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      1 /*	$NetBSD: ipf.h,v 1.2 2008/06/18 09:06:26 yamt Exp $ */
      2 /*	$OpenBSD: filter.h,v 1.4 2007/08/01 09:31:41 henning Exp $ */
      3 
      4 /*
      5  * Copyright (c) 2004, 2005 Camiel Dobbelaar, <cd (at) sentia.nl>
      6  *
      7  * Permission to use, copy, modify, and distribute this software for any
      8  * purpose with or without fee is hereby granted, provided that the above
      9  * copyright notice and this permission notice appear in all copies.
     10  *
     11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     18  */
     19 
     20 extern int ipf_enabled;
     21 extern const char *netif;
     22 
     23 int ipf_add_filter(u_int32_t, u_int8_t, struct sockaddr *, struct sockaddr *,
     24     u_int16_t);
     25 int ipf_add_nat(u_int32_t, struct sockaddr *, struct sockaddr *, u_int16_t,
     26     struct sockaddr *, u_int16_t, u_int16_t);
     27 int ipf_add_rdr(u_int32_t, struct sockaddr *, struct sockaddr *, u_int16_t,
     28     struct sockaddr *, u_int16_t);
     29 int ipf_do_commit(void);
     30 int ipf_do_rollback(void);
     31 void ipf_init_filter(char *, char *, int);
     32 int ipf_prepare_commit(u_int32_t);
     33 int ipf_server_lookup(struct sockaddr *, struct sockaddr *, struct sockaddr *);
     34