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50 lines
2.1 KiB
C
50 lines
2.1 KiB
C
/*-
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* Copyright (c) 1997 Brian Somers <brian@Awfulhak.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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* $Id: loadalias.h,v 1.4.2.1 1998/04/07 00:53:59 brian Exp $
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*/
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struct aliasHandlers {
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void *dl;
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char *(*GetFragment)(char *);
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void (*Init)(void);
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int (*In)(char *, int);
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int (*Out)(char *, int);
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struct alias_link *(*RedirectAddr)(struct in_addr, struct in_addr);
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struct alias_link *(*RedirectPort)(struct in_addr, u_short, struct in_addr,
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u_short, struct in_addr, u_short, u_char);
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int (*SaveFragment)(char *);
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void (*SetAddress)(struct in_addr);
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unsigned (*SetMode)(unsigned, unsigned);
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void (*FragmentIn)(char *, char *);
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};
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extern struct aliasHandlers PacketAlias;
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#define AliasEnabled() (PacketAlias.dl ? 1 : 0)
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extern int loadAliasHandlers(void);
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extern void unloadAliasHandlers(void);
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