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Diffstat (limited to 'pf.h')
| -rw-r--r-- | pf.h | 77 |
1 files changed, 77 insertions, 0 deletions
@@ -0,0 +1,77 @@ +/* + * Copyright (c) 2001 Daniel Hartmeier + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - 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 COPYRIGHT HOLDERS AND CONTRIBUTORS + * "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 + * COPYRIGHT HOLDERS OR CONTRIBUTORS 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. + * + * @(#) $Header: /tcpdump/master/libpcap/pf.h,v 1.3 2004/04/02 06:33:30 guy Exp $ (LBL) + */ + +/* from $OpenBSD: pfvar.h,v 1.170 2003/08/22 21:50:34 david Exp $ */ + +enum { PF_INOUT=0, PF_IN=1, PF_OUT=2 }; +enum { PF_PASS=0, PF_DROP=1, PF_SCRUB=2, PF_NAT=3, PF_NONAT=4, + PF_BINAT=5, PF_NOBINAT=6, PF_RDR=7, PF_NORDR=8, PF_SYNPROXY_DROP=9 }; + +/* Reasons code for passing/dropping a packet */ +#define PFRES_MATCH 0 /* Explicit match of a rule */ +#define PFRES_BADOFF 1 /* Bad offset for pull_hdr */ +#define PFRES_FRAG 2 /* Dropping following fragment */ +#define PFRES_SHORT 3 /* Dropping short packet */ +#define PFRES_NORM 4 /* Dropping by normalizer */ +#define PFRES_MEMORY 5 /* Dropped due to lacking mem */ +#define PFRES_MAX 6 /* total+1 */ + +#define PFRES_NAMES { \ + "match", \ + "bad-offset", \ + "fragment", \ + "short", \ + "normalize", \ + "memory", \ + NULL \ +} + +#define PF_RULESET_NAME_SIZE 16 + +/* from $OpenBSD: if_pflog.h,v 1.9 2003/07/15 20:27:27 dhartmei Exp $ */ + +#ifndef IFNAMSIZ +#define IFNAMSIZ 16 +#endif + +struct pfloghdr { + u_int8_t length; + u_int8_t af; + u_int8_t action; + u_int8_t reason; + char ifname[IFNAMSIZ]; + char ruleset[PF_RULESET_NAME_SIZE]; + u_int32_t rulenr; + u_int32_t subrulenr; + u_int8_t dir; + u_int8_t pad[3]; +}; +#define PFLOG_HDRLEN sizeof(struct pfloghdr) |
