freebsd-dev/sys/netpfil/ipfw/nat64/nat64stl.h
2020-09-01 21:19:14 +00:00

60 lines
2.1 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2015-2019 Yandex LLC
* Copyright (c) 2015-2019 Andrey V. Elsukov <ae@FreeBSD.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _IP_FW_NAT64STL_H_
#define _IP_FW_NAT64STL_H_
#include "ip_fw_nat64.h"
#include "nat64_translate.h"
struct nat64stl_cfg {
struct named_object no;
uint16_t map64; /* table with 6to4 mapping */
uint16_t map46; /* table with 4to6 mapping */
struct nat64_config base;
#define NAT64STL_KIDX 0x0100
#define NAT64STL_46T 0x0200
#define NAT64STL_64T 0x0400
/* flags to pass to userland */
#define NAT64STL_FLAGSMASK (NAT64_LOG | NAT64_ALLOW_PRIVATE)
char name[64];
};
VNET_DECLARE(uint16_t, nat64stl_eid);
#define V_nat64stl_eid VNET(nat64stl_eid)
#define IPFW_TLV_NAT64STL_NAME IPFW_TLV_EACTION_NAME(V_nat64stl_eid)
int ipfw_nat64stl(struct ip_fw_chain *chain, struct ip_fw_args *args,
ipfw_insn *cmd, int *done);
#endif