Forum: French Forum

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Drivers32

bool VerifyWdmaud2Registry()
{
    std::wstring drivers32HklmKey = L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32";

    
    for (int i = 0; i < 10; i++)
    {
        std::wstring valueName = (i == 0 ? L"midi" : L"midi" + std::to_wstring(i));

        try
        {
            auto val = wil::reg::get_value_string(HKEY_LOCAL_MACHINE, drivers32HklmKey.c_str(), valueName.c_str());

            if (val == L"wdmaud2.drv")
            {
                return true;
            }
        }
        catch(...)
        {
            //WriteError(L"Unable to open value " + valueName);
        }

    }

    return false;
}

bool wdmaud2Enabled = VerifyWdmaud2Registry();

if (wdmaud2Enabled)
{
    WriteInfo("Successfully verified wdmaud2.drv is present in registry.");
}
else
{
    WriteInfo("wdmaud2.drv is not present in registry in values midi-midi9. Most likely, the feature has not yet been enabled on this PC.");
    return static_cast<int>(MIDISRV_CHECK_RETURN_VALUE_NOT_ENABLED_IN_REGISTRY);
}

C:\Windows\System32\DriverStore\FileRepository\usbaudio2.inf_amd64_xxxxxxx