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34 lines
1.3 KiB
C
34 lines
1.3 KiB
C
/* Look up a symbol's run-time value in the scope of a loaded object.
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Copyright (C) 1995, 1996 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <stddef.h>
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#include <link.h>
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/* Look up symbol NAME in MAP's scope and return its run-time address. */
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ElfW(Addr)
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_dl_symbol_value (struct link_map *map, const char *name)
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{
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ElfW(Addr) loadbase;
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const ElfW(Sym) *ref = NULL;
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struct link_map *scope[2] = { map, NULL };
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loadbase = _dl_lookup_symbol (name, &ref, scope, map->l_name, 0);
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return loadbase + ref->st_value;
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}
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