xref: /freebsd/contrib/elftoolchain/libelf/gelf_xlate.c (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
1 /*-
2  * Copyright (c) 2006,2008,2018 Joseph Koshy
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #include <gelf.h>
28 #include <libelf.h>
29 #include <string.h>
30 
31 #include "_libelf.h"
32 
33 ELFTC_VCSID("$Id: gelf_xlate.c 3632 2018-10-10 21:12:43Z jkoshy $");
34 
35 Elf_Data *
36 elf32_xlatetof(Elf_Data *dst, const Elf_Data *src, unsigned int encoding)
37 {
38 	return _libelf_xlate(dst, src, encoding, ELFCLASS32, EM_NONE,
39 	    ELF_TOFILE);
40 }
41 
42 Elf_Data *
43 elf64_xlatetof(Elf_Data *dst, const Elf_Data *src, unsigned int encoding)
44 {
45 	return _libelf_xlate(dst, src, encoding, ELFCLASS64, EM_NONE,
46 	    ELF_TOFILE);
47 }
48 
49 Elf_Data *
50 elf32_xlatetom(Elf_Data *dst, const Elf_Data *src, unsigned int encoding)
51 {
52 	return _libelf_xlate(dst, src, encoding, ELFCLASS32, EM_NONE,
53 	    ELF_TOMEMORY);
54 }
55 
56 Elf_Data *
57 elf64_xlatetom(Elf_Data *dst, const Elf_Data *src, unsigned int encoding)
58 {
59 	return _libelf_xlate(dst, src, encoding, ELFCLASS64, EM_NONE,
60 	    ELF_TOMEMORY);
61 }
62 
63 Elf_Data *
64 gelf_xlatetom(Elf *e, Elf_Data *dst, const Elf_Data *src,
65     unsigned int encoding)
66 {
67 	if (e != NULL)
68 		return (_libelf_xlate(dst, src, encoding, e->e_class,
69 		    _libelf_elfmachine(e), ELF_TOMEMORY));
70 	LIBELF_SET_ERROR(ARGUMENT, 0);
71 	return (NULL);
72 }
73 
74 Elf_Data *
75 gelf_xlatetof(Elf *e, Elf_Data *dst, const Elf_Data *src,
76     unsigned int encoding)
77 {
78 	if (e != NULL)
79 		return (_libelf_xlate(dst, src, encoding, e->e_class,
80 		    _libelf_elfmachine(e), ELF_TOFILE));
81 	LIBELF_SET_ERROR(ARGUMENT, 0);
82 	return (NULL);
83 }
84