/* $NetBSD: hinfo_13.c,v 1.7.2.1 2024/02/25 15:47:02 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. */ #pragma once #define RRTYPE_HINFO_ATTRIBUTES (0) static isc_result_t fromtext_hinfo(ARGS_FROMTEXT) { isc_token_t token; int i; UNUSED(type); UNUSED(rdclass); UNUSED(origin); UNUSED(options); UNUSED(callbacks); REQUIRE(type == dns_rdatatype_hinfo); for (i = 0; i < 2; 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_hinfo(ARGS_TOTEXT) { isc_region_t region; UNUSED(tctx); REQUIRE(rdata->type == dns_rdatatype_hinfo); REQUIRE(rdata->length != 0); dns_rdata_toregion(rdata, ®ion); RETERR(txt_totext(®ion, true, target)); RETERR(str_totext(" ", target)); return (txt_totext(®ion, true, target)); } static isc_result_t fromwire_hinfo(ARGS_FROMWIRE) { REQUIRE(type == dns_rdatatype_hinfo); UNUSED(type); UNUSED(dctx); UNUSED(rdclass); UNUSED(options); RETERR(txt_fromwire(source, target)); return (txt_fromwire(source, target)); } static isc_result_t towire_hinfo(ARGS_TOWIRE) { UNUSED(cctx); REQUIRE(rdata->type == dns_rdatatype_hinfo); REQUIRE(rdata->length != 0); return (mem_tobuffer(target, rdata->data, rdata->length)); } static int compare_hinfo(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_hinfo); 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_hinfo(ARGS_FROMSTRUCT) { dns_rdata_hinfo_t *hinfo = source; REQUIRE(type == dns_rdatatype_hinfo); REQUIRE(hinfo != NULL); REQUIRE(hinfo->common.rdtype == type); REQUIRE(hinfo->common.rdclass == rdclass); UNUSED(type); UNUSED(rdclass); RETERR(uint8_tobuffer(hinfo->cpu_len, target)); RETERR(mem_tobuffer(target, hinfo->cpu, hinfo->cpu_len)); RETERR(uint8_tobuffer(hinfo->os_len, target)); return (mem_tobuffer(target, hinfo->os, hinfo->os_len)); } static isc_result_t tostruct_hinfo(ARGS_TOSTRUCT) { dns_rdata_hinfo_t *hinfo = target; isc_region_t region; REQUIRE(rdata->type == dns_rdatatype_hinfo); REQUIRE(hinfo != NULL); REQUIRE(rdata->length != 0); hinfo->common.rdclass = rdata->rdclass; hinfo->common.rdtype = rdata->type; ISC_LINK_INIT(&hinfo->common, link); dns_rdata_toregion(rdata, ®ion); hinfo->cpu_len = uint8_fromregion(®ion); isc_region_consume(®ion, 1); hinfo->cpu = mem_maybedup(mctx, region.base, hinfo->cpu_len); if (hinfo->cpu == NULL) { return (ISC_R_NOMEMORY); } isc_region_consume(®ion, hinfo->cpu_len); hinfo->os_len = uint8_fromregion(®ion); isc_region_consume(®ion, 1); hinfo->os = mem_maybedup(mctx, region.base, hinfo->os_len); if (hinfo->os == NULL) { goto cleanup; } hinfo->mctx = mctx; return (ISC_R_SUCCESS); cleanup: if (mctx != NULL && hinfo->cpu != NULL) { isc_mem_free(mctx, hinfo->cpu); } return (ISC_R_NOMEMORY); } static void freestruct_hinfo(ARGS_FREESTRUCT) { dns_rdata_hinfo_t *hinfo = source; REQUIRE(hinfo != NULL); if (hinfo->mctx == NULL) { return; } if (hinfo->cpu != NULL) { isc_mem_free(hinfo->mctx, hinfo->cpu); } if (hinfo->os != NULL) { isc_mem_free(hinfo->mctx, hinfo->os); } hinfo->mctx = NULL; } static isc_result_t additionaldata_hinfo(ARGS_ADDLDATA) { REQUIRE(rdata->type == dns_rdatatype_hinfo); UNUSED(rdata); UNUSED(owner); UNUSED(add); UNUSED(arg); return (ISC_R_SUCCESS); } static isc_result_t digest_hinfo(ARGS_DIGEST) { isc_region_t r; REQUIRE(rdata->type == dns_rdatatype_hinfo); dns_rdata_toregion(rdata, &r); return ((digest)(arg, &r)); } static bool checkowner_hinfo(ARGS_CHECKOWNER) { REQUIRE(type == dns_rdatatype_hinfo); UNUSED(name); UNUSED(type); UNUSED(rdclass); UNUSED(wildcard); return (true); } static bool checknames_hinfo(ARGS_CHECKNAMES) { REQUIRE(rdata->type == dns_rdatatype_hinfo); UNUSED(rdata); UNUSED(owner); UNUSED(bad); return (true); } static int casecompare_hinfo(ARGS_COMPARE) { return (compare_hinfo(rdata1, rdata2)); }