破解ACCESS的数据库密码

来源：龙人计算机研究所作者：站长时间：2006-11-04 11:37:24

procedure TPassForm.CreateMDB(Sender: TObject);
var
  Date0: TDate;
  Date1: TDate;
  Date2: TDate;
begin
{　Date0 := EncodeDate(1978, 7, 01);
  Date1 := EncodeDate(1989, 9, 17);
  Date2 := EncodeDate(2079, 6, 05); }
  //SetTime(Date0);
  Make01('D:\DB01.MDB', '112233大');
  //SetTime(Date1);
  Make01('D:\DB02.MDB', '甚至于');
  //SetTime(Date2);
  Make01('D:\DB03.MDB', '');
end;

procedure SetFTime(const FileName: string; DTime: TDateTime);
var
  Q: HFile;
  ST: TSystemTime;
  FT: TFileTime;
begin
  DateTimeToSystemTime(DTime, ST);
  SystemTimeToFileTime(ST, FT);
  LocalFileTimeToFileTime(FT, FT);
  Q := FileOpen(FileName, fmOpenWrite or fmShareDenyNone);
  SetFileTime(Q, @FT, @FT, @FT);
end;

function TempPath(): string;
var
  SPath, SFile: array[0..254] of char;
begin
  GetTempPath(254, SPath);
  GetTempFileName(SPath, '~SM', 0, SFile);
  result := SFile;
  DeleteFile(result);
end;

function TPassForm.Make01(F: string; P: string = ''): boolean;
var
  Linker: string;
  Access: OleVariant;
begin
  if FileExists(F) then DeleteFile(F);
  Linker :=
　 'Provider=Microsoft.Jet.OLEDB.4.0;Data ' +
　 'Source=%s;Jet OLEDB:Database Password=%s;';
  Access := CreateOleObject('ADOX.Catalog');
  Access.Create(format(Linker, [F, P]));
end;

function TPassForm.Make02(F: string): boolean;
var
  Access: OleVariant;
begin
  if FileExists(F) then DeleteFile(F);
  Access := CreateOleObject('Access.Application');
  Access.NewCurrentDatabase(F);
  Access.Quit;
  Access := null;
end;

procedure TPassForm.FormCreate(Sender: TObject);
begin
  Pick1.DateTime := Now;
  FileBox1 := TFileListBox.Create(nil);
  FileBox1.Visible := false;
  FileBox1.Parent := Self;
  FileBox1.Mask := '*.MDB';
end;

procedure TPassForm.FormDestroy(Sender: TObject);
begin
  FileBox1.Free;
end;

procedure TPassForm.ExecDirectory(S: string);
var
  i: integer;
  P: PassType;
begin
  FileBox1.Directory := S;
  ListView1.Items.BeginUpdate;
  ListView1.Items.Clear;
  for i := FileBox1.Count - 1 downto 0 do begin
　 S := FileBox1.Items[i];
　 P := ExecFile(S);
　 if P.PassCode = '' then Continue;
　 with ListView1.Items.Add do begin
　　 Caption := S;
　　 ImageIndex := 0;
　　 SubItems.Add(P.FileType);
　　 SubItems.Add(P.PassCode);
　　 SubItems.Add(FormatDateTime(model, P.FileTime));
　 end;
　 ListView1.Items.EndUpdate;
  end;
end;