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[效率算法] 求高手把这代码转成AUOIT的！谢谢，

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net_e
发表于 2010-6-25 21:08:24 | 显示全部楼层 |阅读模式
这是与普通MD5不一样的！！！


{*******************************************************}
{                                                       }
{       Radmin  Password MD5 Hash                    }
{                                                       }
{       版权所有 (C) 2008 Open                          }
{                                                       }
{*******************************************************}


unit Unit1;

interface

uses
  Windows, SysUtils, Classes, Controls, Forms,StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Edit1: TEdit;
    Edit2: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

type
  MD5Count = array[0..1] of DWORD;
  MD5State = array[0..3] of DWORD;
  MD5Block = array[0..15] of DWORD;
  MD5CBits = array[0..7] of Byte;
  MD5Digest = array[0..15] of Byte;
  MD5Buffer = array[0..63] of Byte;
  MD5Context = record
    State: MD5State;
    Count: MD5Count;
    Buffer: MD5Buffer;
  end;

procedure MD5Init(var Context: MD5Context);
procedure MD5Update(var Context: MD5Context; Input: pChar; Length: longword);
procedure MD5Final(var Context: MD5Context; var Digest: MD5Digest);
function MD5String(M: string): MD5Digest;
function MD5Print(D: MD5Digest): string;




var
  Form1: TForm1;
  PADDING: MD5Buffer = (
    $80, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00,
    $00, $00, $00, $00, $00, $00, $00, $00);


implementation

{$R *.dfm}

function F(x, y, z: DWORD): DWORD;
begin
  Result := (y xor z) and x xor z;
end;

function G(x, y, z: DWORD): DWORD;
begin
  Result := (y xor x) and z xor y ;
end;

function H(x, y, z: DWORD): DWORD;
begin
  Result := x xor (z xor y)
end;

function I(x, y, z: DWORD): DWORD;
begin
  Result := y xor (x or (not z));
end;

procedure rot(var x: DWORD; n: BYTE);
begin
  x := (x shl n) or (x shr (32 - n));
end;

procedure FF(var a: DWORD; b, c, d, x: DWORD; s: BYTE; ac: DWORD);
begin
  inc(a, F(b, c, d) + x + ac);
  rot(a, s);
  inc(a, b);
end;

procedure GG(var a: DWORD; b, c, d, x: DWORD; s: BYTE; ac: DWORD);
begin
  inc(a, G(b, c, d) + x + ac);
  rot(a, s);
  inc(a, b);
end;

procedure HH(var a: DWORD; b, c, d, x: DWORD; s: BYTE; ac: DWORD);
begin
  inc(a, H(b, c, d) + x + ac);
  rot(a, s);
  inc(a, b);
end;

procedure II(var a: DWORD; b, c, d, x: DWORD; s: BYTE; ac: DWORD);
begin
  inc(a, I(b, c, d) + x + ac);
  rot(a, s);
  inc(a, b);
end;

procedure Encode(Source, Target: pointer; Count: longword);
var
  S: PByte;
  T: PDWORD;
  I: longword;
begin
  S := Source;
  T := Target;
  for I := 1 to Count div 4 do begin
    T^ := S^;
    inc(S);
    T^ := T^ or (S^ shl 8);
    inc(S);
    T^ := T^ or (S^ shl 16);
    inc(S);
    T^ := T^ or (S^ shl 24);
    inc(S);
    inc(T);
  end;
end;

procedure Decode(Source, Target: pointer; Count: longword);
var
  S: PDWORD;
  T: PByte;
  I: longword;
begin
  S := Source;
  T := Target;
  for I := 1 to Count do begin
    T^ := S^ and $ff;
    inc(T);
    T^ := (S^ shr 8) and $ff;
    inc(T);
    T^ := (S^ shr 16) and $ff;
    inc(T);
    T^ := (S^ shr 24) and $ff;
    inc(T);
    inc(S);
  end;
end;

procedure Transform(Buffer: pointer; var State: MD5State);
var
  a, b, c, d: DWORD;
  Block: MD5Block;
begin
  Encode(Buffer, @Block, 64);
  a := State[0];
  b := State[1];
  c := State[2];
  d := State[3];
  FF (a, b, c, d, Block[ 0],  7, $d76aa478);
  FF (d, a, b, c, Block[ 1], 12, $e8c7b756);
  FF (c, d, a, b, Block[ 2], 17, $242070db);
  FF (b, c, d, a, Block[ 3], 22, $c1bdceee);
  FF (a, b, c, d, Block[ 4],  7, $f57c0faf);
  FF (d, a, b, c, Block[ 5], 12, $4787c62a);
  FF (c, d, a, b, Block[ 6], 17, $a8304613);
  FF (b, c, d, a, Block[ 7], 22, $fd469501);
  FF (a, b, c, d, Block[ 8],  7, $698098d8);
  FF (d, a, b, c, Block[ 9], 12, $8b44f7af);
  FF (c, d, a, b, Block[10], 17, $ffff5bb1);
  FF (b, c, d, a, Block[11], 22, $895cd7be);
  FF (a, b, c, d, Block[12],  7, $6b901122);
  FF (d, a, b, c, Block[13], 12, $fd987193);
  FF (c, d, a, b, Block[14], 17, $a679438e);
  FF (b, c, d, a, Block[15], 22, $49b40821);
  GG (a, b, c, d, Block[ 1],  5, $f61e2562);
  GG (d, a, b, c, Block[ 6],  9, $c040b340);
  GG (c, d, a, b, Block[11], 14, $265e5a51);
  GG (b, c, d, a, Block[ 0], 20, $e9b6c7aa);
  GG (a, b, c, d, Block[ 5],  5, $d62f105d);
  GG (d, a, b, c, Block[10],  9,  $2441453);
  GG (c, d, a, b, Block[15], 14, $d8a1e681);
  GG (b, c, d, a, Block[ 4], 20, $e7d3fbc8);
  GG (a, b, c, d, Block[ 9],  5, $21e1cde6);
  GG (d, a, b, c, Block[14],  9, $c33707d6);
  GG (c, d, a, b, Block[ 3], 14, $f4d50d87);
  GG (b, c, d, a, Block[ 8], 20, $455a14ed);
  GG (a, b, c, d, Block[13],  5, $a9e3e905);
  GG (d, a, b, c, Block[ 2],  9, $fcefa3f8);
  GG (c, d, a, b, Block[ 7], 14, $676f02d9);
  GG (b, c, d, a, Block[12], 20, $8d2a4c8a);
  HH (a, b, c, d, Block[ 5],  4, $fffa3942);
  HH (d, a, b, c, Block[ 8], 11, $8771f681);
  HH (c, d, a, b, Block[11], 16, $6d9d6122);
  HH (b, c, d, a, Block[14], 23, $fde5380c);
  HH (a, b, c, d, Block[ 1],  4, $a4beea44);
  HH (d, a, b, c, Block[ 4], 11, $4bdecfa9);
  HH (c, d, a, b, Block[ 7], 16, $f6bb4b60);
  HH (b, c, d, a, Block[10], 23, $bebfbc70);
  HH (a, b, c, d, Block[13],  4, $289b7ec6);
  HH (d, a, b, c, Block[ 0], 11, $eaa127fa);
  HH (c, d, a, b, Block[ 3], 16, $d4ef3085);
  HH (b, c, d, a, Block[ 6], 23,  $4881d05);
  HH (a, b, c, d, Block[ 9],  4, $d9d4d039);
  HH (d, a, b, c, Block[12], 11, $e6db99e5);
  HH (c, d, a, b, Block[15], 16, $1fa27cf8);
  HH (b, c, d, a, Block[ 2], 23, $c4ac5665);
  II (a, b, c, d, Block[ 0],  6, $f4292244);
  II (d, a, b, c, Block[ 7], 10, $432aff97);
  II (c, d, a, b, Block[14], 15, $ab9423a7);
  II (b, c, d, a, Block[ 5], 21, $fc93a039);
  II (a, b, c, d, Block[12],  6, $655b59c3);
  II (d, a, b, c, Block[ 3], 10, $8f0ccc92);
  II (c, d, a, b, Block[10], 15, $ffeff47d);
  II (b, c, d, a, Block[ 1], 21, $85845dd1);
  II (a, b, c, d, Block[ 8],  6, $6fa87e4f);
  II (d, a, b, c, Block[15], 10, $fe2ce6e0);
  II (c, d, a, b, Block[ 6], 15, $a3014314);
  II (b, c, d, a, Block[13], 21, $4e0811a1);
  II (a, b, c, d, Block[ 4],  6, $f7537e82);
  II (d, a, b, c, Block[11], 10, $bd3af235);
  II (c, d, a, b, Block[ 2], 15, $2ad7d2bb);
  II (b, c, d, a, Block[ 9], 21, $eb86d391);
  inc(State[0], a);
  inc(State[1], b);
  inc(State[2], c);
  inc(State[3], d);
end;

procedure MD5Init(var Context: MD5Context);
begin
  with Context do begin
    State[0] := $67452301;
    State[1] := $efcdab89;
    State[2] := $98badcfe;
    State[3] := $10325476;
    Count[0] := 0;
    Count[1] := 0;
    ZeroMemory(@Buffer, SizeOf(MD5Buffer));
  end;
end;

procedure MD5Update(var Context: MD5Context; Input: pChar; Length: longword);
var
  Index: longword;
  PartLen: longword;
  I: longword;
begin
  with Context do begin
    Index := (Count[0] shr 3) and $3f;
    inc(Count[0], Length shl 3);
    if Count[0] < (Length shl 3) then inc(Count[1]);
    inc(Count[1], Length shr 29);
  end;
  PartLen := 64 - Index;
  if Length >= PartLen then begin
    CopyMemory(@Context.Buffer[Index], Input, PartLen);
    Transform(@Context.Buffer, Context.State);
    I := PartLen;
    while I + 63 < Length do begin
      Transform(@Input[I], Context.State);
      inc(I, 64);
    end;
    Index := 0;
  end else I := 0;
  CopyMemory(@Context.Buffer[Index], @Input[I], Length - I);
end;

procedure MD5Final(var Context: MD5Context; var Digest: MD5Digest);
var
  Bits: MD5CBits;
  Index: longword;
  PadLen: longword;
begin
  Decode(@Context.Count, @Bits, 2);
  Index := (Context.Count[0] shr 3) and $3f;
  if Index < 56 then PadLen := 56 - Index else PadLen := 120 - Index;
  MD5Update(Context, @PADDING, PadLen);
  MD5Update(Context, @Bits, 8);
  Decode(@Context.State, @Digest, 4);
  ZeroMemory(@Context, SizeOf(MD5Context));
end;

function MD5String(M: string): MD5Digest;
var
  Context: MD5Context;
  Pass : Array [0..99] of char;
begin
  MD5Init(Context);
  if Length(M)<=100 then
  begin
  ZeroMemory(@Pass, sizeof(pass));
  StrCopy(@pass,PChar(M));
  MD5Update(Context, Pass,100);
  end
  else begin
  MD5Update(Context, pChar(M),Length(M)) ;
  end ;
  MD5Final(Context, Result);
end;

function MD5Print(D: MD5Digest): string;
var
  I: byte;
const
  Digits: array[0..15] of char =
    ('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
begin
  Result := '';
  for I := 0 to 15 do Result := Result + Digits[(D[I] shr 4) and $0f] + Digits[D[I] and $0f];
end;


procedure TForm1.Button1Click(Sender: TObject);
begin
    edit2.Text := MD5Print(MD5String(Trim(edit1.Text)));
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  Close;
end;

end.
例:
PASS:1
MD5:5E32CCEAAFED5CC80866737DFB212D7F
AUOIT, 代码

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Au3代码高亮发贴标签： [AU3] 你的代码 [/AU3]                   支持论坛的发展，请添加此》》网址导航《《为您的主页          
ferelove
发表于 2010-6-25 21:49:52 | 显示全部楼层
看着头晕。这是Radmin的密码？
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水木子
发表于 2010-6-25 21:59:32 | 显示全部楼层
看着头晕。这是Radmin的密码？
ferelove 发表于 2010-6-25 21:49


貌似是其他版本的MD5加密吧！
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net_e
 楼主| 发表于 2010-6-29 12:47:02 | 显示全部楼层
是的，RADMIN的MD5 变形过的。
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