Function MaybeFlipIPv6toCJDNS

src/net.cpp:277–284

* If an IPv6 address belongs to the address range used by the CJDNS network and * the CJDNS network is reachable (-cjdnsreachable config is set), then change * the type from NET_IPV6 to NET_CJDNS. * @param[in] service Address to potentially convert. * @return a copy of `service` either unmodified or changed to CJDNS. */

 * @return a copy of `service` either unmodified or changed to CJDNS.
 */
CService MaybeFlipIPv6toCJDNS(const CService& service)
{
    CService ret{service};
    if (ret.m_net == NET_IPV6 && ret.m_addr[0] == 0xfc && IsReachable(NET_CJDNS)) {
        ret.m_net = NET_CJDNS;
    }
    return ret;
}

// learn a new local address
bool AddLocal(const CService& addr_, int nScore)