1 /*
2  * Copyright (C) 2004, 2007, 2009, 2015  Internet Systems Consortium, Inc. ("ISC")
3  * Copyright (C) 1999-2002  Internet Software Consortium.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15  * PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 /* $Id: unspec_103.c,v 1.37 2009/12/04 22:06:37 tbox Exp $ */
19 
20 #ifndef RDATA_GENERIC_UNSPEC_103_C
21 #define RDATA_GENERIC_UNSPEC_103_C
22 
23 #define RRTYPE_UNSPEC_ATTRIBUTES (0)
24 
25 static inline isc_result_t
fromtext_unspec(ARGS_FROMTEXT)26 fromtext_unspec(ARGS_FROMTEXT) {
27 
28 	REQUIRE(type == dns_rdatatype_unspec);
29 
30 	UNUSED(type);
31 	UNUSED(rdclass);
32 	UNUSED(origin);
33 	UNUSED(options);
34 	UNUSED(callbacks);
35 
36 	return (atob_tobuffer(lexer, target));
37 }
38 
39 static inline isc_result_t
totext_unspec(ARGS_TOTEXT)40 totext_unspec(ARGS_TOTEXT) {
41 
42 	REQUIRE(rdata->type == dns_rdatatype_unspec);
43 
44 	UNUSED(tctx);
45 
46 	return (btoa_totext(rdata->data, rdata->length, target));
47 }
48 
49 static inline isc_result_t
fromwire_unspec(ARGS_FROMWIRE)50 fromwire_unspec(ARGS_FROMWIRE) {
51 	isc_region_t sr;
52 
53 	REQUIRE(type == dns_rdatatype_unspec);
54 
55 	UNUSED(type);
56 	UNUSED(rdclass);
57 	UNUSED(dctx);
58 	UNUSED(options);
59 
60 	isc_buffer_activeregion(source, &sr);
61 	isc_buffer_forward(source, sr.length);
62 	return (mem_tobuffer(target, sr.base, sr.length));
63 }
64 
65 static inline isc_result_t
towire_unspec(ARGS_TOWIRE)66 towire_unspec(ARGS_TOWIRE) {
67 
68 	REQUIRE(rdata->type == dns_rdatatype_unspec);
69 
70 	UNUSED(cctx);
71 
72 	return (mem_tobuffer(target, rdata->data, rdata->length));
73 }
74 
75 static inline int
compare_unspec(ARGS_COMPARE)76 compare_unspec(ARGS_COMPARE) {
77 	isc_region_t r1;
78 	isc_region_t r2;
79 
80 	REQUIRE(rdata1->type == rdata2->type);
81 	REQUIRE(rdata1->rdclass == rdata2->rdclass);
82 	REQUIRE(rdata1->type == dns_rdatatype_unspec);
83 
84 	dns_rdata_toregion(rdata1, &r1);
85 	dns_rdata_toregion(rdata2, &r2);
86 	return (isc_region_compare(&r1, &r2));
87 }
88 
89 static inline isc_result_t
fromstruct_unspec(ARGS_FROMSTRUCT)90 fromstruct_unspec(ARGS_FROMSTRUCT) {
91 	dns_rdata_unspec_t *unspec = source;
92 
93 	REQUIRE(type == dns_rdatatype_unspec);
94 	REQUIRE(source != NULL);
95 	REQUIRE(unspec->common.rdtype == type);
96 	REQUIRE(unspec->common.rdclass == rdclass);
97 	REQUIRE(unspec->data != NULL || unspec->datalen == 0);
98 
99 	UNUSED(type);
100 	UNUSED(rdclass);
101 
102 	return (mem_tobuffer(target, unspec->data, unspec->datalen));
103 }
104 
105 static inline isc_result_t
tostruct_unspec(ARGS_TOSTRUCT)106 tostruct_unspec(ARGS_TOSTRUCT) {
107 	dns_rdata_unspec_t *unspec = target;
108 	isc_region_t r;
109 
110 	REQUIRE(rdata->type == dns_rdatatype_unspec);
111 	REQUIRE(target != NULL);
112 
113 	unspec->common.rdclass = rdata->rdclass;
114 	unspec->common.rdtype = rdata->type;
115 	ISC_LINK_INIT(&unspec->common, link);
116 
117 	dns_rdata_toregion(rdata, &r);
118 	unspec->datalen = r.length;
119 	unspec->data = mem_maybedup(mctx, r.base, r.length);
120 	if (unspec->data == NULL)
121 		return (ISC_R_NOMEMORY);
122 
123 	unspec->mctx = mctx;
124 	return (ISC_R_SUCCESS);
125 }
126 
127 static inline void
freestruct_unspec(ARGS_FREESTRUCT)128 freestruct_unspec(ARGS_FREESTRUCT) {
129 	dns_rdata_unspec_t *unspec = source;
130 
131 	REQUIRE(source != NULL);
132 	REQUIRE(unspec->common.rdtype == dns_rdatatype_unspec);
133 
134 	if (unspec->mctx == NULL)
135 		return;
136 
137 	if (unspec->data != NULL)
138 		isc_mem_free(unspec->mctx, unspec->data);
139 	unspec->mctx = NULL;
140 }
141 
142 static inline isc_result_t
additionaldata_unspec(ARGS_ADDLDATA)143 additionaldata_unspec(ARGS_ADDLDATA) {
144 	REQUIRE(rdata->type == dns_rdatatype_unspec);
145 
146 	UNUSED(rdata);
147 	UNUSED(add);
148 	UNUSED(arg);
149 
150 	return (ISC_R_SUCCESS);
151 }
152 
153 static inline isc_result_t
digest_unspec(ARGS_DIGEST)154 digest_unspec(ARGS_DIGEST) {
155 	isc_region_t r;
156 
157 	REQUIRE(rdata->type == dns_rdatatype_unspec);
158 
159 	dns_rdata_toregion(rdata, &r);
160 
161 	return ((digest)(arg, &r));
162 }
163 
164 static inline isc_boolean_t
checkowner_unspec(ARGS_CHECKOWNER)165 checkowner_unspec(ARGS_CHECKOWNER) {
166 
167 	REQUIRE(type == dns_rdatatype_unspec);
168 
169 	UNUSED(name);
170 	UNUSED(type);
171 	UNUSED(rdclass);
172 	UNUSED(wildcard);
173 
174 	return (ISC_TRUE);
175 }
176 
177 static inline isc_boolean_t
checknames_unspec(ARGS_CHECKNAMES)178 checknames_unspec(ARGS_CHECKNAMES) {
179 
180 	REQUIRE(rdata->type == dns_rdatatype_unspec);
181 
182 	UNUSED(rdata);
183 	UNUSED(owner);
184 	UNUSED(bad);
185 
186 	return (ISC_TRUE);
187 }
188 
189 static inline int
casecompare_unspec(ARGS_COMPARE)190 casecompare_unspec(ARGS_COMPARE) {
191 	return (compare_unspec(rdata1, rdata2));
192 }
193 
194 #endif	/* RDATA_GENERIC_UNSPEC_103_C */
195