xref: /netbsd-src/external/bsd/ntp/dist/sntp/libevent/ipv6-internal.h (revision cdfa2a7ef92791ba9db70a584a1d904730e6fb46)
1 /*	$NetBSD: ipv6-internal.h,v 1.5 2020/05/25 20:47:33 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2009-2012 Niels Provos and Nick Mathewson
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 /* Internal use only: Fake IPv6 structures and values on platforms that
30  * do not have them */
31 
32 #ifndef IPV6_INTERNAL_H_INCLUDED_
33 #define IPV6_INTERNAL_H_INCLUDED_
34 
35 #include "event2/event-config.h"
36 #include "evconfig-private.h"
37 
38 #include <sys/types.h>
39 #ifdef EVENT__HAVE_SYS_SOCKET_H
40 #include <sys/socket.h>
41 #endif
42 #include "event2/util.h"
43 
44 #ifdef __cplusplus
45 extern "C" {
46 #endif
47 
48 /** @file ipv6-internal.h
49  *
50  * Replacement types and functions for platforms that don't support ipv6
51  * properly.
52  */
53 
54 #ifndef EVENT__HAVE_STRUCT_IN6_ADDR
55 struct in6_addr {
56 	ev_uint8_t s6_addr[16];
57 };
58 #endif
59 
60 #ifndef EVENT__HAVE_SA_FAMILY_T
61 typedef int sa_family_t;
62 #endif
63 
64 #ifndef EVENT__HAVE_STRUCT_SOCKADDR_IN6
65 struct sockaddr_in6 {
66 	/* This will fail if we find a struct sockaddr that doesn't have
67 	 * sa_family as the first element. */
68 	sa_family_t sin6_family;
69 	ev_uint16_t sin6_port;
70 	struct in6_addr sin6_addr;
71 };
72 #endif
73 
74 #ifndef AF_INET6
75 #define AF_INET6 3333
76 #endif
77 #ifndef PF_INET6
78 #define PF_INET6 AF_INET6
79 #endif
80 
81 #ifdef __cplusplus
82 }
83 #endif
84 
85 #endif
86