1 | /* |
2 | * Copyright (c) 2008,2021 Apple Computer, 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 | #ifndef __KPI_IPFILTER_VAR__ |
30 | #define __KPI_IPFILTER_VAR__ |
31 | |
32 | #include <sys/appleapiopts.h> |
33 | #include <netinet/kpi_ipfilter.h> |
34 | |
35 | #ifdef KERNEL_PRIVATE |
36 | |
37 | /* Private data structure, stripped out by ifdef tool */ |
38 | /* Implementation specific bits */ |
39 | |
40 | #include <sys/queue.h> |
41 | |
42 | struct ipfilter { |
43 | TAILQ_ENTRY(ipfilter) ipf_link; |
44 | struct ipf_filter ipf_filter; |
45 | struct ipfilter_list *ipf_head; |
46 | TAILQ_ENTRY(ipfilter) ipf_tbr; |
47 | uint32_t ipf_flags; |
48 | }; |
49 | TAILQ_HEAD(ipfilter_list, ipfilter); |
50 | |
51 | #define IPFF_INTERNAL 0x1 |
52 | |
53 | extern struct ipfilter_list ipv6_filters; |
54 | extern struct ipfilter_list ipv4_filters; |
55 | |
56 | extern ipfilter_t ipf_get_inject_filter(struct mbuf *m); |
57 | extern void ipf_ref(void); |
58 | extern void ipf_unref(void); |
59 | extern void ip_proto_dispatch_in(struct mbuf *m, int hlen, u_int8_t proto, |
60 | ipfilter_t ipfref); |
61 | |
62 | extern void ipfilter_register_m_tag(void); |
63 | |
64 | #endif /* KERNEL_PRIVATE */ |
65 | |
66 | #endif /*__KPI_IPFILTER_VAR__*/ |
67 | |