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53 * @(#)netdb.h 8.1 (Berkeley) 6/2/93
54 * From: Id: netdb.h,v 8.9 1996/11/19 08:39:29 vixie Exp $
55 * $FreeBSD: src/include/netdb.h,v 1.38.2.1 2005/07/22 20:17:30 ume Exp $
67 #include <sys/cdefs.h>
69 #include <sys/_types.h>
70 #include <sys/cdefs.h>
72 #include <arpa/inet.h>
73 #include <sys/errno.h>
76 #ifndef _SIZE_T_DECLARED
77 typedef __size_t size_t;
78 #define _SIZE_T_DECLARED
81 #ifndef _SOCKLEN_T_DECLARED
82 typedef __socklen_t socklen_t;
83 #define _SOCKLEN_T_DECLARED
86 #ifndef _UINT32_T_DECLARED
87 typedef __uint32_t uint32_t;
88 #define _UINT32_T_DECLARED
92 # define _PATH_HEQUIV "/etc/hosts.equiv"
95 #define _PATH_HOSTS "/etc/hosts"
96 #define _PATH_NETWORKS "/etc/networks"
97 #define _PATH_PROTOCOLS "/etc/protocols"
98 #define _PATH_SERVICES "/etc/services"
99 #define h_errno (*__h_error())
101 #define _PATH_SERVICES "\\resource\\openc\\services"
102 #define h_errno errno
107 * Structures returned by network data base library. All addresses are
108 * supplied in host order, and returned in network order (suitable for
109 * use in system calls).
112 char *h_name; /* official name of host */
113 char **h_aliases; /* alias list */
114 int h_addrtype; /* host address type */
115 int h_length; /* length of address */
116 char **h_addr_list; /* list of addresses from name server */
117 #define h_addr h_addr_list[0] /* address, for backward compatibility */
121 char *n_name; /* official name of net */
122 char **n_aliases; /* alias list */
123 int n_addrtype; /* net address type */
127 uint32_t n_net; /* network # */
132 char *s_name; /* official service name */
133 char **s_aliases; /* alias list */
134 int s_port; /* port # */
135 char *s_proto; /* protocol to use */
139 char *p_name; /* official protocol name */
140 char **p_aliases; /* alias list */
141 int p_proto; /* protocol # */
145 int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
146 int ai_family; /* PF_xxx */
147 int ai_socktype; /* SOCK_xxx */
148 int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
149 socklen_t ai_addrlen; /* length of ai_addr */
150 char *ai_canonname; /* canonical name for hostname */
151 struct sockaddr *ai_addr; /* binary address */
152 struct addrinfo *ai_next; /* next structure in linked list */
156 * Error return codes from gethostbyname() and gethostbyaddr()
160 #define NETDB_INTERNAL -1 /* see errno */
161 #define NETDB_SUCCESS 0 /* no problem */
162 #ifndef __SYMBIAN32__
163 #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */
164 #define TRY_AGAIN 2 /* Non-Authoritative Host not found, or SERVERFAIL */
165 #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
167 #define HOST_NOT_FOUND ENOENT /* Authoritative Answer Host not found */
168 #define TRY_AGAIN ETIMEDOUT /* Non-Authoritative Host not found, or SERVERFAIL */
169 #define NO_RECOVERY ECOMM /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
171 #define NO_DATA 4 /* Valid name, no data record of requested type */
172 #define NO_ADDRESS NO_DATA /* no address, look for MX record */
175 * Error return codes from getaddrinfo()
179 #define EAI_ADDRFAMILY 1 /* address family for hostname not supported */
181 #define EAI_AGAIN 2 /* temporary failure in name resolution */
182 #define EAI_BADFLAGS 3 /* invalid value for ai_flags */
183 #define EAI_FAIL 4 /* non-recoverable failure in name resolution */
184 #define EAI_FAMILY 5 /* ai_family not supported */
185 #define EAI_MEMORY 6 /* memory allocation failure */
188 #define EAI_NODATA 7 /* no address associated with hostname */
190 #define EAI_NONAME 8 /* hostname nor servname provided, or not known */
191 #define EAI_SERVICE 9 /* servname not supported for ai_socktype */
192 #define EAI_SOCKTYPE 10 /* ai_socktype not supported */
193 #define EAI_SYSTEM 11 /* system error returned in errno */
194 #define EAI_BADHINTS 12
195 #define EAI_PROTOCOL 13
199 * Flag values for getaddrinfo()
201 #define AI_PASSIVE 0x00000001 /* get address to use bind() */
202 #define AI_CANONNAME 0x00000002 /* fill ai_canonname */
203 #define AI_NUMERICHOST 0x00000004 /* prevent host name resolution */
204 #define AI_NUMERICSERV 0x00000008 /* prevent service name resolution */
205 /* valid flags for addrinfo (not a standard def, apps should not use it) */
207 (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_NUMERICSERV | \
210 #define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
211 #define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
212 #define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
213 #define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
215 #define AI_V4CONVERTED 0x00001000
217 /* special recommended flags for getipnodebyname */
218 #define AI_DEFAULT (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
221 * Constants for getnameinfo()
223 #define NI_MAXHOST 1025
224 #define NI_MAXSERV 32
227 * Flag values for getnameinfo()
229 #define NI_NOFQDN 0x00000001
230 #define NI_NUMERICHOST 0x00000002
231 #define NI_NAMEREQD 0x00000004
232 #define NI_NUMERICSERV 0x00000008
233 #define NI_DGRAM 0x00000010
235 #define NI_WITHSCOPEID 0x00000020
239 * Scope delimit character
241 #define SCOPE_DELIMITER '%'
244 #ifndef __SYMBIAN32__
245 void endhostent(void);
246 void endnetent(void);
247 void endnetgrent(void);
248 void endprotoent(void);
249 #endif//__SYMBIAN32__
250 IMPORT_C void endservent(void);
251 #ifndef __SYMBIAN32__
252 void freehostent(struct hostent *);
253 #endif//__SYMBIAN32__
254 IMPORT_C struct hostent *gethostbyaddr(const char *, int, int);
255 IMPORT_C struct hostent *gethostbyname(const char *);
256 #ifndef __SYMBIAN32__
257 struct hostent *gethostbyname2(const char *, int);
258 struct hostent *gethostent(void);
259 struct hostent *getipnodebyaddr(const void *, size_t, int, int *);
260 struct hostent *getipnodebyname(const char *, int, int, int *);
261 struct netent *getnetbyaddr(uint32_t, int);
262 struct netent *getnetbyname(const char *);
263 struct netent *getnetent(void);
264 int getnetgrent(char **, char **, char **);
265 #endif//__SYMBIAN32__
266 IMPORT_C struct protoent *getprotobyname(const char *);
267 IMPORT_C struct protoent *getprotobynumber(int);
268 #ifndef __SYMBIAN32__
269 struct protoent *getprotoent(void);
270 #endif//__SYMBIAN32__
271 IMPORT_C struct servent *getservbyname(const char *, const char *);
272 IMPORT_C struct servent *getservbyport(int, const char *);
273 IMPORT_C struct servent *getservent(void);
274 #ifndef __SYMBIAN32__
275 void herror(const char *);
276 __const char *hstrerror(int);
277 int innetgr(const char *, const char *, const char *, const char *);
278 void sethostent(int);
279 /* void sethostfile(const char *); */
281 void setprotoent(int);
282 #endif//__SYMBIAN32__
283 IMPORT_C int getaddrinfo(const char *, const char *,
284 const struct addrinfo *, struct addrinfo **);
285 IMPORT_C int getnameinfo(const struct sockaddr *, socklen_t, char *,
286 size_t, char *, size_t, int);
287 IMPORT_C void freeaddrinfo(struct addrinfo *);
288 IMPORT_C const char *gai_strerror(int);
289 void setnetgrent(const char *);
290 IMPORT_C void setservent(int);
293 #ifdef __SYMBIAN_COMPILE_UNUSED__
294 int *__h_errno_location(void);
300 * PRIVATE functions specific to the FreeBSD implementation
303 /* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */
304 int * __h_error(void);
312 #endif /* !_NETDB_H_ */