ng_nat.h

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    1 /*-
    2  * Copyright 2005, Gleb Smirnoff <glebius@FreeBSD.org>
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/6.3/sys/netgraph/ng_nat.h 171592 2007-07-25 19:10:39Z mav $
   27  */
   28 
   29 #define NG_NAT_NODE_TYPE    "nat"
   30 #define NGM_NAT_COOKIE      1107718711
   31 
   32 #define NG_NAT_HOOK_IN  "in"
   33 #define NG_NAT_HOOK_OUT "out"
   34 
   35 /* Arguments for NGM_NAT_SET_MODE message */
   36 struct ng_nat_mode {
   37         uint32_t        flags;
   38         uint32_t        mask;
   39 };
   40 
   41 /* Keep this in sync with the above structure definition */
   42 #define NG_NAT_MODE_INFO {                              \
   43           { "flags",    &ng_parse_uint32_type   },      \
   44           { "mask",     &ng_parse_uint32_type   },      \
   45           { NULL }                                      \
   46 }
   47 
   48 #define NG_NAT_LOG                      0x01
   49 #define NG_NAT_DENY_INCOMING            0x02
   50 #define NG_NAT_SAME_PORTS               0x04
   51 #define NG_NAT_UNREGISTERED_ONLY        0x10
   52 #define NG_NAT_RESET_ON_ADDR_CHANGE     0x20
   53 #define NG_NAT_PROXY_ONLY               0x40
   54 #define NG_NAT_REVERSE                  0x80
   55 
   56 enum {
   57         NGM_NAT_SET_IPADDR = 1,
   58         NGM_NAT_SET_MODE,
   59         NGM_NAT_SET_TARGET,
   60 };

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FreeBSD/Linux Kernel Cross Reference sys/netgraph/ng_nat.h

FreeBSD/Linux Kernel Cross Reference
sys/netgraph/ng_nat.h