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Annotation of XNU/bsd/include/netdb.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * ++Copyright++ 1980, 1983, 1988, 1993
        !            24:  * -
        !            25:  * Copyright (c) 1980, 1983, 1988, 1993
        !            26:  *    The Regents of the University of California.  All rights reserved.
        !            27:  * 
        !            28:  * Redistribution and use in source and binary forms, with or without
        !            29:  * modification, are permitted provided that the following conditions
        !            30:  * are met:
        !            31:  * 1. Redistributions of source code must retain the above copyright
        !            32:  *    notice, this list of conditions and the following disclaimer.
        !            33:  * 2. Redistributions in binary form must reproduce the above copyright
        !            34:  *    notice, this list of conditions and the following disclaimer in the
        !            35:  *    documentation and/or other materials provided with the distribution.
        !            36:  * 3. All advertising materials mentioning features or use of this software
        !            37:  *    must display the following acknowledgement:
        !            38:  *     This product includes software developed by the University of
        !            39:  *     California, Berkeley and its contributors.
        !            40:  * 4. Neither the name of the University nor the names of its contributors
        !            41:  *    may be used to endorse or promote products derived from this software
        !            42:  *    without specific prior written permission.
        !            43:  * 
        !            44:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            45:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            46:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            47:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            48:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            49:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            50:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            51:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            52:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            53:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            54:  * SUCH DAMAGE.
        !            55:  * -
        !            56:  * Portions Copyright (c) 1993 by Digital Equipment Corporation.
        !            57:  * 
        !            58:  * Permission to use, copy, modify, and distribute this software for any
        !            59:  * purpose with or without fee is hereby granted, provided that the above
        !            60:  * copyright notice and this permission notice appear in all copies, and that
        !            61:  * the name of Digital Equipment Corporation not be used in advertising or
        !            62:  * publicity pertaining to distribution of the document or software without
        !            63:  * specific, written prior permission.
        !            64:  * 
        !            65:  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
        !            66:  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
        !            67:  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
        !            68:  * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
        !            69:  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
        !            70:  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
        !            71:  * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
        !            72:  * SOFTWARE.
        !            73:  * -
        !            74:  * --Copyright--
        !            75:  */
        !            76: 
        !            77: /*
        !            78:  *      @(#)netdb.h    8.1 (Berkeley) 6/2/93
        !            79:  */
        !            80: 
        !            81: #ifndef _NETDB_H_
        !            82: #define _NETDB_H_
        !            83: 
        !            84: #include <sys/param.h>
        !            85: #include <sys/cdefs.h>
        !            86: 
        !            87: #define        _PATH_HEQUIV    "/etc/hosts.equiv"
        !            88: #define        _PATH_HOSTS     "/etc/hosts"
        !            89: #define        _PATH_NETWORKS  "/etc/networks"
        !            90: #define        _PATH_PROTOCOLS "/etc/protocols"
        !            91: #define        _PATH_SERVICES  "/etc/services"
        !            92: 
        !            93: extern int h_errno;
        !            94: 
        !            95: /*
        !            96:  * Structures returned by network data base library.  All addresses are
        !            97:  * supplied in host order, and returned in network order (suitable for
        !            98:  * use in system calls).
        !            99:  */
        !           100: struct hostent {
        !           101:        char    *h_name;        /* official name of host */
        !           102:        char    **h_aliases;    /* alias list */
        !           103:        int     h_addrtype;     /* host address type */
        !           104:        int     h_length;       /* length of address */
        !           105:        char    **h_addr_list;  /* list of addresses from name server */
        !           106: #define        h_addr  h_addr_list[0]  /* address, for backward compatiblity */
        !           107: };
        !           108: 
        !           109: /*
        !           110:  * Assumption here is that a network number
        !           111:  * fits in an unsigned long -- probably a poor one.
        !           112:  */
        !           113: struct netent {
        !           114:        char            *n_name;        /* official name of net */
        !           115:        char            **n_aliases;    /* alias list */
        !           116:        int             n_addrtype;     /* net address type */
        !           117:        unsigned long   n_net;          /* network # */
        !           118: };
        !           119: 
        !           120: struct servent {
        !           121:        char    *s_name;        /* official service name */
        !           122:        char    **s_aliases;    /* alias list */
        !           123:        int     s_port;         /* port # */
        !           124:        char    *s_proto;       /* protocol to use */
        !           125: };
        !           126: 
        !           127: struct protoent {
        !           128:        char    *p_name;        /* official protocol name */
        !           129:        char    **p_aliases;    /* alias list */
        !           130:        int     p_proto;        /* protocol # */
        !           131: };
        !           132: 
        !           133: struct rpcent {
        !           134:         char    *r_name;        /* name of server for this rpc program */
        !           135:         char    **r_aliases;    /* alias list */
        !           136:         int     r_number;       /* rpc program number */
        !           137: };
        !           138: 
        !           139: /*
        !           140:  * Error return codes from gethostbyname() and gethostbyaddr()
        !           141:  * (left in extern int h_errno).
        !           142:  */
        !           143: 
        !           144: #define        NETDB_INTERNAL  -1      /* see errno */
        !           145: #define        NETDB_SUCCESS   0       /* no problem */
        !           146: #define        HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
        !           147: #define        TRY_AGAIN       2 /* Non-Authoritive Host not found, or SERVERFAIL */
        !           148: #define        NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
        !           149: #define        NO_DATA         4 /* Valid name, no data record of requested type */
        !           150: #define        NO_ADDRESS      NO_DATA         /* no address, look for MX record */
        !           151: 
        !           152: __BEGIN_DECLS
        !           153: void           endhostent __P((void));
        !           154: void           endnetent __P((void));
        !           155: void           endprotoent __P((void));
        !           156: void           endservent __P((void));
        !           157: struct hostent *gethostbyaddr __P((const char *, int, int));
        !           158: struct hostent *gethostbyname __P((const char *));
        !           159: struct hostent *gethostent __P((void));
        !           160: struct netent  *getnetbyaddr __P((long, int)); /* u_long? */
        !           161: #ifdef sun
        !           162: struct netent  *getnetbyname __P((char *));
        !           163: #else
        !           164: struct netent  *getnetbyname __P((const char *));
        !           165: #endif
        !           166: struct netent  *getnetent __P((void));
        !           167: struct protoent        *getprotobyname __P((const char *));
        !           168: struct protoent        *getprotobynumber __P((int));
        !           169: struct protoent        *getprotoent __P((void));
        !           170: struct servent *getservbyname __P((const char *, const char *));
        !           171: struct servent *getservbyport __P((int, const char *));
        !           172: struct servent *getservent __P((void));
        !           173: struct rpcent  *getrpcbyname __P((const char *name));
        !           174: struct rpcent  *getrpcbynumber __P((long number));
        !           175: struct rpcent  *getrpcent __P((void));
        !           176: void           setrpcent __P((int stayopen));
        !           177: void           endrpcent __P((void));
        !           178: 
        !           179: void           herror __P((const char *));
        !           180: char           *hstrerror __P((int));
        !           181: void           sethostent __P((int));
        !           182: /* void                sethostfile __P((const char *)); */
        !           183: void           setnetent __P((int));
        !           184: void           setprotoent __P((int));
        !           185: void           setservent __P((int));
        !           186: __END_DECLS
        !           187: 
        !           188: #endif /* !_NETDB_H_ */

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