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1/*
2 * Copyright (c) 2000-2003 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
24 * limitations under the License.
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 *File:mach/notify.h
60 *
61 *Kernel notification message definitions.
62 */
63
64#ifndef_MACH_NOTIFY_H_
65#define _MACH_NOTIFY_H_
66
67#include <mach/port.h>
68#include <mach/message.h>
69#include <mach/ndr.h>
70
71/*
72 * An alternative specification of the notification interface
73 * may be found in mach/notify.defs.
74 */
75
76#define MACH_NOTIFY_FIRST0100
77#define MACH_NOTIFY_PORT_DELETED(MACH_NOTIFY_FIRST + 001 )
78/* A send or send-once right was deleted. */
79#define MACH_NOTIFY_PORT_DESTROYED(MACH_NOTIFY_FIRST + 005)
80/* A receive right was (would have been) deallocated */
81#define MACH_NOTIFY_NO_SENDERS(MACH_NOTIFY_FIRST + 006)
82/* Receive right has no extant send rights */
83#define MACH_NOTIFY_SEND_ONCE(MACH_NOTIFY_FIRST + 007)
84/* An extant send-once right died */
85#define MACH_NOTIFY_DEAD_NAME(MACH_NOTIFY_FIRST + 010)
86/* Send or send-once right died, leaving a dead-name */
87#define MACH_NOTIFY_LAST(MACH_NOTIFY_FIRST + 015)
88
89typedef mach_port_t notify_port_t;
90
91/*
92 * Hard-coded message structures for receiving Mach port notification
93 * messages. However, they are not actual large enough to receive
94 * the largest trailers current exported by Mach IPC (so they cannot
95 * be used for space allocations in situations using these new larger
96 * trailers). Instead, the MIG-generated server routines (and
97 * related prototypes should be used).
98 */
99typedef struct {
100 mach_msg_header_tnot_header;
101 NDR_record_tNDR;
102 mach_port_name_t not_port;/* MACH_MSG_TYPE_PORT_NAME */
103 mach_msg_format_0_trailer_t trailer;
104} mach_port_deleted_notification_t;
105
106typedef struct {
107 mach_msg_header_tnot_header;
108 mach_msg_body_tnot_body;
109 mach_msg_port_descriptor_t not_port;/* MACH_MSG_TYPE_PORT_RECEIVE */
110 mach_msg_format_0_trailer_t trailer;
111} mach_port_destroyed_notification_t;
112
113typedef struct {
114 mach_msg_header_tnot_header;
115 NDR_record_tNDR;
116 mach_msg_type_number_t not_count;
117 mach_msg_format_0_trailer_t trailer;
118} mach_no_senders_notification_t;
119
120typedef struct {
121 mach_msg_header_tnot_header;
122 mach_msg_format_0_trailer_t trailer;
123} mach_send_once_notification_t;
124
125typedef struct {
126 mach_msg_header_tnot_header;
127 NDR_record_tNDR;
128 mach_port_name_t not_port;/* MACH_MSG_TYPE_PORT_NAME */
129 mach_msg_format_0_trailer_t trailer;
130} mach_dead_name_notification_t;
131
132#endif/* _MACH_NOTIFY_H_ */
133

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