cross-tools: Do not install manpages during this stage.
[dragonfly.git] / sys / netinet / ip_ecn.h
blobd784fd1174c35abebad486c4e072857cf15ee06e
1 /* $FreeBSD: src/sys/netinet/ip_ecn.h,v 1.2.2.2 2001/07/03 11:01:46 ume Exp $ */
2 /* $KAME: ip_ecn.h,v 1.6 2001/05/03 14:51:48 itojun Exp $ */
4 /*
5 * Copyright (C) 1999 WIDE Project.
6 * All rights reserved.
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.
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.
34 * ECN consideration on tunnel ingress/egress operation.
35 * http://www.aciri.org/floyd/papers/draft-ipsec-ecn-00.txt
38 #ifndef _NETINET_IP_ECN_H_
39 #define _NETINET_IP_ECN_H_
41 #ifndef _SYS_TYPES_H_
42 #include <sys/types.h>
43 #endif
45 #ifdef _KERNEL
46 #include "opt_inet.h"
47 #endif
49 #define ECN_ALLOWED 1 /* ECN allowed */
50 #define ECN_FORBIDDEN 0 /* ECN forbidden */
51 #define ECN_NOCARE (-1) /* no consideration to ECN */
53 #ifdef _KERNEL
54 extern void ip_ecn_ingress (int, u_int8_t *, const u_int8_t *);
55 extern void ip_ecn_egress (int, const u_int8_t *, u_int8_t *);
56 #endif
58 #endif