Method startQuery

dll/network.cpp:1347–1405

}

void Networking::startQuery(IP_PORT ip_port)
{
    if (ip_port.port <= 1024)
        return;

    if (!query_alive)
    {
        if (ip_port.port == MASTERSERVERUPDATERPORT_USEGAMESOCKETSHARE)
        {
            PRINT_DEBUG("Source Query in Shared Mode");
            return;
        }

        int retry = 0;
        constexpr auto max_retry = 10;

        while (retry++ < max_retry)
        {
            query_socket = static_cast<sock_t>(socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP));
            if (is_socket_valid(query_socket))
                break;
            if (retry > max_retry)
            {
                reset_last_error();
                return;
            }
        }
        retry = 0;

        sockaddr_in addr{};
        addr.sin_addr.s_addr = htonl(ip_port.ip);
        addr.sin_port        = htons(ip_port.port);
        addr.sin_family      = AF_INET;

        while (retry++ < max_retry)
        {
            int res = bind(query_socket, (sockaddr*)&addr, sizeof(sockaddr_in));
            if (res == 0)
            {
                set_socket_nonblocking(query_socket);
                break;
            }

            if (retry >= max_retry)
            {
                kill_socket(query_socket);
                query_socket = -1;
                reset_last_error();
                return;
            }
        }

        char str_ip[16]{};
        inet_ntop(AF_INET, &(addr.sin_addr), str_ip, 16);

        PRINT_DEBUG("Started query server on %s:%d", str_ip, htons(addr.sin_port));
    }
    query_alive = true;