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转载：https://tieba.baidu.com/p/6566719813
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我将在汇编函数中实现1.13C的地图扩展并且修复关卡无名称的问题
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我们拿D2Loader.exe启动为例（Game.exe同理）：" V3 L- l9 S7 ?0 r4 `- {
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0 b1 O1 {2 x5 a) a# m0 T( J方法如下：1 l" x* T1 C* K1 R: s
将下面所有代码复制到汇编函数中
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' ------------------------------------分割线------------------------------------’1 h0 q" @/ _/ b( c
写内存字节集 (-1, 十六到十 (“6FD7D2C0”), { 139, 68, 36, 4, 59, 5, 52, 11, 223, 111, 115, 19, 105, 192, 32, 2, 0, 0, 3, 5, 48, 11, 223, 111, 15, 190, 64, 3, 194, 4, 0, 51, 192, 194, 4, 0 })
5 q+ C" r0 F. U5 O e4 J' 此处相当于：7 V, |$ Q" ~$ B% S5 S
' 6FD7D2C0 > 8B4424 04 mov eax,dword ptr ss:[esp+0x4] ; D2Common.6FD50000
+ V" f) m$ C/ h8 A( o6 A' 6FD7D2C4 3B05 340BDF6F cmp eax,dword ptr ds:[0x6FDF0B34]1 H; i% M- M+ f: m
' 6FD7D2CA 73 13 jnb short D2Common.6FD7D2DF/ |" V: B. g9 H8 b- k$ k. @
' 6FD7D2CC 69C0 20020000 imul eax,eax,0x220 ; D2Common.6FD50000
2 W3 a4 p: l9 w# s Y' 6FD7D2D2 0305 300BDF6F add eax,dword ptr ds:[0x6FDF0B30]
( w2 F$ p9 _. J+ y. H1 P' 6FD7D2D8 0FBE40 03 movsx eax,byte ptr ds:[eax+0x3]% l- \1 o5 O# d# s/ b
' 6FD7D2DC C2 0400 retn 0x4* G/ w4 B, b+ T$ l
' 6FD7D2DF 33C0 xor eax,eax ; D2Common.6FD50000
0 ^1 _& h5 p$ m1 \9 `; {% m9 U' 6FD7D2E1 C2 0400 retn 0x4
, |& Q/ x1 @( O写内存字节集 (-1, 十六到十 (“6FD67196”), { 81, 232, 36, 97, 1, 0, 254, 192, 235, 74 })
/ u! y) D6 q: a6 {' 此处相当于：5 N" N3 `4 t, _, m2 C; g
' 6FD67196 51 push ecx
# z( ^& \3 |- g y' H' 6FD67197 E8 24610100 call D2Common.#10459( v7 o3 Y/ X! u. {1 E6 u4 B
' 6FD6719C FEC0 inc al
) l' @8 F2 ^) a; v, D: {! Q& Y' 6FD6719E EB 4A jmp short D2Common.6FD671EA
+ C7 E @ r; x t+ M. S, K. F) Y( M4 N写内存字节集 (-1, 十六到十 (“6FD878D0”), { 81, 232, 234, 89, 255, 255, 254, 192, 144, 144, 144, 144, 235, 49 })
* L9 j7 O1 t O' 此处相当于：
9 t Y5 w% C! y! F; |( h/ c' 6FD878D0 53 push ebx# B9 S8 Y1 v h* d9 W3 l9 y
' 6FD878D1 E8 EA59FFFF call D2Common.#10459+ T( R' _6 j$ k6 y& T
' 6FD878D6 FEC0 inc al6 c" l# r; |; C1 |0 a
' 6FD878D8 90 nop
1 C' S. P9 M3 W3 j9 ?' 6FD878D9 90 nop
' @3 b; k6 B* x4 x$ e' _+ o; c' N6 ] R' 6FD878DA 90 nop
' u0 l+ _; S) c% D1 O' 6FD878DB 90 nop& w* f8 r3 p" D. O; p3 v( K! M
' 6FD878DC EB 31 jmp short D2Common.6FD8790F2 p( D7 ~6 `2 y) P; W" R
写内存字节集 (-1, 十六到十 (“6FD87AA0”), { 81, 232, 26, 88, 255, 255, 254, 192, 144, 144, 144, 144, 235, 49 })7 I. h7 }8 C7 v: q/ q
' 此处相当于：4 _7 K, m6 l P" z4 M( Z. U+ D
' 6FD87AA0 53 push ebx
; v7 q6 Y& D. L' 6FD87AA1 E8 1A58FFFF call D2Common.#104595 r! _( ]' b9 X, N" S
' 6FD87AA6 FEC0 inc al6 B- V9 F( o7 f# \2 ]
' 6FD87AA8 90 nop
/ O5 `/ O& x9 X5 W# B+ U' 6FD87AA9 90 nop
9 p5 t' p/ Q0 ~ Q- W2 r' 6FD87AAA 90 nop
% ]# A: ?: {; j) n4 c' 6FD87AAB 90 nop
; o. D1 Y& |1 j" V' 6FD87AAC EB 31 jmp short D2Common.6FD87ADF% U5 L9 r$ n: J5 A0 \) Z, H% Q6 k( ^
写内存字节集 (-1, 十六到十 (“6FD87B37”), { 81, 232, 131, 87, 255, 255, 254, 192, 235, 77, 144, 144, 144, 144, 144, 144 })( W5 g" [0 ~% X- p
' 此处相当于：1 S5 U) M4 t3 V# X# C( B
' 6FD87B37 53 push ebx
$ p) ~' p) z& H9 d' 6FD87B38 E8 8357FFFF call D2Common.#10459
1 T3 P* X) k5 S+ u/ o2 x$ z' 6FD87B3D FEC0 inc al, c. b" K! |/ |! z3 n& H, d5 i Y
' 6FD87B3F EB 4D jmp short D2Common.6FD87B8E! ~+ x; U! K. b4 t! u7 t+ N
' 6FD87B41 90 nop
( c; f1 a+ d# a6 Z' 6FD87B42 90 nop
# I* J* H) D% i: W' 6FD87B43 90 nop
+ ?; d; J* x' x' P1 b+ Q' 6FD87B44 90 nop$ f, n' L6 ?# `4 c" m5 `- R
' 6FD87B45 90 nop
. c9 L: B8 B# k: g4 W# p$ E' 6FD87B46 90 nop
( J! W0 e& M, c) {, P( c* E* S写内存字节集 (-1, 十六到十 (“6FD93613”), { 81, 232, 167, 156, 254, 255, 254, 192, 235, 89, 144, 144, 144 })
, a( M( L2 K0 c9 t5 r4 G9 X' 此处相当于：7 o- b5 l1 {6 w" [. j
' 6FD93613 51 push ecx! O1 [, [* p: Z
' 6FD93614 E8 A79CFEFF call D2Common.#10459& ~9 n6 u$ f/ g- S3 L
' 6FD93619 FEC0 inc al# i- ?( {( r$ J! H; s' R- y
' 6FD9361B EB 59 jmp short D2Common.6FD93676+ ~6 p% R7 u% z7 S( l5 `7 X2 k
' 6FD9361D 90 nop
8 T. F* } a4 H6 ~' 6FD9361E 90 nop1 h' @. s4 |% K" E% J: L4 i
' 6FD9361F 90 nop
3 E! r" ?' W1 O9 y! N8 _5 E! _写内存字节集 (-1, 十六到十 (“6FD9A696”), { 82, 232, 36, 44, 254, 255, 254, 192, 235, 63 })
9 l1 X* O% |! j# A: t* ]' 此处相当于：2 H7 Y4 P, c- m# S" J& o/ u
' 6FD9A696 52 push edx, V$ d8 p# ]0 o. \" N( o
' 6FD9A697 E8 242CFEFF call D2Common.#10459! G5 @2 T2 ?% U B- A
' 6FD9A69C FEC0 inc al
" M8 L7 k" b4 Y6 O+ j' 6FD9A69E EB 3F jmp short D2Common.6FD9A6DF
% D8 R- l$ d% v2 z) X) Y! j' ------------------------------------分割线------------------------------------’
2 `* g! ?" k4 z2 T- z* K写内存字节集 (-1, 十六到十 (“6FB10516”), { 129, 236, 160, 16, 0, 0 })
) Q/ P. ?9 r$ T) z! ~' 此处相当于：
3 ?: o4 n$ q+ C/ ]* I' sub esp,0x10A0
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' 此处相当于：
+ p3 I8 h! x$ e. Q' mov ecx,0x399
# s: P) P- c3 p写内存字节集 (-1, 十六到十 (“6FB1054B”), { 104, 0, 16, 0, 0 })4 r6 V3 c4 R# r+ W" y
' 此处相当于：
' s( J4 [* G! J1 `' D7 q' push 0x1000) u1 r6 E* j% Z/ [
写内存字节集 (-1, 十六到十 (“6FB1055B”), { 129, 124, 36, 12, 0, 16, 0, 0 })
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' cmp dword ptr ss:[esp+0xC],0x10008 q! r: x, ]. p9 s3 i% t8 H; p& @8 {
写内存字节集 (-1, 十六到十 (“6FB10584”), { 104, 0, 16, 0, 0 })
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' push 0x1000! |# C2 C6 J' S/ i, N
写内存字节集 (-1, 十六到十 (“6FB10619”), { 104, 0, 16, 0, 0 })# K# S, U9 J9 X/ e$ B
' 此处相当于：' x9 R5 b# C, k H; C
' push 0x10000 ^1 W' W8 d& C, z8 b
写内存字节集 (-1, 十六到十 (“6FB11E76”), { 129, 236, 76, 16, 0, 0 })
/ b7 j% s5 ]. z, C- [' 此处相当于：# l" P0 E. C+ g, R1 J0 S9 Q; e
' sub esp,0x104C/ Q6 _" ?# n! Z! N" I
写内存字节集 (-1, 十六到十 (“6FB11EA9”), { 185, 153, 3, 0, 0 })
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' mov ecx,0x399; ?' y$ ~$ N2 y
写内存字节集 (-1, 十六到十 (“6FB11EBA”), { 104, 0, 16, 0, 0 })1 g( ]0 a8 V. f K1 h2 w* O
' 此处相当于：: B7 K* [# f. {
' push 0x1000
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7 m) g" g7 T) w( {# Z5 ~2 b6 ]' 此处相当于：3 Y/ P% v" B% X) J I/ ^& s
' cmp dword ptr ss:[esp+0x10],0x1000( L) a: r! q1 z1 {7 r
写内存字节集 (-1, 十六到十 (“6FB0F2EB”), { 104, 0, 16, 0, 0 })
5 m: ]( n9 |9 y2 q5 Q' m8 F x' 此处相当于：
/ P* F7 L: I% k' push 0x1000
1 T) K! {/ x- x# Q8 w# p: ?' ------------------------------------分割线------------------------------------’
9 v- O. ?0 f0 F0 t3 L写内存字节集 (-1, 取模块句柄ex (Diablo_ID, “D2Game.dll”) ＋ 十六到十 (“A2629”), { 233, 140, 83, 5, 0, 144 }) ' 基地址：6FC20000/ x, E8 I7 I$ v# h
' 此处相当于：, U( l* E5 J u' _
' 6FCC2629 /E9 8C530500 jmp D2Game_d.6FD179BA6 R9 O/ h7 t N+ @6 e3 ?' K! z
' 6FCC262E |90 nop' X+ S- G) v0 N0 V! B
写内存字节集 (-1, 取模块句柄ex (Diablo_ID, “D2Game.dll”) ＋ 十六到十 (“F79BA”), { 80, 81, 139, 78, 20, 139, 68, 36, 56, 136, 65, 4, 89, 88, 233, 98, 172, 250, 255, 144 })
# j4 x$ P/ b! Z6 C) c8 I' 此处相当于：9 u# Q0 C5 m1 i3 V, l' x4 \' z7 L
' 6FD179BA 50 push eax ; D2Game_d.6FC20000
8 v) C7 p+ ?* W6 {( `' 6FD179BB 51 push ecx
1 Z7 G7 x6 |+ Z! M. F' 6FD179BC 8B4E 14 mov ecx,dword ptr ds:[esi+0x14]
' q5 P N; e* V5 r' 6FD179BF 8B4424 38 mov eax,dword ptr ss:[esp+0x38]
g2 L9 P6 N- D' 6FD179C3 8841 04 mov byte ptr ds:[ecx+0x4],al
+ p( n: b; l* D$ h% Y5 h3 F' 6FD179C6 59 pop ecx$ s! t2 l/ f* w6 F% m7 c4 J5 U
' 6FD179C7 58 pop eax( D3 |% j# D' ?1 l1 z
' 6FD179C8 ^ E9 62ACFAFF jmp D2Game_d.6FCC262F
: @% b. i$ C4 f! V) Z, ~) s4 q写内存字节集 (-1, 取模块句柄ex (Diablo_ID, “D2Game.dll”) ＋ 十六到十 (“3BE3E”), { 233, 147, 187, 11, 0 }), v. w/ q' C1 @7 u& v. t0 \. N7 d3 c5 F
' 此处相当于：
" b9 \$ k% k9 T' 6FC5BE3E /E9 93BB0B00 jmp D2Game_d.6FD179D6
9 W5 c+ [- b$ o* u# e: @写内存字节集 (-1, 取模块句柄ex (Diablo_ID, “D2Game.dll”) ＋ 十六到十 (“F79D6”), { 139, 84, 36, 4, 139, 90, 104, 83, 106, 0, 81, 233, 93, 68, 244, 255 }). q& i3 c: G% J% F- R. S
' 此处相当于：
; m, q& d1 G. R8 H, }' l! C' 6FD179D6 8B5424 04 mov edx,dword ptr ss:[esp+0x4] ; D2Game_d.6FC20000; O% D' f' }- p/ ?* q: G0 m
' 6FD179DA 8B5A 68 mov ebx,dword ptr ds:[edx+0x68]
' y, d6 u4 F6 ~, t' 6FD179DD 53 push ebx
G/ W' K5 k; N9 i' 6FD179DE 6A 00 push 0x00 h8 [3 U8 ~6 g
' 6FD179E0 51 push ecx
. i/ r; f, y8 M0 Z1 v9 C' 6FD179E1 ^ E9 5D44F4FF jmp D2Game_d.6FC5BE43
" n. e" {. S% A" G. _写内存字节集 (-1, 取模块句柄ex (Diablo_ID, “D2Game.dll”) ＋ 十六到十 (“40B4F”), { 233, 156, 110, 11, 0 })
u0 X6 [1 u; v' 此处相当于：
- Q$ J# f, X2 R/ Q) b' 6FC60B4F /E9 9C6E0B00 jmp D2Game_d.6FD179F0: y8 C7 S# b8 L2 p
写内存字节集 (-1, 取模块句柄ex (Diablo_ID, “D2Game.dll”) ＋ 十六到十 (“F79F0”), { 86, 232, 130, 42, 241, 255, 80, 232, 90, 43, 241, 255, 80, 232, 108, 43, 241, 255, 139, 79, 100, 59, 193, 116, 6, 95, 233, 69, 145, 244, 255, 233, 72, 145, 244, 255 })
~! y, c8 T9 ~) E3 C5 p' 此处相当于：
* x5 i; d$ K, e+ Y' 6FD179F0 56 push esi% y- J5 p2 M; W2 B8 Y2 M; J( H
' 6FD179F1 E8 822AF1FF call <jmp.&D2Common.#10331>5 }8 t; |4 a0 \4 N
' 6FD179F6 50 push eax ; D2Game_d.6FC200004 D- [# S8 a- G v9 Z) Q
' 6FD179F7 E8 5A2BF1FF call <jmp.&D2Common.#10826>
/ v9 h4 ^# T+ e% ?# A! u' 6FD179FC 50 push eax ; D2Game_d.6FC20000; S3 u; T: V1 Y
' 6FD179FD E8 6C2BF1FF call <jmp.&D2Common.#10459>. d( h* K4 ?% R- S
' 6FD17A02 8B4F 64 mov ecx,dword ptr ds:[edi+0x64]
0 D! l7 O$ l% f6 V' 6FD17A05 3BC1 cmp eax,ecx+ g; |6 o5 ]$ S" f0 `& Q0 F% M
' 6FD17A07 74 06 je short D2Game_d.6FD17A0F% W0 H3 C1 p B/ P
' 6FD17A09 5F pop edi
- P$ Q8 q% T3 n% M+ O- p. i; X' 6FD17A0A ^ E9 4591F4FF jmp D2Game_d.6FC60B54, X7 W3 S$ X, {) a# y( j. E1 Y
' 6FD17A0F ^ E9 4891F4FF jmp D2Game_d.6FC60B5C3 l( @9 D% O, x, ?" a6 S+ H
' ------------------------------------分割线------------------------------------’; a4 }) ^% y6 n1 O
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发表于 2020-10-2 00:50:12