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Annotation of kernel/kern/ipc_kobject.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 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:   kern/ipc_kobject.h
        !            52:  *     Author: Rich Draves
        !            53:  *     Date:   1989
        !            54:  *
        !            55:  *     Declarations for letting a port represent a kernel object.
        !            56:  */
        !            57: 
        !            58: #ifndef        _KERN_IPC_KOBJECT_H_
        !            59: #define _KERN_IPC_KOBJECT_H_
        !            60: 
        !            61: #include <mach/machine/vm_types.h>
        !            62: 
        !            63: typedef vm_offset_t ipc_kobject_t;
        !            64: 
        !            65: #define        IKO_NULL        ((ipc_kobject_t) 0)
        !            66: 
        !            67: typedef unsigned int ipc_kobject_type_t;
        !            68: 
        !            69: #define        IKOT_NONE               0
        !            70: #define IKOT_THREAD            1
        !            71: #define        IKOT_TASK               2
        !            72: #define        IKOT_HOST               3
        !            73: #define        IKOT_HOST_PRIV          4
        !            74: #define        IKOT_PROCESSOR          5
        !            75: #define        IKOT_PSET               6
        !            76: #define        IKOT_PSET_NAME          7
        !            77: #define        IKOT_PAGER              8
        !            78: #define        IKOT_PAGER_TERMINATING  9
        !            79: #define        IKOT_PAGING_REQUEST     10
        !            80: #define IKOT_PAGING_NAME       11
        !            81: #define        IKOT_DEVICE             12
        !            82: #define        IKOT_XMM_PAGER          13
        !            83: #define        IKOT_XMM_OBJECT         14
        !            84: #define        IKOT_XMM_KERNEL         15
        !            85: #define        IKOT_XMM_REPLY          16
        !            86: #define IKOT_NETIPC            17
        !            87: 
        !            88: /*
        !            89:  *     Define types of kernel objects that use page lists instead
        !            90:  *     of entry lists for copyin of out of line memory.
        !            91:  */
        !            92: 
        !            93: #define ipc_kobject_vm_page_list(ikot)                         \
        !            94:        ((ikot == IKOT_PAGING_REQUEST) || (ikot == IKOT_DEVICE))
        !            95: 
        !            96: #define ipc_kobject_vm_page_steal(ikot)        (ikot == IKOT_PAGING_REQUEST)
        !            97: 
        !            98: extern struct ipc_kmsg *
        !            99: ipc_kobject_server(/* ipc_kmsg_t */);
        !           100: 
        !           101: extern void
        !           102: ipc_kobject_set(/* ipc_port_t, ipc_kobject_t, ipc_kobject_type_t */);
        !           103: 
        !           104: extern void
        !           105: ipc_kobject_destroy(/* ipc_port_t */);
        !           106: 
        !           107: #define        null_conversion(port)   (port)
        !           108: 
        !           109: #endif /* _KERN_IPC_KOBJECT_H_ */

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