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| 1 /* |
| 2 * Copyright (c) 2009 Apple Inc. All rights reserved. |
| 3 * |
| 4 * @APPLE_LICENSE_HEADER_START@ |
| 5 * |
| 6 * This file contains Original Code and/or Modifications of Original Code |
| 7 * as defined in and that are subject to the Apple Public Source License |
| 8 * Version 2.0 (the 'License'). You may not use this file except in |
| 9 * compliance with the License. Please obtain a copy of the License at |
| 10 * http://www.opensource.apple.com/apsl/ and read it before using this |
| 11 * file. |
| 12 * |
| 13 * The Original Code and all software distributed under the License are |
| 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 18 * Please see the License for the specific language governing rights and |
| 19 * limitations under the License. |
| 20 * |
| 21 * @APPLE_LICENSE_HEADER_END@ |
| 22 */ |
| 23 /* CFBase.c |
| 24 Copyright (c) 1998-2009, Apple Inc. All rights reserved. |
| 25 Responsibility: Christopher Kane |
| 26 */ |
| 27 |
| 28 #ifndef THIRD_PARTY_APPLE_APSL_CFBASE_H_ |
| 29 #define THIRD_PARTY_APPLE_APSL_CFBASE_H_ |
| 30 |
| 31 #include "CFRuntime.h" |
| 32 |
| 33 struct ChromeCFAllocator { |
| 34 |
| 35 |
| 36 ChromeCFRuntimeBase _base; |
| 37 #if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED |
| 38 size_t (*size)(struct _malloc_zone_t *zone, const void *ptr); /* returns the
size of a block or 0 if not in this zone; must be fast, especially for negative
answers */ |
| 39 void *(*malloc)(struct _malloc_zone_t *zone, size_t size); |
| 40 void *(*calloc)(struct _malloc_zone_t *zone, size_t num_items, size_t size);
/* same as malloc, but block returned is set to zero */ |
| 41 void *(*valloc)(struct _malloc_zone_t *zone, size_t size); /* same as malloc
, but block returned is set to zero and is guaranteed to be page aligned */ |
| 42 void (*free)(struct _malloc_zone_t *zone, void *ptr); |
| 43 void *(*realloc)(struct _malloc_zone_t *zone, void *ptr, size_t size); |
| 44 void (*destroy)(struct _malloc_zone_t *zone); /* zone is destroyed and all m
emory reclaimed */ |
| 45 const char *zone_name; |
| 46 unsigned (*batch_malloc)(struct _malloc_zone_t *zone, size_t size, void **re
sults, unsigned num_requested); /* given a size, returns pointers capable of hol
ding that size; returns the number of pointers allocated (maybe 0 or less than n
um_requested) */ |
| 47 void (*batch_free)(struct _malloc_zone_t *zone, void **to_be_freed, unsigned
num_to_be_freed); /* frees all the pointers in to_be_freed; note that to_be_fre
ed may be overwritten during the process */ |
| 48 struct malloc_introspection_t *introspect; |
| 49 void *reserved5; |
| 50 #endif |
| 51 CFAllocatorRef _allocator; |
| 52 CFAllocatorContext _context; |
| 53 }; |
| 54 |
| 55 #endif // THIRD_PARTY_APPLE_APSL_CFBASE_H_ |
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