1 /* Copyright (C) 1999-2021 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18
19 int process_elf32_file (const char *file_name, const char *lib,
20 int *flag, unsigned int *osversion,
21 unsigned int *isa_level, char **soname,
22 void *file_contents, size_t file_length);
23 int process_elf64_file (const char *file_name, const char *lib,
24 int *flag, unsigned int *osversion,
25 unsigned int *isa_level, 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
process_elf_file(const char * file_name,const char * lib,int * flag,unsigned int * osversion,unsigned int * isa_level,char ** soname,void * file_contents,size_t file_length)30 process_elf_file (const char *file_name, const char *lib, int *flag,
31 unsigned int *osversion, unsigned int *isa_level,
32 char **soname, void *file_contents, 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, isa_level,
39 soname, file_contents, file_length);
40 else
41 {
42 ret = process_elf64_file (file_name, lib, flag, osversion, isa_level,
43 soname, file_contents, file_length);
44 /* Sparc 64bit libraries are always libc.so.6+. */
45 if (!ret)
46 *flag = FLAG_SPARC_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 "elf/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 "elf/readelflib.c"
62