| 1 | /* $NetBSD: ipip_var.h,v 1.4 2008/04/23 06:09:05 thorpej Exp $ */ |
| 2 | /* $FreeBSD: src/sys/netipsec/ipip_var.h,v 1.1.4.1 2003/01/24 05:11:35 sam Exp $ */ |
| 3 | /* $OpenBSD: ip_ipip.h,v 1.5 2002/06/09 16:26:10 itojun Exp $ */ |
| 4 | /* |
| 5 | * The authors of this code are John Ioannidis (ji@tla.org), |
| 6 | * Angelos D. Keromytis (kermit@csd.uch.gr) and |
| 7 | * Niels Provos (provos@physnet.uni-hamburg.de). |
| 8 | * |
| 9 | * The original version of this code was written by John Ioannidis |
| 10 | * for BSD/OS in Athens, Greece, in November 1995. |
| 11 | * |
| 12 | * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996, |
| 13 | * by Angelos D. Keromytis. |
| 14 | * |
| 15 | * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis |
| 16 | * and Niels Provos. |
| 17 | * |
| 18 | * Additional features in 1999 by Angelos D. Keromytis. |
| 19 | * |
| 20 | * Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis, |
| 21 | * Angelos D. Keromytis and Niels Provos. |
| 22 | * Copyright (c) 2001, Angelos D. Keromytis. |
| 23 | * |
| 24 | * Permission to use, copy, and modify this software with or without fee |
| 25 | * is hereby granted, provided that this entire notice is included in |
| 26 | * all copies of any software which is or includes a copy or |
| 27 | * modification of this software. |
| 28 | * You may use this code under the GNU public license if you so wish. Please |
| 29 | * contribute changes back to the authors under this freer than GPL license |
| 30 | * so that we may further the use of strong encryption without limitations to |
| 31 | * all. |
| 32 | * |
| 33 | * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR |
| 34 | * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY |
| 35 | * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE |
| 36 | * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR |
| 37 | * PURPOSE. |
| 38 | */ |
| 39 | |
| 40 | #ifndef _NETINET_IPIP_H_ |
| 41 | #define _NETINET_IPIP_H_ |
| 42 | |
| 43 | /* |
| 44 | * IP-inside-IP processing. |
| 45 | * Not quite all the functionality of RFC-1853, but the main idea is there. |
| 46 | */ |
| 47 | |
| 48 | #define IPIP_STAT_IPACKETS 0 /* total input packets */ |
| 49 | #define IPIP_STAT_OPACKETS 1 /* total output packets */ |
| 50 | #define IPIP_STAT_HDROPS 2 /* packet shorter than header shows */ |
| 51 | #define IPIP_STAT_QFULL 3 |
| 52 | #define IPIP_STAT_IBYTES 4 |
| 53 | #define IPIP_STAT_OBYTES 5 |
| 54 | #define IPIP_STAT_PDROPS 6 /* packet dropped due to policy */ |
| 55 | #define IPIP_STAT_SPOOF 7 /* IP spoofing attempts */ |
| 56 | #define IPIP_STAT_FAMILY 8 /* protocol family mismatch */ |
| 57 | #define IPIP_STAT_UNSPEC 9 /* missing tunnel endpoint address */ |
| 58 | |
| 59 | #define IPIP_NSTATS 10 |
| 60 | |
| 61 | #ifdef _KERNEL |
| 62 | extern int ipip_allow; |
| 63 | #endif /* _KERNEL */ |
| 64 | #endif /* !_NETINET_IPIP_H_ */ |
| 65 | |