Function psbt_get_serial_id

common/psbt_open.c:12–26

#define MAX_CHANNEL_IDS 4096

bool psbt_get_serial_id(const struct wally_map *map, u64 *serial_id)
{
	size_t value_len;
	beint64_t bev;
	void *result = psbt_get_lightning(map, PSBT_TYPE_SERIAL_ID, &value_len);
	if (!result)
		return false;

	if (value_len != sizeof(bev))
		return false;

	memcpy(&bev, result, value_len);
	*serial_id = be64_to_cpu(bev);
	return true;
}

static int compare_serials(const struct wally_map *map_a,
			   const struct wally_map *map_b)