]>
git.saurik.com Git - apple/xnu.git/blob - osfmk/mach/host_special_ports.h
2 * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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.
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
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.
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
32 * Mach Operating System
33 * Copyright (c) 1991 Carnegie Mellon University
34 * All Rights Reserved.
36 * Permission to use, copy, modify and distribute this software and its
37 * documentation is hereby granted, provided that both the copyright
38 * notice and this permission notice appear in all copies of the
39 * software, derivative works or modified versions, and any portions
40 * thereof, and that both notices appear in supporting documentation.
42 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
43 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
44 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
46 * Carnegie Mellon requests users of this software to return to
48 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
49 * School of Computer Science
50 * Carnegie Mellon University
51 * Pittsburgh PA 15213-3890
53 * any improvements or extensions that they make and grant Carnegie Mellon
54 * the rights to redistribute these changes.
59 * File: mach/host_special_ports.h
61 * Defines codes for access to host-wide special ports.
64 #ifndef _MACH_HOST_SPECIAL_PORTS_H_
65 #define _MACH_HOST_SPECIAL_PORTS_H_
68 * Cannot be set or gotten from user space
70 #define HOST_SECURITY_PORT 0
73 * Always provided by kernel (cannot be set from user-space).
76 #define HOST_PRIV_PORT 2
77 #define HOST_IO_MASTER_PORT 3
78 #define HOST_MAX_SPECIAL_KERNEL_PORT 7 /* room to grow */
81 * Not provided by kernel
83 #define HOST_DYNAMIC_PAGER_PORT (1 + HOST_MAX_SPECIAL_KERNEL_PORT)
84 #define HOST_AUDIT_CONTROL_PORT (2 + HOST_MAX_SPECIAL_KERNEL_PORT)
85 #define HOST_USER_NOTIFICATION_PORT (3 + HOST_MAX_SPECIAL_KERNEL_PORT)
86 #define HOST_MAX_SPECIAL_PORT (8 + HOST_MAX_SPECIAL_KERNEL_PORT)
87 /* room to grow here as well */
90 * Special node identifier to always represent the local node.
92 #define HOST_LOCAL_NODE -1
95 * Definitions for ease of use.
97 * In the get call, the host parameter can be any host, but will generally
98 * be the local node host port. In the set call, the host must the per-node
99 * host port for the node being affected.
101 #define host_get_host_port(host, port) \
102 (host_get_special_port((host), \
103 HOST_LOCAL_NODE, HOST_PORT, (port)))
104 #define host_set_host_port(host, port) (KERN_INVALID_ARGUMENT)
106 #define host_get_host_priv_port(host, port) \
107 (host_get_special_port((host), \
108 HOST_LOCAL_NODE, HOST_PRIV_PORT, (port)))
109 #define host_set_host_priv_port(host, port) (KERN_INVALID_ARGUMENT)
111 #define host_get_io_master_port(host, port) \
112 (host_get_special_port((host), \
113 HOST_LOCAL_NODE, HOST_IO_MASTER_PORT, (port)))
114 #define host_set_io_master_port(host, port) (KERN_INVALID_ARGUMENT)
117 * User-settable special ports.
119 #define host_get_dynamic_pager_port(host, port) \
120 (host_get_special_port((host), \
121 HOST_LOCAL_NODE, HOST_DYNAMIC_PAGER_PORT, (port)))
122 #define host_set_dynamic_pager_port(host, port) \
123 (host_set_special_port((host), HOST_DYNAMIC_PAGER_PORT, (port)))
125 #define host_get_audit_control_port(host, port) \
126 (host_get_special_port((host), \
127 HOST_LOCAL_NODE, HOST_AUDIT_CONTROL_PORT, (port)))
128 #define host_set_audit_control_port(host, port) \
129 (host_set_special_port((host), HOST_AUDIT_CONTROL_PORT, (port)))
131 #define host_get_user_notification_port(host, port) \
132 (host_get_special_port((host), \
133 HOST_LOCAL_NODE, HOST_USER_NOTIFICATION_PORT, (port)))
134 #define host_set_user_notification_port(host, port) \
135 (host_set_special_port((host), HOST_USER_NOTIFICATION_PORT, (port)))
137 #endif /* _MACH_HOST_SPECIAL_PORTS_H_ */