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#ifndef __NETDB_H__
#define __NETDB_H__
#ifndef _BSD_EXTENSION
This header file is an extension to ANSI/POSIX
#endif
#pragma lib "/$M/lib/ape/libbsd.a"
/*-
* Copyright (c) 1980, 1983, 1988 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that: (1) source distributions retain this entire copyright
* notice and comment, and (2) distributions including binaries display
* the following acknowledgement: ``This product includes software
* developed by the University of California, Berkeley and its contributors''
* in the documentation or other materials provided with the distribution
* and in all advertising materials mentioning features or use of this
* software. 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* @(#)netdb.h 5.11 (Berkeley) 5/21/90
*/
#ifdef __cplusplus
extern "C" {
#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 32 bits -- 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 # */
};
/* from 4.0 RPCSRC */
struct rpcent {
char *r_name; /* name of server for this rpc program */
char **r_aliases; /* alias list */
int r_number; /* rpc program number */
};
extern struct hostent *gethostbyname(const char *),
*gethostbyaddr(const void *, int, int),
*gethostent(void);
extern struct netent *getnetbyname(const char *),
*getnetbyaddr(long, int),
*getnetent(void);
extern struct servent *getservbyname(const char *, const char *),
*getservbyport(int, const char *),
*getservent(void);
extern struct protoent *getprotobyname(const char *),
*getprotobynumber(int),
*getprotoent(void);
extern struct rpcent *getrpcbyname(const char *),
*getrpcbynumber(int),
*getrpcent(void);
extern void sethostent(int), endhostent(void),
setnetent(int), endnetent(void),
setservent(int), endservent(void),
setprotoent(int), endprotoent(void),
setrpcent(int), endrpcent(void);
/*
* Error return codes from gethostbyname() and gethostbyaddr()
* (left in extern int h_errno).
*/
extern int h_errno;
extern void herror(const char *);
extern char *hstrerror(int);
#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 */
#define __HOST_SVC_NOT_AVAIL 99 /* libc internal use only */
#ifdef __cplusplus
}
#endif
#endif /* !__NETDB_H__ */
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