1/*- 2 * Copyright (c) 2008-2011 Joseph Koshy 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 13 * 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 24 * SUCH DAMAGE. 25 * 26 * $Id: _libelf_config.h,v 1.2 2020/05/18 06:46:23 jsg Exp $ 27 */ 28 29#if defined(__APPLE__) || defined(__DragonFly__) 30 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 39#endif 40 41#endif /* __DragonFly__ */ 42 43#ifdef __FreeBSD__ 44 45/* 46 * Define LIBELF_{ARCH,BYTEORDER,CLASS} based on the machine architecture. 47 * See also: <machine/elf.h>. 48 */ 49 50#if defined(__amd64__) 51 52#define LIBELF_ARCH EM_X86_64 53#define LIBELF_BYTEORDER ELFDATA2LSB 54#define LIBELF_CLASS ELFCLASS64 55 56#elif defined(__aarch64__) 57 58#define LIBELF_ARCH EM_AARCH64 59#define LIBELF_BYTEORDER ELFDATA2LSB 60#define LIBELF_CLASS ELFCLASS64 61 62#elif defined(__arm__) 63 64#define LIBELF_ARCH EM_ARM 65#if defined(__ARMEB__) /* Big-endian ARM. */ 66#define LIBELF_BYTEORDER ELFDATA2MSB 67#else 68#define LIBELF_BYTEORDER ELFDATA2LSB 69#endif 70#define LIBELF_CLASS ELFCLASS32 71 72#elif defined(__i386__) 73 74#define LIBELF_ARCH EM_386 75#define LIBELF_BYTEORDER ELFDATA2LSB 76#define LIBELF_CLASS ELFCLASS32 77 78#elif defined(__ia64__) 79 80#define LIBELF_ARCH EM_IA_64 81#define LIBELF_BYTEORDER ELFDATA2LSB 82#define LIBELF_CLASS ELFCLASS64 83 84#elif defined(__mips__) 85 86#define LIBELF_ARCH EM_MIPS 87#if defined(__MIPSEB__) 88#define LIBELF_BYTEORDER ELFDATA2MSB 89#else 90#define LIBELF_BYTEORDER ELFDATA2LSB 91#endif 92#define LIBELF_CLASS ELFCLASS32 93 94#elif defined(__powerpc__) 95 96#define LIBELF_ARCH EM_PPC 97#define LIBELF_BYTEORDER ELFDATA2MSB 98#define LIBELF_CLASS ELFCLASS32 99 100#elif defined(__riscv) && (__riscv_xlen == 64) 101 102#define LIBELF_ARCH EM_RISCV 103#define LIBELF_BYTEORDER ELFDATA2LSB 104#define LIBELF_CLASS ELFCLASS64 105 106#elif defined(__riscv64) 107 108#define LIBELF_ARCH EM_RISCV 109#define LIBELF_BYTEORDER ELFDATA2LSB 110#define LIBELF_CLASS ELFCLASS64 111 112#elif defined(__sparc__) 113 114#define LIBELF_ARCH EM_SPARCV9 115#define LIBELF_BYTEORDER ELFDATA2MSB 116#define LIBELF_CLASS ELFCLASS64 117 118#else 119#error Unknown FreeBSD architecture. 120#endif 121#endif /* __FreeBSD__ */ 122 123/* 124 * Definitions for Minix3. 125 */ 126#ifdef __minix 127 128#define LIBELF_ARCH EM_386 129#define LIBELF_BYTEORDER ELFDATA2LSB 130#define LIBELF_CLASS ELFCLASS32 131 132#endif /* __minix */ 133 134#ifdef __NetBSD__ 135 136#include <machine/elf_machdep.h> 137 138#if !defined(ARCH_ELFSIZE) 139#error ARCH_ELFSIZE is not defined. 140#endif 141 142#if ARCH_ELFSIZE == 32 143#define LIBELF_ARCH ELF32_MACHDEP_ID 144#define LIBELF_BYTEORDER ELF32_MACHDEP_ENDIANNESS 145#define LIBELF_CLASS ELFCLASS32 146#define Elf_Note Elf32_Nhdr 147#else 148#define LIBELF_ARCH ELF64_MACHDEP_ID 149#define LIBELF_BYTEORDER ELF64_MACHDEP_ENDIANNESS 150#define LIBELF_CLASS ELFCLASS64 151#define Elf_Note Elf64_Nhdr 152#endif 153 154#endif /* __NetBSD__ */ 155 156#if defined(__OpenBSD__) 157 158#include <machine/exec.h> 159 160#define LIBELF_ARCH ELF_TARG_MACH 161#define LIBELF_BYTEORDER ELF_TARG_DATA 162#define LIBELF_CLASS ELF_TARG_CLASS 163 164#endif 165 166/* 167 * GNU & Linux compatibility. 168 * 169 * `__linux__' is defined in an environment runs the Linux kernel and glibc. 170 * `__GNU__' is defined in an environment runs a GNU kernel (Hurd) and glibc. 171 * `__GLIBC__' is defined for an environment that runs glibc over a non-GNU 172 * kernel such as GNU/kFreeBSD. 173 */ 174 175#if defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) 176 177#if defined(__linux__) 178 179#include "native-elf-format.h" 180 181#define LIBELF_CLASS ELFTC_CLASS 182#define LIBELF_ARCH ELFTC_ARCH 183#define LIBELF_BYTEORDER ELFTC_BYTEORDER 184 185#endif /* defined(__linux__) */ 186 187#if LIBELF_CLASS == ELFCLASS32 188#define Elf_Note Elf32_Nhdr 189#elif LIBELF_CLASS == ELFCLASS64 190#define Elf_Note Elf64_Nhdr 191#else 192#error LIBELF_CLASS needs to be one of ELFCLASS32 or ELFCLASS64 193#endif 194 195#endif /* defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) */ 196