2 * Copyright (c) 2004-2016 Maxim Sobolev <sobomax@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 /* CLOOP format and related constants */
32 * Integer values (block size, number of blocks, offsets)
33 * are stored in big-endian (network) order on disk.
36 #define CLOOP_MAGIC_LEN 128
37 #define CLOOP_OFS_COMPR 0x0b
38 #define CLOOP_OFS_VERSN (CLOOP_OFS_COMPR + 1)
40 #define CLOOP_MAJVER_2 '2'
41 #define CLOOP_MAJVER_3 '3'
43 #define CLOOP_COMP_LIBZ 'V'
44 #define CLOOP_COMP_LZMA 'L'
47 char magic[CLOOP_MAGIC_LEN]; /* cloop magic */
48 uint32_t blksz; /* block size */
49 uint32_t nblocks; /* number of blocks */