| 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 | |
