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Merge pull request #2 from IJEMIN/master

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Pal binary pattern update
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mireado 2016-11-18 09:31:15 +09:00 committed by GitHub
commit 3a8aeac112
1 changed files with 30 additions and 1 deletions
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31
vnr/vnrhook/src/engine/engine.cc
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@ -12378,8 +12378,37 @@ static bool InsertNewPalHook()
NewHook(hp, "Pal"); NewHook(hp, "Pal");
return true; return true;
} }
// Eguni 2016/11/06
// Supporting new Pal engine, tested with 恋×シンアイ彼女
static bool InsertNewPal2Hook()
{
const BYTE bytes[] = {
0x55, // 0136e220 55 push ebp
0x8b,0xec, // 0136e221 8bec mov ebp,esp
0x83,0xec, 0x7c, // 0136e226 83ec 7c sub esp,0x7c
0xa1, XX4, // 0136e226 a1 788d3b01 mov eax,dword ptr ds:[0x2f008c]
0x33,0xc5, // 0136e22b 33c5 xor eax,ebp
0x89,0x45, 0xfc, // 0136e22d 8945 fc mov dword ptr ss:[ebp-0x4],eax
0xe8 // 0136e230 e8 call 01377800
};
ULONG range = min(module_limit_ - module_base_, MAX_REL_ADDR);
ULONG addr = MemDbg::matchBytes(bytes, sizeof(bytes), module_base_, module_base_ + range);
if (!addr) {
ConsoleOutput("vnreng:Pal: pattern not found");
return false;
}
HookParam hp = {};
hp.address = addr;
//hp.type = NO_CONTEXT|USING_SPLIT|DATA_INDIRECT; // 0x418
hp.type = RELATIVE_SPLIT; // Use relative address to prevent floating issue
hp.offset = 4 * 2; // arg2
ConsoleOutput("vnreng: INSERT Pal");
NewHook(hp, "Pal");
return true;
}
bool InsertPalHook() // use Old Pal first, which does not have ruby bool InsertPalHook() // use Old Pal first, which does not have ruby
{ return InsertOldPalHook() || InsertNewPalHook(); } { return InsertOldPalHook() || InsertNewPal2Hook() || InsertNewPalHook(); }
/** jichi 7/6/2014 NeXAS /** jichi 7/6/2014 NeXAS
* Sample game: BALDRSKYZERO EXTREME * Sample game: BALDRSKYZERO EXTREME