extern struct service_event_item *service_common_add_timer(struct service_context *svc_ctx, double timer, int (*timer_cb)(struct service_context *svc_cx, void *data), void *data);
extern int service_common_del_timer(struct service_context *svc_ctx, struct service_event_item *item);
+extern int service_common_fd(struct service_context *ctx);
+
/* End of a file */