1/* Copyright (C) 2002, 2005 Red Hat, Inc.
2   This file is part of elfutils.
3   Written by Ulrich Drepper <drepper@redhat.com>, 2002.
4
5   This file is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   elfutils is distributed in the hope that it will be useful, but
11   WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#ifdef HAVE_CONFIG_H
19# include <config.h>
20#endif
21
22#include <fcntl.h>
23#include <libelf.h>
24#include ELFUTILS_HEADER(dw)
25#include <stdio.h>
26#include <unistd.h>
27
28
29static int globcnt;
30
31static int
32callback (Dwarf *dbg, Dwarf_Global *gl, void *arg __attribute__ ((unused)))
33{
34  int result = DWARF_CB_OK;
35
36  printf (" [%2d] \"%s\", die: %llu, cu: %llu\n",
37	  globcnt++, gl->name, (unsigned long long int) gl->die_offset,
38	  (unsigned long long int) gl->cu_offset);
39
40  Dwarf_Die cu_die;
41  const char *cuname;
42  if (dwarf_offdie (dbg, gl->cu_offset, &cu_die) == NULL
43      || (cuname = dwarf_diename (&cu_die)) == NULL)
44    {
45      puts ("failed to get CU die");
46      result = DWARF_CB_ABORT;
47    }
48  else
49    printf ("CU name: \"%s\"\n", cuname);
50
51  const char *diename;
52  Dwarf_Die die;
53  if (dwarf_offdie (dbg, gl->die_offset, &die) == NULL
54      || (diename = dwarf_diename (&die)) == NULL)
55    {
56      puts ("failed to get object die");
57      result = DWARF_CB_ABORT;
58    }
59  else
60    printf ("object name: \"%s\"\n", diename);
61
62  return result;
63}
64
65
66int
67main (int argc, char *argv[])
68{
69  int result = 0;
70  int cnt;
71
72  for (cnt = 1; cnt < argc; ++cnt)
73    {
74      int fd = open (argv[cnt], O_RDONLY);
75      Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
76      if (dbg == NULL)
77	{
78	  printf ("%s not usable: %s\n", argv[cnt], dwarf_errmsg (-1));
79	  result = 1;
80	  close (fd);
81	  continue;
82	}
83
84      globcnt = 0;
85
86      if (dwarf_getpubnames (dbg, callback, NULL, 0) != 0)
87	{
88	  printf ("dwarf_get_pubnames didn't return zero: %s\n",
89		  dwarf_errmsg (-1));
90	  result = 1;
91	}
92
93      dwarf_end (dbg);
94      close (fd);
95    }
96
97  return result;
98}
99