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206 lines
4.3 KiB
C
206 lines
4.3 KiB
C
/*-
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* Copyright (c) 2004 Poul-Henning Kamp <phk@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <stdlib.h>
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <alias.h>
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/*
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* These functions are for backwards compatibility and because apps may
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* be linked against shlib versions, they have to be actual functions,
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* we cannot inline them.
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*/
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static struct libalias *la;
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void
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PacketAliasInit(void)
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{
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la = LibAliasInit(la);
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}
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void
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PacketAliasSetAddress(struct in_addr _addr)
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{
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LibAliasSetAddress(la, _addr);
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}
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void
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PacketAliasSetFWBase(unsigned int _base, unsigned int _num)
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{
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LibAliasSetFWBase(la, _base, _num);
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}
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void
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PacketAliasSetSkinnyPort(unsigned int _port)
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{
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LibAliasSetSkinnyPort(la, _port);
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}
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unsigned int
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PacketAliasSetMode(unsigned int _flags, unsigned int _mask)
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{
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return LibAliasSetMode(la, _flags, _mask);
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}
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void
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PacketAliasUninit(void)
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{
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LibAliasUninit(la);
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la = NULL;
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}
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int
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PacketAliasIn(char *_ptr, int _maxpacketsize)
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{
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return LibAliasIn(la, _ptr, _maxpacketsize);
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}
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int
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PacketAliasOut(char *_ptr, int _maxpacketsize)
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{
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return LibAliasOut(la, _ptr, _maxpacketsize);
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}
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int
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PacketUnaliasOut(char *_ptr, int _maxpacketsize)
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{
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return LibAliasUnaliasOut(la, _ptr, _maxpacketsize);
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}
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int
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PacketAliasAddServer(struct alias_link *_link,
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struct in_addr _addr, unsigned short _port)
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{
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return LibAliasAddServer(la, _link, _addr, _port);
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}
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struct alias_link *
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PacketAliasRedirectAddr(struct in_addr _src_addr,
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struct in_addr _alias_addr)
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{
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return LibAliasRedirectAddr(la, _src_addr, _alias_addr);
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}
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int
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PacketAliasRedirectDynamic(struct alias_link *_link)
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{
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return LibAliasRedirectDynamic(la, _link);
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}
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void
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PacketAliasRedirectDelete(struct alias_link *_link)
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{
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LibAliasRedirectDelete(la, _link);
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}
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struct alias_link *
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PacketAliasRedirectPort(struct in_addr _src_addr,
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unsigned short _src_port, struct in_addr _dst_addr,
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unsigned short _dst_port, struct in_addr _alias_addr,
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unsigned short _alias_port, unsigned char _proto)
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{
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return LibAliasRedirectPort(la, _src_addr, _src_port, _dst_addr,
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_dst_port, _alias_addr, _alias_port, _proto);
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}
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struct alias_link *
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PacketAliasRedirectProto(struct in_addr _src_addr,
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struct in_addr _dst_addr, struct in_addr _alias_addr,
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unsigned char _proto)
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{
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return LibAliasRedirectProto(la, _src_addr, _dst_addr, _alias_addr,
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_proto);
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}
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void
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PacketAliasFragmentIn(char *_ptr, char *_ptr_fragment)
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{
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LibAliasFragmentIn(la, _ptr, _ptr_fragment);
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}
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char *
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PacketAliasGetFragment(char *_ptr)
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{
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return LibAliasGetFragment(la, _ptr);
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}
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int
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PacketAliasSaveFragment(char *_ptr)
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{
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return LibAliasSaveFragment(la, _ptr);
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}
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int
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PacketAliasCheckNewLink(void)
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{
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return LibAliasCheckNewLink(la);
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}
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unsigned short
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PacketAliasInternetChecksum(unsigned short *_ptr, int _nbytes)
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{
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return LibAliasInternetChecksum(la, _ptr, _nbytes);
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}
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void
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PacketAliasSetTarget(struct in_addr _target_addr)
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{
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LibAliasSetTarget(la, _target_addr);
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}
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/* Transparent proxying routines. */
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int
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PacketAliasProxyRule(const char *_cmd)
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{
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return LibAliasProxyRule(la, _cmd);
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}
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