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Annotation of kernel/mach/thread_special_ports.h, revision 1.1

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:  * Mach Operating System
        !            27:  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
        !            28:  * All Rights Reserved.
        !            29:  * 
        !            30:  * Permission to use, copy, modify and distribute this software and its
        !            31:  * documentation is hereby granted, provided that both the copyright
        !            32:  * notice and this permission notice appear in all copies of the
        !            33:  * software, derivative works or modified versions, and any portions
        !            34:  * thereof, and that both notices appear in supporting documentation.
        !            35:  * 
        !            36:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            37:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            38:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            39:  * 
        !            40:  * Carnegie Mellon requests users of this software to return to
        !            41:  * 
        !            42:  *  Software Distribution Coordinator  or  [email protected]
        !            43:  *  School of Computer Science
        !            44:  *  Carnegie Mellon University
        !            45:  *  Pittsburgh PA 15213-3890
        !            46:  * 
        !            47:  * any improvements or extensions that they make and grant Carnegie Mellon
        !            48:  * the rights to redistribute these changes.
        !            49:  */
        !            50: /*
        !            51:  *     File:   mach/thread_special_ports.h
        !            52:  *
        !            53:  *     Defines codes for special_purpose thread ports.  These are NOT
        !            54:  *     port identifiers - they are only used for the thread_get_special_port
        !            55:  *     and thread_set_special_port routines.
        !            56:  *     
        !            57:  */
        !            58: 
        !            59: #ifndef        _MACH_THREAD_SPECIAL_PORTS_H_
        !            60: #define _MACH_THREAD_SPECIAL_PORTS_H_
        !            61: 
        !            62: #define THREAD_KERNEL_PORT     1       /* Represents the thread to the outside
        !            63:                                           world.*/
        !            64: #define THREAD_EXCEPTION_PORT  3       /* Exception messages for the thread
        !            65:                                           are sent to this port. */
        !            66: 
        !            67: /*
        !            68:  *     Definitions for ease of use
        !            69:  */
        !            70: 
        !            71: #define thread_get_kernel_port(thread, port)   \
        !            72:                (thread_get_special_port((thread), THREAD_KERNEL_PORT, (port)))
        !            73: 
        !            74: #define thread_set_kernel_port(thread, port)   \
        !            75:                (thread_set_special_port((thread), THREAD_KERNEL_PORT, (port)))
        !            76: 
        !            77: #define thread_get_exception_port(thread, port)        \
        !            78:                (thread_get_special_port((thread), THREAD_EXCEPTION_PORT, (port)))
        !            79: 
        !            80: #define thread_set_exception_port(thread, port)        \
        !            81:                (thread_set_special_port((thread), THREAD_EXCEPTION_PORT, (port)))
        !            82: 
        !            83: 
        !            84: /* Definitions for the old IPC interface. */
        !            85: 
        !            86: #define THREAD_REPLY_PORT      2       /* Default reply port for the thread's
        !            87:                                           use. */
        !            88: 
        !            89: #define thread_get_reply_port(thread, port)    \
        !            90:                (thread_get_special_port((thread), THREAD_REPLY_PORT, (port)))
        !            91: 
        !            92: #define thread_set_reply_port(thread, port)    \
        !            93:                (thread_set_special_port((thread), THREAD_REPLY_PORT, (port)))
        !            94: 
        !            95: #endif /* _MACH_THREAD_SPECIAL_PORTS_H_ */

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