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112 lines
2.5 KiB
112 lines
2.5 KiB
/* Copyright (C) 2007 Red Hat, Inc.
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This file is part of elfutils.
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This file is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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elfutils is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <ar.h>
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#include <fcntl.h>
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#include <libelf.h>
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#include <stdio.h>
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#include <unistd.h>
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static int handle (const char *fname);
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int
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main (int argc, char *argv[])
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{
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elf_version (EV_CURRENT);
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int result = 0;
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if (argc == 1)
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result = handle ("a.out");
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else
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for (int i = 1; i < argc; ++i)
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result |= handle (argv[1]);
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return result;
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}
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static int
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handle (const char *fname)
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{
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int fd = open (fname, O_RDONLY);
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if (fd == -1)
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{
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printf ("cannot open '%s': %m\n", fname);
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return 1;
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}
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Elf *elf = elf_begin (fd, ELF_C_READ_MMAP, NULL);
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if (elf == NULL)
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{
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printf ("cannot get ELF handling for '%s': %s\n",
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fname, elf_errmsg (-1));
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close (fd);
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return 1;
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}
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if (elf_kind (elf) != ELF_K_AR)
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{
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printf ("'%s' is no archive\n", fname);
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elf_end (elf);
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close (fd);
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return 1;
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}
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printf ("%s:\n", fname);
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Elf *subelf = NULL;
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Elf_Cmd cmd = ELF_C_READ_MMAP;
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while ((subelf = elf_begin (fd, cmd, elf)) != NULL)
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{
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Elf_Arhdr *arhdr = elf_getarhdr (subelf);
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if (arhdr == NULL)
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{
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printf ("cannot get archive header in '%s': %s\n",
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fname, elf_errmsg (-1));
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elf_end (subelf);
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elf_end (elf);
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close (fd);
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return 1;
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}
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off_t off = elf_getaroff (subelf);
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printf ("\nOffset %llu\n"
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" Name %s\n"
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" Date %ld\n"
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" UID %d\n"
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" GID %d\n"
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" Mode %o\n"
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" Size %lld\n",
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(unsigned long long int) off,
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arhdr->ar_name, (long int) arhdr->ar_date, (int) arhdr->ar_uid,
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(int) arhdr->ar_gid,
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(int) arhdr->ar_mode, (long long int) arhdr->ar_size);
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cmd = elf_next (subelf);
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elf_end (subelf);
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}
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close (fd);
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return 0;
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}
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