xnu-3248.50.21.tar.gz

[apple/xnu.git] / iokit / IOKit / IODataQueue.h

diff --git a/iokit/IOKit/IODataQueue.h b/iokit/IOKit/IODataQueue.h
index baf067f6c10878b22ae34d5cd07e8079f666912c..8af46e5b3187725b92385514f5800ad8915a2771 100644 (file)
--- a/iokit/IOKit/IODataQueue.h
+++ b/iokit/IOKit/IODataQueue.h
@@ -1,14 +1,19 @@
 /*
  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
@@ -18,12 +23,17 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 #ifndef _IOKIT_IODATAQUEUE_H
 #define _IOKIT_IODATAQUEUE_H
 
+#ifndef DISABLE_DATAQUEUE_WARNING
+#warning "IODataQueue is deprecated due to security issues in its interfaces, please use IOSharedDataQueue instead"
+#endif
+
+
 #include <libkern/c++/OSObject.h>
 #include <libkern/OSTypes.h>
 #include <mach/port.h>
@@ -49,7 +59,11 @@ struct _notifyMsg {
  *
  * <br>In order to make the data queue memory available to a user process, the method getMemoryDescriptor() must be used to get an IOMemoryDescriptor instance that can be mapped into a user process.  Typically, the clientMemoryForType() method on an IOUserClient instance will be used to request the IOMemoryDescriptor and then return it to be mapped into the user process.
  */
+#ifndef DISABLE_DATAQUEUE_WARNING 
+class __attribute__((deprecated)) IODataQueue : public OSObject
+#else 
 class IODataQueue : public OSObject
+#endif
 {
     OSDeclareDefaultStructors(IODataQueue)
 
@@ -58,7 +72,7 @@ protected:
 
     void *             notifyMsg;
 
-    virtual void free();
+    virtual void free() APPLE_KEXT_OVERRIDE;
 
     /*!
      * @function sendDataAvailableNotification