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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /*
- * ++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.
- * -
- * --Copyright--
- */
-
- /*
- * @(#)netdb.h 8.1 (Berkeley) 6/2/93
- */
-
- #ifndef _NETDB_H_
- #define _NETDB_H_
-
- #include <sys/param.h>
- #include <sys/cdefs.h>
-
- #define _PATH_HEQUIV "/etc/hosts.equiv"
- #define _PATH_HOSTS "/etc/hosts"
- #define _PATH_NETWORKS "/etc/networks"
- #define _PATH_PROTOCOLS "/etc/protocols"
- #define _PATH_SERVICES "/etc/services"
-
- extern int h_errno;
-
- /*
- * 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, AI_NUMERICHOST */
- 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 */
- };
-
- struct rpcent {
- char *r_name; /* name of server for this rpc program */
- char **r_aliases; /* alias list */
- int r_number; /* rpc program number */
- };
-
- /*
- * 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-Authoritative 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 /* get address to use bind() */
- #define AI_CANONNAME 0x00000002 /* fill ai_canonname */
- #define AI_NUMERICHOST 0x00000004 /* prevent name resolution */
- /* valid flags for addrinfo */
- #define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST)
-
- #define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
- #define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
- #define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
- #define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
- /* special recommended flags for getipnodebyname */
- #define AI_DEFAULT (AI_V4MAPPED_CFG | 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
- #define NI_WITHSCOPEID 0x00000020
-
- /*
- * Scope delimit character
- */
- #define SCOPE_DELIMITER '@'
-
- __BEGIN_DECLS
- void endhostent __P((void));
- void endnetent __P((void));
- void endprotoent __P((void));
- void endservent __P((void));
- void freehostent __P((struct hostent *));
- 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 hostent *getipnodebyaddr __P((const void *, size_t, int, int *));
- struct hostent *getipnodebyname __P((const char *, int, int, int *));
- struct netent *getnetbyaddr __P((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));
- struct rpcent *getrpcbyname __P((const char *name));
- struct rpcent *getrpcbynumber __P((long number));
- struct rpcent *getrpcent __P((void));
- void setrpcent __P((int stayopen));
- void endrpcent __P((void));
-
- void herror __P((const char *));
- 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));
-
- char *gai_strerror __P((int));
- void freeaddrinfo __P((struct addrinfo *));
- int getaddrinfo __P((const char *, const char *, const struct addrinfo *, struct addrinfo **));
- __END_DECLS
-
- #endif /* !_NETDB_H_ */
-