xref: /xnu-12377.41.6/bsd/kern/sys_domain.c (revision bbb1b6f9e71b8cdde6e5cd6f4841f207dee3d828)
1*bbb1b6f9SApple OSS Distributions /*
2*bbb1b6f9SApple OSS Distributions  * Copyright (c) 2000-2014 Apple Inc. All rights reserved.
3*bbb1b6f9SApple OSS Distributions  *
4*bbb1b6f9SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*bbb1b6f9SApple OSS Distributions  *
6*bbb1b6f9SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*bbb1b6f9SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*bbb1b6f9SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*bbb1b6f9SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*bbb1b6f9SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*bbb1b6f9SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*bbb1b6f9SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*bbb1b6f9SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*bbb1b6f9SApple OSS Distributions  *
15*bbb1b6f9SApple OSS Distributions  * Please obtain a copy of the License at
16*bbb1b6f9SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*bbb1b6f9SApple OSS Distributions  *
18*bbb1b6f9SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*bbb1b6f9SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*bbb1b6f9SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*bbb1b6f9SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*bbb1b6f9SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*bbb1b6f9SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*bbb1b6f9SApple OSS Distributions  * limitations under the License.
25*bbb1b6f9SApple OSS Distributions  *
26*bbb1b6f9SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*bbb1b6f9SApple OSS Distributions  *
28*bbb1b6f9SApple OSS Distributions  */
29*bbb1b6f9SApple OSS Distributions /*
30*bbb1b6f9SApple OSS Distributions  *	@(#)sys_domain.c       1.0 (6/1/2000)
31*bbb1b6f9SApple OSS Distributions  */
32*bbb1b6f9SApple OSS Distributions 
33*bbb1b6f9SApple OSS Distributions #include <sys/param.h>
34*bbb1b6f9SApple OSS Distributions #include <sys/protosw.h>
35*bbb1b6f9SApple OSS Distributions #include <sys/domain.h>
36*bbb1b6f9SApple OSS Distributions #include <sys/mcache.h>
37*bbb1b6f9SApple OSS Distributions #include <sys/sys_domain.h>
38*bbb1b6f9SApple OSS Distributions #include <sys/sysctl.h>
39*bbb1b6f9SApple OSS Distributions 
40*bbb1b6f9SApple OSS Distributions struct domain *systemdomain = NULL;
41*bbb1b6f9SApple OSS Distributions 
42*bbb1b6f9SApple OSS Distributions /* domain init function */
43*bbb1b6f9SApple OSS Distributions static void systemdomain_init(struct domain *);
44*bbb1b6f9SApple OSS Distributions 
45*bbb1b6f9SApple OSS Distributions struct domain systemdomain_s = {
46*bbb1b6f9SApple OSS Distributions 	.dom_family =           PF_SYSTEM,
47*bbb1b6f9SApple OSS Distributions 	.dom_name =             "system",
48*bbb1b6f9SApple OSS Distributions 	.dom_init =             systemdomain_init,
49*bbb1b6f9SApple OSS Distributions };
50*bbb1b6f9SApple OSS Distributions 
51*bbb1b6f9SApple OSS Distributions SYSCTL_NODE(_net, PF_SYSTEM, systm,
52*bbb1b6f9SApple OSS Distributions     CTLFLAG_RW | CTLFLAG_LOCKED, 0, "System domain");
53*bbb1b6f9SApple OSS Distributions 
54*bbb1b6f9SApple OSS Distributions 
55*bbb1b6f9SApple OSS Distributions static void
systemdomain_init(struct domain * dp)56*bbb1b6f9SApple OSS Distributions systemdomain_init(struct domain *dp)
57*bbb1b6f9SApple OSS Distributions {
58*bbb1b6f9SApple OSS Distributions 	VERIFY(!(dp->dom_flags & DOM_INITIALIZED));
59*bbb1b6f9SApple OSS Distributions 	VERIFY(systemdomain == NULL);
60*bbb1b6f9SApple OSS Distributions 
61*bbb1b6f9SApple OSS Distributions 	systemdomain = dp;
62*bbb1b6f9SApple OSS Distributions 
63*bbb1b6f9SApple OSS Distributions 	/* add system domain built in protocol initializers here */
64*bbb1b6f9SApple OSS Distributions 	kern_event_init(dp);
65*bbb1b6f9SApple OSS Distributions 	kern_control_init(dp);
66*bbb1b6f9SApple OSS Distributions }
67