archive_write_set_format.c revision 358088 
1/*-
2 * Copyright (c) 2003-2007 Tim Kientzle
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__FBSDID("$FreeBSD: stable/11/contrib/libarchive/libarchive/archive_write_set_format.c 358088 2020-02-19 01:50:47Z mm $");
28
29#ifdef HAVE_SYS_TYPES_H
30#include <sys/types.h>
31#endif
32
33#ifdef HAVE_ERRNO_H
34#include <errno.h>
35#endif
36
37#include "archive.h"
38#include "archive_private.h"
39#include "archive_write_set_format_private.h"
40
41/* A table that maps format codes to functions. */
42static const
43struct { int code; int (*setter)(struct archive *); } codes[] =
44{
45	{ ARCHIVE_FORMAT_7ZIP,		archive_write_set_format_7zip },
46	{ ARCHIVE_FORMAT_CPIO,		archive_write_set_format_cpio },
47	{ ARCHIVE_FORMAT_CPIO_POSIX,	archive_write_set_format_cpio },
48	{ ARCHIVE_FORMAT_CPIO_SVR4_NOCRC,	archive_write_set_format_cpio_newc },
49	{ ARCHIVE_FORMAT_ISO9660,	archive_write_set_format_iso9660 },
50	{ ARCHIVE_FORMAT_MTREE,		archive_write_set_format_mtree },
51	{ ARCHIVE_FORMAT_RAW,		archive_write_set_format_raw },
52	{ ARCHIVE_FORMAT_SHAR,		archive_write_set_format_shar },
53	{ ARCHIVE_FORMAT_SHAR_BASE,	archive_write_set_format_shar },
54	{ ARCHIVE_FORMAT_SHAR_DUMP,	archive_write_set_format_shar_dump },
55	{ ARCHIVE_FORMAT_TAR,	archive_write_set_format_pax_restricted },
56	{ ARCHIVE_FORMAT_TAR_GNUTAR,	archive_write_set_format_gnutar },
57	{ ARCHIVE_FORMAT_TAR_PAX_INTERCHANGE, archive_write_set_format_pax },
58	{ ARCHIVE_FORMAT_TAR_PAX_RESTRICTED,
59				archive_write_set_format_pax_restricted },
60	{ ARCHIVE_FORMAT_TAR_USTAR,	archive_write_set_format_ustar },
61	{ ARCHIVE_FORMAT_WARC,		archive_write_set_format_warc },
62	{ ARCHIVE_FORMAT_XAR,		archive_write_set_format_xar },
63	{ ARCHIVE_FORMAT_ZIP,		archive_write_set_format_zip },
64	{ 0,		NULL }
65};
66
67int
68archive_write_set_format(struct archive *a, int code)
69{
70	int i;
71
72	for (i = 0; codes[i].code != 0; i++) {
73		if (code == codes[i].code)
74			return ((codes[i].setter)(a));
75	}
76
77	archive_set_error(a, EINVAL, "No such format");
78	return (ARCHIVE_FATAL);
79}
80
81void
82__archive_write_entry_filetype_unsupported(struct archive *a,
83    struct archive_entry *entry, const char *format)
84{
85	const char *name = NULL;
86
87	switch (archive_entry_filetype(entry)) {
88	/*
89	 * All formats should be able to archive regular files (AE_IFREG)
90	 */
91	case AE_IFDIR:
92		name = "directories";
93		break;
94	case AE_IFLNK:
95		name = "symbolic links";
96		break;
97	case AE_IFCHR:
98		name = "character devices";
99		break;
100	case AE_IFBLK:
101		name = "block devices";
102		break;
103	case AE_IFIFO:
104		name = "named pipes";
105		break;
106	case AE_IFSOCK:
107		name = "sockets";
108		break;
109	default:
110		break;
111	}
112
113	if (name != NULL) {
114		archive_set_error(a, ARCHIVE_ERRNO_FILE_FORMAT,
115		    "%s: %s format cannot archive %s",
116		    archive_entry_pathname(entry), format, name);
117	} else {
118		archive_set_error(a, ARCHIVE_ERRNO_FILE_FORMAT,
119		    "%s: %s format cannot archive files with mode 0%lo",
120		    archive_entry_pathname(entry), format,
121		    (unsigned long)archive_entry_mode(entry));
122	}
123}
124