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--- xnu/xnu-1228/libkern/c++/OSObject.cpp
+++ xnu/xnu-792.12.6/libkern/c++/OSObject.cpp
@@ -1,44 +1,41 @@
/*
* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_OSREFERENCE_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. 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
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
+ * 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.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
* limitations under the License.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ *
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
*/
/* OSObject.cpp created by gvdl on Fri 1998-11-17 */
#include <libkern/c++/OSObject.h>
-#include <libkern/c++/OSArray.h>
#include <libkern/c++/OSSerialize.h>
#include <libkern/c++/OSLib.h>
-#include <libkern/OSDebug.h>
#include <libkern/c++/OSCPPDebug.h>
-#include <IOKit/IOKitDebug.h>
#include <libkern/OSAtomic.h>
#include <libkern/c++/OSCollection.h>
-
-#include <kern/queue.h>
__BEGIN_DECLS
int debug_ivars_size;
@@ -86,8 +83,6 @@
OSMetaClassDefineReservedUnused(OSObject, 13);
OSMetaClassDefineReservedUnused(OSObject, 14);
OSMetaClassDefineReservedUnused(OSObject, 15);
-
-#ifdef __ppc__
OSMetaClassDefineReservedUnused(OSObject, 16);
OSMetaClassDefineReservedUnused(OSObject, 17);
OSMetaClassDefineReservedUnused(OSObject, 18);
@@ -104,7 +99,6 @@
OSMetaClassDefineReservedUnused(OSObject, 29);
OSMetaClassDefineReservedUnused(OSObject, 30);
OSMetaClassDefineReservedUnused(OSObject, 31);
-#endif
static const char *getClassName(const OSObject *obj)
{
@@ -272,91 +266,20 @@
return s->addXMLEndTag("string");
}
-
-thread_t gOSObjectTrackThread;
-
-queue_head_t gOSObjectTrackList =
- { (queue_t) &gOSObjectTrackList, (queue_t) &gOSObjectTrackList };
-
-lck_spin_t gOSObjectTrackLock;
-
-OSArray * OSFlushObjectTrackList(void)
-{
- OSArray * array;
- queue_entry_t next;
-
- array = OSArray::withCapacity(16);
-
- lck_spin_lock(&gOSObjectTrackLock);
- while (!queue_empty(&gOSObjectTrackList))
- {
- next = queue_first(&gOSObjectTrackList);
- remque(next);
- lck_spin_unlock(&gOSObjectTrackLock);
- array->setObject((OSObject *) (next + 1));
- lck_spin_lock(&gOSObjectTrackLock);
- }
- lck_spin_unlock(&gOSObjectTrackLock);
-
- return (array);
-}
-
-struct OSObjectTracking
-{
- queue_chain_t link;
- void * bt[14];
-};
-
void *OSObject::operator new(size_t size)
{
- size_t tracking = (gIOKitDebug & kOSTraceObjectAlloc)
- ? sizeof(OSObjectTracking) : 0;
- OSObjectTracking * mem = (OSObjectTracking *) kalloc(size + tracking);
-
+ void *mem = (void *) kalloc(size);
assert(mem);
-
- if (tracking)
- {
- if ((((thread_t) 1) == gOSObjectTrackThread) || (current_thread() == gOSObjectTrackThread))
- {
- (void) OSBacktrace(&mem->bt[0], sizeof(mem->bt) / sizeof(mem->bt[0]));
- lck_spin_lock(&gOSObjectTrackLock);
- enqueue_tail(&gOSObjectTrackList, &mem->link);
- lck_spin_unlock(&gOSObjectTrackLock);
- }
- else
- mem->link.next = 0;
- mem++;
- }
-
bzero(mem, size);
ACCUMSIZE(size);
- return (void *) mem;
-}
-
-void OSObject::operator delete(void *_mem, size_t size)
-{
- size_t tracking = (gIOKitDebug & kOSTraceObjectAlloc)
- ? sizeof(OSObjectTracking) : 0;
- OSObjectTracking * mem = (OSObjectTracking *) _mem;
-
- if (!mem)
- return;
-
- if (tracking)
- {
- mem--;
- if (mem->link.next)
- {
- lck_spin_lock(&gOSObjectTrackLock);
- remque(&mem->link);
- lck_spin_unlock(&gOSObjectTrackLock);
- }
- }
-
- kfree(mem, size + tracking);
+ return mem;
+}
+
+void OSObject::operator delete(void *mem, size_t size)
+{
+ kfree((vm_offset_t) mem, size);
ACCUMSIZE(-size);
}