haiku/headers/posix/netdb.h

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/* netdb.h */
#ifndef NETDB_H
#define NETDB_H
#include <netinet/in.h>
#include <errno.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 64
#endif
#define HOST_NOT_FOUND 1
#define TRY_AGAIN 2
#define NO_RECOVERY 3
#define NO_DATA 4
#ifndef h_errno
extern int *_h_errnop(void);
#define h_errno (*_h_errnop())
#endif /* h_errno */
struct hostent {
char *h_name;
char **h_aliases;
int h_addrtype;
int h_length;
char **h_addr_list;
};
#define h_addr h_addr_list[0]
struct servent {
char *s_name;
char **s_aliases;
int s_port;
char *s_proto;
};
/*
* Assumption here is that a network number
* fits in an in_addr_t -- probably a poor one.
*/
struct netent {
char *n_name; /* official name of net */
char **n_aliases; /* alias list */
int n_addrtype; /* net address type */
in_addr_t n_net; /* network # */
};
struct protoent {
char *p_name; /* official protocol name */
char **p_aliases; /* alias list */
int p_proto; /* protocol # */
};
struct addrinfo {
int ai_flags; /* input flags */
int ai_family; /* protocol family for socket */
int ai_socktype; /* socket type */
int ai_protocol; /* protocol for socket */
socklen_t ai_addrlen; /* length of socket-address */
struct sockaddr *ai_addr; /* socket-address for socket */
char *ai_canonname; /* canonical name for service location (iff req) */
struct addrinfo *ai_next; /* pointer to next in list */
};
struct hostent *gethostbyname(const char *hostname);
struct hostent *gethostbyaddr(const char *hostname, int len, int type);
struct servent *getservbyname(const char *name, const char *proto);
void herror(const char *);
unsigned long inet_addr(const char *a_addr);
char *inet_ntoa(struct in_addr addr);
int gethostname(char *hostname, size_t hostlen);
/* BE specific, because of lack of UNIX passwd functions */
int getusername(char *username, size_t userlen);
int getpassword(char *password, size_t passlen);
/* These are new! */
struct netent *getnetbyaddr (in_addr_t, int);
struct netent *getnetbyname (const char *);
struct netent *getnetent (void);
struct protoent *getprotoent (void);
struct protoent *getprotobyname (const char *);
struct protoent *getprotobynumber (int);
struct hostent *gethostbyname2 (const char *, int);
struct servent *getservbyport (int, const char *);
int getaddrinfo (const char *, const char *,
const struct addrinfo *,
struct addrinfo **);
void freeaddrinfo (struct addrinfo *);
int getnameinfo (const struct sockaddr *, socklen_t,
char *, size_t, char *, size_t,
int);
void sethostent (int);
void setnetent (int);
void setprotoent (int);
void setservent (int);
void endhostent (void);
void endnetent (void);
void endprotoent (void);
void endservent (void);
#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"
/*
* 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 */
/* Values for getaddrinfo() and getnameinfo() */
#define AI_PASSIVE 1 /* socket address is intended for bind() */
#define AI_CANONNAME 2 /* request for canonical name */
#define AI_NUMERICHOST 4 /* don't ever try nameservice */
#define AI_EXT 8 /* enable non-portable extensions */
/* valid flags for addrinfo */
#define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST)
#define NI_NUMERICHOST 1 /* return the host address, not the name */
#define NI_NUMERICSERV 2 /* return the service address, not the name */
#define NI_NOFQDN 4 /* return a short name if in the local domain */
#define NI_NAMEREQD 8 /* fail if either host or service name is unknown */
#define NI_DGRAM 16 /* look up datagram service instead of stream */
#define NI_WITHSCOPEID 32 /* KAME hack: attach scopeid to host portion */
#define NI_MAXHOST MAXHOSTNAMELEN /* max host name returned by getnameinfo */
#define NI_MAXSERV 32 /* max serv. name length returned by getnameinfo */
/*
* Scope delimit character (KAME hack)
*/
#define SCOPE_DELIMITER '%'
#define EAI_BADFLAGS -1 /* invalid value for ai_flags */
#define EAI_NONAME -2 /* name or service is not known */
#define EAI_AGAIN -3 /* temporary failure in name resolution */
#define EAI_FAIL -4 /* non-recoverable failure in name resolution */
#define EAI_NODATA -5 /* no address associated with name */
#define EAI_FAMILY -6 /* ai_family not supported */
#define EAI_SOCKTYPE -7 /* ai_socktype not supported */
#define EAI_SERVICE -8 /* service not supported for ai_socktype */
#define EAI_ADDRFAMILY -9 /* address family for name not supported */
#define EAI_MEMORY -10 /* memory allocation failure */
#define EAI_SYSTEM -11 /* system error (code indicated in errno) */
#define EAI_BADHINTS -12 /* invalid value for hints */
#define EAI_PROTOCOL -13 /* resolved protocol is unknown */
/*
* Flags for getrrsetbyname()
*/
#define RRSET_VALIDATED 1
/*
* Return codes for getrrsetbyname()
*/
#define ERRSET_SUCCESS 0
#ifdef __cplusplus
}
#endif
#endif /* NETDB_H */