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+/*
+rand.c - implementation of the elf_rand(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: rand.c,v 1.7 2008/05/23 08:15:35 michael Exp $";
+#endif /* lint */
+
+size_t
+elf_rand(Elf *elf, size_t offset) {
+ if (!elf) {
+ return 0;
+ }
+ elf_assert(elf->e_magic == ELF_MAGIC);
+ if (elf->e_kind != ELF_K_AR) {
+ seterr(ERROR_NOTARCHIVE);
+ }
+ else if (offset <= 0 || offset > elf->e_size) {
+ seterr(ERROR_BADOFF);
+ }
+ else {
+ elf->e_off = offset;
+ return offset;
+ }
+ return 0;
+}