--- xnu/xnu-1228/libkern/c++/OSSet.cpp
+++ xnu/xnu-517.3.7/libkern/c++/OSSet.cpp
@@ -1,19 +1,16 @@
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
  * 
  * 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. 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.
+ * 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.
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
@@ -23,14 +20,13 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ * @APPLE_LICENSE_HEADER_END@
  */
 /* IOSet.m created by rsulack on Thu 11-Jun-1998 */
 
-#include <libkern/c++/OSDictionary.h>
+#include <libkern/c++/OSSet.h>
 #include <libkern/c++/OSArray.h>
 #include <libkern/c++/OSSerialize.h>
-#include <libkern/c++/OSSet.h>
 
 #define super OSCollection
 
@@ -44,9 +40,6 @@
 OSMetaClassDefineReservedUnused(OSSet, 6);
 OSMetaClassDefineReservedUnused(OSSet, 7);
 
-#define EXT_CAST(obj) \
-    reinterpret_cast<OSObject *>(const_cast<OSMetaClassBase *>(obj))
-
 bool OSSet::initWithCapacity(unsigned int inCapacity)
 {
     if ( !super::init() )
@@ -155,7 +148,6 @@
 
 void OSSet::free()
 {
-    (void) members->super::setOptions(0, kImmutable);
     if (members)
         members->release();
 
@@ -217,7 +209,7 @@
 
 bool OSSet::merge(const OSSet *set)
 {
-    return merge(set->members);
+    return setObject(set->members);
 }
 
 void OSSet::removeObject(const OSMetaClassBase *anObject)
@@ -332,71 +324,3 @@
 
     return s->addXMLEndTag("set");
 }
-
-unsigned OSSet::setOptions(unsigned options, unsigned mask, void *)
-{
-    unsigned old = super::setOptions(options, mask);
-    if ((old ^ options) & mask)
-	members->setOptions(options, mask);
-
-    return old;
-}
-
-OSCollection * OSSet::copyCollection(OSDictionary *cycleDict)
-{
-    bool allocDict = !cycleDict;
-    OSCollection *ret = 0;
-    OSSet *newSet = 0;
-
-    if (allocDict) {
-	cycleDict = OSDictionary::withCapacity(16);
-	if (!cycleDict)
-	    return 0;
-    }
-
-    do {
-	// Check for a cycle
-	ret = super::copyCollection(cycleDict);
-	if (ret)
-	    continue;	// Found it
-
-	newSet = OSSet::withCapacity(members->capacity);
-	if (!newSet)
-	    continue;	// Couldn't create new set abort
-
-	// Insert object into cycle Dictionary
-	cycleDict->setObject((const OSSymbol *) this, newSet);
-
-	OSArray *newMembers = newSet->members;
-	newMembers->capacityIncrement = members->capacityIncrement;
-
-	// Now copy over the contents into the new duplicate
-	for (unsigned int i = 0; i < members->count; i++) {
-	    OSObject *obj = EXT_CAST(members->array[i]);
-	    OSCollection *coll = OSDynamicCast(OSCollection, obj);
-	    if (coll) {
-		OSCollection *newColl = coll->copyCollection(cycleDict);
-		if (newColl) {
-		    obj = newColl;	// Rely on cycleDict ref for a bit
-		    newColl->release();
-		}
-		else
-		    goto abortCopy;
-	    };
-	    newMembers->setObject(obj);
-	};
-
-	ret = newSet;
-	newSet = 0;
-
-    } while(false);
-
-abortCopy:
-    if (newSet)
-	newSet->release();
-
-    if (allocDict)
-	cycleDict->release();
-
-    return ret;
-}