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-rw-r--r--lib/dns/rdata/generic/lp_107.c278
1 files changed, 278 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/lp_107.c b/lib/dns/rdata/generic/lp_107.c
new file mode 100644
index 0000000..c4342c0
--- /dev/null
+++ b/lib/dns/rdata/generic/lp_107.c
@@ -0,0 +1,278 @@
+/*
+ * 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_LP_107_C
+#define RDATA_GENERIC_LP_107_C
+
+#include <string.h>
+
+#include <isc/net.h>
+
+#define RRTYPE_LP_ATTRIBUTES (0)
+
+static isc_result_t
+fromtext_lp(ARGS_FROMTEXT) {
+ isc_token_t token;
+ dns_name_t name;
+ isc_buffer_t buffer;
+
+ REQUIRE(type == dns_rdatatype_lp);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(callbacks);
+
+ RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
+ false));
+ if (token.value.as_ulong > 0xffffU) {
+ RETTOK(ISC_R_RANGE);
+ }
+ RETERR(uint16_tobuffer(token.value.as_ulong, target));
+
+ RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
+ false));
+
+ dns_name_init(&name, NULL);
+ buffer_fromregion(&buffer, &token.value.as_region);
+ if (origin == NULL) {
+ origin = dns_rootname;
+ }
+ return (dns_name_fromtext(&name, &buffer, origin, options, target));
+}
+
+static isc_result_t
+totext_lp(ARGS_TOTEXT) {
+ isc_region_t region;
+ dns_name_t name;
+ dns_name_t prefix;
+ bool sub;
+ char buf[sizeof("64000")];
+ unsigned short num;
+
+ REQUIRE(rdata->type == dns_rdatatype_lp);
+ REQUIRE(rdata->length != 0);
+
+ dns_name_init(&name, NULL);
+ dns_name_init(&prefix, NULL);
+
+ dns_rdata_toregion(rdata, &region);
+ num = uint16_fromregion(&region);
+ isc_region_consume(&region, 2);
+ snprintf(buf, sizeof(buf), "%u", num);
+ RETERR(str_totext(buf, target));
+
+ RETERR(str_totext(" ", target));
+
+ dns_name_fromregion(&name, &region);
+ sub = name_prefix(&name, tctx->origin, &prefix);
+ return (dns_name_totext(&prefix, sub, target));
+}
+
+static isc_result_t
+fromwire_lp(ARGS_FROMWIRE) {
+ dns_name_t name;
+ isc_region_t sregion;
+
+ REQUIRE(type == dns_rdatatype_lp);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+
+ dns_decompress_setmethods(dctx, DNS_COMPRESS_GLOBAL14);
+
+ dns_name_init(&name, NULL);
+
+ isc_buffer_activeregion(source, &sregion);
+ if (sregion.length < 2) {
+ return (ISC_R_UNEXPECTEDEND);
+ }
+ RETERR(mem_tobuffer(target, sregion.base, 2));
+ isc_buffer_forward(source, 2);
+ return (dns_name_fromwire(&name, source, dctx, options, target));
+}
+
+static isc_result_t
+towire_lp(ARGS_TOWIRE) {
+ REQUIRE(rdata->type == dns_rdatatype_lp);
+ REQUIRE(rdata->length != 0);
+
+ UNUSED(cctx);
+
+ return (mem_tobuffer(target, rdata->data, rdata->length));
+}
+
+static int
+compare_lp(ARGS_COMPARE) {
+ isc_region_t region1;
+ isc_region_t region2;
+
+ REQUIRE(rdata1->type == rdata2->type);
+ REQUIRE(rdata1->rdclass == rdata2->rdclass);
+ REQUIRE(rdata1->type == dns_rdatatype_lp);
+ REQUIRE(rdata1->length != 0);
+ REQUIRE(rdata2->length != 0);
+
+ dns_rdata_toregion(rdata1, &region1);
+ dns_rdata_toregion(rdata2, &region2);
+
+ return (isc_region_compare(&region1, &region2));
+}
+
+static isc_result_t
+fromstruct_lp(ARGS_FROMSTRUCT) {
+ dns_rdata_lp_t *lp = source;
+ isc_region_t region;
+
+ REQUIRE(type == dns_rdatatype_lp);
+ REQUIRE(lp != NULL);
+ REQUIRE(lp->common.rdtype == type);
+ REQUIRE(lp->common.rdclass == rdclass);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+
+ RETERR(uint16_tobuffer(lp->pref, target));
+ dns_name_toregion(&lp->lp, &region);
+ return (isc_buffer_copyregion(target, &region));
+}
+
+static isc_result_t
+tostruct_lp(ARGS_TOSTRUCT) {
+ isc_region_t region;
+ dns_rdata_lp_t *lp = target;
+ dns_name_t name;
+
+ REQUIRE(rdata->type == dns_rdatatype_lp);
+ REQUIRE(lp != NULL);
+ REQUIRE(rdata->length != 0);
+
+ lp->common.rdclass = rdata->rdclass;
+ lp->common.rdtype = rdata->type;
+ ISC_LINK_INIT(&lp->common, link);
+
+ dns_name_init(&name, NULL);
+ dns_rdata_toregion(rdata, &region);
+ lp->pref = uint16_fromregion(&region);
+ isc_region_consume(&region, 2);
+ dns_name_fromregion(&name, &region);
+ dns_name_init(&lp->lp, NULL);
+ name_duporclone(&name, mctx, &lp->lp);
+ lp->mctx = mctx;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+freestruct_lp(ARGS_FREESTRUCT) {
+ dns_rdata_lp_t *lp = source;
+
+ REQUIRE(lp != NULL);
+ REQUIRE(lp->common.rdtype == dns_rdatatype_lp);
+
+ if (lp->mctx == NULL) {
+ return;
+ }
+
+ dns_name_free(&lp->lp, lp->mctx);
+ lp->mctx = NULL;
+}
+
+static isc_result_t
+additionaldata_lp(ARGS_ADDLDATA) {
+ dns_name_t name;
+ dns_offsets_t offsets;
+ isc_region_t region;
+ isc_result_t result;
+
+ REQUIRE(rdata->type == dns_rdatatype_lp);
+
+ UNUSED(owner);
+
+ dns_name_init(&name, offsets);
+ dns_rdata_toregion(rdata, &region);
+ isc_region_consume(&region, 2);
+ dns_name_fromregion(&name, &region);
+
+ result = (add)(arg, &name, dns_rdatatype_l32, NULL);
+ if (result != ISC_R_SUCCESS) {
+ return (result);
+ }
+ return ((add)(arg, &name, dns_rdatatype_l64, NULL));
+}
+
+static isc_result_t
+digest_lp(ARGS_DIGEST) {
+ isc_region_t region;
+
+ REQUIRE(rdata->type == dns_rdatatype_lp);
+
+ dns_rdata_toregion(rdata, &region);
+ return ((digest)(arg, &region));
+}
+
+static bool
+checkowner_lp(ARGS_CHECKOWNER) {
+ REQUIRE(type == dns_rdatatype_lp);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(name);
+ UNUSED(wildcard);
+
+ return (true);
+}
+
+static bool
+checknames_lp(ARGS_CHECKNAMES) {
+ REQUIRE(rdata->type == dns_rdatatype_lp);
+
+ UNUSED(bad);
+ UNUSED(owner);
+
+ return (true);
+}
+
+static int
+casecompare_lp(ARGS_COMPARE) {
+ dns_name_t name1;
+ dns_name_t name2;
+ isc_region_t region1;
+ isc_region_t region2;
+ int order;
+
+ REQUIRE(rdata1->type == rdata2->type);
+ REQUIRE(rdata1->rdclass == rdata2->rdclass);
+ REQUIRE(rdata1->type == dns_rdatatype_lp);
+ REQUIRE(rdata1->length != 0);
+ REQUIRE(rdata2->length != 0);
+
+ order = memcmp(rdata1->data, rdata2->data, 2);
+ if (order != 0) {
+ return (order < 0 ? -1 : 1);
+ }
+
+ dns_name_init(&name1, NULL);
+ dns_name_init(&name2, NULL);
+
+ dns_rdata_toregion(rdata1, &region1);
+ dns_rdata_toregion(rdata2, &region2);
+
+ isc_region_consume(&region1, 2);
+ isc_region_consume(&region2, 2);
+
+ dns_name_fromregion(&name1, &region1);
+ dns_name_fromregion(&name2, &region2);
+
+ return (dns_name_rdatacompare(&name1, &name2));
+}
+
+#endif /* RDATA_GENERIC_LP_107_C */