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.. 4 a7 f2 F9 |4 T$ U) ?9 r
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) ! |& ]# \0 Y/ Z w8 i3 q5 L
7 ]- }' ?6 C6 Y y( f; l7 D声明部分 5 _1 O- H( ^! v/ p) ^' E! o
//二种声方法均可
( ]) W$ n0 D. ^7 j* y# d* t//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’; + |# P* u3 N. b X( Q
const gamestr : array [0..127] of byte =
- d1 q& k( a w. c($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); " Y! K6 D# _9 l. ^8 u' S
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代码部分
7 t" O# {' l6 d9 gfunction decode (inchar:pchar; len:integer ; outchar:pchar):integer; //解密 , S1 t& s2 B7 o; W# N2 B; w
var
& f( I4 U' Q' @3 W a1, d1: byte;
1 h3 k/ K Y/ } j, count, di, si :integer;
' e8 t, F; L3 [" @, g1 Hbegin . ^0 ?3 U, V: Y6 j; L
decode := len div 4 * 3 ; //返回解密后数据长度 ( J) S8 ^% z( u7 P
j := 0; : _6 s9 v E H( r! ], h, r# k3 n
while i < len do ) v) }6 a* D6 q; P0 g( ?
begin / H# Y- U1 A. h, t# Z4 e4 ]: Q% C7 R
d1 := byte (inchar[j] ); 0 M" b+ g. {; Q" A' f5 _/ K2 L3 w
if ( d1 = $3B ) or (d1 = $7A) then
* i3 [: y; l9 d# {5 f begin / Y1 v8 K8 a7 o
end;
/ }" e1 }8 o; ?9 F d1 := d1 and {&content}FF; ) I8 S" k- K; V0 P( q, i
d1 := gamestr [d1 + 05]; //d1 := byte ( gamestr [ 1 + d1 ] );
# P0 G1 |8 r7 p7 @/ X- q byte (inchar [j] ) := d1; // 根据不同的gamestr数据定义选用不现的方法
5 V' g, S$ K% O; \5 F' D. }* l: c inc (i); 7 Q$ ^$ U9 _2 |6 X3 X* M/ N
end;
( f% L3 A, I6 R' c* }. K- Y" P$ [0 N( b; C G [% i3 ^8 n
di := 0 ; % I5 ^3 R3 o+ I" k
si := 0 ;
8 a# y, E# J; y9 i8 W* a: g count := len div 4 ; //循环次数 : N {) Y6 S6 W" o
for j := 1 to count do
5 ?' V# h4 _/ ]* W begin d/ N7 B7 B" v
a1 := ord ( inchar [di]); //解密数据 (取4个.转化3个)
% p/ @ K" H M% G1 E& w a1 := a1 shl 2 ; ! n1 x0 h# I2 R
d1 := ord ( inchar [di + 1]);
9 @$ {1 J: a# C; p& A d1 := d1 shr 4 ;
) V. z) ~7 v- j( r a1 := a1 or d1 ; * R v* I! k! o2 r- x6 v" m
outchar[si] := chr (a1);
* l$ F) m3 `) @% X, j5 u
4 o, F; j T5 L2 V4 e1 W a1 := ord ( inchar [di + 1]);
$ r( \, h$ Y" o( B- A a1 := a1 shl 4 ; 8 _0 l: N: U8 L# i# `
d1 := ord ( inchar [di + 2]); + m5 _6 Y9 Q0 i1 u. @' D
d1 := d1 shr 2 ;
4 ~) K+ S$ B+ m; F P! s a1 := a1 or d1 ; $ O# s$ ?. L8 a4 \$ \& k
outchar[si + 1] := chr (a1);
4 t: z* q' W' S; P6 e " @" y( \4 j: i( Q2 u
a1 := ord ( inchar [di + 2]);
4 ]9 W! N3 h$ k% I0 O5 | a1 := a1 shl 6 ; : B7 m: j; ~/ a* T' |0 {7 s
d1 := ord ( inchar [di + 3]); 6 m. H8 Z5 \5 j) M. X' g/ R
a1 := a1 or d1 ;
/ p |3 @1 _+ B: t# E4 B outchar[si + 2] := chr (a1);
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di := di + 4 ; 4 _. ^; m. O7 v- Q, c. a
si := si + 3 ;
- @3 k: Y* m5 E& H end; 3 k) z/ @5 E* u
end;
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: N" b! |$ L2 @$ S4 c' ifunction encode (inchar:pchar; len:integer ; outchar:pchar):integer; //加密
: I9 B) @- a; N2 ]var ; u% ^7 h% w# i% p3 w% p6 y3 z
a1, d1 :byte;
5 ]1 z; Q+ S3 k2 {0 z2 [0 E6 t0 V j,count,di,si :integer;
! O, i& k/ e5 G
, F5 [ F6 Y4 m, k% ~/ d2 vbegin
7 X# A3 z, n G encode := len div 3 * 4 ; //返回加密后数据长度 , ^5 i4 M9 {! |" g2 F( B
di := 0 ; - a y5 q1 A0 e1 _
si := 0 ; ' H U% N g9 ~+ N7 ?
count := len div 3; //定义循环次数
# e0 N; a6 b9 P+ x s' \1 a for j := 1 to count do
3 s7 J' p2 [! j2 u- s begin
! ]9 y6 x9 H0 G* F9 [ a1 := ord ( inchar [di]); //第一次转换 取3个 输出4个
* [% `7 I$ ]! |7 D- Y a1 := a1 shr 2 ;
+ y) ~; T6 e s9 A" O/ ` outchar [si] := chr (a1);
$ N/ v: B5 ?+ E! v; @
/ ?4 ^, H! N7 j a1 := ord (inchar[di]); 4 d" A4 l5 O0 Q, `- Q j
a1 := a1 and 3 ;
6 h/ j, l% p- ]6 h* ` a1 := a1 shl 4 ; h- ^8 ?+ h3 s) Q9 C& U
d1 := ord (inchar[di +1]); 6 a! q" ]( {+ R* T/ L+ [
d1 := d1 shr 4 ; # \0 W4 C z* A. P' R8 N
a1 := a1 or d1 ;
+ u$ h9 ?* ^5 p/ H outchar[si +1] := chr (a1) ; 2 @* [. q& E; a7 D( z7 \
, m8 g. C) o, t7 E1 O# S/ \
a1 := ord ( inchar[di + 1]) ;
+ ]1 |0 K$ d3 E& }4 T a1 := a1 and {&content}F ;
& d- b2 k: Q7 s3 {5 P5 Z a1 := a1 shl 2 ; 7 M- U6 V q/ f) v
d1 := ord ( inchar[di + 2]) ;
s3 m) B+ Z. A6 m& Z; Z; | d1 := d1 shr 6 ; 9 y# [& c# @9 S
a1 := a1 or d1 ; 1 `$ |9 _" S, g' j8 Z& c- U
outchar[si + 2] := chr (a1);
q1 k n9 D) L( J: h. v0 ]; ]) @( p/ B
a1 := ord ( inchar[di + 2]) ; 1 t' P3 T% r& X6 h& k* m6 P3 \
a1 := a1 and $3F;
: Z0 ^7 }7 d& Q, A% I( q outchar[si + 3] := chr (a1) ; 8 P; X8 l2 }1 T
, ^" L8 w- g. t //第二次转换 * ?' N1 S7 l! K+ I+ z
d1 := ord ( outchar [si]); //第 1 个 k5 ?, s: f( f& A3 I
d1 := gamestr [d1];
, L/ b% N# w0 _, ^: f outchar [si] := chr (d1);
! s) r0 u1 q$ H) y4 x% s) f0 h& u% g, j' o/ h* P3 {8 f
d1 := ord ( outchar [si + 1]); //第 2 个 ' o6 ]3 c0 o% Y0 d5 Q
d1 := gamestr [d1]; # ^! [ {$ v4 G1 Z, q' I
outchar [si + 1] := chr (d1);
3 M |1 E, T- [7 U+ F- c8 z
0 |3 o* E( g- |9 ~2 O! l d1 := ord ( outchar [si + 2 ]); //第 3 个
" @$ w: x& _, C6 U) J$ Q0 R' V d1 := gamestr [d1]; 4 R" T1 I% U3 a: v; Z
outchar [si + 2] := chr (d1);
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d1 := ord ( outchar [si + 3]); //第 4 个
/ r `, O9 t" s3 \9 }' X! k9 p d1 := gamestr [d1]; - E2 ?1 o3 i5 Y% |1 P
outchar [si + 3] := chr (d1);
2 \: }$ N+ L2 n- r9 `0 }; d6 ?4 K& A) |* r C# v% B
di := di + 3 ; 7 e: ?+ ^3 ]. Q7 s6 E. Z. e
si := si + 4 ; # Z1 e: G' T1 X: M4 T7 ~( m
end; 2 V$ j+ Q. \/ H/ J+ f- j( ^
end;
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