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//generic codecave lib by 3dsboy08 - extremely lazy code, sorry. | |
//port to your meme of choice | |
#define GENERIC_CODECAVE(name, stype) DWORD name(stype* arg) | |
#define CodeCaveHeader DWORD Address; | |
HANDLE Proc; //edit to your process | |
DWORD GetFunctionSize(DWORD Func) | |
{ | |
DWORD Size = 0; | |
DWORD Amount = 0; | |
do | |
{ | |
if (*(BYTE*)(Func + Size) == 0xF4) | |
{ | |
Amount++; | |
if (Amount == 4) | |
{ | |
Size = Size - 3; | |
break; | |
} | |
} | |
Size++; | |
} while (1); | |
return Size; | |
} | |
DWORD semi_codecave_create(DWORD function_to_inject) | |
{ | |
DWORD size = GetFunctionSize((DWORD)function_to_inject); | |
void* fAddr = VirtualAllocEx(ROBLOXProc, NULL, size, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE); | |
WriteProcessMemory(Proc, fAddr, (void*)function_to_inject, size, NULL); | |
return (DWORD)fAddr; | |
} | |
template<typename T> | |
DWORD semi_codecave_run(DWORD codecave_addr, T argument) | |
{ | |
void* paramsAddr = VirtualAllocEx(Proc, NULL, sizeof(T), MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE); | |
WriteProcessMemory(Proc, paramsAddr, &argument, sizeof(T), NULL); | |
HANDLE t = CreateRemoteThread(ROBLOXProc, NULL, 0, (LPTHREAD_START_ROUTINE)codecave_addr, paramsAddr, 0, NULL); | |
if (t) | |
{ | |
WaitForSingleObject(t, INFINITE); | |
DWORD ret = 0; | |
GetExitCodeThread(t, &ret); | |
VirtualFree(paramsAddr, 0, MEM_RELEASE); | |
CloseHandle(t); | |
return ret; | |
} | |
return 0; | |
} | |
//example | |
struct s_test | |
{ | |
CodeCaveHeader; | |
}; | |
GENERIC_CODECAVE(codecave_test, s_test) | |
{ | |
your_func_def dostuff = (your_func_def)arg->Address; | |
return dostuff(0xDEADBEEF); | |
FUNCTION_MARK(); | |
} |
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