+/*
+ * NAME
+ * latency_counter_get_rate(counter,lower,upper,now)
+ *
+ * DESCRIPTION
+ * Calculates rate of latency values fall within requested interval.
+ * Interval specified as (lower,upper], i.e. the lower boundary is exclusive,
+ * the upper boundary is inclusive.
+ * When lower is zero, then the interval is (0, upper].
+ * When upper is zero, then the interval is (lower, infinity).
+ */
+double latency_counter_get_rate (const latency_counter_t *lc,
+ cdtime_t lower, cdtime_t upper, const cdtime_t now);
+