projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| de355530 A |
6 | * The contents of this file constitute Original Code as defined in and |
| 7 | * are subject to the Apple Public Source License Version 1.1 (the | |
| 8 | * "License"). You may not use this file except in compliance with the | |
| 9 | * License. Please obtain a copy of the License at | |
| 10 | * http://www.apple.com/publicsource and read it before using this file. | |
| 1c79356b | 11 | * |
| de355530 A |
12 | * This Original Code and all software distributed under the License are |
| 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 1c79356b A |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| de355530 A |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| 17 | * License for the specific language governing rights and limitations | |
| 18 | * under the License. | |
| 1c79356b A |
19 | * |
| 20 | * @APPLE_LICENSE_HEADER_END@ | |
| 21 | */ | |
| 22 | /* | |
| 23 | * Copyright (C) 1999 WIDE Project. | |
| 24 | * All rights reserved. | |
| 9bccf70c | 25 | * |
| 1c79356b A |
26 | * Redistribution and use in source and binary forms, with or without |
| 27 | * modification, are permitted provided that the following conditions | |
| 28 | * are met: | |
| 29 | * 1. Redistributions of source code must retain the above copyright | |
| 30 | * notice, this list of conditions and the following disclaimer. | |
| 31 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 32 | * notice, this list of conditions and the following disclaimer in the | |
| 33 | * documentation and/or other materials provided with the distribution. | |
| 34 | * 3. Neither the name of the project nor the names of its contributors | |
| 35 | * may be used to endorse or promote products derived from this software | |
| 36 | * without specific prior written permission. | |
| 9bccf70c | 37 | * |
| 1c79356b A |
38 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
| 39 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 40 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 41 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE | |
| 42 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 43 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 44 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 45 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 46 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 47 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 48 | * SUCH DAMAGE. | |
| 49 | * | |
| 1c79356b A |
50 | */ |
| 51 | /* | |
| 52 | * ECN consideration on tunnel ingress/egress operation. | |
| 53 | * http://www.aciri.org/floyd/papers/draft-ipsec-ecn-00.txt | |
| 54 | */ | |
| 9bccf70c | 55 | #include <sys/appleapiopts.h> |
| 1c79356b A |
56 | |
| 57 | #define ECN_ALLOWED 1 /* ECN allowed */ | |
| 58 | #define ECN_FORBIDDEN 0 /* ECN forbidden */ | |
| 59 | #define ECN_NOCARE (-1) /* no consideration to ECN */ | |
| 60 | ||
| 9bccf70c A |
61 | #ifdef KERNEL |
| 62 | #ifdef __APPLE_API_PRIVATE | |
| 63 | extern void ip_ecn_ingress __P((int, u_int8_t *, const u_int8_t *)); | |
| 64 | extern void ip_ecn_egress __P((int, const u_int8_t *, u_int8_t *)); | |
| 65 | #endif /* __APPLE_API_PRIVATE */ | |
| 1c79356b | 66 | #endif |