Function feerate_min

lightningd/chaintopology.c:873–902

}

u32 feerate_min(struct lightningd *ld, bool *unknown)
{
	u32 min;

	if (unknown)
		*unknown = false;

	/* We can't allow less than feerate_floor, since that won't relay */
	if (ld->config.ignore_fee_limits)
		min = 1;
	else {
		min = try_get_feerate(ld->topology, FEERATE_MIN);
		if (!min) {
			if (unknown)
				*unknown = true;
		} else {
			const u32 *hist = ld->topology->feehistory[FEERATE_MIN];

			/* If one of last three was an outlier, use that. */
			for (size_t i = 0; i < FEE_HISTORY_NUM; i++) {
				if (hist[i] < min)
					min = hist[i];
			}
		}
	}

	if (min < feerate_floor())
		return feerate_floor();
	return min;
}

u32 feerate_max(struct lightningd *ld, bool *unknown)
{