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/* Copyright (C) 2002, 2004 Red Hat, Inc.
This file is part of elfutils.
Written by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <fcntl.h>
#include <libelf.h>
#include ELFUTILS_HEADER(dw)
#include <stdio.h>
#include <unistd.h>
static const Dwarf_Addr testaddr[] =
{
0x804842b, 0x804842c, 0x804843c, 0x8048459, 0x804845a,
0x804845b, 0x804845c, 0x8048460, 0x8048465, 0x8048466,
0x8048467, 0x8048468, 0x8048470, 0x8048471, 0x8048472
};
#define ntestaddr (sizeof (testaddr) / sizeof (testaddr[0]))
int
main (int argc, char *argv[])
{
int result = 0;
int cnt;
for (cnt = 1; cnt < argc; ++cnt)
{
int fd = open (argv[cnt], O_RDONLY);
Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
if (dbg == NULL)
{
printf ("%s not usable\n", argv[cnt]);
result = 1;
close (fd);
continue;
}
Dwarf_Aranges *aranges;
size_t naranges;
if (dwarf_getaranges (dbg, &aranges, &naranges) != 0)
printf ("%s: cannot get aranges\n", argv[cnt]);
else
{
for (size_t i = 0; i < ntestaddr; ++i)
{
Dwarf_Arange *found;
found = dwarf_getarange_addr (aranges, testaddr[i]);
if (found != NULL)
{
Dwarf_Off cu_offset;
if (dwarf_getarangeinfo (found, NULL, NULL, &cu_offset) != 0)
{
puts ("failed to get CU die offset");
result = 1;
}
else
{
const char *cuname;
Dwarf_Die cu_die;
if (dwarf_offdie (dbg, cu_offset, &cu_die) == NULL
|| (cuname = dwarf_diename (&cu_die)) == NULL)
{
puts ("failed to get CU die");
result = 1;
}
else
printf ("CU name: \"%s\"\n", cuname);
}
}
else
printf ("%#llx: not in range\n",
(unsigned long long int) testaddr[i]);
}
for (size_t i = 0; i < naranges; ++i)
{
Dwarf_Arange *arange = dwarf_onearange (aranges, i);
if (arange == NULL)
{
printf ("cannot get arange %zu: %s\n", i, dwarf_errmsg (-1));
break;
}
Dwarf_Addr start;
Dwarf_Word length;
Dwarf_Off cu_offset;
if (dwarf_getarangeinfo (arange, &start, &length, &cu_offset)
!= 0)
{
printf ("cannot get info from aranges[%zu]\n", i);
result = 1;
}
else
{
printf (" [%2zu] start: %#llx, length: %llu, cu: %llu\n",
i, (unsigned long long int) start,
(unsigned long long int) length,
(unsigned long long int) cu_offset);
const char *cuname;
Dwarf_Die cu_die;
if (dwarf_offdie (dbg, cu_offset, &cu_die) == NULL
|| (cuname = dwarf_diename (&cu_die)) == NULL)
{
puts ("failed to get CU die");
result = 1;
}
else
printf ("CU name: \"%s\"\n", cuname);
}
}
}
dwarf_end (dbg);
close (fd);
}
return result;
}