osfmk/kern/syscall_emulation.c

   1 /*
   2  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * @OSF_COPYRIGHT@
  30  */
  31 /*
  32  * Mach Operating System
  33  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  34  * All Rights Reserved.
  35  *
  36  * Permission to use, copy, modify and ditribute this software and its
  37  * documentation is hereby granted, provided that both the copyright
  38  * notice and this permission notice appear in all copies of the
  39  * software, derivative works or modified versions, and any portions
  40  * thereof, and that both notices appear in supporting documentation.
  41  *
  42  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  43  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  44  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  45  *
  46  * Carnegie Mellon requests users of this software to return to
  47  *
  48  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  49  *  School of Computer Science
  50  *  Carnegie Mellon University
  51  *  Pittsburgh PA 15213-3890
  52  *
  53  * any improvements or extensions that they make and grant Carnegie Mellon
  54  * the rights to redistribute these changes.
  55  */
  56 /*
  57  */
  58 #include <mach/mach_types.h>
  59 #include <mach/error.h>
  60 #include <mach/vm_param.h>
  61 #include <mach/boolean.h>
  62 #include <mach/task.h>
  63
  64 #include <kern/kern_types.h>
  65 #include <kern/misc_protos.h>
  66 #include <kern/task.h>
  67 #include <kern/kalloc.h>
  68
  69 #include <vm/vm_map.h>
  70 #include <vm/vm_kern.h>
  71
  72 /*
  73  * Exported interface
  74  */
  75
  76 /*
  77  *      task_set_emulation_vector:  [Server Entry]
  78  *
  79  *      Set the list of emulated system calls for this task.
  80  *      The list is out-of-line.
  81  */
  82 kern_return_t
  83 task_set_emulation_vector(
  84         __unused task_t                 task,
  85         __unused int                    vector_start,
  86         __unused emulation_vector_t     emulation_vector,
  87         __unused mach_msg_type_number_t emulation_vector_count)
  88 {
  89         return KERN_NOT_SUPPORTED;
  90 }
  91
  92 /*
  93  *      task_get_emulation_vector: [Server Entry]
  94  *
  95  *      Get the list of emulated system calls for this task.
  96  *      List is returned out-of-line.
  97  */
  98 kern_return_t
  99 task_get_emulation_vector(
 100         __unused task_t                 task,
 101         __unused int                    *vector_start,          /* out */
 102         __unused emulation_vector_t     *emulation_vector,      /* out */
 103         __unused mach_msg_type_number_t *emulation_vector_count)/* out */
 104 {
 105         return KERN_NOT_SUPPORTED;
 106 }
 107
 108 /*
 109  *   task_set_emulation:  [Server Entry]
 110  *   set up for user space emulation of syscalls within this task.
 111  */
 112 kern_return_t
 113 task_set_emulation(
 114         __unused task_t         task,
 115         __unused vm_offset_t    routine_entry_pt,
 116         __unused int            routine_number)
 117 {
 118         return KERN_NOT_SUPPORTED;
 119 }
 120
 121
 122
 123