Method discover

src/utils/bluetooth/socket_bluetooth_win.cpp:134–184

}

std::pair<std::string, int> SocketBluetooth::discover (char *selector)
{
    HBLUETOOTH_DEVICE_FIND founded_device;
    BLUETOOTH_DEVICE_INFO device_info;
    device_info.dwSize = sizeof (device_info);

    BLUETOOTH_DEVICE_SEARCH_PARAMS search_criteria;
    search_criteria.dwSize = sizeof (BLUETOOTH_DEVICE_SEARCH_PARAMS);
    search_criteria.fReturnAuthenticated = TRUE;
    search_criteria.fReturnRemembered = FALSE;
    search_criteria.fReturnConnected = FALSE;
    search_criteria.fReturnUnknown = FALSE;
    search_criteria.fIssueInquiry = FALSE;
    search_criteria.cTimeoutMultiplier = 0;

    founded_device = BluetoothFindFirstDevice (&search_criteria, &device_info);
    if (founded_device == NULL)
    {
        return std::make_pair<std::string, int> (
            "", (int)SocketBluetoothReturnCodes::DEVICE_IS_NOT_CREATED_ERROR);
    }

    do
    {
        std::wstring device_name_w = std::wstring (device_info.szName);
        // setup converter
        using convert_type = std::codecvt_utf8<wchar_t>;
        std::wstring_convert<convert_type, wchar_t> converter;
        // use converter (.to_bytes: wstr->str, .from_bytes: str->wstr)
        std::string device_name = converter.to_bytes (device_name_w);
        if (device_name.find (std::string (selector)) != device_name.npos)
        {
            std::string address_string = "";
            BLUETOOTH_ADDRESS addr = device_info.Address;
            for (int i = 0; i < 6; i++)
            {
                address_string += uchar2hex (addr.rgBytes[5 - i]);
                if (i != 5)
                {
                    address_string += ":";
                }
            }
            std::pair<std::string, int> res = std::pair<std::string, int> (
                address_string, (int)SocketBluetoothReturnCodes::STATUS_OK);
            return res;
        }

    } while (BluetoothFindNextDevice (founded_device, &device_info));
    return std::make_pair<std::string, int> (
        "", (int)SocketBluetoothReturnCodes::DEVICE_IS_NOT_DISCOVERABLE);
}