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恍兮惚兮 2024-11-30 03:16:55 +08:00
parent 4670575611
commit 9b5a1d872a
1 changed files with 3 additions and 68 deletions
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71
cpp/LunaHook/LunaHook/engine32/BGI.cpp
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@ -1190,71 +1190,6 @@ void BGI56Filter(TextBuffer *buffer, HookParam *)
}
}
bool InsertBGI5Hook()
{
/*
* 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 = get_reg(regs::ecx);
hp.padding = 1;
hp.type = USING_STRING;
hp.filter_fun = BGI56Filter;
ConsoleOutput("INSERT BGI5");
return NewHook(hp, "BGI5");
}
bool InsertBGI6Hook()
{
/*
* 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 = get_reg(regs::ecx);
hp.padding = 1;
hp.type = USING_STRING;
hp.filter_fun = BGI56Filter;
ConsoleOutput("INSERT BGI6");
return NewHook(hp, "BGI6");
}
bool InsertBGI4Hook_1()
{
/*
@ -1362,6 +1297,8 @@ namespace
{
// 紅月－くれないつき－
// あの街の恋の詩
// H2O -FOOTPRINTS IN THE SAND-
auto addr = findiatcallormov((DWORD)GetGlyphOutlineA, processStartAddress, processStartAddress, processStopAddress);
if (addr == 0) // 銀行淫～堕ちゆく女達～ //mov ebp, ds:GetGlyphOutlineA
addr = findiatcallormov((DWORD)GetGlyphOutlineA, processStartAddress, processStartAddress, processStopAddress, false, XX);
@ -1393,7 +1330,5 @@ bool BGI::attach_function()
{
if (InsertBGI4Hook())
return true;
bool ok = InsertBGI2Hook() || (PcHooks::hookOtherPcFunctions(), InsertBGI1Hook()) || veryold();
ok = InsertBGI5Hook() || InsertBGI6Hook() || ok;
return ok;
return InsertBGI2Hook() || (PcHooks::hookOtherPcFunctions(), InsertBGI1Hook()) || veryold();
}