bsd/netinet6/natpt_var.h

   1 /*      $KAME: natpt_var.h,v 1.6 2000/03/25 07:23:57 sumikawa Exp $     */
   2
   3 /*
   4  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the project nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32
  33 extern int               natpt_initialized;
  34 extern int               ip6_protocol_tr;
  35 extern u_int             natpt_debug;
  36 extern u_int             natpt_dump;
  37
  38 extern struct ifnet     *natpt_ip6src;
  39
  40 /*      natpt_log.c             */
  41 void             natpt_logMsg                   __P((int, void *, size_t));
  42 void             natpt_logMBuf                  __P((int, struct mbuf *, char *));
  43 void             natpt_logIp4                   __P((int, struct ip *));
  44 void             natpt_logIp6                   __P((int, struct ip6_hdr *));
  45 int              natpt_log                      __P((int, int, void *, size_t));
  46 int              natpt_logIN6addr               __P((int, char *, struct in6_addr *));
  47
  48 void             natpt_debugProbe               __P((void));
  49 void             natpt_assert                   __P((const char *, int, const char *));
  50 void             natpt_initialize               __P((void));
  51
  52
  53 /*      natpt_rule.c            */
  54 struct _cSlot   *lookingForIncomingV4Rule       __P((struct _cv *));
  55 struct _cSlot   *lookingForOutgoingV4Rule       __P((struct _cv *));
  56 struct _cSlot   *lookingForIncomingV6Rule       __P((struct _cv *));
  57 struct _cSlot   *lookingForOutgoingV6Rule       __P((struct _cv *));
  58 int              _natptEnableTrans              __P((caddr_t));
  59 int              _natptDisableTrans             __P((caddr_t));
  60 int              _natptSetRule                  __P((caddr_t));
  61 int              _natptSetFaithRule             __P((caddr_t));
  62 int              _natptFlushRule                __P((caddr_t));
  63 int              _natptSetPrefix                __P((caddr_t));
  64
  65 int              _natptBreak                    __P((void));
  66
  67
  68 struct ifBox    *natpt_asIfBox                  __P((char *));
  69 struct ifBox    *natpt_setIfBox                 __P((char *));
  70
  71
  72 /*      natpt_trans.c           */
  73 #ifdef NATPT_NAT
  74 struct mbuf     *translatingIPv4To4             __P((struct _cv *, struct pAddr *));
  75 struct mbuf     *translatingICMPv4To4           __P((struct _cv *, struct pAddr *));
  76 struct mbuf     *translatingTCPv4To4            __P((struct _cv *, struct pAddr *));
  77 struct mbuf     *translatingUDPv4To4            __P((struct _cv *, struct pAddr *));
  78 #endif
  79
  80 struct mbuf     *translatingIPv4To6             __P((struct _cv *, struct pAddr *));
  81 struct mbuf     *translatingICMPv4To6           __P((struct _cv *, struct pAddr *));
  82 struct mbuf     *translatingTCPv4To6            __P((struct _cv *, struct pAddr *));
  83 struct mbuf     *translatingUDPv4To6            __P((struct _cv *, struct pAddr *));
  84 struct mbuf     *translatingTCPUDPv4To6         __P((struct _cv *, struct pAddr *, struct _cv *));
  85
  86 struct mbuf     *translatingIPv6To4             __P((struct _cv *, struct pAddr *));
  87 struct mbuf     *translatingICMPv6To4           __P((struct _cv *, struct pAddr *));
  88 struct mbuf     *translatingTCPv6To4            __P((struct _cv *, struct pAddr *));
  89 struct mbuf     *translatingUDPv6To4            __P((struct _cv *, struct pAddr *));
  90 struct mbuf     *translatingTCPUDPv6To4         __P((struct _cv *, struct pAddr *, struct _cv *));
  91
  92
  93 /*      natpt_tslot.c           */
  94 struct _tSlot   *lookingForOutgoingV4Hash       __P((struct _cv *));
  95 struct _tSlot   *lookingForIncomingV4Hash       __P((struct _cv *));
  96 struct _tSlot   *lookingForOutgoingV6Hash       __P((struct _cv *));
  97 struct _tSlot   *lookingForIncomingV6Hash       __P((struct _cv *));
  98 struct _tSlot   *internIncomingV4Hash           __P((int, struct _cSlot *, struct _cv *));
  99 struct _tSlot   *internOutgoingV4Hash           __P((int, struct _cSlot *, struct _cv *));
 100 struct _tSlot   *internIncomingV6Hash           __P((int, struct _cSlot *, struct _cv *));
 101 struct _tSlot   *internOutgoingV6Hash           __P((int, struct _cSlot *, struct _cv *));
 102
 103 struct _tSlot   *checkTraceroute6Return         __P((struct _cv *));
 104
 105 void             init_hash                      __P((void));
 106 void             init_tslot                     __P((void));
 107
 108
 109 /*      natpt_usrreq.c          */
 110 void             natpt_input    __P((struct mbuf *, struct sockproto *,
 111                                      struct sockaddr *src, struct sockaddr *dst));
 112