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better hook for compatibility with many VNs

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This commit is contained in:
Blu3train 2023-08-20 18:53:25 +02:00
parent 38038029d8
commit 926ac6e166
1 changed files with 16 additions and 7 deletions
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23
texthook/engine/engine.cc
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@ -599,8 +599,13 @@ bool KiriKiri3Filter(LPVOID data, DWORD *size, HookParam *, BYTE)
if (cpp_wcsnstr(text, L"[", *len/sizeof(wchar_t))) {
WideStringFilterBetween(text, len, L"[", 1, L"]\\", 2);
WideStringFilterBetween(text, len, L"[", 1, L"]", 1);
WideStringFilterBetween(text, len, L"[m", 2, L"t=\"", 3); // [mruby r="ゆきみ" text="由紀美"]
WideStringFilter(text, len, L"\"]", 2);
WideStringFilter(text, len, L"[heart]", 7);
}
if (cpp_wcsnstr(text, L"[", *len/sizeof(wchar_t))) // detect garbage sentence. [ruby text=%r][ch text=%text][macropop]
return false;
return true;
}
@ -610,17 +615,22 @@ bool InsertKiriKiri3Hook()
/*
* Sample games:
* https://vndb.org/v16190
* https://vndb.org/v43048
* https://vndb.org/v46112
* https://vndb.org/v20491
* https://vndb.org/v28695
* https://vndb.org/v5549
*/
const BYTE bytes[] = {
0x66, 0x83, 0x3C, 0x41 , 0x5B, // cmp word ptr [ecx+eax*2],5B << hook here
0x75, 0x09, // jne LBK-30067.exe+1EB26F
0x8B, 0x85, XX4 // mov eax,[ebp-00000254]
0x75, 0x09, // jne GAME.EXE+1D5B37
0x8B, 0x85, XX4, // mov eax,[ebp-00000254]
0xFF, 0x40, 0x78 // inc [eax+78]
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr) {
//ConsoleOutput("vnreng:KiriKiri3: pattern not found");
ConsoleOutput("vnreng:KiriKiri3: pattern not found");
return false;
}
@ -628,8 +638,7 @@ bool InsertKiriKiri3Hook()
hp.address = addr;
hp.offset = pusha_ecx_off -4;
hp.index = 0;
//hp.split = -4 -4;
hp.split = 5 * 4; //arg5
hp.split = pusha_eax_off-4;
hp.split_index = 0;
hp.type = USING_UNICODE | USING_STRING | USING_SPLIT;
hp.filter_fun = KiriKiri3Filter;