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--- xnu/xnu-2782.1.97/libkern/c++/OSArray.cpp
+++ xnu/xnu-792.13.8/libkern/c++/OSArray.cpp
@@ -1,29 +1,31 @@
/*
* 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@
*/
/* IOArray.m created by rsulack on Fri 12-Sep-1997 */
/* IOArray.cpp converted to C++ by gvdl on Fri 1998-10-30 */
@@ -60,13 +62,9 @@
bool OSArray::initWithCapacity(unsigned int inCapacity)
{
- unsigned int size;
+ int size;
if (!super::init())
- return false;
-
- // integer overflow check
- if (inCapacity > (UINT_MAX / sizeof(const OSMetaClassBase*)))
return false;
size = sizeof(const OSMetaClassBase *) * inCapacity;
@@ -191,21 +189,15 @@
unsigned int OSArray::ensureCapacity(unsigned int newCapacity)
{
const OSMetaClassBase **newArray;
- unsigned int finalCapacity;
- unsigned int oldSize, newSize;
+ int oldSize, newSize;
if (newCapacity <= capacity)
return capacity;
// round up
- finalCapacity = (((newCapacity - 1) / capacityIncrement) + 1)
+ newCapacity = (((newCapacity - 1) / capacityIncrement) + 1)
* capacityIncrement;
-
- // integer overflow check
- if ((finalCapacity < newCapacity) || (finalCapacity > (UINT_MAX / sizeof(const OSMetaClassBase*))))
- return capacity;
-
- newSize = sizeof(const OSMetaClassBase *) * finalCapacity;
+ newSize = sizeof(const OSMetaClassBase *) * newCapacity;
newArray = (const OSMetaClassBase **) kalloc(newSize);
if (newArray) {
@@ -217,7 +209,7 @@
bzero(&newArray[capacity], newSize - oldSize);
kfree(array, oldSize);
array = newArray;
- capacity = finalCapacity;
+ capacity = newCapacity;
}
return capacity;
@@ -228,9 +220,8 @@
unsigned int i;
haveUpdated();
- for (i = 0; i < count; i++) {
+ for (i = 0; i < count; i++)
array[i]->taggedRelease(OSTypeID(OSCollection));
- }
count = 0;
}
@@ -409,8 +400,8 @@
if (!s->addXMLStartTag(this, "array")) return false;
- for (unsigned i = 0; i < count; i++) {
- if (array[i] == NULL || !array[i]->serialize(s)) return false;
+ for (unsigned i = 0; i < count; i++) {
+ if (!array[i]->serialize(s)) return false;
}
return s->addXMLEndTag("array");