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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24:
25: /*
26: * Copyright (c) 1995, 1994, 1993, 1992, 1991, 1990
27: * Open Software Foundation, Inc.
28: *
29: * Permission to use, copy, modify, and distribute this software and
30: * its documentation for any purpose and without fee is hereby granted,
31: * provided that the above copyright notice appears in all copies and
32: * that both the copyright notice and this permission notice appear in
33: * supporting documentation, and that the name of ("OSF") or Open Software
34: * Foundation not be used in advertising or publicity pertaining to
35: * distribution of the software without specific, written prior permission.
36: *
37: * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
38: * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
39: * FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL OSF BE LIABLE FOR ANY
40: * SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
41: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
42: * ACTION OF CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING
43: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE
44: */
45: /*
46: * OSF Research Institute MK6.1 (unencumbered) 1/31/1995
47: */
48: /*
49: * Mach Operating System
50: * Copyright (c) 1991,1990,1989 Carnegie Mellon University
51: * All Rights Reserved.
52: *
53: * Permission to use, copy, modify and distribute this software and its
54: * documentation is hereby granted, provided that both the copyright
55: * notice and this permission notice appear in all copies of the
56: * software, derivative works or modified versions, and any portions
57: * thereof, and that both notices appear in supporting documentation.
58: *
59: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
60: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
61: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
62: *
63: * Carnegie Mellon requests users of this software to return to
64: *
65: * Software Distribution Coordinator or [email protected]
66: * School of Computer Science
67: * Carnegie Mellon University
68: * Pittsburgh PA 15213-3890
69: *
70: * any improvements or extensions that they make and grant Carnegie Mellon
71: * the rights to redistribute these changes.
72: */
73: /*
74: * File: ipc/ipc_pset.h
75: * Author: Rich Draves
76: * Date: 1989
77: *
78: * Definitions for port sets.
79: */
80:
81: #ifndef _IPC_IPC_PSET_H_
82: #define _IPC_IPC_PSET_H_
83:
84: #include <mach/port.h>
85: #include <mach/kern_return.h>
86: #include <ipc/ipc_object.h>
87: #include <ipc/ipc_mqueue.h>
88:
89: typedef struct ipc_pset {
90: struct ipc_object ips_object;
91:
92: mach_port_t ips_local_name;
93: struct ipc_mqueue ips_messages;
94: } *ipc_pset_t;
95:
96: #define ips_references ips_object.io_references
97:
98: #define IPS_NULL ((ipc_pset_t) IO_NULL)
99:
100: #define ips_active(pset) io_active(&(pset)->ips_object)
101: #define ips_lock(pset) io_lock(&(pset)->ips_object)
102: #define ips_lock_try(pset) io_lock_try(&(pset)->ips_object)
103: #define ips_unlock(pset) io_unlock(&(pset)->ips_object)
104: #define ips_check_unlock(pset) io_check_unlock(&(pset)->ips_object)
105: #define ips_reference(pset) io_reference(&(pset)->ips_object)
106: #define ips_release(pset) io_release(&(pset)->ips_object)
107:
108: /* Allocate a port set */
109: extern kern_return_t ipc_pset_alloc(
110: ipc_space_t space,
111: mach_port_t *namep,
112: ipc_pset_t *psetp);
113:
114: /* Allocate a port set, with a specific name */
115: extern kern_return_t ipc_pset_alloc_name(
116: ipc_space_t space,
117: mach_port_t name,
118: ipc_pset_t *psetp);
119:
120: /* Remove a port from a port set */
121: extern void ipc_pset_remove(
122: ipc_pset_t pset,
123: ipc_port_t port);
124:
125: /* Remove a port from its current port set to the specified port set */
126: extern kern_return_t ipc_pset_move(
127: ipc_space_t space,
128: ipc_port_t port,
129: ipc_pset_t nset);
130:
131: /* Destroy a port_set */
132: extern void ipc_pset_destroy(
133: ipc_pset_t pset);
134:
135: #define ipc_pset_reference(pset) \
136: ipc_object_reference(&(pset)->ips_object)
137:
138: #define ipc_pset_release(pset) \
139: ipc_object_release(&(pset)->ips_object)
140:
141: #endif /* _IPC_IPC_PSET_H_ */
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