xref: /xnu-11417.101.15/bsd/kern/sys_domain.c (revision e3723e1f17661b24996789d8afc084c0c3303b26)
1*e3723e1fSApple OSS Distributions /*
2*e3723e1fSApple OSS Distributions  * Copyright (c) 2000-2014 Apple Inc. All rights reserved.
3*e3723e1fSApple OSS Distributions  *
4*e3723e1fSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*e3723e1fSApple OSS Distributions  *
6*e3723e1fSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*e3723e1fSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*e3723e1fSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*e3723e1fSApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*e3723e1fSApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*e3723e1fSApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*e3723e1fSApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*e3723e1fSApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*e3723e1fSApple OSS Distributions  *
15*e3723e1fSApple OSS Distributions  * Please obtain a copy of the License at
16*e3723e1fSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*e3723e1fSApple OSS Distributions  *
18*e3723e1fSApple OSS Distributions  * The Original Code and all software distributed under the License are
19*e3723e1fSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*e3723e1fSApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*e3723e1fSApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*e3723e1fSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*e3723e1fSApple OSS Distributions  * Please see the License for the specific language governing rights and
24*e3723e1fSApple OSS Distributions  * limitations under the License.
25*e3723e1fSApple OSS Distributions  *
26*e3723e1fSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*e3723e1fSApple OSS Distributions  *
28*e3723e1fSApple OSS Distributions  */
29*e3723e1fSApple OSS Distributions /*
30*e3723e1fSApple OSS Distributions  *	@(#)sys_domain.c       1.0 (6/1/2000)
31*e3723e1fSApple OSS Distributions  */
32*e3723e1fSApple OSS Distributions 
33*e3723e1fSApple OSS Distributions #include <sys/param.h>
34*e3723e1fSApple OSS Distributions #include <sys/protosw.h>
35*e3723e1fSApple OSS Distributions #include <sys/domain.h>
36*e3723e1fSApple OSS Distributions #include <sys/mcache.h>
37*e3723e1fSApple OSS Distributions #include <sys/sys_domain.h>
38*e3723e1fSApple OSS Distributions #include <sys/sysctl.h>
39*e3723e1fSApple OSS Distributions 
40*e3723e1fSApple OSS Distributions struct domain *systemdomain = NULL;
41*e3723e1fSApple OSS Distributions 
42*e3723e1fSApple OSS Distributions /* domain init function */
43*e3723e1fSApple OSS Distributions static void systemdomain_init(struct domain *);
44*e3723e1fSApple OSS Distributions 
45*e3723e1fSApple OSS Distributions struct domain systemdomain_s = {
46*e3723e1fSApple OSS Distributions 	.dom_family =           PF_SYSTEM,
47*e3723e1fSApple OSS Distributions 	.dom_name =             "system",
48*e3723e1fSApple OSS Distributions 	.dom_init =             systemdomain_init,
49*e3723e1fSApple OSS Distributions };
50*e3723e1fSApple OSS Distributions 
51*e3723e1fSApple OSS Distributions SYSCTL_NODE(_net, PF_SYSTEM, systm,
52*e3723e1fSApple OSS Distributions     CTLFLAG_RW | CTLFLAG_LOCKED, 0, "System domain");
53*e3723e1fSApple OSS Distributions 
54*e3723e1fSApple OSS Distributions 
55*e3723e1fSApple OSS Distributions static void
systemdomain_init(struct domain * dp)56*e3723e1fSApple OSS Distributions systemdomain_init(struct domain *dp)
57*e3723e1fSApple OSS Distributions {
58*e3723e1fSApple OSS Distributions 	VERIFY(!(dp->dom_flags & DOM_INITIALIZED));
59*e3723e1fSApple OSS Distributions 	VERIFY(systemdomain == NULL);
60*e3723e1fSApple OSS Distributions 
61*e3723e1fSApple OSS Distributions 	systemdomain = dp;
62*e3723e1fSApple OSS Distributions 
63*e3723e1fSApple OSS Distributions 	/* add system domain built in protocol initializers here */
64*e3723e1fSApple OSS Distributions 	kern_event_init(dp);
65*e3723e1fSApple OSS Distributions 	kern_control_init(dp);
66*e3723e1fSApple OSS Distributions }
67