1/*
2 * Copyright (c) 2012 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
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.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
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
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29// These declarations must match those in Libc's stack_logging.h
30
31#include <mach/vm_statistics.h>		// to get VM_FLAGS_ALIAS_MASK
32
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
36
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.
42
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);
44
45extern malloc_logger_t *__syscall_logger;
46