LunaHook-mirror/LunaHook/engine32/MBLMED.cpp
2024-02-07 20:59:24 +08:00

61 lines
2.0 KiB
C++

#include"MBLMED.h"
// jichi 3/19/2014: Insert both hooks
//void InsertLuneHook()
bool InsertMBLHook()
{
enum : DWORD { fun = 0xec8b55 }; // jichi 10/20/2014: mov ebp,esp, sub esp,*
bool ret = false;
if (DWORD c = Util::FindCallOrJmpAbs((DWORD)::ExtTextOutA, processStopAddress - processStartAddress, processStartAddress, true))
if (DWORD addr = Util::FindCallAndEntryRel(c, processStopAddress - processStartAddress, processStartAddress, fun)) {
HookParam hp;
hp.address = addr;
hp.offset=get_stack(1);
hp.type = USING_STRING;
ConsoleOutput("INSERT MBL-Furigana");
ret|=NewHook(hp, "MBL-Furigana");
}
if (DWORD c = Util::FindCallOrJmpAbs((DWORD)::GetGlyphOutlineA, processStopAddress - processStartAddress, processStartAddress, true))
if (DWORD addr = Util::FindCallAndEntryRel(c, processStopAddress - processStartAddress, processStartAddress, fun)) {
HookParam hp;
hp.address = addr;
hp.offset=get_stack(1);
hp.split = get_reg(regs::esp);
hp.type = CODEC_ANSI_BE|USING_SPLIT;
ConsoleOutput("INSERT MBL");
ret|=NewHook(hp, "MBL");
}
if (!ret)
ConsoleOutput("MBL: failed");
return ret;
}
bool InsertMEDHook()
{
for (DWORD i = processStartAddress; i < processStopAddress - 4; i++)
if (*(DWORD *)i == 0x8175) //cmp *, 8175
for (DWORD j = i, k = i + 0x100; j < k; j++)
if (*(BYTE *)j == 0xe8) {
DWORD t = j + 5 + *(DWORD *)(j + 1);
if (t > processStartAddress && t < processStopAddress) {
HookParam hp;
hp.address = t;
hp.offset=get_reg(regs::eax);
hp.type = CODEC_ANSI_BE;
ConsoleOutput("INSERT MED");
return NewHook(hp, "MED");
//RegisterEngineType(ENGINE_MED);
}
}
//ConsoleOutput("Unknown MED engine.");
ConsoleOutput("MED: failed");
return false;
}
bool MBLMED::attach_function() {
bool b1=Util::CheckFile(L"*.mbl") &&InsertMBLHook();
bool b2=Util::CheckFile(L"*.med") &&InsertMEDHook();
return b1||b2;
}