This is netdb.h in view mode; [Download] [Up]
/* @(#)netdb.h 1.2 88/02/04 4.0NFSSRC SMI; from UCB 5.7 5/12/86 */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/*
* 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 # */
};
struct rpcent {
char *r_name; /* name of server for this rpc program */
char **r_aliases; /* alias list */
int r_number; /* rpc program number */
};
#ifdef __STRICT_BSD__
struct hostent *gethostbyname(), *gethostbyaddr(), *gethostent();
struct netent *getnetbyname(), *getnetbyaddr(), *getnetent();
struct servent *getservbyname(), *getservbyport(), *getservent();
struct protoent *getprotobyname(), *getprotobynumber(), *getprotoent();
struct rpcent *getrpcbyname(), *getrpcbynumber(), *getrpcent();
#else
struct hostent *gethostbyname(char *name);
struct hostent *gethostbyaddr(char *addr, int len, int type);
struct hostent *gethostent(void);
void sethostent (int stayopen);
void endhostent (void);
struct netent *getnetbyname(char *name);
struct netent *getnetbyaddr(long net, int type);
struct netent *getnetent(void);
void setnetent (int stayopen);
void endnetent (void);
struct servent *getservbyname(char *name, char *proto);
struct servent *getservbyport(int port, char *proto);
struct servent *getservent(void);
void setservent (int stayopen);
void endservent (void);
struct protoent *getprotobyname(char *name);
struct protoent *getprotobynumber(int proto);
struct protoent *getprotoent(void);
void setprotoent (int stayopen);
void endprotoent (void);
struct rpcent *getrpcbyname(char *name);
struct rpcent *getrpcbynumber(long number);
struct rpcent *getrpcent(void);
void setrpcent (int stayopen);
void endrpcent (void);
#endif
/*
* Error return codes from gethostbyname() and gethostbyaddr()
*/
extern int h_errno;
#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 */
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.