/* $NetBSD: gpos_27.c,v 1.1.4.2 2024/02/29 11:38:52 martin Exp $ */ /* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * SPDX-License-Identifier: MPL-2.0 * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, you can obtain one at https://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ /* RFC1712 */ #ifndef RDATA_GENERIC_GPOS_27_C #define RDATA_GENERIC_GPOS_27_C #define RRTYPE_GPOS_ATTRIBUTES (0) static isc_result_t fromtext_gpos(ARGS_FROMTEXT) { isc_token_t token; int i; REQUIRE(type == dns_rdatatype_gpos); UNUSED(type); UNUSED(rdclass); UNUSED(origin); UNUSED(options); UNUSED(callbacks); for (i = 0; i < 3; i++) { RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_qstring, false)); RETTOK(txt_fromtext(&token.value.as_textregion, target)); } return (ISC_R_SUCCESS); } static isc_result_t totext_gpos(ARGS_TOTEXT) { isc_region_t region; int i; REQUIRE(rdata->type == dns_rdatatype_gpos); REQUIRE(rdata->length != 0); UNUSED(tctx); dns_rdata_toregion(rdata, ®ion); for (i = 0; i < 3; i++) { RETERR(txt_totext(®ion, true, target)); if (i != 2) { RETERR(str_totext(" ", target)); } } return (ISC_R_SUCCESS); } static isc_result_t fromwire_gpos(ARGS_FROMWIRE) { int i; REQUIRE(type == dns_rdatatype_gpos); UNUSED(type); UNUSED(dctx); UNUSED(rdclass); UNUSED(options); for (i = 0; i < 3; i++) { RETERR(txt_fromwire(source, target)); } return (ISC_R_SUCCESS); } static isc_result_t towire_gpos(ARGS_TOWIRE) { REQUIRE(rdata->type == dns_rdatatype_gpos); REQUIRE(rdata->length != 0); UNUSED(cctx); return (mem_tobuffer(target, rdata->data, rdata->length)); } static int compare_gpos(ARGS_COMPARE) { isc_region_t r1; isc_region_t r2; REQUIRE(rdata1->type == rdata2->type); REQUIRE(rdata1->rdclass == rdata2->rdclass); REQUIRE(rdata1->type == dns_rdatatype_gpos); REQUIRE(rdata1->length != 0); REQUIRE(rdata2->length != 0); dns_rdata_toregion(rdata1, &r1); dns_rdata_toregion(rdata2, &r2); return (isc_region_compare(&r1, &r2)); } static isc_result_t fromstruct_gpos(ARGS_FROMSTRUCT) { dns_rdata_gpos_t *gpos = source; REQUIRE(type == dns_rdatatype_gpos); REQUIRE(gpos != NULL); REQUIRE(gpos->common.rdtype == type); REQUIRE(gpos->common.rdclass == rdclass); UNUSED(type); UNUSED(rdclass); RETERR(uint8_tobuffer(gpos->long_len, target)); RETERR(mem_tobuffer(target, gpos->longitude, gpos->long_len)); RETERR(uint8_tobuffer(gpos->lat_len, target)); RETERR(mem_tobuffer(target, gpos->latitude, gpos->lat_len)); RETERR(uint8_tobuffer(gpos->alt_len, target)); return (mem_tobuffer(target, gpos->altitude, gpos->alt_len)); } static isc_result_t tostruct_gpos(ARGS_TOSTRUCT) { dns_rdata_gpos_t *gpos = target; isc_region_t region; REQUIRE(rdata->type == dns_rdatatype_gpos); REQUIRE(gpos != NULL); REQUIRE(rdata->length != 0); gpos->common.rdclass = rdata->rdclass; gpos->common.rdtype = rdata->type; ISC_LINK_INIT(&gpos->common, link); dns_rdata_toregion(rdata, ®ion); gpos->long_len = uint8_fromregion(®ion); isc_region_consume(®ion, 1); gpos->longitude = mem_maybedup(mctx, region.base, gpos->long_len); if (gpos->longitude == NULL) { return (ISC_R_NOMEMORY); } isc_region_consume(®ion, gpos->long_len); gpos->lat_len = uint8_fromregion(®ion); isc_region_consume(®ion, 1); gpos->latitude = mem_maybedup(mctx, region.base, gpos->lat_len); if (gpos->latitude == NULL) { goto cleanup_longitude; } isc_region_consume(®ion, gpos->lat_len); gpos->alt_len = uint8_fromregion(®ion); isc_region_consume(®ion, 1); if (gpos->lat_len > 0) { gpos->altitude = mem_maybedup(mctx, region.base, gpos->alt_len); if (gpos->altitude == NULL) { goto cleanup_latitude; } } else { gpos->altitude = NULL; } gpos->mctx = mctx; return (ISC_R_SUCCESS); cleanup_latitude: if (mctx != NULL && gpos->longitude != NULL) { isc_mem_free(mctx, gpos->longitude); } cleanup_longitude: if (mctx != NULL && gpos->latitude != NULL) { isc_mem_free(mctx, gpos->latitude); } return (ISC_R_NOMEMORY); } static void freestruct_gpos(ARGS_FREESTRUCT) { dns_rdata_gpos_t *gpos = source; REQUIRE(gpos != NULL); REQUIRE(gpos->common.rdtype == dns_rdatatype_gpos); if (gpos->mctx == NULL) { return; } if (gpos->longitude != NULL) { isc_mem_free(gpos->mctx, gpos->longitude); } if (gpos->latitude != NULL) { isc_mem_free(gpos->mctx, gpos->latitude); } if (gpos->altitude != NULL) { isc_mem_free(gpos->mctx, gpos->altitude); } gpos->mctx = NULL; } static isc_result_t additionaldata_gpos(ARGS_ADDLDATA) { REQUIRE(rdata->type == dns_rdatatype_gpos); UNUSED(rdata); UNUSED(add); UNUSED(arg); return (ISC_R_SUCCESS); } static isc_result_t digest_gpos(ARGS_DIGEST) { isc_region_t r; REQUIRE(rdata->type == dns_rdatatype_gpos); dns_rdata_toregion(rdata, &r); return ((digest)(arg, &r)); } static bool checkowner_gpos(ARGS_CHECKOWNER) { REQUIRE(type == dns_rdatatype_gpos); UNUSED(name); UNUSED(type); UNUSED(rdclass); UNUSED(wildcard); return (true); } static bool checknames_gpos(ARGS_CHECKNAMES) { REQUIRE(rdata->type == dns_rdatatype_gpos); UNUSED(rdata); UNUSED(owner); UNUSED(bad); return (true); } static int casecompare_gpos(ARGS_COMPARE) { return (compare_gpos(rdata1, rdata2)); } #endif /* RDATA_GENERIC_GPOS_27_C */