usr.sbin/ftp-proxy/filter.h

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