xnu-3789.51.2.tar.gz

[apple/xnu.git] / osfmk / kern / syscall_emulation.c

/*
 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 * 
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */
/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
 * All Rights Reserved.
 * 
 * Permission to use, copy, modify and ditribute 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 ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 * CONDITION.  CARNEGIE MELLON DISCLAIMS 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.
 */
/*
 */
#include <mach/mach_types.h>
#include <mach/error.h>
#include <mach/vm_param.h>
#include <mach/boolean.h>
#include <mach/task.h>

#include <kern/kern_types.h>
#include <kern/misc_protos.h>
#include <kern/task.h>
#include <kern/kalloc.h>

#include <vm/vm_map.h>
#include <vm/vm_kern.h>

/*
 * Exported interface
 */

/*
 *	task_set_emulation_vector:  [Server Entry]
 *
 *	Set the list of emulated system calls for this task.
 *	The list is out-of-line.
 */
kern_return_t
task_set_emulation_vector(
	__unused task_t 		task,
	__unused int			vector_start,
	__unused emulation_vector_t	emulation_vector,
	__unused mach_msg_type_number_t	emulation_vector_count)
{
	return KERN_NOT_SUPPORTED;
}

/*
 *	task_get_emulation_vector: [Server Entry]
 *
 *	Get the list of emulated system calls for this task.
 *	List is returned out-of-line.
 */
kern_return_t
task_get_emulation_vector(
	__unused task_t			task,
	__unused int			*vector_start,		/* out */
	__unused emulation_vector_t	*emulation_vector,	/* out */
	__unused mach_msg_type_number_t	*emulation_vector_count)/* out */
{
	return KERN_NOT_SUPPORTED;
}

/*
 *   task_set_emulation:  [Server Entry]
 *   set up for user space emulation of syscalls within this task.
 */
kern_return_t
task_set_emulation(
	__unused task_t		task,
	__unused vm_offset_t 	routine_entry_pt,
	__unused int		routine_number)
{
	return KERN_NOT_SUPPORTED;
}