xref: /xnu-11417.121.6/bsd/sys/sys_domain.h (revision a1e26a70f38d1d7daa7b49b258e2f8538ad81650)
1*a1e26a70SApple OSS Distributions /*
2*a1e26a70SApple OSS Distributions  * Copyright (c) 2000-2005, 2012, 2014 Apple Inc. All rights reserved.
3*a1e26a70SApple OSS Distributions  *
4*a1e26a70SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*a1e26a70SApple OSS Distributions  *
6*a1e26a70SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*a1e26a70SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*a1e26a70SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*a1e26a70SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*a1e26a70SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*a1e26a70SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*a1e26a70SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*a1e26a70SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*a1e26a70SApple OSS Distributions  *
15*a1e26a70SApple OSS Distributions  * Please obtain a copy of the License at
16*a1e26a70SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*a1e26a70SApple OSS Distributions  *
18*a1e26a70SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*a1e26a70SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*a1e26a70SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*a1e26a70SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*a1e26a70SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*a1e26a70SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*a1e26a70SApple OSS Distributions  * limitations under the License.
25*a1e26a70SApple OSS Distributions  *
26*a1e26a70SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*a1e26a70SApple OSS Distributions  */
28*a1e26a70SApple OSS Distributions 
29*a1e26a70SApple OSS Distributions 
30*a1e26a70SApple OSS Distributions #ifndef _SYSTEM_DOMAIN_H_
31*a1e26a70SApple OSS Distributions #define _SYSTEM_DOMAIN_H_
32*a1e26a70SApple OSS Distributions 
33*a1e26a70SApple OSS Distributions #include <sys/appleapiopts.h>
34*a1e26a70SApple OSS Distributions #include <sys/cdefs.h>
35*a1e26a70SApple OSS Distributions #include <sys/types.h>
36*a1e26a70SApple OSS Distributions 
37*a1e26a70SApple OSS Distributions #ifdef KERNEL_PRIVATE
38*a1e26a70SApple OSS Distributions #include <sys/sysctl.h>
39*a1e26a70SApple OSS Distributions #endif /* KERNEL_PRIVATE */
40*a1e26a70SApple OSS Distributions 
41*a1e26a70SApple OSS Distributions /* Kernel Events Protocol */
42*a1e26a70SApple OSS Distributions #define SYSPROTO_EVENT          1       /* kernel events protocol */
43*a1e26a70SApple OSS Distributions 
44*a1e26a70SApple OSS Distributions /* Kernel Control Protocol */
45*a1e26a70SApple OSS Distributions #define SYSPROTO_CONTROL        2       /* kernel control protocol */
46*a1e26a70SApple OSS Distributions #define AF_SYS_CONTROL          2       /* corresponding sub address type */
47*a1e26a70SApple OSS Distributions 
48*a1e26a70SApple OSS Distributions /* System family socket address */
49*a1e26a70SApple OSS Distributions struct sockaddr_sys {
50*a1e26a70SApple OSS Distributions 	u_char          ss_len;         /* sizeof(struct sockaddr_sys) */
51*a1e26a70SApple OSS Distributions 	u_char          ss_family;      /* AF_SYSTEM */
52*a1e26a70SApple OSS Distributions 	u_int16_t       ss_sysaddr;     /* protocol address in AF_SYSTEM */
53*a1e26a70SApple OSS Distributions 	u_int32_t       ss_reserved[7]; /* reserved to the protocol use */
54*a1e26a70SApple OSS Distributions };
55*a1e26a70SApple OSS Distributions 
56*a1e26a70SApple OSS Distributions #ifdef PRIVATE
57*a1e26a70SApple OSS Distributions struct  xsystmgen {
58*a1e26a70SApple OSS Distributions 	u_int32_t       xg_len; /* length of this structure */
59*a1e26a70SApple OSS Distributions 	u_int64_t       xg_count;       /* number of PCBs at this time */
60*a1e26a70SApple OSS Distributions 	u_int64_t       xg_gen; /* generation count at this time */
61*a1e26a70SApple OSS Distributions 	u_int64_t       xg_sogen;       /* current socket generation count */
62*a1e26a70SApple OSS Distributions };
63*a1e26a70SApple OSS Distributions #endif /* PRIVATE */
64*a1e26a70SApple OSS Distributions 
65*a1e26a70SApple OSS Distributions #ifdef KERNEL_PRIVATE
66*a1e26a70SApple OSS Distributions 
67*a1e26a70SApple OSS Distributions extern struct domain *systemdomain;
68*a1e26a70SApple OSS Distributions 
69*a1e26a70SApple OSS Distributions SYSCTL_DECL(_net_systm);
70*a1e26a70SApple OSS Distributions 
71*a1e26a70SApple OSS Distributions /* built in system domain protocols init function */
72*a1e26a70SApple OSS Distributions __BEGIN_DECLS
73*a1e26a70SApple OSS Distributions void kern_event_init(struct domain *);
74*a1e26a70SApple OSS Distributions void kern_control_init(struct domain *);
75*a1e26a70SApple OSS Distributions __END_DECLS
76*a1e26a70SApple OSS Distributions #endif /* KERNEL_PRIVATE */
77*a1e26a70SApple OSS Distributions 
78*a1e26a70SApple OSS Distributions #endif /* _SYSTEM_DOMAIN_H_ */
79