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 *osversion, |
22 | unsigned int *isa_level, char **soname, |
23 | void *file_contents, size_t file_length); |
24 | int process_elf64_file (const char *file_name, const char *lib, |
25 | int *flag, unsigned int *osversion, |
26 | unsigned int *isa_level, char **soname, |
27 | void *file_contents, size_t file_length); |
28 | |
29 | /* Returns 0 if everything is ok, != 0 in case of error. */ |
30 | int |
31 | process_elf_file (const char *file_name, const char *lib, int *flag, |
32 | unsigned int *osversion, unsigned int *isa_level, |
33 | char **soname, void *file_contents, size_t file_length) |
34 | { |
35 | ElfW(Ehdr) *elf_header = (ElfW(Ehdr) *) file_contents; |
36 | int ret; |
37 | |
38 | if (elf_header->e_ident [EI_CLASS] == ELFCLASS32) |
39 | return process_elf32_file (file_name, lib, flag, osversion, isa_level, |
40 | soname, file_contents, file_length); |
41 | else |
42 | { |
43 | ret = process_elf64_file (file_name, lib, flag, osversion, isa_level, |
44 | soname, file_contents, file_length); |
45 | /* PowerPC 64bit libraries are always libc.so.6+. */ |
46 | if (!ret) |
47 | *flag = FLAG_POWERPC_LIB64|FLAG_ELF_LIBC6; |
48 | return ret; |
49 | } |
50 | } |
51 | |
52 | #undef __ELF_NATIVE_CLASS |
53 | #undef process_elf_file |
54 | #define process_elf_file process_elf32_file |
55 | #define __ELF_NATIVE_CLASS 32 |
56 | #include "elf/readelflib.c" |
57 | |
58 | #undef __ELF_NATIVE_CLASS |
59 | #undef process_elf_file |
60 | #define process_elf_file process_elf64_file |
61 | #define __ELF_NATIVE_CLASS 64 |
62 | #include "elf/readelflib.c" |
63 | |