freebsd-nq/libarchive/archive_read_extract.c

61 lines
2.3 KiB
C

/*-
* Copyright (c) 2003-2007 Tim Kientzle
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "archive_platform.h"
__FBSDID("$FreeBSD: src/lib/libarchive/archive_read_extract.c,v 1.61 2008/05/26 17:00:22 kientzle Exp $");
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#include "archive.h"
#include "archive_entry.h"
#include "archive_private.h"
#include "archive_read_private.h"
int
archive_read_extract(struct archive *_a, struct archive_entry *entry, int flags)
{
struct archive_read_extract *extract;
struct archive_read * a = (struct archive_read *)_a;
extract = __archive_read_get_extract(a);
if (extract == NULL)
return (ARCHIVE_FATAL);
/* If we haven't initialized the archive_write_disk object, do it now. */
if (extract->ad == NULL) {
extract->ad = archive_write_disk_new();
if (extract->ad == NULL) {
archive_set_error(&a->archive, ENOMEM, "Can't extract");
return (ARCHIVE_FATAL);
}
archive_write_disk_set_standard_lookup(extract->ad);
}
archive_write_disk_set_options(extract->ad, flags);
return (archive_read_extract2(&a->archive, entry, extract->ad));
}