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Lines Matching refs:threshold

647 pf_init_threshold(struct pf_threshold *threshold,
650 	threshold->limit = limit * PF_THRESHOLD_MULT;
651 	threshold->seconds = seconds;
652 	threshold->count = 0;
653 	threshold->last = time_second;
657 pf_add_threshold(struct pf_threshold *threshold)
659 	u_int32_t t = time_second, diff = t - threshold->last;
661 	if (diff >= threshold->seconds)
662 		threshold->count = 0;
664 		threshold->count -= threshold->count * diff /
665 		    threshold->seconds;
666 	threshold->count += PF_THRESHOLD_MULT;
667 	threshold->last = t;
671 pf_check_threshold(struct pf_threshold *threshold)
673 	return (threshold->count > threshold->limit);