xref: /minix3/external/bsd/elftoolchain/dist/libelf/elf_rawfile.c (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
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 $");
36 ELFTC_VCSID("Id: elf_rawfile.c 2225 2011-11-26 18:55:54Z jkoshy ");
37 
38 char *
elf_rawfile(Elf * e,size_t * sz)39 elf_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