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 *
__sym_ntos(const struct res_sym * syms,int number,int * success)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 *
__p_type(int type)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 *
__p_class(int class)187 __p_class(int class)
188 {
189 return (__sym_ntos (__p_class_syms, class, (int *)0));
190 }
191 DEF_STRONG(__p_class);
192
193