULL;
+    }
+}
+
+
+#endif _NGX_EVENT_TIMER_H_INCLUDED_