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/*
* Mach Operating System
* Copyright (c) 1991,1990,1989 Carnegie Mellon University.
* Copyright (c) 1993,1994 The University of Utah and
* the Computer Systems Laboratory (CSL).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON, THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF
* THIS SOFTWARE IN ITS "AS IS" CONDITION, AND DISCLAIM ANY LIABILITY
* OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF
* THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
*/
/*
* File: kern/ipc_kobject.h
* Author: Rich Draves
* Date: 1989
*
* Declarations for letting a port represent a kernel object.
*/
#include <ipc/ipc_kmsg.h>
#include <ipc/ipc_types.h>
#ifndef _KERN_IPC_KOBJECT_H_
#define _KERN_IPC_KOBJECT_H_
#include <mach/machine/vm_types.h>
typedef vm_offset_t ipc_kobject_t;
#define IKO_NULL ((ipc_kobject_t) 0)
typedef unsigned int ipc_kobject_type_t;
#define IKOT_NONE 0
#define IKOT_THREAD 1
#define IKOT_TASK 2
#define IKOT_HOST 3
#define IKOT_HOST_PRIV 4
#define IKOT_PROCESSOR 5
#define IKOT_PSET 6
#define IKOT_PSET_NAME 7
#define IKOT_PAGER 8
#define IKOT_PAGING_REQUEST 9
#define IKOT_DEVICE 10
#define IKOT_XMM_OBJECT 11
#define IKOT_XMM_PAGER 12
#define IKOT_XMM_KERNEL 13
#define IKOT_XMM_REPLY 14
#define IKOT_PAGER_TERMINATING 15
#define IKOT_PAGING_NAME 16
#define IKOT_HOST_SECURITY 17
#define IKOT_LEDGER 18
#define IKOT_MASTER_DEVICE 19
#define IKOT_ACT 20
#define IKOT_SUBSYSTEM 21
#define IKOT_IO_DONE_QUEUE 22
#define IKOT_SEMAPHORE 23
#define IKOT_LOCK_SET 24
#define IKOT_CLOCK 25
#define IKOT_CLOCK_CTRL 26
/* << new entries here */
#define IKOT_UNKNOWN 27 /* magic catchall */
#define IKOT_MAX_TYPE 28 /* # of IKOT_ types */
/* Please keep ipc/ipc_object.c:ikot_print_array up to date */
#define is_ipc_kobject(ikot) (ikot != IKOT_NONE)
/*
* Define types of kernel objects that use page lists instead
* of entry lists for copyin of out of line memory.
*/
#define ipc_kobject_vm_page_list(ikot) \
((ikot == IKOT_PAGING_REQUEST) || (ikot == IKOT_DEVICE))
#define ipc_kobject_vm_page_steal(ikot) (ikot == IKOT_PAGING_REQUEST)
/* Initialize kernel server dispatch table */
/* XXX
extern void mig_init(void);
*/
/* Dispatch a kernel server function */
extern ipc_kmsg_t ipc_kobject_server(
ipc_kmsg_t request);
/* Make a port represent a kernel object of the given type */
extern void ipc_kobject_set(
ipc_port_t port,
ipc_kobject_t kobject,
ipc_kobject_type_t type);
/* Release any kernel object resources associated with a port */
extern void ipc_kobject_destroy(
ipc_port_t port);
#define null_conversion(port) (port)
#endif /* _KERN_IPC_KOBJECT_H_ */
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