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1/*
2 * Copyright (c) 2016 Apple 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#ifndef _KXLD_SPLITINFOLC_H_
29#define _KXLD_SPLITINFOLC_H_
30
31#include <sys/types.h>
32#if KERNEL
33#include <libkern/kxld_types.h>
34#else
35#include "kxld_types.h"
36#endif
37
38struct linkedit_data_command;
39typedef struct kxld_splitinfolc KXLDsplitinfolc;
40
41struct kxld_splitinfolc {
42 uint32_t cmdsize;
43 uint32_t dataoff;
44 uint32_t datasize;
45 boolean_t has_splitinfolc;
46};
47
48/*******************************************************************************
49 * Constructors and destructors
50 *******************************************************************************/
51
52void kxld_splitinfolc_init_from_macho(KXLDsplitinfolc *splitinfolc, struct linkedit_data_command *src)
53__attribute__((nonnull, visibility("hidden")));
54
55void kxld_splitinfolc_clear(KXLDsplitinfolc *splitinfolc)
56__attribute__((nonnull, visibility("hidden")));
57
58/*******************************************************************************
59 * Accessors
60 *******************************************************************************/
61
62u_long kxld_splitinfolc_get_macho_header_size(void)
63__attribute__((pure, visibility("hidden")));
64
65kern_return_t
66kxld_splitinfolc_export_macho(const KXLDsplitinfolc *splitinfolc,
67 splitKextLinkInfo *linked_object,
68 u_long *header_offset,
69 u_long header_size,
70 u_long *data_offset,
71 u_long size)
72__attribute__((pure, nonnull, visibility("hidden")));
73
74#endif /* _KXLD_SPLITINFOLC_H_ */