home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
OS/2 Shareware BBS: 10 Tools
/
10-Tools.zip
/
lansystk.zip
/
INCLUDE
/
MPTN
/
NETDB.H
< prev
next >
Wrap
C/C++ Source or Header
|
1998-05-08
|
5KB
|
134 lines
#ifndef __NETDB_32H
#define __NETDB_32H
/*
* 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 this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*
* @(#)netdb.h 5.9 (Berkeley) 4/5/88
*/
/*
* 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 # */
};
#include <stdio.h>
#include <string.h>
#include <netinet\in.h>
#define _MAXALIASES 35
#define _MAXADDRS 35
#define _MAXLINELEN 1024
#define _HOSTBUFSIZE (BUFSIZ + 1)
/*
* After a successful call to gethostbyname_r()/gethostbyaddr_r(), the
* structure hostent_data will contain the data to which pointers in
* the hostent structure will point to.
*/
struct hostent_data {
struct in_addr host_addr; /* host address pointer */
char *h_addr_ptrs[_MAXADDRS + 1]; /* host address */
char hostaddr[_MAXADDRS];
char hostbuf[_HOSTBUFSIZE + 1]; /* host data */
char *host_aliases[_MAXALIASES];
char *host_addrs[2];
FILE *hostf;
int stayopen; /* AIX addon */
unsigned long host_addresses[_MAXADDRS];/* As per defect 48367. */
}; /* Actual Addresses. */
struct servent_data { /* should be considered opaque */
FILE *serv_fp;
char line[_MAXLINELEN];
char *serv_aliases[_MAXALIASES];
int _serv_stayopen;
};
int _System gethostbyname_r(char *, struct hostent *, struct hostent_data *);
int _System gethostbyaddr_r(char *, int, int, struct hostent *, struct hostent_data *);
int _System getservbyname_r(char *, char *, struct servent *, struct servent_data *);
int _System gethostname( char *, int );
struct hostent * _System gethostbyname( char * );
struct hostent * _System _gethtbyname( char * );
struct hostent * _System gethostbyaddr( char *, int, int );
struct hostent * _System _gethtbyaddr( char *, int, int );
struct netent * _System getnetbyname( char * );
struct netent * _System getnetbyaddr( unsigned long, int );
struct servent * _System getservbyname( char *, char * );
struct servent * _System getservbyport( int, char * );
struct servent * _System getservent( void );
struct protoent * _System getprotobyname( char * );
struct protoent * _System getprotobynumber( int );
void _System sethostent( int );
struct hostent * _System gethostent( void );
void _System endhostent(void);
void _System setnetent( int );
struct netent * _System getnetent( void );
void _System endnetent(void);
void _System setprotoent( int );
struct protoent * _System getprotoent( void );
void _System endprotoent(void);
void _System setservent( int );
struct servent * _System getservent( void );
void _System endservent(void);
int _System tcp_h_errno(void);
/*
* Error return codes from gethostbyname() and gethostbyaddr()
* (left in extern int h_errno).
*/
#define h_errno (tcp_h_errno()) /* Thread Re-entrant */
#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 */
#endif /* __NETDB_32H */