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..
$ A/ g9 Q0 M- H# v. b, Z$ 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) 2 }9 K( g) F! }! n
# w5 c4 ?( w N声明部分
/ f9 A( h+ v0 ?9 Y//二种声方法均可 5 A! k( V& t1 m: l6 l2 l' t
//const gamestr:string[255] = ’N>TSVUJlwdcBMFjnAKb?qxvyeGzfLP=_ER@Z\am]ChgoWD;QuX[<tkpr^`iIHOYs.3" (- ’+chr(13)+’<;’+chr(12)+chr(00)+’=/!,1>#2$’+chr(39)+’89%’+chr(10)+chr(9)+’*):5&+67?40’; 2 b2 o: `: h+ _
const gamestr : array [0..127] of byte =
! Z/ C0 C/ f# _5 Q$ E# Q($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, $1A); ) @* ]0 Y5 `' t7 }* B. q
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代码部分 7 A, [: }$ o" m
function decode (inchar:pchar; len:integer ; outchar:pchar):integer; //解密
$ O0 p5 S9 a: w4 d9 E7 i, ]var
4 d3 R1 Q5 ]9 [9 p a1, d1: byte;
' p# u$ k+ S3 d& M/ w9 u j, count, di, si :integer; - ~4 Q7 f# g1 c2 a- g
begin " c6 M2 W w. B7 j+ S
decode := len div 4 * 3 ; //返回解密后数据长度 . w D8 ~ k' `) t- ~. Z2 k8 q4 {
j := 0; 4 f$ {$ M% c, ^: I; J8 {
while i < len do % {0 ^6 y/ O0 B$ m* u' W8 H
begin ' ` h, L" s' O/ d( R7 W% t
d1 := byte (inchar[j] );
. R# g: ^, e8 w8 ~' X if ( d1 = $3B ) or (d1 = $7A) then 9 V. [, v7 K* E) Y
begin
$ m9 [( {! P0 _8 j4 D; W, S9 H end; 3 @7 i$ ~3 h/ ^8 p% |1 Z
d1 := d1 and {&content}FF;
: `7 x. _+ j r" y d1 := gamestr [d1 + 05]; //d1 := byte ( gamestr [ 1 + d1 ] ); / v* P( z, |7 M4 |$ F, K
byte (inchar [j] ) := d1; // 根据不同的gamestr数据定义选用不现的方法 0 |: s2 V4 y6 h7 n: l2 k6 Y0 x
inc (i);
# G! O/ }8 Z. W) t0 | end;
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di := 0 ; ) H, f' m& W- q3 T9 f
si := 0 ; % H* a( T1 d/ b V
count := len div 4 ; //循环次数 , n9 X2 G W, a W" c4 A( e
for j := 1 to count do " C3 A+ Q; t) ]# | @
begin
* |( D/ s% a( N/ J* |, b( G2 v a1 := ord ( inchar [di]); //解密数据 (取4个.转化3个)
& o% |9 I* w% Z# E u. ]" a4 m3 G a1 := a1 shl 2 ; * ?7 x7 k% l8 H8 ?0 k7 H$ I) i
d1 := ord ( inchar [di + 1]); * S: W: K3 O. ~
d1 := d1 shr 4 ;
4 |2 U' e1 a$ ?% h$ W3 [0 b a1 := a1 or d1 ;
* w3 _& W2 w s outchar[si] := chr (a1);
+ r* T; T |; k9 W% p& Y, Y1 x
a1 := ord ( inchar [di + 1]);
& g( x J. r' q% l a1 := a1 shl 4 ;
+ Q, k. |" u* E P d1 := ord ( inchar [di + 2]);
, h; U. a% J3 X* ] d1 := d1 shr 2 ;
0 u% p& t0 I2 I0 r. p3 i a1 := a1 or d1 ;
- G9 O) x. V0 B outchar[si + 1] := chr (a1);
! _, ^3 z8 K4 t( Q: Q
- j$ d, \! c, s4 } a1 := ord ( inchar [di + 2]);
1 b* s7 G. R( J8 X6 u9 R a1 := a1 shl 6 ; 4 ^5 V. U' F ~' _+ A
d1 := ord ( inchar [di + 3]);
Y6 ]1 v* \" x3 s) D+ ^6 x a1 := a1 or d1 ;
# d' m9 F+ ?9 i8 u4 x; D. P4 F outchar[si + 2] := chr (a1);
- W/ v5 e; I( m4 g' E% W5 [
: }* z0 I1 O6 w di := di + 4 ; ! Z5 o- m+ R( b, S& |: P" g4 A8 B7 j) O
si := si + 3 ;
r0 W) d( t7 { end; : t, c1 J( `* O4 {
end;
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+ F' L( w5 r9 Z! D* `! g& _% ifunction encode (inchar:pchar; len:integer ; outchar:pchar):integer; //加密 9 P: G) t, a* z
var
' R9 |1 f" h2 i ~0 [$ `# u$ t, ] a1, d1 :byte; + t( P" G2 D* s! e; W# @2 {
j,count,di,si :integer;
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! @5 U6 I v" m5 @8 jbegin
6 D, o: I; l' t' ~% z encode := len div 3 * 4 ; //返回加密后数据长度 M( D1 y7 X1 C2 Q
di := 0 ; 8 N U5 p& |! N5 v4 N/ p* e
si := 0 ;
8 } {' u% U/ K* a% ? count := len div 3; //定义循环次数 + R' c7 `/ V" n# q3 s: g
for j := 1 to count do
5 J& [( _% b( O/ i2 \; d, Z. r! T# g begin
9 g7 j) Q7 Q" E2 ^" K a1 := ord ( inchar [di]); //第一次转换 取3个 输出4个
# Z: @4 b9 @; x- p* L' `/ O4 a a1 := a1 shr 2 ; & ?8 B* {3 P% }2 x
outchar [si] := chr (a1); 8 \% F1 B$ L, f( z
& W. t2 V7 y1 Q8 Q
a1 := ord (inchar[di]);
% I4 h& I' I' w a1 := a1 and 3 ; + R& U% ]' w% `* ?: G4 c0 g
a1 := a1 shl 4 ;
4 D( ~7 ~0 Q: z2 L8 J2 [ d1 := ord (inchar[di +1]); 8 P) M; C" w' g
d1 := d1 shr 4 ; 4 A8 X, [. j/ d5 p
a1 := a1 or d1 ;
! }; w4 s" X- i2 @ outchar[si +1] := chr (a1) ;
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a1 := ord ( inchar[di + 1]) ;
8 ?! O' o; D; T+ V) m0 ? a1 := a1 and {&content}F ; / ^% z' f7 e( u8 e
a1 := a1 shl 2 ; ; j- a& p! G- b
d1 := ord ( inchar[di + 2]) ;
; f3 K- D/ t/ h4 d) Z' }$ [0 J, \ d1 := d1 shr 6 ; ! @1 @+ G8 u8 X0 n0 p
a1 := a1 or d1 ; 4 s6 e; q. s' B& e' D
outchar[si + 2] := chr (a1);
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a1 := ord ( inchar[di + 2]) ; # [7 M& E9 X( @; X/ w: J
a1 := a1 and $3F; % x5 ^! F/ w6 o# f
outchar[si + 3] := chr (a1) ; $ J( C+ ~. a4 q, s( I q
9 }$ e2 ?: _; H$ S r //第二次转换 3 \) }: x5 y0 ]* |1 @8 Y
d1 := ord ( outchar [si]); //第 1 个 7 y- K; J! ^' ]* E8 O2 g1 ?) s6 o4 }6 W
d1 := gamestr [d1];
& c) c4 L* @& {8 g* z% i* v outchar [si] := chr (d1); , R5 ~4 @, @. f" @0 a2 ^# C5 P
9 }& a8 f. q/ t9 ]6 c! f
d1 := ord ( outchar [si + 1]); //第 2 个
( F7 C- M2 L3 Q0 A d1 := gamestr [d1]; 6 k' L0 Q3 I" y
outchar [si + 1] := chr (d1); / c4 o h* _4 i7 b0 o6 C0 F
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d1 := ord ( outchar [si + 2 ]); //第 3 个 3 k; n5 l( \! P# Q+ C1 Z- `
d1 := gamestr [d1];
- f' M. `# s% L% [6 n* N8 W1 n! S outchar [si + 2] := chr (d1);
, X% }4 I1 l e
* J' f) W8 ~4 i& O3 w, \ d1 := ord ( outchar [si + 3]); //第 4 个
2 E0 N; B0 v2 k, h7 A8 f d1 := gamestr [d1]; 2 q+ B- [" z# u; s) t. C
outchar [si + 3] := chr (d1);
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6 n" G( ^1 V, w* N4 z+ ]( p6 ? di := di + 3 ;
9 @+ J) n3 T, P# o si := si + 4 ;
, Z2 b3 H/ b9 m end; ! [ G! i; ?, N1 E( n2 R
end;
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