getInfo method

@visibleForTesting WindowsDeviceInfo getInfo()

Implementation

@visibleForTesting
WindowsDeviceInfo getInfo() {
  if (_rtlGetVersion == null) {
    _rtlGetVersion = DynamicLibrary.open('ntdll.dll').lookupFunction<
        Void Function(Pointer<OSVERSIONINFOEX>),
        void Function(Pointer<OSVERSIONINFOEX>)>('RtlGetVersion');
  }
  final systemInfo = getSYSTEMINFOPointer();
  final osVersionInfo = getOSVERSIONINFOEXPointer();
  final buildLab = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'BuildLab',
    '',
  ) as String;
  final buildLabEx = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'BuildLabEx',
    '',
  ) as String;
  final digitalProductId = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'DigitalProductId',
    Uint8List.fromList([]),
  ) as Uint8List;
  final displayVersion = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'DisplayVersion',
    '',
  ) as String;
  final editionId = getRegistryValue(
      HKEY_LOCAL_MACHINE,
      'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
      'EditionID',
      '') as String;
  final installDate = DateTime.fromMillisecondsSinceEpoch(1000 *
      getRegistryValue(
        HKEY_LOCAL_MACHINE,
        'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
        'InstallDate',
        0,
      ) as int);
  final productId = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'ProductId',
    '',
  ) as String;
  var productName = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'ProductName',
    '',
  ) as String;
  final registeredOwner = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'RegisteredOwner',
    '',
  ) as String;
  final releaseId = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\',
    'ReleaseId',
    '',
  ) as String;
  final deviceId = getRegistryValue(
    HKEY_LOCAL_MACHINE,
    'SOFTWARE\\Microsoft\\SQMClient\\',
    'MachineId',
    '',
  ) as String;
  GetSystemInfo(systemInfo);
  // Use `RtlGetVersion` from `ntdll.dll` to get the Windows version.
  _rtlGetVersion!(osVersionInfo);
  // Handle [productName] for Windows 11 separately (as per Raymond Chen's comment).
  // https://stackoverflow.com/questions/69460588/how-can-i-find-the-windows-product-name-in-windows-11
  if (osVersionInfo.ref.dwBuildNumber >= 22000) {
    productName = productName.replaceAll('10', '11');
  }
  final data = WindowsDeviceInfo(
    numberOfCores: systemInfo.ref.dwNumberOfProcessors,
    computerName: getComputerName(),
    systemMemoryInMegabytes: getSystemMemoryInMegabytes(),
    userName: getUserName(),
    majorVersion: osVersionInfo.ref.dwMajorVersion,
    minorVersion: osVersionInfo.ref.dwMinorVersion,
    buildNumber: osVersionInfo.ref.dwBuildNumber,
    platformId: osVersionInfo.ref.dwPlatformId,
    csdVersion: osVersionInfo.ref.szCSDVersion,
    servicePackMajor: osVersionInfo.ref.wServicePackMajor,
    servicePackMinor: osVersionInfo.ref.wServicePackMinor,
    suitMask: osVersionInfo.ref.wSuiteMask,
    productType: osVersionInfo.ref.wProductType,
    reserved: osVersionInfo.ref.wReserved,
    buildLab: buildLab,
    buildLabEx: buildLabEx,
    digitalProductId: digitalProductId,
    displayVersion: displayVersion,
    editionId: editionId,
    installDate: installDate,
    productId: productId,
    productName: productName,
    registeredOwner: registeredOwner,
    releaseId: releaseId,
    deviceId: deviceId,
  );
  calloc.free(systemInfo);
  calloc.free(osVersionInfo);
  return data;
}