1 /* $NetBSD: deflate.h,v 1.1 2003/07/25 21:12:46 jonathan Exp $ */
2 /* $FreeBSD: src/sys/opencrypto/deflate.h,v 1.1.2.1 2002/11/21 23:34:23 sam Exp $ */
3 /* $OpenBSD: deflate.h,v 1.3 2002/03/14 01:26:51 millert Exp $ */
4
5 /*
6 * Copyright (c) 2001 Jean-Jacques Bernard-Gundol (jj@wabbitt.org)
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 /*
33 * Definition for the wrapper around the deflate compression
34 * algorithm used in /sys/crypto
35 */
36
37 #ifndef _CRYPTO_DEFLATE_H_
38 #define _CRYPTO_DEFLATE_H_
39
40 #include <net/zlib.h>
41
42 #define Z_METHOD 8
43 #define Z_MEMLEVEL 8
44 #define MINCOMP 2 /* won't be used, but must be defined */
45 #define ZBUF 10
46
47 u_int32_t deflate_global(u_int8_t *, u_int32_t, int, u_int8_t **);
48 void *z_alloc(void *, u_int, u_int);
49 void z_free(void *, void *);
50
51 struct deflate_buf {
52 u_int8_t *out;
53 u_int32_t size;
54 int flag;
55 };
56
57 #endif /* _CRYPTO_DEFLATE_H_ */
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