sysdeps/unix/sysv/linux/powerpc/readelflib.c

   1 /* Special checks on libraries for ldconfig.  Linux/PowerPC version.
   2    Copyright (C) 2002 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20
  21 int process_elf32_file (const char *file_name, const char *lib, int *flag,
  22                         unsigned int *osversion, char **soname,
  23                         void *file_contents, size_t file_length);
  24 int process_elf64_file (const char *file_name, const char *lib, int *flag,
  25                         unsigned int *osversion, char **soname,
  26                         void *file_contents, size_t file_length);
  27
  28 /* Returns 0 if everything is ok, != 0 in case of error.  */
  29 int
  30 process_elf_file (const char *file_name, const char *lib, int *flag,
  31                   unsigned int *osversion, char **soname, void *file_contents,
  32                   size_t file_length)
  33 {
  34   ElfW(Ehdr) *elf_header = (ElfW(Ehdr) *) file_contents;
  35   int ret;
  36
  37   if (elf_header->e_ident [EI_CLASS] == ELFCLASS32)
  38     return process_elf32_file (file_name, lib, flag, osversion, soname,
  39                                file_contents, file_length);
  40   else
  41     {
  42       ret = process_elf64_file (file_name, lib, flag, osversion, soname,
  43                                 file_contents, file_length);
  44       /* PowerPC 64bit libraries are always libc.so.6+.  */
  45       if (!ret)
  46         *flag = FLAG_POWERPC_LIB64|FLAG_ELF_LIBC6;
  47       return ret;
  48     }
  49 }
  50
  51 #undef __ELF_NATIVE_CLASS
  52 #undef process_elf_file
  53 #define process_elf_file process_elf32_file
  54 #define __ELF_NATIVE_CLASS 32
  55 #include "sysdeps/generic/readelflib.c"
  56
  57 #undef __ELF_NATIVE_CLASS
  58 #undef process_elf_file
  59 #define process_elf_file process_elf64_file
  60 #define __ELF_NATIVE_CLASS 64
  61 #include "sysdeps/generic/readelflib.c"