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Added hooks for VN H2O japanese and english versions

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Blu3train 2023-09-12 00:55:31 +02:00
parent d9cf6175fb
commit 55e2cacca0
1 changed files with 81 additions and 1 deletions
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82
texthook/engine/engine.cc
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@ -2202,6 +2202,86 @@ bool InsertBGI4Hook()
return found;
}
bool BGI56Filter(LPVOID data, DWORD *size, HookParam *, BYTE)
{
auto text = reinterpret_cast<LPSTR>(data);
auto len = reinterpret_cast<size_t *>(size);
if (text[0] == '@') {
*len -= 1;
::memmove(text, text + 1, *len);
}
return true;
}
bool InsertBGI5Hook()
{
//by Blu3train
/*
* Sample games:
* https://vndb.org/v473
*/
const BYTE bytes[] = {
0x90, // nop
0x81, 0xEC, XX4, // sub esp,00000920 << hook here
0x8B, 0x84, 0x24, XX4, // mov eax,[esp+00000944]
0x55, // push ebp
0x8D, 0x8C, 0x24, XX4 // lea ecx,[esp+000000F4]
};
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 = pusha_ecx_off -4;
hp.index = 0;
hp.padding = 1;
hp.type = USING_STRING;
hp.filter_fun = BGI56Filter;
ConsoleOutput("vnreng: INSERT BGI5");
NewHook(hp, "BGI5");
return true;
}
bool InsertBGI6Hook()
{
//by Blu3train
/*
* Sample games:
* https://vndb.org/r96578
*/
const BYTE bytes[] = {
0x90, // nop
0x6A, 0xFF, // push -01 << hook here
0x68, XX4, // push BGI.exe+87AF8
0x64, 0xA1, 0x00, 0x00, 0x00, 0x00, // mov eax,fs:[00000000]
0x50, // push eax
0x64, 0x89, 0x25, 0x00, 0x00, 0x00, 0x00, // mov fs:[00000000],esp
0x81, 0xEC, XX4, // sub esp,000009B4
0x8B, 0x84, 0x24, 0xE4, 0x09, 0x00, 0x00 // mov eax,[esp+000009E4]
};
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 = pusha_ecx_off -4;
hp.index = 0;
hp.padding = 1;
hp.type = USING_STRING;
hp.filter_fun = BGI56Filter;
ConsoleOutput("vnreng: INSERT BGI6");
NewHook(hp, "BGI6");
return true;
}
} // unnamed
// jichi 5/12/2014: BGI1 and BGI2 game can co-exist, such as 世界と世界の真ん中で
@ -2210,7 +2290,7 @@ bool InsertBGI4Hook()
// Insert BGI2 first.
// Artikash 6/12/2019: In newer games neither exists, but WideCharToMultiByte works, so insert that if BGI2 fails.
bool InsertBGIHook()
{ return InsertBGI4Hook() || InsertBGI2Hook() || (PcHooks::hookOtherPcFunctions(), InsertBGI1Hook()); }
{ return InsertBGI4Hook() || InsertBGI2Hook() || InsertBGI5Hook() || InsertBGI6Hook() || (PcHooks::hookOtherPcFunctions(), InsertBGI1Hook()); }
/********************************************************************************************
Reallive hook: