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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | /* * Copyright (c) 2022 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_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. 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_LICENSE_HEADER_END@ */ #ifndef _MALLOC_UNDERSCORE_MALLOC_TYPE_H_ #define _MALLOC_UNDERSCORE_MALLOC_TYPE_H_ #include <malloc/_ptrcheck.h> __ptrcheck_abi_assume_single() typedef unsigned long long malloc_type_id_t; #if defined(__LP64__) /* MALLOC_TARGET_64BIT */ // Included from <malloc/_malloc.h> so carefully manage what we include here. #include <Availability.h> /* __SPI_AVAILABLE */ #if __has_include(<sys/_types/_size_t.h>) #include <sys/_types/_size_t.h> #else #define __need_size_t #include <stddef.h> #undef __need_size_t #endif /* size_t */ #include <sys/cdefs.h> /* __BEGIN_DECLS */ __BEGIN_DECLS #define _MALLOC_TYPE_MALLOC_BACKDEPLOY_PUBLIC 1 #ifndef __APPLE_BLEACH_SDK__ #undef _MALLOC_TYPE_MALLOC_BACKDEPLOY_PUBLIC #define _MALLOC_TYPE_MALLOC_BACKDEPLOY_PUBLIC 0 #endif #if _MALLOC_TYPE_MALLOC_BACKDEPLOY_PUBLIC && defined(__has_feature) && __has_feature(typed_memory_operations) && __has_builtin(__is_target_os) && defined(__LP64__) && !defined(_MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING) #if (defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 140000) || \ (defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ < 170000) || \ (defined(__ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__ < 170000) || \ (defined(__ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__ < 100000) #define _MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING 1 #endif #endif /** If we are in a TMO backdeployment configuration we do not globally declare the * real TMO entry points, so that we error out if someone is trying to use them * when their presence is not guaranteed */ #if defined(_MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING) && _MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING 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); 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); static void __attribute__((always_inline)) malloc_type_free_backdeploy(void * __unsafe_indexable ptr, malloc_type_id_t type_id); 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); 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); #if (defined(__DARWIN_C_LEVEL) && defined(__DARWIN_C_FULL) && __DARWIN_C_LEVEL >= __DARWIN_C_FULL) || \ (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L) || \ (defined(__cplusplus) && __cplusplus >= 201703L) 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); #endif 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) /*__alloc_align(2) __alloc_size(3)*/; /* <malloc/malloc.h> */ typedef struct _malloc_zone_t malloc_zone_t; static void * __sized_by_or_null(size) __attribute__((always_inline)) malloc_type_zone_malloc_backdeploy(malloc_zone_t *zone, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2); static void * __sized_by_or_null(count * size) __attribute__((always_inline)) malloc_type_zone_calloc_backdeploy(malloc_zone_t *zone, size_t count, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2,3); static void __attribute__((always_inline)) malloc_type_zone_free_backdeploy(malloc_zone_t *zone, void * __unsafe_indexable ptr, malloc_type_id_t type_id); static void * __sized_by_or_null(size) __attribute__((always_inline)) malloc_type_zone_realloc_backdeploy(malloc_zone_t *zone, void * __unsafe_indexable ptr, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(3); static void *__sized_by_or_null(size) __attribute__((always_inline)) malloc_type_zone_valloc_backdeploy(malloc_zone_t *zone, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2); static void *__sized_by_or_null(size) __attribute__((always_inline)) malloc_type_zone_memalign_backdeploy(malloc_zone_t *zone, size_t alignment, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_align(2) __alloc_size(3); #else /* <malloc/_malloc.h> */ __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void * __sized_by_or_null(size) malloc_type_malloc(size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) 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); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void malloc_type_free(void * __unsafe_indexable ptr, malloc_type_id_t type_id); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) 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); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void * __sized_by_or_null(size) malloc_type_valloc(size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(1); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) 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); /* rdar://120689514 */ __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) int malloc_type_posix_memalign(void * __unsafe_indexable *memptr, size_t alignment, size_t size, malloc_type_id_t type_id) /*__alloc_align(2) __alloc_size(3)*/; /* <malloc/malloc.h> */ typedef struct _malloc_zone_t malloc_zone_t; __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void * __sized_by_or_null(size) malloc_type_zone_malloc(malloc_zone_t *zone, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void * __sized_by_or_null(count * size) malloc_type_zone_calloc(malloc_zone_t *zone, size_t count, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2,3); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void malloc_type_zone_free(malloc_zone_t *zone, void * __unsafe_indexable ptr, malloc_type_id_t type_id); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void * __sized_by_or_null(size) malloc_type_zone_realloc(malloc_zone_t *zone, void * __unsafe_indexable ptr, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(3); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void *__sized_by_or_null(size) malloc_type_zone_valloc(malloc_zone_t *zone, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_size(2); __API_AVAILABLE(macos(14.0), ios(17.0), tvos(17.0), watchos(10.0), bridgeos(8.0), visionos(1.0), driverkit(23.0)) void *__sized_by_or_null(size) malloc_type_zone_memalign(malloc_zone_t *zone, size_t alignment, size_t size, malloc_type_id_t type_id) __result_use_check __alloc_align(2) __alloc_size(3); #endif __END_DECLS /* Rewrite enablement */ #if defined(__has_feature) && __has_feature(typed_memory_operations) /* Enable for all Apple platforms (including Exclaves), except bridgeOS. */ #if (__has_builtin(__is_target_os) && __is_target_os(darwin) && !__is_target_os(bridgeos)) ||\ (__has_builtin(__is_target_environment) && (__is_target_environment(exclavekit) || __is_target_environment(exclavecore))) #if defined(_MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING) && _MALLOC_TYPE_MALLOC_IS_BACKDEPLOYING #define _MALLOC_TYPE_ENABLED 1 #define _MALLOC_TYPED(override, type_param_pos) __attribute__((typed_memory_operation(override##_backdeploy, type_param_pos))) #else #define _MALLOC_TYPED(override, type_param_pos) __attribute__((typed_memory_operation(override, type_param_pos))) #define _MALLOC_TYPE_ENABLED 1 #endif #endif #endif /* defined(__has_feature) && __has_feature(typed_memory_operations) */ #endif /* MALLOC_TARGET_64BIT */ #if !defined(_MALLOC_TYPED) #define _MALLOC_TYPED(override, type_param_pos) #endif #endif /* _MALLOC_UNDERSCORE_MALLOC_TYPE_H_ */ |