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/* $OpenBSD: if_pflog.h,v 1.17 2010/09/21 11:05:10 henning Exp $ */
/*
* Copyright 2001 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _NET_IF_PFLOG_H_
#define _NET_IF_PFLOG_H_
#include <net/pfvar.h>
#define PFLOGIFS_MAX 16
struct pflog_softc {
struct ifnet sc_if; /* the interface */
int sc_unit;
LIST_ENTRY(pflog_softc) sc_list;
};
#define PFLOG_RULESET_NAME_SIZE 16
struct pfloghdr {
u_int8_t length;
sa_family_t af;
u_int8_t action;
u_int8_t reason;
char ifname[IFNAMSIZ];
char ruleset[PFLOG_RULESET_NAME_SIZE];
u_int32_t rulenr;
u_int32_t subrulenr;
uid_t uid;
pid_t pid;
uid_t rule_uid;
pid_t rule_pid;
u_int8_t dir;
u_int8_t rewritten;
u_int8_t pad[2];
struct pf_addr saddr;
struct pf_addr daddr;
u_int16_t sport;
u_int16_t dport;
};
#define PFLOG_HDRLEN sizeof(struct pfloghdr)
/* used to be minus pad, also used as a signature */
#define PFLOG_REAL_HDRLEN PFLOG_HDRLEN
#define PFLOG_OLD_HDRLEN offsetof(struct pfloghdr, pad)
#ifdef _KERNEL
void pflog_bpfcopy(const void *, void *, size_t);
#if NPFLOG > 0
#define PFLOG_PACKET(i,x,a,b,c,d,e,f,g,h) pflog_packet(i,a,b,c,d,e,f,g,h)
#else
#define PFLOG_PACKET(i,x,a,b,c,d,e,f,g,h) ((void)0)
#endif /* NPFLOG > 0 */
#endif /* _KERNEL */
#endif /* _NET_IF_PFLOG_H_ */
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