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--- libmalloc/libmalloc-792.1.1/src/internal.h
+++ libmalloc/libmalloc-521.120.7/src/internal.h
@@ -93,7 +93,6 @@
uint64_t opaque[2];
} plat_map_exclaves_t;
#if !MALLOC_TARGET_EXCLAVES
-# include <mach/error.h>
# include <mach/mach.h>
# include <mach/mach_init.h>
# include <mach/mach_time.h>
@@ -105,7 +104,6 @@
# include <mach/vm_page_size.h>
# include <mach/vm_param.h>
# include <mach/vm_reclaim.h>
-# include <mach/vm_reclaim_private.h>
# include <mach/vm_statistics.h>
# include <machine/cpu_capabilities.h>
@@ -126,7 +124,6 @@
# define vm_page_size PAGE_SIZE
# define PAGE_MASK (PAGE_SIZE-1)
-typedef uint64_t mach_vm_reclaim_id_t;
# define mach_vm_round_page(x) (((mach_vm_offset_t)(x) + PAGE_MASK) & ~((signed)PAGE_MASK))
# define round_page(x) (((vm_offset_t)(x) + PAGE_MASK) & ~((vm_offset_t)PAGE_MASK))
@@ -156,7 +153,6 @@
# include <os/crashlog_private.h>
# include <os/lock_private.h>
# include <os/once_private.h>
-# include <os/security_config_private.h>
#else
# include <_liblibc/_error.h>
#endif // !MALLOC_TARGET_EXCLAVES
@@ -174,7 +170,6 @@
# include <pthread/private.h> // _pthread_threadid_self_np_direct()
# include <pthread/tsd_private.h> // TSD keys
#else
-# include <platform/platform.h>
# include <pthread.h>
#endif // !MALLOC_TARGET_EXCLAVES
@@ -210,13 +205,11 @@
#include <sys/mman.h>
#include <sys/queue.h>
#if !MALLOC_TARGET_EXCLAVES
-# include <sys/codesign.h>
# include <sys/event.h>
# include <sys/param.h>
# include <sys/stat.h>
# include <sys/sysctl.h>
# include <sys/random.h>
-# include <sys/csr.h>
#else
# include <vas/vas.h>
# define howmany(x, y) ((((x) % (y)) == 0) ? ((x) / (y)) : (((x) / (y)) + 1))
@@ -237,16 +230,12 @@
#endif // !MALLOC_TARGET_EXCLAVES
#if !MALLOC_TARGET_EXCLAVES
-#include <corecrypto/ccsha2.h>
-#endif
-
-#if !MALLOC_TARGET_EXCLAVES
// pthread reserves 5 TSD keys for libmalloc
# define __TSD_MALLOC_PROB_GUARD_SAMPLE_COUNTER __PTK_LIBMALLOC_KEY0
# define __TSD_MALLOC_ZERO_CORRUPTION_COUNTER __PTK_LIBMALLOC_KEY1
# define __TSD_MALLOC_THREAD_OPTIONS __PTK_LIBMALLOC_KEY2
# define __TSD_MALLOC_TYPE_DESCRIPTOR __PTK_LIBMALLOC_KEY3
-# define __TSD_MALLOC_XZONE_THREAD_CACHE __PTK_LIBMALLOC_KEY4
+# define __TSD_MALLOC_UNUSED4 __PTK_LIBMALLOC_KEY4
#else
# include "liblibc_overrides.h"
# define __TSD_MALLOC_TYPE_DESCRIPTOR __LIBLIBC_XZONE_TSS_KEY
@@ -267,8 +256,8 @@
#endif // !MALLOC_TARGET_EXCLAVES
#include "malloc/malloc.h"
#include "early_malloc.h"
-#include "instrumentation.h"
-#if !MALLOC_TARGET_EXCLAVES
+#if !MALLOC_TARGET_EXCLAVES
+# include "instrumentation.h"
# include "frozen_malloc.h"
# include "legacy_malloc.h"
# include "magazine_malloc.h"
@@ -314,11 +303,11 @@
* - freed pages are not aggressively madvised by default
* - the large cache is enabled (and not enrolled in deferred reclamation)
*/
-#if CONFIG_MADVISE_PRESSURE_RELIEF || (CONFIG_LARGE_CACHE && !CONFIG_MAGAZINE_DEFERRED_RECLAIM)
+#if CONFIG_MADVISE_PRESSURE_RELIEF || (CONFIG_LARGE_CACHE && !CONFIG_DEFERRED_RECLAIM)
#define MALLOC_MEMORYSTATUS_MASK_PRESSURE_RELIEF ( \
NOTE_MEMORYSTATUS_PRESSURE_WARN | \
NOTE_MEMORYSTATUS_PRESSURE_NORMAL)
-#else /* CONFIG_MADVISE_PRESSURE_RELIEF || (CONFIG_LARGE_CACHE && !CONFIG_MAGAZINE_DEFERRED_RECLAIM) */
+#else /* CONFIG_MADVISE_PRESSURE_RELIEF || (CONFIG_LARGE_CACHE && !CONFIG_DEFERRED_RECLAIM) */
#define MALLOC_MEMORYSTATUS_MASK_PRESSURE_RELIEF 0
#endif
@@ -326,10 +315,14 @@
* Resource Exception Reports are generated on process limits and
* system-critical memory pressure.
*/
+#if ENABLE_MEMORY_RESOURCE_EXCEPTION_HANDLING
#define MALLOC_MEMORYSTATUS_MASK_RESOURCE_EXCEPTION_HANDLING ( \
NOTE_MEMORYSTATUS_PROC_LIMIT_WARN | \
NOTE_MEMORYSTATUS_PROC_LIMIT_CRITICAL | \
NOTE_MEMORYSTATUS_PRESSURE_CRITICAL )
+#else /* ENABLE_MEMORY_RESOURCE_EXCEPTION_HANDLING */
+#define MALLOC_MEMORYSTATUS_MASK_RESOURCE_EXCEPTION_HANDLING 0
+#endif
/* MallocStackLogging.framework notification dependencies */
#define MSL_MEMORYPRESSURE_MASK ( NOTE_MEMORYSTATUS_PROC_LIMIT_WARN | \
@@ -349,7 +342,8 @@
* the `_MSL` mask.
*/
#define MALLOC_MEMORYPRESSURE_MASK_DEFAULT ( NOTE_MEMORYSTATUS_MSL_STATUS | \
- MALLOC_MEMORYSTATUS_MASK_PRESSURE_RELIEF )
+ MALLOC_MEMORYSTATUS_MASK_PRESSURE_RELIEF | \
+ MALLOC_MEMORYSTATUS_MASK_RESOURCE_EXCEPTION_HANDLING )
#define MALLOC_MEMORYPRESSURE_MASK_MSL ( MALLOC_MEMORYPRESSURE_MASK_DEFAULT | \
MSL_MEMORYPRESSURE_MASK )
@@ -389,33 +383,33 @@
#endif
MALLOC_NOEXPORT
-void * __sized_by_or_null(size)
+void *
_malloc_zone_malloc(malloc_zone_t *zone, size_t size, malloc_zone_options_t mzo) __alloc_size(2);
MALLOC_NOEXPORT
-void * __sized_by_or_null(num_items * size)
+void *
_malloc_zone_calloc(malloc_zone_t *zone, size_t num_items, size_t size, malloc_zone_options_t mzo) __alloc_size(2,3);
MALLOC_NOEXPORT
-void * __sized_by_or_null(size)
+void *
_malloc_zone_valloc(malloc_zone_t *zone, size_t size, malloc_zone_options_t mzo) __alloc_size(2);
MALLOC_NOEXPORT
-void * __sized_by_or_null(size)
+void *
_malloc_zone_realloc(malloc_zone_t *zone, void * __unsafe_indexable ptr,
size_t size, malloc_type_descriptor_t type_desc) __alloc_size(3);
MALLOC_NOEXPORT
-void * __sized_by_or_null(size)
+void *
_malloc_zone_memalign(malloc_zone_t *zone, size_t alignment, size_t size,
malloc_zone_options_t mzo, malloc_type_descriptor_t type_desc)
__alloc_align(2) __alloc_size(3);
#if !MALLOC_TARGET_EXCLAVES
MALLOC_NOEXPORT
-void * __sized_by_or_null(size)
-_malloc_zone_malloc_with_options_outlined(malloc_zone_t *zone, size_t align,
- size_t size, malloc_zone_malloc_options_t options)
+void *
+_malloc_zone_malloc_with_options_np_outlined(malloc_zone_t *zone, size_t align,
+ size_t size, malloc_options_np_t options)
__alloc_align(2) __alloc_size(3);
#endif // !MALLOC_TARGET_EXCLAVES
@@ -431,13 +425,8 @@
#endif // DARWINTEST || MALLOC_BUILDING_XCTESTS
MALLOC_NOEXPORT
-void * __sized_by_or_null(new_size)
+void *
_realloc(void * __unsafe_indexable in_ptr, size_t new_size) __alloc_size(2);
-
-MALLOC_NOEXPORT
-malloc_zone_t *
-find_registered_zone(const void * __unsafe_indexable ptr, size_t *returned_size,
- bool known_non_default);
MALLOC_NOEXPORT
int
@@ -480,23 +469,7 @@
#endif // TARGET_OS_SIMULATOR
}
-#if !MALLOC_TARGET_EXCLAVES
-typedef union {
- malloc_thread_options_t options;
- void *storage;
-} th_opts_t;
-
-MALLOC_STATIC_ASSERT(sizeof(th_opts_t) == sizeof(void *), "Options fit into pointer bits");
-
-static inline void
-_malloc_set_thread_options(malloc_thread_options_t opts)
-{
- th_opts_t x = {.options = opts};
- _pthread_setspecific_direct(__TSD_MALLOC_THREAD_OPTIONS, x.storage);
-}
-#endif // MALLOC_TARGET_EXCLAVES
-
-#if CONFIG_CLUSTER_AWARE
+#if CONFIG_MAGAZINE_PER_CLUSTER
static inline unsigned int
_malloc_cpu_cluster_number(void)
@@ -518,7 +491,7 @@
#endif
}
-#endif // CONFIG_CLUSTER_AWARE
+#endif // CONFIG_MAGAZINE_PER_CLUSTER
// Gets the allocation size for a calloc(). Multiples size by num_items and adds
// extra_size, storing the result in *total_size. Returns 0 on success, -1 (with
@@ -575,6 +548,7 @@
typedef void (*set_msl_lite_hooks_callout_t) (struct _malloc_msl_lite_hooks_s *hooksp, size_t size);
void set_msl_lite_hooks(set_msl_lite_hooks_callout_t callout);
+
static MALLOC_INLINE void
yield(void)
{
@@ -586,16 +560,4 @@
#endif // !MALLOC_TARGET_EXCLAVES
}
-#if CONFIG_FEATUREFLAGS_SIMPLE
-#if TARGET_OS_SIMULATOR
-#define malloc_secure_feature_enabled(name, fallback, simulator_default) \
- (simulator_default)
-#else
-// TODO: Do we want the secure fallback to be the same as the no-ff fallback?
-#define malloc_secure_feature_enabled(name, fallback, simulator_default) \
- (malloc_internal_security_policy ? \
- os_feature_enabled_simple(libmalloc, name, fallback) : (fallback))
-#endif // TARGET_OS_SIMULATOR
-#endif // CONFIG_FEATUREFLAGS_SIMPLE
-
#endif // __INTERNAL_H