/* $NetBSD: netdb.h,v 1.1.1.2 2012/09/09 16:07:48 christos Exp $ */ /* * ++Copyright++ 1980, 1983, 1988, 1993 * - * Copyright (c) 1980, 1983, 1988, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * Portions Copyright (c) 1993 by Digital Equipment Corporation. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies, and that * the name of Digital Equipment Corporation not be used in advertising or * publicity pertaining to distribution of the document or software without * specific, written prior permission. * * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS * SOFTWARE. * - * Portions Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by WIDE Project and * its contributors. * 4. Neither the name of the project 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 BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * --Copyright-- */ /* * @(#)netdb.h 8.1 (Berkeley) 6/2/93 * Id: netdb.h,v 1.22 2008/02/28 05:34:17 marka Exp */ #ifndef _NETDB_H_ #define _NETDB_H_ #include #include #if (!defined(BSD)) || (BSD < 199306) # include #endif #include #include #include #include #ifndef _PATH_HEQUIV #define _PATH_HEQUIV "/etc/hosts.equiv" #endif #ifndef _PATH_HOSTS #define _PATH_HOSTS "/etc/hosts" #endif #ifndef _PATH_NETWORKS #define _PATH_NETWORKS "/etc/networks" #endif #ifndef _PATH_PROTOCOLS #define _PATH_PROTOCOLS "/etc/protocols" #endif #ifndef _PATH_SERVICES #define _PATH_SERVICES "/etc/services" #endif #if (__GLIBC__ > 2 || __GLIBC__ == 2 && __GLIBC_MINOR__ >= 3) #define __h_errno __h_errno_location #endif __BEGIN_DECLS extern int * __h_errno __P((void)); __END_DECLS #if defined(_REENTRANT) || \ (__GLIBC__ > 2 || __GLIBC__ == 2 && __GLIBC_MINOR__ >= 3) #define h_errno (*__h_errno()) #else extern int h_errno; #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 an unsigned long -- 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 addrinfo { int ai_flags; /*%< AI_PASSIVE, AI_CANONNAME */ int ai_family; /*%< PF_xxx */ int ai_socktype; /*%< SOCK_xxx */ int ai_protocol; /*%< 0 or IPPROTO_xxx for IPv4 and IPv6 */ #if defined(sun) && defined(_SOCKLEN_T) #ifdef __sparcv9 int _ai_pad; #endif socklen_t ai_addrlen; #else size_t ai_addrlen; /*%< length of ai_addr */ #endif #ifdef __linux struct sockaddr *ai_addr; /*%< binary address */ char *ai_canonname; /*%< canonical name for hostname */ #else char *ai_canonname; /*%< canonical name for hostname */ struct sockaddr *ai_addr; /*%< binary address */ #endif struct addrinfo *ai_next; /*%< next structure in linked list */ }; /*% * 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 */ /* * Error return codes from getaddrinfo() */ #define EAI_ADDRFAMILY 1 /*%< address family for hostname not supported */ #define EAI_AGAIN 2 /*%< temporary failure in name resolution */ #define EAI_BADFLAGS 3 /*%< invalid value for ai_flags */ #define EAI_FAIL 4 /*%< non-recoverable failure in name resolution */ #define EAI_FAMILY 5 /*%< ai_family not supported */ #define EAI_MEMORY 6 /*%< memory allocation failure */ #define EAI_NODATA 7 /*%< no address associated with hostname */ #define EAI_NONAME 8 /*%< hostname nor servname provided, or not known */ #define EAI_SERVICE 9 /*%< servname not supported for ai_socktype */ #define EAI_SOCKTYPE 10 /*%< ai_socktype not supported */ #define EAI_SYSTEM 11 /*%< system error returned in errno */ #define EAI_BADHINTS 12 #define EAI_PROTOCOL 13 #define EAI_MAX 14 /*% * Flag values for getaddrinfo() */ #define AI_PASSIVE 0x00000001 #define AI_CANONNAME 0x00000002 #define AI_NUMERICHOST 0x00000004 #define AI_MASK 0x00000007 /*% * Flag values for getipnodebyname() */ #define AI_V4MAPPED 0x00000008 #define AI_ALL 0x00000010 #define AI_ADDRCONFIG 0x00000020 #define AI_DEFAULT (AI_V4MAPPED|AI_ADDRCONFIG) /*% * Constants for getnameinfo() */ #define NI_MAXHOST 1025 #define NI_MAXSERV 32 /*% * Flag values for getnameinfo() */ #define NI_NOFQDN 0x00000001 #define NI_NUMERICHOST 0x00000002 #define NI_NAMEREQD 0x00000004 #define NI_NUMERICSERV 0x00000008 #define NI_DGRAM 0x00000010 #define NI_WITHSCOPEID 0x00000020 #define NI_NUMERICSCOPE 0x00000040 /*% * Scope delimit character */ #define SCOPE_DELIMITER '%' #ifdef _REENTRANT #if defined (__hpux) || defined(__osf__) || defined(_AIX) #define _MAXALIASES 35 #define _MAXLINELEN 1024 #define _MAXADDRS 35 #define _HOSTBUFSIZE (BUFSIZ + 1) struct hostent_data { struct in_addr host_addr; char *h_addr_ptrs[_MAXADDRS + 1]; char hostaddr[_MAXADDRS]; char hostbuf[_HOSTBUFSIZE]; char *host_aliases[_MAXALIASES]; char *host_addrs[2]; FILE *hostf; #ifdef __osf__ int svc_gethostflag; int svc_gethostbind; #endif #ifdef __hpux short _nsw_src; short _flags; char *current; int currentlen; #endif }; struct netent_data { FILE *net_fp; #if defined(__osf__) || defined(_AIX) char line[_MAXLINELEN]; #endif #ifdef __hpux char line[_MAXLINELEN+1]; #endif char *net_aliases[_MAXALIASES]; #ifdef __osf__ int _net_stayopen; int svc_getnetflag; #endif #ifdef __hpux short _nsw_src; short _flags; char *current; int currentlen; #endif #ifdef _AIX int _net_stayopen; char *current; int currentlen; void *_net_reserv1; /* reserved for future use */ void *_net_reserv2; /* reserved for future use */ #endif }; struct protoent_data { FILE *proto_fp; #ifdef _AIX int _proto_stayopen; char line[_MAXLINELEN]; #endif #ifdef __osf__ char line[1024]; #endif #ifdef __hpux char line[_MAXLINELEN+1]; #endif char *proto_aliases[_MAXALIASES]; #ifdef __osf__ int _proto_stayopen; int svc_getprotoflag; #endif #ifdef __hpux short _nsw_src; short _flags; char *current; int currentlen; #endif #ifdef _AIX int currentlen; char *current; void *_proto_reserv1; /* reserved for future use */ void *_proto_reserv2; /* reserved for future use */ #endif }; struct servent_data { FILE *serv_fp; #if defined(__osf__) || defined(_AIX) char line[_MAXLINELEN]; #endif #ifdef __hpux char line[_MAXLINELEN+1]; #endif char *serv_aliases[_MAXALIASES]; #ifdef __osf__ int _serv_stayopen; int svc_getservflag; #endif #ifdef __hpux short _nsw_src; short _flags; char *current; int currentlen; #endif #ifdef _AIX int _serv_stayopen; char *current; int currentlen; void *_serv_reserv1; /* reserved for future use */ void *_serv_reserv2; /* reserved for future use */ #endif }; #endif #endif __BEGIN_DECLS void endhostent __P((void)); void endnetent __P((void)); void endprotoent __P((void)); void endservent __P((void)); void freehostent __P((struct hostent *)); struct hostent *gethostbyaddr __P((const char *, int, int)); struct hostent *gethostbyname __P((const char *)); struct hostent *gethostbyname2 __P((const char *, int)); struct hostent *gethostent __P((void)); struct hostent *getipnodebyaddr __P((const void *, size_t, int, int *)); struct hostent *getipnodebyname __P((const char *, int, int, int *)); struct netent *getnetbyaddr __P((unsigned long, int)); struct netent *getnetbyname __P((const char *)); struct netent *getnetent __P((void)); struct protoent *getprotobyname __P((const char *)); struct protoent *getprotobynumber __P((int)); struct protoent *getprotoent __P((void)); struct servent *getservbyname __P((const char *, const char *)); struct servent *getservbyport __P((int, const char *)); struct servent *getservent __P((void)); void herror __P((const char *)); const char *hstrerror __P((int)); void sethostent __P((int)); /* void sethostfile __P((const char *)); */ void setnetent __P((int)); void setprotoent __P((int)); void setservent __P((int)); int getaddrinfo __P((const char *, const char *, const struct addrinfo *, struct addrinfo **)); int getnameinfo __P((const struct sockaddr *, size_t, char *, size_t, char *, size_t, int)); void freeaddrinfo __P((struct addrinfo *)); const char *gai_strerror __P((int)); struct hostent *getipnodebyname __P((const char *, int, int, int *)); struct hostent *getipnodebyaddr __P((const void *, size_t, int, int *)); void freehostent __P((struct hostent *)); #ifdef __GLIBC__ int getnetgrent __P((/* const */ char **, /* const */ char **, /* const */ char **)); void setnetgrent __P((const char *)); void endnetgrent __P((void)); int innetgr __P((const char *, const char *, const char *, const char *)); #endif #ifdef _REENTRANT #if defined(__hpux) || defined(__osf__) || defined(_AIX) int gethostbyaddr_r __P((const char *, int, int, struct hostent *, struct hostent_data *)); int gethostbyname_r __P((const char *, struct hostent *, struct hostent_data *)); int gethostent_r __P((struct hostent *, struct hostent_data *)); #if defined(_AIX) void sethostent_r __P((int, struct hostent_data *)); #else int sethostent_r __P((int, struct hostent_data *)); #endif #if defined(__hpux) int endhostent_r __P((struct hostent_data *)); #else void endhostent_r __P((struct hostent_data *)); #endif #if defined(__hpux) || defined(__osf__) int getnetbyaddr_r __P((int, int, struct netent *, struct netent_data *)); #else int getnetbyaddr_r __P((long, int, struct netent *, struct netent_data *)); #endif int getnetbyname_r __P((const char *, struct netent *, struct netent_data *)); int getnetent_r __P((struct netent *, struct netent_data *)); int setnetent_r __P((int, struct netent_data *)); #ifdef __hpux int endnetent_r __P((struct netent_data *buffer)); #else void endnetent_r __P((struct netent_data *buffer)); #endif int getprotobyname_r __P((const char *, struct protoent *, struct protoent_data *)); int getprotobynumber_r __P((int, struct protoent *, struct protoent_data *)); int getprotoent_r __P((struct protoent *, struct protoent_data *)); int setprotoent_r __P((int, struct protoent_data *)); #ifdef __hpux int endprotoent_r __P((struct protoent_data *)); #else void endprotoent_r __P((struct protoent_data *)); #endif int getservbyname_r __P((const char *, const char *, struct servent *, struct servent_data *)); int getservbyport_r __P((int, const char *, struct servent *, struct servent_data *)); int getservent_r __P((struct servent *, struct servent_data *)); int setservent_r __P((int, struct servent_data *)); #ifdef __hpux int endservent_r __P((struct servent_data *)); #else void endservent_r __P((struct servent_data *)); #endif #ifdef _AIX int setnetgrent_r __P((char *, void **)); void endnetgrent_r __P((void **)); /* * Note: AIX's netdb.h declares innetgr_r() as: * int innetgr_r(char *, char *, char *, char *, struct innetgr_data *); */ int innetgr_r __P((const char *, const char *, const char *, const char *)); #endif #else /* defined(sun) || defined(bsdi) */ #if defined(__GLIBC__) || defined(__FreeBSD__) && (__FreeBSD_version + 0 >= 601103) int gethostbyaddr_r __P((const char *, int, int, struct hostent *, char *, size_t, struct hostent **, int *)); int gethostbyname_r __P((const char *, struct hostent *, char *, size_t, struct hostent **, int *)); int gethostent_r __P((struct hostent *, char *, size_t, struct hostent **, int *)); #else struct hostent *gethostbyaddr_r __P((const char *, int, int, struct hostent *, char *, int, int *)); struct hostent *gethostbyname_r __P((const char *, struct hostent *, char *, int, int *)); struct hostent *gethostent_r __P((struct hostent *, char *, int, int *)); #endif void sethostent_r __P((int)); void endhostent_r __P((void)); #if defined(__GLIBC__) || defined(__FreeBSD__) && (__FreeBSD_version + 0 >= 601103) int getnetbyname_r __P((const char *, struct netent *, char *, size_t, struct netent **, int*)); int getnetbyaddr_r __P((unsigned long int, int, struct netent *, char *, size_t, struct netent **, int*)); int getnetent_r __P((struct netent *, char *, size_t, struct netent **, int*)); #else struct netent *getnetbyname_r __P((const char *, struct netent *, char *, int)); struct netent *getnetbyaddr_r __P((long, int, struct netent *, char *, int)); struct netent *getnetent_r __P((struct netent *, char *, int)); #endif void setnetent_r __P((int)); void endnetent_r __P((void)); #if defined(__GLIBC__) || defined(__FreeBSD__) && (__FreeBSD_version + 0 >= 601103) int getprotobyname_r __P((const char *, struct protoent *, char *, size_t, struct protoent **)); int getprotobynumber_r __P((int, struct protoent *, char *, size_t, struct protoent **)); int getprotoent_r __P((struct protoent *, char *, size_t, struct protoent **)); #else struct protoent *getprotobyname_r __P((const char *, struct protoent *, char *, int)); struct protoent *getprotobynumber_r __P((int, struct protoent *, char *, int)); struct protoent *getprotoent_r __P((struct protoent *, char *, int)); #endif void setprotoent_r __P((int)); void endprotoent_r __P((void)); #if defined(__GLIBC__) || defined(__FreeBSD__) && (__FreeBSD_version + 0 >= 601103) int getservbyname_r __P((const char *name, const char *, struct servent *, char *, size_t, struct servent **)); int getservbyport_r __P((int port, const char *, struct servent *, char *, size_t, struct servent **)); int getservent_r __P((struct servent *, char *, size_t, struct servent **)); #else struct servent *getservbyname_r __P((const char *name, const char *, struct servent *, char *, int)); struct servent *getservbyport_r __P((int port, const char *, struct servent *, char *, int)); struct servent *getservent_r __P((struct servent *, char *, int)); #endif void setservent_r __P((int)); void endservent_r __P((void)); #ifdef __GLIBC__ int getnetgrent_r __P((char **, char **, char **, char *, size_t)); #endif #endif #endif __END_DECLS /* This is nec'y to make this include file properly replace the sun version. */ #ifdef sun #ifdef __GNU_LIBRARY__ #include #else struct rpcent { char *r_name; /*%< name of server for this rpc program */ char **r_aliases; /*%< alias list */ int r_number; /*%< rpc program number */ }; struct rpcent *getrpcbyname(), *getrpcbynumber(), *getrpcent(); #endif /* __GNU_LIBRARY__ */ #endif /* sun */ #endif /* !_NETDB_H_ */ /*! \file */