你好,我希望能够获取硬盘的唯一(硬件)序列号。我使用了一些函数,但是在Windows Seven或Vista中,由于管理员权限的问题,它们无法正常工作。是否可能在不以管理员身份运行的情况下检索它?
在问题评论中跟随Sertac发布的链接,我发现了这个有趣的C++问题,其中Fredou用一个很好的链接回答了这个问题,该链接指向一个codeproject示例,展示了如何在.NET中实现此操作。而这个示例又基于Borland C++代码的链接和文章。
很酷的是,这个C++代码也可以在非管理员用户下运行!
现在你需要有人帮助你将这个C++代码翻译成Delphi。
编辑:找到了一个可以为您完成此操作的Delphi单元。
我编写了一些样例用法:
program DiskDriveSerialConsoleProject;
{$APPTYPE CONSOLE}
uses
Windows,
SysUtils,
hddinfo in 'hddinfo.pas';
const
// Max number of drives assuming primary/secondary, master/slave topology
MAX_IDE_DRIVES = 16;
procedure ReadPhysicalDriveInNTWithZeroRights ();
var
DriveNumber: Byte;
HDDInfo: THDDInfo;
begin
HDDInfo := THDDInfo.Create();
try
for DriveNumber := 0 to MAX_IDE_DRIVES - 1 do
try
HDDInfo.DriveNumber := DriveNumber;
if HDDInfo.IsInfoAvailable then
begin
Writeln('VendorId: ', HDDInfo.VendorId);
Writeln('ProductId: ', HDDInfo.ProductId);
Writeln('ProductRevision: ', HDDInfo.ProductRevision);
Writeln('SerialNumber: ', HDDInfo.SerialNumber);
Writeln('SerialNumberInt: ', HDDInfo.SerialNumberInt);
Writeln('SerialNumberText: ', HDDInfo.SerialNumberText);
end;
except
on E: Exception do
Writeln(Format('DriveNumber %d, %s: %s', [DriveNumber, E.ClassName, E.Message]));
end;
finally
HDDInfo.Free;
end;
end;
begin
ReadPhysicalDriveInNTWithZeroRights;
Write('Press <Enter>');
Readln;
end.
单元来自http://www.delphipraxis.net/564756-post28.html
// http://www.delphipraxis.net/564756-post28.html
unit hddinfo;
interface
uses Windows, SysUtils, Classes;
const
IOCTL_STORAGE_QUERY_PROPERTY = $2D1400;
type
THDDInfo = class (TObject)
private
FDriveNumber: Byte;
FFileHandle: Cardinal;
FInfoAvailable: Boolean;
FProductRevision: string;
FProductId: string;
FSerialNumber: string;
FVendorId: string;
procedure ReadInfo;
procedure SetDriveNumber(const Value: Byte);
public
constructor Create;
property DriveNumber: Byte read FDriveNumber write SetDriveNumber;
property VendorId: string read FVendorId;
property ProductId: string read FProductId;
property ProductRevision: string read FProductRevision;
property SerialNumber: string read FSerialNumber;
function SerialNumberInt: Cardinal;
function SerialNumberText: string;
function IsInfoAvailable: Boolean;
end;
implementation
type
STORAGE_PROPERTY_QUERY = packed record
PropertyId: DWORD;
QueryType: DWORD;
AdditionalParameters: array[0..3] of Byte;
end;
STORAGE_DEVICE_DESCRIPTOR = packed record
Version: ULONG;
Size: ULONG;
DeviceType: Byte;
DeviceTypeModifier: Byte;
RemovableMedia: Boolean;
CommandQueueing: Boolean;
VendorIdOffset: ULONG;
ProductIdOffset: ULONG;
ProductRevisionOffset: ULONG;
SerialNumberOffset: ULONG;
STORAGE_BUS_TYPE: DWORD;
RawPropertiesLength: ULONG;
RawDeviceProperties: array[0..511] of Byte;
end;
function ByteToChar(const B: Byte): Char;
begin
Result := Chr(B + $30)
end;
function SerialNumberToCardinal (SerNum: String): Cardinal;
begin
HexToBin(PChar(SerNum), PChar(@Result), SizeOf(Cardinal));
end;
function SerialNumberToString(SerNum: String): String;
var
I, StrLen: Integer;
Pair: string;
B: Byte;
Ch: Char absolute B;
begin
Result := '';
StrLen := Length(SerNum);
if Odd(StrLen) then Exit;
I := 1;
while I < StrLen do
begin
Pair := Copy (SerNum, I, 2);
HexToBin(PChar(Pair), PChar(@B), 1);
Result := Result + Chr(B);
Inc(I, 2);
end;
I := 1;
while I < Length(Result) do
begin
Ch := Result[I];
Result[I] := Result[I + 1];
Result[I + 1] := Ch;
Inc(I, 2);
end;
end;
constructor THddInfo.Create;
begin
inherited;
SetDriveNumber(0);
end;
function THDDInfo.IsInfoAvailable: Boolean;
begin
Result := FInfoAvailable
end;
procedure THDDInfo.ReadInfo;
type
PCharArray = ^TCharArray;
TCharArray = array[0..32767] of Char;
var
Returned: Cardinal;
Status: LongBool;
PropQuery: STORAGE_PROPERTY_QUERY;
DeviceDescriptor: STORAGE_DEVICE_DESCRIPTOR;
PCh: PChar;
begin
FInfoAvailable := False;
FProductRevision := '';
FProductId := '';
FSerialNumber := '';
FVendorId := '';
try
FFileHandle := CreateFile(
PChar('\\.\PhysicalDrive' + ByteToChar(FDriveNumber)),
0,
FILE_SHARE_READ or FILE_SHARE_WRITE,
nil,
OPEN_EXISTING,
0,
0
);
if FFileHandle = INVALID_HANDLE_VALUE then
RaiseLastOSError;
ZeroMemory(@PropQuery, SizeOf(PropQuery));
ZeroMemory(@DeviceDescriptor, SizeOf(DeviceDescriptor));
DeviceDescriptor.Size := SizeOf(DeviceDescriptor);
Status := DeviceIoControl(
FFileHandle,
IOCTL_STORAGE_QUERY_PROPERTY,
@PropQuery,
SizeOf(PropQuery),
@DeviceDescriptor,
DeviceDescriptor.Size,
Returned,
nil
);
if not Status then
RaiseLastOSError;
if DeviceDescriptor.VendorIdOffset <> 0 then
begin
PCh := @PCharArray(@DeviceDescriptor)^[DeviceDescriptor.VendorIdOffset];
FVendorId := PCh;
end;
if DeviceDescriptor.ProductIdOffset <> 0 then
begin
PCh := @PCharArray(@DeviceDescriptor)^[DeviceDescriptor.ProductIdOffset];
FProductId := PCh;
end;
if DeviceDescriptor.ProductRevisionOffset <> 0 then
begin
PCh := @PCharArray(@DeviceDescriptor)^[DeviceDescriptor.ProductRevisionOffset];
FProductRevision := PCh;
end;
if DeviceDescriptor.SerialNumberOffset <> 0 then
begin
PCh := @PCharArray(@DeviceDescriptor)^[DeviceDescriptor.SerialNumberOffset];
FSerialNumber := PCh;
end;
FInfoAvailable := True;
finally
if FFileHandle <> INVALID_HANDLE_VALUE then
CloseHandle(FFileHandle);
end;
end;
function THDDInfo.SerialNumberInt: Cardinal;
begin
Result := 0;
if ((IsInfoAvailable = True) and (FSerialNumber <> '')) then Result := SerialNumberToCardinal(FSerialNumber)
end;
function THDDInfo.SerialNumberText: string;
begin
Result := '';
if ((IsInfoAvailable = True) and (FSerialNumber <> '')) then Result := SerialNumberToString(FSerialNumber)
end;
procedure THDDInfo.SetDriveNumber(const Value: Byte);
begin
FDriveNumber := Value;
ReadInfo;
end;
end.
编辑:RAID配置需要特殊的规定。
例如,我有一个带有多个RAID 5阵列的RAID系统;只有第一个显示,并且它不显示驱动器序列号,而是RAID阵列的序列号:
VendorId: AMCC
ProductId: 9550SXU-16ML
ProductRevision: 3.08
SerialNumber: 006508296D6A2A00DE82
SerialNumberInt: 688416000
--jeroenWMI (Windows Management Instrumentation)
来获取与 Windows 硬件相关的信息。SerialNumber
的属性,用于存储制造商分配的识别物理介质的编号。这些类是 Win32_DiskDrive
和 Win32_PhysicalMedia
。要访问这些类的 SerialNumber
属性,您必须知道磁盘的 DeviceId
,它类似于 \\.\PHYSICALDRIVE0
。另一种方法是使用关联类将物理驱动器与逻辑驱动器(C、D、E)链接起来。Win32_DiskPartition
-> Win32_LogicalDiskToPartition
-> Win32_DiskDrive
注意1:对于 Windows Server 2003、Windows XP、Windows 2000 和 Windows NT 4.0,Win32_DiskDrive
类的 SerialNumber
属性不存在,因此如果您使用的是 Windows Vista 或 Windows 7,则可以正常工作。
注意2:代码不需要管理员帐户运行。{$APPTYPE CONSOLE}
uses
SysUtils,
ActiveX,
ComObj,
Variants;
function GetDiskSerial(const Drive:AnsiChar):string;
var
FSWbemLocator : OLEVariant;
objWMIService : OLEVariant;
colDiskDrives : OLEVariant;
colLogicalDisks: OLEVariant;
colPartitions : OLEVariant;
objDiskDrive : OLEVariant;
objPartition : OLEVariant;
objLogicalDisk : OLEVariant;
oEnumDiskDrive : IEnumvariant;
oEnumPartition : IEnumvariant;
oEnumLogical : IEnumvariant;
iValue : LongWord;
DeviceID : string;
begin;
Result:='';
FSWbemLocator := CreateOleObject('WbemScripting.SWbemLocator');
objWMIService := FSWbemLocator.ConnectServer('localhost', 'root\CIMV2', '', ''); //Connect to the WMI
colDiskDrives := objWMIService.ExecQuery('SELECT * FROM Win32_DiskDrive','WQL',0);
oEnumDiskDrive:= IUnknown(colDiskDrives._NewEnum) as IEnumVariant;
while oEnumDiskDrive.Next(1, objDiskDrive, iValue) = 0 do
begin
DeviceID := StringReplace(objDiskDrive.DeviceID,'\','\\',[rfReplaceAll]); //Escape the `\` chars in the DeviceID value because the '\' is a reserved character in WMI.
colPartitions := objWMIService.ExecQuery(Format('ASSOCIATORS OF {Win32_DiskDrive.DeviceID="%s"} WHERE AssocClass = Win32_DiskDriveToDiskPartition',[DeviceID]));//link the Win32_DiskDrive class with the Win32_DiskDriveToDiskPartition class
oEnumPartition := IUnknown(colPartitions._NewEnum) as IEnumVariant;
while oEnumPartition.Next(1, objPartition, iValue) = 0 do
begin
colLogicalDisks := objWMIService.ExecQuery('ASSOCIATORS OF {Win32_DiskPartition.DeviceID="'+objPartition.DeviceID+'"} WHERE AssocClass = Win32_LogicalDiskToPartition'); //link the Win32_DiskPartition class with theWin32_LogicalDiskToPartition class.
oEnumLogical := IUnknown(colLogicalDisks._NewEnum) as IEnumVariant;
while oEnumLogical.Next(1, objLogicalDisk, iValue) = 0 do
begin
if objLogicalDisk.DeviceID=(Drive+':') then //compare the device id
begin
Result:=objDiskDrive.SerialNumber;
Exit;
end;
objLogicalDisk:=Unassigned;
end;
objPartition:=Unassigned;
end;
end;
end;
begin
try
CoInitialize(nil);
try
Writeln(GetDiskSerial('C'));
Readln;
finally
CoUninitialize;
end;
except
on E:Exception do
begin
Writeln(E.Classname, ':', E.Message);
Readln;
end;
end;
end.
这是Victor Derevyanko将C++代码翻译成Delphi的另一个DiskId32版本
project: http://code.google.com/p/dvsrc/
因为第一种方法(WithZeroRights)对我没有用,所以我写了另一个用于ReadIdeDriveAsScsiDriveInNT方法的方法:
unit HDScsiInfo;
interface
uses
Windows, SysUtils;
const
IDENTIFY_BUFFER_SIZE = 512;
FILE_DEVICE_SCSI = $0000001b;
IOCTL_SCSI_MINIPORT_IDENTIFY = ((FILE_DEVICE_SCSI shl 16) + $0501);
IDE_ATA_IDENTIFY = $EC; // Returns ID sector for ATA.
IOCTL_SCSI_MINIPORT = $0004D008; // see NTDDSCSI.H for definition
type
TDiskData = array [0..256-1] of DWORD;
TDriveInfo = record
ControllerType: Integer; //0 - primary, 1 - secondary, 2 - Tertiary, 3 - Quaternary
DriveMS: Integer; //0 - master, 1 - slave
DriveModelNumber: String;
DriveSerialNumber: String;
DriveControllerRevisionNumber: String;
ControllerBufferSizeOnDrive: Int64;
DriveType: String; //fixed or removable or unknown
DriveSizeBytes: Int64;
end;
THDScsiInfo = class (TObject)
private
FDriveNumber: Byte;
FFileHandle: Cardinal;
FInfoAvailable: Boolean;
FProductRevision: string;
FSerialNumber: string;
FControllerType: Integer;
FDriveMS: Integer;
FDriveModelNumber: string;
FControllerBufferSizeOnDrive: Int64;
FDriveType: string;
FDriveSizeBytes: Int64;
procedure ReadInfo;
procedure SetDriveNumber(const Value: Byte);
procedure PrintIdeInfo(DiskData: TDiskData);
public
constructor Create;
property DriveNumber: Byte read FDriveNumber write SetDriveNumber;
property ProductRevision: string read FProductRevision;
property SerialNumber: string read FSerialNumber;
property ControllerType: Integer read FControllerType;
property DriveMS: Integer read FDriveMS;
property DriveModelNumber: string read FDriveModelNumber;
property ControllerBufferSizeOnDrive: Int64 read FControllerBufferSizeOnDrive;
property DriveType: string read FDriveType;
property DriveSizeBytes: Int64 read FDriveSizeBytes;
function IsInfoAvailable: Boolean;
end;
implementation
type
SRB_IO_CONTROL = record
HeaderLength: Cardinal;
Signature: array [0..8-1] of Byte;
Timeout: Cardinal;
ControlCode: Cardinal;
ReturnCode: Cardinal;
Length: Cardinal;
end;
PSRB_IO_CONTROL = ^SRB_IO_CONTROL;
DRIVERSTATUS = record
bDriverError: Byte;// Error code from driver, or 0 if no error.
bIDEStatus: Byte;// Contents of IDE Error register.
// Only valid when bDriverError is SMART_IDE_ERROR.
bReserved: array [0..1] of Byte;// Reserved for future expansion.
dwReserved: array [0..1] of Longword;// Reserved for future expansion.
end;
SENDCMDOUTPARAMS = record
cBufferSize: Longword;// Size of bBuffer in bytes
DriverStatus: DRIVERSTATUS;// Driver status structure.
bBuffer: array [0..0] of Byte;// Buffer of arbitrary length in which to store the data read from the // drive.
end;
IDEREGS = 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;
SENDCMDINPARAMS = record
cBufferSize: Longword;// Buffer size in bytes
irDriveRegs: IDEREGS; // Structure with drive register values.
bDriveNumber: Byte;// Physical drive number to send
// command to (0,1,2,3).
bReserved: array[0..2] of Byte;// Reserved for future expansion.
dwReserved: array [0..3] of Longword;// For future use.
bBuffer: array [0..0] of Byte;// Input buffer. //!TODO: this is array of single element
end;
PSENDCMDINPARAMS = ^SENDCMDINPARAMS;
PSENDCMDOUTPARAMS = ^SENDCMDOUTPARAMS;
IDSECTOR = record
wGenConfig: Word;
wNumCyls: Word;
wReserved: Word;
wNumHeads: Word;
wBytesPerTrack: Word;
wBytesPerSector: Word;
wSectorsPerTrack: Word;
wVendorUnique: array [0..3-1] of Word;
sSerialNumber: array [0..20-1] of AnsiChar;
wBufferType: Word;
wBufferSize: Word;
wECCSize: Word;
sFirmwareRev: array [0..8-1] of AnsiChar;
sModelNumber: array [0..40-1] of AnsiChar;
wMoreVendorUnique: Word;
wDoubleWordIO: Word;
wCapabilities: Word;
wReserved1: Word;
wPIOTiming: Word;
wDMATiming: Word;
wBS: Word;
wNumCurrentCyls: Word;
wNumCurrentHeads: Word;
wNumCurrentSectorsPerTrack: Word;
ulCurrentSectorCapacity: Cardinal;
wMultSectorStuff: Word;
ulTotalAddressableSectors: Cardinal;
wSingleWordDMA: Word;
wMultiWordDMA: Word;
bReserved: array [0..128-1] of Byte;
end;
PIDSECTOR = ^IDSECTOR;
TArrayDriveInfo = array of TDriveInfo;
type
DeviceQuery = record
HeaderLength: Cardinal;
Signature: array [0..8-1] of Byte;
Timeout: Cardinal;
ControlCode: Cardinal;
ReturnCode: Cardinal;
Length: Cardinal;
cBufferSize: Longword;// Buffer size in bytes
irDriveRegs: IDEREGS; // Structure with drive register values.
bDriveNumber: Byte;// Physical drive number to send
bReserved: array[0..2] of Byte;// Reserved for future expansion.
dwReserved: array [0..3] of Longword;// For future use.
bBuffer: array [0..0] of Byte;// Input buffer. //!TODO: this is array of single element
end;
function ConvertToString (diskdata: TDiskData;
firstIndex: Integer;
lastIndex: Integer;
buf: PAnsiChar): PAnsiChar;
var
index: Integer;
position: Integer;
begin
position := 0;
// each integer has two characters stored in it backwards
for index := firstIndex to lastIndex do begin
// get high byte for 1st character
buf[position] := AnsiChar(Chr(diskdata [index] div 256));
inc(position);
// get low byte for 2nd character
buf [position] := AnsiChar(Chr(diskdata [index] mod 256));
inc(position);
end;
// end the string
buf[position] := Chr(0);
// cut off the trailing blanks
index := position - 1;
while (index >0) do begin
// if not IsSpace(AnsiChar(buf[index]))
if (AnsiChar(buf[index]) <> ' ')
then break;
buf [index] := Chr(0);
dec(index);
end;
Result := buf;
end;
constructor THDScsiInfo.Create;
begin
inherited;
SetDriveNumber(0);
end;
function THDScsiInfo.IsInfoAvailable: Boolean;
begin
Result := FInfoAvailable
end;
procedure THDScsiInfo.PrintIdeInfo (DiskData: TDiskData);
var
nSectors: Int64;
serialNumber: array [0..1024-1] of AnsiChar;
modelNumber: array [0..1024-1] of AnsiChar;
revisionNumber: array [0..1024-1] of AnsiChar;
begin
// copy the hard drive serial number to the buffer
ConvertToString (DiskData, 10, 19, @serialNumber);
ConvertToString (DiskData, 27, 46, @modelNumber);
ConvertToString (DiskData, 23, 26, @revisionNumber);
FControllerType := FDriveNumber div 2;
FDriveMS := FDriveNumber mod 2;
FDriveModelNumber := modelNumber;
FSerialNumber := serialNumber;
FProductRevision := revisionNumber;
FControllerBufferSizeOnDrive := DiskData [21] * 512;
if ((DiskData [0] and $0080) <> 0)
then FDriveType := 'Removable'
else if ((DiskData [0] and $0040) <> 0)
then FDriveType := 'Fixed'
else FDriveType := 'Unknown';
// calculate size based on 28 bit or 48 bit addressing
// 48 bit addressing is reflected by bit 10 of word 83
if ((DiskData[83] and $400) <> 0) then begin
nSectors := DiskData[103] * Int64(65536) * Int64(65536) * Int64(65536) +
DiskData[102] * Int64(65536) * Int64(65536) +
DiskData[101] * Int64(65536) +
DiskData[100];
end else begin
nSectors := DiskData [61] * 65536 + DiskData [60];
end;
// there are 512 bytes in a sector
FDriveSizeBytes := nSectors * 512;
end;
procedure THDScsiInfo.ReadInfo;
type
DataArry = array [0..256-1] of WORD;
PDataArray = ^DataArry;
const
SENDIDLENGTH = sizeof (SENDCMDOUTPARAMS) + IDENTIFY_BUFFER_SIZE;
var
I: Integer;
buffer: array [0..sizeof (SRB_IO_CONTROL) + SENDIDLENGTH - 1] of AnsiChar;
dQuery: DeviceQuery;
dummy: DWORD;
pOut: PSENDCMDOUTPARAMS;
pId: PIDSECTOR;
DiskData: TDiskData;
pIdSectorPtr: PWord;
begin
FInfoAvailable := False;
FFileHandle := CreateFile (PChar(Format('\\.\Scsi%d:', [FDriveNumber])),
GENERIC_READ or GENERIC_WRITE,
FILE_SHARE_READ or FILE_SHARE_WRITE, nil,
OPEN_EXISTING, 0, 0);
if (FFileHandle <> INVALID_HANDLE_VALUE) then begin
ZeroMemory(@dQuery, SizeOf(dQuery));
dQuery.HeaderLength := sizeof (SRB_IO_CONTROL);
dQuery.Timeout := 10000;
dQuery.Length := SENDIDLENGTH;
dQuery.ControlCode := IOCTL_SCSI_MINIPORT_IDENTIFY;
StrLCopy(@dQuery.Signature, 'SCSIDISK', 8);
dQuery.irDriveRegs.bCommandReg := IDE_ATA_IDENTIFY;
dQuery.bDriveNumber := FDriveNumber;
if (DeviceIoControl (FFileHandle, IOCTL_SCSI_MINIPORT,
@dQuery,
SizeOf(dQuery),
@buffer,
sizeof (SRB_IO_CONTROL) + SENDIDLENGTH,
dummy, nil))
then begin
pOut := PSENDCMDOUTPARAMS(buffer + sizeof (SRB_IO_CONTROL)); //!TOCHECK
pId := PIDSECTOR(@pOut^.bBuffer[0]);
if (pId^.sModelNumber[0] <> Chr(0) ) then begin
pIdSectorPtr := PWord(pId);
for I := 0 to 256-1 do
DiskData[I] := PDataArray(pIdSectorPtr)[I];
PrintIdeInfo (DiskData);
FInfoAvailable := True;
end;
end;
CloseHandle(FFileHandle);
end;
end;
procedure THDScsiInfo.SetDriveNumber(const Value: Byte);
begin
FDriveNumber := Value;
ReadInfo;
end;
end.
使用示例:
procedure ReadIdeDriveAsScsiDriveInNT;
var
DriveNumber: Byte;
HDDInfo: THDScsiInfo;
begin
HDDInfo := THDScsiInfo.Create();
try
for DriveNumber := 0 to MAX_IDE_DRIVES - 1 do
try
HDDInfo.DriveNumber := DriveNumber;
if HDDInfo.IsInfoAvailable then begin
Writeln('Available Drive: ', HDDInfo.DriveNumber);
Writeln('ControllerType: ', HDDInfo.ControllerType);
Writeln('DriveMS: ', HDDInfo.DriveMS);
Writeln('DriveModelNumber: ', HDDInfo.DriveModelNumber);
Writeln('ControllerBufferSizeOnDrive: ', HDDInfo.ControllerBufferSizeOnDrive);
Writeln('DriveType: ', HDDInfo.DriveType);
Writeln('DriveSizeBytes: ', HDDInfo.DriveSizeBytes);
Writeln('ProductRevision: ', HDDInfo.ProductRevision);
Writeln('SerialNumber: ', HDDInfo.SerialNumber);
end;
except
on E: Exception do
Writeln(Format('DriveNumber %d, %s: %s', [DriveNumber, E.ClassName, E.Message]));
end;
finally
HDDInfo.Free;
end;
end;
begin
ReadIdeDriveAsScsiDriveInNT;
Write('Press <Enter>');
end.
这个与我的WD硬盘非常兼容。
https://code.google.com/p/dvsrc/downloads/detail?name=20120116DiskId32Port_fixed.7z&can=2&q=
这是他的全部工作
我发表这篇文章纯粹是为了完整性,并可能满足那些对硬件着迷的人。
我没有Pascal编译器来测试这些程序在当前的Windows系统上是否可用,但我知道这段代码在DOS时代是有效的。也许它仍然可以在命令提示窗口中使用。
Pascal代码:
uses
Dos, Crt;
type
SerNoType = record
case Integer of
0: (SerNo1, SerNo2: Word);
1: (SerNo: Longint);
end;
DiskSerNoInfoType = record
Infolevel: Word;
VolSerNo: SerNoType;
VolLabel: array[1..11] of Char;
FileSys: array[1..8] of Char;
end;
function HexDigit(N: Byte): Char;
begin
if N < 10 then
HexDigit := Chr(Ord('0') + N)
else
HexDigit := Chr(Ord('A') + (N - 10));
end;
function GetVolSerialNo(DriveNo: Byte): String;
var
ReturnArray: DiskSerNoInfoType;
Regs: Registers;
begin
with Regs do
begin
AX := $440d;
BL := DriveNo;
CH := $08;
CL := $66;
DS := Seg(ReturnArray);
DX := Ofs(ReturnArray);
Intr($21, Regs);
if (Flags and FCarry) <> 0 then
GetVolSerialNo := ''
else
with ReturnArray.VolSerNo do
GetVolSerialNo :=
HexDigit(Hi(SerNo2) div 16) + HexDigit(Hi(SerNo2) mod 16) +
HexDigit(Lo(SerNo2) div 16) + HexDigit(Lo(SerNo2) mod 16) +
HexDigit(Hi(SerNo1) div 16) + HexDigit(Hi(SerNo1) mod 16) +
HexDigit(Lo(SerNo1) div 16) + HexDigit(Lo(SerNo1) mod 16);
end;
end;
procedure PutVolSerialNo(DriveNo: Byte; SerialNo: Longint);
var
ReturnArray: DiskSerNoInfoType;
Regs: Registers;
begin
with Regs do
begin
AX := $440d;
BL := DriveNo;
CH := $08;
CL := $66;
DS := Seg(ReturnArray);
DX := Ofs(ReturnArray);
Intr($21, Regs);
if (Flags and FCarry) = 0 then
begin
ReturnArray.VolSerNo.SerNo := SerialNo;
AH := $69;
BL := DriveNo;
AL := $01;
DS := Seg(ReturnArray);
DX := Ofs(ReturnArray);
Intr($21, Regs);
end;
end;
end;
请随意更新此答案,以便在Delphi中使其正常工作(如果可能的话)。