71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/* Return offset of DIE.
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Copyright (C) 2018 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 either
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at
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your option) any later version
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at
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your option) any later version
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or both in parallel, as here.
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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 GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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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 <string.h>
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#include <dwarf.h>
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#include "libdwP.h"
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Dwarf_Die *
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dwarf_die_addr_die (Dwarf *dbg, void *addr, Dwarf_Die *result)
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{
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if (dbg == NULL)
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return NULL;
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Dwarf_CU *cu = __libdw_findcu_addr (dbg, addr);
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if (cu == NULL)
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{
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Dwarf *alt = INTUSE (dwarf_getalt) (dbg);
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if (alt != NULL)
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cu = __libdw_findcu_addr (alt, addr);
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}
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if (cu == NULL)
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{
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Dwarf *split = __libdw_find_split_dbg_addr (dbg, addr);
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if (split != NULL)
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cu = __libdw_findcu_addr (split, addr);
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}
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if (cu == NULL)
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{
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memset (result, '\0', sizeof (Dwarf_Die));
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return NULL;
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}
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*result = (Dwarf_Die) { .addr = addr, .cu = cu };
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return result;
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}
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