Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 1 | /* Copyright (C) 1998, 1999, 2000, 2002, 2005 Red Hat, Inc. |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 2 | This file is part of Red Hat elfutils. |
Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 3 | Written by Ulrich Drepper <drepper@redhat.com>, 1998. |
| 4 | |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 5 | Red Hat elfutils is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by the |
| 7 | Free Software Foundation; version 2 of the License. |
Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 8 | |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 9 | Red Hat elfutils is distributed in the hope that it will be useful, but |
| 10 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU General Public License along |
| 15 | with Red Hat elfutils; if not, write to the Free Software Foundation, |
Ulrich Drepper | 1e9ef50 | 2006-04-04 22:29:06 +0000 | [diff] [blame] | 16 | Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 17 | |
| 18 | Red Hat elfutils is an included package of the Open Invention Network. |
| 19 | An included package of the Open Invention Network is a package for which |
| 20 | Open Invention Network licensees cross-license their patents. No patent |
| 21 | license is granted, either expressly or impliedly, by designation as an |
| 22 | included package. Should you wish to participate in the Open Invention |
| 23 | Network licensing program, please visit www.openinventionnetwork.com |
| 24 | <http://www.openinventionnetwork.com>. */ |
Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 25 | |
| 26 | #include <config.h> |
| 27 | |
| 28 | #include <errno.h> |
| 29 | #include <fcntl.h> |
| 30 | #include <gelf.h> |
| 31 | #include <stdlib.h> |
| 32 | #include <stdio.h> |
| 33 | #include <string.h> |
| 34 | |
| 35 | int |
| 36 | main (int argc, char *argv[]) |
| 37 | { |
| 38 | Elf *elf; |
| 39 | int fd; |
| 40 | GElf_Ehdr ehdr; |
| 41 | size_t strndx; |
| 42 | Elf_Scn *scn; |
| 43 | |
| 44 | if (argc < 2) |
| 45 | { |
| 46 | puts ("missing parameter"); |
| 47 | exit (1); |
| 48 | } |
| 49 | |
| 50 | fd = open (argv[1], O_RDONLY); |
| 51 | if (fd == -1) |
| 52 | { |
| 53 | printf ("cannot open \"%s\": %s\n", argv[1], strerror (errno)); |
| 54 | exit (1); |
| 55 | } |
| 56 | |
| 57 | elf_version (EV_CURRENT); |
| 58 | |
| 59 | elf = elf_begin (fd, ELF_C_READ, NULL); |
| 60 | if (elf == NULL) |
| 61 | { |
| 62 | printf ("cannot open ELF file: %s\n", elf_errmsg (-1)); |
| 63 | exit (1); |
| 64 | } |
| 65 | |
| 66 | if (elf_kind (elf) != ELF_K_ELF) |
| 67 | { |
| 68 | printf ("\"%s\" is not an ELF file\n", argv[1]); |
| 69 | exit (1); |
| 70 | } |
| 71 | |
| 72 | if (gelf_getehdr (elf, &ehdr) == NULL) |
| 73 | { |
| 74 | printf ("cannot get the ELF header: %s\n", elf_errmsg (-1)); |
| 75 | exit (1); |
| 76 | } |
| 77 | |
| 78 | strndx = ehdr.e_shstrndx; |
| 79 | |
| 80 | scn = NULL; |
| 81 | while ((scn = elf_nextscn (elf, scn)) != NULL) |
| 82 | { |
| 83 | char *name = NULL; |
| 84 | GElf_Shdr shdr; |
| 85 | |
| 86 | if (gelf_getshdr (scn, &shdr) != NULL) |
| 87 | name = elf_strptr (elf, strndx, (size_t) shdr.sh_name); |
| 88 | |
| 89 | printf ("section: `%s'\n", name); |
| 90 | } |
| 91 | |
| 92 | if (elf_end (elf) != 0) |
| 93 | { |
| 94 | printf ("error while freeing ELF descriptor: %s\n", elf_errmsg (-1)); |
| 95 | exit (1); |
| 96 | } |
| 97 | |
| 98 | return 0; |
| 99 | } |