diff options
Diffstat (limited to 'elf/dl-symbol.c')
-rw-r--r-- | elf/dl-symbol.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/elf/dl-symbol.c b/elf/dl-symbol.c new file mode 100644 index 0000000000..7977e69ab6 --- /dev/null +++ b/elf/dl-symbol.c @@ -0,0 +1,33 @@ +/* Look up a symbol's run-time value in the scope of a loaded object. +Copyright (C) 1995, 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <stddef.h> +#include <link.h> + +/* Look up symbol NAME in MAP's scope and return its run-time address. */ + +ElfW(Addr) +_dl_symbol_value (struct link_map *map, const char *name) +{ + ElfW(Addr) loadbase; + const ElfW(Sym) *ref = NULL; + struct link_map *scope[2] = { map, NULL }; + loadbase = _dl_lookup_symbol (name, &ref, scope, map->l_name, 0, 0); + return loadbase + ref->st_value; +} |