2 * Copyright (c) 2008-2011 Joseph Koshy
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $Id: _libelf_config.h 3168 2015-02-24 19:17:47Z emaste $
29 #if defined(__APPLE__) || defined(__DragonFly__)
31 #if defined(__amd64__)
32 #define LIBELF_ARCH EM_X86_64
33 #define LIBELF_BYTEORDER ELFDATA2LSB
34 #define LIBELF_CLASS ELFCLASS64
35 #elif defined(__i386__)
36 #define LIBELF_ARCH EM_386
37 #define LIBELF_BYTEORDER ELFDATA2LSB
38 #define LIBELF_CLASS ELFCLASS32
41 #endif /* __DragonFly__ */
46 * Define LIBELF_{ARCH,BYTEORDER,CLASS} based on the machine architecture.
47 * See also: <machine/elf.h>.
50 #if defined(__amd64__)
52 #define LIBELF_ARCH EM_X86_64
53 #define LIBELF_BYTEORDER ELFDATA2LSB
54 #define LIBELF_CLASS ELFCLASS64
56 #elif defined(__aarch64__)
58 #define LIBELF_ARCH EM_AARCH64
59 #define LIBELF_BYTEORDER ELFDATA2LSB
60 #define LIBELF_CLASS ELFCLASS64
62 #elif defined(__arm__)
64 #define LIBELF_ARCH EM_ARM
65 #if defined(__ARMEB__) /* Big-endian ARM. */
66 #define LIBELF_BYTEORDER ELFDATA2MSB
68 #define LIBELF_BYTEORDER ELFDATA2LSB
70 #define LIBELF_CLASS ELFCLASS32
72 #elif defined(__i386__)
74 #define LIBELF_ARCH EM_386
75 #define LIBELF_BYTEORDER ELFDATA2LSB
76 #define LIBELF_CLASS ELFCLASS32
78 #elif defined(__ia64__)
80 #define LIBELF_ARCH EM_IA_64
81 #define LIBELF_BYTEORDER ELFDATA2LSB
82 #define LIBELF_CLASS ELFCLASS64
84 #elif defined(__mips__)
86 #define LIBELF_ARCH EM_MIPS
87 #if defined(__MIPSEB__)
88 #define LIBELF_BYTEORDER ELFDATA2MSB
90 #define LIBELF_BYTEORDER ELFDATA2LSB
92 #define LIBELF_CLASS ELFCLASS32
94 #elif defined(__powerpc__)
96 #define LIBELF_ARCH EM_PPC
97 #define LIBELF_BYTEORDER ELFDATA2MSB
98 #define LIBELF_CLASS ELFCLASS32
100 #elif defined(__sparc__)
102 #define LIBELF_ARCH EM_SPARCV9
103 #define LIBELF_BYTEORDER ELFDATA2MSB
104 #define LIBELF_CLASS ELFCLASS64
107 #error Unknown FreeBSD architecture.
109 #endif /* __FreeBSD__ */
112 * Definitions for Minix3.
116 #define LIBELF_ARCH EM_386
117 #define LIBELF_BYTEORDER ELFDATA2LSB
118 #define LIBELF_CLASS ELFCLASS32
124 #include <machine/elf_machdep.h>
126 #if !defined(ARCH_ELFSIZE)
127 #error ARCH_ELFSIZE is not defined.
130 #if ARCH_ELFSIZE == 32
131 #define LIBELF_ARCH ELF32_MACHDEP_ID
132 #define LIBELF_BYTEORDER ELF32_MACHDEP_ENDIANNESS
133 #define LIBELF_CLASS ELFCLASS32
134 #define Elf_Note Elf32_Nhdr
136 #define LIBELF_ARCH ELF64_MACHDEP_ID
137 #define LIBELF_BYTEORDER ELF64_MACHDEP_ENDIANNESS
138 #define LIBELF_CLASS ELFCLASS64
139 #define Elf_Note Elf64_Nhdr
142 #endif /* __NetBSD__ */
144 #if defined(__OpenBSD__)
146 #include <machine/exec.h>
148 #define LIBELF_ARCH ELF_TARG_MACH
149 #define LIBELF_BYTEORDER ELF_TARG_DATA
150 #define LIBELF_CLASS ELF_TARG_CLASS
155 * GNU & Linux compatibility.
157 * `__linux__' is defined in an environment runs the Linux kernel and glibc.
158 * `__GNU__' is defined in an environment runs a GNU kernel (Hurd) and glibc.
159 * `__GLIBC__' is defined for an environment that runs glibc over a non-GNU
160 * kernel such as GNU/kFreeBSD.
163 #if defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)
165 #if defined(__linux__)
167 #include "native-elf-format.h"
169 #define LIBELF_CLASS ELFTC_CLASS
170 #define LIBELF_ARCH ELFTC_ARCH
171 #define LIBELF_BYTEORDER ELFTC_BYTEORDER
173 #endif /* defined(__linux__) */
175 #if LIBELF_CLASS == ELFCLASS32
176 #define Elf_Note Elf32_Nhdr
177 #elif LIBELF_CLASS == ELFCLASS64
178 #define Elf_Note Elf64_Nhdr
180 #error LIBELF_CLASS needs to be one of ELFCLASS32 or ELFCLASS64
183 #endif /* defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) */