bsd/netinet/kpi_ipfilter_var.h

   1 /*
   2  * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_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
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30
  31 #ifndef __KPI_IPFILTER_VAR__
  32 #define __KPI_IPFILTER_VAR__
  33
  34 #include <sys/appleapiopts.h>
  35 #include <netinet/kpi_ipfilter.h>
  36
  37 #ifdef KERNEL_PRIVATE
  38
  39 /* Private data structure, stripped out by ifdef tool */
  40 /* Implementation specific bits */
  41
  42 #include <sys/queue.h>
  43
  44 struct ipfilter {
  45         TAILQ_ENTRY(ipfilter)   ipf_link;
  46         struct ipf_filter               ipf_filter;
  47         struct ipfilter_list    *ipf_head;
  48         TAILQ_ENTRY(ipfilter)   ipf_tbr;
  49 };
  50 TAILQ_HEAD(ipfilter_list, ipfilter);
  51
  52
  53 extern struct ipfilter_list     ipv6_filters;
  54 extern struct ipfilter_list     ipv4_filters;
  55
  56 ipfilter_t ipf_get_inject_filter(struct mbuf *m);
  57 void ipf_ref(void);
  58 void ipf_unref(void);
  59 int ipf_init(void);
  60
  61 void    ip_proto_dispatch_in(struct mbuf *m, int hlen, u_int8_t proto, ipfilter_t ipfref);
  62
  63
  64 #endif /* KERNEL_PRIVATE */
  65
  66 #endif /*__KPI_IPFILTER_VAR__*/