include/netdb.h

   1 /* Original linux netdb.h merged with winsock.h types */
   2
   3 /*-
   4  * Copyright (c) 1980, 1983, 1988, 1993
   5  *     The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the University of
  18  *      California, Berkeley and its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  *
  35  *      @(#)netdb.h     8.1 (Berkeley) 6/2/93
  36  *      netdb.h,v 1.1.1.1 1995/02/18 05:34:07 hjl Exp
  37  * -
  38  * Portions Copyright (c) 1993 by Digital Equipment Corporation.
  39  *
  40  * Permission to use, copy, modify and distribute this software for any
  41  * purpose with or without fee is hereby granted, provided that the above
  42  * copyright notice and this permission notice appear in all copies, and that
  43  * the name of Digital Equipment Corporation not be used in advertising or
  44  * publicity pertaining to distribution of the document or software without
  45  * specific, written prior permission.
  46  *
  47  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
  48  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
  49  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
  50  * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
  51  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  52  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
  53  * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  54  * SOFTWARE.
  55  * -
  56  * --Copyright--
  57  */
  58
  59 #ifndef _NETDB_H_
  60 #define _NETDB_H_
  61
  62 #ifdef __cplusplus
  63 extern "C" {
  64 #endif
  65
  66 /*
  67  * Structures returned by network data base library.  All addresses are
  68  * supplied in host order, and returned in network order (suitable for
  69  * use in system calls).
  70  */
  71
  72   /* Different from the linux versions - note the shorts.. */
  73 struct  hostent {
  74         const char      *h_name;        /* official name of host */
  75         char    **h_aliases;    /* alias list */
  76         short   h_addrtype;     /* host address type */
  77         short   h_length;       /* length of address */
  78         char    **h_addr_list;  /* list of addresses from name server */
  79 #define h_addr  h_addr_list[0]  /* address, for backward compatiblity */
  80 };
  81
  82 /*
  83  * Assumption here is that a network number
  84  * fits in an unsigned long -- probably a poor one.
  85  */
  86
  87 struct  netent {
  88         char            *n_name;        /* official name of net */
  89         char            **n_aliases;    /* alias list */
  90         short           n_addrtype;     /* net address type */
  91         unsigned long   n_net;          /* network # */
  92 };
  93
  94 struct  servent {
  95         char    *s_name;        /* official service name */
  96         char    **s_aliases;    /* alias list */
  97         short   s_port;         /* port # */
  98         char    *s_proto;       /* protocol to use */
  99 };
 100
 101 struct  protoent
 102 {
 103   char  *p_name;        /* official protocol name */
 104   char  **p_aliases;    /* alias list */
 105   short p_proto;        /* protocol # */
 106 };
 107
 108 struct rpcent {
 109         char    *r_name;        /* name of server for this rpc program */
 110         char    **r_aliases;    /* alias list */
 111         int     r_number;       /* rpc program number */
 112 };
 113
 114 /*
 115  * Error return codes from gethostbyname() and gethostbyaddr()
 116  * (left in extern int h_errno).
 117  */
 118
 119 #ifdef  __INSIDE_CYGWIN_NET__
 120 extern int h_errno;
 121 #else
 122 extern __declspec(dllimport) int h_errno;
 123 #endif
 124
 125 #define NETDB_INTERNAL -1 /* see errno */
 126 #define NETDB_SUCCESS   0 /* no problem */
 127 #define HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
 128 #define TRY_AGAIN       2 /* Non-Authoritive Host not found, or SERVERFAIL */
 129 #define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
 130 #define NO_DATA         4 /* Valid name, no data record of requested type */
 131 #define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
 132
 133 #ifndef __INSIDE_CYGWIN_NET__
 134 void            endhostent (void);
 135 void            endnetent (void);
 136 void            endprotoent (void);
 137 void            endservent (void);
 138 void            endrpcent  (void);
 139 struct hostent  *gethostbyaddr (const char *, int, int);
 140 struct hostent  *gethostbyname (const char *);
 141 struct hostent  *gethostent (void);
 142 struct netent   *getnetbyaddr (long, int); /* u_long? */
 143 struct netent   *getnetbyname (const char *);
 144 struct netent   *getnetent (void);
 145 struct protoent *getprotobyname (const char *);
 146 struct protoent *getprotobynumber (int);
 147 struct protoent *getprotoent (void);
 148 struct servent  *getservbyname (const char *, const char *);
 149 struct servent  *getservbyport (int, const char *);
 150 struct servent  *getservent (void);
 151 struct rpcent   *getrpcent (void);
 152 struct rpcent   *getrpcbyname (const char *);
 153 struct rpcent   *getrpcbynumber (int);
 154 const char      *hstrerror (int);
 155 void            herror (const char *);
 156 void            sethostent (int);
 157 void            setnetent (int);
 158 void            setprotoent (int);
 159 void            setservent (int);
 160 void            setrpcent (int);
 161 #endif
 162
 163 #ifdef __cplusplus
 164 };
 165 #endif
 166
 167 #endif /* !_NETDB_H_ */
 168