/* $NetBSD: ipip_var.h,v 1.1 2003/08/13 20:06:50 jonathan Exp $ */ /* $FreeBSD: src/sys/netipsec/ipip_var.h,v 1.1.4.1 2003/01/24 05:11:35 sam Exp $ */ /* $OpenBSD: ip_ipip.h,v 1.5 2002/06/09 16:26:10 itojun Exp $ */ /* * The authors of this code are John Ioannidis (ji@tla.org), * Angelos D. Keromytis (kermit@csd.uch.gr) and * Niels Provos (provos@physnet.uni-hamburg.de). * * The original version of this code was written by John Ioannidis * for BSD/OS in Athens, Greece, in November 1995. * * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996, * by Angelos D. Keromytis. * * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis * and Niels Provos. * * Additional features in 1999 by Angelos D. Keromytis. * * Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis, * Angelos D. Keromytis and Niels Provos. * Copyright (c) 2001, Angelos D. Keromytis. * * Permission to use, copy, and modify this software with or without fee * is hereby granted, provided that this entire notice is included in * all copies of any software which is or includes a copy or * modification of this software. * You may use this code under the GNU public license if you so wish. Please * contribute changes back to the authors under this freer than GPL license * so that we may further the use of strong encryption without limitations to * all. * * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR * PURPOSE. */ #ifndef _NETINET_IPIP_H_ #define _NETINET_IPIP_H_ /* * IP-inside-IP processing. * Not quite all the functionality of RFC-1853, but the main idea is there. */ struct ipipstat { u_int32_t ipips_ipackets; /* total input packets */ u_int32_t ipips_opackets; /* total output packets */ u_int32_t ipips_hdrops; /* packet shorter than header shows */ u_int32_t ipips_qfull; u_int64_t ipips_ibytes; u_int64_t ipips_obytes; u_int32_t ipips_pdrops; /* packet dropped due to policy */ u_int32_t ipips_spoof; /* IP spoofing attempts */ u_int32_t ipips_family; /* Protocol family mismatch */ u_int32_t ipips_unspec; /* Missing tunnel endpoint address */ }; #ifdef _KERNEL extern int ipip_allow; extern struct ipipstat ipipstat; #endif /* _KERNEL */ #endif /* _NETINET_IPIP_H_ */