1/*	$KAME: sockmisc.h,v 1.12 2001/12/07 08:39:39 sakane Exp $	*/
2
3/*
4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32extern const int niflags;
33
34extern int cmpsaddrwop __P((struct sockaddr *, struct sockaddr *));
35extern int cmpsaddrwild __P((struct sockaddr *, struct sockaddr *));
36extern int cmpsaddrstrict __P((struct sockaddr *, struct sockaddr *));
37
38extern struct sockaddr *getlocaladdr __P((struct sockaddr *));
39
40extern int recvfromto __P((int, void *, size_t, int,
41	struct sockaddr *, int *, struct sockaddr *, int *));
42extern int sendfromto __P((int, const void *, size_t,
43	struct sockaddr *, struct sockaddr *, int));
44
45extern int setsockopt_bypass __P((int, int));
46
47extern struct sockaddr *newsaddr __P((int));
48extern struct sockaddr *dupsaddr __P((struct sockaddr *));
49extern char *saddr2str __P((const struct sockaddr *));
50extern char *saddrwop2str __P((struct sockaddr *));
51extern struct sockaddr *str2saddr __P((char *, char *));
52extern void mask_sockaddr __P((struct sockaddr *, const struct sockaddr *,
53	size_t));
54