xref: /xnu-8020.101.4/bsd/sys/kas_info.h (revision e7776783b89a353188416a9a346c6cdb4928faad)
1*e7776783SApple OSS Distributions /*
2*e7776783SApple OSS Distributions  * Copyright (c) 2011 Apple Inc. All rights reserved.
3*e7776783SApple OSS Distributions  *
4*e7776783SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*e7776783SApple OSS Distributions  *
6*e7776783SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*e7776783SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*e7776783SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*e7776783SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*e7776783SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*e7776783SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*e7776783SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*e7776783SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*e7776783SApple OSS Distributions  *
15*e7776783SApple OSS Distributions  * Please obtain a copy of the License at
16*e7776783SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*e7776783SApple OSS Distributions  *
18*e7776783SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*e7776783SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*e7776783SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*e7776783SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*e7776783SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*e7776783SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*e7776783SApple OSS Distributions  * limitations under the License.
25*e7776783SApple OSS Distributions  *
26*e7776783SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*e7776783SApple OSS Distributions  */
28*e7776783SApple OSS Distributions 
29*e7776783SApple OSS Distributions #ifndef _SYS_KAS_INFO_H_
30*e7776783SApple OSS Distributions #define _SYS_KAS_INFO_H_
31*e7776783SApple OSS Distributions 
32*e7776783SApple OSS Distributions #include <sys/cdefs.h>
33*e7776783SApple OSS Distributions #include <Availability.h>
34*e7776783SApple OSS Distributions 
35*e7776783SApple OSS Distributions /*
36*e7776783SApple OSS Distributions  * kas_info() ("Kernel Address Space Info") is a private interface that allows
37*e7776783SApple OSS Distributions  * appropriately privileged system components to introspect the overall
38*e7776783SApple OSS Distributions  * kernel address space layout.
39*e7776783SApple OSS Distributions  */
40*e7776783SApple OSS Distributions 
41*e7776783SApple OSS Distributions __BEGIN_DECLS
42*e7776783SApple OSS Distributions 
43*e7776783SApple OSS Distributions /* The slide of the main kernel compared to its static link address */
44*e7776783SApple OSS Distributions #define KAS_INFO_KERNEL_TEXT_SLIDE_SELECTOR     (0)     /* returns uint64_t	*/
45*e7776783SApple OSS Distributions #define KAS_INFO_KERNEL_SEGMENT_VMADDR_SELECTOR    (1)
46*e7776783SApple OSS Distributions #define KAS_INFO_MAX_SELECTOR           (2)
47*e7776783SApple OSS Distributions 
48*e7776783SApple OSS Distributions #ifndef KERNEL
49*e7776783SApple OSS Distributions 
50*e7776783SApple OSS Distributions int kas_info(int selector, void *value, size_t *size) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
51*e7776783SApple OSS Distributions 
52*e7776783SApple OSS Distributions #endif /* KERNEL */
53*e7776783SApple OSS Distributions 
54*e7776783SApple OSS Distributions __END_DECLS
55*e7776783SApple OSS Distributions 
56*e7776783SApple OSS Distributions #endif  /* !_SYS_KAS_INFO_H_ */
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