60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/* $NetBSD: portalgo.h,v 1.2 2012/11/29 02:07:20 christos Exp $ */
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/*
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* Copyright 2011 Vlad Balan
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*
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* Written by Vlad Balan for the NetBSD Foundation.
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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 REGENTS 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 REGENTS 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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*/
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#ifndef _NETINET_PORTALGO_H_
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#define _NETINET_PORTALGO_H_
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#ifdef _KERNEL
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#include <sys/sysctl.h>
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struct inpcb_hdr;
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int portalgo_randport(uint16_t *, struct inpcb_hdr *, kauth_cred_t);
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int sysctl_portalgo_selected4(SYSCTLFN_ARGS);
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int sysctl_portalgo_selected6(SYSCTLFN_ARGS);
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int sysctl_portalgo_reserve4(SYSCTLFN_ARGS);
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int sysctl_portalgo_reserve6(SYSCTLFN_ARGS);
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int sysctl_portalgo_available(SYSCTLFN_ARGS);
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int portalgo_algo_index_select(struct inpcb_hdr *, int);
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#define PORTALGO_MAXLEN 16
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#endif /* _KERNEL */
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/*
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* User-settable options (used with setsockopt).
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*/
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#define PORTALGO_DEFAULT 0xffff
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#define PORTALGO_BSD 0
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#define PORTALGO_RANDOM_START 1
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#define PORTALGO_RANDOM_PICK 2
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#define PORTALGO_HASH 3
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#define PORTALGO_DOUBLEHASH 4
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#define PORTALGO_RANDINC 5
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#endif /* !_NETINET_PORTALGO_H_ */
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