Function can_carry_onionmsg

plugins/fetchinvoice.c:542–558

}

static bool can_carry_onionmsg(const struct gossmap *map,
			       const struct gossmap_chan *c,
			       int dir,
			       struct amount_msat amount UNUSED,
			       void *arg UNUSED)
{
	const struct gossmap_node *n;
	/* Don't use it if either side says it's disabled */
	if (!c->half[dir].enabled || !c->half[!dir].enabled)
		return false;

	/* Check features of recipient */
	n = gossmap_nth_node(map, c, !dir);
	/* 102/103 was the old EXPERIMENTAL feature bit: remove soon! */
	return gossmap_node_get_feature(map, n, OPT_ONION_MESSAGES) != -1
		|| gossmap_node_get_feature(map, n, 102) != -1;
}

enum nodeid_parity {
	nodeid_parity_even = SECP256K1_TAG_PUBKEY_EVEN,