恍兮惚兮 edc5efec99 format
2024-11-02 15:49:09 +08:00

796 lines
31 KiB
C++
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#include "Cotopha.h"
#define s2_mov_ecx_edi 0xcf8b
namespace
{ // unnamed
namespace ScenarioHook
{
namespace Private
{
/**
* Sample game: お兄ちゃん、右手の使用を禁止します! (old type)
*
* - Name
*
* EAX 00000000
* ECX 04A4C058
* EDX 00713FD8 .00713FD8
* EBX 17F90130
* ESP 0012EBBC
* EBP 0020C5A8
* ESI 04A4B678
* EDI 04A4C058
* EIP 005C2E20 .005C2E20
*
* 0012EBBC 0055D210 RETURN to .0055D210
* 0012EBC0 17F90130
* 0012EBC4 04A4B678
* 0012EBC8 00000000
* 0012EBCC 0020C5A8
* 0012EBD0 00000000 ; jichi: used to identify name
* 0012EBD4 00000000
* 0012EBD8 04A4B678
* 0012EBDC 00000000
* 0012EBE0 0020C5A8
* 0012EBE4 00000000
* 0012EBE8 0055C58F RETURN to .0055C58F from .0046CD30
* 0012EBEC 0012EC54
* 0012EBF0 0055C5A3 RETURN to .0055C5A3 from .0055D180
* 0012EBF4 04A4C058
* 0012EBF8 04A4B678
*
* - Scenario
*
* EAX 00000000
* ECX 04A4CC30
* EDX 00713FD8 .00713FD8
* EBX 17F90170
* ESP 0012EBBC
* EBP 00000015
* ESI 04A4C250
* EDI 04A4CC30
* EIP 005C2E20 .005C2E20
*
* 0012EBBC 0055D210 RETURN to .0055D210
* 0012EBC0 17F90170
* 0012EBC4 04A4C250
* 0012EBC8 0000001E ; jichi: old game arg3 is 1e
* 0012EBCC 00000015
* 0012EBD0 00000002
* 0012EBD4 00000002
* 0012EBD8 04A4C250
* 0012EBDC 0000001E
* 0012EBE0 00000015
* 0012EBE4 00000000
* 0012EBE8 0055C58F RETURN to .0055C58F from .0046CD30
* 0012EBEC 0012EC54
* 0012EBF0 0055C5A3 RETURN to .0055C5A3 from .0055D180
*
* Caller of the scenario/name thread:
* 0055D207 8BCF MOV ECX,EDI
* 0055D209 897C24 34 MOV DWORD PTR SS:[ESP+0x34],EDI
* 0055D20D FF52 14 CALL DWORD PTR DS:[EDX+0x14] ; jichi: called here
* 0055D210 8BCF MOV ECX,EDI ; jichi: retaddr is here
* 0055D212 894424 18 MOV DWORD PTR SS:[ESP+0x18],EAX
* 0055D216 E8 456D0600 CALL .005C3F60
* 0055D21B 33C9 XOR ECX,ECX
* 0055D21D 894424 14 MOV DWORD PTR SS:[ESP+0x14],EAX
* 0055D221 3BC1 CMP EAX,ECX
* 0055D223 76 06 JBE SHORT .0055D22B
*
* Sample game: キスと魔王と紅茶 (very old type)
*
* - Name:
*
* EAX 0A4106C0 ASCII "ゥa"
* ECX 0012F594
* EDX 0058032C ASCII "pgM"
* EBX 00000000
* ESP 0012F4F4
* EBP 00000003
* ESI 0012F618
* EDI 0012F594
* EIP 004D52B0 .004D52B0
*
* 0012F4F4 004DBFF2 RETURN to .004DBFF2
* 0012F4F8 0A4106C0 ASCII "ゥa"
* 0012F4FC 0012F698
* 0012F500 0012F618
* 0012F504 0296EA58
* 0012F508 00000000 ; jichi: used to identify name
* 0012F50C 0A40EC00
* 0012F510 00000000
* 0012F514 000000F9
* 0012F518 00005DC8
* 0012F51C 00580304 ASCII "PgM"
* 0012F520 D90A0DDD
* 0012F524 00000018
* 0012F528 00000000
*
* - Scenario:
*
* EAX 00000000
* ECX 01B69134
* EDX 0058032C ASCII "pgM"
* EBX 09E82E88
* ESP 0012F548
* EBP 00000016
* ESI 01B68A70
* EDI 01B69134
* EIP 004D52B0 .004D52B0
*
* 0012F548 004B5210 RETURN to .004B5210
* 0012F54C 09E82E88
* 0012F550 01B68A70
* 0012F554 00000018
* 0012F558 00000016
* 0012F55C 00000009
* 0012F560 01B69134
* 0012F564 01B68A70
* 0012F568 00000018
* 0012F56C 00000016
* 0012F570 00000000
* 0012F574 004B459F RETURN to .004B459F from .0040DE50
* 0012F578 0012F5E0
* 0012F57C 004B45B3 RETURN to .004B45B3 from .004B5180
* 0012F580 09E82E88
* 0012F584 00000000
* 0012F588 0012FC78
* 0012F58C 00000000
* 0012F590 01B68A70
* 0012F594 005655D0 .005655D0
* 0012F598 0057BB80 .0057BB80
* 0012F59C 0A419628
*
* Caller of the name/scenario thread
*
* 004B517D 90 NOP
* 004B517E 90 NOP
* 004B517F 90 NOP
* 004B5180 83EC 1C SUB ESP,0x1C
* 004B5183 53 PUSH EBX
* 004B5184 55 PUSH EBP
* 004B5185 8B5C24 28 MOV EBX,DWORD PTR SS:[ESP+0x28]
* 004B5189 56 PUSH ESI
* 004B518A 8BF1 MOV ESI,ECX
* 004B518C 57 PUSH EDI
* 004B518D 8B86 A0050000 MOV EAX,DWORD PTR DS:[ESI+0x5A0]
* 004B5193 85C0 TEST EAX,EAX
* 004B5195 74 63 JE SHORT .004B51FA
* 004B5197 53 PUSH EBX
* 004B5198 8D8E C4060000 LEA ECX,DWORD PTR DS:[ESI+0x6C4]
* 004B519E E8 3DFD0100 CALL .004D4EE0
* 004B51A3 8BF8 MOV EDI,EAX
* 004B51A5 8D86 D4060000 LEA EAX,DWORD PTR DS:[ESI+0x6D4]
* 004B51AB 8B8E EC060000 MOV ECX,DWORD PTR DS:[ESI+0x6EC]
* 004B51B1 8BAE F0060000 MOV EBP,DWORD PTR DS:[ESI+0x6F0]
* 004B51B7 8B10 MOV EDX,DWORD PTR DS:[EAX]
* 004B51B9 895424 1C MOV DWORD PTR SS:[ESP+0x1C],EDX
* 004B51BD 8B50 04 MOV EDX,DWORD PTR DS:[EAX+0x4]
* 004B51C0 895424 20 MOV DWORD PTR SS:[ESP+0x20],EDX
* 004B51C4 8B50 08 MOV EDX,DWORD PTR DS:[EAX+0x8]
* 004B51C7 8B40 0C MOV EAX,DWORD PTR DS:[EAX+0xC]
* 004B51CA 894424 28 MOV DWORD PTR SS:[ESP+0x28],EAX
* 004B51CE 8BC2 MOV EAX,EDX
* 004B51D0 2BC1 SUB EAX,ECX
* 004B51D2 3BF8 CMP EDI,EAX
* 004B51D4 7F 24 JG SHORT .004B51FA
* 004B51D6 83BE A0050000 03 CMP DWORD PTR DS:[ESI+0x5A0],0x3
* 004B51DD 75 0B JNZ SHORT .004B51EA
* 004B51DF 2BC7 SUB EAX,EDI
* 004B51E1 99 CDQ
* 004B51E2 2BC2 SUB EAX,EDX
* 004B51E4 D1F8 SAR EAX,1
* 004B51E6 03C8 ADD ECX,EAX
* 004B51E8 EB 04 JMP SHORT .004B51EE
* 004B51EA 2BD7 SUB EDX,EDI
* 004B51EC 8BCA MOV ECX,EDX
* 004B51EE 898E EC060000 MOV DWORD PTR DS:[ESI+0x6EC],ECX
* 004B51F4 89AE F0060000 MOV DWORD PTR DS:[ESI+0x6F0],EBP
* 004B51FA 8B96 C4060000 MOV EDX,DWORD PTR DS:[ESI+0x6C4]
* 004B5200 8DBE C4060000 LEA EDI,DWORD PTR DS:[ESI+0x6C4]
* 004B5206 53 PUSH EBX
* 004B5207 8BCF MOV ECX,EDI
* 004B5209 897C24 14 MOV DWORD PTR SS:[ESP+0x14],EDI
* 004B520D FF52 10 CALL DWORD PTR DS:[EDX+0x10] ; jichi: called here
* 004B5210 8BCF MOV ECX,EDI ; jichi: retaddr is here
* 004B5212 894424 18 MOV DWORD PTR SS:[ESP+0x18],EAX
* 004B5216 E8 85120200 CALL .004D64A0
* 004B521B 33ED XOR EBP,EBP
* 004B521D 894424 14 MOV DWORD PTR SS:[ESP+0x14],EAX
* 004B5221 3BC5 CMP EAX,EBP
* 004B5223 76 06 JBE SHORT .004B522B
* 004B5225 89AE A0050000 MOV DWORD PTR DS:[ESI+0x5A0],EBP
* 004B522B 85C0 TEST EAX,EAX
* 004B522D 896C24 30 MOV DWORD PTR SS:[ESP+0x30],EBP
* 004B5231 76 68 JBE SHORT .004B529B
* 004B5233 55 PUSH EBP
* 004B5234 8BCF MOV ECX,EDI
* 004B5236 E8 75120200 CALL .004D64B0
* 004B523B 85C0 TEST EAX,EAX
* 004B523D 74 4F JE SHORT .004B528E
* 004B523F 50 PUSH EAX
* 004B5240 8BCE MOV ECX,ESI
* 004B5242 E8 69000000 CALL .004B52B0
* 004B5247 8BD8 MOV EBX,EAX
* 004B5249 85DB TEST EBX,EBX
* 004B524B 74 41 JE SHORT .004B528E
* 004B524D 8B86 C0060000 MOV EAX,DWORD PTR DS:[ESI+0x6C0]
* 004B5253 8B8E B0060000 MOV ECX,DWORD PTR DS:[ESI+0x6B0]
* 004B5259 8BAE 30070000 MOV EBP,DWORD PTR DS:[ESI+0x730]
* 004B525F 8DBE 28070000 LEA EDI,DWORD PTR DS:[ESI+0x728]
* 004B5265 03C8 ADD ECX,EAX
* 004B5267 6A 00 PUSH 0x0
* 004B5269 8D55 01 LEA EDX,DWORD PTR SS:[EBP+0x1]
* 004B526C 898E C0060000 MOV DWORD PTR DS:[ESI+0x6C0],ECX
* 004B5272 52 PUSH EDX
* 004B5273 8BCF MOV ECX,EDI
* 004B5275 8983 C0000000 MOV DWORD PTR DS:[EBX+0xC0],EAX
* 004B527B E8 8003F8FF CALL .00435600
* 004B5280 8B47 04 MOV EAX,DWORD PTR DS:[EDI+0x4]
* 004B5283 8B7C24 10 MOV EDI,DWORD PTR SS:[ESP+0x10]
* 004B5287 891CA8 MOV DWORD PTR DS:[EAX+EBP*4],EBX
* 004B528A 8B6C24 30 MOV EBP,DWORD PTR SS:[ESP+0x30]
* 004B528E 8B4424 14 MOV EAX,DWORD PTR SS:[ESP+0x14]
* 004B5292 45 INC EBP
* 004B5293 3BE8 CMP EBP,EAX
* 004B5295 896C24 30 MOV DWORD PTR SS:[ESP+0x30],EBP
* 004B5299 ^72 98 JB SHORT .004B5233
* 004B529B 8BCF MOV ECX,EDI
* 004B529D E8 2E120200 CALL .004D64D0
* 004B52A2 8B4424 18 MOV EAX,DWORD PTR SS:[ESP+0x18]
* 004B52A6 5F POP EDI
* 004B52A7 5E POP ESI
* 004B52A8 5D POP EBP
* 004B52A9 5B POP EBX
* 004B52AA 83C4 1C ADD ESP,0x1C
* 004B52AD C2 0400 RETN 0x4
* 004B52B0 64:A1 00000000 MOV EAX,DWORD PTR FS:[0]
* 004B52B6 6A FF PUSH -0x1
* 004B52B8 68 A1F15200 PUSH .0052F1A1
* 004B52BD 50 PUSH EAX
* 004B52BE 64:8925 00000000 MOV DWORD PTR FS:[0],ESP
* 004B52C5 81EC CC000000 SUB ESP,0xCC
* 004B52CB 56 PUSH ESI
* 004B52CC 8BF1 MOV ESI,ECX
* 004B52CE 8B8C24 E0000000 MOV ECX,DWORD PTR SS:[ESP+0xE0]
* 004B52D5 57 PUSH EDI
* 004B52D6 85C9 TEST ECX,ECX
* 004B52D8 75 07 JNZ SHORT .004B52E1
* 004B52DA 33C0 XOR EAX,EAX
* 004B52DC E9 55060000 JMP .004B5936
* 004B52E1 8B79 14 MOV EDI,DWORD PTR DS:[ECX+0x14]
* 004B52E4 85FF TEST EDI,EDI
* 004B52E6 897C24 18 MOV DWORD PTR SS:[ESP+0x18],EDI
* 004B52EA 75 07 JNZ SHORT .004B52F3
* 004B52EC 33C0 XOR EAX,EAX
* 004B52EE E9 43060000 JMP .004B5936
* 004B52F3 8A86 AA060000 MOV AL,BYTE PTR DS:[ESI+0x6AA]
* 004B52F9 84C0 TEST AL,AL
* 004B52FB 74 51 JE SHORT .004B534E
* 004B52FD 8B01 MOV EAX,DWORD PTR DS:[ECX]
* 004B52FF 8D5424 08 LEA EDX,DWORD PTR SS:[ESP+0x8]
* 004B5303 52 PUSH EDX
* 004B5304 FF50 34 CALL DWORD PTR DS:[EAX+0x34]
* 004B5307 8D86 D4060000 LEA EAX,DWORD PTR DS:[ESI+0x6D4]
* 004B530D 8B8E D4060000 MOV ECX,DWORD PTR DS:[ESI+0x6D4]
* 004B5313 894C24 48 MOV DWORD PTR SS:[ESP+0x48],ECX
* 004B5317 8B50 04 MOV EDX,DWORD PTR DS:[EAX+0x4]
* 004B531A 895424 4C MOV DWORD PTR SS:[ESP+0x4C],EDX
* 004B531E 8B48 08 MOV ECX,DWORD PTR DS:[EAX+0x8]
* 004B5321 894C24 50 MOV DWORD PTR SS:[ESP+0x50],ECX
* 004B5325 8A8E 14070000 MOV CL,BYTE PTR DS:[ESI+0x714]
* 004B532B 8B40 0C MOV EAX,DWORD PTR DS:[EAX+0xC]
* 004B532E 84C9 TEST CL,CL
* 004B5330 75 0D JNZ SHORT .004B533F
* 004B5332 394424 0C CMP DWORD PTR SS:[ESP+0xC],EAX
* 004B5336 7E 16 JLE SHORT .004B534E
* 004B5338 33C0 XOR EAX,EAX
* 004B533A E9 F7050000 JMP .004B5936
*
* Sample game: プライマルハーツ (new type), 0x54bd80
* Name:
* 0012EB5C 004DACB0 RETURN to .004DACB0
* 0012EB60 05067E40
* 0012EB64 0000001E ; jichi: new game arg2 is 1e
* 0012EB68 0012ECA8
* 0012EB6C 008D3E48
* 0012EB70 004512DB RETURN to .004512DB from .00450FE0
* 0012EB74 0000001E
* 0012EB78 00000025
* 0012EB7C 0012ECA8
* 0012EB80 008D3E48
* 0012EB84 0000001E
* 0012EB88 004DA1CB RETURN to .004DA1CB from .00451280
* 0012EB8C 004DA1DF RETURN to .004DA1DF from .004DAC20 ; jichi: 004DAC20 is a better place to hook to
* 0012EB90 05067E40
* 0012EB94 5D9C7C59
* 0012EB98 00000000
* 0012EB9C 008D3E48
* 0012EBA0 00000000
* 0012EBA4 00000000
* 0012EBA8 1600C8C8
* 0012EBAC 006835B4 .006835B4
* 0012EBB0 1621BBF0 UNICODE "\h:\f;MsgFont:\s:\c;E6ADFA:\v:"
* 0012EBB4 00000025
*
* 0012EB5C 004DACB0 RETURN to .004DACB0
* 0012EB60 05000420
* 0012EB64 0000001E
* 0012EB68 0012ECA8
* 0012EB6C 008D3E48
* 0012EB70 004512DB RETURN to .004512DB from .00450FE0
* 0012EB74 0000001E
* 0012EB78 00000022
* 0012EB7C 0012ECA8
* 0012EB80 008D3E48
* 0012EB84 0000001E
* 0012EB88 004DA1CB RETURN to .004DA1CB from .00451280
* 0012EB8C 004DA1DF RETURN to .004DA1DF from .004DAC20
* 0012EB90 05000420
* 0012EB94 5D9C7C59
* 0012EB98 00000000
* 0012EB9C 008D3E48
* 0012EBA0 00000000
* 0012EBA4 00000000
* 0012EBA8 05000C90
* 0012EBAC 006835B4 .006835B4
* 0012EBB0 05000F40 UNICODE "\h:\f;MsgFont:\s:\c;DAD4FF:\v:"
* 0012EBB4 00000022
* 0012EBB8 00000034
* 0012EBBC 00000022
* 0012EBC0 FFFFFFFF
* 0012EBC4 7C00FFFF
* 0012EBC8 78000000
* 0012EBCC F8000001
* 0012EBD0 00000000
* 0012EBD4 58001384
* 0012EBD8 28000000
* 0012EBDC 28000000
* 0012EBE0 00000048
* 0012EBE4 00655A28 .00655A28
* 0012EBE8 05000420
* 0012EBEC 00000004
* 0012EBF0 00000007
* 0012EBF4 00210030
* 0012EBF8 00000000
* 0012EBFC 00DAD4FF
* 0012EC00 0012EC98
* 0012EC04 00000001
*
* EAX 0054BD80 .0054BD80
* ECX 008D4848
* EDX 0069E80C .0069E80C
* EBX 05067E40
* ESP 0012EB5C
* EBP 0012ECA8
* ESI 008D3E48
* EDI 0000001E
* EIP 0054BD80 .0054BD80
*
* 004DAC98 89AE 300A0000 MOV DWORD PTR DS:[ESI+0xA30],EBP
* 004DAC9E 8B96 000A0000 MOV EDX,DWORD PTR DS:[ESI+0xA00]
* 004DACA4 8B42 14 MOV EAX,DWORD PTR DS:[EDX+0x14]
* 004DACA7 8D8E 000A0000 LEA ECX,DWORD PTR DS:[ESI+0xA00]
* 004DACAD 53 PUSH EBX
* 004DACAE FFD0 CALL EAX ; jichi: called here
* 004DACB0 8B8E 100A0000 MOV ECX,DWORD PTR DS:[ESI+0xA10]
* 004DACB6 894424 14 MOV DWORD PTR SS:[ESP+0x14],EAX
* 004DACBA 8B41 08 MOV EAX,DWORD PTR DS:[ECX+0x8]
* 004DACBD 33FF XOR EDI,EDI
* 004DACBF 3BC7 CMP EAX,EDI
* 004DACC1 894424 10 MOV DWORD PTR SS:[ESP+0x10],EAX
*
* ecx:
* 01814848 0C E8 69 00 60 C7 F8 13 00 00 00 00 00 00 00 00 i읠ᏸ....
* 01814858 28 3E 81 01 00 00 00 00 00 00 00 00 80 01 00 00 㸨Ɓ....ƀ. ; jichi: 810 is the width and 26 the height to paint
* 01814868 26 00 00 00 FF FF FF 00 00 00 00 00 00 00 00 00 &..ÿ....
* 01814878 00 00 00 00 26 00 00 00 00 00 00 00 00 00 00 00 ..&.....
* 01814888 06 00 00 00 03 00 00 00 28 5A 65 00 98 3D 81 01 ..娨e㶘Ɓ
* 01814898 2C 00 00 00 43 00 00 00 00 01 01 00 BA C1 1E 77 ,.C.Ā솺眞
* 018148A8 35 FC 1C 77 20 FF 1C 77 90 16 38 0B 64 D5 68 00 ﰵ眜眜ᚐସ핤h
* 018148B8 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........
* 018148C8 7E 31 00 00 4C 03 00 00 00 00 00 00 00 00 00 00 ㅾ.͌.....
* 018148D8 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........
* 018148E8 00 00 00 00 00 00 F0 3F 00 00 00 00 00 00 F0 3F ...㿰...㿰
* 018148F8 00 00 00 00 00 00 00 00 94 C3 67 00 00 00 00 00 ....쎔g..
*
* 01814848 0C E8 69 00 58 EC E4 03 00 00 00 00 00 00 00 00 iϤ....
* 01814858 28 3E 81 01 00 00 00 00 00 00 00 00 80 01 00 00 㸨Ɓ....ƀ.
* 01814868 26 00 00 00 FF FF FF 00 00 00 00 00 00 00 00 00 &..ÿ....
* 01814878 00 00 00 00 26 00 00 00 00 00 00 00 00 00 00 00 ..&.....
* 01814888 06 00 00 00 03 00 00 00 28 5A 65 00 98 3D 81 01 ..娨e㶘Ɓ
* 01814898 2C 00 00 00 43 00 00 00 00 01 01 00 BA C1 1E 77 ,.C.Ā솺眞
* 018148A8 35 FC 1C 77 20 FF 1C 77 90 16 38 0B 64 D5 68 00 ﰵ眜眜ᚐସ핤h
* 018148B8 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........
* 018148C8 4B 4F 00 00 4C 03 00 00 00 00 00 00 00 00 00 00 佋.͌.....
* 018148D8 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........
* 018148E8 00 00 00 00 00 00 F0 3F 00 00 00 00 00 00 F0 3F ...㿰...㿰
* 018148F8 00 00 00 00 00 00 00 00 94 C3 67 00 00 00 00 00 ....쎔g..
*
* Scenario:
* EAX 0054BD80 .0054BD80
* ECX 008D3C50
* EDX 0069E80C .0069E80C
* EBX 1621C280
* ESP 0012EB5C
* EBP 0012ECA8
* ESI 008D3250
* EDI 0000001E
* EIP 0054BD80 .0054BD80
*
* 0012EB5C 004DACB0 RETURN to .004DACB0
* 0012EB60 1621C280
* 0012EB64 0000001E
* 0012EB68 0012ECA8
* 0012EB6C 008D3250
* 0012EB70 004512DB RETURN to .004512DB from .00450FE0
* 0012EB74 0000001E
* 0012EB78 00000041
* 0012EB7C 0012ECA8
* 0012EB80 008D3250
* 0012EB84 0000001E
* 0012EB88 004DA1CB RETURN to .004DA1CB from .00451280
* 0012EB8C 004DA1DF RETURN to .004DA1DF from .004DAC20
* 0012EB90 1621C280
*
* 0012EB5C 004DACB0 RETURN to .004DACB0
* 0012EB60 050003B8
* 0012EB64 0000001E
* 0012EB68 0012ECA8
* 0012EB6C 008D3250
* 0012EB70 004512DB RETURN to .004512DB from .00450FE0
* 0012EB74 0000001E
* 0012EB78 00000034
* 0012EB7C 0012ECA8
* 0012EB80 008D3250
* 0012EB84 0000001E
* 0012EB88 004DA1CB RETURN to .004DA1CB from .00451280
* 0012EB8C 004DA1DF RETURN to .004DA1DF from .004DAC20
* 0012EB90 050003B8
* 0012EB94 5D9C7C59
* 0012EB98 00000000
* 0012EB9C 008D3250
* 0012EBA0 00000000
* 0012EBA4 00000000
* 0012EBA8 05007A68 UNICODE "38"
* 0012EBAC 006835B4 .006835B4
* 0012EBB0 0500E910 UNICODE "\h:\f;MsgFont:\s:\c;DAD4FF:\v:"
* 0012EBB4 00000034
* 0012EBB8 0000004F
* 0012EBBC 00000034
* 0012EBC0 FFFFFFFF
* 0012EBC4 7C00FFFF
* 0012EBC8 78000000
* 0012EBCC F8000001
* 0012EBD0 00000000
* 0012EBD4 58001384
* 0012EBD8 28000000
* 0012EBDC 28000000
* 0012EBE0 00000040
* 0012EBE4 00655A28 .00655A28
* 0012EBE8 050003B8
*
* ecx:
* 01813C50 0C E8 69 00 80 E9 F8 13 00 00 00 00 00 00 00 00 iᏸ....
* 01813C60 30 32 81 01 00 00 00 00 00 00 00 00 84 03 00 00 ㈰Ɓ....΄. ; jichi: 384 is the width and 76 the height to paint
* 01813C70 76 00 00 00 FF FF FF 00 00 00 00 00 00 00 00 00 v..ÿ....
* 01813C80 00 00 00 00 26 00 00 00 00 00 00 00 00 00 00 00 ..&.....
* 01813C90 06 00 00 00 03 00 00 00 28 5A 65 00 A0 31 81 01 ..娨eㆠƁ
* 01813CA0 2C 00 00 00 43 00 00 00 00 01 01 00 BA C1 1E 77 ,.C.Ā솺眞
* 01813CB0 35 FC 1C 77 20 FF 1C 77 20 24 34 0B 64 D5 68 00 ﰵ眜眜␠଴핤h
* 01813CC0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........
* 01813CD0 7E 31 00 00 50 03 00 00 00 00 00 00 00 00 00 00 ㅾ.͐.....
* 01813CE0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........
* 01813CF0 00 00 00 00 00 00 F0 3F 00 00 00 00 00 00 F0 3F ...㿰...㿰
*
* 01813C50 0C E8 69 00 10 C4 E4 03 00 00 00 00 00 00 00 00 i쐐Ϥ....
* 01813C60 30 32 81 01 00 00 00 00 00 00 00 00 84 03 00 00 ㈰Ɓ....΄.
* 01813C70 76 00 00 00 FF FF FF 00 00 00 00 00 00 00 00 00 v..ÿ....
* 01813C80 00 00 00 00 26 00 00 00 00 00 00 00 00 00 00 00 ..&.....
* 01813C90 06 00 00 00 03 00 00 00 28 5A 65 00 A0 31 81 01 ..娨eㆠƁ
* 01813CA0 2C 00 00 00 43 00 00 00 00 01 01 00 BA C1 1E 77 ,.C.Ā솺眞
* 01813CB0 35 FC 1C 77 20 FF 1C 77 20 24 34 0B 64 D5 68 00 ﰵ眜眜␠଴핤h
*/
bool attachCaller(ULONG addr);
size_t textSize_;
bool hookBefore(hook_stack *s, void *data, size_t *len, uintptr_t *role)
{
static std::wstring text_; // persistent storage, which makes this function not thread-safe
textSize_ = 0;
auto text = (LPCWSTR)s->stack[1]; // arg1
if (!text || !*text)
return false;
if (::wcscmp(text, L"----/--/-- --:--") == 0)
return false;
textSize_ = ::wcslen(text);
if (s->stack[1] == s->stack[13]) // for new games
attachCaller(s->stack[12]);
else if (s->stack[1] == s->stack[14]) // for old games
attachCaller(s->stack[13]);
// else // very old or very new games
auto retaddr = s->stack[0];
// int textStackIndex = -1;
*role = Engine::OtherRole;
if (s->stack[2] < 0x100)
{ // new game, this value is mostly 0x1e
// if (s->stack[1] == s->stack[13])
// textStackIndex = 13;
// 004DACA7 8D8E 000A0000 LEA ECX,DWORD PTR DS:[ESI+0xA00]
// 004DACAD 53 PUSH EBX
// 004DACAE FFD0 CALL EAX ; jichi: called here
// 004DACB0 8B8E 100A0000 MOV ECX,DWORD PTR DS:[ESI+0xA10]
// 004DACB6 894424 14 MOV DWORD PTR SS:[ESP+0x14],EAX
// 004DACBA 8B41 08 MOV EAX,DWORD PTR DS:[ECX+0x8]
// 004DACBD 33FF XOR EDI,EDI
// if (*(WORD *)retaddr == 0x8e8b) { // 004DACB0 8B8E 100A0000 MOV ECX,DWORD PTR DS:[ESI+0xA10]
*role = Engine::ScenarioRole;
enum : wchar_t
{
w_open = 0x3010,
w_close = 0x3011
}; /* 【】 */
if (text[0] == w_open && text[::wcslen(text) - 1] == w_close)
*role = Engine::NameRole;
}
else if (s->stack[3] < 0x100 // for old game
|| *(WORD *)retaddr == s2_mov_ecx_edi && *(WORD *)(retaddr - 5) == 0x52ff)
{ // for very old game
// Sample game: お兄ちゃん、右手の使用を禁止します! (old type)
// 0055D207 8BCF MOV ECX,EDI
// 0055D209 897C24 34 MOV DWORD PTR SS:[ESP+0x34],EDI
// 0055D20D FF52 14 CALL DWORD PTR DS:[EDX+0x14] ; jichi: called here
// 0055D210 8BCF MOV ECX,EDI ; jichi: retaddr is here
// 0055D212 894424 18 MOV DWORD PTR SS:[ESP+0x18],EAX
// Sample game: キスと魔王と紅茶 (old type)
// name:
// 004DBFEC 50 PUSH EAX
// 004DBFED 8BCF MOV ECX,EDI
// 004DBFEF FF52 10 CALL DWORD PTR DS:[EDX+0x10] ; jichi: called here
// 004DBFF2 8B7424 7C MOV ESI,DWORD PTR SS:[ESP+0x7C]
// 004DBFF6 33DB XOR EBX,EBX
// 004DBFF8 3BF3 CMP ESI,EBX
// 004DBFFA 74 4B JE SHORT .004DC047
// 004DBFFC 8BCF MOV ECX,EDI
// 004DBFFE E8 9DA4FFFF CALL .004D64A0
// 004DC003 8BE8 MOV EBP,EAX
// 004DC005 891E MOV DWORD PTR DS:[ESI],EBX
// 004DC007 85ED TEST EBP,EBP
//
// Scenario:
// 004B5207 8BCF MOV ECX,EDI
// 004B5209 897C24 14 MOV DWORD PTR SS:[ESP+0x14],EDI
// 004B520D FF52 10 CALL DWORD PTR DS:[EDX+0x10] ; jichi: called here
// 004B5210 8BCF MOV ECX,EDI
// 004B5212 894424 18 MOV DWORD PTR SS:[ESP+0x18],EAX
// 004B5216 E8 85120200 CALL .004D64A0
// 004B521B 33ED XOR EBP,EBP
*role = s->stack[5] == 0 ? Engine::NameRole : Engine::ScenarioRole;
}
return write_string_overwrite(data, len, text);
}
bool hookAfterCaller(hook_stack *s, void *data, size_t *len, uintptr_t *role)
{
if (textSize_)
s->eax = textSize_;
return false;
}
bool attachCaller(ULONG addr)
{
static std::unordered_set<ULONG> addresses_;
if (addresses_.find(addr) != addresses_.end())
return false;
addresses_.insert(addr);
HookParam hp;
hp.type = HOOK_EMPTY | EMBED_ABLE;
hp.hook_before = hookAfterCaller;
return true;
}
} // namespace Private
} // namespace ScenarioHook
} // unnamed namespace
bool CotophaFilter(LPVOID data, size_t *size, HookParam *)
{
auto text = reinterpret_cast<LPWSTR>(data);
auto len = reinterpret_cast<size_t *>(size);
if (*len <= 2 || text[0] != L'\\')
return false;
size_t lenPurged = 0;
for (size_t i = 0; i < *len / 2; i++)
{
if (text[i] != L'\\')
{
text[lenPurged++] = text[i];
}
else
{
// start command
wchar_t cmd = text[++i];
if (cmd == 'r')
{ // ruby
i++; // skip ';' char
while (text[++i] != L':')
{
if (text[i] == L';') // when we reach '; ' we have the kanji part
break;
text[lenPurged++] = text[i];
}
}
else if (cmd == L'n' && lenPurged) // newline
text[lenPurged++] = L' '; // for Western language compatibility
while (text[++i] != L':')
;
}
}
if (lenPurged)
text[lenPurged++] = L' '; // for Western language compatibility
*len = lenPurged * 2;
return true;
}
bool InsertCotophaHook1()
{
enum : DWORD
{
ins = 0xec8b55
}; // mov ebp,esp, sub esp,* ; jichi 7/12/2014
ULONG addr = MemDbg::findCallerAddress((ULONG)::GetTextMetricsA, ins, processStartAddress, processStopAddress);
if (!addr)
return false;
HookParam hp;
hp.address = addr;
hp.offset = get_stack(1);
hp.split = get_reg(regs::ebp);
hp.type = CODEC_UTF16 | USING_SPLIT | USING_STRING | EMBED_ABLE | EMBED_AFTER_NEW;
hp.hook_before = ScenarioHook::Private::hookBefore;
ConsoleOutput("INSERT Cotopha");
// RegisterEngineType(ENGINE_COTOPHA);
return NewHook(hp, "Cotopha");
}
bool InsertCotophaHook2()
{
if (void *addr = GetProcAddress(GetModuleHandleW(NULL), "eslHeapFree"))
{
HookParam hp;
hp.address = (uintptr_t)addr;
hp.offset = get_stack(2);
hp.type = CODEC_UTF16 | USING_STRING;
hp.filter_fun = CotophaFilter;
return NewHook(hp, "Cotopha2");
}
return false;
}
bool InsertCotophaHook3()
{
const BYTE bytes[] = {0x8B, 0x75, 0xB8, 0x8B, 0xCE, 0x50, 0xC6, 0x45, 0xFC, 0x01, 0xE8};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr)
return false;
HookParam myhp;
myhp.address = addr;
myhp.type = CODEC_UTF16 | USING_STRING | EMBED_ABLE | EMBED_BEFORE_SIMPLE | EMBED_AFTER_NEW;
myhp.offset = get_reg(regs::eax);
return NewHook(myhp, "Cotopha3_EWideString");
}
bool InsertCotophaHook4()
{
/*
* https://vndb.org/v32624
*/
const BYTE bytes[] = {
0xCC, // int 3
0x55, // push ebp << hook here
0x8B, 0xEC, // mov ebp,esp
0x51, // push ecx
0x53, // push ebx
0x56, // push esi
0x57, // push edi
0x8B, 0x7D, 0x08, // mov edi,[ebp+08]
0x33, 0xF6, // xor esi,esi
0x8B, 0xD9, // mov ebx,ecx
0x85, 0xFF, // test edi,edi
0x74, 0x0D // je ststeady2.glsGetEnabledProcessorType+643F
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr)
return false;
HookParam hp = {};
hp.address = addr + 1;
hp.offset = get_stack(1);
hp.type = CODEC_UTF16 | USING_STRING | NO_CONTEXT;
hp.filter_fun = CotophaFilter;
return NewHook(hp, "Cotopha4");
}
namespace
{
bool h5()
{
// 狙われた優等生 身代わりの代償
const BYTE bytes[] = {
// if ( v90 && ((v40 = *(_WORD *)(v94 + 28), v40 >= 0x41u && v40 <= 0x5Au) || v40 >= 0x61u && v40 <= 0x7Au) )
0x8b, 0x45, XX,
0x0f, 0xb7, 0x50, XX,
0xb8, 0x41, 0x00, 0x00, 0x00,
0x66, 0x3b, 0xd0,
0x66, 0xb8, 0x5a, 0x00,
0x1b, 0xc9,
0x41,
0x66, 0x3b, 0xc2,
0x1b, 0xc0,
0x40,
0x85, 0xc8,
0x75, XX,
0xb8, 0x61, 0x00, 0x00, 0x00,
0x66, 0x3b, 0xd0,
0x66, 0xb8, 0x7a, 0x00,
0x1b, 0xc9,
0x41,
0x66, 0x3b, 0xc2,
0x1b, 0xc0,
0x40,
0x85, 0xc8
};
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if (!addr)
return false;
addr = MemDbg::findEnclosingAlignedFunction(addr);
if (!addr)
return false;
BYTE check[] = {
0x66, 0x90,
0x40,
0x66, 0x83, 0x3c, 0x42, 0x00,
0x75, XX};
BYTE check2[] = {0x8d, 0x45, 0xf4};
auto addrx = MemDbg::findBytes(check, sizeof(check), addr, addr + 0x100);
if (!addrx)
return false;
addrx = MemDbg::findBytes(check2, sizeof(check2), addr, addrx);
if (!addrx)
return false;
HookParam hp;
hp.address = addr;
hp.offset = get_stack(3);
hp.type = CODEC_UTF16 | USING_STRING | EMBED_ABLE | EMBED_AFTER_NEW | EMBED_BEFORE_SIMPLE;
hp.hook_font = F_GetGlyphOutlineW;
return NewHook(hp, "Cotopha5");
}
}
bool InsertCotophaHook()
{
auto _old = InsertCotophaHook1();
return (InsertCotophaHook4() | InsertCotophaHook3()) || InsertCotophaHook2() || h5() || _old;
}
bool Cotopha::attach_function()
{
return InsertCotophaHook();
}