nid_104.c revision 267654 
1/*
2 * Copyright (C) 2013, 2014  Internet Systems Consortium, Inc. ("ISC")
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
9 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
10 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
11 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
12 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
13 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
14 * PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#ifndef RDATA_GENERIC_NID_104_C
18#define RDATA_GENERIC_NID_104_C
19
20#include <string.h>
21
22#include <isc/net.h>
23
24#define RRTYPE_NID_ATTRIBUTES (0)
25
26static inline isc_result_t
27fromtext_nid(ARGS_FROMTEXT) {
28	isc_token_t token;
29	unsigned char locator[NS_LOCATORSZ];
30
31	REQUIRE(type == 104);
32
33	UNUSED(type);
34	UNUSED(rdclass);
35	UNUSED(origin);
36	UNUSED(options);
37	UNUSED(callbacks);
38
39	RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
40				      ISC_FALSE));
41	if (token.value.as_ulong > 0xffffU)
42		RETTOK(ISC_R_RANGE);
43	RETERR(uint16_tobuffer(token.value.as_ulong, target));
44
45	RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
46				      ISC_FALSE));
47
48	if (locator_pton(DNS_AS_STR(token), locator) != 1)
49		RETTOK(DNS_R_SYNTAX);
50	return (mem_tobuffer(target, locator, NS_LOCATORSZ));
51}
52
53static inline isc_result_t
54totext_nid(ARGS_TOTEXT) {
55	isc_region_t region;
56	char buf[sizeof("xxxx:xxxx:xxxx:xxxx")];
57	unsigned short num;
58
59	REQUIRE(rdata->type == 104);
60	REQUIRE(rdata->length != 0);
61
62	UNUSED(tctx);
63
64	dns_rdata_toregion(rdata, &region);
65	num = uint16_fromregion(&region);
66	isc_region_consume(&region, 2);
67	sprintf(buf, "%u", num);
68	RETERR(str_totext(buf, target));
69
70	RETERR(str_totext(" ", target));
71
72	sprintf(buf, "%x:%x:%x:%x",
73		region.base[0]<<8 | region.base[1],
74		region.base[2]<<8 | region.base[3],
75		region.base[4]<<8 | region.base[5],
76		region.base[6]<<8 | region.base[7]);
77	return (str_totext(buf, target));
78}
79
80static inline isc_result_t
81fromwire_nid(ARGS_FROMWIRE) {
82	isc_region_t sregion;
83
84	REQUIRE(type == 104);
85
86	UNUSED(type);
87	UNUSED(options);
88	UNUSED(rdclass);
89	UNUSED(dctx);
90
91	isc_buffer_activeregion(source, &sregion);
92	if (sregion.length != 10)
93		return (DNS_R_FORMERR);
94	isc_buffer_forward(source, sregion.length);
95	return (mem_tobuffer(target, sregion.base, sregion.length));
96}
97
98static inline isc_result_t
99towire_nid(ARGS_TOWIRE) {
100
101	REQUIRE(rdata->type == 104);
102	REQUIRE(rdata->length == 10);
103
104	UNUSED(cctx);
105
106	return (mem_tobuffer(target, rdata->data, rdata->length));
107}
108
109static inline int
110compare_nid(ARGS_COMPARE) {
111	isc_region_t region1;
112	isc_region_t region2;
113
114	REQUIRE(rdata1->type == rdata2->type);
115	REQUIRE(rdata1->rdclass == rdata2->rdclass);
116	REQUIRE(rdata1->type == 104);
117	REQUIRE(rdata1->length == 10);
118	REQUIRE(rdata2->length == 10);
119
120	dns_rdata_toregion(rdata1, &region1);
121	dns_rdata_toregion(rdata2, &region2);
122	return (isc_region_compare(&region1, &region2));
123}
124
125static inline isc_result_t
126fromstruct_nid(ARGS_FROMSTRUCT) {
127	dns_rdata_nid_t *nid = source;
128
129	REQUIRE(type == 104);
130	REQUIRE(source != NULL);
131	REQUIRE(nid->common.rdtype == type);
132	REQUIRE(nid->common.rdclass == rdclass);
133
134	UNUSED(type);
135	UNUSED(rdclass);
136
137	RETERR(uint16_tobuffer(nid->pref, target));
138	return (mem_tobuffer(target, nid->nid, sizeof(nid->nid)));
139}
140
141static inline isc_result_t
142tostruct_nid(ARGS_TOSTRUCT) {
143	isc_region_t region;
144	dns_rdata_nid_t *nid = target;
145
146	REQUIRE(rdata->type == 104);
147	REQUIRE(target != NULL);
148	REQUIRE(rdata->length == 10);
149
150	UNUSED(mctx);
151
152	nid->common.rdclass = rdata->rdclass;
153	nid->common.rdtype = rdata->type;
154	ISC_LINK_INIT(&nid->common, link);
155
156	dns_rdata_toregion(rdata, &region);
157	nid->pref = uint16_fromregion(&region);
158	memmove(nid->nid, region.base, region.length);
159	return (ISC_R_SUCCESS);
160}
161
162static inline void
163freestruct_nid(ARGS_FREESTRUCT) {
164	dns_rdata_nid_t *nid = source;
165
166	REQUIRE(source != NULL);
167	REQUIRE(nid->common.rdtype == 104);
168
169	return;
170}
171
172static inline isc_result_t
173additionaldata_nid(ARGS_ADDLDATA) {
174
175	REQUIRE(rdata->type == 104);
176	REQUIRE(rdata->length == 10);
177
178	UNUSED(rdata);
179	UNUSED(add);
180	UNUSED(arg);
181
182	return (ISC_R_SUCCESS);
183}
184
185static inline isc_result_t
186digest_nid(ARGS_DIGEST) {
187	isc_region_t r;
188
189	REQUIRE(rdata->type == 104);
190	REQUIRE(rdata->length == 10);
191
192	dns_rdata_toregion(rdata, &r);
193
194	return ((digest)(arg, &r));
195}
196
197static inline isc_boolean_t
198checkowner_nid(ARGS_CHECKOWNER) {
199
200	REQUIRE(type == 104);
201
202	UNUSED(name);
203	UNUSED(type);
204	UNUSED(rdclass);
205	UNUSED(wildcard);
206
207	return (ISC_TRUE);
208}
209
210static inline isc_boolean_t
211checknames_nid(ARGS_CHECKNAMES) {
212
213	REQUIRE(rdata->type == 104);
214	REQUIRE(rdata->length == 10);
215
216	UNUSED(rdata);
217	UNUSED(owner);
218	UNUSED(bad);
219
220	return (ISC_TRUE);
221}
222
223static inline int
224casecompare_nid(ARGS_COMPARE) {
225	return (compare_nid(rdata1, rdata2));
226}
227
228#endif	/* RDATA_GENERIC_NID_104_C */
229