1/*
2 * Copyright (c) 2000-2004 Apple Computer, 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
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25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * @OSF_COPYRIGHT@
30 */
31/*
32 * Mach Operating System
33 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
34 * All Rights Reserved.
35 *
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.
41 *
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.
45 *
46 * Carnegie Mellon requests users of this software to return to
47 *
48 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
49 *  School of Computer Science
50 *  Carnegie Mellon University
51 *  Pittsburgh PA 15213-3890
52 *
53 * any improvements or extensions that they make and grant Carnegie Mellon
54 * the rights to redistribute these changes.
55 */
56/*
57 */
58
59#ifndef	_KERN_IPC_TT_H_
60#define _KERN_IPC_TT_H_
61
62#include <mach/boolean.h>
63#include <mach/port.h>
64#include <vm/vm_kern.h>
65#include <kern/kern_types.h>
66#include <kern/ipc_kobject.h>
67#include <ipc/ipc_space.h>
68#include <ipc/ipc_table.h>
69#include <ipc/ipc_port.h>
70#include <ipc/ipc_right.h>
71#include <ipc/ipc_entry.h>
72#include <ipc/ipc_object.h>
73
74
75/* Initialize a task's IPC state */
76extern void ipc_task_init(
77	task_t		task,
78	task_t		parent);
79
80/* Enable a task for IPC access */
81extern void ipc_task_enable(
82	task_t		task);
83
84/* Disable IPC access to a task */
85extern void ipc_task_disable(
86	task_t		task);
87
88/* Clear out a task's IPC state */
89extern void ipc_task_reset(
90	task_t		task);
91
92/* Clean up and destroy a task's IPC state */
93extern void ipc_task_terminate(
94	task_t		task);
95
96/* Initialize a thread's IPC state */
97extern void ipc_thread_init(
98	thread_t	thread);
99
100extern void ipc_thread_init_exc_actions(
101	thread_t	thread);
102
103extern void ipc_thread_destroy_exc_actions(
104	thread_t	thread);
105
106/* Disable IPC access to a thread */
107extern void ipc_thread_disable(
108	thread_t	thread);
109
110/* Clean up and destroy a thread's IPC state */
111extern void ipc_thread_terminate(
112	thread_t	thread);
113
114/* Clear out a thread's IPC state */
115extern void ipc_thread_reset(
116	thread_t	thread);
117
118/* Return a send right for the task's user-visible self port */
119extern ipc_port_t retrieve_task_self_fast(
120	task_t		task);
121
122/* Return a send right for the thread's user-visible self port */
123extern ipc_port_t retrieve_thread_self_fast(
124	thread_t	thread);
125
126/* Convert from a port to a task name */
127extern task_name_t convert_port_to_task_name(
128	ipc_port_t	port);
129
130/* Convert from a port to a task */
131extern task_t convert_port_to_task(
132	ipc_port_t	port);
133
134extern task_t port_name_to_task(
135	mach_port_name_t name);
136
137extern boolean_t ref_task_port_locked(
138	ipc_port_t port, task_t *ptask);
139
140/* Convert from a port to a space */
141extern ipc_space_t convert_port_to_space(
142	ipc_port_t	port);
143
144extern boolean_t ref_space_port_locked(
145	ipc_port_t port, ipc_space_t *pspace);
146
147/* Convert from a port to a map */
148extern vm_map_t convert_port_to_map(
149	ipc_port_t	port);
150
151/* Convert from a port to a thread */
152extern thread_t	convert_port_to_thread(
153	ipc_port_t		port);
154
155extern thread_t	port_name_to_thread(
156	mach_port_name_t	port_name);
157
158/* Deallocate a space ref produced by convert_port_to_space */
159extern void space_deallocate(
160	ipc_space_t		space);
161
162#endif	/* _KERN_IPC_TT_H_ */
163