1 /* Special checks on libraries for ldconfig. Linux/PowerPC version.
2 Copyright (C) 2002-2022 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, see
17 <https://www.gnu.org/licenses/>. */
18
19
20 int process_elf32_file (const char *file_name, const char *lib,
21 int *flag, 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 *isa_level, char **soname,
25 void *file_contents, size_t file_length);
26
27 /* Returns 0 if everything is ok, != 0 in case of error. */
28 int
process_elf_file(const char * file_name,const char * lib,int * flag,unsigned int * isa_level,char ** soname,void * file_contents,size_t file_length)29 process_elf_file (const char *file_name, const char *lib, int *flag,
30 unsigned int *isa_level, char **soname, void *file_contents,
31 size_t file_length)
32 {
33 ElfW(Ehdr) *elf_header = (ElfW(Ehdr) *) file_contents;
34 int ret;
35
36 if (elf_header->e_ident [EI_CLASS] == ELFCLASS32)
37 return process_elf32_file (file_name, lib, flag, isa_level, soname,
38 file_contents, file_length);
39 else
40 {
41 ret = process_elf64_file (file_name, lib, flag, isa_level, soname,
42 file_contents, file_length);
43 /* PowerPC 64bit libraries are always libc.so.6+. */
44 if (!ret)
45 *flag = FLAG_POWERPC_LIB64|FLAG_ELF_LIBC6;
46 return ret;
47 }
48 }
49
50 #undef __ELF_NATIVE_CLASS
51 #undef process_elf_file
52 #define process_elf_file process_elf32_file
53 #define __ELF_NATIVE_CLASS 32
54 #include "elf/readelflib.c"
55
56 #undef __ELF_NATIVE_CLASS
57 #undef process_elf_file
58 #define process_elf_file process_elf64_file
59 #define __ELF_NATIVE_CLASS 64
60 #include "elf/readelflib.c"
61