source: trunk/libs/newlib/src/newlib/libc/sys/rtems/include/netdb.h @ 444

Last change on this file since 444 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
File size: 10.7 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: head/include/netdb.h 303428 2016-07-28 10:05:41Z ed $
55 */
56
57#ifndef _NETDB_H_
58#define _NETDB_H_
59
60#include <sys/cdefs.h>
61#include <sys/_types.h>
62
63#ifndef _IN_ADDR_T_DECLARED
64typedef __uint32_t      in_addr_t;
65#define _IN_ADDR_T_DECLARED
66#endif
67
68#ifndef _IN_PORT_T_DECLARED
69typedef __uint16_t      in_port_t;
70#define _IN_PORT_T_DECLARED
71#endif
72
73#ifndef _SIZE_T_DECLARED
74typedef __size_t        size_t;
75#define _SIZE_T_DECLARED
76#endif
77
78#ifndef _SOCKLEN_T_DECLARED
79typedef __socklen_t     socklen_t;
80#define _SOCKLEN_T_DECLARED
81#endif
82
83#ifndef _UINT32_T_DECLARED
84typedef __uint32_t      uint32_t;
85#define _UINT32_T_DECLARED
86#endif
87
88#ifndef _PATH_HEQUIV
89# define        _PATH_HEQUIV    "/etc/hosts.equiv"
90#endif
91#define _PATH_HOSTS     "/etc/hosts"
92#define _PATH_NETWORKS  "/etc/networks"
93#define _PATH_PROTOCOLS "/etc/protocols"
94#define _PATH_SERVICES  "/etc/services"
95#define _PATH_SERVICES_DB "/var/db/services.db"
96
97#define h_errno (*__h_errno())
98
99/*
100 * Structures returned by network data base library.  All addresses are
101 * supplied in host order, and returned in network order (suitable for
102 * use in system calls).
103 */
104struct hostent {
105        char    *h_name;        /* official name of host */
106        char    **h_aliases;    /* alias list */
107        int     h_addrtype;     /* host address type */
108        int     h_length;       /* length of address */
109        char    **h_addr_list;  /* list of addresses from name server */
110#define h_addr  h_addr_list[0]  /* address, for backward compatibility */
111};
112
113struct netent {
114        char            *n_name;        /* official name of net */
115        char            **n_aliases;    /* alias list */
116        int             n_addrtype;     /* net address type */
117        uint32_t        n_net;          /* network # */
118};
119
120struct servent {
121        char    *s_name;        /* official service name */
122        char    **s_aliases;    /* alias list */
123        int     s_port;         /* port # */
124        char    *s_proto;       /* protocol to use */
125};
126
127struct protoent {
128        char    *p_name;        /* official protocol name */
129        char    **p_aliases;    /* alias list */
130        int     p_proto;        /* protocol # */
131};
132
133struct addrinfo {
134        int     ai_flags;       /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
135        int     ai_family;      /* AF_xxx */
136        int     ai_socktype;    /* SOCK_xxx */
137        int     ai_protocol;    /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
138        socklen_t ai_addrlen;   /* length of ai_addr */
139        char    *ai_canonname;  /* canonical name for hostname */
140        struct  sockaddr *ai_addr;      /* binary address */
141        struct  addrinfo *ai_next;      /* next structure in linked list */
142};
143
144#define IPPORT_RESERVED 1024
145
146/*
147 * Error return codes from gethostbyname() and gethostbyaddr()
148 * (left in h_errno).
149 */
150
151#define NETDB_INTERNAL  -1      /* see errno */
152#define NETDB_SUCCESS   0       /* no problem */
153#define HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
154#define TRY_AGAIN       2 /* Non-Authoritative Host not found, or SERVERFAIL */
155#define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
156#define NO_DATA         4 /* Valid name, no data record of requested type */
157#define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
158
159/*
160 * Error return codes from getaddrinfo()
161 */
162#if 0
163/* obsoleted */
164#define EAI_ADDRFAMILY   1      /* address family for hostname not supported */
165#endif
166#define EAI_AGAIN        2      /* temporary failure in name resolution */
167#define EAI_BADFLAGS     3      /* invalid value for ai_flags */
168#define EAI_FAIL         4      /* non-recoverable failure in name resolution */
169#define EAI_FAMILY       5      /* ai_family not supported */
170#define EAI_MEMORY       6      /* memory allocation failure */
171#if 0
172/* obsoleted */
173#define EAI_NODATA       7      /* no address associated with hostname */
174#endif
175#define EAI_NONAME       8      /* hostname nor servname provided, or not known */
176#define EAI_SERVICE      9      /* servname not supported for ai_socktype */
177#define EAI_SOCKTYPE    10      /* ai_socktype not supported */
178#define EAI_SYSTEM      11      /* system error returned in errno */
179#define EAI_BADHINTS    12      /* invalid value for hints */
180#define EAI_PROTOCOL    13      /* resolved protocol is unknown */
181#define EAI_OVERFLOW    14      /* argument buffer overflow */
182#define EAI_MAX         15
183
184/*
185 * Flag values for getaddrinfo()
186 */
187#define AI_PASSIVE      0x00000001 /* get address to use bind() */
188#define AI_CANONNAME    0x00000002 /* fill ai_canonname */
189#define AI_NUMERICHOST  0x00000004 /* prevent host name resolution */
190#define AI_NUMERICSERV  0x00000008 /* prevent service name resolution */
191/* valid flags for addrinfo (not a standard def, apps should not use it) */
192#define AI_MASK \
193    (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_NUMERICSERV | \
194    AI_ADDRCONFIG | AI_ALL | AI_V4MAPPED)
195
196#define AI_ALL          0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
197#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
198#define AI_ADDRCONFIG   0x00000400 /* only if any address is assigned */
199#define AI_V4MAPPED     0x00000800 /* accept IPv4-mapped IPv6 address */
200/* special recommended flags for getipnodebyname */
201#define AI_DEFAULT      (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
202
203/*
204 * Constants for getnameinfo()
205 */
206#define NI_MAXHOST      1025
207#define NI_MAXSERV      32
208
209/*
210 * Flag values for getnameinfo()
211 */
212#define NI_NOFQDN       0x00000001
213#define NI_NUMERICHOST  0x00000002
214#define NI_NAMEREQD     0x00000004
215#define NI_NUMERICSERV  0x00000008
216#define NI_DGRAM        0x00000010
217#define NI_NUMERICSCOPE 0x00000020
218
219/*
220 * Scope delimit character
221 */
222#define SCOPE_DELIMITER '%'
223
224__BEGIN_DECLS
225void            endhostent(void);
226void            endnetent(void);
227void            endprotoent(void);
228void            endservent(void);
229#if __BSD_VISIBLE || (__POSIX_VISIBLE && __POSIX_VISIBLE <= 200112)
230struct hostent  *gethostbyaddr(const void *, socklen_t, int);
231struct hostent  *gethostbyname(const char *);
232#endif
233struct hostent  *gethostent(void);
234struct netent   *getnetbyaddr(uint32_t, int);
235struct netent   *getnetbyname(const char *);
236struct netent   *getnetent(void);
237struct protoent *getprotobyname(const char *);
238struct protoent *getprotobynumber(int);
239struct protoent *getprotoent(void);
240struct servent  *getservbyname(const char *, const char *);
241struct servent  *getservbyport(int, const char *);
242struct servent  *getservent(void);
243void            sethostent(int);
244/* void         sethostfile(const char *); */
245void            setnetent(int);
246void            setprotoent(int);
247int             getaddrinfo(const char *, const char *,
248                            const struct addrinfo *, struct addrinfo **);
249int             getnameinfo(const struct sockaddr *, socklen_t, char *,
250                            size_t, char *, size_t, int);
251void            freeaddrinfo(struct addrinfo *);
252const char      *gai_strerror(int);
253void            setservent(int);
254
255#if __BSD_VISIBLE
256void            endnetgrent(void);
257void            freehostent(struct hostent *);
258int             gethostbyaddr_r(const void *, socklen_t, int, struct hostent *,
259    char *, size_t, struct hostent **, int *);
260int             gethostbyname_r(const char *, struct hostent *, char *, size_t,
261    struct hostent **, int *);
262struct hostent  *gethostbyname2(const char *, int);
263int             gethostbyname2_r(const char *, int, struct hostent *, char *,
264    size_t, struct hostent **, int *);
265int             gethostent_r(struct hostent *, char *, size_t,
266    struct hostent **, int *);
267struct hostent  *getipnodebyaddr(const void *, size_t, int, int *);
268struct hostent  *getipnodebyname(const char *, int, int, int *);
269int             getnetbyaddr_r(uint32_t, int, struct netent *, char *, size_t,
270    struct netent**, int *);
271int             getnetbyname_r(const char *, struct netent *, char *, size_t,
272    struct netent **, int *);
273int             getnetent_r(struct netent *, char *, size_t, struct netent **,
274    int *);
275int             getnetgrent(char **, char **, char **);
276int             getnetgrent_r(char **, char **, char **, char *, size_t);
277int             getprotobyname_r(const char *, struct protoent *, char *,
278    size_t, struct protoent **);
279int             getprotobynumber_r(int, struct protoent *, char *, size_t,
280    struct protoent **);
281int             getprotoent_r(struct protoent *, char *, size_t,
282    struct protoent **);
283int             getservbyname_r(const char *, const char *, struct servent *,
284    char *, size_t, struct servent **);
285int             getservbyport_r(int, const char *, struct servent *, char *,
286    size_t, struct servent **);
287int             getservent_r(struct servent *, char *, size_t,
288    struct servent **);
289void            herror(const char *);
290const char      *hstrerror(int);
291int             innetgr(const char *, const char *, const char *, const char *);
292void            setnetgrent(const char *);
293#endif
294
295
296/*
297 * PRIVATE functions specific to the FreeBSD implementation
298 */
299
300/* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */
301int     * __h_errno(void);
302__END_DECLS
303
304#endif /* !_NETDB_H_ */
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