Method create_adv_connection

src/board_controller/emotibit/emotibit.cpp:577–718

}

int Emotibit::create_adv_connection ()
{
    int res = (int)BrainFlowExitCodes::STATUS_OK;
    std::vector<std::string> broadcast_addresses;
    if (!params.ip_address.empty ())
    {
        broadcast_addresses.push_back (params.ip_address);
    }
    else
    {
        safe_logger (spdlog::level::warn,
            "no ip_address provided, trying to discover network, it may take longer");
        broadcast_addresses = get_broadcast_addresses ();
    }

    if (broadcast_addresses.empty ())
    {
        safe_logger (spdlog::level::err, "no broadcast addresses found");
        res = (int)BrainFlowExitCodes::BOARD_NOT_READY_ERROR;
    }

    for (std::string broadcast_address : broadcast_addresses)
    {
        BroadCastServer *advertise_socket =
            new BroadCastServer (broadcast_address.c_str (), WIFI_ADVERTISING_PORT);
        res = (int)BrainFlowExitCodes::STATUS_OK;
        safe_logger (
            spdlog::level::info, "trying broadcast address: {}", broadcast_address.c_str ());
        if (res == (int)BrainFlowExitCodes::STATUS_OK)
        {
            int init_res = advertise_socket->init ();
            if (init_res != (int)BroadCastServerReturnCodes::STATUS_OK)
            {
                safe_logger (spdlog::level::err, "failed to init broadcast server socket: {}", res);
                res = (int)BrainFlowExitCodes::GENERAL_ERROR;
            }
        }
        if (res == (int)BrainFlowExitCodes::STATUS_OK)
        {
            std::string package = create_package (HELLO_EMOTIBIT, 0, "", 0);
            safe_logger (spdlog::level::info, "sending package: {}", package.c_str ());
            int bytes_send = advertise_socket->send (package.c_str (), (int)package.size ());
            if (bytes_send != (int)package.size ())
            {
                safe_logger (
                    spdlog::level::err, "failed to send adv package, res is {}", bytes_send);
                res = (int)BrainFlowExitCodes::GENERAL_ERROR;
            }
        }
        if (res == (int)BrainFlowExitCodes::STATUS_OK)
        {
            constexpr int max_size = 32768;
            constexpr int max_ip_addr_size = 100;
            char recv_data[max_size];
            char emotibit_ip[max_ip_addr_size];
            bool found = false;
            double start_time = get_timestamp ();
            for (int i = 0; (i < 100) && (!found); i++)