1 /* $NetBSD: cdnskey_60.c,v 1.9 2025/01/26 16:25:30 christos Exp $ */ 2 3 /* 4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 5 * 6 * SPDX-License-Identifier: MPL-2.0 7 * 8 * This Source Code Form is subject to the terms of the Mozilla Public 9 * License, v. 2.0. If a copy of the MPL was not distributed with this 10 * file, you can obtain one at https://mozilla.org/MPL/2.0/. 11 * 12 * See the COPYRIGHT file distributed with this work for additional 13 * information regarding copyright ownership. 14 */ 15 16 /* draft-ietf-dnsop-delegation-trust-maintainance-14 */ 17 18 #ifndef RDATA_GENERIC_CDNSKEY_60_C 19 #define RDATA_GENERIC_CDNSKEY_60_C 20 21 #include <dst/dst.h> 22 23 #define RRTYPE_CDNSKEY_ATTRIBUTES 0 24 25 static isc_result_t 26 fromtext_cdnskey(ARGS_FROMTEXT) { 27 REQUIRE(type == dns_rdatatype_cdnskey); 28 29 return generic_fromtext_key(CALL_FROMTEXT); 30 } 31 32 static isc_result_t 33 totext_cdnskey(ARGS_TOTEXT) { 34 REQUIRE(rdata != NULL); 35 REQUIRE(rdata->type == dns_rdatatype_cdnskey); 36 37 return generic_totext_key(CALL_TOTEXT); 38 } 39 40 static isc_result_t 41 fromwire_cdnskey(ARGS_FROMWIRE) { 42 REQUIRE(type == dns_rdatatype_cdnskey); 43 44 return generic_fromwire_key(CALL_FROMWIRE); 45 } 46 47 static isc_result_t 48 towire_cdnskey(ARGS_TOWIRE) { 49 isc_region_t sr; 50 51 REQUIRE(rdata->type == dns_rdatatype_cdnskey); 52 REQUIRE(rdata->length != 0); 53 54 UNUSED(cctx); 55 56 dns_rdata_toregion(rdata, &sr); 57 return mem_tobuffer(target, sr.base, sr.length); 58 } 59 60 static int 61 compare_cdnskey(ARGS_COMPARE) { 62 isc_region_t r1; 63 isc_region_t r2; 64 65 REQUIRE(rdata1 != NULL); 66 REQUIRE(rdata2 != NULL); 67 REQUIRE(rdata1->type == rdata2->type); 68 REQUIRE(rdata1->rdclass == rdata2->rdclass); 69 REQUIRE(rdata1->type == dns_rdatatype_cdnskey); 70 REQUIRE(rdata1->length != 0); 71 REQUIRE(rdata2->length != 0); 72 73 dns_rdata_toregion(rdata1, &r1); 74 dns_rdata_toregion(rdata2, &r2); 75 return isc_region_compare(&r1, &r2); 76 } 77 78 static isc_result_t 79 fromstruct_cdnskey(ARGS_FROMSTRUCT) { 80 REQUIRE(type == dns_rdatatype_cdnskey); 81 82 return generic_fromstruct_key(CALL_FROMSTRUCT); 83 } 84 85 static isc_result_t 86 tostruct_cdnskey(ARGS_TOSTRUCT) { 87 dns_rdata_cdnskey_t *dnskey = target; 88 89 REQUIRE(dnskey != NULL); 90 REQUIRE(rdata != NULL); 91 REQUIRE(rdata->type == dns_rdatatype_cdnskey); 92 93 dnskey->common.rdclass = rdata->rdclass; 94 dnskey->common.rdtype = rdata->type; 95 ISC_LINK_INIT(&dnskey->common, link); 96 97 return generic_tostruct_key(CALL_TOSTRUCT); 98 } 99 100 static void 101 freestruct_cdnskey(ARGS_FREESTRUCT) { 102 dns_rdata_cdnskey_t *dnskey = (dns_rdata_cdnskey_t *)source; 103 104 REQUIRE(dnskey != NULL); 105 REQUIRE(dnskey->common.rdtype == dns_rdatatype_cdnskey); 106 107 generic_freestruct_key(source); 108 } 109 110 static isc_result_t 111 additionaldata_cdnskey(ARGS_ADDLDATA) { 112 REQUIRE(rdata->type == dns_rdatatype_cdnskey); 113 114 UNUSED(rdata); 115 UNUSED(owner); 116 UNUSED(add); 117 UNUSED(arg); 118 119 return ISC_R_SUCCESS; 120 } 121 122 static isc_result_t 123 digest_cdnskey(ARGS_DIGEST) { 124 isc_region_t r; 125 126 REQUIRE(rdata != NULL); 127 REQUIRE(rdata->type == dns_rdatatype_cdnskey); 128 129 dns_rdata_toregion(rdata, &r); 130 131 return (digest)(arg, &r); 132 } 133 134 static bool 135 checkowner_cdnskey(ARGS_CHECKOWNER) { 136 REQUIRE(type == dns_rdatatype_cdnskey); 137 138 UNUSED(name); 139 UNUSED(type); 140 UNUSED(rdclass); 141 UNUSED(wildcard); 142 143 return true; 144 } 145 146 static bool 147 checknames_cdnskey(ARGS_CHECKNAMES) { 148 REQUIRE(rdata != NULL); 149 REQUIRE(rdata->type == dns_rdatatype_cdnskey); 150 151 UNUSED(rdata); 152 UNUSED(owner); 153 UNUSED(bad); 154 155 return true; 156 } 157 158 static int 159 casecompare_cdnskey(ARGS_COMPARE) { 160 /* 161 * Treat ALG 253 (private DNS) subtype name case sensitively. 162 */ 163 return compare_cdnskey(rdata1, rdata2); 164 } 165 166 #endif /* RDATA_GENERIC_CDNSKEY_60_C */ 167