xref: /xnu-10063.141.1/bsd/sys/sys_domain.h (revision d8b80295118ef25ac3a784134bcf95cd8e88109f)
1*d8b80295SApple OSS Distributions /*
2*d8b80295SApple OSS Distributions  * Copyright (c) 2000-2005, 2012, 2014 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 
30*d8b80295SApple OSS Distributions #ifndef _SYSTEM_DOMAIN_H_
31*d8b80295SApple OSS Distributions #define _SYSTEM_DOMAIN_H_
32*d8b80295SApple OSS Distributions 
33*d8b80295SApple OSS Distributions #include <sys/appleapiopts.h>
34*d8b80295SApple OSS Distributions #include <sys/cdefs.h>
35*d8b80295SApple OSS Distributions #include <sys/types.h>
36*d8b80295SApple OSS Distributions 
37*d8b80295SApple OSS Distributions #ifdef KERNEL_PRIVATE
38*d8b80295SApple OSS Distributions #include <sys/sysctl.h>
39*d8b80295SApple OSS Distributions #endif /* KERNEL_PRIVATE */
40*d8b80295SApple OSS Distributions 
41*d8b80295SApple OSS Distributions /* Kernel Events Protocol */
42*d8b80295SApple OSS Distributions #define SYSPROTO_EVENT          1       /* kernel events protocol */
43*d8b80295SApple OSS Distributions 
44*d8b80295SApple OSS Distributions /* Kernel Control Protocol */
45*d8b80295SApple OSS Distributions #define SYSPROTO_CONTROL        2       /* kernel control protocol */
46*d8b80295SApple OSS Distributions #define AF_SYS_CONTROL          2       /* corresponding sub address type */
47*d8b80295SApple OSS Distributions 
48*d8b80295SApple OSS Distributions /* System family socket address */
49*d8b80295SApple OSS Distributions struct sockaddr_sys {
50*d8b80295SApple OSS Distributions 	u_char          ss_len;         /* sizeof(struct sockaddr_sys) */
51*d8b80295SApple OSS Distributions 	u_char          ss_family;      /* AF_SYSTEM */
52*d8b80295SApple OSS Distributions 	u_int16_t       ss_sysaddr;     /* protocol address in AF_SYSTEM */
53*d8b80295SApple OSS Distributions 	u_int32_t       ss_reserved[7]; /* reserved to the protocol use */
54*d8b80295SApple OSS Distributions };
55*d8b80295SApple OSS Distributions 
56*d8b80295SApple OSS Distributions #ifdef PRIVATE
57*d8b80295SApple OSS Distributions struct  xsystmgen {
58*d8b80295SApple OSS Distributions 	u_int32_t       xg_len; /* length of this structure */
59*d8b80295SApple OSS Distributions 	u_int64_t       xg_count;       /* number of PCBs at this time */
60*d8b80295SApple OSS Distributions 	u_int64_t       xg_gen; /* generation count at this time */
61*d8b80295SApple OSS Distributions 	u_int64_t       xg_sogen;       /* current socket generation count */
62*d8b80295SApple OSS Distributions };
63*d8b80295SApple OSS Distributions #endif /* PRIVATE */
64*d8b80295SApple OSS Distributions 
65*d8b80295SApple OSS Distributions #ifdef KERNEL_PRIVATE
66*d8b80295SApple OSS Distributions 
67*d8b80295SApple OSS Distributions extern struct domain *systemdomain;
68*d8b80295SApple OSS Distributions 
69*d8b80295SApple OSS Distributions SYSCTL_DECL(_net_systm);
70*d8b80295SApple OSS Distributions 
71*d8b80295SApple OSS Distributions /* built in system domain protocols init function */
72*d8b80295SApple OSS Distributions __BEGIN_DECLS
73*d8b80295SApple OSS Distributions void kern_event_init(struct domain *);
74*d8b80295SApple OSS Distributions void kern_control_init(struct domain *);
75*d8b80295SApple OSS Distributions __END_DECLS
76*d8b80295SApple OSS Distributions #endif /* KERNEL_PRIVATE */
77*d8b80295SApple OSS Distributions 
78*d8b80295SApple OSS Distributions #endif /* _SYSTEM_DOMAIN_H_ */
79