xref: /freebsd/include/arpa/inet.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*-
2  * SPDX-License-Identifier: (BSD-3-Clause AND ISC)
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  *	$Id: inet.h,v 1.3 2005/04/27 04:56:16 sra Exp $
57  * $FreeBSD$
58  */
59 
60 #ifndef _ARPA_INET_H_
61 #define	_ARPA_INET_H_
62 
63 /* External definitions for functions in inet(3). */
64 
65 #include <sys/cdefs.h>
66 #include <sys/_types.h>
67 
68 /* Required for byteorder(3) functions. */
69 #include <machine/endian.h>
70 
71 #define	INET_ADDRSTRLEN		16
72 #define	INET6_ADDRSTRLEN	46
73 
74 #ifndef _UINT16_T_DECLARED
75 typedef	__uint16_t	uint16_t;
76 #define	_UINT16_T_DECLARED
77 #endif
78 
79 #ifndef _UINT32_T_DECLARED
80 typedef	__uint32_t	uint32_t;
81 #define	_UINT32_T_DECLARED
82 #endif
83 
84 #ifndef _IN_ADDR_T_DECLARED
85 typedef	uint32_t	in_addr_t;
86 #define	_IN_ADDR_T_DECLARED
87 #endif
88 
89 #ifndef _IN_PORT_T_DECLARED
90 typedef	uint16_t	in_port_t;
91 #define	_IN_PORT_T_DECLARED
92 #endif
93 
94 #if __BSD_VISIBLE
95 #ifndef _SIZE_T_DECLARED
96 typedef	__size_t	size_t;
97 #define	_SIZE_T_DECLARED
98 #endif
99 #endif
100 
101 /*
102  * XXX socklen_t is used by a POSIX.1-2001 interface, but not required by
103  * POSIX.1-2001.
104  */
105 #ifndef _SOCKLEN_T_DECLARED
106 typedef	__socklen_t	socklen_t;
107 #define	_SOCKLEN_T_DECLARED
108 #endif
109 
110 #ifndef _STRUCT_IN_ADDR_DECLARED
111 struct in_addr {
112 	in_addr_t s_addr;
113 };
114 #define	_STRUCT_IN_ADDR_DECLARED
115 #endif
116 
117 /* XXX all new diversions!! argh!! */
118 #if __BSD_VISIBLE
119 #define	inet_addr		__inet_addr
120 #define	inet_aton		__inet_aton
121 #define	inet_lnaof		__inet_lnaof
122 #define	inet_makeaddr		__inet_makeaddr
123 #define	inet_neta		__inet_neta
124 #define	inet_netof		__inet_netof
125 #define	inet_network		__inet_network
126 #define	inet_net_ntop		__inet_net_ntop
127 #define	inet_net_pton		__inet_net_pton
128 #define	inet_cidr_ntop		__inet_cidr_ntop
129 #define	inet_cidr_pton		__inet_cidr_pton
130 #define	inet_ntoa		__inet_ntoa
131 #define	inet_ntoa_r		__inet_ntoa_r
132 #define	inet_pton		__inet_pton
133 #define	inet_ntop		__inet_ntop
134 #define	inet_nsap_addr		__inet_nsap_addr
135 #define	inet_nsap_ntoa		__inet_nsap_ntoa
136 #endif /* __BSD_VISIBLE */
137 
138 __BEGIN_DECLS
139 #ifndef _BYTEORDER_PROTOTYPED
140 #define	_BYTEORDER_PROTOTYPED
141 uint32_t	 htonl(uint32_t);
142 uint16_t	 htons(uint16_t);
143 uint32_t	 ntohl(uint32_t);
144 uint16_t	 ntohs(uint16_t);
145 #endif
146 
147 in_addr_t	 inet_addr(const char *);
148 /*const*/ char	*inet_ntoa(struct in_addr);
149 const char	*inet_ntop(int, const void * __restrict, char * __restrict,
150 		    socklen_t);
151 int		 inet_pton(int, const char * __restrict, void * __restrict);
152 
153 #if __BSD_VISIBLE
154 int		 inet_aton(const char *, struct in_addr *);
155 in_addr_t	 inet_lnaof(struct in_addr);
156 struct in_addr	 inet_makeaddr(in_addr_t, in_addr_t);
157 char *		 inet_neta(in_addr_t, char *, size_t);
158 in_addr_t	 inet_netof(struct in_addr);
159 in_addr_t	 inet_network(const char *);
160 char		*inet_net_ntop(int, const void *, int, char *, size_t);
161 int		 inet_net_pton(int, const char *, void *, size_t);
162 char		*inet_ntoa_r(struct in_addr, char *buf, socklen_t size);
163 char		*inet_cidr_ntop(int, const void *, int, char *, size_t);
164 int		 inet_cidr_pton(int, const char *, void *, int *);
165 unsigned	 inet_nsap_addr(const char *, unsigned char *, int);
166 char		*inet_nsap_ntoa(int, const unsigned char *, char *);
167 #endif /* __BSD_VISIBLE */
168 __END_DECLS
169 
170 #ifndef _BYTEORDER_FUNC_DEFINED
171 #define	_BYTEORDER_FUNC_DEFINED
172 #define	htonl(x)	__htonl(x)
173 #define	htons(x)	__htons(x)
174 #define	ntohl(x)	__ntohl(x)
175 #define	ntohs(x)	__ntohs(x)
176 #endif
177 
178 #endif /* !_ARPA_INET_H_ */
179 
180 /*! \file */
181