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task_special_ports.h
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1997-04-27
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/*
* Mach Operating System
* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
* HISTORY
* $Log: task_special_ports.h,v $
* Revision 2.6 93/01/14 17:47:53 danner
* Cleanup.
* [92/06/10 pds]
*
* Revision 2.5 92/01/15 13:44:54 rpd
* Changed MACH_IPC_COMPAT conditionals to default to not present.
*
* Revision 2.4 91/05/14 17:00:57 mrt
* Correcting copyright
*
* Revision 2.3 91/02/05 17:36:29 mrt
* Changed to new Mach copyright
* [91/02/01 17:21:29 mrt]
*
* Revision 2.2 90/06/02 15:00:03 rpd
* Converted to new IPC.
* [90/03/26 22:40:08 rpd]
*
* Revision 2.1 89/08/03 16:06:01 rwd
* Created.
*
* Revision 2.3 89/02/25 18:41:12 gm0w
* Changes for cleanup.
*
* 17-Jan-88 David Golub (dbg) at Carnegie-Mellon University
* Created.
*
*/
/*
* File: mach/task_special_ports.h
*
* Defines codes for special_purpose task ports. These are NOT
* port identifiers - they are only used for the task_get_special_port
* and task_set_special_port routines.
*
*/
#ifndef _MACH_TASK_SPECIAL_PORTS_H_
#define _MACH_TASK_SPECIAL_PORTS_H_
#define TASK_KERNEL_PORT 1 /* Represents task to the outside
world.*/
#define TASK_EXCEPTION_PORT 3 /* Exception messages for task are
sent to this port. */
#define TASK_BOOTSTRAP_PORT 4 /* Bootstrap environment for task. */
/*
* Definitions for ease of use
*/
#define task_get_kernel_port(task, port) \
(task_get_special_port((task), TASK_KERNEL_PORT, (port)))
#define task_set_kernel_port(task, port) \
(task_set_special_port((task), TASK_KERNEL_PORT, (port)))
#define task_get_exception_port(task, port) \
(task_get_special_port((task), TASK_EXCEPTION_PORT, (port)))
#define task_set_exception_port(task, port) \
(task_set_special_port((task), TASK_EXCEPTION_PORT, (port)))
#define task_get_bootstrap_port(task, port) \
(task_get_special_port((task), TASK_BOOTSTRAP_PORT, (port)))
#define task_set_bootstrap_port(task, port) \
(task_set_special_port((task), TASK_BOOTSTRAP_PORT, (port)))
/* Definitions for the old IPC interface. */
#define TASK_NOTIFY_PORT 2 /* Task receives kernel IPC
notifications here. */
#define task_get_notify_port(task, port) \
(task_get_special_port((task), TASK_NOTIFY_PORT, (port)))
#define task_set_notify_port(task, port) \
(task_set_special_port((task), TASK_NOTIFY_PORT, (port)))
#endif /* _MACH_TASK_SPECIAL_PORTS_H_ */