千年加密解密代码....虽然看起来挺复杂的.我是对应汇编的.编译后几乎和游戏客户端里的一样...保证了速度.. % n% `: C1 E) m. i8 ~! Q. ], V/ I# P+ l
二次解密代码我还没去搞.不过一次解密足够了.可以制出很多功能外挂.如自动拾取.吃药.等等...二次解密加密主要用于怪物坐标用的.(自动练功需要解析怪物坐标要用)
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0 I c& G$ {1 C7 v5 ]声明部分
$ ^' u4 a3 W/ U* X& T6 c//二种声方法均可
1 p+ ?% C2 w+ t" r3 t. }" z//const gamestr:string[255] = ’N>TSVUJlwdcBMFjnAKb?qxvyeGzfLP=_ER@Z\am]ChgoWD;QuX[<tkpr^`iIHOYs.3" (- ’+chr(13)+’<;’+chr(12)+chr(00)+’=/!,1>#2$’+chr(39)+’89%’+chr(10)+chr(9)+’*):5&+67?40’; $ T! K9 [; O/ w0 i2 {
const gamestr : array [0..127] of byte =
# p# G5 T( _& O" j($4E, $3E, $54, $53, $56, $55, $4A, $6C, $77, $64, $63, $42, $4D, $46, $6A, $6E, $41, $4B, $62, $3F, $71, $78, $76, $79, $65, $47, $7A, $66, $4C, $50, $3D, $5F, $45, $52, $40, $5A, $5C, $61, $6D, $5D, $43, $68, $67, $6F, $57, $44, $3B, $51, $75, $58, $5B, $3C, $74, $6B, $70, $72, $5E, $60, $69, $49, $48, $4F, $59, $73, $2E, $33, $1E, $01, $13, $22, $10, {&content}B, $28, $2D, $20, {&content}D, $19, $3C, $3B, $06, $11, $1C, {&content}C, {&content}, $3D, $1D, $2F, $21, $03, $02, $05, $04, $2C, $31, $3E, $23, $32, $24, $27, $38, $1F, $39, $25, $12, {&content}A, $09, $18, $1B, $2A, $29, $3A, {&content}E, $35, $07, $26, {&content}F, $2B, $36, $14, $37, $3F, $34, $30, $16, $08, $15, $17, $1A);
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代码部分
/ n# Z v: x6 r0 d7 F1 g& rfunction decode (inchar:pchar; len:integer ; outchar:pchar):integer; //解密 3 `% N, K. }# _0 A- i4 A1 `
var
' @4 i) ?1 N2 I6 d( ? a1, d1: byte; * x' p# K7 O" n- p, w
j, count, di, si :integer;
+ h& j( a# l) Y# Obegin % S. d% F2 H2 H# u" ^% ~. G
decode := len div 4 * 3 ; //返回解密后数据长度 5 A' o6 u8 H2 ^. p) i2 L
j := 0;
$ z$ o& z% o- W8 S0 i+ ~ while i < len do # K) u/ M- o6 g5 e' e" Z7 j) \
begin
4 \9 J' ^: o7 _( y* S d1 := byte (inchar[j] ); * U9 U6 H9 k% W8 M3 y, t# G
if ( d1 = $3B ) or (d1 = $7A) then
! M/ ~, G8 o. W' j! W: t6 C: ~- O# O! |6 ] begin
6 p2 L7 D( w0 P9 i, g3 k end;
( l4 P: b4 g8 |: W' F/ } d1 := d1 and {&content}FF;
4 }0 g9 X# b7 g d1 := gamestr [d1 + 05]; //d1 := byte ( gamestr [ 1 + d1 ] ); 2 u) z) t7 f+ I M
byte (inchar [j] ) := d1; // 根据不同的gamestr数据定义选用不现的方法
# q6 w4 z4 _& d9 O inc (i);
) C# l0 y) ?& D+ Y end; / p$ @( O; O' N8 e
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di := 0 ; 9 W4 g8 ]3 O2 i
si := 0 ;
1 R/ V) A) n Z+ I7 e* j2 t count := len div 4 ; //循环次数 # ]9 [6 o* V- L$ |1 ]
for j := 1 to count do 6 E" C" k0 F1 z( q: P( ]+ J
begin
" ]" |5 `) n4 J1 b# s8 |& P a1 := ord ( inchar [di]); //解密数据 (取4个.转化3个)
* k2 c3 s' n$ t( U a1 := a1 shl 2 ; 7 C0 X! ]8 w+ ?
d1 := ord ( inchar [di + 1]);
5 I) S$ V. C, e3 I1 Z d1 := d1 shr 4 ;
/ I( M/ ~4 Y; [" e; K a1 := a1 or d1 ; 3 n/ H4 N3 r( w: g- G# w
outchar[si] := chr (a1);
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3 V# G7 V' f8 _ D6 i a1 := ord ( inchar [di + 1]); * A# f) i: e) m
a1 := a1 shl 4 ; / ^; ~& l5 ^9 n1 c8 N4 d" Q
d1 := ord ( inchar [di + 2]);
1 B! _( O) f8 @% `4 ]' t; M! y d1 := d1 shr 2 ;
8 m; G4 s D* g; e; ]0 w3 R a1 := a1 or d1 ; 3 e6 }" P9 E6 Z* s3 n# _% V: B
outchar[si + 1] := chr (a1); 3 Z5 T+ H d! T$ a% n
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a1 := ord ( inchar [di + 2]);
h e; l# U1 A; K a1 := a1 shl 6 ; : [& x/ `; J6 [7 a T
d1 := ord ( inchar [di + 3]);
1 s z# o2 G' r! k4 B a1 := a1 or d1 ; 2 s% P( S$ t, `
outchar[si + 2] := chr (a1);
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3 ?: r9 Y% f8 d# P1 { di := di + 4 ;
% i. q; M0 U( i: j4 R5 V si := si + 3 ; % O- ]/ x: t8 k" q# ]! l
end; 9 |1 T" h+ A# m; H
end; % @3 ?# Y& }" J8 S) ~
P1 p, Y/ J$ \function encode (inchar:pchar; len:integer ; outchar:pchar):integer; //加密
6 w$ _, n$ d- ~! Jvar & i: z3 H+ }1 m2 K& g) x8 H
a1, d1 :byte;
. |$ W1 a$ c. O" _0 y j,count,di,si :integer;
* a* n0 g1 H# q W% H
& k: s7 r( G3 K M w zbegin
) [. E. q$ f. a; u. l. R encode := len div 3 * 4 ; //返回加密后数据长度
4 \9 j- I" x. ^& g$ g4 p di := 0 ; . Q: ?" r6 b; A0 q% F% K
si := 0 ;
* A* p# N- ^+ u! e count := len div 3; //定义循环次数 8 |3 _6 N2 x' [& A4 n1 {
for j := 1 to count do
# _2 g, g) E2 P7 y begin
! g# U# `2 n/ S! z; B) Y- J( [" W" M a1 := ord ( inchar [di]); //第一次转换 取3个 输出4个 ( }5 }$ U4 z9 Z
a1 := a1 shr 2 ; 6 Q% C8 q5 _! D6 u3 ?- S- H9 @& U# S
outchar [si] := chr (a1); ) r: t, l5 m9 H( b: y4 l: G
$ G/ ?' I0 t9 l t2 e! i
a1 := ord (inchar[di]); % |; b- u4 K: C# |4 ?9 O1 U2 A
a1 := a1 and 3 ; ; x0 h2 q' p; v& ^" g R
a1 := a1 shl 4 ;
: `% J1 F% d5 D2 A! I d1 := ord (inchar[di +1]); % W7 d* c& l- ]: E2 _( O
d1 := d1 shr 4 ;
% @9 _' {6 Z+ v8 C a1 := a1 or d1 ; : }; q9 w7 S; n0 Y) b' }
outchar[si +1] := chr (a1) ; ! i! F: u, U( V( @: p
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a1 := ord ( inchar[di + 1]) ; # g- ^" h/ r6 f7 U7 l
a1 := a1 and {&content}F ;
+ A8 m4 Q5 [- D9 Q a1 := a1 shl 2 ;
# G6 W: q; h4 e/ d( Y3 z0 i. Z& k d1 := ord ( inchar[di + 2]) ;
# k! A5 ~7 J, |2 X3 i h d1 := d1 shr 6 ; / D3 l4 U, |# M; Z, Q- q1 o
a1 := a1 or d1 ; 6 g; h% Q5 z4 L3 S- A+ V/ h2 ~9 i
outchar[si + 2] := chr (a1);
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a1 := ord ( inchar[di + 2]) ;
6 e) h3 b# c1 s' p7 H a1 := a1 and $3F; " x5 P9 P& R% f# }1 h( R z
outchar[si + 3] := chr (a1) ;
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8 E9 [0 n2 Z) {6 ?- n //第二次转换
/ |1 w# _, y$ w% G$ z5 r2 K; l d1 := ord ( outchar [si]); //第 1 个 / Y7 q* K1 `) p5 K# w+ M! R
d1 := gamestr [d1]; ' d: T1 t1 Y* B1 x
outchar [si] := chr (d1);
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d1 := ord ( outchar [si + 1]); //第 2 个
4 K7 k$ b" [3 m& T7 r( r" k d1 := gamestr [d1]; ' M' I0 ^; O* I7 x
outchar [si + 1] := chr (d1); / y5 p/ ?% Z* M1 r/ Q
/ Y2 h5 {. \9 V! t w. j4 l
d1 := ord ( outchar [si + 2 ]); //第 3 个
5 |- l- h2 U K d1 := gamestr [d1];
& b! X1 y- U# t6 _ outchar [si + 2] := chr (d1);
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d1 := ord ( outchar [si + 3]); //第 4 个
% Y+ C6 b4 W& [8 D3 }6 b d1 := gamestr [d1];
$ P; ^/ P5 t( _! V* c3 D outchar [si + 3] := chr (d1); / b3 W: Y( X8 I7 p( \5 ]
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di := di + 3 ; ) s! Y F$ g& B4 n$ ]
si := si + 4 ;
; O7 j4 S( m, _ end; : S1 r# J: Q) M6 V
end;
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