bsd/netinet/kpi_ipfilter_var.h

   1 /*
   2  * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_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. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #ifndef __KPI_IPFILTER_VAR__
  25 #define __KPI_IPFILTER_VAR__
  26
  27 #include <sys/appleapiopts.h>
  28 #include <netinet/kpi_ipfilter.h>
  29
  30 #ifdef KERNEL_PRIVATE
  31
  32 /* Private data structure, stripped out by ifdef tool */
  33 /* Implementation specific bits */
  34
  35 #include <sys/queue.h>
  36
  37 struct ipfilter {
  38         TAILQ_ENTRY(ipfilter)   ipf_link;
  39         struct ipf_filter               ipf_filter;
  40         struct ipfilter_list    *ipf_head;
  41         TAILQ_ENTRY(ipfilter)   ipf_tbr;
  42 };
  43 TAILQ_HEAD(ipfilter_list, ipfilter);
  44
  45
  46 extern struct ipfilter_list     ipv6_filters;
  47 extern struct ipfilter_list     ipv4_filters;
  48
  49 ipfilter_t ipf_get_inject_filter(struct mbuf *m);
  50 void ipf_ref(void);
  51 void ipf_unref(void);
  52 int ipf_init(void);
  53
  54 void    ip_proto_dispatch_in(struct mbuf *m, int hlen, u_int8_t proto, ipfilter_t ipfref);
  55
  56
  57 #endif /* KERNEL_PRIVATE */
  58
  59 #endif /*__KPI_IPFILTER_VAR__*/