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Comparing liblzf/lzf.h (file contents):
Revision 1.9 by root, Thu Mar 3 17:06:44 2005 UTC vs.
Revision 1.12 by root, Mon Nov 5 23:28:40 2007 UTC

1/* 1/*
2 * Copyright (c) 2000-2005 Marc Alexander Lehmann <schmorp@schmorp.de> 2 * Copyright (c) 2000-2007 Marc Alexander Lehmann <schmorp@schmorp.de>
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without modifica- 4 * Redistribution and use in source and binary forms, with or without modifica-
5 * tion, are permitted provided that the following conditions are met: 5 * tion, are permitted provided that the following conditions are met:
6 * 6 *
7 * 1. Redistributions of source code must retain the above copyright notice, 7 * 1. Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer. 8 * this list of conditions and the following disclaimer.
9 * 9 *
10 * 2. Redistributions in binary form must reproduce the above copyright 10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the 11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution. 12 * documentation and/or other materials provided with the distribution.
13 *
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 * 13 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- 15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
19 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 16 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
20 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- 17 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
… …
24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- 21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
25 * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 22 * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
26 * OF THE POSSIBILITY OF SUCH DAMAGE. 23 * OF THE POSSIBILITY OF SUCH DAMAGE.
27 * 24 *
28 * Alternatively, the contents of this file may be used under the terms of 25 * Alternatively, the contents of this file may be used under the terms of
29 * the GNU General Public License version 2 (the "GPL"), in which case the 26 * the GNU General Public License ("GPL") version 2 or any later version,
30 * provisions of the GPL are applicable instead of the above. If you wish to 27 * in which case the provisions of the GPL are applicable instead of
31 * allow the use of your version of this file only under the terms of the 28 * the above. If you wish to allow the use of your version of this file
32 * GPL and not to allow others to use your version of this file under the 29 * only under the terms of the GPL and not to allow others to use your
33 * BSD license, indicate your decision by deleting the provisions above and 30 * version of this file under the BSD license, indicate your decision
34 * replace them with the notice and other provisions required by the GPL. If 31 * by deleting the provisions above and replace them with the notice
35 * you do not delete the provisions above, a recipient may use your version 32 * and other provisions required by the GPL. If you do not delete the
33 * provisions above, a recipient may use your version of this file under
36 * of this file under either the BSD or the GPL. 34 * either the BSD or the GPL.
37 */ 35 */
38 36
39#ifndef LZF_H 37#ifndef LZF_H
40#define LZF_H 38#define LZF_H
41 39
… …
46** 44**
47** This algorithm is believed to be patent-free. 45** This algorithm is believed to be patent-free.
48** 46**
49***********************************************************************/ 47***********************************************************************/
50 48
49#define LZF_VERSION 0x0105 /* 1.5 */
50
51/* 51/*
52 * Compress in_len bytes stored at the memory block starting at 52 * Compress in_len bytes stored at the memory block starting at
53 * in_data and write the result to out_data, up to a maximum length 53 * in_data and write the result to out_data, up to a maximum length
54 * of out_len bytes. 54 * of out_len bytes.
55 * 55 *
… …
58 * be considerably larger than in_len, so it makes sense to always 58 * be considerably larger than in_len, so it makes sense to always
59 * use out_len == in_len - 1), to ensure _some_ compression, and store 59 * use out_len == in_len - 1), to ensure _some_ compression, and store
60 * the data uncompressed otherwise. 60 * the data uncompressed otherwise.
61 * 61 *
62 * lzf_compress might use different algorithms on different systems and 62 * lzf_compress might use different algorithms on different systems and
63 * thus might result in different compressed strings depending on the 63 * even diferent runs, thus might result in different compressed strings
64 * phase of the moon or similar factors. However, all these strings are 64 * depending on the phase of the moon or similar factors. However, all
65 * architecture-independent and will result in the original data when 65 * these strings are architecture-independent and will result in the
66 * decompressed using lzf_decompress. 66 * original data when decompressed using lzf_decompress.
67 * 67 *
68 * The buffers must not be overlapping. 68 * The buffers must not be overlapping.
69 * 69 *
70 * If the option LZF_STATE_ARG is enabled, an extra argument must be 70 * If the option LZF_STATE_ARG is enabled, an extra argument must be
71 * supplied which is not reflected in this header file. Refer to lzf_c.c. 71 * supplied which is not reflected in this header file. Refer to lzfP.h
72 * and lzf_c.c.
72 * 73 *
73 */ 74 */
74unsigned int 75unsigned int
75lzf_compress (const void *const in_data, unsigned int in_len, 76lzf_compress (const void *const in_data, unsigned int in_len,
76 void *out_data, unsigned int out_len); 77 void *out_data, unsigned int out_len);

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