| | 1 | /* |
| | 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. |
| | 7 | * |
| | 8 | * This file contains Original Code and/or Modifications of Original Code |
| | 9 | * as defined in and that are subject to the Apple Public Source License |
| | 10 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 11 | * compliance with the License. Please obtain a copy of the License at |
| | 12 | * http://www.opensource.apple.com/apsl/ and read it before using this |
| | 13 | * file. |
| | 14 | * |
| | 15 | * The Original Code and all software distributed under the License are |
| | 16 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 17 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 18 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 19 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 20 | * Please see the License for the specific language governing rights and |
| | 21 | * limitations under the License. |
| | 22 | * |
| | 23 | * @APPLE_LICENSE_HEADER_END@ |
| | 24 | */ |
| | 25 | /* |
| | 26 | * @OSF_COPYRIGHT@ |
| | 27 | */ |
| | 28 | /* |
| | 29 | * Mach Operating System |
| | 30 | * Copyright (c) 1991,1990,1989 Carnegie Mellon University |
| | 31 | * All Rights Reserved. |
| | 32 | * |
| | 33 | * Permission to use, copy, modify and distribute this software and its |
| | 34 | * documentation is hereby granted, provided that both the copyright |
| | 35 | * notice and this permission notice appear in all copies of the |
| | 36 | * software, derivative works or modified versions, and any portions |
| | 37 | * thereof, and that both notices appear in supporting documentation. |
| | 38 | * |
| | 39 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" |
| | 40 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR |
| | 41 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. |
| | 42 | * |
| | 43 | * Carnegie Mellon requests users of this software to return to |
| | 44 | * |
| | 45 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU |
| | 46 | * School of Computer Science |
| | 47 | * Carnegie Mellon University |
| | 48 | * Pittsburgh PA 15213-3890 |
| | 49 | * |
| | 50 | * any improvements or extensions that they make and grant Carnegie Mellon |
| | 51 | * the rights to redistribute these changes. |
| | 52 | */ |
| | 53 | /* |
| | 54 | */ |
| | 55 | /* |
| | 56 | * File: ipc/ipc_pset.h |
| | 57 | * Author: Rich Draves |
| | 58 | * Date: 1989 |
| | 59 | * |
| | 60 | * Definitions for port sets. |
| | 61 | */ |
| | 62 | |
| | 63 | #ifndef _IPC_IPC_PSET_H_ |
| | 64 | #define _IPC_IPC_PSET_H_ |
| | 65 | |
| | 66 | #include <mach/port.h> |
| | 67 | #include <mach/kern_return.h> |
| | 68 | #include <kern/ipc_kobject.h> |
| | 69 | #include <ipc/ipc_object.h> |
| | 70 | #include <ipc/ipc_mqueue.h> |
| | 71 | |
| | 72 | #include <mach_kdb.h> |
| | 73 | |
| | 74 | typedef struct ipc_pset { |
| | 75 | |
| | 76 | /* |
| | 77 | * Initial sub-structure in common with all ipc_objects. |
| | 78 | */ |
| | 79 | struct ipc_object ips_object; |
| | 80 | struct ipc_mqueue ips_messages; |
| | 81 | } *ipc_pset_t; |
| | 82 | |
| | 83 | #define ips_references ips_object.io_references |
| | 84 | #define ips_local_name ips_object.io_receiver_name |
| | 85 | |
| | 86 | #define IPS_NULL ((ipc_pset_t) IO_NULL) |
| | 87 | |
| | 88 | #define ips_active(pset) io_active(&(pset)->ips_object) |
| | 89 | #define ips_lock(pset) io_lock(&(pset)->ips_object) |
| | 90 | #define ips_lock_try(pset) io_lock_try(&(pset)->ips_object) |
| | 91 | #define ips_unlock(pset) io_unlock(&(pset)->ips_object) |
| | 92 | #define ips_check_unlock(pset) io_check_unlock(&(pset)->ips_object) |
| | 93 | #define ips_reference(pset) io_reference(&(pset)->ips_object) |
| | 94 | #define ips_release(pset) io_release(&(pset)->ips_object) |
| | 95 | |
| | 96 | /* Allocate a port set */ |
| | 97 | extern kern_return_t ipc_pset_alloc( |
| | 98 | ipc_space_t space, |
| | 99 | mach_port_name_t *namep, |
| | 100 | ipc_pset_t *psetp); |
| | 101 | |
| | 102 | /* Allocate a port set, with a specific name */ |
| | 103 | extern kern_return_t ipc_pset_alloc_name( |
| | 104 | ipc_space_t space, |
| | 105 | mach_port_name_t name, |
| | 106 | ipc_pset_t *psetp); |
| | 107 | |
| | 108 | /* Add a port to a port set */ |
| | 109 | extern kern_return_t ipc_pset_add( |
| | 110 | ipc_pset_t pset, |
| | 111 | ipc_port_t port); |
| | 112 | |
| | 113 | /* Remove a port from a port set */ |
| | 114 | extern kern_return_t ipc_pset_remove( |
| | 115 | ipc_pset_t pset, |
| | 116 | ipc_port_t port); |
| | 117 | |
| | 118 | /* Remove a port from all its current port sets */ |
| | 119 | extern kern_return_t ipc_pset_remove_from_all( |
| | 120 | ipc_port_t port); |
| | 121 | |
| | 122 | /* Destroy a port_set */ |
| | 123 | extern void ipc_pset_destroy( |
| | 124 | ipc_pset_t pset); |
| | 125 | |
| | 126 | #define ipc_pset_reference(pset) \ |
| | 127 | ipc_object_reference(&(pset)->ips_object) |
| | 128 | |
| | 129 | #define ipc_pset_release(pset) \ |
| | 130 | ipc_object_release(&(pset)->ips_object) |
| | 131 | |
| | 132 | |
| | 133 | #if MACH_KDB |
| | 134 | int ipc_list_count(struct ipc_kmsg *base); |
| | 135 | #endif /* MACH_KDB */ |
| | 136 | |
| | 137 | #endif /* _IPC_IPC_PSET_H_ */ |
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