xref: /openbsd/usr.bin/dig/lib/dns/rdata/generic/lp_107.c (revision 1fb015a8)
15185a700Sflorian /*
25185a700Sflorian  * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
35185a700Sflorian  *
45185a700Sflorian  * Permission to use, copy, modify, and/or distribute this software for any
55185a700Sflorian  * purpose with or without fee is hereby granted, provided that the above
65185a700Sflorian  * copyright notice and this permission notice appear in all copies.
75185a700Sflorian  *
85185a700Sflorian  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
95185a700Sflorian  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
105185a700Sflorian  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
115185a700Sflorian  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
125185a700Sflorian  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
135185a700Sflorian  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
145185a700Sflorian  * PERFORMANCE OF THIS SOFTWARE.
155185a700Sflorian  */
165185a700Sflorian 
175185a700Sflorian #ifndef RDATA_GENERIC_LP_107_C
185185a700Sflorian #define RDATA_GENERIC_LP_107_C
195185a700Sflorian 
205185a700Sflorian #include <string.h>
215185a700Sflorian 
225185a700Sflorian static inline isc_result_t
totext_lp(ARGS_TOTEXT)235185a700Sflorian totext_lp(ARGS_TOTEXT) {
245185a700Sflorian 	isc_region_t region;
255185a700Sflorian 	dns_name_t name;
265185a700Sflorian 	dns_name_t prefix;
27*1fb015a8Sflorian 	int sub;
285185a700Sflorian 	char buf[sizeof("64000")];
295185a700Sflorian 	unsigned short num;
305185a700Sflorian 
315185a700Sflorian 	REQUIRE(rdata->type == dns_rdatatype_lp);
325185a700Sflorian 	REQUIRE(rdata->length != 0);
335185a700Sflorian 
345185a700Sflorian 	dns_name_init(&name, NULL);
355185a700Sflorian 	dns_name_init(&prefix, NULL);
365185a700Sflorian 
375185a700Sflorian 	dns_rdata_toregion(rdata, &region);
385185a700Sflorian 	num = uint16_fromregion(&region);
395185a700Sflorian 	isc_region_consume(&region, 2);
405185a700Sflorian 	snprintf(buf, sizeof(buf), "%u", num);
41873f12b9Sflorian 	RETERR(isc_str_tobuffer(buf, target));
425185a700Sflorian 
43873f12b9Sflorian 	RETERR(isc_str_tobuffer(" ", target));
445185a700Sflorian 
455185a700Sflorian 	dns_name_fromregion(&name, &region);
465185a700Sflorian 	sub = name_prefix(&name, tctx->origin, &prefix);
475185a700Sflorian 	return (dns_name_totext(&prefix, sub, target));
485185a700Sflorian }
495185a700Sflorian 
505185a700Sflorian static inline isc_result_t
fromwire_lp(ARGS_FROMWIRE)515185a700Sflorian fromwire_lp(ARGS_FROMWIRE) {
525185a700Sflorian 	dns_name_t name;
535185a700Sflorian 	isc_region_t sregion;
545185a700Sflorian 
555185a700Sflorian 	REQUIRE(type == dns_rdatatype_lp);
565185a700Sflorian 
575185a700Sflorian 	UNUSED(type);
585185a700Sflorian 	UNUSED(rdclass);
595185a700Sflorian 
605185a700Sflorian 	dns_decompress_setmethods(dctx, DNS_COMPRESS_GLOBAL14);
615185a700Sflorian 
625185a700Sflorian 	dns_name_init(&name, NULL);
635185a700Sflorian 
645185a700Sflorian 	isc_buffer_activeregion(source, &sregion);
655185a700Sflorian 	if (sregion.length < 2)
665185a700Sflorian 		return (ISC_R_UNEXPECTEDEND);
67637d8eb6Sflorian 	RETERR(isc_mem_tobuffer(target, sregion.base, 2));
685185a700Sflorian 	isc_buffer_forward(source, 2);
695185a700Sflorian 	return (dns_name_fromwire(&name, source, dctx, options, target));
705185a700Sflorian }
715185a700Sflorian 
725185a700Sflorian static inline isc_result_t
towire_lp(ARGS_TOWIRE)735185a700Sflorian towire_lp(ARGS_TOWIRE) {
745185a700Sflorian 
755185a700Sflorian 	REQUIRE(rdata->type == dns_rdatatype_lp);
765185a700Sflorian 	REQUIRE(rdata->length != 0);
775185a700Sflorian 
785185a700Sflorian 	UNUSED(cctx);
795185a700Sflorian 
80637d8eb6Sflorian 	return (isc_mem_tobuffer(target, rdata->data, rdata->length));
815185a700Sflorian }
825185a700Sflorian 
835185a700Sflorian #endif	/* RDATA_GENERIC_LP_107_C */
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