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	1	/*
	2	* Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_OSREFERENCE_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
	10	* License may not be used to create, or enable the creation or
	11	* redistribution of, unlawful or unlicensed copies of an Apple operating
	12	* system, or to circumvent, violate, or enable the circumvention or
	13	* violation of, any terms of an Apple operating system software license
	14	* agreement.
	15	*
	16	* Please obtain a copy of the License at
	17	* http://www.opensource.apple.com/apsl/ and read it before using this
	18	* file.
	19	*
	20	* The Original Code and all software distributed under the License are
	21	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	22	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	23	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	24	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	25	* Please see the License for the specific language governing rights and
	26	* limitations under the License.
	27	*
	28	* @APPLE_LICENSE_OSREFERENCE_HEADER_END@
	29	*/
	30	/*
	31	* @OSF_COPYRIGHT@
	32	*/
	33	/*
	34	* Mach Operating System
	35	* Copyright (c) 1991 Carnegie Mellon University
	36	* All Rights Reserved.
	37	*
	38	* Permission to use, copy, modify and distribute this software and its
	39	* documentation is hereby granted, provided that both the copyright
	40	* notice and this permission notice appear in all copies of the
	41	* software, derivative works or modified versions, and any portions
	42	* thereof, and that both notices appear in supporting documentation.
	43	*
	44	* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
	45	* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
	46	* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
	47	*
	48	* Carnegie Mellon requests users of this software to return to
	49	*
	50	* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
	51	* School of Computer Science
	52	* Carnegie Mellon University
	53	* Pittsburgh PA 15213-3890
	54	*
	55	* any improvements or extensions that they make and grant Carnegie Mellon
	56	* the rights to redistribute these changes.
	57	*/
	58	/*
	59	*/
	60	/*
	61	* File: mach/host_special_ports.h
	62	*
	63	* Defines codes for access to host-wide special ports.
	64	*/
	65
	66	#ifndef _MACH_HOST_SPECIAL_PORTS_H_
	67	#define _MACH_HOST_SPECIAL_PORTS_H_
	68
	69	/*
	70	* Cannot be set or gotten from user space
	71	*/
	72	#define HOST_SECURITY_PORT 0
	73
	74	/*
	75	* Always provided by kernel (cannot be set from user-space).
	76	*/
	77	#define HOST_PORT 1
	78	#define HOST_PRIV_PORT 2
	79	#define HOST_IO_MASTER_PORT 3
	80	#define HOST_MAX_SPECIAL_KERNEL_PORT 7 /* room to grow */
	81
	82	/*
	83	* Not provided by kernel
	84	*/
	85	#define HOST_DYNAMIC_PAGER_PORT (1 + HOST_MAX_SPECIAL_KERNEL_PORT)
	86	#define HOST_AUDIT_CONTROL_PORT (2 + HOST_MAX_SPECIAL_KERNEL_PORT)
	87	#define HOST_USER_NOTIFICATION_PORT (3 + HOST_MAX_SPECIAL_KERNEL_PORT)
	88	#define HOST_MAX_SPECIAL_PORT (8 + HOST_MAX_SPECIAL_KERNEL_PORT)
	89	/* room to grow here as well */
	90
	91	/*
	92	* Special node identifier to always represent the local node.
	93	*/
	94	#define HOST_LOCAL_NODE -1
	95
	96	/*
	97	* Definitions for ease of use.
	98	*
	99	* In the get call, the host parameter can be any host, but will generally
	100	* be the local node host port. In the set call, the host must the per-node
	101	* host port for the node being affected.
	102	*/
	103	#define host_get_host_port(host, port) \
	104	(host_get_special_port((host), \
	105	HOST_LOCAL_NODE, HOST_PORT, (port)))
	106	#define host_set_host_port(host, port) (KERN_INVALID_ARGUMENT)
	107
	108	#define host_get_host_priv_port(host, port) \
	109	(host_get_special_port((host), \
	110	HOST_LOCAL_NODE, HOST_PRIV_PORT, (port)))
	111	#define host_set_host_priv_port(host, port) (KERN_INVALID_ARGUMENT)
	112
	113	#define host_get_io_master_port(host, port) \
	114	(host_get_special_port((host), \
	115	HOST_LOCAL_NODE, HOST_IO_MASTER_PORT, (port)))
	116	#define host_set_io_master_port(host, port) (KERN_INVALID_ARGUMENT)
	117
	118	/*
	119	* User-settable special ports.
	120	*/
	121	#define host_get_dynamic_pager_port(host, port) \
	122	(host_get_special_port((host), \
	123	HOST_LOCAL_NODE, HOST_DYNAMIC_PAGER_PORT, (port)))
	124	#define host_set_dynamic_pager_port(host, port) \
	125	(host_set_special_port((host), HOST_DYNAMIC_PAGER_PORT, (port)))
	126
	127	#define host_get_audit_control_port(host, port) \
	128	(host_get_special_port((host), \
	129	HOST_LOCAL_NODE, HOST_AUDIT_CONTROL_PORT, (port)))
	130	#define host_set_audit_control_port(host, port) \
	131	(host_set_special_port((host), HOST_AUDIT_CONTROL_PORT, (port)))
	132
	133	#define host_get_user_notification_port(host, port) \
	134	(host_get_special_port((host), \
	135	HOST_LOCAL_NODE, HOST_USER_NOTIFICATION_PORT, (port)))
	136	#define host_set_user_notification_port(host, port) \
	137	(host_set_special_port((host), HOST_USER_NOTIFICATION_PORT, (port)))
	138
	139	#endif /* _MACH_HOST_SPECIAL_PORTS_H_ */