xref: /xnu-12377.81.4/bsd/sys/sys_domain.h (revision 043036a2b3718f7f0be807e2870f8f47d3fa0796)
1 /*
2  * Copyright (c) 2000-2005, 2012, 2014, 2025 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 
30 #ifndef _SYSTEM_DOMAIN_H_
31 #define _SYSTEM_DOMAIN_H_
32 
33 #include <sys/appleapiopts.h>
34 #include <sys/cdefs.h>
35 #include <sys/types.h>
36 
37 /* Kernel Events Protocol */
38 #define SYSPROTO_EVENT          1       /* kernel events protocol */
39 
40 /* Kernel Control Protocol */
41 #define SYSPROTO_CONTROL        2       /* kernel control protocol */
42 #define AF_SYS_CONTROL          2       /* corresponding sub address type */
43 
44 /* System family socket address */
45 struct sockaddr_sys {
46 	u_char          ss_len;         /* sizeof(struct sockaddr_sys) */
47 	u_char          ss_family;      /* AF_SYSTEM */
48 	u_int16_t       ss_sysaddr;     /* protocol address in AF_SYSTEM */
49 	u_int32_t       ss_reserved[7]; /* reserved to the protocol use */
50 };
51 
52 #if defined(PRIVATE) && !defined(MODULES_SUPPORTED)
53 #include <sys/sys_domain_private.h>
54 #endif /* KERNEL_PRIVATE */
55 
56 #endif /* _SYSTEM_DOMAIN_H_ */
57