/*	$OpenBSD: ip_ether.h,v 1.4 2001/01/09 02:47:19 angelos Exp $ */

/*
 * The author of this code is Angelos D. Keromytis (angelos@adk.gr) 
 *
 * This code was written by Angelos D. Keromytis in October 1999.
 *
 * Copyright (C) 1999, by Angelos D. Keromytis.
 *	
 * Permission to use, copy, and modify this software 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.
 */

/*
 * Ethernet-inside-IP processing.
 */

struct etheripstat
{
    u_int32_t	etherip_hdrops;		/* packet shorter than header shows */
    u_int32_t	etherip_qfull;		/* bridge queue full, packet dropped */
    u_int32_t   etherip_noifdrops;	/* no interface/bridge information */
    u_int32_t	etherip_pdrops;		/* packet dropped due to policy */
    u_int32_t   etherip_adrops;         /* all other drops */
    u_int32_t	etherip_ipackets;	/* total input packets */
    u_int32_t	etherip_opackets;	/* total output packets */
    u_int64_t   etherip_ibytes;		/* input bytes */
    u_int64_t   etherip_obytes;		/* output bytes */
};

#define ETHERIP_VERSION          0x2

/*
 * Names for Ether-IP sysctl objects
 */
#define	ETHERIPCTL_ALLOW	1	/* accept incoming EtherIP packets */
#define ETHERIPCTL_MAXID	2

#define ETHERIPCTL_NAMES { \
	{ 0, 0 }, \
	{ "allow", CTLTYPE_INT }, \
}

#ifdef _KERNEL
int	etherip_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));

extern int etherip_allow;
extern struct etheripstat etheripstat;
#endif