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