49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
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/*
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getident.c - implementation of the elf_getident(3) function.
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Copyright (C) 1995 - 1998 Michael Riepe
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This 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
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This 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 this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <private.h>
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#ifndef lint
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static const char rcsid[] = "@(#) $Id: getident.c,v 1.7 2008/05/23 08:15:34 michael Exp $";
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#endif /* lint */
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char*
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elf_getident(Elf *elf, size_t *ptr) {
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size_t tmp;
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if (!ptr) {
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ptr = &tmp;
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}
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if (!elf) {
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*ptr = 0;
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return NULL;
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}
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elf_assert(elf->e_magic == ELF_MAGIC);
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if (elf->e_kind != ELF_K_ELF) {
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*ptr = elf->e_idlen;
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return elf->e_data;
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}
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if (elf->e_ehdr || _elf_cook(elf)) {
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*ptr = elf->e_idlen;
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return elf->e_ehdr;
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}
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*ptr = 0;
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return NULL;
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}
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