1180948Skmacy/*- 2180948Skmacy * Copyright (c) 1982, 1986, 1990, 1993 3180948Skmacy * The Regents of the University of California. All rights reserved. 4180948Skmacy * 5180948Skmacy * Redistribution and use in source and binary forms, with or without 6180948Skmacy * modification, are permitted provided that the following conditions 7180948Skmacy * are met: 8180948Skmacy * 1. Redistributions of source code must retain the above copyright 9180948Skmacy * notice, this list of conditions and the following disclaimer. 10180948Skmacy * 2. Redistributions in binary form must reproduce the above copyright 11180948Skmacy * notice, this list of conditions and the following disclaimer in the 12180948Skmacy * documentation and/or other materials provided with the distribution. 13180948Skmacy * 4. Neither the name of the University nor the names of its contributors 14180948Skmacy * may be used to endorse or promote products derived from this software 15180948Skmacy * without specific prior written permission. 16180948Skmacy * 17180948Skmacy * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18180948Skmacy * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19180948Skmacy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20180948Skmacy * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21180948Skmacy * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22180948Skmacy * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23180948Skmacy * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24180948Skmacy * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25180948Skmacy * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26180948Skmacy * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27180948Skmacy * SUCH DAMAGE. 28180948Skmacy * 29180948Skmacy * @(#)socketvar.h 8.3 (Berkeley) 2/19/95 30180948Skmacy * 31180948Skmacy * $FreeBSD$ 32180948Skmacy */ 33180948Skmacy#ifndef _SYS_SOCKOPT_H_ 34180948Skmacy#define _SYS_SOCKOPT_H_ 35180948Skmacy 36180948Skmacy#ifndef _KERNEL 37180948Skmacy#error "no user-servicable parts inside" 38180948Skmacy#endif 39180948Skmacy 40180948Skmacy 41180948Skmacystruct thread; 42180948Skmacystruct socket; 43180948Skmacy 44180948Skmacy/* 45180948Skmacy * Argument structure for sosetopt et seq. This is in the KERNEL 46180948Skmacy * section because it will never be visible to user code. 47180948Skmacy */ 48180948Skmacyenum sopt_dir { SOPT_GET, SOPT_SET }; 49180948Skmacy 50180948Skmacystruct sockopt { 51180948Skmacy enum sopt_dir sopt_dir; /* is this a get or a set? */ 52180948Skmacy int sopt_level; /* second arg of [gs]etsockopt */ 53180948Skmacy int sopt_name; /* third arg of [gs]etsockopt */ 54180948Skmacy void *sopt_val; /* fourth arg of [gs]etsockopt */ 55180948Skmacy size_t sopt_valsize; /* (almost) fifth arg of [gs]etsockopt */ 56180948Skmacy struct thread *sopt_td; /* calling thread or null if kernel */ 57180948Skmacy}; 58180948Skmacy 59180948Skmacyint sosetopt(struct socket *so, struct sockopt *sopt); 60180948Skmacyint sogetopt(struct socket *so, struct sockopt *sopt); 61180948Skmacyint sooptcopyin(struct sockopt *sopt, void *buf, size_t len, size_t minlen); 62180948Skmacyint sooptcopyout(struct sockopt *sopt, const void *buf, size_t len); 63180948Skmacy/* XXX; prepare mbuf for (__FreeBSD__ < 3) routines. */ 64180948Skmacyint soopt_getm(struct sockopt *sopt, struct mbuf **mp); 65180948Skmacyint soopt_mcopyin(struct sockopt *sopt, struct mbuf *m); 66180948Skmacyint soopt_mcopyout(struct sockopt *sopt, struct mbuf *m); 67180948Skmacyint do_getopt_accept_filter(struct socket *so, struct sockopt *sopt); 68180948Skmacyint do_setopt_accept_filter(struct socket *so, struct sockopt *sopt); 69180948Skmacyint so_setsockopt(struct socket *so, int level, int optname, 70180948Skmacy void *optval, size_t optlen); 71180948Skmacy 72180948Skmacy#endif /* _SYS_SOCKOPT_H_ */ 73