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141 lines
7 KiB
C++
Vendored
141 lines
7 KiB
C++
Vendored
/*
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* Copyright (c) 2018-2023 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*/
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#ifndef _MALLOC_UNDERSCORE_MALLOC_H_
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#define _MALLOC_UNDERSCORE_MALLOC_H_
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/*
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* This header is included from <stdlib.h>, so the contents of this file have
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* broad source compatibility and POSIX conformance implications.
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* Be cautious about what is included and declared here.
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*/
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#include <Availability.h>
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#include <sys/cdefs.h>
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#if __has_include(<sys/_types/_size_t.h>)
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#include <sys/_types/_size_t.h>
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#else
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#define __need_size_t
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#include <stddef.h>
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#undef __need_size_t
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#endif
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#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
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#include <malloc/_malloc_type.h>
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#else
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#define _MALLOC_TYPED(override, type_param_pos)
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#endif
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#include <malloc/_ptrcheck.h>
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__ptrcheck_abi_assume_single()
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__BEGIN_DECLS
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void * __sized_by_or_null(__size) malloc(size_t __size) __result_use_check __alloc_size(1) _MALLOC_TYPED(malloc_type_malloc, 1);
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void * __sized_by_or_null(__count * __size) calloc(size_t __count, size_t __size) __result_use_check __alloc_size(1,2) _MALLOC_TYPED(malloc_type_calloc, 2);
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void free(void * __unsafe_indexable);
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void * __sized_by_or_null(__size) realloc(void * __unsafe_indexable __ptr, size_t __size) __result_use_check __alloc_size(2) _MALLOC_TYPED(malloc_type_realloc, 2);
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#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
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void * __sized_by_or_null(__size) reallocf(void * __unsafe_indexable __ptr, size_t __size) __result_use_check __alloc_size(2);
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void * __sized_by_or_null(__size) valloc(size_t __size) __result_use_check __alloc_size(1) _MALLOC_TYPED(malloc_type_valloc, 1);
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#endif /* !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)) */
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#if (defined(__DARWIN_C_LEVEL) && defined(__DARWIN_C_FULL) && __DARWIN_C_LEVEL >= __DARWIN_C_FULL) || \
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(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L) || \
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(defined(__cplusplus) && __cplusplus >= 201703L)
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void * __sized_by_or_null(__size) aligned_alloc(size_t __alignment, size_t __size) __result_use_check __alloc_align(1) __alloc_size(2) _MALLOC_TYPED(malloc_type_aligned_alloc, 2) __OSX_AVAILABLE(10.15) __IOS_AVAILABLE(13.0) __TVOS_AVAILABLE(13.0) __WATCHOS_AVAILABLE(6.0);
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#endif
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/* rdar://120689514 */
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int posix_memalign(void * __unsafe_indexable *__memptr, size_t __alignment, size_t __size) _MALLOC_TYPED(malloc_type_posix_memalign, 3) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_0);
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#if defined(_MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING) && _MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING
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static void * __sized_by_or_null(size) __attribute__((always_inline)) malloc_type_malloc_backdeploy(size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1) {
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__attribute__((weak_import)) void * __sized_by_or_null(size) malloc_type_malloc(size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1);
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__auto_type func = malloc;
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if (malloc_type_malloc) {
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return malloc_type_malloc(size, type_id);
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}
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return func(size);
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}
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static void * __sized_by_or_null(count * size) __attribute__((always_inline)) malloc_type_calloc_backdeploy(size_t count, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1,2) {
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__attribute__((weak_import)) void * __sized_by_or_null(count * size) malloc_type_calloc(size_t count, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1,2);
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__auto_type func = calloc;
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if (malloc_type_calloc) {
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return malloc_type_calloc(count, size, type_id);
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}
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return func(count, size);
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}
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static void __attribute__((always_inline)) malloc_type_free_backdeploy(void * __unsafe_indexable ptr, malloc_type_id_t type_id) {
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__attribute__((weak_import)) void malloc_type_free(void * __unsafe_indexable ptr, malloc_type_id_t type_id);
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__auto_type func = free;
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if (malloc_type_free) {
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malloc_type_free(ptr, type_id);
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} else {
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func(ptr);
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}
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}
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static void * __sized_by_or_null(size) __attribute__((always_inline)) malloc_type_realloc_backdeploy(void * __unsafe_indexable ptr, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2) {
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__attribute__((weak_import)) void * __sized_by_or_null(size) malloc_type_realloc(void * __unsafe_indexable ptr, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2);
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__auto_type func = realloc;
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if (malloc_type_realloc) {
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return malloc_type_realloc(ptr, size, type_id);
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}
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return func(ptr, size);
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}
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static void * __sized_by_or_null(size) __attribute__((always_inline)) malloc_type_valloc_backdeploy(size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1) {
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__attribute__((weak_import)) void * __sized_by_or_null(size) malloc_type_valloc(size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1);
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__auto_type func = valloc;
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if (malloc_type_valloc) {
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return malloc_type_valloc(size, type_id);
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}
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return func(size);
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}
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#if (defined(__DARWIN_C_LEVEL) && defined(__DARWIN_C_FULL) && __DARWIN_C_LEVEL >= __DARWIN_C_FULL) || \
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(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L) || \
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(defined(__cplusplus) && __cplusplus >= 201703L)
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static void * __sized_by_or_null(size) __attribute__((always_inline)) malloc_type_aligned_alloc_backdeploy(size_t alignment, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_align(1) __alloc_size(2) {
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__attribute__((weak_import)) void * __sized_by_or_null(size) malloc_type_aligned_alloc(size_t alignment, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_align(1) __alloc_size(2);
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__auto_type func = aligned_alloc;
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if (malloc_type_aligned_alloc) {
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return malloc_type_aligned_alloc(alignment, size, type_id);
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}
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return func(alignment, size);
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}
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#endif
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static int __attribute__((always_inline)) malloc_type_posix_memalign_backdeploy(void * __unsafe_indexable *memptr, size_t alignment, size_t size, malloc_type_id_t type_id) {
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__attribute__((weak_import)) int malloc_type_posix_memalign(void * __unsafe_indexable *memptr, size_t alignment, size_t size, malloc_type_id_t type_id);
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__auto_type func = posix_memalign;
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if (malloc_type_posix_memalign) {
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return malloc_type_posix_memalign(memptr, alignment, size, type_id);
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}
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return func(memptr, alignment, size);
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}
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#endif
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__END_DECLS
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#endif /* _MALLOC_UNDERSCORE_MALLOC_H_ */
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