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..
6 P$ u, s% h9 \2 K( ^/ T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) 3 @, M* f% k6 F* Q: n
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声明部分 , v0 X- A& Z9 ]
//二种声方法均可 " w% x! m$ p5 ?' B Z3 u9 R
//const gamestr:string[255] = ’N>TSVUJlwdcBMFjnAKb?qxvyeGzfLP=_ER@Z\am]ChgoWD;QuX[<tkpr^`iIHOYs.3" (- ’+chr(13)+’<;’+chr(12)+chr(00)+’=/!,1>#2$’+chr(39)+’89%’+chr(10)+chr(9)+’*):5&+67?40’;
- n. r& ?& D# w* @/ c# x8 C$ yconst gamestr : array [0..127] of byte = # L* Q1 N# d8 J5 D) ?0 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, $1A);
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( r4 H! R d9 |; x' L' N代码部分 # `. A* z, n% D+ e+ q$ r
function decode (inchar:pchar; len:integer ; outchar:pchar):integer; //解密 ) M5 a/ s3 [1 \0 Y. v
var 1 U# X' }1 D; v& |4 j
a1, d1: byte;
$ ^, R9 c4 M/ v0 l; J j, count, di, si :integer;
1 j7 g7 p7 a& ?+ B$ E$ b0 abegin * h4 B1 d8 N1 O# p" w( z" n
decode := len div 4 * 3 ; //返回解密后数据长度 " H1 U4 u2 K! n2 H/ I' M( e
j := 0;
1 K+ H2 P& x6 N% h; y; Q while i < len do
( h) M8 M! {5 Z begin
8 ~ [- B+ k3 g d1 := byte (inchar[j] );
* q% |) U' A1 x8 K1 k if ( d1 = $3B ) or (d1 = $7A) then 2 b+ n) U3 H/ r
begin j! z% x6 r! \3 m( p0 Q
end;
7 w) m1 a0 m8 O6 n) Q" v: R y d1 := d1 and {&content}FF; ! }, ^- S+ \. [, E. v
d1 := gamestr [d1 + 05]; //d1 := byte ( gamestr [ 1 + d1 ] );
7 O, [4 T- e2 m5 C! F byte (inchar [j] ) := d1; // 根据不同的gamestr数据定义选用不现的方法
# L! r! O* G& P% ?3 o1 M inc (i); 5 [7 ~" r) {) r8 ]% ^2 I8 N. a6 R/ {
end;
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di := 0 ; 7 Q" a6 }* o4 D4 h
si := 0 ; 1 M2 i/ s6 O; W- x; I5 K4 {
count := len div 4 ; //循环次数 ) S! J% @# v/ M. j
for j := 1 to count do
7 a) I0 T1 {: o; @ begin : k/ `, L: D4 ]$ _4 Z# L8 M; n
a1 := ord ( inchar [di]); //解密数据 (取4个.转化3个) 8 {7 r* @ E/ W* K3 y! z9 Z
a1 := a1 shl 2 ; ; {7 P3 U" z) x* w7 u
d1 := ord ( inchar [di + 1]); / n: Q: {5 r! m6 r! d& a3 t
d1 := d1 shr 4 ;
( h" Z% T1 b% i8 @- Z a1 := a1 or d1 ;
6 h; n0 q1 |% c6 H outchar[si] := chr (a1); 1 r- n( K$ i8 w$ g4 H# K
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a1 := ord ( inchar [di + 1]); + Y8 ^# X: n% ?
a1 := a1 shl 4 ;
* Z6 v7 X, r9 u W d1 := ord ( inchar [di + 2]);
3 h" f% V5 i1 u$ W! @9 m d1 := d1 shr 2 ; " _5 }7 }# K, S
a1 := a1 or d1 ; 6 Y: p1 m* p' g, v$ I. j4 ]
outchar[si + 1] := chr (a1); ( k6 x( t( i; @& a, H* q8 Z4 ^" O) z
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a1 := ord ( inchar [di + 2]); . I* \/ T! ? m
a1 := a1 shl 6 ; - ~4 W, ^+ c8 ~+ d" w8 ]
d1 := ord ( inchar [di + 3]); " J; G- r, F0 Y1 E' [
a1 := a1 or d1 ; 6 Z: P! `, W3 ~
outchar[si + 2] := chr (a1); 3 k5 R( v: W- p _* t- l6 o
2 s- M# M: H; m. B: u7 f di := di + 4 ;
8 S7 m, O" ~# d' ` si := si + 3 ;
- W- [4 p! P2 i5 g6 ~# h end; 5 e" B) ^ }- R: |
end; : g9 {$ w# {( M
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function encode (inchar:pchar; len:integer ; outchar:pchar):integer; //加密
0 ^: G: A: G9 L/ h* J, G Nvar f1 m) c! X; I
a1, d1 :byte;
' J! ~1 v, ]8 {+ t0 ~ j,count,di,si :integer;
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begin
4 v5 u9 a+ m8 H1 M3 ?, w5 Y2 ~ encode := len div 3 * 4 ; //返回加密后数据长度
, D$ T ]- f) C2 W$ C& D di := 0 ; " L1 q% }3 |( X3 j+ @; c; [; i
si := 0 ;
$ } w# s+ F; |& p6 a6 Z4 [ z count := len div 3; //定义循环次数
; }' e H. ^! F0 X% w for j := 1 to count do 8 R3 |6 H0 c/ [" P$ \4 ]6 u
begin
6 O4 x4 |6 i4 j- M- G a1 := ord ( inchar [di]); //第一次转换 取3个 输出4个 ' _% y2 H) s; i" n' Z: _; `
a1 := a1 shr 2 ;
3 |6 V! _/ v( l6 \/ C* ^ outchar [si] := chr (a1); " g# H/ Z4 {) N# o1 `$ n. ?
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a1 := ord (inchar[di]);
: }; w4 e/ m I1 `! d a1 := a1 and 3 ;
- x: ]2 O3 J: P* L a1 := a1 shl 4 ;
. C! A: y8 n M) P) p d1 := ord (inchar[di +1]); : ]1 f& C( @. X+ N4 S
d1 := d1 shr 4 ;
1 e5 a9 b/ t7 T5 a- L: D a1 := a1 or d1 ; " A+ b4 B1 w# ^4 w
outchar[si +1] := chr (a1) ;
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/ B* s% F$ n% J# R# e9 ]/ | a1 := ord ( inchar[di + 1]) ; 0 N8 I9 @: J/ t8 f
a1 := a1 and {&content}F ;
0 k# k5 K9 [7 ]+ ]- ^ a1 := a1 shl 2 ; 5 [9 u( q3 ^& h3 [0 E
d1 := ord ( inchar[di + 2]) ;
$ D8 p6 E' P7 d" _ d1 := d1 shr 6 ; 6 @- B# V: s J4 @! w- \
a1 := a1 or d1 ; % W/ n5 L; Y# P/ }7 e
outchar[si + 2] := chr (a1);
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- `- h1 s' q* @ a1 := ord ( inchar[di + 2]) ; " W# J1 e3 [, o9 v3 h. s* E
a1 := a1 and $3F;
& B7 Z6 }& g( N" \- g+ J outchar[si + 3] := chr (a1) ; 3 W( @& h4 @! ?* f8 p! q
: `; G' q: H" H& D7 p; Z( b! d1 f. v6 N //第二次转换 $ i4 c5 m0 T( p' ?1 s- R- q2 F
d1 := ord ( outchar [si]); //第 1 个
) w- m" c/ u) G0 i6 [ d1 := gamestr [d1]; 6 ~" F5 u( T0 N: B" S$ A4 }
outchar [si] := chr (d1);
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d1 := ord ( outchar [si + 1]); //第 2 个
! a" ^ p w7 `7 a d1 := gamestr [d1]; % }! s- F+ x/ L# w1 f# p: O
outchar [si + 1] := chr (d1);
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d1 := ord ( outchar [si + 2 ]); //第 3 个 ( N& y r R$ i9 O$ f, p) q$ q$ m& m
d1 := gamestr [d1];
/ w$ Y( P) |2 n- a3 o- U5 Z$ O outchar [si + 2] := chr (d1); $ U2 I; {1 D' N* X# n4 ?
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d1 := ord ( outchar [si + 3]); //第 4 个
R- ^# J3 }) p8 H6 E5 [/ h d1 := gamestr [d1]; ! S; s* E9 p J( {6 n
outchar [si + 3] := chr (d1);
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0 ]* I+ Q% g {! F5 S( \2 R di := di + 3 ;
3 U" t* F0 K* E8 g) {+ B si := si + 4 ;
* ]$ M _, A# {4 P end; 3 f+ m7 n5 N: h- x
end;
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