elf_rawfile.c revision 1.2 
1/*	$NetBSD: elf_rawfile.c,v 1.2 2014/03/09 16:58:04 christos 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 <sys/cdefs.h>
30
31#include <libelf.h>
32
33#include "_libelf.h"
34
35__RCSID("$NetBSD: elf_rawfile.c,v 1.2 2014/03/09 16:58:04 christos Exp $");
36ELFTC_VCSID("Id: elf_rawfile.c 2225 2011-11-26 18:55:54Z jkoshy ");
37
38char *
39elf_rawfile(Elf *e, size_t *sz)
40{
41	char *ptr;
42	size_t size;
43
44	size = e ? e->e_rawsize : 0;
45	ptr = NULL;
46
47	if (e == NULL)
48		LIBELF_SET_ERROR(ARGUMENT, 0);
49	else if ((ptr = e->e_rawfile) == NULL && e->e_cmd == ELF_C_WRITE)
50		LIBELF_SET_ERROR(SEQUENCE, 0);
51
52	if (sz)
53		*sz = size;
54
55	return (ptr);
56}
57