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1c79356b 1/*
316670eb 2 * Copyright (c) 2011 Apple Inc. All rights reserved.
1c79356b 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
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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.
8f6c56a5 14 *
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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
8f6c56a5
A
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
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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.
8f6c56a5 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b 27 */
91447636 28
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29#ifndef _SYS_KAS_INFO_H_
30#define _SYS_KAS_INFO_H_
1c79356b 31
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32#include <sys/cdefs.h>
33#include <Availability.h>
91447636 34
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35/*
36 * kas_info() ("Kernel Address Space Info") is a private interface that allows
37 * appropriately privileged system components to introspect the overall
38 * kernel address space layout.
39 */
1c79356b 40
316670eb 41__BEGIN_DECLS
1c79356b 42
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43/* The slide of the main kernel compared to its static link address */
44#define KAS_INFO_KERNEL_TEXT_SLIDE_SELECTOR (0) /* returns uint64_t */
45#define KAS_INFO_MAX_SELECTOR (1)
1c79356b 46
316670eb 47#ifndef KERNEL
1c79356b 48
39236c6e 49int kas_info(int selector, void *value, size_t *size) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
1c79356b 50
316670eb 51#endif /* KERNEL */
1c79356b 52
316670eb 53__END_DECLS
91447636 54
316670eb 55#endif /* !_SYS_KAS_INFO_H_ */