xref: /xnu-11215.41.3/bsd/sys/event_log.h (revision 33de042d024d46de5ff4e89f2471de6608e37fa4)
1*33de042dSApple OSS Distributions /*
2*33de042dSApple OSS Distributions  * Copyright (c) 2021 Apple Inc. All rights reserved.
3*33de042dSApple OSS Distributions  *
4*33de042dSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*33de042dSApple OSS Distributions  *
6*33de042dSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*33de042dSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*33de042dSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*33de042dSApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*33de042dSApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*33de042dSApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*33de042dSApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*33de042dSApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*33de042dSApple OSS Distributions  *
15*33de042dSApple OSS Distributions  * Please obtain a copy of the License at
16*33de042dSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*33de042dSApple OSS Distributions  *
18*33de042dSApple OSS Distributions  * The Original Code and all software distributed under the License are
19*33de042dSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*33de042dSApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*33de042dSApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*33de042dSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*33de042dSApple OSS Distributions  * Please see the License for the specific language governing rights and
24*33de042dSApple OSS Distributions  * limitations under the License.
25*33de042dSApple OSS Distributions  *
26*33de042dSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*33de042dSApple OSS Distributions  */
28*33de042dSApple OSS Distributions 
29*33de042dSApple OSS Distributions #ifndef _SYSTEM_EVENT_LOG_H_
30*33de042dSApple OSS Distributions #define _SYSTEM_EVENT_LOG_H_
31*33de042dSApple OSS Distributions 
32*33de042dSApple OSS Distributions #include <Availability.h>
33*33de042dSApple OSS Distributions #include <sys/cdefs.h>
34*33de042dSApple OSS Distributions #include <stdint.h>
35*33de042dSApple OSS Distributions 
36*33de042dSApple OSS Distributions __BEGIN_DECLS
37*33de042dSApple OSS Distributions 
38*33de042dSApple OSS Distributions #define SYSTEM_EVENT_ENTITLEMENT "com.apple.private.record_system_event"
39*33de042dSApple OSS Distributions 
40*33de042dSApple OSS Distributions // These arbitrary numbers are used to limit the size of the system event message.
41*33de042dSApple OSS Distributions // We don't want the messages to be too long, as they're going over serial.
42*33de042dSApple OSS Distributions #define SYSTEM_EVENT_EVENT_MAX 64
43*33de042dSApple OSS Distributions #define SYSTEM_EVENT_PAYLOAD_MAX 96
44*33de042dSApple OSS Distributions 
45*33de042dSApple OSS Distributions __enum_decl(system_event_type, uint8_t, {
46*33de042dSApple OSS Distributions 	SYSTEM_EVENT_TYPE_FIRST = 0,
47*33de042dSApple OSS Distributions 	SYSTEM_EVENT_TYPE_INFO,
48*33de042dSApple OSS Distributions 	SYSTEM_EVENT_TYPE_ERROR,
49*33de042dSApple OSS Distributions 	SYSTEM_EVENT_TYPE_LAST
50*33de042dSApple OSS Distributions });
51*33de042dSApple OSS Distributions 
52*33de042dSApple OSS Distributions __enum_decl(system_event_subsystem, uint8_t, {
53*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_FIRST = 0,
54*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_LAUNCHD,
55*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_TEST,
56*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_NVRAM,
57*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_PROCESS,
58*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_PMRD,
59*33de042dSApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_LAST
60*33de042dSApple OSS Distributions });
61*33de042dSApple OSS Distributions 
62*33de042dSApple OSS Distributions #ifndef KERNEL
63*33de042dSApple OSS Distributions 
64*33de042dSApple OSS Distributions /*
65*33de042dSApple OSS Distributions  * Known subsystems can use this to emit system event transition logging messages in
66*33de042dSApple OSS Distributions  * a structured and understandable way.
67*33de042dSApple OSS Distributions  */
68*33de042dSApple OSS Distributions 
69*33de042dSApple OSS Distributions __WATCHOS_AVAILABLE(9.0) __OSX_AVAILABLE(13.0) __IOS_AVAILABLE(16.0) __TVOS_AVAILABLE(16.0)
70*33de042dSApple OSS Distributions int
71*33de042dSApple OSS Distributions record_system_event_as_kernel(system_event_type type, system_event_subsystem subsystem, const char *event,
72*33de042dSApple OSS Distributions     const char *payload);
73*33de042dSApple OSS Distributions 
74*33de042dSApple OSS Distributions #endif /* !KERNEL */
75*33de042dSApple OSS Distributions 
76*33de042dSApple OSS Distributions __END_DECLS
77*33de042dSApple OSS Distributions 
78*33de042dSApple OSS Distributions #endif /* _SYSTEM_EVENT_LOG_H_ */
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