aosp12/external/elfutils/tests/early-offscn.c

53 lines
1.4 KiB
C

/* Copyright (C) 2008 Red Hat, Inc.
This file is part of elfutils.
This file is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
elfutils 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <errno.h>
#include <fcntl.h>
#include <gelf.h>
#include <stdio.h>
#include <stdlib.h>
#include "system.h"
int
main (int argc, char *argv[])
{
if (argc < 2)
error (1, 0, "Usage: %s FILE OFFSET", argv[0]);
/* Set the ELF version. */
elf_version (EV_CURRENT);
/* Open the archive. */
int fd = open (argv[1], O_RDONLY);
if (fd < 0)
error (1, errno, "cannot open '%s'", argv[1]);
Elf *elf = elf_begin (fd, ELF_C_READ, NULL);
if (elf == NULL)
error (2, 0, "elf_begin: %s", elf_errmsg (-1));
Elf_Scn *scn = gelf_offscn (elf, strtoull (argv[2], NULL, 0));
if (scn == NULL)
error (3, 0, "gelf_offscn: %s", elf_errmsg (-1));
elf_end (elf);
return 0;
}