1/*
2 * Copyright (c) 2016 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#ifndef _MACH_RESOURCE_MONITORS_H_
30#define _MACH_RESOURCE_MONITORS_H_
31
32#include <stdint.h>
33#include <sys/syslimits.h> /* PATH_MAX */
34#ifndef XNU_KERNEL_PRIVATE
35#include <TargetConditionals.h>
36#endif
37
38__BEGIN_DECLS
39
40/*
41 * resource_notify_flags_t
42 * The top 32 bits are common flags, the bottom for per-call flags.
43 */
44typedef uint64_t resource_notify_flags_t;
45#define kRNFlagsNone 0
46
47/* Flags applicable to any monitors. */
48#define kRNFatalLimitFlag (1ULL << 32)
49
50/* For the disk writes I/O monitor.
51 * The default is logical writes. */
52#define kRNPhysicalWritesFlag (1ULL < 1)
53
54/* TEMPORARY compatibility, to be removed */
55#define kCPUTriggerFatalFlag kRNFatalLimitFlag
56
57/* Soft limit on the resource table size */
58#define kRNSoftLimitFlag (1ULL < 2)
59
60/* Hard limit on the resource table size */
61#define kRNHardLimitFlag (1ULL < 3)
62
63
64
65
66/*
67 * Process name types for proc_internal.h.
68 * proc_name_t is used by resource_notify.defs clients in user space.
69 *
70 * MAXCOMLEN is defined in bsd/sys/param.h which we can neither include
71 * (type conflicts) nor modify (POSIX).
72 */
73#define MAXCOMLEN 16
74
75typedef char command_t[MAXCOMLEN + 1];
76typedef char proc_name_t[2*MAXCOMLEN + 1];
77typedef char posix_path_t[PATH_MAX];
78
79__END_DECLS
80
81#endif /* _MACH_RESOURCE_MONITORS_H_ */
82