1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27/*	Copyright (c) 1988 AT&T	*/
28/*	  All Rights Reserved  	*/
29
30#pragma ident	"@(#)rand.c	1.11	08/05/31 SMI"
31
32#include "libelf.h"
33#include "decl.h"
34#include "msg.h"
35
36size_t
37elf_rand(Elf * elf, size_t off)
38{
39	if (elf == 0)
40		return (0);
41	ELFWLOCK(elf)
42	if (elf->ed_kind != ELF_K_AR) {
43		_elf_seterr(EREQ_AR, 0);
44		ELFUNLOCK(elf)
45		return (0);
46	}
47	if ((off == 0) || (elf->ed_fsz < off)) {
48		_elf_seterr(EREQ_RAND, 0);
49		ELFUNLOCK(elf)
50		return (0);
51	}
52	elf->ed_nextoff = off;
53	ELFUNLOCK(elf)
54	return (off);
55}
56