1 /* $FreeBSD: src/sys/contrib/pf/net/if_pflog.h,v 1.4 2004/06/16 23:24:00 mlaier Exp $ */ 2 /* $OpenBSD: if_pflog.h,v 1.10 2004/03/19 04:52:04 frantzen Exp $ */ 3 /* $DragonFly: src/sys/net/pf/if_pflog.h,v 1.1 2004/09/19 22:32:47 joerg Exp $ */ 4 5 /* 6 * Copyright (c) 2004 The DragonFly Project. All rights reserved. 7 * 8 * Copyright 2001 Niels Provos <provos@citi.umich.edu> 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _NET_IF_PFLOG_H_ 33 #define _NET_IF_PFLOG_H_ 34 35 struct pflog_softc { 36 struct ifnet sc_if; /* the interface */ 37 LIST_ENTRY(pflog_softc) sc_next; 38 }; 39 40 /* XXX keep in sync with pfvar.h */ 41 #ifndef PF_RULESET_NAME_SIZE 42 #define PF_RULESET_NAME_SIZE 16 43 #endif 44 45 struct pfloghdr { 46 u_int8_t length; 47 sa_family_t af; 48 u_int8_t action; 49 u_int8_t reason; 50 char ifname[IFNAMSIZ]; 51 char ruleset[PF_RULESET_NAME_SIZE]; 52 u_int32_t rulenr; 53 u_int32_t subrulenr; 54 u_int8_t dir; 55 u_int8_t pad[3]; 56 }; 57 58 #define PFLOG_HDRLEN sizeof(struct pfloghdr) 59 /* minus pad, also used as a signature */ 60 #define PFLOG_REAL_HDRLEN offsetof(struct pfloghdr, pad) 61 62 /* XXX remove later when old format logs are no longer needed */ 63 struct old_pfloghdr { 64 u_int32_t af; 65 char ifname[IFNAMSIZ]; 66 short rnr; 67 u_short reason; 68 u_short action; 69 u_short dir; 70 }; 71 #define OLD_PFLOG_HDRLEN sizeof(struct old_pfloghdr) 72 73 #ifdef _KERNEL 74 75 #include "use_pflog.h" 76 77 #if NPFLOG > 0 78 #define PFLOG_PACKET(i,x,a,b,c,d,e,f,g) pflog_packet(i,a,b,c,d,e,f,g) 79 #else 80 #define PFLOG_PACKET(i,x,a,b,c,d,e,f,g) ((void)0) 81 #endif /* NPFLOG > 0 */ 82 #endif /* _KERNEL */ 83 #endif /* _NET_IF_PFLOG_H_ */ 84