diff --git a/src/event/xdbd_event.c b/src/event/xdbd_event.c
index 52dee9c..482e57b 100644
--- a/src/event/xdbd_event.c
+++ b/src/event/xdbd_event.c
@@ -403,5 +403,7 @@ void xdbd_process_events_and_timers(xdbd_t *xdbd) {
 
     xdbd_event_process_posted(xdbd, &xdbd_posted_accept_events);
 
+    xdbd_expire_timers();
+
     xdbd_event_process_posted(xdbd, &xdbd_posted_events);
 }
diff --git a/src/event/xdbd_timer.c b/src/event/xdbd_timer.c
index eee6e6a..6cb4dfe 100644
--- a/src/event/xdbd_timer.c
+++ b/src/event/xdbd_timer.c
@@ -51,7 +51,7 @@ xdbd_remove_timer(xdbd_timer_t *timer)
 }
 
 xdbd_msec_t
-xdbd_first_timeout()
+xdbd_first_timeout(void)
 {
     xdbd_timer_t *timer;
     xdbd_msec_t timeout;
@@ -65,3 +65,26 @@ xdbd_first_timeout()
 
     return (xdbd_msec_t) (timeout > 0 ? timeout : 0);
 }
+
+int
+xdbd_expire_timers(void)
+{
+    xdbd_timer_t *timer;
+    xdbd_msec_t timeout;
+    int retval;
+
+    for (;;) {
+        timeout = xdbd_first_timeout();
+        if (timeout)
+            break;
+
+        timer = xdbd_first_timer();
+        xdbd_remove_timer(timer);
+
+        retval = timer->func(timer, timer->pdata);
+        if (retval)
+            return retval;
+    }
+
+    return 0;
+}
diff --git a/src/event/xdbd_timer.h b/src/event/xdbd_timer.h
index 5eff019..a5a87f4 100644
--- a/src/event/xdbd_timer.h
+++ b/src/event/xdbd_timer.h
@@ -9,9 +9,15 @@
 #include <xdbd.h>
 #include <bfdev.h>
 
+typedef int
+(*xdbd_timer_func_t)(xdbd_timer_t *timer, void *pdata);
+
 struct xdbd_timer_s {
     bfdev_heap_node_t node;
     xdbd_msec_t time;
+
+    xdbd_timer_func_t func;
+    void *pdata;
 };
 
 extern bfdev_heap_root_t
@@ -27,6 +33,9 @@ extern void
 xdbd_remove_timer(xdbd_timer_t *timer);
 
 extern xdbd_msec_t
-xdbd_first_timeout();
+xdbd_first_timeout(void);
+
+extern int
+xdbd_expire_timers(void);
 
 #endif /* __XDBD_TIMER__H__ */