xref: /f-stack/freebsd/sys/elf_generic.h (revision 22ce4aff)
1a9643ea8Slogwang /*-
2*22ce4affSfengbojiang  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3*22ce4affSfengbojiang  *
4a9643ea8Slogwang  * Copyright (c) 1998 John D. Polstra.
5a9643ea8Slogwang  * All rights reserved.
6a9643ea8Slogwang  *
7a9643ea8Slogwang  * Redistribution and use in source and binary forms, with or without
8a9643ea8Slogwang  * modification, are permitted provided that the following conditions
9a9643ea8Slogwang  * are met:
10a9643ea8Slogwang  * 1. Redistributions of source code must retain the above copyright
11a9643ea8Slogwang  *    notice, this list of conditions and the following disclaimer.
12a9643ea8Slogwang  * 2. Redistributions in binary form must reproduce the above copyright
13a9643ea8Slogwang  *    notice, this list of conditions and the following disclaimer in the
14a9643ea8Slogwang  *    documentation and/or other materials provided with the distribution.
15a9643ea8Slogwang  *
16a9643ea8Slogwang  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17a9643ea8Slogwang  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18a9643ea8Slogwang  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19a9643ea8Slogwang  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20a9643ea8Slogwang  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21a9643ea8Slogwang  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22a9643ea8Slogwang  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23a9643ea8Slogwang  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24a9643ea8Slogwang  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25a9643ea8Slogwang  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26a9643ea8Slogwang  * SUCH DAMAGE.
27a9643ea8Slogwang  *
28a9643ea8Slogwang  * $FreeBSD$
29a9643ea8Slogwang  */
30a9643ea8Slogwang 
31a9643ea8Slogwang #ifndef _SYS_ELF_GENERIC_H_
32a9643ea8Slogwang #define	_SYS_ELF_GENERIC_H_ 1
33a9643ea8Slogwang 
34a9643ea8Slogwang #include <sys/cdefs.h>
35a9643ea8Slogwang 
36a9643ea8Slogwang /*
37a9643ea8Slogwang  * Definitions of generic ELF names which relieve applications from
38a9643ea8Slogwang  * needing to know the word size.
39a9643ea8Slogwang  */
40a9643ea8Slogwang 
41a9643ea8Slogwang #if __ELF_WORD_SIZE != 32 && __ELF_WORD_SIZE != 64
42a9643ea8Slogwang #error "__ELF_WORD_SIZE must be defined as 32 or 64"
43a9643ea8Slogwang #endif
44a9643ea8Slogwang 
45a9643ea8Slogwang #define	ELF_CLASS	__CONCAT(ELFCLASS,__ELF_WORD_SIZE)
46a9643ea8Slogwang 
47a9643ea8Slogwang #if BYTE_ORDER == LITTLE_ENDIAN
48a9643ea8Slogwang #define	ELF_DATA	ELFDATA2LSB
49a9643ea8Slogwang #elif BYTE_ORDER == BIG_ENDIAN
50a9643ea8Slogwang #define	ELF_DATA	ELFDATA2MSB
51a9643ea8Slogwang #else
52a9643ea8Slogwang #error "Unknown byte order"
53a9643ea8Slogwang #endif
54a9643ea8Slogwang 
55a9643ea8Slogwang #define	__elfN(x)	__CONCAT(__CONCAT(__CONCAT(elf,__ELF_WORD_SIZE),_),x)
56a9643ea8Slogwang #define	__ElfN(x)	__CONCAT(__CONCAT(__CONCAT(Elf,__ELF_WORD_SIZE),_),x)
57a9643ea8Slogwang #define	__ELFN(x)	__CONCAT(__CONCAT(__CONCAT(ELF,__ELF_WORD_SIZE),_),x)
58a9643ea8Slogwang #define	__ElfType(x)	typedef __ElfN(x) __CONCAT(Elf_,x)
59a9643ea8Slogwang 
60a9643ea8Slogwang __ElfType(Addr);
61a9643ea8Slogwang __ElfType(Half);
62a9643ea8Slogwang __ElfType(Off);
63a9643ea8Slogwang __ElfType(Sword);
64a9643ea8Slogwang __ElfType(Word);
65a9643ea8Slogwang __ElfType(Ehdr);
66a9643ea8Slogwang __ElfType(Shdr);
67a9643ea8Slogwang __ElfType(Phdr);
68a9643ea8Slogwang __ElfType(Dyn);
69a9643ea8Slogwang __ElfType(Rel);
70a9643ea8Slogwang __ElfType(Rela);
71a9643ea8Slogwang __ElfType(Sym);
72a9643ea8Slogwang __ElfType(Verdef);
73a9643ea8Slogwang __ElfType(Verdaux);
74a9643ea8Slogwang __ElfType(Verneed);
75a9643ea8Slogwang __ElfType(Vernaux);
76a9643ea8Slogwang __ElfType(Versym);
77a9643ea8Slogwang 
78a9643ea8Slogwang /* Non-standard ELF types. */
79a9643ea8Slogwang __ElfType(Hashelt);
80a9643ea8Slogwang __ElfType(Size);
81a9643ea8Slogwang __ElfType(Ssize);
82a9643ea8Slogwang 
83a9643ea8Slogwang #define	ELF_R_SYM	__ELFN(R_SYM)
84a9643ea8Slogwang #define	ELF_R_TYPE	__ELFN(R_TYPE)
85a9643ea8Slogwang #define	ELF_R_INFO	__ELFN(R_INFO)
86a9643ea8Slogwang #define	ELF_ST_BIND	__ELFN(ST_BIND)
87a9643ea8Slogwang #define	ELF_ST_TYPE	__ELFN(ST_TYPE)
88a9643ea8Slogwang #define	ELF_ST_INFO	__ELFN(ST_INFO)
89*22ce4affSfengbojiang #define	ELF_ST_VISIBILITY	__ELFN(ST_VISIBILITY)
90a9643ea8Slogwang 
91a9643ea8Slogwang #endif /* !_SYS_ELF_GENERIC_H_ */
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