From f07a4c844da9f0ecae5bbee1ab94be56505f26f7 Mon Sep 17 00:00:00 2001 From: Thomas Bushnell Date: Tue, 25 Feb 1997 21:28:37 +0000 Subject: Initial source --- include/mach/task_special_ports.h | 86 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 include/mach/task_special_ports.h (limited to 'include/mach/task_special_ports.h') diff --git a/include/mach/task_special_ports.h b/include/mach/task_special_ports.h new file mode 100644 index 0000000..682c7f6 --- /dev/null +++ b/include/mach/task_special_ports.h @@ -0,0 +1,86 @@ +/* + * 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. + */ +/* + * 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_ + +#ifdef MACH_KERNEL +#include +#endif /* MACH_KERNEL */ + +#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. */ + +#if MACH_IPC_COMPAT + +#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_IPC_COMPAT */ + +#endif /* _MACH_TASK_SPECIAL_PORTS_H_ */ -- cgit v1.2.3