1 | /* |
2 | * Copyright (c) 2007-2018 Apple Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | /* $apfw: if_pflog.h,v 1.3 2007/08/13 22:18:33 jhw Exp $ */ |
30 | /* $OpenBSD: if_pflog.h,v 1.14 2006/10/25 11:27:01 henning Exp $ */ |
31 | /* |
32 | * Copyright 2001 Niels Provos <provos@citi.umich.edu> |
33 | * All rights reserved. |
34 | * |
35 | * Redistribution and use in source and binary forms, with or without |
36 | * modification, are permitted provided that the following conditions |
37 | * are met: |
38 | * 1. Redistributions of source code must retain the above copyright |
39 | * notice, this list of conditions and the following disclaimer. |
40 | * 2. Redistributions in binary form must reproduce the above copyright |
41 | * notice, this list of conditions and the following disclaimer in the |
42 | * documentation and/or other materials provided with the distribution. |
43 | * |
44 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
45 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
46 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
47 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
48 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
49 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
50 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
51 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
52 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
53 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
54 | */ |
55 | |
56 | #ifndef _NET_IF_PFLOG_H_ |
57 | #define _NET_IF_PFLOG_H_ |
58 | |
59 | #if PF || !defined(KERNEL) |
60 | |
61 | #ifdef __cplusplus |
62 | extern "C" { |
63 | #endif |
64 | |
65 | #define PFLOGIFS_MAX 16 |
66 | #define PFLOGIF_ZONE_MAX_ELEM MIN(IFNETS_MAX, PFLOGIFS_MAX) |
67 | |
68 | #if KERNEL_PRIVATE |
69 | struct pflog_softc { |
70 | struct ifnet *sc_if; /* back ptr to interface */ |
71 | u_int32_t sc_flags; |
72 | #define IFPFLF_DETACHING 0x1 |
73 | int sc_unit; |
74 | LIST_ENTRY(pflog_softc) sc_list; |
75 | }; |
76 | #endif /* KERNEL_PRIVATE */ |
77 | |
78 | #define PFLOG_RULESET_NAME_SIZE 16 |
79 | |
80 | struct pfloghdr { |
81 | u_int8_t length; |
82 | sa_family_t af; |
83 | u_int8_t action; |
84 | u_int8_t reason; |
85 | char ifname[IFNAMSIZ]; |
86 | char ruleset[PFLOG_RULESET_NAME_SIZE]; |
87 | u_int32_t rulenr; |
88 | u_int32_t subrulenr; |
89 | uid_t uid; |
90 | pid_t pid; |
91 | uid_t rule_uid; |
92 | pid_t rule_pid; |
93 | u_int8_t dir; |
94 | u_int8_t pad[3]; |
95 | }; |
96 | |
97 | #define PFLOG_HDRLEN sizeof(struct pfloghdr) |
98 | /* minus pad, also used as a signature */ |
99 | #define PFLOG_REAL_HDRLEN offsetof(struct pfloghdr, pad) |
100 | |
101 | #ifdef KERNEL_PRIVATE |
102 | |
103 | #if PFLOG |
104 | #define PFLOG_PACKET(i, x, a, b, c, d, e, f, g, h) pflog_packet(i,a,b,c,d,e,f,g,h) |
105 | #else |
106 | #define PFLOG_PACKET(i, x, a, b, c, d, e, f, g, h) ((void)0) |
107 | #endif /* PFLOG */ |
108 | |
109 | __private_extern__ void pfloginit(void); |
110 | #endif /* KERNEL_PRIVATE */ |
111 | |
112 | #ifdef __cplusplus |
113 | } |
114 | #endif |
115 | #endif /* PF || !KERNEL */ |
116 | #endif /* _NET_IF_PFLOG_H_ */ |
117 | |