Пример #1
0
volatile int kmod_start(void)
{
	libkern_init0();
	
	OSString* one = OSString::withCString("Anal sex");
	OSString* two = OSString::withCString("Cunnilingus");
 
	OSArray* sexthings = OSArray::withCapacity(2);

	sexthings->setObject(one);
	sexthings->setObject(two);
	
	printk("Hello from IOKit!\n");
	
	printk("Put: %p %p\n", one, two);
	printk("OSArray: %p\n", sexthings);
	printk("Get: %p %p\n", sexthings->getObject(0), sexthings->getObject(1));
	
	OSSerialize* ser = OSSerialize::withCapacity(1024);
	sexthings->serialize(ser);

	printk("Serialized: %s \n", ser->text());
	
	return 0;
}
Пример #2
0
OSObject * FileNVRAM::getProperty(const OSSymbol *aKey) const
{
	OSObject* value = IOService::getProperty(aKey);

	if (value)
	{
		OSSerialize *s = OSSerialize::withCapacity(1000);

		if (value->serialize(s))
		{
			LOG(INFO, "getProperty(%s) = %s called\n", aKey->getCStringNoCopy(), s->text());
		}
		else
		{
			LOG(INFO, "getProperty(%s) = %p called\n", aKey->getCStringNoCopy(), value);
		}

		s->release();
	}
	else
	{

		// Ignore BSD Name for now in logs, it pollutes
		if (!aKey->isEqualTo("BSD Name"))
		{
			LOG(INFO, "getProperty(%s) = %p called\n", aKey->getCStringNoCopy(), (void*)NULL);
		}
	}

	return value;
}
Пример #3
0
bool FileNVRAM::setProperty(const OSSymbol *aKey, OSObject *anObject)
{
	// Verify permissions.
	if (IOUserClient::clientHasPrivilege(current_task(), kIOClientPrivilegeAdministrator) != kIOReturnSuccess)
	{
		// Not priveleged!
		return false;
	}
	
	// Check for SIP configuration variables.
	if ((strncmp("csr-data", aKey->getCStringNoCopy(), 8) == 0) || (strncmp("csr-active-config", aKey->getCStringNoCopy(), 17) == 0))
	{
		// We have a match so first verify the entitlements.
		if (IOUserClient::copyClientEntitlement(current_task(), "com.apple.private.iokit.nvram-csr") == NULL)
		{
			LOG(INFO, "setProperty(%s, (%s) %p) failed (not entitled)\n", aKey->getCStringNoCopy(), anObject->getMetaClass()->getClassName(), anObject);
			// Not entitled!
			return false;
		}
	}
	
	OSSerialize *s = OSSerialize::withCapacity(1000);
	
	if (anObject->serialize(s))
	{
		
		LOG(INFO, "setProperty(%s, (%s) %s) called\n", aKey->getCStringNoCopy(), anObject->getMetaClass()->getClassName(), s->text());
	}
	else
	{
		LOG(INFO, "setProperty(%s, (%s) %p) called\n", aKey->getCStringNoCopy(), anObject->getMetaClass()->getClassName(), anObject);
	}
	
	s->release();
	
	// Check for special FileNVRAM properties:
	if (strncmp(FILE_NVRAM_GUID ":", aKey->getCStringNoCopy(), MIN(aKey->getLength(), strlen(FILE_NVRAM_GUID ":"))) == 0)
	{
		unsigned long bytes = aKey->getLength() - strlen(FILE_NVRAM_GUID ":") + 1;
		// Found GUID
		char* newKey = (char*)IOMalloc(bytes);
		snprintf(newKey, bytes+1, "%s", &(aKey->getCStringNoCopy()[strlen(FILE_NVRAM_GUID ":")]));
		
		// Send d
		OSString* str = OSString::withCString(newKey);
		handleSetting(str, anObject, this);
		str->release();
		IOFree(newKey, bytes);
	}
	
	bool stat = IOService::setProperty(aKey, cast(aKey, anObject));
	
	if (mInitComplete)
	{
		sync();
	}
	
	return stat;
}
Пример #4
0
OSSerialize *OSSerialize::withCapacity(unsigned int inCapacity)
{
	OSSerialize *me = new OSSerialize;

	if (me && !me->initWithCapacity(inCapacity)) {
		me->release();
		return 0;
	}

	return me;
}
Пример #5
0
UInt32 FakeSMCDevice::loadKeysFromNVRAM()
{
    UInt32 count = 0;
    
    // Find driver and load keys from NVRAM
    if (OSDictionary *matching = serviceMatching("IODTNVRAM")) {
        if (IODTNVRAM *nvram = OSDynamicCast(IODTNVRAM, waitForMatchingService(matching, 1000000000ULL * 15))) {
            
            useNVRAM = true;
            
            if ((genericNVRAM = (0 == strncmp(nvram->getName(), "AppleNVRAM", sizeof("AppleNVRAM")))))
                HWSensorsInfoLog("fallback to generic NVRAM methods");
            
            OSSerialize *s = OSSerialize::withCapacity(0); // Workaround for IODTNVRAM->getPropertyTable returns IOKitPersonalities instead of NVRAM properties dictionary
            
            if (nvram->serializeProperties(s)) {
                if (OSDictionary *props = OSDynamicCast(OSDictionary, OSUnserializeXML(s->text()))) {
                    if (OSCollectionIterator *iterator = OSCollectionIterator::withCollection(props)) {
                        
                        size_t prefix_length = strlen(kFakeSMCKeyPropertyPrefix);
                        
                        char name[5]; name[4] = 0;
                        char type[5]; type[4] = 0;
                        
                        while (OSString *property = OSDynamicCast(OSString, iterator->getNextObject())) {
                            const char *buffer = static_cast<const char *>(property->getCStringNoCopy());
                            
                            if (property->getLength() >= prefix_length + 1 + 4 + 1 + 0 && 0 == strncmp(buffer, kFakeSMCKeyPropertyPrefix, prefix_length)) {
                                if (OSData *data = OSDynamicCast(OSData, props->getObject(property))) {
                                    strncpy(name, buffer + prefix_length + 1, 4); // fakesmc-key-???? ->
                                    strncpy(type, buffer + prefix_length + 1 + 4 + 1, 4); // fakesmc-key-xxxx-???? ->
                                    
                                    if (addKeyWithValue(name, type, data->getLength(), data->getBytesNoCopy())) {
                                        HWSensorsDebugLog("key %s of type %s loaded from NVRAM", name, type);
                                        count++;
                                    }
                                }
                            }
                        }
                        
                        OSSafeRelease(iterator);
                    }
                    
                    OSSafeRelease(props);
                }
            }
            
            OSSafeRelease(s);
            OSSafeRelease(nvram);
        }
        else {
            HWSensorsWarningLog("NVRAM is unavailable");
        }
        
        OSSafeRelease(matching);
    }
    
    return count;
}
void
OWCDumpIORegistry::dumpIORegistry (void *argument)
{
	IOSleep (DUMP_DELAY_SECONDS * 1000);
		
	IORegistryIterator *iter = IORegistryIterator::iterateOver (gIOServicePlane, kIORegistryIterateRecursively);
	if (iter == NULL) return;
	
	int maxBufferSize = 2048;
	char *buffer = (char *) IOMalloc (maxBufferSize);
	if (buffer == NULL) return;
	
	OSSerialize *s = OSSerialize::withCapacity (maxBufferSize);
	if (s == NULL) return;
	
	IORegistryEntry *object = iter->getCurrentEntry ();
	while (object) {
		s->clearText ();
		
		int busyState = 0;
		IOService *ios = OSDynamicCast (IOService, object);
		if (ios) busyState = ios->getBusyState ();
					
		int pathSize = maxBufferSize;
		object->getPath (buffer, &pathSize, gIOServicePlane);
		kprintf ("\n--> %s <%s> (%d, %d)\n", buffer, object->getMetaClass ()->getClassName (), object->getRetainCount (), busyState);
		
		if (object->serializeProperties (s)) {
			kprintf ("%s\n", s->text ());
		} else {
			kprintf ("serializeProperties failed\n");
		}
		
		object = iter->getNextObject ();
	} 
	
	IOFree (buffer, maxBufferSize);
	s->release ();
	iter->release ();
}
Пример #7
0
void AppleALC::getBootArguments() {
	OSSerialize *s = IOUtil::retrieveBootArguments();
			
	if (s) {
		bool disabled {false};
		disabled |= strstr(s->text(), booatargOff, strlen(booatargOff)) != nullptr;
		disabled |= strstr(s->text(), "-s", strlen("-s")) != nullptr;
		disabled |= strstr(s->text(), "-x", strlen("-x")) != nullptr;
	
		isEnabled = !disabled;
		debugEnabled = strstr(s->text(), booatargDebug, strlen(booatargDebug));
		
		DBGLOG("init @ boot arguments value is %s (enabled %d, debug %d)", s->text(), isEnabled, debugEnabled);
		
		s->release();
	} else {
		DBGLOG("init @ no boot arguments available");
	}
}
Пример #8
0
void FileNVRAM::doSync(void)
{
	LOG(NOTICE, "doSync() called\n");

	/* if (!mFilePath)
	{
		return;
	} */

	if (!mSafeToSync)
	{
		return;
	}
	
	LOG(NOTICE, "doSync() running\n");

	//create the output Dictionary
	OSDictionary * outputDict = OSDictionary::withCapacity(1);

	//going to have to spin over ourselves..
	OSDictionary * inputDict = dictionaryWithProperties();
	OSCollectionIterator *iter = OSCollectionIterator::withCollection(inputDict);

	if (iter == 0)
	{
		LOG(ERROR, "FAILURE!. No iterator on input dictionary (myself)\n");
		return;
	}

	OSSymbol * key = NULL;
	OSObject * value = NULL;

	while ((key = OSDynamicCast(OSSymbol,iter->getNextObject())))
	{
		//just get the value now anyway
		value = inputDict->getObject(key);

		//if the key conmektains :, look to see if it's in the map already, cause we'll add a child pair to it
		//otherwise we just slam the key/val pair in

		const char * keyChar = key->getCStringNoCopy();
		const char * guidValueStr = NULL;

		if (( guidValueStr = strstr(keyChar , NVRAM_SEPERATOR)) != NULL)
		{
			//we have a GUID child to deal with
			//now substring out the GUID cause thats going to be a DICT itself on the new outputDict
			//guidValueStr points to the :
			size_t guidCutOff = guidValueStr - keyChar;

			//allocate buffer
			//we ar ereally accounting for + sizeof('\0')
			//thats always 1. so 1.
			char guidStr[guidCutOff+1];
			strlcpy(guidStr, keyChar, guidCutOff+1);

			//in theory we have a guid and a value
			//LOG("sync() -> Located GUIDStr as %s\n",guidStr);

			//check for ?OSDictionary? from the dictionary
			OSDictionary * guidDict = OSDynamicCast(OSDictionary, outputDict->getObject(guidStr));

			if (!guidDict)
			{
				guidDict = OSDictionary::withCapacity(1);
				outputDict->setObject(guidStr,guidDict);
			}

			//now we have a dict for the guid no matter what (mapping GUID | DICT)
			guidDict->setObject(OSString::withCString(guidValueStr+strlen(NVRAM_SEPERATOR)), value);
		}
		else
		{
			//we are boring.
			outputDict->setObject(key,value);
		}
	}//end while

	//serialize and write this out
	OSSerialize *s = OSSerialize::withCapacity(10000);
	s->addString(NVRAM_FILE_HEADER);
	outputDict->serialize(s);
	s->addString(NVRAM_FILE_FOOTER);

	int error = write_buffer(s->text(), mCtx);

	if (error)
	{
		LOG(ERROR, "Unable to write to %s, errno %d\n", mFilePath->getCStringNoCopy(), error);
	}

	//now free the dictionaries && iter
	iter->release();
	outputDict->release();
	s->release();

}