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 ]: u8 I) b9 q2 J4 ^; R7 o
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 ~; n3 c9 @( K7 |
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声明部分
, m% |/ ?' e( U L* |//二种声方法均可 " d7 ?6 a& e6 Q6 ^9 e9 m; n7 i
//const gamestr:string[255] = ’N>TSVUJlwdcBMFjnAKb?qxvyeGzfLP=_ER@Z\am]ChgoWD;QuX[<tkpr^`iIHOYs.3" (- ’+chr(13)+’<;’+chr(12)+chr(00)+’=/!,1>#2$’+chr(39)+’89%’+chr(10)+chr(9)+’*):5&+67?40’; 1 p% B! n8 L- i4 I$ ]
const gamestr : array [0..127] of byte =
/ f- H+ [' c( S: Z' n4 Y! c+ ~5 x($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, $1A);
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9 K5 M$ X5 A( f( G3 l5 {代码部分
W7 o4 X8 _! N' \" I0 A! a+ Sfunction decode (inchar:pchar; len:integer ; outchar:pchar):integer; //解密 " w! e' Z2 E8 ?$ `4 O
var
# y: U0 K# f" B, g a1, d1: byte;
3 P. q' B: Q. y2 n" q/ c2 C' Q j, count, di, si :integer;
- a7 w& L# T0 t/ o$ O7 wbegin ! | k! s7 a3 P z9 p- v% V4 g
decode := len div 4 * 3 ; //返回解密后数据长度
9 n g4 ^& [8 N j := 0;
5 s$ @* g9 Q' H while i < len do & z: i- @& U' S* Q# g/ }! x
begin
9 I. F( J4 M7 _9 y+ j. g d1 := byte (inchar[j] );
# g( U0 p$ t# q. j3 ^2 ^ if ( d1 = $3B ) or (d1 = $7A) then
) r3 q x) K- v begin
6 u2 B e$ f: R9 A1 w' m end; / r7 U7 u2 V+ N- m, d1 S7 \
d1 := d1 and {&content}FF; 3 |% a; z& q4 @5 A: e( A
d1 := gamestr [d1 + 05]; //d1 := byte ( gamestr [ 1 + d1 ] );
8 j. U2 ~2 I9 P i% ~ byte (inchar [j] ) := d1; // 根据不同的gamestr数据定义选用不现的方法
1 Q4 t7 \7 u% d8 f% c/ R inc (i); 7 f1 J' Q; T$ A2 ^
end; , R# c8 v+ p+ K& B( R5 r7 m
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di := 0 ; & _' g; a5 T, P: x9 ]) f
si := 0 ;
) O0 t( u5 ]. _' W9 ]9 I8 k- `. { count := len div 4 ; //循环次数 8 R/ a4 x% i; H
for j := 1 to count do $ n1 d2 h5 b5 k% T; Y; m8 `! u& q
begin
7 a8 R" D0 g! D$ S0 P! K a1 := ord ( inchar [di]); //解密数据 (取4个.转化3个) % ~, [; h4 b0 u! T
a1 := a1 shl 2 ; $ ~3 R5 U( B) Y2 J
d1 := ord ( inchar [di + 1]);
$ `( c) x! y& p( F+ i* k, A0 q d1 := d1 shr 4 ; - ]# h! ?! }. `0 c/ |
a1 := a1 or d1 ; 5 l1 w3 n1 u. K$ P$ L1 i
outchar[si] := chr (a1);
. @, @; Q- i2 o4 l" W$ t4 _
2 m' F) A6 V- X" h a1 := ord ( inchar [di + 1]); 5 L2 v! l" g& e1 [
a1 := a1 shl 4 ; 3 ?0 d7 S) W# k; Q" L0 l
d1 := ord ( inchar [di + 2]);
4 r7 Z; ?2 v+ x% Q* s1 t9 ` d1 := d1 shr 2 ;
- @5 i! F. \- b) @6 L a1 := a1 or d1 ; ! s- r6 l( u8 ]. a; I0 a
outchar[si + 1] := chr (a1);
- Q$ O3 |0 X. K0 L+ { 2 W0 M& g) U4 ]. x3 m! j
a1 := ord ( inchar [di + 2]);
* J3 m& `& u+ }$ A0 t, K: V a1 := a1 shl 6 ; 4 q4 z$ g* i0 Z# [
d1 := ord ( inchar [di + 3]); & r! A0 {# n' l& W
a1 := a1 or d1 ; $ w8 J8 o: u! N1 C. s/ E# ]8 c& q
outchar[si + 2] := chr (a1); 4 f4 S' z: J" Q1 s' E5 [
0 w# U$ N9 h. d+ h di := di + 4 ; 4 K4 K9 P. `# o
si := si + 3 ;
$ P. b6 E" T& G+ M3 a: B# | end; - I5 J9 V9 _: m; i- Q7 v
end; . p5 e8 H2 B# E- {8 F: S/ `
. r" J. O0 c2 Y5 R/ K0 I) zfunction encode (inchar:pchar; len:integer ; outchar:pchar):integer; //加密 . ?, n5 m, W* X7 T/ g9 V
var & J- a% Y% C: L* T( J& t
a1, d1 :byte; ' P5 ~4 r' |+ U6 V+ I, E, {
j,count,di,si :integer; 5 i% ?9 L1 \0 T( Q: G* ?; e0 Y
& S* A* r, p7 I$ H6 x+ ?begin ' V) N4 \; |7 H+ X
encode := len div 3 * 4 ; //返回加密后数据长度
# X7 E+ f$ q: J% ` Y1 ^ di := 0 ; & F3 ?) K I. l4 d* d# `3 p
si := 0 ; 0 u0 k1 g3 k8 a
count := len div 3; //定义循环次数
- W) e) q: i8 z }' s for j := 1 to count do
+ G' F, p0 n9 @ z. o. u begin
7 M$ O7 Z! P* p+ W; E" N* E a1 := ord ( inchar [di]); //第一次转换 取3个 输出4个
8 V" H, M$ `( f' |( N) o1 J a1 := a1 shr 2 ;
5 x8 A Q# F5 ]- G outchar [si] := chr (a1); ! e* Q K5 H/ r: `: ]$ ? p, U) c
+ i4 I, [# n& d3 Z- ?
a1 := ord (inchar[di]); ' G7 w; S0 z7 ]9 M
a1 := a1 and 3 ; : ^) K3 v5 R+ u. I" m2 d
a1 := a1 shl 4 ; ( c, C5 _+ O8 j- B# a- O
d1 := ord (inchar[di +1]); . u9 \1 k& V4 y, e
d1 := d1 shr 4 ;
/ z6 N4 V4 e( Q/ b. x+ L5 t a1 := a1 or d1 ;
1 S; A P ~ i2 }8 T outchar[si +1] := chr (a1) ;
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a1 := ord ( inchar[di + 1]) ;
# t' c4 B; p I3 C a1 := a1 and {&content}F ; / N% g# U0 v% }9 v5 Q! D+ r! P5 l
a1 := a1 shl 2 ;
2 w; S6 u+ R/ c d1 := ord ( inchar[di + 2]) ; # I E" q" U j/ u3 O
d1 := d1 shr 6 ; + C. }% Q, q* c {7 z+ d; m
a1 := a1 or d1 ; ' b7 v# O: @ u7 K* z! c, W1 n
outchar[si + 2] := chr (a1);
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a1 := ord ( inchar[di + 2]) ; 8 @3 l; e/ c7 Z2 r/ y Z
a1 := a1 and $3F; + ]% @* a* C5 `
outchar[si + 3] := chr (a1) ; # S3 r, P- r* F- i: Q
7 u( ?: v% M( r5 e
//第二次转换
+ m+ T& W6 C) J1 N! {8 y d1 := ord ( outchar [si]); //第 1 个 * g4 ~: X- @% p: Q) s
d1 := gamestr [d1]; : @9 X! q4 U& k8 E+ V- [, X' p
outchar [si] := chr (d1); 3 s: U" a- {+ j
! a" z' k2 A% _- Y9 O' b: s/ y d1 := ord ( outchar [si + 1]); //第 2 个 ) Y& f( b! B3 Z4 h7 l
d1 := gamestr [d1]; % v' V( q8 H0 x+ ~9 C
outchar [si + 1] := chr (d1);
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d1 := ord ( outchar [si + 2 ]); //第 3 个 . ^& W4 w5 n9 X |% x' H5 `
d1 := gamestr [d1];
0 S' t: E7 ]& f1 X outchar [si + 2] := chr (d1); 2 s+ T$ ]9 A4 V: p6 I* P1 p5 B+ M3 Y
. f X& Q9 V1 h. f. m d1 := ord ( outchar [si + 3]); //第 4 个 3 W2 a1 ^3 u' L w
d1 := gamestr [d1]; : e0 F% [6 L5 ^( h+ a7 n
outchar [si + 3] := chr (d1);
, F' i1 R; v+ J; q
5 P3 ^0 O. D+ m6 U! F7 S X di := di + 3 ; * s: F, P% [1 F- n4 X* o
si := si + 4 ;
. k& V* x' [- z3 U% Z% o+ G end; . x* l! g" z* k3 `* Z5 t% Z
end;
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