1 | /*␉$FreeBSD: src/sys/netinet6/ipcomp.h,v 1.1.2.2 2001/07/03 11:01:54 ume Exp $␉*/␊ |
2 | /*␉$KAME: ipcomp.h,v 1.8 2000/09/26 07:55:14 itojun Exp $␉*/␊ |
3 | ␊ |
4 | /*␊ |
5 | * Copyright (C) 1999 WIDE Project.␊ |
6 | * All rights reserved.␊ |
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 | * 1. Redistributions of source code must retain the above copyright␊ |
12 | * notice, this list of conditions and the following disclaimer.␊ |
13 | * 2. Redistributions in binary form must reproduce the above copyright␊ |
14 | * notice, this list of conditions and the following disclaimer in the␊ |
15 | * documentation and/or other materials provided with the distribution.␊ |
16 | * 3. Neither the name of the project nor the names of its contributors␊ |
17 | * may be used to endorse or promote products derived from this software␊ |
18 | * without specific prior written permission.␊ |
19 | *␊ |
20 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND␊ |
21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE␊ |
22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE␊ |
23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE␊ |
24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL␊ |
25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS␊ |
26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)␊ |
27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT␊ |
28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY␊ |
29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF␊ |
30 | * SUCH DAMAGE.␊ |
31 | */␊ |
32 | ␊ |
33 | /*␊ |
34 | * RFC2393 IP payload compression protocol (IPComp).␊ |
35 | */␊ |
36 | ␊ |
37 | #ifndef _NETINET6_IPCOMP_H_␊ |
38 | #define _NETINET6_IPCOMP_H_␊ |
39 | #include <sys/appleapiopts.h>␊ |
40 | #include <netinet6/ipsec.h>␊ |
41 | ␊ |
42 | struct ipcomp {␊ |
43 | ␉u_int8_t comp_nxt;␉/* Next Header */␊ |
44 | ␉u_int8_t comp_flags;␉/* reserved, must be zero */␊ |
45 | ␉u_int16_t comp_cpi;␉/* Compression parameter index */␊ |
46 | };␊ |
47 | ␊ |
48 | /* well-known algorithm number (in CPI), from RFC2409 */␊ |
49 | #define IPCOMP_OUI␉1␉/* vendor specific */␊ |
50 | #define IPCOMP_DEFLATE␉2␉/* RFC2394 */␊ |
51 | #define IPCOMP_LZS␉3␉/* RFC2395 */␊ |
52 | #define IPCOMP_MAX␉4␊ |
53 | ␊ |
54 | #define IPCOMP_CPI_NEGOTIATE_MIN␉256␊ |
55 | ␊ |
56 | ␊ |
57 | #endif /* _NETINET6_IPCOMP_H_ */␊ |
58 | |