IABSD.fr/src/lib/libelf/_libelf_config.h

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• Author : jsg
  Date : 2020-05-18 06:46:23
  Hash : 63b93652
  Message : update libelf from elftoolchain r3717 to r3833 ok deraadt@

• lib/libelf/_libelf_config.h

• /*-
   * Copyright (c) 2008-2011 Joseph Koshy
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * $Id: _libelf_config.h,v 1.2 2020/05/18 06:46:23 jsg Exp $
   */
  
  #if defined(__APPLE__) || defined(__DragonFly__)
  
  #if	defined(__amd64__)
  #define	LIBELF_ARCH		EM_X86_64
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS64
  #elif	defined(__i386__)
  #define	LIBELF_ARCH		EM_386
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS32
  #endif
  
  #endif	/* __DragonFly__ */
  
  #ifdef __FreeBSD__
  
  /*
   * Define LIBELF_{ARCH,BYTEORDER,CLASS} based on the machine architecture.
   * See also: <machine/elf.h>.
   */
  
  #if	defined(__amd64__)
  
  #define	LIBELF_ARCH		EM_X86_64
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS64
  
  #elif	defined(__aarch64__)
  
  #define	LIBELF_ARCH		EM_AARCH64
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS64
  
  #elif	defined(__arm__)
  
  #define	LIBELF_ARCH		EM_ARM
  #if	defined(__ARMEB__)	/* Big-endian ARM. */
  #define	LIBELF_BYTEORDER	ELFDATA2MSB
  #else
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #endif
  #define	LIBELF_CLASS		ELFCLASS32
  
  #elif	defined(__i386__)
  
  #define	LIBELF_ARCH		EM_386
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS32
  
  #elif	defined(__ia64__)
  
  #define	LIBELF_ARCH		EM_IA_64
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS64
  
  #elif	defined(__mips__)
  
  #define	LIBELF_ARCH		EM_MIPS
  #if	defined(__MIPSEB__)
  #define	LIBELF_BYTEORDER	ELFDATA2MSB
  #else
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #endif
  #define	LIBELF_CLASS		ELFCLASS32
  
  #elif	defined(__powerpc__)
  
  #define	LIBELF_ARCH		EM_PPC
  #define	LIBELF_BYTEORDER	ELFDATA2MSB
  #define	LIBELF_CLASS		ELFCLASS32
  
  #elif	defined(__riscv) && (__riscv_xlen == 64)
  
  #define	LIBELF_ARCH		EM_RISCV
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS64
  
  #elif	defined(__riscv64)
  
  #define	LIBELF_ARCH		EM_RISCV
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS64
  
  #elif	defined(__sparc__)
  
  #define	LIBELF_ARCH		EM_SPARCV9
  #define	LIBELF_BYTEORDER	ELFDATA2MSB
  #define	LIBELF_CLASS		ELFCLASS64
  
  #else
  #error	Unknown FreeBSD architecture.
  #endif
  #endif  /* __FreeBSD__ */
  
  /*
   * Definitions for Minix3.
   */
  #ifdef __minix
  
  #define	LIBELF_ARCH		EM_386
  #define	LIBELF_BYTEORDER	ELFDATA2LSB
  #define	LIBELF_CLASS		ELFCLASS32
  
  #endif	/* __minix */
  
  #ifdef __NetBSD__
  
  #include <machine/elf_machdep.h>
  
  #if	!defined(ARCH_ELFSIZE)
  #error	ARCH_ELFSIZE is not defined.
  #endif
  
  #if	ARCH_ELFSIZE == 32
  #define	LIBELF_ARCH		ELF32_MACHDEP_ID
  #define	LIBELF_BYTEORDER	ELF32_MACHDEP_ENDIANNESS
  #define	LIBELF_CLASS		ELFCLASS32
  #define	Elf_Note		Elf32_Nhdr
  #else
  #define	LIBELF_ARCH		ELF64_MACHDEP_ID
  #define	LIBELF_BYTEORDER	ELF64_MACHDEP_ENDIANNESS
  #define	LIBELF_CLASS		ELFCLASS64
  #define	Elf_Note		Elf64_Nhdr
  #endif
  
  #endif	/* __NetBSD__ */
  
  #if defined(__OpenBSD__)
  
  #include <machine/exec.h>
  
  #define	LIBELF_ARCH		ELF_TARG_MACH
  #define	LIBELF_BYTEORDER	ELF_TARG_DATA
  #define	LIBELF_CLASS		ELF_TARG_CLASS
  
  #endif
  
  /*
   * GNU & Linux compatibility.
   *
   * `__linux__' is defined in an environment runs the Linux kernel and glibc.
   * `__GNU__' is defined in an environment runs a GNU kernel (Hurd) and glibc.
   * `__GLIBC__' is defined for an environment that runs glibc over a non-GNU
   *     kernel such as GNU/kFreeBSD.
   */
  
  #if defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)
  
  #if defined(__linux__)
  
  #include "native-elf-format.h"
  
  #define	LIBELF_CLASS		ELFTC_CLASS
  #define	LIBELF_ARCH		ELFTC_ARCH
  #define	LIBELF_BYTEORDER	ELFTC_BYTEORDER
  
  #endif	/* defined(__linux__) */
  
  #if	LIBELF_CLASS == ELFCLASS32
  #define	Elf_Note		Elf32_Nhdr
  #elif   LIBELF_CLASS == ELFCLASS64
  #define	Elf_Note		Elf64_Nhdr
  #else
  #error  LIBELF_CLASS needs to be one of ELFCLASS32 or ELFCLASS64
  #endif
  
  #endif /* defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) */