xref: /xnu-8792.61.2/libsyscall/mach/stack_logging_internal.h (revision 42e220869062b56f8d7d0726fd4c88954f87902c)
1*42e22086SApple OSS Distributions /*
2*42e22086SApple OSS Distributions  * Copyright (c) 2012 Apple Inc. All rights reserved.
3*42e22086SApple OSS Distributions  *
4*42e22086SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*42e22086SApple OSS Distributions  *
6*42e22086SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*42e22086SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*42e22086SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*42e22086SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*42e22086SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*42e22086SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*42e22086SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
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14*42e22086SApple OSS Distributions  *
15*42e22086SApple OSS Distributions  * Please obtain a copy of the License at
16*42e22086SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
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18*42e22086SApple OSS Distributions  * The Original Code and all software distributed under the License are
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27*42e22086SApple OSS Distributions  */
28*42e22086SApple OSS Distributions 
29*42e22086SApple OSS Distributions // These declarations must match those in Libc's stack_logging.h
30*42e22086SApple OSS Distributions 
31*42e22086SApple OSS Distributions #include <mach/vm_statistics.h>         // to get VM_FLAGS_ALIAS_MASK
32*42e22086SApple OSS Distributions 
33*42e22086SApple OSS Distributions #define stack_logging_type_vm_allocate 16      // mach_vm_allocate, mmap, mach_vm_map, mach_vm_remap, etc
34*42e22086SApple OSS Distributions #define stack_logging_type_vm_deallocate 32    // mach_vm_deallocate or munmap
35*42e22086SApple OSS Distributions #define stack_logging_type_mapped_file_or_shared_mem 128    // a hint that the VM region *might* be a mapped file or shared memory
36*42e22086SApple OSS Distributions 
37*42e22086SApple OSS Distributions // For logging VM allocation and deallocation, arg1 here
38*42e22086SApple OSS Distributions // is the mach_port_name_t of the target task in which the
39*42e22086SApple OSS Distributions // alloc or dealloc is occurring. For example, for mmap()
40*42e22086SApple OSS Distributions // that would be mach_task_self(), but for a cross-task-capable
41*42e22086SApple OSS Distributions // call such as mach_vm_map(), it is the target task.
42*42e22086SApple OSS Distributions 
43*42e22086SApple OSS Distributions typedef 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);
44*42e22086SApple OSS Distributions 
45*42e22086SApple OSS Distributions extern malloc_logger_t *__syscall_logger;
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