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-rw-r--r--lib/dns/rdata/generic/minfo_14.c323
1 files changed, 323 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/minfo_14.c b/lib/dns/rdata/generic/minfo_14.c
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--- /dev/null
+++ b/lib/dns/rdata/generic/minfo_14.c
@@ -0,0 +1,323 @@
+/*
+ * 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.
+ */
+
+#ifndef RDATA_GENERIC_MINFO_14_C
+#define RDATA_GENERIC_MINFO_14_C
+
+#define RRTYPE_MINFO_ATTRIBUTES (0)
+
+static isc_result_t
+fromtext_minfo(ARGS_FROMTEXT) {
+ isc_token_t token;
+ dns_name_t name;
+ isc_buffer_t buffer;
+ int i;
+ bool ok;
+
+ REQUIRE(type == dns_rdatatype_minfo);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(callbacks);
+
+ if (origin == NULL) {
+ origin = dns_rootname;
+ }
+
+ for (i = 0; i < 2; i++) {
+ RETERR(isc_lex_getmastertoken(lexer, &token,
+ isc_tokentype_string, false));
+ dns_name_init(&name, NULL);
+ buffer_fromregion(&buffer, &token.value.as_region);
+ RETTOK(dns_name_fromtext(&name, &buffer, origin, options,
+ target));
+ ok = true;
+ if ((options & DNS_RDATA_CHECKNAMES) != 0) {
+ ok = dns_name_ismailbox(&name);
+ }
+ if (!ok && (options & DNS_RDATA_CHECKNAMESFAIL) != 0) {
+ RETTOK(DNS_R_BADNAME);
+ }
+ if (!ok && callbacks != NULL) {
+ warn_badname(&name, lexer, callbacks);
+ }
+ }
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+totext_minfo(ARGS_TOTEXT) {
+ isc_region_t region;
+ dns_name_t rmail;
+ dns_name_t email;
+ dns_name_t prefix;
+ bool sub;
+
+ REQUIRE(rdata->type == dns_rdatatype_minfo);
+ REQUIRE(rdata->length != 0);
+
+ dns_name_init(&rmail, NULL);
+ dns_name_init(&email, NULL);
+ dns_name_init(&prefix, NULL);
+
+ dns_rdata_toregion(rdata, &region);
+
+ dns_name_fromregion(&rmail, &region);
+ isc_region_consume(&region, rmail.length);
+
+ dns_name_fromregion(&email, &region);
+ isc_region_consume(&region, email.length);
+
+ sub = name_prefix(&rmail, tctx->origin, &prefix);
+
+ RETERR(dns_name_totext(&prefix, sub, target));
+
+ RETERR(str_totext(" ", target));
+
+ sub = name_prefix(&email, tctx->origin, &prefix);
+ return (dns_name_totext(&prefix, sub, target));
+}
+
+static isc_result_t
+fromwire_minfo(ARGS_FROMWIRE) {
+ dns_name_t rmail;
+ dns_name_t email;
+
+ REQUIRE(type == dns_rdatatype_minfo);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+
+ dns_decompress_setmethods(dctx, DNS_COMPRESS_GLOBAL14);
+
+ dns_name_init(&rmail, NULL);
+ dns_name_init(&email, NULL);
+
+ RETERR(dns_name_fromwire(&rmail, source, dctx, options, target));
+ return (dns_name_fromwire(&email, source, dctx, options, target));
+}
+
+static isc_result_t
+towire_minfo(ARGS_TOWIRE) {
+ isc_region_t region;
+ dns_name_t rmail;
+ dns_name_t email;
+ dns_offsets_t roffsets;
+ dns_offsets_t eoffsets;
+
+ REQUIRE(rdata->type == dns_rdatatype_minfo);
+ REQUIRE(rdata->length != 0);
+
+ dns_compress_setmethods(cctx, DNS_COMPRESS_GLOBAL14);
+
+ dns_name_init(&rmail, roffsets);
+ dns_name_init(&email, eoffsets);
+
+ dns_rdata_toregion(rdata, &region);
+
+ dns_name_fromregion(&rmail, &region);
+ isc_region_consume(&region, name_length(&rmail));
+
+ RETERR(dns_name_towire(&rmail, cctx, target));
+
+ dns_name_fromregion(&rmail, &region);
+ isc_region_consume(&region, rmail.length);
+
+ return (dns_name_towire(&rmail, cctx, target));
+}
+
+static int
+compare_minfo(ARGS_COMPARE) {
+ isc_region_t region1;
+ isc_region_t region2;
+ dns_name_t name1;
+ dns_name_t name2;
+ int order;
+
+ REQUIRE(rdata1->type == rdata2->type);
+ REQUIRE(rdata1->rdclass == rdata2->rdclass);
+ REQUIRE(rdata1->type == dns_rdatatype_minfo);
+ REQUIRE(rdata1->length != 0);
+ REQUIRE(rdata2->length != 0);
+
+ dns_name_init(&name1, NULL);
+ dns_name_init(&name2, NULL);
+
+ dns_rdata_toregion(rdata1, &region1);
+ dns_rdata_toregion(rdata2, &region2);
+
+ dns_name_fromregion(&name1, &region1);
+ dns_name_fromregion(&name2, &region2);
+
+ order = dns_name_rdatacompare(&name1, &name2);
+ if (order != 0) {
+ return (order);
+ }
+
+ isc_region_consume(&region1, name_length(&name1));
+ isc_region_consume(&region2, name_length(&name2));
+
+ dns_name_init(&name1, NULL);
+ dns_name_init(&name2, NULL);
+
+ dns_name_fromregion(&name1, &region1);
+ dns_name_fromregion(&name2, &region2);
+
+ order = dns_name_rdatacompare(&name1, &name2);
+ return (order);
+}
+
+static isc_result_t
+fromstruct_minfo(ARGS_FROMSTRUCT) {
+ dns_rdata_minfo_t *minfo = source;
+ isc_region_t region;
+
+ REQUIRE(type == dns_rdatatype_minfo);
+ REQUIRE(minfo != NULL);
+ REQUIRE(minfo->common.rdtype == type);
+ REQUIRE(minfo->common.rdclass == rdclass);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+
+ dns_name_toregion(&minfo->rmailbox, &region);
+ RETERR(isc_buffer_copyregion(target, &region));
+ dns_name_toregion(&minfo->emailbox, &region);
+ return (isc_buffer_copyregion(target, &region));
+}
+
+static isc_result_t
+tostruct_minfo(ARGS_TOSTRUCT) {
+ dns_rdata_minfo_t *minfo = target;
+ isc_region_t region;
+ dns_name_t name;
+
+ REQUIRE(rdata->type == dns_rdatatype_minfo);
+ REQUIRE(minfo != NULL);
+ REQUIRE(rdata->length != 0);
+
+ minfo->common.rdclass = rdata->rdclass;
+ minfo->common.rdtype = rdata->type;
+ ISC_LINK_INIT(&minfo->common, link);
+
+ dns_name_init(&name, NULL);
+ dns_rdata_toregion(rdata, &region);
+ dns_name_fromregion(&name, &region);
+ dns_name_init(&minfo->rmailbox, NULL);
+ name_duporclone(&name, mctx, &minfo->rmailbox);
+ isc_region_consume(&region, name_length(&name));
+
+ dns_name_fromregion(&name, &region);
+ dns_name_init(&minfo->emailbox, NULL);
+ name_duporclone(&name, mctx, &minfo->emailbox);
+ minfo->mctx = mctx;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+freestruct_minfo(ARGS_FREESTRUCT) {
+ dns_rdata_minfo_t *minfo = source;
+
+ REQUIRE(minfo != NULL);
+ REQUIRE(minfo->common.rdtype == dns_rdatatype_minfo);
+
+ if (minfo->mctx == NULL) {
+ return;
+ }
+
+ dns_name_free(&minfo->rmailbox, minfo->mctx);
+ dns_name_free(&minfo->emailbox, minfo->mctx);
+ minfo->mctx = NULL;
+}
+
+static isc_result_t
+additionaldata_minfo(ARGS_ADDLDATA) {
+ REQUIRE(rdata->type == dns_rdatatype_minfo);
+
+ UNUSED(rdata);
+ UNUSED(owner);
+ UNUSED(add);
+ UNUSED(arg);
+
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+digest_minfo(ARGS_DIGEST) {
+ isc_region_t r;
+ dns_name_t name;
+ isc_result_t result;
+
+ REQUIRE(rdata->type == dns_rdatatype_minfo);
+
+ dns_rdata_toregion(rdata, &r);
+ dns_name_init(&name, NULL);
+ dns_name_fromregion(&name, &r);
+ result = dns_name_digest(&name, digest, arg);
+ if (result != ISC_R_SUCCESS) {
+ return (result);
+ }
+ isc_region_consume(&r, name_length(&name));
+ dns_name_init(&name, NULL);
+ dns_name_fromregion(&name, &r);
+
+ return (dns_name_digest(&name, digest, arg));
+}
+
+static bool
+checkowner_minfo(ARGS_CHECKOWNER) {
+ REQUIRE(type == dns_rdatatype_minfo);
+
+ UNUSED(name);
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(wildcard);
+
+ return (true);
+}
+
+static bool
+checknames_minfo(ARGS_CHECKNAMES) {
+ isc_region_t region;
+ dns_name_t name;
+
+ REQUIRE(rdata->type == dns_rdatatype_minfo);
+
+ UNUSED(owner);
+
+ dns_rdata_toregion(rdata, &region);
+ dns_name_init(&name, NULL);
+ dns_name_fromregion(&name, &region);
+ if (!dns_name_ismailbox(&name)) {
+ if (bad != NULL) {
+ dns_name_clone(&name, bad);
+ }
+ return (false);
+ }
+ isc_region_consume(&region, name_length(&name));
+ dns_name_fromregion(&name, &region);
+ if (!dns_name_ismailbox(&name)) {
+ if (bad != NULL) {
+ dns_name_clone(&name, bad);
+ }
+ return (false);
+ }
+ return (true);
+}
+
+static int
+casecompare_minfo(ARGS_COMPARE) {
+ return (compare_minfo(rdata1, rdata2));
+}
+
+#endif /* RDATA_GENERIC_MINFO_14_C */