text: /* Run-time dynamic linker data structures for loaded ELF shared objects.  GNU.
     Copyright (C) 2001-2017 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
  
     The GNU C Library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
  
     The GNU C Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public
     License along with the GNU C Library; if not, see
     <http://www.gnu.org/licenses/>.  */
  
  #ifndef _GNU_LDSODEFS_H
  #define _GNU_LDSODEFS_H 1
  
  #include <elf.h>
  #include <libc-abis.h>
  #include <string.h>
  
  /* Accept binaries which identify the binary as using GNU extensions.  */
  #define VALID_ELF_HEADER(hdr,exp,size)	(memcmp (hdr, exp, size) == 0	\
  					 || memcmp (hdr, expected2, size) == 0)
  #define VALID_ELF_OSABI(osabi)		(osabi == ELFOSABI_SYSV \
  					 || osabi == ELFOSABI_GNU)
  #define VALID_ELF_ABIVERSION(osabi,ver) \
    (ver == 0 || (osabi == ELFOSABI_GNU && ver < LIBC_ABI_MAX))
  #define MORE_ELF_HEADER_DATA \
    static const unsigned char expected2[EI_PAD] =	\
    {							\
      [EI_MAG0] = ELFMAG0,				\
      [EI_MAG1] = ELFMAG1,				\
      [EI_MAG2] = ELFMAG2,				\
      [EI_MAG3] = ELFMAG3,				\
      [EI_CLASS] = ELFW(CLASS),				\
      [EI_DATA] = byteorder,				\
      [EI_VERSION] = EV_CURRENT,				\
      [EI_OSABI] = ELFOSABI_GNU				\
    }
  
  #include_next <ldsodefs.h>
  
  #endif /* _GNU_LDSODEFS_H */
  