elf_rawfile.c revision 1.4 
1/*	$NetBSD: elf_rawfile.c,v 1.4 2022/05/01 19:41:35 jkoshy Exp $	*/
2
3/*-
4 * Copyright (c) 2006,2008 Joseph Koshy
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include <libelf.h>
30
31#include "_libelf.h"
32
33__RCSID("$NetBSD: elf_rawfile.c,v 1.4 2022/05/01 19:41:35 jkoshy Exp $");
34ELFTC_VCSID("Id: elf_rawfile.c 3174 2015-03-27 17:13:41Z emaste");
35
36char *
37elf_rawfile(Elf *e, size_t *sz)
38{
39	size_t size;
40	unsigned char *ptr;
41
42	size = e ? e->e_rawsize : 0;
43	ptr = NULL;
44
45	if (e == NULL)
46		LIBELF_SET_ERROR(ARGUMENT, 0);
47	else if ((ptr = e->e_rawfile) == NULL && e->e_cmd == ELF_C_WRITE)
48		LIBELF_SET_ERROR(SEQUENCE, 0);
49
50	if (sz)
51		*sz = size;
52
53	return ((char *) ptr);
54}
55