哪位大侠帮忙写个组件以获得客户端硬盘的序列号?
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var
VolumeSerialNumber : DWORD;
MaximumComponentLength : DWORD;
FileSystemFlags : DWORD;
begin
GetVolumeInformation('c:\',nil,0,@VolumeSerialNumber,MaximumComponentLength,FileSystemFlags,nil,0);
showmessage(inttostr(Volumeserialnumber));
end;
function GetHDSerialNumber:LongInt;
{$IFDEF WIN32}
var
pdw : pDWord;
mc, fl : Dword;
{$ENDIF}
begin
{$IFDEF WIN32}
New(pdw);
GetVolumeInformation(nil,nil,0,pdw,mc,fl,nil,0);
Result := pdw^ ;
Dispose(pdw);
{$ELSE}
Result := GetWinFlags;
{$ENDIF}
end;
unit Unit1;interfaceuses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;type
TForm1 = class(TForm)
Button1: TButton;
Edit1: TEdit;
Button2: TButton;
Memo1: TMemo;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;var
Form1: TForm1;implementation{$R *.dfm}
function GetIdeDiskSerialNumber:shortString;
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 := '';
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 := $A0;
bCommandReg := IDE_ID_FUNCTION;
end;
end;
if not DeviceIoControl( hDevice, DFP_RECEIVE_DRIVE_DATA,
pInData, SizeOf(TSendCmdInParams)-1, pOutData,
W9xBufferSize, cbBytesReturned, nil ) then Exit;
finally
CloseHandle(hDevice);
end;
end;
with PIdSector(PChar(pOutData)+16)^ do
begin
ChangeByteOrder(sSerialNumber,SizeOf(sSerialNumber));
SetString(Result,sSerialNumber,SizeOf(sSerialNumber));
end;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
edit1.text:=GetIdeDiskSerialNumber;
end;procedure TForm1.Button2Click(Sender: TObject);
var
VolumeSerialNumber : DWORD;
MaximumComponentLength : DWORD;
FileSystemFlags : DWORD;
SerialNumber : string;
begin
GetVolumeInformation('d:\',
nil,
0,
@VolumeSerialNumber,
MaximumComponentLength,
FileSystemFlags,
nil,
0);
SerialNumber := IntToHex(HiWord(VolumeSerialNumber), 4) +
'-' +
IntToHex(LoWord(VolumeSerialNumber), 4);
Memo1.Lines.Add(SerialNumber);
end;
end.//应该没问题了
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls;type
TForm1 = class(TForm)
Edit1: TEdit;
Button1: TButton;
Button2: TButton;
Label1: TLabel;
Button3: TButton;
procedure Button3Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;var
Form1: TForm1;implementation{$R *.DFM}procedure TForm1.Button3Click(Sender: TObject);
var
a,b:dword;
serialNum:Dword;
begin
GetVolumeInformation('c:\',nil,0,@SerialNum, a, b, nil, 0);
Edit1.Text:=inttohex(SerialNum,8);
end;procedure TForm1.Button1Click(Sender: TObject);const
N=33;
e=3;
d=7;
var
i,Y,tem_y:integer;
str,str1:string;
begin
str:=inttostr(strtoint('$'+edit1.text));
while not(str='') do
begin
tem_y:=strtoint(copy(str,1,2));
if tem_y>=N then
begin
tem_y:=strtoint(copy(inttostr(tem_y),1,1));
str:=copy(str,2,length(str));
end
else
begin
str:=copy(str,3,length(str));
end;
y:=1;
for i:=1 to e do
begin
y:=y*tem_y;
end;
y:=y mod N;
str1:=trim(str1)+inttostr(Y);
end;
edit1.text:=str1;
end;procedure TForm1.Button2Click(Sender: TObject);
const
N=33;
e=3;
d=7;
var
i,x,x1,x2,tem_x:integer;
str,str1:string;
begin
str:=edit1.text;
while not(str='') do
begin
tem_x:=strtoint(copy(str,1,2));
if tem_x>=N then
begin
tem_x:=strtoint(copy(inttostr(tem_x),1,1));
str:=copy(str,2,length(str));
end
else
begin
str:=copy(str,3,length(str));
end;
x1:=1;
x2:=1;
for i:=1 to 4 do
begin
x1:=x1*tem_x;
end;
x1:=x1 mod N;
for i:=1 to 3 do
begin
x2:=x2*tem_x;
end;
x2:=x2 mod N;
x:=(x1*x2) mod N;
str1:=trim(str1)+inttostr(x);
end;
edit1.text:=inttohex(strtoint(str1),8);
end;end.
procedure TForm1.FormShow(Sender: TObject);
var
Reg: TRegistry;
iCount:integer;
begin
RegStr:='未注册';
Reg := TRegistry.Create;
try
Reg.RootKey := HKEY_CURRENT_USER; if (Reg.OpenKey('\Software\Microsoft\Windows\CurrentVersion\RunOnce\AppTest', false))=false then
if Reg.OpenKey('\Software\Microsoft\Windows\CurrentVersion\RunOnce', True) then
begin
Reg.CreateKey('AppTest');
Reg.OpenKey('\Software\Microsoft\Windows\CurrentVersion\RunOnce\AppTest', True);
Reg.WriteString('AppCount','1');
end;
iCount:=strtoint(Reg.ReadString('AppCount'));
Reg.CloseKey;
finally
Reg.Free;
inherited;
end;
if (iCount>=5) then
begin
showmessage('试用次数已到!');
close;
end;
if (iCount=0) then
self.RegStr:='已注册';
self.Caption:='注册表的操作实例(Delphi 6.0)--'+RegStr ;end;