| | 1 | /* |
| | 2 | * Copyright (c) 2001 Daniel Hartmeier |
| | 3 | * All rights reserved. |
| | 4 | * |
| | 5 | * Redistribution and use in source and binary forms, with or without |
| | 6 | * modification, are permitted provided that the following conditions |
| | 7 | * are met: |
| | 8 | * |
| | 9 | * - Redistributions of source code must retain the above copyright |
| | 10 | * notice, this list of conditions and the following disclaimer. |
| | 11 | * - Redistributions in binary form must reproduce the above |
| | 12 | * copyright notice, this list of conditions and the following |
| | 13 | * disclaimer in the documentation and/or other materials provided |
| | 14 | * with the distribution. |
| | 15 | * |
| | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| | 17 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| | 18 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| | 19 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| | 20 | * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| | 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| | 22 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| | 23 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| | 24 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| | 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| | 26 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| | 27 | * POSSIBILITY OF SUCH DAMAGE. |
| | 28 | * |
| | 29 | * @(#) $Header: /tcpdump/master/tcpdump/pf.h,v 1.2 2004/04/02 06:36:25 guy Exp $ (LBL) |
| | 30 | */ |
| | 31 | |
| | 32 | /* from $OpenBSD: pfvar.h,v 1.170 2003/08/22 21:50:34 david Exp $ */ |
| | 33 | |
| | 34 | enum { PF_INOUT=0, PF_IN=1, PF_OUT=2 }; |
| | 35 | enum { PF_PASS=0, PF_DROP=1, PF_SCRUB=2, PF_NAT=3, PF_NONAT=4, |
| | 36 | PF_BINAT=5, PF_NOBINAT=6, PF_RDR=7, PF_NORDR=8, PF_SYNPROXY_DROP=9 }; |
| | 37 | |
| | 38 | /* Reasons code for passing/dropping a packet */ |
| | 39 | #define PFRES_MATCH 0 /* Explicit match of a rule */ |
| | 40 | #define PFRES_BADOFF 1 /* Bad offset for pull_hdr */ |
| | 41 | #define PFRES_FRAG 2 /* Dropping following fragment */ |
| | 42 | #define PFRES_SHORT 3 /* Dropping short packet */ |
| | 43 | #define PFRES_NORM 4 /* Dropping by normalizer */ |
| | 44 | #define PFRES_MEMORY 5 /* Dropped due to lacking mem */ |
| | 45 | #define PFRES_MAX 6 /* total+1 */ |
| | 46 | |
| | 47 | #define PFRES_NAMES { \ |
| | 48 | "match", \ |
| | 49 | "bad-offset", \ |
| | 50 | "fragment", \ |
| | 51 | "short", \ |
| | 52 | "normalize", \ |
| | 53 | "memory", \ |
| | 54 | NULL \ |
| | 55 | } |
| | 56 | |
| | 57 | #define PF_RULESET_NAME_SIZE 16 |
| | 58 | |
| | 59 | /* from $OpenBSD: if_pflog.h,v 1.9 2003/07/15 20:27:27 dhartmei Exp $ */ |
| | 60 | |
| | 61 | #ifndef IFNAMSIZ |
| | 62 | #define IFNAMSIZ 16 |
| | 63 | #endif |
| | 64 | |
| | 65 | struct pfloghdr { |
| | 66 | u_int8_t length; |
| | 67 | u_int8_t af; |
| | 68 | u_int8_t action; |
| | 69 | u_int8_t reason; |
| | 70 | char ifname[IFNAMSIZ]; |
| | 71 | char ruleset[PF_RULESET_NAME_SIZE]; |
| | 72 | u_int32_t rulenr; |
| | 73 | u_int32_t subrulenr; |
| | 74 | u_int8_t dir; |
| | 75 | u_int8_t pad[3]; |
| | 76 | }; |
| | 77 | #define PFLOG_HDRLEN sizeof(struct pfloghdr) |
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