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