1 | /* |
2 | * Copyright (c) 2000-2006 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 |
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10 | * may not be used to create, or enable the creation or redistribution of, |
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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 | * |
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27 | */ |
28 | /* |
29 | * @OSF_COPYRIGHT@ |
30 | */ |
31 | /* |
32 | * Mach Operating System |
33 | * Copyright (c) 1991,1990,1989 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: ipc/ipc_notify.c |
60 | * Author: Rich Draves |
61 | * Date: 1989 |
62 | * |
63 | * Notification-sending functions. |
64 | */ |
65 | |
66 | #include <mach/port.h> |
67 | #include <mach/message.h> |
68 | #include <mach/mach_notify.h> |
69 | #include <kern/misc_protos.h> |
70 | #include <ipc/ipc_notify.h> |
71 | #include <ipc/ipc_port.h> |
72 | |
73 | /* |
74 | * Routine: ipc_notify_port_deleted |
75 | * Purpose: |
76 | * Send a port-deleted notification. |
77 | * Conditions: |
78 | * Nothing locked. |
79 | * Consumes a ref/soright for port. |
80 | */ |
81 | |
82 | void |
83 | ipc_notify_port_deleted( |
84 | ipc_port_t port, |
85 | mach_port_name_t name) |
86 | { |
87 | (void)mach_notify_port_deleted(port, name); |
88 | /* send-once right consumed */ |
89 | } |
90 | |
91 | /* |
92 | * Routine: ipc_notify_send_possible |
93 | * Purpose: |
94 | * Send a send-possible notification. |
95 | * Conditions: |
96 | * Nothing locked. |
97 | * Consumes a ref/soright for port. |
98 | */ |
99 | |
100 | void |
101 | ipc_notify_send_possible( |
102 | ipc_port_t port, |
103 | mach_port_name_t name) |
104 | { |
105 | (void)mach_notify_send_possible(port, name); |
106 | /* send-once right consumed */ |
107 | } |
108 | |
109 | /* |
110 | * Routine: ipc_notify_port_destroyed |
111 | * Purpose: |
112 | * Send a port-destroyed notification. |
113 | * Conditions: |
114 | * Nothing locked. |
115 | * Consumes a ref/soright for port. |
116 | * Consumes a ref for right, which should be a receive right |
117 | * prepped for placement into a message. (In-transit, |
118 | * or in-limbo if a circularity was detected.) |
119 | */ |
120 | |
121 | void |
122 | ipc_notify_port_destroyed( |
123 | ipc_port_t port, |
124 | ipc_port_t right) |
125 | { |
126 | mach_notify_port_destroyed(port, right); |
127 | /* send-once and receive rights consumed */ |
128 | } |
129 | |
130 | /* |
131 | * Routine: ipc_notify_no_senders |
132 | * Purpose: |
133 | * Send a no-senders notification. |
134 | * Conditions: |
135 | * Nothing locked. |
136 | * Consumes a ref/soright for port. |
137 | */ |
138 | |
139 | void |
140 | ipc_notify_no_senders( |
141 | ipc_port_t port, |
142 | mach_port_mscount_t mscount) |
143 | { |
144 | (void)mach_notify_no_senders(port, mscount); |
145 | /* send-once right consumed */ |
146 | } |
147 | |
148 | /* |
149 | * Routine: ipc_notify_send_once |
150 | * Purpose: |
151 | * Send a send-once notification. |
152 | * Conditions: |
153 | * Nothing locked. |
154 | * Consumes a ref/soright for port. |
155 | */ |
156 | |
157 | void |
158 | ipc_notify_send_once( |
159 | ipc_port_t port) |
160 | { |
161 | ipc_port_adjust_special_reply_port(port, IPC_PORT_ADJUST_SR_NONE, FALSE); |
162 | |
163 | (void)mach_notify_send_once(port); |
164 | /* send-once right consumed */ |
165 | } |
166 | |
167 | /* |
168 | * Routine: ipc_notify_dead_name |
169 | * Purpose: |
170 | * Send a dead-name notification. |
171 | * Conditions: |
172 | * Nothing locked. |
173 | * Consumes a ref/soright for port. |
174 | */ |
175 | |
176 | void |
177 | ipc_notify_dead_name( |
178 | ipc_port_t port, |
179 | mach_port_name_t name) |
180 | { |
181 | (void)mach_notify_dead_name(port, name); |
182 | /* send-once right consumed */ |
183 | } |
184 | |