mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-12-31 07:24:12 +08:00
49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
#include"Ciel.h"
|
|
|
|
bool CielFilter(LPVOID data, size_t *size, HookParam *)
|
|
{
|
|
auto text = reinterpret_cast<LPSTR>(data);
|
|
auto len = reinterpret_cast<size_t *>(size);
|
|
|
|
if (*len == 1) return false;
|
|
|
|
//StringCharReplacer(text, len, "^n", 2, ' ');
|
|
|
|
return true;
|
|
}
|
|
|
|
bool InsertCielHook()
|
|
{
|
|
|
|
/*
|
|
* Sample games:
|
|
* https://vndb.org/r26480
|
|
* https://vndb.org/v1648
|
|
* https://vndb.org/v10392
|
|
*/
|
|
const BYTE bytes[] = {
|
|
0x50, // push eax << hook here
|
|
0xE8, XX4, // call FaultA.exe+81032
|
|
0x83, 0xC4, 0x04, // add esp,04
|
|
0x85, 0xC0, // test eax,eax
|
|
0x74, 0x32, // je FaultA.exe+41FA6
|
|
0x81, 0x7C, 0x24, 0x10, XX4 // cmp [esp+10],000003FE
|
|
};
|
|
|
|
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;
|
|
hp.offset=get_reg(regs::edi);
|
|
hp.index = 0;
|
|
hp.type = DATA_INDIRECT;
|
|
hp.filter_fun = CielFilter;
|
|
|
|
return NewHook(hp, "Ciel");
|
|
}
|
|
bool Ciel::attach_function() {
|
|
|
|
return InsertCielHook();
|
|
}
|