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https://github.com/autc04/Retro68.git
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91 lines
2.1 KiB
C
91 lines
2.1 KiB
C
/* Copyright (C) 2012 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 <fcntl.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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#include <dwarf.h>
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int
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main (int argc, char *argv[])
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{
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for (int i = 1; i < argc; ++i)
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{
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int fd = open (argv[i], 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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Dwarf_Off off = 0;
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size_t cuhl;
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Dwarf_Off noff;
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while (dwarf_nextcu (dbg, off, &noff, &cuhl, NULL, NULL, NULL) == 0)
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{
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Dwarf_Die die_mem;
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Dwarf_Die *die = dwarf_offdie (dbg, off + cuhl, &die_mem);
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Dwarf_Die iter_mem;
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Dwarf_Die *iter = &iter_mem;
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dwarf_child (die, &iter_mem);
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while (1)
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{
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if (dwarf_tag (iter) == DW_TAG_variable)
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{
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Dwarf_Attribute attr_mem;
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Dwarf_Die form_mem;
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dwarf_formref_die (dwarf_attr (iter, DW_AT_type,
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&attr_mem),
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&form_mem);
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}
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if (dwarf_siblingof (iter, &iter_mem) != 0)
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break;
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}
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off = noff;
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}
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off = 0;
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uint64_t type_sig;
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while (dwarf_next_unit (dbg, off, &noff, &cuhl, NULL, NULL, NULL,
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NULL, &type_sig, NULL) == 0)
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{
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Dwarf_Die die_mem;
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Dwarf_Die *die = dwarf_offdie_types (dbg, off + cuhl, &die_mem);
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if (die == NULL)
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printf ("fail\n");
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else
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printf ("ok\n");
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off = noff;
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}
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dwarf_end (dbg);
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}
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close (fd);
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}
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}
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