xref: /freebsd/sys/cddl/contrib/opensolaris/common/lz4/lz4.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*
2  * LZ4 - Fast LZ compression algorithm
3  * Header File
4  * BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are
8  * met:
9  *
10  *     * Redistributions of source code must retain the above copyright
11  * notice, this list of conditions and the following disclaimer.
12  *     * Redistributions in binary form must reproduce the above
13  * copyright notice, this list of conditions and the following disclaimer
14  * in the documentation and/or other materials provided with the
15  * distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  *
29  * You can contact the author at :
30  * - LZ4 homepage : http://fastcompression.blogspot.com/p/lz4.html
31  * - LZ4 source repository : http://code.google.com/p/lz4/
32  */
33 
34 #ifndef _LZ4_H
35 #define	_LZ4_H
36 
37 #include <sys/types.h>
38 
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
43 extern size_t lz4_compress(void *, void *, size_t, size_t, int);
44 extern int lz4_decompress(void *, void *, size_t, size_t, int);
45 
46 #if defined(_KERNEL) || defined(_FAKE_KERNEL)
47 extern void lz4_init(void);
48 extern void lz4_fini(void);
49 #endif
50 
51 #ifdef __cplusplus
52 }
53 #endif
54 
55 #endif /* _LZ4_H */
56