source: rtems-libbsd/freebsd/include/netdb.h @ b6f6deb

55-freebsd-126-freebsd-12freebsd-9.3
Last change on this file since b6f6deb was b6f6deb, checked in by Sebastian Huber <sebastian.huber@…>, on 04/27/16 at 08:26:50

Directly use <sys/_types.h> provided by Newlib
  • Property mode set to 100644
File size: 10.4 KB
Line 
1/*-
2 * Copyright (c) 1980, 1983, 1988, 1993
3 *      The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * -
30 * Portions Copyright (c) 1993 by Digital Equipment Corporation.
31 *
32 * Permission to use, copy, modify, and distribute this software for any
33 * purpose with or without fee is hereby granted, provided that the above
34 * copyright notice and this permission notice appear in all copies, and that
35 * the name of Digital Equipment Corporation not be used in advertising or
36 * publicity pertaining to distribution of the document or software without
37 * specific, written prior permission.
38 *
39 * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
40 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
41 * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
42 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
43 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
44 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
45 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
46 * SOFTWARE.
47 * -
48 * --Copyright--
49 */
50
51/*
52 *      @(#)netdb.h     8.1 (Berkeley) 6/2/93
53 *      From: Id: netdb.h,v 8.9 1996/11/19 08:39:29 vixie Exp $
54 * $FreeBSD$
55 */
56
57#ifndef _NETDB_H_
58#define _NETDB_H_
59
60#include <sys/cdefs.h>
61#include <sys/_types.h>
62
63#ifndef _SIZE_T_DECLARED
64typedef __size_t        size_t;
65#define _SIZE_T_DECLARED
66#endif
67
68#ifndef _SOCKLEN_T_DECLARED
69typedef __socklen_t     socklen_t;
70#define _SOCKLEN_T_DECLARED
71#endif
72
73#ifndef _UINT32_T_DECLARED
74typedef __uint32_t      uint32_t;
75#define _UINT32_T_DECLARED
76#endif
77
78#ifndef _PATH_HEQUIV
79# define        _PATH_HEQUIV    "/etc/hosts.equiv"
80#endif
81#define _PATH_HOSTS     "/etc/hosts"
82#define _PATH_NETWORKS  "/etc/networks"
83#define _PATH_PROTOCOLS "/etc/protocols"
84#define _PATH_SERVICES  "/etc/services"
85#define _PATH_SERVICES_DB "/var/db/services.db"
86
87#define h_errno (*__h_errno())
88
89/*
90 * Structures returned by network data base library.  All addresses are
91 * supplied in host order, and returned in network order (suitable for
92 * use in system calls).
93 */
94struct hostent {
95        char    *h_name;        /* official name of host */
96        char    **h_aliases;    /* alias list */
97        int     h_addrtype;     /* host address type */
98        int     h_length;       /* length of address */
99        char    **h_addr_list;  /* list of addresses from name server */
100#define h_addr  h_addr_list[0]  /* address, for backward compatibility */
101};
102
103struct netent {
104        char            *n_name;        /* official name of net */
105        char            **n_aliases;    /* alias list */
106        int             n_addrtype;     /* net address type */
107        uint32_t        n_net;          /* network # */
108};
109
110struct servent {
111        char    *s_name;        /* official service name */
112        char    **s_aliases;    /* alias list */
113        int     s_port;         /* port # */
114        char    *s_proto;       /* protocol to use */
115};
116
117struct protoent {
118        char    *p_name;        /* official protocol name */
119        char    **p_aliases;    /* alias list */
120        int     p_proto;        /* protocol # */
121};
122
123struct addrinfo {
124        int     ai_flags;       /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
125        int     ai_family;      /* PF_xxx */
126        int     ai_socktype;    /* SOCK_xxx */
127        int     ai_protocol;    /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
128        socklen_t ai_addrlen;   /* length of ai_addr */
129        char    *ai_canonname;  /* canonical name for hostname */
130        struct  sockaddr *ai_addr;      /* binary address */
131        struct  addrinfo *ai_next;      /* next structure in linked list */
132};
133
134/*
135 * Error return codes from gethostbyname() and gethostbyaddr()
136 * (left in h_errno).
137 */
138
139#define NETDB_INTERNAL  -1      /* see errno */
140#define NETDB_SUCCESS   0       /* no problem */
141#define HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
142#define TRY_AGAIN       2 /* Non-Authoritative Host not found, or SERVERFAIL */
143#define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
144#define NO_DATA         4 /* Valid name, no data record of requested type */
145#define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
146
147/*
148 * Error return codes from getaddrinfo()
149 */
150#if 0
151/* obsoleted */
152#define EAI_ADDRFAMILY   1      /* address family for hostname not supported */
153#endif
154#define EAI_AGAIN        2      /* temporary failure in name resolution */
155#define EAI_BADFLAGS     3      /* invalid value for ai_flags */
156#define EAI_FAIL         4      /* non-recoverable failure in name resolution */
157#define EAI_FAMILY       5      /* ai_family not supported */
158#define EAI_MEMORY       6      /* memory allocation failure */
159#if 0
160/* obsoleted */
161#define EAI_NODATA       7      /* no address associated with hostname */
162#endif
163#define EAI_NONAME       8      /* hostname nor servname provided, or not known */
164#define EAI_SERVICE      9      /* servname not supported for ai_socktype */
165#define EAI_SOCKTYPE    10      /* ai_socktype not supported */
166#define EAI_SYSTEM      11      /* system error returned in errno */
167#define EAI_BADHINTS    12      /* invalid value for hints */
168#define EAI_PROTOCOL    13      /* resolved protocol is unknown */
169#define EAI_OVERFLOW    14      /* argument buffer overflow */
170#define EAI_MAX         15
171
172/*
173 * Flag values for getaddrinfo()
174 */
175#define AI_PASSIVE      0x00000001 /* get address to use bind() */
176#define AI_CANONNAME    0x00000002 /* fill ai_canonname */
177#define AI_NUMERICHOST  0x00000004 /* prevent host name resolution */
178#define AI_NUMERICSERV  0x00000008 /* prevent service name resolution */
179/* valid flags for addrinfo (not a standard def, apps should not use it) */
180#define AI_MASK \
181    (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_NUMERICSERV | \
182    AI_ADDRCONFIG)
183
184#define AI_ALL          0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
185#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
186#define AI_ADDRCONFIG   0x00000400 /* only if any address is assigned */
187#define AI_V4MAPPED     0x00000800 /* accept IPv4-mapped IPv6 address */
188/* special recommended flags for getipnodebyname */
189#define AI_DEFAULT      (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
190
191/*
192 * Constants for getnameinfo()
193 */
194#define NI_MAXHOST      1025
195#define NI_MAXSERV      32
196
197/*
198 * Flag values for getnameinfo()
199 */
200#define NI_NOFQDN       0x00000001
201#define NI_NUMERICHOST  0x00000002
202#define NI_NAMEREQD     0x00000004
203#define NI_NUMERICSERV  0x00000008
204#define NI_DGRAM        0x00000010
205#if 0 /* obsolete */
206#define NI_WITHSCOPEID  0x00000020
207#endif
208
209/*
210 * Scope delimit character
211 */
212#define SCOPE_DELIMITER '%'
213
214__BEGIN_DECLS
215void            endhostent(void);
216void            endnetent(void);
217void            endprotoent(void);
218void            endservent(void);
219#if __BSD_VISIBLE || (__POSIX_VISIBLE && __POSIX_VISIBLE <= 200112)
220struct hostent  *gethostbyaddr(const void *, socklen_t, int);
221struct hostent  *gethostbyname(const char *);
222#endif
223struct hostent  *gethostent(void);
224struct netent   *getnetbyaddr(uint32_t, int);
225struct netent   *getnetbyname(const char *);
226struct netent   *getnetent(void);
227struct protoent *getprotobyname(const char *);
228struct protoent *getprotobynumber(int);
229struct protoent *getprotoent(void);
230struct servent  *getservbyname(const char *, const char *);
231struct servent  *getservbyport(int, const char *);
232struct servent  *getservent(void);
233void            sethostent(int);
234/* void         sethostfile(const char *); */
235void            setnetent(int);
236void            setprotoent(int);
237int             getaddrinfo(const char *, const char *,
238                            const struct addrinfo *, struct addrinfo **);
239int             getnameinfo(const struct sockaddr *, socklen_t, char *,
240                            size_t, char *, size_t, int);
241void            freeaddrinfo(struct addrinfo *);
242const char      *gai_strerror(int);
243void            setservent(int);
244
245#if __BSD_VISIBLE
246void            endnetgrent(void);
247void            freehostent(struct hostent *);
248int             gethostbyaddr_r(const void *, socklen_t, int, struct hostent *,
249    char *, size_t, struct hostent **, int *);
250int             gethostbyname_r(const char *, struct hostent *, char *, size_t,
251    struct hostent **, int *);
252struct hostent  *gethostbyname2(const char *, int);
253int             gethostbyname2_r(const char *, int, struct hostent *, char *,
254    size_t, struct hostent **, int *);
255int             gethostent_r(struct hostent *, char *, size_t,
256    struct hostent **, int *);
257struct hostent  *getipnodebyaddr(const void *, size_t, int, int *);
258struct hostent  *getipnodebyname(const char *, int, int, int *);
259int             getnetbyaddr_r(uint32_t, int, struct netent *, char *, size_t,
260    struct netent**, int *);
261int             getnetbyname_r(const char *, struct netent *, char *, size_t,
262    struct netent **, int *);
263int             getnetent_r(struct netent *, char *, size_t, struct netent **,
264    int *);
265int             getnetgrent(char **, char **, char **);
266int             getprotobyname_r(const char *, struct protoent *, char *,
267    size_t, struct protoent **);
268int             getprotobynumber_r(int, struct protoent *, char *, size_t,
269    struct protoent **);
270int             getprotoent_r(struct protoent *, char *, size_t,
271    struct protoent **);
272int             getservbyname_r(const char *, const char *, struct servent *,
273    char *, size_t, struct servent **);
274int             getservbyport_r(int, const char *, struct servent *, char *,
275    size_t, struct servent **);
276int             getservent_r(struct servent *, char *, size_t,
277    struct servent **);
278void            herror(const char *);
279__const char    *hstrerror(int);
280int             innetgr(const char *, const char *, const char *, const char *);
281void            setnetgrent(const char *);
282#endif
283
284
285/*
286 * PRIVATE functions specific to the FreeBSD implementation
287 */
288
289/* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */
290int     * __h_errno(void);
291__END_DECLS
292
293#endif /* !_NETDB_H_ */
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