1/* $OpenBSD: inet.h,v 1.21 2017/02/04 19:16:25 guenther Exp $ */
2
3/*
4 * ++Copyright++ 1983, 1993
5 * -
6 * Copyright (c) 1983, 1993
7 * The Regents of the University of California. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 * -
33 * Portions Copyright (c) 1993 by Digital Equipment Corporation.
34 *
35 * Permission to use, copy, modify, and distribute this software for any
36 * purpose with or without fee is hereby granted, provided that the above
37 * copyright notice and this permission notice appear in all copies, and that
38 * the name of Digital Equipment Corporation not be used in advertising or
39 * publicity pertaining to distribution of the document or software without
40 * specific, written prior permission.
41 *
42 * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
43 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
44 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
45 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
46 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
47 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
48 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
49 * SOFTWARE.
50 * -
51 * --Copyright--
52 */
53
54/*
55 * @(#)inet.h 8.1 (Berkeley) 6/2/93
56 * $From: inet.h,v 8.6 1996/08/08 06:54:29 vixie Exp $
57 */
58
59#ifndef _INET_H_
60#define _INET_H_
61
62/* External definitions for functions in inet(3) */
63
64#include <sys/cdefs.h>
65#include <sys/_endian.h>
66
67#ifndef htons
68#define htons(x) __htobe16(x)
69#define htonl(x) __htobe32(x)
70#define ntohs(x) __htobe16(x)
71#define ntohl(x) __htobe32(x)
72#endif
73
74#ifndef _UINT16_T_DEFINED_
75#define _UINT16_T_DEFINED_
76typedef __uint16_t uint16_t;
77#endif
78
79#ifndef _UINT32_T_DEFINED_
80#define _UINT32_T_DEFINED_
81typedef __uint32_t uint32_t;
82#endif
83
84#ifndef _SOCKLEN_T_DEFINED_
85#define _SOCKLEN_T_DEFINED_
86typedef __socklen_t socklen_t; /* length type for network syscalls */
87#endif
88
89#ifndef _IN_TYPES_DEFINED_
90#define _IN_TYPES_DEFINED_
91typedef __in_addr_t in_addr_t; /* base type for internet address */
92typedef __in_port_t in_port_t; /* IP port type */
93#endif
94
95/*
96 * Buffer lengths for strings containing printable IP addresses
97 */
98#ifndef INET_ADDRSTRLEN
99#define INET_ADDRSTRLEN 16
100#endif
101#ifndef INET6_ADDRSTRLEN
102#define INET6_ADDRSTRLEN 46
103#endif
104
105#ifndef _IN_ADDR_DECLARED
106#define _IN_ADDR_DECLARED
107/*
108 * IP Version 4 Internet address (a structure for historical reasons)
109 */
110struct in_addr {
111 in_addr_t s_addr;
112};
113#endif
114
115
116#if __BSD_VISIBLE
117/* need this for the non-standard stuff */
118#ifndef _SIZE_T_DEFINED_
119#define _SIZE_T_DEFINED_
120typedef __size_t size_t;
121#endif
122#endif
123
124
125__BEGIN_DECLS
126in_addr_t inet_addr(const char *);
127char *inet_ntoa(struct in_addr);
128const char *inet_ntop(int, const void *__restrict, char *__restrict,
129 socklen_t) __attribute__ ((__bounded__(__string__,3,4)));
130int inet_pton(int, const char *__restrict, void *__restrict);
131
132#if __BSD_VISIBLE
133int inet_aton(const char *, struct in_addr *);
134in_addr_t inet_lnaof(struct in_addr);
135struct in_addr inet_makeaddr(in_addr_t , in_addr_t);
136char * inet_neta(in_addr_t, char *, size_t)
137 __attribute__((__bounded__(__string__,2,3)));
138in_addr_t inet_netof(struct in_addr);
139in_addr_t inet_network(const char *);
140char *inet_net_ntop(int, const void *, int, char *, size_t)
141 __attribute__((__bounded__(__string__,4,5)));
142int inet_net_pton(int, const char *, void *, size_t)
143 __attribute__((__bounded__(__string__,3,4)));
144#endif /* __BSD_VISIBLE */
145__END_DECLS
146
147#endif /* !_INET_H_ */