N�mero de s�rie do volume do HD

Question

No prompt do DOS, ao executar o comando VOL, eu obtenho o n�mero de s�rie do volume do HD.Como obter esta informa��o dentro do Delphi ?...

Aroldo Zanela · Answer

Function SerialNum(FDrive:String) :String;
Var Serial:DWord;
DirLen,Flags: DWord;
DLabel : Array[0..11] of Char;
begin
Try
GetVolumeInformation(PChar(FDrive+�:\�),dLabel,12,@Serial,DirLen,Flags,nil,0);
Result := IntToHex(Serial,8);
Except Result :=��;
end;
end;