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| 1 | +/* |
| 2 | + * Copyright (c) 2011 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) 1998-2011, 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 ChromeCFAllocatorLeopards { |
| 34 | + ChromeCFRuntimeBase _base; |
| 35 | +#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED |
| 36 | + 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 */ |
| 37 | + void *(*malloc)(struct _malloc_zone_t *zone, size_t size); |
| 38 | + void *(*calloc)(struct _malloc_zone_t *zone, size_t num_items, size_t size); /* same as malloc, but block returned is set to zero */ |
| 39 | + 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 */ |
| 40 | + void (*free)(struct _malloc_zone_t *zone, void *ptr); |
| 41 | + void *(*realloc)(struct _malloc_zone_t *zone, void *ptr, size_t size); |
| 42 | + void (*destroy)(struct _malloc_zone_t *zone); /* zone is destroyed and all memory reclaimed */ |
| 43 | + const char *zone_name; |
| 44 | + unsigned (*batch_malloc)(struct _malloc_zone_t *zone, size_t size, void **results, unsigned num_requested); /* given a size, returns pointers capable of holding that size; returns the number of pointers allocated (maybe 0 or less than num_requested) */ |
| 45 | + 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_freed may be overwritten during the process */ |
| 46 | + struct malloc_introspection_t *introspect; |
| 47 | + void *reserved5; |
| 48 | +#endif |
| 49 | + CFAllocatorRef _allocator; |
| 50 | + CFAllocatorContext _context; |
| 51 | +}; |
| 52 | + |
| 53 | +struct ChromeCFAllocatorLions { |
| 54 | + ChromeCFRuntimeBase _base; |
| 55 | +#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED |
| 56 | + 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 */ |
| 57 | + void *(*malloc)(struct _malloc_zone_t *zone, size_t size); |
| 58 | + void *(*calloc)(struct _malloc_zone_t *zone, size_t num_items, size_t size); /* same as malloc, but block returned is set to zero */ |
| 59 | + 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 */ |
| 60 | + void (*free)(struct _malloc_zone_t *zone, void *ptr); |
| 61 | + void *(*realloc)(struct _malloc_zone_t *zone, void *ptr, size_t size); |
| 62 | + void (*destroy)(struct _malloc_zone_t *zone); /* zone is destroyed and all memory reclaimed */ |
| 63 | + const char *zone_name; |
| 64 | + |
| 65 | + /* Optional batch callbacks; these may be NULL */ |
| 66 | + unsigned (*batch_malloc)(struct _malloc_zone_t *zone, size_t size, void **results, unsigned num_requested); /* given a size, returns pointers capable of holding that size; returns the number of pointers allocated (maybe 0 or less than num_requested) */ |
| 67 | + 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_freed may be overwritten during the process */ |
| 68 | + |
| 69 | + struct malloc_introspection_t *introspect; |
| 70 | + unsigned version; |
| 71 | + |
| 72 | + /* aligned memory allocation. The callback may be NULL. */ |
| 73 | + void *(*memalign)(struct _malloc_zone_t *zone, size_t alignment, size_t size); |
| 74 | + |
| 75 | + /* free a pointer known to be in zone and known to have the given size. The callback may be NULL. */ |
| 76 | + void (*free_definite_size)(struct _malloc_zone_t *zone, void *ptr, size_t size); |
| 77 | +#endif |
| 78 | + CFAllocatorRef _allocator; |
| 79 | + CFAllocatorContext _context; |
| 80 | +}; |
| 81 | + |
| 82 | +#endif // THIRD_PARTY_APPLE_APSL_CFBASE_H_ |
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