IDE硬盤的序列號 |
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mathewzhao
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procedure TForm1‧Button1Click(Sender: TObject);
begin
label1‧Caption:='HardDriver SerialNumber:' strpas(GetIdeSerialNumber);
end; //獲取第一個IDE硬盤的序列號
function GetIdeSerialNumber : pchar;
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
// Buffer size in bytes
cBufferSize : DWORD;
// Structure with drive register values‧
irDriveRegs : TIDERegs;
// Physical drive number to send command to (0,1,2,3)‧
bDriveNumber : BYTE;
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
// 驅動器返回的錯誤代碼,無錯則返回0
bDriverError : Byte;
// IDE出錯寄存器的內容,只有當bDriverError 為 SMART_IDE_ERROR 時有效
bIDEStatus : Byte;
bReserved : Array[0‧‧1] of Byte;
dwReserved : Array[0‧‧1] of DWORD;
end;
TSendCmdOutParams = packed record
// bBuffer的大小
cBufferSize : DWORD;
// 驅動器狀態
DriverStatus : TDriverStatus;
// 用於保存從驅動器讀出的數據的緩衝區,實際長度由cBufferSize決定
bBuffer : Array[0‧‧0] of BYTE;
end;
var hDevice : THandle;
cbBytesReturned : DWORD;
ptr : PChar;
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 := ''; // 如果出錯則返回空串
if SysUtils‧Win32Platform=VER_PLATFORM_WIN32_NT then begin// Windows NT, Windows 2000
// 提示! 改變名稱可適用於其它驅動器,如第二個驅動器: '\\‧\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; // 更多關於 S‧M‧A‧R‧T‧ ioctl 的信息可查看:
// http://www‧microsoft‧com/hwdev/download/respec/iocltapi‧rtf // MSDN庫中也有一些簡單的例子
// Windows Development ─> Win32 Device Driver Kit ─>
// SAMPLE: SmartApp‧exe Accesses SMART stats in IDE drives // 還可以查看 http://www‧mtgroup‧ru/~alexk
// IdeInfo‧zip ─ 一個簡單的使用了S‧M‧A‧R‧T‧ Ioctl API的Delphi應用程序 // 注意: // WinNT/Win2000 ─ 你必須擁有對硬盤的讀/寫訪問權限 // Win98
// SMARTVSD‧VXD 必須安裝到 \windows\system\iosubsys
// (不要忘記在複製後重新啟動系統)
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