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 */ |
49 | struct 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 |
57 | struct 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 | |
67 | extern struct domain *systemdomain; |
68 | |
69 | SYSCTL_DECL(_net_systm); |
70 | |
71 | /* built in system domain protocols init function */ |
72 | __BEGIN_DECLS |
73 | void kern_event_init(struct domain *); |
74 | void kern_control_init(struct domain *); |
75 | __END_DECLS |
76 | #endif /* KERNEL_PRIVATE */ |
77 | |
78 | #endif /* _SYSTEM_DOMAIN_H_ */ |
79 | |