Annotation of sys/net/if_pflog.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: if_pflog.h,v 1.14 2006/10/25 11:27:01 henning Exp $ */
2: /*
3: * Copyright 2001 Niels Provos <provos@citi.umich.edu>
4: * All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: *
15: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25: */
26:
27: #ifndef _NET_IF_PFLOG_H_
28: #define _NET_IF_PFLOG_H_
29:
30: #define PFLOGIFS_MAX 16
31:
32: struct pflog_softc {
33: struct ifnet sc_if; /* the interface */
34: int sc_unit;
35: LIST_ENTRY(pflog_softc) sc_list;
36: };
37:
38: #define PFLOG_RULESET_NAME_SIZE 16
39:
40: struct pfloghdr {
41: u_int8_t length;
42: sa_family_t af;
43: u_int8_t action;
44: u_int8_t reason;
45: char ifname[IFNAMSIZ];
46: char ruleset[PFLOG_RULESET_NAME_SIZE];
47: u_int32_t rulenr;
48: u_int32_t subrulenr;
49: uid_t uid;
50: pid_t pid;
51: uid_t rule_uid;
52: pid_t rule_pid;
53: u_int8_t dir;
54: u_int8_t pad[3];
55: };
56:
57: #define PFLOG_HDRLEN sizeof(struct pfloghdr)
58: /* minus pad, also used as a signature */
59: #define PFLOG_REAL_HDRLEN offsetof(struct pfloghdr, pad)
60:
61: /* XXX remove later when old format logs are no longer needed */
62: struct old_pfloghdr {
63: u_int32_t af;
64: char ifname[IFNAMSIZ];
65: short rnr;
66: u_short reason;
67: u_short action;
68: u_short dir;
69: };
70: #define OLD_PFLOG_HDRLEN sizeof(struct old_pfloghdr)
71:
72: #ifdef _KERNEL
73:
74: #if NPFLOG > 0
75: #define PFLOG_PACKET(i,x,a,b,c,d,e,f,g,h) pflog_packet(i,a,b,c,d,e,f,g,h)
76: #else
77: #define PFLOG_PACKET(i,x,a,b,c,d,e,f,g,h) ((void)0)
78: #endif /* NPFLOG > 0 */
79: #endif /* _KERNEL */
80: #endif /* _NET_IF_PFLOG_H_ */
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