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Diffstat (limited to 'ircd/resolv_def.h')
| -rw-r--r-- | ircd/resolv_def.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/ircd/resolv_def.h b/ircd/resolv_def.h new file mode 100644 index 0000000..3cc74eb --- /dev/null +++ b/ircd/resolv_def.h @@ -0,0 +1,220 @@ +/* + * ++Copyright++ 1983, 1987, 1989, 1993 + * - + * Copyright (c) 1983, 1987, 1989, 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. + * - + * --Copyright-- + */ + +/* + * @(#)resolv.h 8.1 (Berkeley) 6/2/93 + * $Id: resolv_def.h,v 1.5 1999/01/20 01:33:08 kalt Exp $ + */ + +/* + * 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 19960801 + +/* + * Global defines and variables for resolver stub. + */ +#define MAXNS 3 /* max # name servers we'll track */ +#define MAXDFLSRCH 3 /* # default domain levels to try */ +#define MAXDNSRCH 6 /* max # domains in search path */ +#define LOCALDOMAINPARTS 2 /* min levels in name that is "local" */ + +#define RES_TIMEOUT 5 /* min. seconds between retries */ +#define MAXRESOLVSORT 10 /* number of net to sort on */ +#define RES_MAXNDOTS 15 /* should reflect bit field size */ + +struct __res_state { + int retrans; /* retransmition time interval */ + int retry; /* number of times to retransmit */ + u_long options; /* option flags - see below. */ + int nscount; /* number of name servers */ + struct sockaddr_in + nsaddr_list[MAXNS]; /* address of name server */ +#define nsaddr nsaddr_list[0] /* for backward compatibility */ + u_short id; /* current message id */ + char *dnsrch[MAXDNSRCH+1]; /* components of domain to search */ + char defdname[256]; /* default domain (deprecated) */ + u_long pfcode; /* RES_PRF_ flags - see below. */ + unsigned ndots:4; /* threshold for initial abs. query */ + unsigned nsort:4; /* number of elements in sort_list[] */ + char unused[3]; + struct { + struct in_addr addr; + u_int32_t mask; + } sort_list[MAXRESOLVSORT]; + char pad[72]; /* on an i386 this means 512b total */ +}; + +/* + * Resolver options (keep these in synch with res_debug.c, please) + */ +#define RES_INIT 0x00000001 /* address initialized */ +#define RES_DEBUG 0x00000002 /* print debug messages */ +#define RES_AAONLY 0x00000004 /* authoritative answers only (!IMPL)*/ +#define RES_USEVC 0x00000008 /* use virtual circuit */ +#define RES_PRIMARY 0x00000010 /* query primary server only (!IMPL) */ +#define RES_IGNTC 0x00000020 /* ignore trucation errors */ +#define RES_RECURSE 0x00000040 /* recursion desired */ +#define RES_DEFNAMES 0x00000080 /* use default domain name */ +#define RES_STAYOPEN 0x00000100 /* Keep TCP socket open */ +#define RES_DNSRCH 0x00000200 /* search up local domain tree */ +#define RES_INSECURE1 0x00000400 /* type 1 security disabled */ +#define RES_INSECURE2 0x00000800 /* type 2 security disabled */ +#define RES_NOALIASES 0x00001000 /* shuts off HOSTALIASES feature */ +#define RES_USE_INET6 0x00002000 /* use/map IPv6 in gethostbyname() */ + +#define RES_DEFAULT (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH) + +/* + * Resolver "pfcode" values. Used by dig. + */ +#define RES_PRF_STATS 0x00000001 +/* 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 +/* 0x00008000 */ + +/* hooks are still experimental as of 4.9.2 */ +#if defined(INET6) && defined(__GNUC__) + +#else + +typedef enum { res_goahead, res_nextns, res_modified, res_done, res_error } + res_sendhookact; + +typedef res_sendhookact (*res_send_qhook)__P((struct SOCKADDR_IN * const *ns, + const u_char **query, + int *querylen, + u_char *ans, + int anssiz, + int *resplen)); + +typedef res_sendhookact (*res_send_rhook)__P((const struct SOCKADDR_IN *ns, + const u_char *query, + int querylen, + u_char *ans, + int anssiz, + int *resplen)); +#endif + +struct res_sym { + int number; /* Identifying number, like T_MX */ + char * name; /* Its symbolic name, like "MX" */ + char * humanname; /* Its fun name, like "mail exchanger" */ +}; + +/* Private routines shared between libc/net, named, nslookup and others. */ +#define res_hnok __res_hnok +#define res_ownok __res_ownok +#define res_mailok __res_mailok +#define res_dnok __res_dnok +#define sym_ston __sym_ston +#define sym_ntos __sym_ntos +#define sym_ntop __sym_ntop +#define b64_ntop __b64_ntop +#define b64_pton __b64_pton +#define loc_ntoa __loc_ntoa +#define loc_aton __loc_aton +#define dn_skipname __dn_skipname +#define fp_resstat __fp_resstat +#define fp_query __fp_query +#define fp_nquery __fp_nquery +#define hostalias __hostalias +#define putlong __putlong +#define putshort __putshort +#define p_class __p_class +#define p_time __p_time +#define p_type __p_type +#define p_query __p_query +#define p_cdnname __p_cdnname +#define p_cdname __p_cdname +#define p_fqnname __p_fqnname +#define p_fqname __p_fqname +#define p_rr __p_rr +#define p_option __p_option +#define p_secstodate __p_secstodate +#define dn_count_labels __dn_count_labels +#define dn_comp __dn_comp +#define res_randomid __res_randomid +#define res_isourserver __res_isourserver +#define res_nameinquery __res_nameinquery +#define res_queriesmatch __res_queriesmatch +#define res_close __res_close + +#ifdef BIND_RES_POSIX3 +#define dn_expand __dn_expand +#define res_init __res_init +#define res_query __res_query +#define res_search __res_search +#define res_querydomain __res_querydomain +#define res_mkquery __res_mkquery +#define res_send __res_send +#endif |