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