xref: /xnu-11215.61.5/osfmk/vm/vm_external.h (revision 4f1223e81cd707a65cc109d0b8ad6653699da3c4)
1*4f1223e8SApple OSS Distributions /*
2*4f1223e8SApple OSS Distributions  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3*4f1223e8SApple OSS Distributions  *
4*4f1223e8SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*4f1223e8SApple OSS Distributions  *
6*4f1223e8SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*4f1223e8SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*4f1223e8SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*4f1223e8SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*4f1223e8SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*4f1223e8SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*4f1223e8SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*4f1223e8SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*4f1223e8SApple OSS Distributions  *
15*4f1223e8SApple OSS Distributions  * Please obtain a copy of the License at
16*4f1223e8SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*4f1223e8SApple OSS Distributions  *
18*4f1223e8SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*4f1223e8SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*4f1223e8SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*4f1223e8SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*4f1223e8SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*4f1223e8SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*4f1223e8SApple OSS Distributions  * limitations under the License.
25*4f1223e8SApple OSS Distributions  *
26*4f1223e8SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*4f1223e8SApple OSS Distributions  */
28*4f1223e8SApple OSS Distributions /*
29*4f1223e8SApple OSS Distributions  * @OSF_COPYRIGHT@
30*4f1223e8SApple OSS Distributions  */
31*4f1223e8SApple OSS Distributions /*
32*4f1223e8SApple OSS Distributions  * Mach Operating System
33*4f1223e8SApple OSS Distributions  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
34*4f1223e8SApple OSS Distributions  * All Rights Reserved.
35*4f1223e8SApple OSS Distributions  *
36*4f1223e8SApple OSS Distributions  * Permission to use, copy, modify and distribute this software and its
37*4f1223e8SApple OSS Distributions  * documentation is hereby granted, provided that both the copyright
38*4f1223e8SApple OSS Distributions  * notice and this permission notice appear in all copies of the
39*4f1223e8SApple OSS Distributions  * software, derivative works or modified versions, and any portions
40*4f1223e8SApple OSS Distributions  * thereof, and that both notices appear in supporting documentation.
41*4f1223e8SApple OSS Distributions  *
42*4f1223e8SApple OSS Distributions  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
43*4f1223e8SApple OSS Distributions  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
44*4f1223e8SApple OSS Distributions  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
45*4f1223e8SApple OSS Distributions  *
46*4f1223e8SApple OSS Distributions  * Carnegie Mellon requests users of this software to return to
47*4f1223e8SApple OSS Distributions  *
48*4f1223e8SApple OSS Distributions  *  Software Distribution Coordinator  or  [email protected]
49*4f1223e8SApple OSS Distributions  *  School of Computer Science
50*4f1223e8SApple OSS Distributions  *  Carnegie Mellon University
51*4f1223e8SApple OSS Distributions  *  Pittsburgh PA 15213-3890
52*4f1223e8SApple OSS Distributions  *
53*4f1223e8SApple OSS Distributions  * any improvements or extensions that they make and grant Carnegie Mellon
54*4f1223e8SApple OSS Distributions  * the rights to redistribute these changes.
55*4f1223e8SApple OSS Distributions  */
56*4f1223e8SApple OSS Distributions /*
57*4f1223e8SApple OSS Distributions  */
58*4f1223e8SApple OSS Distributions 
59*4f1223e8SApple OSS Distributions #ifndef VM_VM_EXTERNAL_H_
60*4f1223e8SApple OSS Distributions #define VM_VM_EXTERNAL_H_
61*4f1223e8SApple OSS Distributions 
62*4f1223e8SApple OSS Distributions #include <mach/boolean.h>
63*4f1223e8SApple OSS Distributions #include <mach/vm_types.h>
64*4f1223e8SApple OSS Distributions #include <mach/machine/vm_types.h>
65*4f1223e8SApple OSS Distributions 
66*4f1223e8SApple OSS Distributions /*
67*4f1223e8SApple OSS Distributions  *	The states that may be recorded for a page of external storage.
68*4f1223e8SApple OSS Distributions  */
69*4f1223e8SApple OSS Distributions 
70*4f1223e8SApple OSS Distributions typedef int     vm_external_state_t;
71*4f1223e8SApple OSS Distributions #define VM_EXTERNAL_STATE_EXISTS                1
72*4f1223e8SApple OSS Distributions #define VM_EXTERNAL_STATE_UNKNOWN               2
73*4f1223e8SApple OSS Distributions #define VM_EXTERNAL_STATE_ABSENT                3
74*4f1223e8SApple OSS Distributions 
75*4f1223e8SApple OSS Distributions #endif  /* VM_VM_EXTERNAL_H_ */
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