xref: /illumos-gate/usr/src/uts/common/sys/zmod.h (revision 55381082)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 
23 /*
24  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
25  * Use is subject to license terms.
26  */
27 
28 #ifndef	_ZMOD_H
29 #define	_ZMOD_H
30 
31 #pragma ident	"%Z%%M%	%I%	%E% SMI"
32 
33 #ifdef	__cplusplus
34 extern "C" {
35 #endif
36 
37 /*
38  * zmod - RFC-1950-compatible decompression routines
39  *
40  * This file provides the public interfaces to zmod, an in-kernel RFC 1950
41  * decompression library.  More information about the implementation of these
42  * interfaces can be found in the usr/src/uts/common/zmod/ directory.
43  */
44 
45 #define	Z_OK		0
46 #define	Z_STREAM_END	1
47 #define	Z_NEED_DICT	2
48 #define	Z_ERRNO		(-1)
49 #define	Z_STREAM_ERROR	(-2)
50 #define	Z_DATA_ERROR	(-3)
51 #define	Z_MEM_ERROR	(-4)
52 #define	Z_BUF_ERROR	(-5)
53 #define	Z_VERSION_ERROR	(-6)
54 
55 extern int z_uncompress(void *, size_t *, const void *, size_t);
56 extern const char *z_strerror(int);
57 
58 #ifdef	__cplusplus
59 }
60 #endif
61 
62 #endif	/* _ZMOD_H */
63