unit1.pas

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unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Memo1: TMemo;
    Memo2: TMemo;
    Button2: TButton;
    Memo3: TMemo;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    OpenDialog1: TOpenDialog;
    Button6: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
  private
    { Private declarations }
    function EnCryptFile(SourFile:String ; DestFile:String ; FilePassword:String):Boolean;
    function DeCryptFile(SourFile:String ; DestFile:String ; FilePassword:String):Boolean;
    function EnCryptStr(SourStr:String ; var DestStr:String ; StrPassword:String):Boolean;
    function DeCryptStr(SourStr:String ; var DestStr:String ; StrPassword:String):Boolean;
    procedure InitUser;
    function StrToHex(S: string): string;
    function HexToStr(S: string): string;

  public
    { Public declarations }
  end;

var
  Form1: TForm1;

  //function password(var SourceString: string; MethodIndex: integer): string; external 'MyHash.dll';


implementation

//--------------------------------------
//Crypto API 2.0