1 /* $OpenBSD: res_debug_syms.c,v 1.2 2015/10/05 02:57:16 guenther Exp $ */ 2 3 /* 4 * ++Copyright++ 1985, 1990, 1993 5 * - 6 * Copyright (c) 1985, 1990, 1993 7 * The Regents of the University of California. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * - 33 * Portions Copyright (c) 1993 by Digital Equipment Corporation. 34 * 35 * Permission to use, copy, modify, and distribute this software for any 36 * purpose with or without fee is hereby granted, provided that the above 37 * copyright notice and this permission notice appear in all copies, and that 38 * the name of Digital Equipment Corporation not be used in advertising or 39 * publicity pertaining to distribution of the document or software without 40 * specific, written prior permission. 41 * 42 * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL 43 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES 44 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT 45 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 46 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 47 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS 48 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 49 * SOFTWARE. 50 * - 51 * Portions Copyright (c) 1995 by International Business Machines, Inc. 52 * 53 * International Business Machines, Inc. (hereinafter called IBM) grants 54 * permission under its copyrights to use, copy, modify, and distribute this 55 * Software with or without fee, provided that the above copyright notice and 56 * all paragraphs of this notice appear in all copies, and that the name of IBM 57 * not be used in connection with the marketing of any product incorporating 58 * the Software or modifications thereof, without specific, written prior 59 * permission. 60 * 61 * To the extent it has a right to do so, IBM grants an immunity from suit 62 * under its patents, if any, for the use, sale or manufacture of products to 63 * the extent that such products are used for performing Domain Name System 64 * dynamic updates in TCP/IP networks by means of the Software. No immunity is 65 * granted for any product per se or for any other function of any product. 66 * 67 * THE SOFTWARE IS PROVIDED "AS IS", AND IBM DISCLAIMS ALL WARRANTIES, 68 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 69 * PARTICULAR PURPOSE. IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL, 70 * DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER ARISING 71 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE, EVEN 72 * IF IBM IS APPRISED OF THE POSSIBILITY OF SUCH DAMAGES. 73 * --Copyright-- 74 */ 75 76 77 #include <sys/types.h> 78 #include <netinet/in.h> 79 #include <arpa/nameser.h> 80 81 #include <resolv.h> 82 #include <stdio.h> 83 84 /* 85 * Names of RR classes and qclasses. Classes and qclasses are the same, except 86 * that C_ANY is a qclass but not a class. (You can ask for records of class 87 * C_ANY, but you can't have any records of that class in the database.) 88 */ 89 const struct res_sym __p_class_syms[] = { 90 {C_IN, "IN"}, 91 {C_CHAOS, "CHAOS"}, 92 {C_HS, "HS"}, 93 {C_HS, "HESIOD"}, 94 {C_ANY, "ANY"}, 95 {C_IN, (char *)0} 96 }; 97 98 /* 99 * Names of RR types and qtypes. Types and qtypes are the same, except 100 * that T_ANY is a qtype but not a type. (You can ask for records of type 101 * T_ANY, but you can't have any records of that type in the database.) 102 */ 103 const struct res_sym __p_type_syms[] = { 104 {T_A, "A", "address"}, 105 {T_NS, "NS", "name server"}, 106 {T_MD, "MD", "mail destination (deprecated)"}, 107 {T_MF, "MF", "mail forwarder (deprecated)"}, 108 {T_CNAME, "CNAME", "canonical name"}, 109 {T_SOA, "SOA", "start of authority"}, 110 {T_MB, "MB", "mailbox"}, 111 {T_MG, "MG", "mail group member"}, 112 {T_MR, "MR", "mail rename"}, 113 {T_NULL, "NULL", "null"}, 114 {T_WKS, "WKS", "well-known service (deprecated)"}, 115 {T_PTR, "PTR", "domain name pointer"}, 116 {T_HINFO, "HINFO", "host information"}, 117 {T_MINFO, "MINFO", "mailbox information"}, 118 {T_MX, "MX", "mail exchanger"}, 119 {T_TXT, "TXT", "text"}, 120 {T_RP, "RP", "responsible person"}, 121 {T_AFSDB, "AFSDB", "DCE or AFS server"}, 122 {T_X25, "X25", "X25 address"}, 123 {T_ISDN, "ISDN", "ISDN address"}, 124 {T_RT, "RT", "router"}, 125 {T_NSAP, "NSAP", "nsap address"}, 126 {T_NSAP_PTR, "NSAP_PTR", "domain name pointer"}, 127 {T_SIG, "SIG", "signature"}, 128 {T_KEY, "KEY", "key"}, 129 {T_PX, "PX", "mapping information"}, 130 {T_GPOS, "GPOS", "geographical position (withdrawn)"}, 131 {T_AAAA, "AAAA", "IPv6 address"}, 132 {T_LOC, "LOC", "location"}, 133 {T_NXT, "NXT", "next valid name (unimplemented)"}, 134 {T_EID, "EID", "endpoint identifier (unimplemented)"}, 135 {T_NIMLOC, "NIMLOC", "NIMROD locator (unimplemented)"}, 136 {T_SRV, "SRV", "server selection"}, 137 {T_ATMA, "ATMA", "ATM address (unimplemented)"}, 138 {T_IXFR, "IXFR", "incremental zone transfer"}, 139 {T_AXFR, "AXFR", "zone transfer"}, 140 {T_MAILB, "MAILB", "mailbox-related data (deprecated)"}, 141 {T_MAILA, "MAILA", "mail agent (deprecated)"}, 142 {T_UINFO, "UINFO", "user information (nonstandard)"}, 143 {T_UID, "UID", "user ID (nonstandard)"}, 144 {T_GID, "GID", "group ID (nonstandard)"}, 145 {T_NAPTR, "NAPTR", "URN Naming Authority"}, 146 #ifdef ALLOW_T_UNSPEC 147 {T_UNSPEC, "UNSPEC", "unspecified data (nonstandard)"}, 148 #endif /* ALLOW_T_UNSPEC */ 149 {T_ANY, "ANY", "\"any\""}, 150 {0, NULL, NULL} 151 }; 152 153 const char * 154 __sym_ntos(const struct res_sym *syms, int number, int *success) 155 { 156 static char unname[20]; 157 158 for (; syms->name != 0; syms++) { 159 if (number == syms->number) { 160 if (success) 161 *success = 1; 162 return (syms->name); 163 } 164 } 165 166 snprintf(unname, sizeof unname, "%d", number); 167 if (success) 168 *success = 0; 169 return (unname); 170 } 171 DEF_STRONG(__sym_ntos); 172 173 /* 174 * Return a string for the type 175 */ 176 const char * 177 __p_type(int type) 178 { 179 return (__sym_ntos (__p_type_syms, type, (int *)0)); 180 } 181 DEF_STRONG(__p_type); 182 183 /* 184 * Return a mnemonic for class 185 */ 186 const char * 187 __p_class(int class) 188 { 189 return (__sym_ntos (__p_class_syms, class, (int *)0)); 190 } 191 DEF_STRONG(__p_class); 192 193