LunaHook-mirror/LunaHook/engine32/Waffle.cpp
恍兮惚兮 6a43cd5b86 pch
2024-05-06 23:31:54 +08:00

597 lines
23 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"Waffle.h"
bool InsertWaffleDynamicHook(LPVOID addr, uintptr_t frame, uintptr_t stack)
{
ConsoleOutput("WaffleDynamic:triggered");
if (addr != ::GetTextExtentPoint32A)
return false;
auto tib = (NT_TIB*)__readfsdword(0);
auto exception = tib->ExceptionList;
for (int i = 0; i < 4; i++) {
exception = exception->Next;
}
auto handler=(DWORD)exception->Handler;
union {
DWORD i;
BYTE *ib;
DWORD *id;
};
// jichi 9/30/2013: Fix the bug in ITH logic where j is uninitialized
for (i = processStartAddress + 0x1000; i < processStopAddress - 4; i++)
if (*id == handler && *(ib - 1) == 0x68)
if (DWORD t = SafeFindEnclosingAlignedFunction(i, 0x40)) {
HookParam hp;
hp.address = t;
hp.offset=get_stack(2);
hp.index = 4;
hp.type = DATA_INDIRECT;
ConsoleOutput("INSERT Dynamic Waffle");
return NewHook(hp, "Waffle");
}
ConsoleOutput("DynamicWaffle: failed");
//ConsoleOutput("Unknown waffle engine.");
return true; // jichi 12/25/2013: return true
}
/** jichi 8/18/2015
* Sample game: 完全時間停止 体験版
* GDI text: TextOutA and GetTextExtentPoint32A
*/
bool InsertWaffleHook()
{
bool found = false;
for (DWORD i = processStartAddress + 0x1000; i < processStopAddress - 4; i++)
if (*(DWORD *)i == 0xac68 && *(BYTE*)(i + 4) == 0) {
HookParam hp;
hp.address = i;
hp.offset=get_stack(2);
hp.index = 4;
hp.split = 0x1e8;
hp.type = DATA_INDIRECT|USING_SPLIT;
ConsoleOutput("INSERT WAFFLE");
found|=NewHook(hp, "WAFFLE");
}
/** new waffle?
* test on 母三人とアナあそび https://vndb.org/v24214
* and 変態エルフ姉妹と真面目オーク https://vndb.org/v24215
* and いかにして俺の妻は孕んだか…… https://vndb.org/v26205
* and 俺の知らぬ間に彼女が… https://vndb.org/v27781
*/
const BYTE bytes[] = {
0x50, //50 push eax
0x8b, 0xce, //8BCE mov ecx,esi
0xc6, 0x45, 0xfc, XX, //C645 FC 01 move byte ptr ss:[ebp-4],?
0x89, 0x75, 0xd4, //8975 D4 move dword ptr ss:[ebp-0x2c],esi
0xe8, XX4, //E8 ?? call ??
0x8d, 0x45, 0xdc //8D45 DC lea eax,dword ptr ss:[ebp-0x24]
};
if (DWORD addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress))
{
HookParam hp;
hp.address = addr;
hp.offset=get_reg(regs::eax);
hp.type = DATA_INDIRECT;
ConsoleOutput("INSERT WAFFLE2");
found|=NewHook(hp, "WAFFLE2");
}
//ConsoleOutput("Probably Waffle. Wait for text.");
if (!found) trigger_fun = InsertWaffleDynamicHook;
return found;
//ConsoleOutput("WAFFLE: failed");
}
bool InsertWaffleHookx(){
//[180928] [WAFFLE] 性欲が止まらないご主人様と三人のメイドたち
const BYTE bytes[] = {
0xFF,0x75,0x40,
0x8D,0x8D,0xDC,000,0x00,0x00,
0xE8,0x72,0x53,0xF4,0xFF
//没有很好的特征可捕获。暂且这样吧。
//HBN-4*0@12F147:maid3.exe
};
auto addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if (addr == 0)return false;
HookParam hp;
hp.address=addr+=sizeof(bytes);
hp.type=NO_CONTEXT|DATA_INDIRECT;
hp.offset=get_reg(regs::eax);
hp.index=0;
return NewHook(hp, "waffle");
}
namespace { // unnamed
//ULONG moduleBaseAddress_;
namespace ScenarioHook {
namespace Private {
/**
* Arg1 for long text also on the stack:
* 03E5EC14 30 D1 5C 01 B8 99 C6 08 A0 88 BB 08 50 EC E5 03 0ム\ク卮綾P・
* jichi: source text here
* 03E5EC24 68 EC E5 03 42 00 00 00 4F 00 00 00 84 F9 A3 00 h・B...O...・」.
* jichi: source size here
* 03E5EC34 A0 F7 7C 00 2C D1 5C 01 38 64 AA 00 10 0B F4 C9 .,ム\8dェ.
* 03E5EC44 13 00 00 00 1F 00 00 00 64 00 00 00 00 00 00 00 ......d.......
*
* Arg1 for short text:
* 023E10E8 61 C1 9A 35 8E 9E 8A D4 82 F0 8E 7E 82 DF 82 BD aチ・時間を止めた
* 023E10F8 81 42 00 16 0E 00 00 00 0F 00 00 00 9C 98 10 3F 。.......恫?
* 023E1108 00 EE ED 98 A8 59 11 33 C2 C3 42 83 DF 9C FC C6 .・乖Y3ツテB・戛ニ
* 023E1118 00 00 00 00 0F 00 00 00 79 7B BA 93 00 DA 8B 46 .......y{コ・レ祈
*/
TextUnionA *arg_,
argValue_;
bool hookBefore(hook_stack*s,void* data, size_t* len,uintptr_t*role)
{
static std::string data_; // persistent storage, which makes this function not thread-safe
//auto reladdr = retaddr - moduleBaseAddress_;
// Sample game: 完全時間停止 ~無理やり時間を止められた世界でハメられる女たち~
// Scenario: 0xbfd4d
// Name: 0xbfd36
//if (reladdr == 0xc6e75 ||
// reladdr == 0xc6e1f ||
// reladdr == 0x61a57 ||
// reladdr == 0xe762d ||
// reladdr == 0xe768a ||
// reladdr == 0xe76a6 ||
// reladdr == 0xe78d5 ||
// reladdr == 0x446e7 ||
// reladdr == 0x177317 ||
// reladdr == 0x52ca ||
// reladdr == 0x529c ||
// reladdr == 0x55df)
// return true;
// Sample game: 漫喫ハプニング
// Scenario: 0x1174bc
// Name: 0x1174a6
//if (reladdr == 0x450f ||
// reladdr == 0x1b45c ||
// reladdr == 0x1b48a ||
// reladdr == 0x10fe77 ||
// reladdr == 0x11d0c9 ||
// reladdr == 0x1100e0 ||
// reladdr == 0x10fe93 ||
// reladdr == 0x10fde1 ||
// reladdr == 0x11d073)
// return true;
//DOUT(retaddr);
auto arg = (TextUnionA *)(s->stack[0] + 4);
if (!arg || !arg->isValid())
return false;
//enum { role = Engine::ScenarioRole };
//auto role = Engine::OtherRole;
//if (reladdr == 0xbfd4d) // scenario thread, only hook to this call instead
// role = Engine::ScenarioRole;
//else if (reladdr == 0xbfd36)
// role = Engine::NameRole;
//else if (reladdr == 0x60285)
// role = Engine::FontRole;
//else
// return true;
//DOUT(retaddr);
//auto sig = Engine::hashThreadSignature(role, reladdr);
std::string oldData = arg->getText();
return write_string_overwrite(data,len,oldData);
}
void hookafter(hook_stack*s,void* data, size_t len){
auto newData =std::string((char*)data,len);
auto arg = (TextUnionA *)(s->stack[0] + sizeof(DWORD)); // arg1
arg_ = arg;
argValue_ = *arg;
static std::string data_;
data_ = newData;
arg->setText(data_.c_str(), data_.size());
}
bool hookAfter1(hook_stack*s,void* data, size_t* len,uintptr_t*role)
{
if (arg_) {
*arg_ = argValue_;
arg_ = nullptr;
}
return false;
}
} // namespace Private
/**
* Sample game: 完全時間停止 ~無理やり時間を止められた世界でハメられる女たち~
*
* Base addr: 09e0000
*
* Debugging method:
* - First find the function like memcpy_s by debugging where scenario text is modified.
* arg1: target text
* arg2: target capacity
* arg3: source text
* arg4: source size
*
* 009E59FA CC INT3
* 009E59FB CC INT3
* 009E59FC CC INT3
* 009E59FD CC INT3
* 009E59FE CC INT3
* 009E59FF CC INT3
* 009E5A00 53 PUSH EBX
* 009E5A01 8B5C24 08 MOV EBX,DWORD PTR SS:[ESP+0x8]
* 009E5A05 55 PUSH EBP
* 009E5A06 8B6C24 10 MOV EBP,DWORD PTR SS:[ESP+0x10]
* 009E5A0A 56 PUSH ESI
* 009E5A0B 57 PUSH EDI
* 009E5A0C 8BF1 MOV ESI,ECX
* 009E5A0E 396B 14 CMP DWORD PTR DS:[EBX+0x14],EBP
* 009E5A11 73 05 JNB SHORT play.009E5A18
* 009E5A13 E8 66B71B00 CALL play.00BA117E
* 009E5A18 8B7B 14 MOV EDI,DWORD PTR DS:[EBX+0x14]
* 009E5A1B 8B4424 1C MOV EAX,DWORD PTR SS:[ESP+0x1C]
* 009E5A1F 2BFD SUB EDI,EBP
* 009E5A21 3BC7 CMP EAX,EDI
* 009E5A23 73 02 JNB SHORT play.009E5A27
* 009E5A25 8BF8 MOV EDI,EAX
* 009E5A27 3BF3 CMP ESI,EBX
* 009E5A29 75 1F JNZ SHORT play.009E5A4A
* 009E5A2B 6A FF PUSH -0x1
* 009E5A2D 03FD ADD EDI,EBP
* 009E5A2F 57 PUSH EDI
* 009E5A30 8BCE MOV ECX,ESI
* 009E5A32 E8 39FFFFFF CALL play.009E5970
* 009E5A37 55 PUSH EBP
* 009E5A38 6A 00 PUSH 0x0
* 009E5A3A 8BCE MOV ECX,ESI
* 009E5A3C E8 2FFFFFFF CALL play.009E5970
* 009E5A41 5F POP EDI
* 009E5A42 8BC6 MOV EAX,ESI
* 009E5A44 5E POP ESI
* 009E5A45 5D POP EBP
* 009E5A46 5B POP EBX
* 009E5A47 C2 0C00 RETN 0xC
* 009E5A4A 83FF FE CMP EDI,-0x2
* 009E5A4D 76 05 JBE SHORT play.009E5A54
* 009E5A4F E8 F2B61B00 CALL play.00BA1146
* 009E5A54 8B46 18 MOV EAX,DWORD PTR DS:[ESI+0x18]
* 009E5A57 3BC7 CMP EAX,EDI
* 009E5A59 73 1B JNB SHORT play.009E5A76
* 009E5A5B 8B46 14 MOV EAX,DWORD PTR DS:[ESI+0x14]
* 009E5A5E 50 PUSH EAX
* 009E5A5F 57 PUSH EDI
* 009E5A60 8BCE MOV ECX,ESI
* 009E5A62 E8 69010000 CALL play.009E5BD0
* 009E5A67 85FF TEST EDI,EDI
* 009E5A69 76 66 JBE SHORT play.009E5AD1
* 009E5A6B 837B 18 10 CMP DWORD PTR DS:[EBX+0x18],0x10
* 009E5A6F 72 2F JB SHORT play.009E5AA0
* 009E5A71 8B53 04 MOV EDX,DWORD PTR DS:[EBX+0x4]
* 009E5A74 EB 2D JMP SHORT play.009E5AA3
* 009E5A76 85FF TEST EDI,EDI
* 009E5A78 ^75 EF JNZ SHORT play.009E5A69
* 009E5A7A 897E 14 MOV DWORD PTR DS:[ESI+0x14],EDI
* 009E5A7D 83F8 10 CMP EAX,0x10
* 009E5A80 72 0F JB SHORT play.009E5A91
* 009E5A82 8B46 04 MOV EAX,DWORD PTR DS:[ESI+0x4]
* 009E5A85 5F POP EDI
* 009E5A86 C600 00 MOV BYTE PTR DS:[EAX],0x0
* 009E5A89 8BC6 MOV EAX,ESI
* 009E5A8B 5E POP ESI
* 009E5A8C 5D POP EBP
* 009E5A8D 5B POP EBX
* 009E5A8E C2 0C00 RETN 0xC
* 009E5A91 8D46 04 LEA EAX,DWORD PTR DS:[ESI+0x4]
* 009E5A94 5F POP EDI
* 009E5A95 C600 00 MOV BYTE PTR DS:[EAX],0x0
* 009E5A98 8BC6 MOV EAX,ESI
* 009E5A9A 5E POP ESI
* 009E5A9B 5D POP EBP
* 009E5A9C 5B POP EBX
* 009E5A9D C2 0C00 RETN 0xC
* 009E5AA0 8D53 04 LEA EDX,DWORD PTR DS:[EBX+0x4]
* 009E5AA3 8B4E 18 MOV ECX,DWORD PTR DS:[ESI+0x18]
* 009E5AA6 8D5E 04 LEA EBX,DWORD PTR DS:[ESI+0x4]
* 009E5AA9 83F9 10 CMP ECX,0x10
* 009E5AAC 72 04 JB SHORT play.009E5AB2
* 009E5AAE 8B03 MOV EAX,DWORD PTR DS:[EBX]
* 009E5AB0 EB 02 JMP SHORT play.009E5AB4
* 009E5AB2 8BC3 MOV EAX,EBX
* 009E5AB4 57 PUSH EDI ; jichi: source size
* 009E5AB5 03D5 ADD EDX,EBP
* 009E5AB7 52 PUSH EDX ; jichi: source text
* 009E5AB8 51 PUSH ECX ; jichi: target size
* 009E5AB9 50 PUSH EAX ; jichi: target text
* 009E5ABA E8 F9A91F00 CALL play.00BE04B8 ; jichi: called
* 009E5ABF 83C4 10 ADD ESP,0x10
* 009E5AC2 837E 18 10 CMP DWORD PTR DS:[ESI+0x18],0x10
* 009E5AC6 897E 14 MOV DWORD PTR DS:[ESI+0x14],EDI
* 009E5AC9 72 02 JB SHORT play.009E5ACD
* 009E5ACB 8B1B MOV EBX,DWORD PTR DS:[EBX]
* 009E5ACD C6043B 00 MOV BYTE PTR DS:[EBX+EDI],0x0
* 009E5AD1 5F POP EDI
* 009E5AD2 8BC6 MOV EAX,ESI
* 009E5AD4 5E POP ESI
* 009E5AD5 5D POP EBP
* 009E5AD6 5B POP EBX
* 009E5AD7 C2 0C00 RETN 0xC
* 009E5ADA CC INT3
* 009E5ADB CC INT3
* 009E5ADC CC INT3
* 009E5ADD CC INT3
*
* Callers of that function:
*
* 0112FCFE E8 A0670200 CALL 完全時間.011564A3
* 0112FD03 8B7424 18 MOV ESI,DWORD PTR SS:[ESP+0x18]
* 0112FD07 8D8424 9C000000 LEA EAX,DWORD PTR SS:[ESP+0x9C]
* 0112FD0E 50 PUSH EAX
* 0112FD0F E8 AC9EF4FF CALL 完全時間.01079BC0
* 0112FD14 6A FF PUSH -0x1
* 0112FD16 6A 00 PUSH 0x0
* 0112FD18 8DBE 84000000 LEA EDI,DWORD PTR DS:[ESI+0x84]
* 0112FD1E 57 PUSH EDI
* 0112FD1F 8D8C24 B0000000 LEA ECX,DWORD PTR SS:[ESP+0xB0]
* 0112FD26 C78424 24010000 0B000000 MOV DWORD PTR SS:[ESP+0x124],0xB
* 0112FD31 -E9 CA02A90C JMP 0DBC0000 ; jichi: name caller
* 0112FD36 6A FF PUSH -0x1
* 0112FD38 6A 00 PUSH 0x0
* 0112FD3A 8D86 A0000000 LEA EAX,DWORD PTR DS:[ESI+0xA0]
* 0112FD40 50 PUSH EAX
* 0112FD41 8D8C24 CC000000 LEA ECX,DWORD PTR SS:[ESP+0xCC]
* 0112FD48 -E9 B302AA0C JMP 0DBD0000 ; jichi: scenario caller
* 0112FD4D 6A FF PUSH -0x1
* 0112FD4F 6A 00 PUSH 0x0
* 0112FD51 53 PUSH EBX
* 0112FD52 8D8C24 E8000000 LEA ECX,DWORD PTR SS:[ESP+0xE8]
* 0112FD59 -E9 A202AB0C JMP 0DBE0000
* 0112FD5E 8B46 04 MOV EAX,DWORD PTR DS:[ESI+0x4]
* 0112FD61 898424 F8000000 MOV DWORD PTR SS:[ESP+0xF8],EAX
* 0112FD68 8B46 08 MOV EAX,DWORD PTR DS:[ESI+0x8]
* 0112FD6B 8B7424 1C MOV ESI,DWORD PTR SS:[ESP+0x1C]
* 0112FD6F 898424 FC000000 MOV DWORD PTR SS:[ESP+0xFC],EAX
* 0112FD76 8B46 08 MOV EAX,DWORD PTR DS:[ESI+0x8]
* 0112FD79 FFB0 00010000 PUSH DWORD PTR DS:[EAX+0x100]
* 0112FD7F 8BCB MOV ECX,EBX
* 0112FD81 E8 8DFAF8FF CALL 完全時間.010BF813
* 0112FD86 898424 A0000000 MOV DWORD PTR SS:[ESP+0xA0],EAX
* 0112FD8D 83F8 FF CMP EAX,-0x1
* 0112FD90 75 2B JNZ SHORT 完全時間.0112FDBD
* 0112FD92 837B 18 10 CMP DWORD PTR DS:[EBX+0x18],0x10
* 0112FD96 72 05 JB SHORT 完全時間.0112FD9D
* 0112FD98 8B5B 04 MOV EBX,DWORD PTR DS:[EBX+0x4]
* 0112FD9B EB 03 JMP SHORT 完全時間.0112FDA0
* 0112FD9D 83C3 04 ADD EBX,0x4
* 0112FDA0 837F 18 10 CMP DWORD PTR DS:[EDI+0x18],0x10
* 0112FDA4 72 05 JB SHORT 完全時間.0112FDAB
* 0112FDA6 8B7F 04 MOV EDI,DWORD PTR DS:[EDI+0x4]
* 0112FDA9 EB 03 JMP SHORT 完全時間.0112FDAE
* 0112FDAB 83C7 04 ADD EDI,0x4
* 0112FDAE 53 PUSH EBX
* 0112FDAF 57 PUSH EDI
* 0112FDB0 68 E4BF2D01 PUSH 完全時間.012DBFE4
* 0112FDB5 E8 A65AF4FF CALL 完全時間.01075860
* 0112FDBA 83C4 0C ADD ESP,0xC
* 0112FDBD 8B46 08 MOV EAX,DWORD PTR DS:[ESI+0x8]
* 0112FDC0 8B98 E8000000 MOV EBX,DWORD PTR DS:[EAX+0xE8]
* 0112FDC6 8B4B 14 MOV ECX,DWORD PTR DS:[EBX+0x14]
* 0112FDC9 894424 18 MOV DWORD PTR SS:[ESP+0x18],EAX
* 0112FDCD 8D8424 9C000000 LEA EAX,DWORD PTR SS:[ESP+0x9C]
* 0112FDD4 E8 F792FCFF CALL 完全時間.010F90D0
* 0112FDD9 8D8424 9C000000 LEA EAX,DWORD PTR SS:[ESP+0x9C]
* 0112FDE0 50 PUSH EAX
* 0112FDE1 8B43 18 MOV EAX,DWORD PTR DS:[EBX+0x18]
* 0112FDE4 E8 399AFCFF CALL 完全時間.010F9822
* 0112FDE9 8D73 38 LEA ESI,DWORD PTR DS:[EBX+0x38]
* 0112FDEC 8DBC24 9C000000 LEA EDI,DWORD PTR SS:[ESP+0x9C]
* 0112FDF3 E8 C8BFF4FF CALL 完全時間.0107BDC0
* 0112FDF8 8BC7 MOV EAX,EDI
* 0112FDFA 50 PUSH EAX
* 0112FDFB 8D43 30 LEA EAX,DWORD PTR DS:[EBX+0x30]
* 0112FDFE E8 2D4AFAFF CALL 完全時間.010D4830
*
* Sample game: 漫喫ハプニング
*
* Scenario callers:
*
* 0039746D E8 3ED2EEFF CALL .002846B0
* 00397472 8B7424 18 MOV ESI,DWORD PTR SS:[ESP+0x18]
* 00397476 33FF XOR EDI,EDI
* 00397478 8D8424 B4000000 LEA EAX,DWORD PTR SS:[ESP+0xB4]
* 0039747F 50 PUSH EAX
* 00397480 E8 9BC5F0FF CALL .002A3A20
* 00397485 6A FF PUSH -0x1
* 00397487 57 PUSH EDI
* 00397488 8D83 84000000 LEA EAX,DWORD PTR DS:[EBX+0x84]
* 0039748E 50 PUSH EAX
* 0039748F 8D8C24 C8000000 LEA ECX,DWORD PTR SS:[ESP+0xC8]
* 00397496 C78424 3C010000 12000000 MOV DWORD PTR SS:[ESP+0x13C],0x12
* 003974A1 -E9 5A8BB410 JMP 10EE0000 ; jichi: name
* 003974A6 6A FF PUSH -0x1
* 003974A8 57 PUSH EDI
* 003974A9 8D83 A0000000 LEA EAX,DWORD PTR DS:[EBX+0xA0]
* 003974AF 50 PUSH EAX
* 003974B0 8D8C24 E4000000 LEA ECX,DWORD PTR SS:[ESP+0xE4]
* 003974B7 -E9 448BB510 JMP 10EF0000 ; jichi: scenario
* 003974BC 6A FF PUSH -0x1
* 003974BE 57 PUSH EDI
* 003974BF 8DBB BC000000 LEA EDI,DWORD PTR DS:[EBX+0xBC]
* 003974C5 57 PUSH EDI
* 003974C6 8D8C24 00010000 LEA ECX,DWORD PTR SS:[ESP+0x100]
* 003974CD -E9 2E8BB610 JMP 10F00000
* 003974D2 8B43 04 MOV EAX,DWORD PTR DS:[EBX+0x4]
* 003974D5 898424 10010000 MOV DWORD PTR SS:[ESP+0x110],EAX
* 003974DC 8B43 08 MOV EAX,DWORD PTR DS:[EBX+0x8]
* 003974DF 898424 14010000 MOV DWORD PTR SS:[ESP+0x114],EAX
* 003974E6 8B46 08 MOV EAX,DWORD PTR DS:[ESI+0x8]
* 003974E9 FFB0 00010000 PUSH DWORD PTR DS:[EAX+0x100]
* 003974EF 8BCF MOV ECX,EDI
* 003974F1 E8 D333F5FF CALL .002EA8C9
* 003974F6 8B76 08 MOV ESI,DWORD PTR DS:[ESI+0x8]
* 003974F9 898424 B8000000 MOV DWORD PTR SS:[ESP+0xB8],EAX
* 00397500 8B9E E8000000 MOV EBX,DWORD PTR DS:[ESI+0xE8]
* 00397506 8B4B 14 MOV ECX,DWORD PTR DS:[EBX+0x14]
* 00397509 8D8424 B4000000 LEA EAX,DWORD PTR SS:[ESP+0xB4]
* 00397510 897424 1C MOV DWORD PTR SS:[ESP+0x1C],ESI
* 00397514 E8 C897FCFF CALL .00360CE1
* 00397519 8D8424 B4000000 LEA EAX,DWORD PTR SS:[ESP+0xB4]
*/
bool attach(ULONG startAddress, ULONG stopAddress)
{
const uint8_t bytes[] = {
0x8b,0xf1, // 009e5a0c 8bf1 mov esi,ecx
0x39,0x6b, 0x14, // 009e5a0e 396b 14 cmp dword ptr ds:[ebx+0x14],ebp
0x73, 0x05 // 009e5a11 73 05 jnb short play.009e5a18
};
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), startAddress, stopAddress);
if (!addr)
return false;
addr = MemDbg::findEnclosingAlignedFunction(addr);
if (!addr)
return false;
int count = 0;
auto fun = [&count, startAddress](ULONG addr) -> bool {
// 00397496 C78424 3C010000 12000000 MOV DWORD PTR SS:[ESP+0x13C],0x12
// 003974A1 -E9 5A8BB410 JMP 10EE0000 ; jichi: name
// 003974A6 6A FF PUSH -0x1
// 003974A8 57 PUSH EDI
// 003974A9 8D83 A0000000 LEA EAX,DWORD PTR DS:[EBX+0xA0]
// 003974AF 50 PUSH EAX
// 003974B0 8D8C24 E4000000 LEA ECX,DWORD PTR SS:[ESP+0xE4]
// 003974B7 -E9 448BB510 JMP 10EF0000 ; jichi: scenario
// 003974BC 6A FF PUSH -0x1
// 003974BE 57 PUSH EDI
auto role = Engine::OtherRole;
if (*(DWORD *)(addr - 8) == 0x248c8d50)
role = Engine::ScenarioRole;
else if ((*(DWORD *)(addr - 11) & 0x00ffffff) == 0x002484c7)
role = Engine::NameRole;
else
return true;
auto reladdr = addr + 5 - startAddress;
{
HookParam hp;
hp.address=addr;
hp.hook_before=Private::hookBefore;
hp.hook_after=Private::hookafter;
hp.index=4;
hp.hook_font=F_TextOutA|F_GetTextExtentPoint32A;
hp.type=DATA_INDIRECT|USING_STRING|EMBED_ABLE|NO_CONTEXT|EMBED_DYNA_SJIS;
if(role==Engine::NameRole)
count+=NewHook(hp,"EmbedWaffle_name");
else
count+=NewHook(hp,"EmbedWaffle_Scenario");
}
{
HookParam hp;
hp.address=addr+5;
hp.type=EMBED_ABLE;
hp.hook_before=Private::hookAfter1;
count+=NewHook(hp,"EmbedWaffle_clear");
}
// auto before = std::bind(Private::hookBefore, reladdr, role, std::placeholders::_1);
// count += winhook::hook_both(addr, before, Private::hookAfter);
return true;
};
MemDbg::iterNearCallAddress(fun, addr, startAddress, stopAddress);
return count;
}
} // namespace ScenarioHook
} // unnamed namespace
namespace{
//Waffle「妹と彼女それぞれの選択 」体験版
//https://www.net-ride.com/free_dl/index.php?R_km_url=W062
bool h1(){
const uint8_t bytes[] = {
0x8b,0x5d,0x08,
0x42,
0x8b,0xc3,
0x2b,0xc7,
0x03,0xd0,
0x8b,0x45,0x14,
0x8d,0x0c,0x33,
0x89,0x55,0x18,
0x2b,0xd1,
0x52,
0x0f,0xbe,0x30,
0x56,
0x89,0x75,0x0c,
0x51
};
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if (!addr) return false;
addr = findfuncstart(addr,0x200);
if (!addr) return false;
HookParam hp;
hp.address=addr;
hp.offset=get_stack(1);
hp.type=USING_STRING;
hp.filter_fun=[](void* data, size_t* size, HookParam*) {
if(all_ascii((char*)data,*size))return false;
static std::string str;
if(str==std::string((char*)data))return false;
str=std::string((char*)data);
return true;
};
return NewHook(hp,"waffle3");
}
bool h2(){
const uint8_t bytes[] = {
0x8a,0x01,0x41,0x84,0xc0,XX,XX,0x2b,0xca,0x8d,0x45,0xec,0x51,0x50,0x8b,0xcf,0xe8,XX4
};
bool ok=false;
for(auto addr:Util::SearchMemory(bytes,sizeof(bytes),PAGE_EXECUTE_READWRITE,processStartAddress,processStopAddress)){
HookParam hp;
hp.address=addr+sizeof(bytes)-5;
hp.offset=get_reg(regs::eax);
hp.type=USING_STRING;
ok|=NewHook(hp,"waffle4");
}
return ok;
}
bool hh(){
auto _=h1();
_=h2()||_;
return _;
}
}
namespace{
bool waffle3(){
//[190329] [WAFFLE] 変態エルフ姉妹と真面目オーク
//https://vndb.org/v24215
const uint8_t bytes[] = {
0xC7,XX2,0x01,0,0,0,
0xe8,XX4,
0xeb,XX,
0x8d,0x4d,XX,
0xe8,XX4,
//->
0x8a,0x08,
0x88,0x4d,XX,
0xff,0x75,XX,
0xe8,XX4,
0x83,0xc4,0x04,
0x84,0xc0,
0x75,XX
};
auto addr=MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if(addr==0)return false;
HookParam hp;
hp.address=addr+sizeof(bytes)-20;
hp.type=DATA_INDIRECT;
hp.offset=get_reg(regs::eax);
return NewHook(hp,"waffle3");
}
}
bool Waffle::attach_function() {
bool embed=ScenarioHook::attach(processStartAddress,processStopAddress);
bool b1= InsertWaffleHook();
bool b2=InsertWaffleHookx();
bool b3=hh();
b3|=waffle3();
return b1||b2||embed||b3;
}