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1c79356b 1/*
39236c6e 2 * Copyright (c) 2012 Apple Inc. All rights reserved.
5d5c5d0d 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
0a7de745 5 *
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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. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
0a7de745 14 *
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15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
0a7de745 17 *
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18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5
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20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
0a7de745 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b 27 */
1c79356b 28
39236c6e 29// These declarations must match those in Libc's stack_logging.h
1c79356b 30
0a7de745 31#include <mach/vm_statistics.h> // to get VM_FLAGS_ALIAS_MASK
1c79356b 32
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33#define stack_logging_type_vm_allocate 16 // mach_vm_allocate, mmap, mach_vm_map, mach_vm_remap, etc
34#define stack_logging_type_vm_deallocate 32 // mach_vm_deallocate or munmap
35#define stack_logging_type_mapped_file_or_shared_mem 128 // a hint that the VM region *might* be a mapped file or shared memory
1c79356b 36
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37// For logging VM allocation and deallocation, arg1 here
38// is the mach_port_name_t of the target task in which the
39// alloc or dealloc is occurring. For example, for mmap()
40// that would be mach_task_self(), but for a cross-task-capable
41// call such as mach_vm_map(), it is the target task.
1c79356b 42
39236c6e 43typedef void (malloc_logger_t)(uint32_t type, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3, uintptr_t result, uint32_t num_hot_frames_to_skip);
1c79356b 44
39236c6e 45extern malloc_logger_t *__syscall_logger;