Function aptInit

libctru/source/services/apt.c:194–251

}

Result aptInit(void)
{
	Result ret=0;

	if (AtomicPostIncrement(&aptRefCount)) return 0;

	// Retrieve APT lock
	ret = APT_GetLockHandle(0x0, &aptLockHandle);
	if (R_FAILED(ret)) goto _fail;
	if (aptIsCrippled()) return 0;

	// Initialize APT
	APT_AppletAttr attr = aptMakeAppletAttr(APTPOS_APP, false, false);
	ret = APT_Initialize(envGetAptAppId(), attr, &aptEvents[0], &aptEvents[1]);
	if (R_FAILED(ret)) goto _fail2;

	// Initialize light events
	LightEvent_Init(&aptReceiveEvent, RESET_STICKY);
	LightEvent_Init(&aptSleepEvent, RESET_ONESHOT);

	// Create APT event handler thread
	aptEventHandlerThreadQuit = false;
	aptEventHandlerThread = threadCreate(aptEventHandler, 0x0, APT_HANDLER_STACKSIZE, 0x31, -2, true);
	if (!aptEventHandlerThread) goto _fail3;

	// By default allow sleep mode and home button presses
	aptFlags = FLAG_ALLOWSLEEP;
	if (osGetSystemCoreVersion() == 2) // ... except in safe mode, which doesn't have home menu running
		aptFlags |= FLAG_ALLOWHOME;

	// Enable APT
	ret = APT_Enable(attr);
	if (R_FAILED(ret)) goto _fail3;

	// If the homebrew environment requires it, chainload-to-self by default
	if (aptIsChainload())
		aptSetChainloaderToSelf();

	// Wait for wakeup
	aptWaitForWakeUp(TR_ENABLE);

	// Special handling for aptReinit (aka hax 2.x):
	//   In certain cases when running under hax 2.x, we may receive a spurious
	//   second wakeup command. Therefore we must silently drop it in order to
	//   avoid keeping stale commands in APT's internal buffer.
	if (aptIsReinit())
		aptFlags |= FLAG_SPURIOUS;
	return 0;

_fail3:
	svcCloseHandle(aptEvents[0]);
	svcCloseHandle(aptEvents[1]);
_fail2:
	svcCloseHandle(aptLockHandle);
_fail:
	AtomicDecrement(&aptRefCount);
	return ret;
}