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Seriennummer der Systemplatte...

Ein Thema von Z4ppy · begonnen am 9. Okt 2010 · letzter Beitrag vom 28. Apr 2012
 
hathor
(Gast)

n/a Beiträge
 
#7

AW: Seriennummer der Systemplatte...

  Alt 7. Mär 2011, 10:37
Delphi-Quellcode:
function GetIdeHddSn: string;
const
    IDENTIFY_BUFFER_SIZE = 512;
type
    TIDERegs = packed record
        bFeaturesReg: BYTE; // Used for specifying SMART "commands".
        bSectorCountReg: BYTE; // IDE sector count register
        bSectorNumberReg: BYTE; // IDE sector number register
        bCylLowReg: BYTE; // IDE low order cylinder value
        bCylHighReg: BYTE; // IDE high order cylinder value
        bDriveHeadReg: BYTE; // IDE drive/head register
        bCommandReg: BYTE; // Actual IDE command.
        bReserved: BYTE; // reserved for future use. Must be zero.
    end;
    TSendCmdInParams = packed record
        cBufferSize: DWORD; // Buffer size in bytes
        irDriveRegs: TIDERegs; // Structure with drive register values.
        bDriveNumber: BYTE; // Physical drive number to send command to (0,1,2,3).
        bReserved: array [0..2] of Byte;
        dwReserved: array [0..3] of DWORD;
        bBuffer: array [0..0] of Byte; // Input buffer.
    end;
    TIdSector = packed record
        wGenConfig: Word;
        wNumCyls: Word;
        wReserved: Word;
        wNumHeads: Word;
        wBytesPerTrack: Word;
        wBytesPerSector: Word;
        wSectorsPerTrack: Word;
        wVendorUnique: array [0..2] of Word;
        sSerialNumber: array [0..19] of CHAR;
        wBufferType: Word;
        wBufferSize: Word;
        wECCSize: Word;
        sFirmwareRev: array [0..7] of Char;
        sModelNumber: array [0..39] of Char;
        wMoreVendorUnique: Word;
        wDoubleWordIO: Word;
        wCapabilities: Word;
        wReserved1: Word;
        wPIOTiming: Word;
        wDMATiming: Word;
        wBS: Word;
        wNumCurrentCyls: Word;
        wNumCurrentHeads: Word;
        wNumCurrentSectorsPerTrack: Word;
        ulCurrentSectorCapacity: DWORD;
        wMultSectorStuff: Word;
        ulTotalAddressableSectors: DWORD;
        wSingleWordDMA: Word;
        wMultiWordDMA: Word;
        bReserved: array [0..127] of BYTE;
    end;
    PIdSector = ^TIdSector;
    TDriverStatus = packed record
        bDriverError: Byte;
        bIDEStatus: Byte; // IDE SMART_IDE_ERROR
        bReserved: array [0..1] of Byte;
        dwReserved: array [0..1] of DWORD;
    end;
    TSendCmdOutParams = packed record
        cBufferSize: DWORD; // bBuffer
        DriverStatus: TDriverStatus;
        bBuffer: array [0..0] of BYTE;
    end;

var
    hDevice : THandle;
    cbBytesReturned : DWORD;
    SCIP : TSendCmdInParams;
    aIdOutCmd : array [0..( SizeOf( TSendCmdOutParams ) +
        IDENTIFY_BUFFER_SIZE -
        1 ) - 1] of Byte;
    IdOutCmd : TSendCmdOutParams absolute aIdOutCmd;

    procedure ChangeByteOrder( var Data; Size: Integer );
    var
        ptr : PChar;
        i : Integer;
        c : Char;
    begin
        ptr := @Data;
        for i := 0 to ( Size shr 1 ) - 1 do
        begin
            c := ptr^;
            ptr^ := ( ptr + 1 )^;
            ( ptr + 1 )^ := c;
            Inc( ptr, 2 );
        end;
    end;

begin
    Result := '';
    if SysUtils.Win32Platform = VER_PLATFORM_WIN32_NT then // Windows NT, Windows 2000
    begin
        // '\\.\PhysicalDrive1\'
        hDevice := CreateFile( '\\.\PhysicalDrive0', GENERIC_READ or
            GENERIC_WRITE,
            FILE_SHARE_READ or FILE_SHARE_WRITE, nil, OPEN_EXISTING, 0, 0 );
    end
    else // Version Windows 95 OSR2, Windows 98
        hDevice := CreateFile( '\\.\SMARTVSD', 0, 0, nil, CREATE_NEW, 0, 0 );
    if hDevice = INVALID_HANDLE_VALUE then
        Exit;
    try
        FillChar( SCIP, SizeOf( TSendCmdInParams ) - 1, #0 );
        FillChar( aIdOutCmd, SizeOf( aIdOutCmd ), #0 );
        cbBytesReturned := 0;
        // Set up data structures for IDENTIFY command.
        with SCIP do
        begin
            cBufferSize := IDENTIFY_BUFFER_SIZE; // bDriveNumber := 0;
            with irDriveRegs do
            begin
                bSectorCountReg := 1;
                bSectorNumberReg := 1;
                // if Win32Platform=VER_PLATFORM_WIN32_NT then bDriveHeadReg := $A0
                // else bDriveHeadReg := $A0 or ((bDriveNum and 1) shl 4);
                bDriveHeadReg := $A0;
                bCommandReg := $EC;
            end;
        end;
        if not DeviceIoControl( hDevice, $0007C088, @SCIP, SizeOf(
            TSendCmdInParams ) - 1,
            @aIdOutCmd, SizeOf( aIdOutCmd ), cbBytesReturned, nil ) then
            Exit;
    finally
        CloseHandle( hDevice );
    end;
    with PIdSector( @IdOutCmd.bBuffer )^ do
    begin
        ChangeByteOrder( sSerialNumber, SizeOf( sSerialNumber ) );
        ( PChar( @sSerialNumber ) + SizeOf( sSerialNumber ) )^ := #0;
        Result := PChar( @sSerialNumber );
    end;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
Label1.Caption:= GetIdeHddSn;
end;

Geändert von hathor ( 7. Mär 2011 um 11:09 Uhr)
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