1126239Smlaier/*-
2126239Smlaier * Copyright (c) 2003 Sam Leffler, Errno Consulting
3126239Smlaier * All rights reserved.
4126239Smlaier *
5126239Smlaier * Redistribution and use in source and binary forms, with or without
6126239Smlaier * modification, are permitted provided that the following conditions
7126239Smlaier * are met:
8126239Smlaier * 1. Redistributions of source code must retain the above copyright
9126239Smlaier *    notice, this list of conditions and the following disclaimer,
10126239Smlaier *    without modification.
11126239Smlaier * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12126239Smlaier *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13126239Smlaier *    redistribution must be conditioned upon including a substantially
14126239Smlaier *    similar Disclaimer requirement for further binary redistribution.
15126239Smlaier * 3. Neither the names of the above-listed copyright holders nor the names
16126239Smlaier *    of any contributors may be used to endorse or promote products derived
17126239Smlaier *    from this software without specific prior written permission.
18126239Smlaier *
19126239Smlaier * NO WARRANTY
20126239Smlaier * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21126239Smlaier * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22126239Smlaier * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
23126239Smlaier * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
24126239Smlaier * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
25126239Smlaier * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26126239Smlaier * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27126239Smlaier * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
28126239Smlaier * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29126239Smlaier * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30126239Smlaier * THE POSSIBILITY OF SUCH DAMAGES.
31126239Smlaier *
32126239Smlaier * $FreeBSD$
33126239Smlaier */
34126239Smlaier
35126239Smlaier#ifndef _NETINET_IP_DIVERT_H_
36126239Smlaier#define	_NETINET_IP_DIVERT_H_
37126239Smlaier
38126239Smlaier/*
39201527Sluigi * divert has no custom kernel-userland API.
40201527Sluigi *
41201527Sluigi * All communication occurs through a sockaddr_in socket where
42201527Sluigi *
43201527Sluigi * kernel-->userland
44201527Sluigi *	sin_port = matching rule, host format;
45201527Sluigi * 	sin_addr = IN: first address of the incoming interface;
46201527Sluigi *		   OUT: INADDR_ANY
47201527Sluigi *	sin_zero = if fits, the interface name (max 7 bytes + NUL)
48201527Sluigi *
49201527Sluigi * userland->kernel
50201527Sluigi *	sin_port = restart-rule - 1, host order
51201527Sluigi *		(we restart at sin_port + 1)
52201527Sluigi *	sin_addr = IN: address of the incoming interface;
53201527Sluigi *		   OUT: INADDR_ANY
54136714Sandre */
55126239Smlaier#endif /* _NETINET_IP_DIVERT_H_ */
56