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Frequently Asked Questions

How can I get serial number of my drive

Question:

How can I get volume information, such as the serial number, from my drivers?

Answer:

procedure TForm1.Button1Click(Sender: TObject);
var
  VolumeName,
  FileSystemName     : array [0..MAX_PATH-1] of Char;
  VolumeSerialNo     : DWord;
  MaxComponentLength,
  FileSystemFlags    : Integer;
begin
  GetVolumeInformation('C:\',VolumeName,MAX_PATH,@VolumeSerialNo,
                       MaxComponentLength,FileSystemFlags,
                       FileSystemName,MAX_PATH);
  Memo1.Lines.Add('VName = '+VolumeName);
  Memo1.Lines.Add('SerialNo = $'+IntToHex(VolumeSerialNo,8));
  Memo1.Lines.Add('CompLen = '+IntToStr(MaxComponentLength));
  Memo1.Lines.Add('Flags = $'+IntToHex(FileSystemFlags,4));
  Memo1.Lines.Add('FSName = '+FileSystemName);
end;

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