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program ScsiSN;

// 目的：简单的控制台程序来显示SCSI硬盘的序列号

{$APPTYPE CONSOLE}

uses

Windows, SysUtils;

//————————————————————-

function GetDeviceHandle( sDeviceName : String ) : THandle;

begin

Result := CreateFile( PChar(‘\\.\’+sDeviceName),

GENERIC_READ or GENERIC_WRITE,

FILE_SHARE_READ or FILE_SHARE_WRITE,

nil, OPEN_EXISTING, 0, 0 )

end;

//————————————————————-

function ScsiHddSerialNumber( DeviceHandle : THandle ) : String;

{$ALIGN ON}

type

TScsiPassThrough = record

Length : Word;

ScsiStatus : Byte;

PathId : Byte;

TargetId : Byte;

Lun : Byte;

CdbLength : Byte;

SenseInfoLength : Byte;

DataIn : Byte;

DataTransferLength : ULONG;

TimeOutValue : ULONG;

DataBufferOffset : DWORD;

SenseInfoOffset : ULONG;

Cdb : Array[0..15] of Byte;

end;

TScsiPassThroughWithBuffers = record

spt : TScsiPassThrough;

bSenseBuf : Array[0..31] of Byte;

bDataBuf : Array[0..191] of Byte;

end;

{ALIGN OFF}

var dwReturned : DWORD;

len : DWORD;

Buffer : Array[0..255] of Byte;

sptwb : TScsiPassThroughWithBuffers absolute Buffer;

begin

Result := ”;

FillChar(Buffer,SizeOf(Buffer),#0);

with sptwb.spt do

begin

Length := SizeOf(TScsiPassThrough);

CdbLength := 6; // CDB6GENERIC_LENGTH

SenseInfoLength := 24;

DataIn := 1; // SCSI_IOCTL_DATA_IN

DataTransferLength := 192;

TimeOutValue := 2;

DataBufferOffset := PChar(@sptwb.bDataBuf)-PChar(@sptwb);

SenseInfoOffset := PChar(@sptwb.bSenseBuf)-PChar(@sptwb);

Cdb[0] := $12; // OperationCode := SCSIOP_INQUIRY;

Cdb[1] := $01; // Flags := CDB_INQUIRY_EVPD; Vital product data

Cdb[2] := $80; // PageCode Unit serial number

Cdb[4] := 192; // AllocationLength

end;

len := sptwb.spt.DataBufferOffset+sptwb.spt.DataTransferLength;

if DeviceIoControl( DeviceHandle, $0004d004, @sptwb, SizeOf(TScsiPassThrough), @sptwb, len, dwReturned, nil )

and ((PChar(@sptwb.bDataBuf)+1)^=#$80)

then

SetString( Result, PChar(@sptwb.bDataBuf)+4,

Ord((PChar(@sptwb.bDataBuf)+3)^) );

end;

//=============================================================

var

hDevice : THandle = 0;

sSerNum, sDeviceName : String;

begin

sDeviceName := ParamStr(1);

if sDeviceName=” then

begin

WriteLn;

WriteLn(‘Display SCSI-2 device serial number.’);

WriteLn;

WriteLn(‘Using:’);

WriteLn;

if Win32Platform=VER_PLATFORM_WIN32_NT then // Windows NT/2000

WriteLn(‘ ScsiSN PhysicalDrive0’)

else

WriteLn(‘ ScsiSN C:’);

WriteLn(‘ ScsiSN Cdrom0’);

WriteLn(‘ ScsiSN Tape0’);

WriteLn;

Exit;

end;

hDevice := GetDeviceHandle(sDeviceName);

if hDevice=INVALID_HANDLE_VALUE then

WriteLn(‘Error on GetDeviceHandle: ‘,SysErrorMessage(GetLastError))

else

try

sSerNum := ScsiHddSerialNumber(hDevice);

if sSerNum=” then

WriteLn(‘Error on DeviceIoControl: ‘,

SysErrorMessageGetLastError))

else

WriteLn(‘Device ‘+sDeviceName

+’ serial number = “‘,sSerNum,'”‘);

finally

CloseHandle(hDevice);

end;

end.