THashMD5,THashSHA1,THashBobJenkins,TIdHashMessageDigest5的用法

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unit Unit1;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants,
  System.Classes, Vcl.Graphics,Soap.EncdDecd,IdHashMessageDigest,IdSSLOpenSSL,IdSSLOpenSSLHeaders,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, System.Hash;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
  TMD5 = class(TIdHashMessageDigest5);

var
  Form1: TForm1;

implementation

{$R *.dfm}

function MyFun(p: Pointer): Integer; stdcall;
var
  i: Integer;
begin
  for i := 0 to 500 do
  begin
    Form1.Canvas.Lock;
    Form1.Canvas.TextOut(10, 10, 'threadid=' + IntToStr(GetCurrentThreadId()) +
      ',' + IntToStr(i));
    Form1.Canvas.Unlock;
    Sleep(10);
  end;

  Result := 0;
end;

procedure MyPro();
var
  i: Integer;
begin
  for i := 0 to 500 do
  begin
    Form1.Canvas.Lock;
    Form1.Canvas.TextOut(10, 10, 'threadid=' + IntToStr(GetCurrentThreadId()) +
      ',' + IntToStr(i));
    Form1.Canvas.Unlock;
    Sleep(10);
  end;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  ShowMessage('xxx');
  MessageBox(0, 'nn', 'mmm', 0);
  Application.MessageBox('xxx', 'system', 0);

end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  //
  TThread.CreateAnonymousThread(MyPro).Start;
end;

procedure TForm1.Button3Click(Sender: TObject);
var
  data, key: string;
begin
  data := 'xxx';
  key := 'key';
  ShowMessage(THashMD5.Create.GetHashString(data));
  ShowMessage(THashMD5.Create.GetHMAC(data, key));
  ShowMessage(THashSHA1.Create.GetHashString(data));
  ShowMessage(THashSHA1.Create.GetHMAC(data, key));

  ShowMessage(THashBobJenkins.Create.GetHashString(data));

  ShowMessage(THash.GetRandomString(10));
  ShowMessage(THash.DigestAsString(TEncoding.UTF8.GetBytes(data)));
end;

procedure TForm1.Button4Click(Sender: TObject);
var
  data, key: string;
begin
  data:='fuck';
  data:=EncodeString(data) ;
  ShowMessage(data);
  ShowMessage(DecodeString(data));
  ShowMessage(TMD5.Create.HashStringAsHex(data));


end;

end.

 

 http://blog.csdn.net/earbao/article/details/46532077