12949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* @(#) $Header: /tcpdump/master/tcpdump/nameser.h,v 1.14.4.2 2006/11/10 03:15:35 guy Exp $ (LBL) */ 22949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 32949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Copyright (c) 1983, 1989, 1993 42949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * The Regents of the University of California. All rights reserved. 52949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 62949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Redistribution and use in source and binary forms, with or without 72949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * modification, are permitted provided that the following conditions 82949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * are met: 92949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * notice, this list of conditions and the following disclaimer. 112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * documentation and/or other materials provided with the distribution. 142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 3. All advertising materials mentioning features or use of this software 152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * must display the following acknowledgement: 162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * This product includes software developed by the University of 172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * California, Berkeley and its contributors. 182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 4. Neither the name of the University nor the names of its contributors 192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * may be used to endorse or promote products derived from this software 202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * without specific prior written permission. 212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * SUCH DAMAGE. 332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * @(#)nameser.h 8.2 (Berkeley) 2/16/94 352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * - 362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Portions Copyright (c) 1993 by Digital Equipment Corporation. 372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Permission to use, copy, modify, and distribute this software for any 392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * purpose with or without fee is hereby granted, provided that the above 402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * copyright notice and this permission notice appear in all copies, and that 412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * the name of Digital Equipment Corporation not be used in advertising or 422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * publicity pertaining to distribution of the document or software without 432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * specific, written prior permission. 442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL 462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES 472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT 482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS 512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * SOFTWARE. 532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * - 542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * --Copyright-- 552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifndef _NAMESER_H_ 582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define _NAMESER_H_ 592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <sys/types.h> 612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Define constants based on rfc883 642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define PACKETSZ 512 /* maximum packet size */ 662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define MAXDNAME 256 /* maximum domain name */ 672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define MAXCDNAME 255 /* maximum compressed domain name */ 682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define MAXLABEL 63 /* maximum length of domain label */ 692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* Number of bytes of fixed size data in query structure */ 702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define QFIXEDSZ 4 712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* number of bytes of fixed size data in resource record */ 722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define RRFIXEDSZ 10 732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Internet nameserver port number 762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define NAMESERVER_PORT 53 782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Port for multicast DNS; see 812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt 832949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 842949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * for the current mDNS spec. 852949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 862949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define MULTICASTDNS_PORT 5353 872949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 882949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 892949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Currently defined opcodes 902949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 912949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define QUERY 0x0 /* standard query */ 922949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define IQUERY 0x1 /* inverse query */ 932949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define STATUS 0x2 /* nameserver status query */ 942949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#if 0 952949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define xxx 0x3 /* 0x3 reserved */ 962949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 972949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* non standard - supports ALLOW_UPDATES stuff from Mike Schwartz */ 982949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define UPDATEA 0x9 /* add resource record */ 992949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define UPDATED 0xa /* delete a specific resource record */ 1002949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define UPDATEDA 0xb /* delete all named resource record */ 1012949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define UPDATEM 0xc /* modify a specific resource record */ 1022949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define UPDATEMA 0xd /* modify all named resource record */ 1032949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1042949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define ZONEINIT 0xe /* initial zone transfer */ 1052949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define ZONEREF 0xf /* incremental zone referesh */ 1062949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1072949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 1082949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Undefine various #defines from various System V-flavored OSes (Solaris, 1092949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * SINIX, HP-UX) so the compiler doesn't whine that we redefine them. 1102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef T_NULL 1122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#undef T_NULL 1132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 1142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef T_OPT 1152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#undef T_OPT 1162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 1172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef T_UNSPEC 1182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#undef T_UNSPEC 1192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 1202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef NOERROR 1212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#undef NOERROR 1222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 1232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 1252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Currently defined response codes 1262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define NOERROR 0 /* no error */ 1282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define FORMERR 1 /* format error */ 1292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define SERVFAIL 2 /* server failure */ 1302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define NXDOMAIN 3 /* non existent domain */ 1312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define NOTIMP 4 /* not implemented */ 1322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define REFUSED 5 /* query refused */ 1332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* non standard */ 1342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define NOCHANGE 0xf /* update failed to change db */ 1352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 1372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Type values for resources and queries 1382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_A 1 /* host address */ 1402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NS 2 /* authoritative server */ 1412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MD 3 /* mail destination */ 1422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MF 4 /* mail forwarder */ 1432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_CNAME 5 /* connonical name */ 1442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_SOA 6 /* start of authority zone */ 1452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MB 7 /* mailbox domain name */ 1462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MG 8 /* mail group member */ 1472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MR 9 /* mail rename name */ 1482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NULL 10 /* null resource record */ 1492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_WKS 11 /* well known service */ 1502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_PTR 12 /* domain name pointer */ 1512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_HINFO 13 /* host information */ 1522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MINFO 14 /* mailbox information */ 1532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MX 15 /* mail routing information */ 1542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_TXT 16 /* text strings */ 1552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_RP 17 /* responsible person */ 1562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_AFSDB 18 /* AFS cell database */ 1572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_X25 19 /* X_25 calling address */ 1582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_ISDN 20 /* ISDN calling address */ 1592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_RT 21 /* router */ 1602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NSAP 22 /* NSAP address */ 1612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NSAP_PTR 23 /* reverse lookup for NSAP */ 1622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_SIG 24 /* security signature */ 1632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_KEY 25 /* security key */ 1642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_PX 26 /* X.400 mail mapping */ 1652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_GPOS 27 /* geographical position (withdrawn) */ 1662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_AAAA 28 /* IP6 Address */ 1672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_LOC 29 /* Location Information */ 1682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NXT 30 /* Next Valid Name in Zone */ 1692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_EID 31 /* Endpoint identifier */ 1702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NIMLOC 32 /* Nimrod locator */ 1712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_SRV 33 /* Server selection */ 1722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_ATMA 34 /* ATM Address */ 1732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NAPTR 35 /* Naming Authority PoinTeR */ 1742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_KX 36 /* Key Exchanger */ 1752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_CERT 37 /* Certificates in the DNS */ 1762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_A6 38 /* IP6 address */ 1772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_DNAME 39 /* non-terminal redirection */ 1782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_SINK 40 /* unknown */ 1792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_OPT 41 /* EDNS0 option (meta-RR) */ 1802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_APL 42 /* lists of address prefixes */ 1812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_DS 43 /* Delegation Signer */ 1822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_SSHFP 44 /* SSH Fingerprint */ 1832949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_IPSECKEY 45 /* IPsec keying material */ 1842949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_RRSIG 46 /* new security signature */ 1852949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_NSEC 47 /* provable insecure information */ 1862949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_DNSKEY 48 /* new security key */ 1872949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* non standard */ 1882949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_SPF 99 /* sender policy framework */ 1892949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_UINFO 100 /* user (finger) information */ 1902949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_UID 101 /* user ID */ 1912949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_GID 102 /* group ID */ 1922949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_UNSPEC 103 /* Unspecified format (binary data) */ 1932949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_UNSPECA 104 /* "unspecified ascii". Ugly MIT hack */ 1942949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* Query type values which do not appear in resource records */ 1952949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_TKEY 249 /* Transaction Key [RFC2930] */ 1962949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_TSIG 250 /* Transaction Signature [RFC2845] */ 1972949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_IXFR 251 /* incremental transfer [RFC1995] */ 1982949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_AXFR 252 /* transfer zone of authority */ 1992949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MAILB 253 /* transfer mailbox records */ 2002949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_MAILA 254 /* transfer mail agent records */ 2012949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define T_ANY 255 /* wildcard match */ 2022949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2032949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2042949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Values for class field 2052949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2062949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2072949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define C_IN 1 /* the arpa internet */ 2082949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define C_CHAOS 3 /* for chaos net (MIT) */ 2092949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define C_HS 4 /* for Hesiod name server (MIT) (XXX) */ 2102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project /* Query class values which do not appear in resource records */ 2112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define C_ANY 255 /* wildcard match */ 2122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define C_QU 0x8000 /* mDNS QU flag in queries */ 2132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define C_CACHE_FLUSH 0x8000 /* mDNS cache flush flag in replies */ 2142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Status return codes for T_UNSPEC conversion routines 2172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define CONV_SUCCESS 0 2192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define CONV_OVERFLOW -1 2202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define CONV_BADFMT -2 2212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define CONV_BADCKSUM -3 2222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define CONV_BADBUFLEN -4 2232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Structure for query header. 2262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projecttypedef struct { 2282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int16_t id; /* query identification number */ 2292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int8_t flags1; /* first byte of flags */ 2302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int8_t flags2; /* second byte of flags */ 2312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int16_t qdcount; /* number of question entries */ 2322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int16_t ancount; /* number of answer entries */ 2332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int16_t nscount; /* number of authority entries */ 2342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int16_t arcount; /* number of resource entries */ 2352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} HEADER; 2362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Macros for subfields of flag fields. 2392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_QR(np) ((np)->flags1 & 0x80) /* response flag */ 2412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_OPCODE(np) ((((np)->flags1) >> 3) & 0xF) /* purpose of message */ 2422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_AA(np) ((np)->flags1 & 0x04) /* authoritative answer */ 2432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_TC(np) ((np)->flags1 & 0x02) /* truncated message */ 2442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_RD(np) ((np)->flags1 & 0x01) /* recursion desired */ 2452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_RA(np) ((np)->flags2 & 0x80) /* recursion available */ 2472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_AD(np) ((np)->flags2 & 0x20) /* authentic data from named */ 2482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_CD(np) ((np)->flags2 & 0x10) /* checking disabled by resolver */ 2492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define DNS_RCODE(np) ((np)->flags2 & 0xF) /* response code */ 2502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Defines for handling compressed domain names, EDNS0 labels, etc. 2532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define INDIR_MASK 0xc0 /* 11.... */ 2552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define EDNS0_MASK 0x40 /* 01.... */ 2562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project# define EDNS0_ELT_BITLABEL 0x01 2572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Structure for passing resource records around. 2602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstruct rrec { 2622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project int16_t r_zone; /* zone number */ 2632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project int16_t r_class; /* class number */ 2642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project int16_t r_type; /* type number */ 2652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project u_int32_t r_ttl; /* time to live */ 2662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project int r_size; /* size of data area */ 2672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project char *r_data; /* pointer to data */ 2682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project}; 2692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 2712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Inline versions of get/put short/long. Pointer is advanced. 2722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * We also assume that a "u_int16_t" holds 2 "chars" 2732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * and that a "u_int32_t" holds 4 "chars". 2742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 2752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * These macros demonstrate the property of C whereby it can be 2762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * portable or it can be elegant but never both. 2772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 2782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define GETSHORT(s, cp) { \ 2792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_char *t_cp = (u_char *)(cp); \ 2802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (s) = ((u_int16_t)t_cp[0] << 8) | (u_int16_t)t_cp[1]; \ 2812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (cp) += 2; \ 2822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 2832949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2842949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define GETLONG(l, cp) { \ 2852949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_char *t_cp = (u_char *)(cp); \ 2862949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (l) = (((u_int32_t)t_cp[0]) << 24) \ 2872949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project | (((u_int32_t)t_cp[1]) << 16) \ 2882949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project | (((u_int32_t)t_cp[2]) << 8) \ 2892949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project | (((u_int32_t)t_cp[3])); \ 2902949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (cp) += 4; \ 2912949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 2922949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 2932949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define PUTSHORT(s, cp) { \ 2942949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int16_t t_s = (u_int16_t)(s); \ 2952949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_char *t_cp = (u_char *)(cp); \ 2962949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *t_cp++ = t_s >> 8; \ 2972949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *t_cp = t_s; \ 2982949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (cp) += 2; \ 2992949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 3002949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 3012949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 3022949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Warning: PUTLONG --no-longer-- destroys its first argument. if you 3032949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * were depending on this "feature", you will lose. 3042949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 3052949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define PUTLONG(l, cp) { \ 3062949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int32_t t_l = (u_int32_t)(l); \ 3072949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_char *t_cp = (u_char *)(cp); \ 3082949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *t_cp++ = t_l >> 24; \ 3092949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *t_cp++ = t_l >> 16; \ 3102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *t_cp++ = t_l >> 8; \ 3112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *t_cp = t_l; \ 3122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (cp) += 4; \ 3132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 3142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 3152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif /* !_NAMESER_H_ */ 316