2 * Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 1999-2001, 2003 Internet Software Consortium.
5 * Permission to use, copy, modify, and 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.
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.
18 /* $Id: srv_33.c,v 1.36.2.3 2004/03/09 06:11:38 marka Exp $ */
20 /* Reviewed: Fri Mar 17 13:01:00 PST 2000 by bwelling */
24 #ifndef RDATA_IN_1_SRV_33_C
25 #define RDATA_IN_1_SRV_33_C
27 #define RRTYPE_SRV_ATTRIBUTES (0)
29 static inline isc_result_t
30 fromtext_in_srv(ARGS_FROMTEXT
) {
36 REQUIRE(rdclass
== 1);
45 RETERR(isc_lex_getmastertoken(lexer
, &token
, isc_tokentype_number
,
47 if (token
.value
.as_ulong
> 0xffffU
)
49 RETERR(uint16_tobuffer(token
.value
.as_ulong
, target
));
54 RETERR(isc_lex_getmastertoken(lexer
, &token
, isc_tokentype_number
,
56 if (token
.value
.as_ulong
> 0xffffU
)
58 RETERR(uint16_tobuffer(token
.value
.as_ulong
, target
));
63 RETERR(isc_lex_getmastertoken(lexer
, &token
, isc_tokentype_number
,
65 if (token
.value
.as_ulong
> 0xffffU
)
67 RETERR(uint16_tobuffer(token
.value
.as_ulong
, target
));
72 RETERR(isc_lex_getmastertoken(lexer
, &token
, isc_tokentype_string
,
74 dns_name_init(&name
, NULL
);
75 buffer_fromregion(&buffer
, &token
.value
.as_region
);
76 origin
= (origin
!= NULL
) ? origin
: dns_rootname
;
77 RETTOK(dns_name_fromtext(&name
, &buffer
, origin
, downcase
, target
));
78 return (ISC_R_SUCCESS
);
81 static inline isc_result_t
82 totext_in_srv(ARGS_TOTEXT
) {
87 char buf
[sizeof "64000"];
90 REQUIRE(rdata
->type
== 33);
91 REQUIRE(rdata
->rdclass
== 1);
92 REQUIRE(rdata
->length
!= 0);
94 dns_name_init(&name
, NULL
);
95 dns_name_init(&prefix
, NULL
);
100 dns_rdata_toregion(rdata
, ®ion
);
101 num
= uint16_fromregion(®ion
);
102 isc_region_consume(®ion
, 2);
103 sprintf(buf
, "%u", num
);
104 RETERR(str_totext(buf
, target
));
105 RETERR(str_totext(" ", target
));
110 num
= uint16_fromregion(®ion
);
111 isc_region_consume(®ion
, 2);
112 sprintf(buf
, "%u", num
);
113 RETERR(str_totext(buf
, target
));
114 RETERR(str_totext(" ", target
));
119 num
= uint16_fromregion(®ion
);
120 isc_region_consume(®ion
, 2);
121 sprintf(buf
, "%u", num
);
122 RETERR(str_totext(buf
, target
));
123 RETERR(str_totext(" ", target
));
128 dns_name_fromregion(&name
, ®ion
);
129 sub
= name_prefix(&name
, tctx
->origin
, &prefix
);
130 return (dns_name_totext(&prefix
, sub
, target
));
133 static inline isc_result_t
134 fromwire_in_srv(ARGS_FROMWIRE
) {
139 REQUIRE(rdclass
== 1);
144 dns_decompress_setmethods(dctx
, DNS_COMPRESS_NONE
);
146 dns_name_init(&name
, NULL
);
149 * Priority, weight, port.
151 isc_buffer_activeregion(source
, &sr
);
153 return (ISC_R_UNEXPECTEDEND
);
154 RETERR(mem_tobuffer(target
, sr
.base
, 6));
155 isc_buffer_forward(source
, 6);
160 return (dns_name_fromwire(&name
, source
, dctx
, downcase
, target
));
163 static inline isc_result_t
164 towire_in_srv(ARGS_TOWIRE
) {
166 dns_offsets_t offsets
;
169 REQUIRE(rdata
->type
== 33);
170 REQUIRE(rdata
->length
!= 0);
172 dns_compress_setmethods(cctx
, DNS_COMPRESS_NONE
);
174 * Priority, weight, port.
176 dns_rdata_toregion(rdata
, &sr
);
177 RETERR(mem_tobuffer(target
, sr
.base
, 6));
178 isc_region_consume(&sr
, 6);
183 dns_name_init(&name
, offsets
);
184 dns_name_fromregion(&name
, &sr
);
185 return (dns_name_towire(&name
, cctx
, target
));
189 compare_in_srv(ARGS_COMPARE
) {
192 isc_region_t region1
;
193 isc_region_t region2
;
196 REQUIRE(rdata1
->type
== rdata2
->type
);
197 REQUIRE(rdata1
->rdclass
== rdata2
->rdclass
);
198 REQUIRE(rdata1
->type
== 33);
199 REQUIRE(rdata1
->rdclass
== 1);
200 REQUIRE(rdata1
->length
!= 0);
201 REQUIRE(rdata2
->length
!= 0);
204 * Priority, weight, port.
206 order
= memcmp(rdata1
->data
, rdata2
->data
, 6);
208 return (order
< 0 ? -1 : 1);
213 dns_name_init(&name1
, NULL
);
214 dns_name_init(&name2
, NULL
);
216 dns_rdata_toregion(rdata1
, ®ion1
);
217 dns_rdata_toregion(rdata2
, ®ion2
);
219 isc_region_consume(®ion1
, 6);
220 isc_region_consume(®ion2
, 6);
222 dns_name_fromregion(&name1
, ®ion1
);
223 dns_name_fromregion(&name2
, ®ion2
);
225 return (dns_name_rdatacompare(&name1
, &name2
));
228 static inline isc_result_t
229 fromstruct_in_srv(ARGS_FROMSTRUCT
) {
230 dns_rdata_in_srv_t
*srv
= source
;
234 REQUIRE(rdclass
== 1);
235 REQUIRE(source
!= NULL
);
236 REQUIRE(srv
->common
.rdtype
== type
);
237 REQUIRE(srv
->common
.rdclass
== rdclass
);
242 RETERR(uint16_tobuffer(srv
->priority
, target
));
243 RETERR(uint16_tobuffer(srv
->weight
, target
));
244 RETERR(uint16_tobuffer(srv
->port
, target
));
245 dns_name_toregion(&srv
->target
, ®ion
);
246 return (isc_buffer_copyregion(target
, ®ion
));
249 static inline isc_result_t
250 tostruct_in_srv(ARGS_TOSTRUCT
) {
252 dns_rdata_in_srv_t
*srv
= target
;
255 REQUIRE(rdata
->rdclass
== 1);
256 REQUIRE(rdata
->type
== 33);
257 REQUIRE(target
!= NULL
);
258 REQUIRE(rdata
->length
!= 0);
260 srv
->common
.rdclass
= rdata
->rdclass
;
261 srv
->common
.rdtype
= rdata
->type
;
262 ISC_LINK_INIT(&srv
->common
, link
);
264 dns_name_init(&name
, NULL
);
265 dns_rdata_toregion(rdata
, ®ion
);
266 srv
->priority
= uint16_fromregion(®ion
);
267 isc_region_consume(®ion
, 2);
268 srv
->weight
= uint16_fromregion(®ion
);
269 isc_region_consume(®ion
, 2);
270 srv
->port
= uint16_fromregion(®ion
);
271 isc_region_consume(®ion
, 2);
272 dns_name_fromregion(&name
, ®ion
);
273 dns_name_init(&srv
->target
, NULL
);
274 RETERR(name_duporclone(&name
, mctx
, &srv
->target
));
276 return (ISC_R_SUCCESS
);
280 freestruct_in_srv(ARGS_FREESTRUCT
) {
281 dns_rdata_in_srv_t
*srv
= source
;
283 REQUIRE(source
!= NULL
);
284 REQUIRE(srv
->common
.rdclass
== 1);
285 REQUIRE(srv
->common
.rdtype
== 33);
287 if (srv
->mctx
== NULL
)
290 dns_name_free(&srv
->target
, srv
->mctx
);
294 static inline isc_result_t
295 additionaldata_in_srv(ARGS_ADDLDATA
) {
297 dns_offsets_t offsets
;
300 REQUIRE(rdata
->type
== 33);
301 REQUIRE(rdata
->rdclass
== 1);
303 dns_name_init(&name
, offsets
);
304 dns_rdata_toregion(rdata
, ®ion
);
305 isc_region_consume(®ion
, 6);
306 dns_name_fromregion(&name
, ®ion
);
308 return ((add
)(arg
, &name
, dns_rdatatype_a
));
311 static inline isc_result_t
312 digest_in_srv(ARGS_DIGEST
) {
316 REQUIRE(rdata
->type
== 33);
317 REQUIRE(rdata
->rdclass
== 1);
319 dns_rdata_toregion(rdata
, &r1
);
321 isc_region_consume(&r2
, 6);
323 RETERR((digest
)(arg
, &r1
));
324 dns_name_init(&name
, NULL
);
325 dns_name_fromregion(&name
, &r2
);
326 return (dns_name_digest(&name
, digest
, arg
));
329 #endif /* RDATA_IN_1_SRV_33_C */