archive_write_add_filter_by_name.c revision 324417 
1/*-
2 * Copyright (c) 2003-2007 Tim Kientzle
3 * Copyright (c) 2012 Michihiro NAKAJIMA
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "archive_platform.h"
28__FBSDID("$FreeBSD$");
29
30#ifdef HAVE_SYS_TYPES_H
31#include <sys/types.h>
32#endif
33
34#ifdef HAVE_ERRNO_H
35#include <errno.h>
36#endif
37#ifdef HAVE_STRING_H
38#include <string.h>
39#endif
40
41#include "archive.h"
42#include "archive_private.h"
43
44/* A table that maps names to functions. */
45static const
46struct { const char *name; int (*setter)(struct archive *); } names[] =
47{
48	{ "b64encode",		archive_write_add_filter_b64encode },
49	{ "bzip2",		archive_write_add_filter_bzip2 },
50	{ "compress",		archive_write_add_filter_compress },
51	{ "grzip",		archive_write_add_filter_grzip },
52	{ "gzip",		archive_write_add_filter_gzip },
53	{ "lrzip",		archive_write_add_filter_lrzip },
54	{ "lz4",		archive_write_add_filter_lz4 },
55	{ "lzip",		archive_write_add_filter_lzip },
56	{ "lzma",		archive_write_add_filter_lzma },
57	{ "lzop",		archive_write_add_filter_lzop },
58	{ "uuencode",		archive_write_add_filter_uuencode },
59	{ "xz",			archive_write_add_filter_xz },
60	{ "zstd",		archive_write_add_filter_zstd },
61	{ NULL,			NULL }
62};
63
64int
65archive_write_add_filter_by_name(struct archive *a, const char *name)
66{
67	int i;
68
69	for (i = 0; names[i].name != NULL; i++) {
70		if (strcmp(name, names[i].name) == 0)
71			return ((names[i].setter)(a));
72	}
73
74	archive_set_error(a, EINVAL, "No such filter '%s'", name);
75	a->state = ARCHIVE_STATE_FATAL;
76	return (ARCHIVE_FATAL);
77}
78