143 lines
4.8 KiB
C
143 lines
4.8 KiB
C
/*-
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* Copyright (c) 2003-2007 Tim Kientzle
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* Copyright (c) 2015 Okhotnikov Kirill
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "archive_platform.h"
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__FBSDID("$FreeBSD: head/lib/libarchive/archive_write_set_format_by_name.c 201168 2009-12-29 06:15:32Z kientzle $");
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_ERRNO_H
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#include <errno.h>
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#endif
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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#include "archive.h"
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#include "archive_private.h"
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/* A table that maps names to functions. */
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static
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struct { const char *name; int (*format)(struct archive *); int (*filter)(struct archive *); } names[] =
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{
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{ ".7z", archive_write_set_format_7zip, archive_write_add_filter_none},
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{ ".zip", archive_write_set_format_zip, archive_write_add_filter_none},
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{ ".jar", archive_write_set_format_zip, archive_write_add_filter_none},
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{ ".cpio", archive_write_set_format_cpio, archive_write_add_filter_none},
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{ ".iso", archive_write_set_format_iso9660, archive_write_add_filter_none},
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__)
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{ ".a", archive_write_set_format_ar_bsd, archive_write_add_filter_none},
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{ ".ar", archive_write_set_format_ar_bsd, archive_write_add_filter_none},
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#else
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{ ".a", archive_write_set_format_ar_svr4, archive_write_add_filter_none},
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{ ".ar", archive_write_set_format_ar_svr4, archive_write_add_filter_none},
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#endif
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{ ".tar", archive_write_set_format_pax_restricted, archive_write_add_filter_none},
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{ ".tgz", archive_write_set_format_pax_restricted, archive_write_add_filter_gzip},
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{ ".tar.gz", archive_write_set_format_pax_restricted, archive_write_add_filter_gzip},
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{ ".tar.bz2", archive_write_set_format_pax_restricted, archive_write_add_filter_bzip2},
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{ ".tar.xz", archive_write_set_format_pax_restricted, archive_write_add_filter_xz},
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{ NULL, NULL, NULL }
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};
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static
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int cmpsuff(const char *str, const char *suffix)
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{
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size_t length_str, length_suffix;
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if ((str == NULL) || (suffix == NULL))
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return -1;
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length_str = strlen(str);
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length_suffix = strlen(suffix);
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if (length_str >= length_suffix) {
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return strcmp(str + (length_str - length_suffix), suffix);
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} else {
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return -1;
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}
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}
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static int get_array_index(const char *name)
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{
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int i;
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for (i = 0; names[i].name != NULL; i++)
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{
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if (cmpsuff(name, names[i].name) == 0)
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return i;
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}
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return -1;
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}
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int
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archive_write_set_format_filter_by_ext(struct archive *a, const char *filename)
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{
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int names_index = get_array_index(filename);
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if (names_index >= 0)
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{
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int format_state = (names[names_index].format)(a);
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if (format_state == ARCHIVE_OK)
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return ((names[names_index].filter)(a));
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else
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return format_state;
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}
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archive_set_error(a, EINVAL, "No such format '%s'", filename);
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a->state = ARCHIVE_STATE_FATAL;
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return (ARCHIVE_FATAL);
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}
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int
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archive_write_set_format_filter_by_ext_def(struct archive *a, const char *filename, const char * def_ext)
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{
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int names_index = get_array_index(filename);
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if (names_index < 0)
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names_index = get_array_index(def_ext);
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if (names_index >= 0)
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{
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int format_state = (names[names_index].format)(a);
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if (format_state == ARCHIVE_OK)
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return ((names[names_index].filter)(a));
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else
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return format_state;
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}
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archive_set_error(a, EINVAL, "No such format '%s'", filename);
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a->state = ARCHIVE_STATE_FATAL;
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return (ARCHIVE_FATAL);
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}
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