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..
3 X- y- M# b4 T f1 \! \: v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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) b5 r4 q4 O7 N- G2 a声明部分 : B% i [" W1 F8 ]3 B% ?
//二种声方法均可 , i+ t5 a S( T9 R% H
//const gamestr:string[255] = ’N>TSVUJlwdcBMFjnAKb?qxvyeGzfLP=_ER@Z\am]ChgoWD;QuX[<tkpr^`iIHOYs.3" (- ’+chr(13)+’<;’+chr(12)+chr(00)+’=/!,1>#2$’+chr(39)+’89%’+chr(10)+chr(9)+’*):5&+67?40’;
; S( y% j l0 l4 x$ R: W: Fconst gamestr : array [0..127] of byte =
* U- h. { W. L& p6 P4 k, z8 y($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, $1A);
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代码部分 " p, o" @7 d$ s4 r- b
function decode (inchar:pchar; len:integer ; outchar:pchar):integer; //解密
. {2 w5 w1 E% T- }7 z" pvar 8 s- j* P! h% I1 y1 |
a1, d1: byte;
* g/ T, k+ j4 R, o j, count, di, si :integer;
6 a& g( w" E8 Wbegin + v( A, U4 v5 X
decode := len div 4 * 3 ; //返回解密后数据长度
( k& t" d" U$ Z; C: j7 V j := 0; # q* i) z1 p% @( u7 P! u$ Q( j F
while i < len do ' M: `; q2 q% n/ z
begin , O" D6 R! F! A4 W- o" n9 ?, E
d1 := byte (inchar[j] );
8 i, `8 L, _6 i2 R# C6 ?) N if ( d1 = $3B ) or (d1 = $7A) then 1 ]/ u1 r& I+ y/ U! L4 |
begin 2 _ p; j6 A% f
end; 1 A! d6 y6 l- O4 y z
d1 := d1 and {&content}FF; 7 W' @1 V: L2 M2 L L I7 f6 l
d1 := gamestr [d1 + 05]; //d1 := byte ( gamestr [ 1 + d1 ] );
% b* w: P8 o' [0 s' I1 M byte (inchar [j] ) := d1; // 根据不同的gamestr数据定义选用不现的方法
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end; , B; c0 S. q8 J0 ]4 U, g
! r+ Y$ A" a$ X, w6 W di := 0 ; & u0 c. m- i, V- v3 h4 z: a+ _
si := 0 ;
7 D+ V$ a$ }5 s+ z( C count := len div 4 ; //循环次数 - b4 z/ ^$ e0 i
for j := 1 to count do + j& S) l) X+ S" j: e/ s& a
begin
. z* H/ C2 w/ l6 Q2 ~, _8 T/ S a1 := ord ( inchar [di]); //解密数据 (取4个.转化3个)
4 x: k2 H+ [2 q y; ?' B: j$ n a1 := a1 shl 2 ; / E# L- S- n. I/ u- P
d1 := ord ( inchar [di + 1]); . _2 [% j! j, z0 o7 ~$ D
d1 := d1 shr 4 ;
z, Q3 H8 v; ]* i) U- p& g5 @5 z7 x a1 := a1 or d1 ;
% E& W3 a+ s6 Q# W% T outchar[si] := chr (a1); ( N6 C3 {0 g; v
8 R6 i1 I, C* F. T* c a1 := ord ( inchar [di + 1]); 9 r! G4 s- C' E7 b
a1 := a1 shl 4 ;
5 J* b5 a1 \) N. ~9 R1 a d1 := ord ( inchar [di + 2]);
) Y9 n4 Z" i+ D1 k: h5 o' f5 d d1 := d1 shr 2 ;
G1 [- ~( h. t4 W5 E a1 := a1 or d1 ;
& ?! L: Z1 k5 E* s' A+ m outchar[si + 1] := chr (a1); ( D7 s8 }7 W0 n' r) A9 s. E
+ H) g) a- z& q& {/ ~. \ a1 := ord ( inchar [di + 2]); & R" {; b6 ]) x9 K. B
a1 := a1 shl 6 ;
- Z8 H% w S. u d1 := ord ( inchar [di + 3]); , Z/ ^' X0 D" c+ G1 D$ R* l L
a1 := a1 or d1 ; - v4 \" Y& F) O
outchar[si + 2] := chr (a1);
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' G0 A7 K& B. V( W( W( O di := di + 4 ;
+ F, i8 w- I! d q si := si + 3 ; 5 C; ?0 ?% F+ v$ j$ K% S% m2 g
end; 8 v" Y l7 \3 P* O/ h
end; $ I3 U+ q K) g. G* ^* ?! h& F: O6 g
- p& ?& \4 E- ufunction encode (inchar:pchar; len:integer ; outchar:pchar):integer; //加密
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a1, d1 :byte; 7 m L$ x: v% y* K" b, R- T
j,count,di,si :integer; - J6 F. p. ]+ {' `- z" r
) R% j; r* I0 d6 a) E' _begin
2 m+ b8 \! A7 V/ _. b; q& F encode := len div 3 * 4 ; //返回加密后数据长度 / x3 T# q. h+ c5 n0 J6 Q
di := 0 ; , n4 g% K- t, f n
si := 0 ; 7 ?7 O/ E) x" e
count := len div 3; //定义循环次数
9 [/ ~: G1 w! Q' u8 S/ i for j := 1 to count do ) e% H$ r! ?/ d
begin
5 U3 |4 e3 \+ k+ {0 [ a1 := ord ( inchar [di]); //第一次转换 取3个 输出4个
1 d2 Q. j; I* G a1 := a1 shr 2 ; & c# a( o2 ?- L- o) T8 |
outchar [si] := chr (a1); # { i$ ?0 C2 v ^ G/ j4 F
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a1 := ord (inchar[di]); ) s) T# O3 u# Q( T4 Q
a1 := a1 and 3 ;
; |1 v/ G( R' _# t! R; r" w7 ` a1 := a1 shl 4 ;
* C. q$ I0 f I% a2 x- `+ E; C \ d1 := ord (inchar[di +1]);
- S9 }. T( k. A) Z, ~, E d1 := d1 shr 4 ;
; c4 [+ ?3 [' c. w a1 := a1 or d1 ; . s1 u3 P2 o. a
outchar[si +1] := chr (a1) ; ( h! Z! u0 y( b1 H
+ E- e0 k C+ i4 M9 | a1 := ord ( inchar[di + 1]) ; ) }5 i/ V1 v ^; i/ }
a1 := a1 and {&content}F ;
1 {% A! r, e ?- R% Y+ @, w2 p0 v a1 := a1 shl 2 ; P( s# n& }( O/ _- z' |; s, A2 U
d1 := ord ( inchar[di + 2]) ; 8 n! M. f4 e! [5 F
d1 := d1 shr 6 ;
" X/ e" B! ~1 p6 z4 X7 m# E1 N a1 := a1 or d1 ;
3 _& j& V8 o$ ~1 W1 q0 Y9 j outchar[si + 2] := chr (a1);
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a1 := ord ( inchar[di + 2]) ; 7 J: L9 u9 w4 a7 J
a1 := a1 and $3F;
( B1 S8 t: Y( | outchar[si + 3] := chr (a1) ; 3 r! o% R# m. r5 q6 e/ L; }
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//第二次转换 ; C& Q' y+ X+ o% G! i
d1 := ord ( outchar [si]); //第 1 个 + Y7 v, b" D3 R: |+ Z$ d- D3 z
d1 := gamestr [d1]; 9 z i7 [; W4 v( @& T& f
outchar [si] := chr (d1); $ S' y L1 p- ]
; R6 c' I* ] @) _: }
d1 := ord ( outchar [si + 1]); //第 2 个 $ F1 J3 D7 _7 ^ T) T2 e1 p
d1 := gamestr [d1]; 6 R1 z8 w: n G; X/ u' L
outchar [si + 1] := chr (d1); @& W- V0 z7 q( R
9 }* D9 N. g. h1 U! p1 @ d1 := ord ( outchar [si + 2 ]); //第 3 个
. G4 |3 ?) m8 j# x$ ] d1 := gamestr [d1]; # v/ y# Q3 m2 B) ~- m
outchar [si + 2] := chr (d1);
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3 ?. e V/ m1 O d1 := ord ( outchar [si + 3]); //第 4 个 $ a# [2 W2 A$ F. c
d1 := gamestr [d1]; , N3 L# M1 Y7 w4 m& ], o' z
outchar [si + 3] := chr (d1); ! |* \0 ?0 ]. L( m; q
1 V2 V, a* V* j4 \* X; Q di := di + 3 ;
5 h) m+ O/ }# e' r4 f+ v9 T( D si := si + 4 ;
8 s5 I2 u- {5 z* n2 X) n end;
3 S8 s# M3 T& J6 U' D+ y9 bend; 9 j o4 _6 u, H: h6 H: c
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