xref: /xnu-11417.101.15/libsyscall/mach/stack_logging_internal.h (revision e3723e1f17661b24996789d8afc084c0c3303b26)
1*e3723e1fSApple OSS Distributions /*
2*e3723e1fSApple OSS Distributions  * Copyright (c) 2012 Apple Inc. All rights reserved.
3*e3723e1fSApple OSS Distributions  *
4*e3723e1fSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*e3723e1fSApple OSS Distributions  *
6*e3723e1fSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*e3723e1fSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*e3723e1fSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*e3723e1fSApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*e3723e1fSApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*e3723e1fSApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*e3723e1fSApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*e3723e1fSApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*e3723e1fSApple OSS Distributions  *
15*e3723e1fSApple OSS Distributions  * Please obtain a copy of the License at
16*e3723e1fSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*e3723e1fSApple OSS Distributions  *
18*e3723e1fSApple OSS Distributions  * The Original Code and all software distributed under the License are
19*e3723e1fSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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27*e3723e1fSApple OSS Distributions  */
28*e3723e1fSApple OSS Distributions 
29*e3723e1fSApple OSS Distributions // These declarations must match those in Libc's stack_logging.h
30*e3723e1fSApple OSS Distributions 
31*e3723e1fSApple OSS Distributions #include <mach/vm_statistics.h>         // to get VM_FLAGS_ALIAS_MASK
32*e3723e1fSApple OSS Distributions 
33*e3723e1fSApple OSS Distributions #define stack_logging_type_vm_allocate 16      // mach_vm_allocate, mmap, mach_vm_map, mach_vm_remap, etc
34*e3723e1fSApple OSS Distributions #define stack_logging_type_vm_deallocate 32    // mach_vm_deallocate or munmap
35*e3723e1fSApple 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*e3723e1fSApple OSS Distributions 
37*e3723e1fSApple OSS Distributions // For logging VM allocation and deallocation, arg1 here
38*e3723e1fSApple OSS Distributions // is the mach_port_name_t of the target task in which the
39*e3723e1fSApple OSS Distributions // alloc or dealloc is occurring. For example, for mmap()
40*e3723e1fSApple OSS Distributions // that would be mach_task_self(), but for a cross-task-capable
41*e3723e1fSApple OSS Distributions // call such as mach_vm_map(), it is the target task.
42*e3723e1fSApple OSS Distributions 
43*e3723e1fSApple 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*e3723e1fSApple OSS Distributions 
45*e3723e1fSApple OSS Distributions extern malloc_logger_t *__syscall_logger;
46