void LoaderGUI::ConnectSlots(BoIInjector &injector)
{
QObject::connect(&injector, SIGNAL(InjectionStatus(InjectStatus)),
this, SLOT(OnInjectionStatusChange(InjectStatus)));
QObject::connect(&injector, SIGNAL(FatalError(std::string)),
this, SLOT(OnFatalError(std::string)));
}
void BoIInjector::InjectorThread()
{
try
{
while (!stop_injector_)
{
if (IsBoIRunning())
{
LOG(INFO) << "BoI process found, time to inject...";
// Set-up the DLL message queue (for IPC)
MHUD::MsgQueue::Remove(MSG_QUEUE_APP_TO_DLL);
MHUD::MsgQueue::Remove(MSG_QUEUE_DLL_TO_APP);
app_msg_queue_ = MHUD::MsgQueue::GetInstance(MSG_QUEUE_APP_TO_DLL);
dll_msg_queue_ = MHUD::MsgQueue::GetInstance(MSG_QUEUE_DLL_TO_APP);
std::thread handle_dll_msgs = std::thread(&BoIInjector::HandleDllMsgs, this);
handle_dll_msgs.detach();
// Send the preferences message ready for the DLL
SendNewPrefs(MHUD::Options::ReadCfgFile(CFG_FILENAME));
// Inject DLL
isaac_process_ = BoIProcess::GetInstance();
isaac_process_->HookBoIProcess();
// Notify that we're injected
LOG(INFO) << "BoI process injected successfully.";
emit InjectionStatus(InjectStatus(InjectStatus::Result::OK));
// Just sleep until Isaac closes or injector is quitting
while (isaac_process_->IsRunning() && !stop_injector_)
{
if (!isaac_process_->MHUD2Active()) // MHUD2 should not unload until we want it to (or Isaac closes)
throw std::runtime_error("Error occurred within injected DLL. Check MHUD2.log for details.");
std::this_thread::sleep_for(std::chrono::milliseconds(500));
}
// Eject our DLLs (if they are still in the running BoI process)
LOG(INFO) << "BoI process closed or MissingHUD2 requested quit.";
BoIProcess::Close();
// Clean-up DLL message queue
app_msg_queue_ = nullptr;
dll_msg_queue_ = nullptr;
MHUD::MsgQueue::Remove(MSG_QUEUE_APP_TO_DLL);
MHUD::MsgQueue::Remove(MSG_QUEUE_DLL_TO_APP);
}
else
{
emit InjectionStatus(InjectStatus(InjectStatus::Result::NOT_FOUND));
}
std::this_thread::sleep_for(std::chrono::milliseconds(500));
}
}
catch (std::runtime_error &e)
{
LOG(ERROR) << "Injection thread error occured: " << e.what() << " (Error Code: " << GetLastError() << ")";
emit FatalError(e.what());
}
catch (boost::interprocess::interprocess_exception &ie)
{
LOG(ERROR) << "boost::interprocess communication error occured: " << ie.what() << " (Error Code: " << GetLastError() << ")";
emit FatalError("boost::interprocesscommunication error occured. Check MHUD2.log for details.");
}
catch (...)
{
LOG(ERROR) << "Unknown error occured. " << " (Error Code: " << GetLastError() << ")";
emit FatalError("Unknown error occured.");
}
}
