1/*-
2 * Copyright (c) 2012 Ondrej Holy
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(S) ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "archive_platform.h"
27
28#ifdef HAVE_SYS_TYPES_H
29#include <sys/types.h>
30#endif
31
32#ifdef HAVE_ERRNO_H
33#include <errno.h>
34#endif
35
36#include "archive.h"
37#include "archive_private.h"
38
39/* A table that maps filter codes to functions. */
40static const
41struct { int code; int (*setter)(struct archive *); } codes[] =
42{
43	{ ARCHIVE_FILTER_NONE,		archive_write_add_filter_none },
44	{ ARCHIVE_FILTER_GZIP,		archive_write_add_filter_gzip },
45	{ ARCHIVE_FILTER_BZIP2,		archive_write_add_filter_bzip2 },
46	{ ARCHIVE_FILTER_COMPRESS,	archive_write_add_filter_compress },
47	{ ARCHIVE_FILTER_GRZIP,		archive_write_add_filter_grzip },
48	{ ARCHIVE_FILTER_LRZIP,		archive_write_add_filter_lrzip },
49	{ ARCHIVE_FILTER_LZ4,		archive_write_add_filter_lz4 },
50	{ ARCHIVE_FILTER_LZIP,		archive_write_add_filter_lzip },
51	{ ARCHIVE_FILTER_LZMA,		archive_write_add_filter_lzma },
52	{ ARCHIVE_FILTER_LZOP,		archive_write_add_filter_lzip },
53	{ ARCHIVE_FILTER_UU,		archive_write_add_filter_uuencode },
54	{ ARCHIVE_FILTER_XZ,		archive_write_add_filter_xz },
55	{ ARCHIVE_FILTER_ZSTD,		archive_write_add_filter_zstd },
56	{ -1,			NULL }
57};
58
59int
60archive_write_add_filter(struct archive *a, int code)
61{
62	int i;
63
64	for (i = 0; codes[i].code != -1; i++) {
65		if (code == codes[i].code)
66			return ((codes[i].setter)(a));
67	}
68
69	archive_set_error(a, EINVAL, "No such filter");
70	return (ARCHIVE_FATAL);
71}
72