Function tx_new_depth

onchaind/onchaind.c:1378–1428

}

static void tx_new_depth(struct tracked_output **outs,
			 const struct bitcoin_txid *txid, u32 depth)
{
	size_t i;

	/* BOLT #5:
	 * - for any committed HTLC that does NOT have an output in this
	 *   commitment transaction:
	 *...
	 *     - otherwise:
	 *       - once the commitment transaction has reached reasonable depth:
	 *         - MUST fail the corresponding incoming HTLC (if any).
	 */
	if (bitcoin_txid_eq(&outs[0]->resolved->txid, txid)
	    && depth >= reasonable_depth
	    && missing_htlc_msgs) {
		status_debug("Sending %zu missing htlc messages",
			     tal_count(missing_htlc_msgs));
		for (i = 0; i < tal_count(missing_htlc_msgs); i++)
			wire_sync_write(REQ_FD, missing_htlc_msgs[i]);
		/* Don't do it again. */
		missing_htlc_msgs = tal_free(missing_htlc_msgs);
	}

	for (i = 0; i < tal_count(outs); i++) {
		/* Is this tx resolving an output? */
		if (outs[i]->resolved) {
			if (bitcoin_txid_eq(&outs[i]->resolved->txid, txid)) {
				update_resolution_depth(outs[i], depth);
			}
			continue;
		}

		/* Does it match this output? */
		if (!bitcoin_txid_eq(&outs[i]->outpoint.txid, txid))
			continue;

		outs[i]->depth = depth;

		/* Are we supposed to ignore it now? */
		if (outs[i]->proposal
		    && depth >= outs[i]->proposal->depth_required
		    && !outs[i]->proposal->welements) {
			ignore_output(outs[i]);

			if (outs[i]->proposal->tx_type == THEIR_HTLC_TIMEOUT_TO_THEM)
				record_external_deposit(outs[i], outs[i]->tx_blockheight,
							mk_mvt_tags(MVT_HTLC_TIMEOUT));
		}
	}
}

/* BOLT #5:
 *