std::wstring getExe()
{
    HKEY rKey;
    wchar_t regVal[SIZE_BUFFER] = { 0 };
    DWORD regValSize = sizeof(regVal);
    if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Free Torrent\\", NULL, KEY_QUERY_VALUE, &rKey) != ERROR_SUCCESS)
    {
        return L"";
    }
    if(RegQueryValueExW(rKey, L"path", nullptr, nullptr, (LPBYTE)&regVal, &regValSize) != ERROR_SUCCESS)
    {
        return L"";
    }
    std::wstring regValue(regVal);
    return regValue;
}