Function topo_update_spends

lightningd/chaintopology.c:662–686

* topo_update_spends -- Tell the wallet about all spent outpoints */

 * topo_update_spends -- Tell the wallet about all spent outpoints
 */
static void topo_update_spends(struct chain_topology *topo, struct block *b)
{
	const struct short_channel_id *spent_scids;
	for (size_t i = 0; i < tal_count(b->full_txs); i++) {
		const struct bitcoin_tx *tx = b->full_txs[i];

		for (size_t j = 0; j < tx->wtx->num_inputs; j++) {
			struct bitcoin_outpoint outpoint;

			bitcoin_tx_input_get_outpoint(tx, j, &outpoint);

			if (wallet_outpoint_spend(topo->ld->wallet, tmpctx,
						  b->height, &outpoint))
				record_wallet_spend(topo->ld, &outpoint,
						    &b->txids[i], b->height);

		}
	}

	/* Retrieve all potential channel closes from the UTXO set and
	 * tell gossipd about them. */
	spent_scids =
	    wallet_utxoset_get_spent(tmpctx, topo->ld->wallet, b->height);
	gossipd_notify_spends(topo->bitcoind->ld, b->height, spent_scids);
}

static void topo_add_utxos(struct chain_topology *topo, struct block *b)
{