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- /*
- * ++Copyright++ 1980, 1983, 1988, 1993
- * -
- * Copyright (c) 1980, 1983, 1988, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * -
- * Portions Copyright (c) 1993 by Digital Equipment Corporation.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies, and that
- * the name of Digital Equipment Corporation not be used in advertising or
- * publicity pertaining to distribution of the document or software without
- * specific, written prior permission.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
- * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
- * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- * -
- * Portions Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by WIDE Project and
- * its contributors.
- * 4. Neither the name of the project nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * -
- * --Copyright--
- */
-
- /*
- * @(#)netdb.h 8.1 (Berkeley) 6/2/93
- * $Id: netdb.h,v 8.15 1999/09/18 06:23:46 vixie Exp $
- */
-
- #ifndef _NETDB_H_
- #define _NETDB_H_
-
- #include <sys/param.h>
- #if (!defined(BSD)) || (BSD < 199306)
- # include <sys/bitypes.h>
- #endif
- #include <sys/cdefs.h>
- #include <netinet/in.h>
- #include <stdio.h>
-
- #ifndef _PATH_HEQUIV
- #define _PATH_HEQUIV "/etc/hosts.equiv"
- #endif
- #ifndef _PATH_HOSTS
- #define _PATH_HOSTS "/etc/hosts"
- #endif
- #ifndef _PATH_NETWORKS
- #define _PATH_NETWORKS "/etc/networks"
- #endif
- #ifndef _PATH_PROTOCOLS
- #define _PATH_PROTOCOLS "/etc/protocols"
- #endif
- #ifndef _PATH_SERVICES
- #define _PATH_SERVICES "/etc/services"
- #endif
-
- #ifdef _REENTRANT
- __BEGIN_DECLS
- extern int * __h_errno __P((void));
- __END_DECLS
- #define h_errno (*__h_errno())
- #else
- extern int h_errno;
- #endif
-
- /*
- * Structures returned by network data base library. All addresses are
- * supplied in host order, and returned in network order (suitable for
- * use in system calls).
- */
- struct hostent {
- char *h_name; /* official name of host */
- char **h_aliases; /* alias list */
- int h_addrtype; /* host address type */
- int h_length; /* length of address */
- char **h_addr_list; /* list of addresses from name server */
- #define h_addr h_addr_list[0] /* address, for backward compatiblity */
- };
-
- /*
- * Assumption here is that a network number
- * fits in an unsigned long -- probably a poor one.
- */
- struct netent {
- char *n_name; /* official name of net */
- char **n_aliases; /* alias list */
- int n_addrtype; /* net address type */
- unsigned long n_net; /* network # */
- };
-
- struct servent {
- char *s_name; /* official service name */
- char **s_aliases; /* alias list */
- int s_port; /* port # */
- char *s_proto; /* protocol to use */
- };
-
- struct protoent {
- char *p_name; /* official protocol name */
- char **p_aliases; /* alias list */
- int p_proto; /* protocol # */
- };
-
- struct addrinfo {
- int ai_flags; /* AI_PASSIVE, AI_CANONNAME */
- int ai_family; /* PF_xxx */
- int ai_socktype; /* SOCK_xxx */
- int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
- size_t ai_addrlen; /* length of ai_addr */
- char *ai_canonname; /* canonical name for hostname */
- struct sockaddr *ai_addr; /* binary address */
- struct addrinfo *ai_next; /* next structure in linked list */
- };
-
- /*
- * Error return codes from gethostbyname() and gethostbyaddr()
- * (left in extern int h_errno).
- */
-
- #define NETDB_INTERNAL -1 /* see errno */
- #define NETDB_SUCCESS 0 /* no problem */
- #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */
- #define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */
- #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
- #define NO_DATA 4 /* Valid name, no data record of requested type */
- #define NO_ADDRESS NO_DATA /* no address, look for MX record */
-
- /*
- * Error return codes from getaddrinfo()
- */
-
- #define EAI_ADDRFAMILY 1 /* address family for hostname not supported */
- #define EAI_AGAIN 2 /* temporary failure in name resolution */
- #define EAI_BADFLAGS 3 /* invalid value for ai_flags */
- #define EAI_FAIL 4 /* non-recoverable failure in name resolution */
- #define EAI_FAMILY 5 /* ai_family not supported */
- #define EAI_MEMORY 6 /* memory allocation failure */
- #define EAI_NODATA 7 /* no address associated with hostname */
- #define EAI_NONAME 8 /* hostname nor servname provided, or not known */
- #define EAI_SERVICE 9 /* servname not supported for ai_socktype */
- #define EAI_SOCKTYPE 10 /* ai_socktype not supported */
- #define EAI_SYSTEM 11 /* system error returned in errno */
- #define EAI_BADHINTS 12
- #define EAI_PROTOCOL 13
- #define EAI_MAX 14
-
- /*
- * Flag values for getaddrinfo()
- */
- #define AI_PASSIVE 0x00000001
- #define AI_CANONNAME 0x00000002
- #define AI_NUMERICHOST 0x00000004
- #define AI_MASK 0x00000007
-
- /*
- * Flag values for getipnodebyname()
- */
- #define AI_V4MAPPED 0x00000008
- #define AI_ALL 0x00000010
- #define AI_ADDRCONFIG 0x00000020
- #define AI_DEFAULT (AI_V4MAPPED|AI_ADDRCONFIG)
-
- /*
- * Constants for getnameinfo()
- */
- #define NI_MAXHOST 1025
- #define NI_MAXSERV 32
-
- /*
- * Flag values for getnameinfo()
- */
- #define NI_NOFQDN 0x00000001
- #define NI_NUMERICHOST 0x00000002
- #define NI_NAMEREQD 0x00000004
- #define NI_NUMERICSERV 0x00000008
- #define NI_DGRAM 0x00000010
-
-
- #ifdef _REENTRANT
- #if defined (__hpux) || defined(__osf__)
- #define _MAXALIASES 35
- #define _MAXLINELEN 1024
- #define _MAXADDRS 35
- #define _HOSTBUFSIZE (BUFSIZ + 1)
-
- struct hostent_data {
- struct in_addr host_addr;
- char *h_addr_ptrs[_MAXADDRS + 1];
- char hostaddr[_MAXADDRS];
- char hostbuf[_HOSTBUFSIZE];
- char *host_aliases[_MAXALIASES];
- char *host_addrs[2];
- FILE *hostf;
- #ifdef __osf__
- int svc_gethostflag;
- int svc_gethostbind;
- #endif
- #ifdef __hpux
- short _nsw_src;
- short _flags;
- char *current;
- int currentlen;
- #endif
- };
-
- struct netent_data {
- FILE *net_fp;
- #ifdef __osf__
- char line[_MAXLINELEN];
- #endif
- #ifdef __hpux
- char line[_MAXLINELEN+1];
- #endif
- char *net_aliases[_MAXALIASES];
- #ifdef __osf__
- int _net_stayopen;
- int svc_getnetflag;
- #endif
- #ifdef __hpux
- short _nsw_src;
- short _flags;
- char *current;
- int currentlen;
- #endif
- };
-
- struct protoent_data {
- FILE *proto_fp;
- #ifdef __osf__
- char line[1024];
- #endif
- #ifdef __hpux
- char line[_MAXLINELEN+1];
- #endif
- char *proto_aliases[_MAXALIASES];
- #ifdef __osf__
- int _proto_stayopen;
- int svc_getprotoflag;
- #endif
- #ifdef __hpux
- short _nsw_src;
- short _flags;
- char *current;
- int currentlen;
- #endif
- };
-
- struct servent_data {
- FILE *serv_fp;
- #ifdef __osf__
- char line[_MAXLINELEN];
- #endif
- #ifdef __hpux
- char line[_MAXLINELEN+1];
- #endif
- char *serv_aliases[_MAXALIASES];
- #ifdef __osf__
- int _serv_stayopen;
- int svc_getservflag;
- #endif
- #ifdef __hpux
- short _nsw_src;
- short _flags;
- char *current;
- int currentlen;
- #endif
- };
- #endif
- #endif
- __BEGIN_DECLS
- void endhostent __P((void));
- void endnetent __P((void));
- void endprotoent __P((void));
- void endservent __P((void));
- struct hostent *gethostbyaddr __P((const char *, int, int));
- struct hostent *gethostbyname __P((const char *));
- struct hostent *gethostbyname2 __P((const char *, int));
- struct hostent *gethostent __P((void));
- struct netent *getnetbyaddr __P((unsigned long, int));
- struct netent *getnetbyname __P((const char *));
- struct netent *getnetent __P((void));
- struct protoent *getprotobyname __P((const char *));
- struct protoent *getprotobynumber __P((int));
- struct protoent *getprotoent __P((void));
- struct servent *getservbyname __P((const char *, const char *));
- struct servent *getservbyport __P((int, const char *));
- struct servent *getservent __P((void));
- void herror __P((const char *));
- const char *hstrerror __P((int));
- void sethostent __P((int));
- /* void sethostfile __P((const char *)); */
- void setnetent __P((int));
- void setprotoent __P((int));
- void setservent __P((int));
- int getaddrinfo __P((const char *, const char *,
- const struct addrinfo *, struct addrinfo **));
- int getnameinfo __P((const struct sockaddr *, size_t, char *,
- size_t, char *, size_t, int));
- void freeaddrinfo __P((struct addrinfo *));
- char *gai_strerror __P((int));
- struct hostent *getipnodebyname __P((const char *, int, int, int *));
- struct hostent *getipnodebyaddr __P((const void *, size_t, int, int *));
- void freehostent __P((struct hostent *));
-
-
- #ifdef _REENTRANT
- #if defined(__hpux) || defined(__osf__)
- int gethostbyaddr_r __P((const char *, int, int, struct hostent *,
- struct hostent_data *));
- int gethostbyname_r __P((const char *, struct hostent *,
- struct hostent_data *));
- int gethostent_r __P((struct hostent *, struct hostent_data *));
- int sethostent_r __P((int, struct hostent_data *));
- #if defined(__hpux)
- int endhostent_r __P((struct hostent_data *));
- #else
- void endhostent_r __P((struct hostent_data *));
- #endif
-
- #ifdef __hpux
- int getnetbyaddr_r __P((int, int,
- struct netent *, struct netent_data *));
- #else
- int getnetbyaddr_r __P((long, int,
- struct netent *, struct netent_data *));
- #endif
- int getnetbyname_r __P((const char *,
- struct netent *, struct netent_data *));
- int getnetent_r __P((struct netent *, struct netent_data *));
- int setnetent_r __P((int, struct netent_data *));
- #ifdef __hpux
- int endnetent_r __P((struct netent_data *buffer));
- #else
- void endnetent_r __P((struct netent_data *buffer));
- #endif
-
- int getprotobyname_r __P((const char *,
- struct protoent *, struct protoent_data *));
- int getprotobynumber_r __P((int,
- struct protoent *, struct protoent_data *));
- int getprotoent_r __P((struct protoent *, struct protoent_data *));
- int setprotoent_r __P((int, struct protoent_data *));
- #ifdef __hpux
- int endprotoent_r __P((struct protoent_data *));
- #else
- void endprotoent_r __P((struct protoent_data *));
- #endif
-
- int getservbyname_r __P((const char *, const char *,
- struct servent *, struct servent_data *));
- int getservbyport_r __P((int, const char *,
- struct servent *, struct servent_data *));
- int getservent_r __P((struct servent *, struct servent_data *));
- int setservent_r __P((int, struct servent_data *));
- #ifdef __hpux
- int endservent_r __P((struct servent_data *));
- #else
- void endservent_r __P((struct servent_data *));
- #endif
- #endif
- #if defined(sun) || defined(bsdi)
- struct hostent *gethostbyaddr_r __P((const char *, int, int, struct hostent *,
- char *, int, int *));
- struct hostent *gethostbyname_r __P((const char *, struct hostent *,
- char *, int, int *));
- struct hostent *gethostent_r __P((struct hostent *, char *, int, int *));
- void sethostent_r __P((int));
- void endhostent_r __P((void));
-
- struct netent *getnetbyname_r __P((const char *, struct netent *,
- char *, int));
- struct netent *getnetbyaddr_r __P((long, int, struct netent *,
- char *, int));
- struct netent *getnetent_r __P((struct netent *, char *, int));
- void setnetent_r __P((int));
- void endnetent_r __P((void));
-
- struct protoent *getprotobyname_r __P((const char *,
- struct protoent *, char *, int));
- struct protoent *getprotobynumber_r __P((int,
- struct protoent *, char *, int));
- struct protoent *getprotoent_r __P((struct protoent *, char *, int));
- void setprotoent_r __P((int));
- void endprotoent_r __P((void));
-
- struct servent *getservbyname_r __P((const char *name, const char *,
- struct servent *, char *, int));
- struct servent *getservbyport_r __P((int port, const char *,
- struct servent *, char *, int));
- struct servent *getservent_r __P((struct servent *, char *, int));
- void setservent_r __P((int));
- void endservent_r __P((void));
-
- #endif
- #endif
- __END_DECLS
-
- /* This is nec'y to make this include file properly replace the sun version. */
- #ifdef sun
- #ifdef __GNU_LIBRARY__
- #include <rpc/netdb.h>
- #else
- struct rpcent {
- char *r_name; /* name of server for this rpc program */
- char **r_aliases; /* alias list */
- int r_number; /* rpc program number */
- };
- struct rpcent *getrpcbyname(), *getrpcbynumber(), *getrpcent();
- #endif /* __GNU_LIBRARY__ */
- #endif /* sun */
-
- #endif /* !_NETDB_H_ */
-