Libc-262.tar.gz

[apple/libc.git] / gen.subproj / scalable_malloc.h

diff --git a/gen.subproj/scalable_malloc.h b/gen.subproj/scalable_malloc.h
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-/*
- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- * 
- * This 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- * 
- * @APPLE_LICENSE_HEADER_END@
- */
-
-#import <objc/malloc.h>
-
-#define SCALABLE_MALLOC_ADD_GUARD_PAGES                (1 << 0)
-    // add a guard page before and after each VM region to help debug
-#define SCALABLE_MALLOC_DONT_PROTECT_PRELUDE   (1 << 1)
-    // do not protect prelude page
-#define SCALABLE_MALLOC_DONT_PROTECT_POSTLUDE  (1 << 2)
-    // do not protect postlude page
-#define SCALABLE_MALLOC_DO_SCRIBBLE            (1 << 3)
-    // write 0x55 onto free blocks
-
-extern malloc_zone_t *create_scalable_zone(size_t initial_size, unsigned debug_flags);
-    /* Create a new zone that scales for small objects or large objects */
-
-/***** Private API for debug and performance tools     ********/
-
-#define scalable_zone_info_count       9       // maximum number of numbers
-
-extern void scalable_zone_info(malloc_zone_t *zone, unsigned *info, unsigned count);
-    /* Fills info[] with some statistical information:
-    info[0]: number of objects in use
-    info[1]: number of bytes in use
-    ...
-    */
-