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  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #ifndef __KPI_IPFILTER_VAR__
  24 #define __KPI_IPFILTER_VAR__
  25
  26 #include <sys/appleapiopts.h>
  27 #include <netinet/kpi_ipfilter.h>
  28
  29 #ifdef KERNEL_PRIVATE
  30
  31 /* Private data structure, stripped out by ifdef tool */
  32 /* Implementation specific bits */
  33
  34 #include <sys/queue.h>
  35
  36 struct ipfilter {
  37         TAILQ_ENTRY(ipfilter)   ipf_link;
  38         struct ipf_filter               ipf_filter;
  39         struct ipfilter_list    *ipf_head;
  40         TAILQ_ENTRY(ipfilter)   ipf_tbr;
  41 };
  42 TAILQ_HEAD(ipfilter_list, ipfilter);
  43
  44
  45 extern struct ipfilter_list     ipv6_filters;
  46 extern struct ipfilter_list     ipv4_filters;
  47
  48 ipfilter_t ipf_get_inject_filter(struct mbuf *m);
  49 void ipf_ref(void);
  50 void ipf_unref(void);
  51 int ipf_init(void);
  52
  53 void    ip_proto_dispatch_in(struct mbuf *m, int hlen, u_int8_t proto, ipfilter_t ipfref);
  54
  55
  56 #endif /* KERNEL_PRIVATE */
  57
  58 #endif /*__KPI_IPFILTER_VAR__*/