xref: /xnu-10063.141.1/bsd/sys/event_log.h (revision d8b80295118ef25ac3a784134bcf95cd8e88109f)
1*d8b80295SApple OSS Distributions /*
2*d8b80295SApple OSS Distributions  * Copyright (c) 2021 Apple Inc. All rights reserved.
3*d8b80295SApple OSS Distributions  *
4*d8b80295SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*d8b80295SApple OSS Distributions  *
6*d8b80295SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*d8b80295SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*d8b80295SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*d8b80295SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*d8b80295SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*d8b80295SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*d8b80295SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*d8b80295SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*d8b80295SApple OSS Distributions  *
15*d8b80295SApple OSS Distributions  * Please obtain a copy of the License at
16*d8b80295SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*d8b80295SApple OSS Distributions  *
18*d8b80295SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*d8b80295SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*d8b80295SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*d8b80295SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*d8b80295SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*d8b80295SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*d8b80295SApple OSS Distributions  * limitations under the License.
25*d8b80295SApple OSS Distributions  *
26*d8b80295SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*d8b80295SApple OSS Distributions  */
28*d8b80295SApple OSS Distributions 
29*d8b80295SApple OSS Distributions #ifndef _SYSTEM_EVENT_LOG_H_
30*d8b80295SApple OSS Distributions #define _SYSTEM_EVENT_LOG_H_
31*d8b80295SApple OSS Distributions 
32*d8b80295SApple OSS Distributions #include <Availability.h>
33*d8b80295SApple OSS Distributions #include <sys/cdefs.h>
34*d8b80295SApple OSS Distributions #include <stdint.h>
35*d8b80295SApple OSS Distributions 
36*d8b80295SApple OSS Distributions __BEGIN_DECLS
37*d8b80295SApple OSS Distributions 
38*d8b80295SApple OSS Distributions #define SYSTEM_EVENT_ENTITLEMENT "com.apple.private.record_system_event"
39*d8b80295SApple OSS Distributions 
40*d8b80295SApple OSS Distributions // These arbitrary numbers are used to limit the size of the system event message.
41*d8b80295SApple OSS Distributions // We don't want the messages to be too long, as they're going over serial.
42*d8b80295SApple OSS Distributions #define SYSTEM_EVENT_EVENT_MAX 64
43*d8b80295SApple OSS Distributions #define SYSTEM_EVENT_PAYLOAD_MAX 96
44*d8b80295SApple OSS Distributions 
45*d8b80295SApple OSS Distributions __enum_decl(system_event_type, uint8_t, {
46*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_TYPE_FIRST = 0,
47*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_TYPE_INFO,
48*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_TYPE_ERROR,
49*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_TYPE_LAST
50*d8b80295SApple OSS Distributions });
51*d8b80295SApple OSS Distributions 
52*d8b80295SApple OSS Distributions __enum_decl(system_event_subsystem, uint8_t, {
53*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_FIRST = 0,
54*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_LAUNCHD,
55*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_TEST,
56*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_NVRAM,
57*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_PROCESS,
58*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_PMRD,
59*d8b80295SApple OSS Distributions 	SYSTEM_EVENT_SUBSYSTEM_LAST
60*d8b80295SApple OSS Distributions });
61*d8b80295SApple OSS Distributions 
62*d8b80295SApple OSS Distributions #ifndef KERNEL
63*d8b80295SApple OSS Distributions 
64*d8b80295SApple OSS Distributions /*
65*d8b80295SApple OSS Distributions  * Known subsystems can use this to emit system event transition logging messages in
66*d8b80295SApple OSS Distributions  * a structured and understandable way.
67*d8b80295SApple OSS Distributions  */
68*d8b80295SApple OSS Distributions 
69*d8b80295SApple OSS Distributions __WATCHOS_AVAILABLE(9.0) __OSX_AVAILABLE(13.0) __IOS_AVAILABLE(16.0) __TVOS_AVAILABLE(16.0)
70*d8b80295SApple OSS Distributions int
71*d8b80295SApple OSS Distributions record_system_event_as_kernel(system_event_type type, system_event_subsystem subsystem, const char *event,
72*d8b80295SApple OSS Distributions     const char *payload);
73*d8b80295SApple OSS Distributions 
74*d8b80295SApple OSS Distributions #endif /* !KERNEL */
75*d8b80295SApple OSS Distributions 
76*d8b80295SApple OSS Distributions __END_DECLS
77*d8b80295SApple OSS Distributions 
78*d8b80295SApple OSS Distributions #endif /* _SYSTEM_EVENT_LOG_H_ */
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