| /* Copyright (C) 1999-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Andreas Jaeger <aj@suse.de>, 1999 and |
| Jakub Jelinek <jakub@redhat.com>, 2000. |
| |
| 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/>. */ |
| |
| |
| int process_elf32_file (const char *file_name, const char *lib, int *flag, |
| unsigned int *osversion, char **soname, |
| void *file_contents, size_t file_length); |
| int process_elf64_file (const char *file_name, const char *lib, int *flag, |
| unsigned int *osversion, char **soname, |
| void *file_contents, size_t file_length); |
| |
| /* Returns 0 if everything is ok, != 0 in case of error. */ |
| int |
| process_elf_file (const char *file_name, const char *lib, int *flag, |
| unsigned int *osversion, char **soname, void *file_contents, |
| size_t file_length) |
| { |
| ElfW(Ehdr) *elf_header = (ElfW(Ehdr) *) file_contents; |
| int ret, file_flag = 0; |
| |
| switch (elf_header->e_machine) |
| { |
| case EM_X86_64: |
| if (elf_header->e_ident[EI_CLASS] == ELFCLASS64) |
| /* X86-64 64bit libraries are always libc.so.6+. */ |
| file_flag = FLAG_X8664_LIB64|FLAG_ELF_LIBC6; |
| else |
| /* X32 libraries are always libc.so.6+. */ |
| file_flag = FLAG_X8664_LIBX32|FLAG_ELF_LIBC6; |
| break; |
| #ifndef SKIP_EM_IA_64 |
| case EM_IA_64: |
| if (elf_header->e_ident[EI_CLASS] == ELFCLASS64) |
| { |
| /* IA64 64bit libraries are always libc.so.6+. */ |
| file_flag = FLAG_IA64_LIB64|FLAG_ELF_LIBC6; |
| break; |
| } |
| goto failed; |
| #endif |
| case EM_386: |
| if (elf_header->e_ident[EI_CLASS] == ELFCLASS32) |
| break; |
| /* Fall through. */ |
| default: |
| #ifndef SKIP_EM_IA_64 |
| failed: |
| #endif |
| error (0, 0, _("%s is for unknown machine %d.\n"), |
| file_name, elf_header->e_machine); |
| return 1; |
| } |
| |
| if (elf_header->e_ident[EI_CLASS] == ELFCLASS32) |
| ret = process_elf32_file (file_name, lib, flag, osversion, soname, |
| file_contents, file_length); |
| else |
| ret = process_elf64_file (file_name, lib, flag, osversion, soname, |
| file_contents, file_length); |
| |
| if (!ret && file_flag) |
| *flag = file_flag; |
| |
| return ret; |
| } |
| |
| #undef __ELF_NATIVE_CLASS |
| #undef process_elf_file |
| #define process_elf_file process_elf32_file |
| #define __ELF_NATIVE_CLASS 32 |
| #include "elf/readelflib.c" |
| |
| #undef __ELF_NATIVE_CLASS |
| #undef process_elf_file |
| #define process_elf_file process_elf64_file |
| #define __ELF_NATIVE_CLASS 64 |
| #include "elf/readelflib.c" |