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Merge remote-tracking branch 'Blu3train/AtelierGSHook'

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Chenx221 2024-09-05 11:55:39 +08:00
commit e8b9f22204
3 changed files with 167 additions and 0 deletions
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157
texthook/engine/engine.cc
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@ -6167,6 +6167,163 @@ bool InsertAtelierHook()
//ConsoleOutput("Unknown Atelier KAGUYA engine.");
}
bool InsertAtelierGSHook1()
{
//by Blu3train
/*
* Sample games:
* https://vndb.org/v7655
*/
const BYTE bytes[] = {
0x53, // push ebx << hook here
0xFF, 0x15, XX4, // call dword ptr [GAME_SYS.EXE+E5074]
0x6A, 0x02, // push 02
0x6A, 0x02, // push 02
0x8D, 0xAE, XX4 // lea ebp,[esi+00000228]
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr) {
ConsoleOutput("vnreng:Atelier KAGUYA GAME_SYS1: pattern not found");
return false;
}
HookParam hp = {};
hp.address = addr;
hp.offset = pusha_ebp_off -4;
hp.index = 0;
hp.split = pusha_esp_off - 4;
hp.type = NO_CONTEXT | USING_STRING | USING_SPLIT;
ConsoleOutput("vnreng: INSERT Atelier KAGUYA GAME_SYS1");
NewHook(hp, "Atelier KAGUYA GS1");
return true;
}
bool InsertAtelierGSHook2()
{
//by Blu3train
/*
* Sample games:
* https://vndb.org/v403
* https://vndb.org/v1895
*/
const BYTE bytes[] = {
0xC7, 0x44, 0x24, XX, XX4, // mov [esp+34],0000000F << hook here
0x89, 0x5C, 0x24, XX, // mov [esp+30],ebx
0x88, 0x5C, 0x24, XX, // mov [esp+20],bl
0x8D, 0x48, 0x01, // lea ecx,[eax+01]
0x8A, 0x10 // mov dl,[eax]
// 0x40, // inc eax
// 0x3A, 0xD3, // cmp dl,bl
// 0x75, 0xF9 // jne GAME_SYS.EXE+F0B5
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr) {
ConsoleOutput("vnreng:Atelier KAGUYA GAME_SYS2: pattern not found");
return false;
}
HookParam hp = {};
hp.address = addr;
hp.offset = pusha_eax_off -4;
hp.index = 0;
hp.type = NO_CONTEXT | USING_STRING;
ConsoleOutput("vnreng: INSERT Atelier KAGUYA GAME_SYS2");
NewHook(hp, "Atelier KAGUYA GS2");
return true;
}
bool AtelierGS3Filter(LPVOID data, DWORD *size, HookParam *, BYTE)
{
auto text = reinterpret_cast<LPSTR>(data);
auto len = reinterpret_cast<size_t *>(size);
static std::string prevText;
if (!*len)
return false;
text[*len] = '\0'; // clean text
if (!prevText.compare(text))
return false;
prevText = text;
return true;
}
bool InsertAtelierGSHook3()
{
//by Blu3train
/*
* Sample games:
* https://vndb.org/v25951
*/
const BYTE bytes[] = {
0x0F, 0xBE, 0x04, 0x18, // movsx eax,byte ptr [eax+ebx] << hook here
0x50, // push eax
0xE8, XX4, // call GAME_SYS.EXE+1886BA
0x83, 0xC4, 0x04, // add esp,04
0xC7, 0x45, 0xE8, 0x00, 0x00, 0x00, 0x00 // mov [ebp-18],00000000
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr) {
ConsoleOutput("vnreng:Atelier KAGUYA GAME_SYS3: pattern not found");
return false;
}
HookParam hp = {};
hp.address = addr;
hp.offset = pusha_eax_off -4;
hp.index = 0;
hp.filter_fun = AtelierGS3Filter;
hp.type = NO_CONTEXT | USING_STRING;
ConsoleOutput("vnreng: INSERT Atelier KAGUYA GAME_SYS3");
NewHook(hp, "Atelier KAGUYA GS3");
return true;
}
bool InsertAtelierGSHooks()
{return InsertAtelierGSHook1() || InsertAtelierGSHook2() || InsertAtelierGSHook3();}
bool InsertAtelierADV10Hook()
{
//by Blu3train
/*
* Sample games:
* https://vndb.org/v2890
*/
const BYTE bytes[] = {
0x50, // push eax << hook here
0xFF, 0x15, XX4, // call dword ptr [ADV10.EXE+58268]
0x3B, 0x86, XX4, // cmp eax,[esi+00008880]
0x7F, 0x17, // jg ADV10.EXE+1671C
0x8B, 0x86, XX4 // mov eax,[esi+00008884]
};
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
if (!addr) {
ConsoleOutput("vnreng:Atelier KAGUYA ADV10: pattern not found");
return false;
}
HookParam hp = {};
hp.address = addr;
hp.offset = pusha_eax_off -4;
hp.index = 0;
hp.filter_fun = AtelierGS3Filter;
hp.type = NO_CONTEXT | USING_STRING;
ConsoleOutput("vnreng: INSERT Atelier KAGUYA ADV10");
ConsoleOutput("vnreng: doesn't work with instant text speed");
NewHook(hp, "Atelier KAGUYA ADV10");
return true;
}
bool InsertAtelierKaguya2Hook()
{
//by Blu3train

2
texthook/engine/engine.h
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@ -168,6 +168,8 @@ void InsertRealliveHook(); // RealLive: RealLive*.exe
void InsertStuffScriptHook(); // Stuff: *.mpk
bool InsertTinkerBellHook(); // TinkerBell: arc00.dat
bool InsertWaffleHook(); // WAFFLE: cg.pak
bool InsertAtelierGSHooks(); // Atelier GAME_SYS: game_sys.exe, resource string
bool InsertAtelierADV10Hook(); // Atelier ADV10: ADV10.EXE, resource string
bool InsertAquaplusHooks(); // Aquaplus: Data/*.pck
bool InsertCielHooks(); // Ciel: sys/kidoku.dat
bool InsertA98sysHook(); // A98sys: A98SYS.PAK

8
texthook/engine/match32.cc
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@ -200,6 +200,14 @@ bool DetermineEngineByFile1()
InsertAtelierHooks();
return true;
}
if (Util::CheckFile(L"game_sys.exe") && Util::SearchResourceString(L"KaGuYa")) {
if (InsertAtelierGSHooks() )
return true;
}
if (Util::CheckFile(L"ADV10.EXE") && Util::SearchResourceString(L"KaGuYa")) {
if (InsertAtelierADV10Hook() )
return true;
}
if (Util::CheckFile(L"Check.mdx")) { // jichi 4/1/2014: AUGame
InsertTencoHook();
return true;