RTEMS 5.2
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_kernel_in.h
1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1982, 1986, 1990, 1993
5 * The Regents of the University of California. 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 University 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 REGENTS 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 REGENTS 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 * @(#)in.h 8.3 (Berkeley) 1/3/94
32 * $FreeBSD: head/sys/netinet/in.h 326023 2017-11-20 19:43:44Z pfg $
33 */
34
35#if !defined(_NETINET_IN_H_) || !defined(_KERNEL)
36#error "must be included via <netinet/in.h> in kernel space"
37#endif
38
39struct ifnet; struct mbuf; /* forward declarations for Standard C */
40struct in_ifaddr;
41
42int in_broadcast(struct in_addr, struct ifnet *);
43int in_ifaddr_broadcast(struct in_addr, struct in_ifaddr *);
44int in_canforward(struct in_addr);
45int in_localaddr(struct in_addr);
46int in_localip(struct in_addr);
47int in_ifhasaddr(struct ifnet *, struct in_addr);
48int inet_aton(const char *, struct in_addr *); /* in libkern */
49char *inet_ntoa_r(struct in_addr ina, char *buf); /* in libkern */
50char *inet_ntop(int, const void *, char *, socklen_t); /* in libkern */
51int inet_pton(int af, const char *, void *); /* in libkern */
52void in_ifdetach(struct ifnet *);
53
54#define in_hosteq(s, t) ((s).s_addr == (t).s_addr)
55#define in_nullhost(x) ((x).s_addr == INADDR_ANY)
56#define in_allhosts(x) ((x).s_addr == htonl(INADDR_ALLHOSTS_GROUP))
57
58#define satosin(sa) ((struct sockaddr_in *)(sa))
59#define sintosa(sin) ((struct sockaddr *)(sin))
60#define ifatoia(ifa) ((struct in_ifaddr *)(ifa))