下面方法可以准确的得到硬盘的型号和生产序列号等参数！
function GetIdeDiskSerialNumber(var SerialNumber: string; var ModelNumber: string;
var FirmwareRev: string; var TotalAddressableSectors: ULong;
var SectorCapacity: ULong; var SectorsPerTrack: Word): Boolean; //得到硬盘物理号
type
TSrbIoControl = packed record
HeaderLength: ULong;
Signature: array[0..7] of Char;
Timeout: ULong;
ControlCode: ULong;
ReturnCode: ULong;
Length: ULong;
end;
SRB_IO_CONTROL = TSrbIoControl;
PSrbIoControl = ^TSrbIoControl;
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. Must be zero.
end;
IDEREGS = TIDERegs;
PIDERegs = ^TIDERegs;
TSendCmdInParams = packed record
cBufferSize: DWORD;
irDriveRegs: TIDERegs;
bDriveNumber: Byte;
bReserved: array[0..2] of Byte;
dwReserved: array[0..3] of DWORD;
bBuffer: array[0..0] of Byte;
end;
SENDCMDINPARAMS = TSendCmdInParams;
PSendCmdInParams = ^TSendCmdInParams;
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: ULong;
wMultSectorStuff: Word;
ulTotalAddressableSectors: ULong;
wSingleWordDMA: Word;
wMultiWordDMA: Word;
bReserved: array[0..127] of Byte;
end;
PIdSector = ^TIdSector;
const
IDE_ID_FUNCTION = $EC;
IDENTIFY_BUFFER_SIZE = 512;
DFP_RECEIVE_DRIVE_DATA = $0007C088;
IOCTL_SCSI_MINIPORT = $0004D008;
IOCTL_SCSI_MINIPORT_IDENTIFY = $001B0501;
DataSize = sizeof(TSendCmdInParams) - 1 + IDENTIFY_BUFFER_SIZE;
BufferSize = sizeof(SRB_IO_CONTROL) + DataSize;
W9xBufferSize = IDENTIFY_BUFFER_SIZE + 16;
var
hDevice: THandle;
cbBytesReturned: DWORD;
pInData: PSendCmdInParams;
pOutData: Pointer; // PSendCmdOutParams
Buffer: array[0..BufferSize - 1] of Byte;
srbControl: TSrbIoControl absolute Buffer;
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 := False;
FillChar(Buffer, BufferSize, #0);
if Win32Platform = VER_PLATFORM_WIN32_NT then
begin // Windows NT, Windows 2000
// Get SCSI port handle
hDevice := CreateFile('//./Scsi0:',
GENERIC_READ or GENERIC_WRITE,
FILE_SHARE_READ or FILE_SHARE_WRITE,
nil, OPEN_EXISTING, 0, 0);
if hDevice = INVALID_HANDLE_VALUE then Exit;
try
srbControl.HeaderLength := sizeof(SRB_IO_CONTROL);
System.Move('SCSIDISK', srbControl.Signature, 8);
srbControl.Timeout := 2;
srbControl.Length := DataSize;
srbControl.ControlCode := IOCTL_SCSI_MINIPORT_IDENTIFY;
pInData := PSendCmdInParams(PChar(@Buffer)
+ sizeof(SRB_IO_CONTROL));
pOutData := pInData;
with pInData^ do
begin
cBufferSize := IDENTIFY_BUFFER_SIZE;
bDriveNumber := 0;
with irDriveRegs do
begin
bFeaturesReg := 0;
bSectorCountReg := 1;
bSectorNumberReg := 1;
bCylLowReg := 0;
bCylHighReg := 0;
bDriveHeadReg := $A0;
bCommandReg := IDE_ID_FUNCTION;
end;
end;
if not DeviceIoControl(hDevice, IOCTL_SCSI_MINIPORT,
@Buffer, BufferSize, @Buffer, BufferSize,
cbBytesReturned, nil) then Exit;
finally
CloseHandle(hDevice);
end;
end
else
begin // Windows 95 OSR2, Windows 98
hDevice := CreateFile('//./SMARTVSD', 0, 0, nil,
CREATE_NEW, 0, 0);
if hDevice = INVALID_HANDLE_VALUE then Exit;
try
pInData := PSendCmdInParams(@Buffer);
pOutData := @pInData^.bBuffer;
with pInData^ do
begin
cBufferSize := IDENTIFY_BUFFER_SIZE;
bDriveNumber := 0;
with irDriveRegs do
begin
bFeaturesReg := 0;
bSectorCountReg := 1;
bSectorNumberReg := 1;
bCylLowReg := 0;
bCylHighReg := 0;
bDriveHeadReg := $A0;
bCommandReg := IDE_ID_FUNCTION;
end;
end;
if not DeviceIoControl(hDevice, DFP_RECEIVE_DRIVE_DATA,
pInData, sizeof(TSendCmdInParams) - 1, pOutData,
W9xBufferSize, cbBytesReturned, nil) then Exit;
finally
CloseHandle(hDevice);
end;
end;
with PIdSector(PChar(pOutData) + 16)^ do
begin
ChangeByteOrder(sSerialNumber, sizeof(sSerialNumber));
SetString(SerialNumber, sSerialNumber, sizeof(sSerialNumber)); //硬盘生产序号
ChangeByteOrder(sModelNumber, sizeof(sModelNumber));
SetString(ModelNumber, sModelNumber, sizeof(sModelNumber)); //硬盘型号
ChangeByteOrder(sFirmwareRev, sizeof(sFirmwareRev));
SetString(FirmwareRev, sFirmwareRev, sizeof(sFirmwareRev)); //硬盘硬件版本
Result := True;
ChangeByteOrder(ulTotalAddressableSectors, sizeof(ulTotalAddressableSectors));
TotalAddressableSectors := ulTotalAddressableSectors; //硬盘ulTotalAddressableSectors参数
ChangeByteOrder(ulCurrentSectorCapacity, sizeof(ulCurrentSectorCapacity));
SectorCapacity := ulCurrentSectorCapacity; //硬盘wBytesPerSector参数
ChangeByteOrder(wNumCurrentSectorsPerTrack, sizeof(wNumCurrentSectorsPerTrack));
SectorsPerTrack := wNumCurrentSectorsPerTrack; //硬盘wSectorsPerTrack参数
end;
end;
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如果硬盘有多个的话，修改里面的参数就可以查出第二、第三个硬盘的型号、ID等参数。
