resolv.h revision 9525b14bcdeb5b5f6f95ab27c2f48f18bd2ec829
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T
* All Rights Reserved
*
* Portions of this source code were derived from Berkeley
* 4.3 BSD under license from the regents of the University of
* California.
*/
/*
* BIND 4.9.4:
*/
/*
* 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.
* --Copyright--
*
* End BIND 4.9.4
*/
/*
* Copyright (c) 1983, 1987, 1989
* 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
* 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) 1996-1999 by Internet Software Consortium.
*
* 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.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM 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.
*/
/*
* @(#)resolv.h 8.1 (Berkeley) 6/2/93
* $Id: resolv.h,v 8.52 2003/04/29 02:27:03 marka Exp $
*/
#ifndef _RESOLV_H_
#define _RESOLV_H_
#include <stdio.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Revision information. This is the release date in YYYYMMDD format.
* It can change every day so the right thing to do with it is use it
* in preprocessor commands such as "#if (__RES > 19931104)". Do not
* compare for equality; rather, use it to determine whether your resolver
* is new enough to contain a certain feature.
*/
#define __RES 20090302
#define RES_SET_H_ERRNO(r, x) __h_errno_set(r, x)
struct __res_state; /* forward */
/*
* Resolver configuration file.
* Normally not present, but may contain the address of the
* initial name server(s) to query and the domain search list.
*/
#ifndef _PATH_RESCONF
#define _PATH_RESCONF "/etc/resolv.conf"
#endif
#ifdef __STDC__
#ifndef __P
#define __P(x) x
#endif
#else
#ifndef __P
#define __P(x) ()
#endif
#endif /* __STDC__ */
int *querylen,
int anssiz,
int *resplen));
int querylen,
int anssiz,
int *resplen));
struct res_sym {
int number; /* Identifying number, like T_MX */
const char *name; /* Its symbolic name, like "MX" */
const char *humanname; /* Its fun name, like "mail exchanger" */
};
/*
* Global defines and variables for resolver stub.
*/
/* ADDRSORT and MAXADDR retained for compatibility; not used */
struct __res_state_ext;
struct __res_state {
int retrans; /* retransmission time interval */
int retry; /* number of times to retransmit */
#ifdef __sun
#else
#endif
int nscount; /* number of name servers */
struct sockaddr_in
#ifdef __sun
#else
#endif
char unused[3];
struct {
unsigned int mask;
int res_h_errno; /* last one set for this context */
int _vcsock; /* PRIVATE: for res_send VC i/o */
union {
/* On an 32-bit arch this means 512b total. */
struct {
} _ext;
} _u;
};
typedef struct __res_state *res_state;
union res_sockaddr_union {
struct sockaddr_in sin;
#ifdef IN6ADDR_ANY_INIT
struct sockaddr_in6 sin6;
#endif
#ifdef ISC_ALIGN64
#else
#endif
};
/*
* Resolver flags (used to be discrete per-module statics ints).
*/
/* res_findzonecut2() options */
/*
* Resolver options (keep these in synch with res_debug.c, please)
*/
/* KAME extensions: use higher bit to avoid conflict with ISC use */
/*
* Resolver "pfcode" values. Used by dig.
*/
#define RES_PRF_STATS 0x00000001
#define RES_PRF_UPDATE 0x00000002
#define RES_PRF_CLASS 0x00000004
#define RES_PRF_CMD 0x00000008
#define RES_PRF_QUES 0x00000010
#define RES_PRF_ANS 0x00000020
#define RES_PRF_AUTH 0x00000040
#define RES_PRF_ADD 0x00000080
#define RES_PRF_HEAD1 0x00000100
#define RES_PRF_HEAD2 0x00000200
#define RES_PRF_TTLID 0x00000400
#define RES_PRF_HEADX 0x00000800
#define RES_PRF_QUERY 0x00001000
#define RES_PRF_REPLY 0x00002000
#define RES_PRF_INIT 0x00004000
#define RES_PRF_TRUNC 0x00008000
/* 0x00010000 */
/* Things involving an internal (static) resolver context. */
#ifdef _REENTRANT
extern struct __res_state *__res_state(void);
#define _res (*__res_state())
#else
#ifndef __BIND_NOSTATIC
extern struct __res_state _res;
#endif
#endif
#ifndef __BIND_NOSTATIC
int res_querydomain __P((const char *, const char *, int, int,
uchar_t *, int));
uchar_t *, int));
#endif /* __BIND_NOSTATIC */
extern const struct res_sym __p_key_syms[];
extern const struct res_sym __p_cert_syms[];
extern const struct res_sym __p_class_syms[];
extern const struct res_sym __p_type_syms[];
extern const struct res_sym __p_rcode_syms[];
int res_mailok __P((const char *));
FILE *));
int, char *, int));
int dn_count_labels __P((const char *));
const uchar_t *, char *, int));
int res_nameinquery __P((const char *, int, int,
/* Things involving a resolver context. */
const struct sockaddr_in *));
char *, size_t));
const char *, int, int, uchar_t *, int));
int, uchar_t *, int));
const char *, const char *, int, int,
uchar_t *, int));
int, const char *, int, int, const uchar_t *,
int));
ns_tsig_key *, uchar_t *, int));
char *, size_t, union res_sockaddr_union *,
int));
void res_destroyservicelist __P((void));
void res_destroyprotolist __P((void));
void res_buildprotolist __P((void));
const union res_sockaddr_union *, int));
union res_sockaddr_union *, int));
#ifdef __cplusplus
}
#endif
#endif /* !_RESOLV_H_ */