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-rw-r--r--lib/dns/rdata/generic/sink_40.c291
1 files changed, 291 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/sink_40.c b/lib/dns/rdata/generic/sink_40.c
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+++ b/lib/dns/rdata/generic/sink_40.c
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+/*
+ * 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_SINK_40_C
+#define RDATA_GENERIC_SINK_40_C
+
+#include <dst/dst.h>
+
+#define RRTYPE_SINK_ATTRIBUTES (0)
+
+static isc_result_t
+fromtext_sink(ARGS_FROMTEXT) {
+ isc_token_t token;
+
+ REQUIRE(type == dns_rdatatype_sink);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(origin);
+ UNUSED(options);
+ UNUSED(callbacks);
+
+ /* meaning */
+ RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
+ false));
+ if (token.value.as_ulong > 0xffU) {
+ RETTOK(ISC_R_RANGE);
+ }
+ RETERR(uint8_tobuffer(token.value.as_ulong, target));
+
+ /* coding */
+ RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
+ false));
+ if (token.value.as_ulong > 0xffU) {
+ RETTOK(ISC_R_RANGE);
+ }
+ RETERR(uint8_tobuffer(token.value.as_ulong, target));
+
+ /* subcoding */
+ RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
+ false));
+ if (token.value.as_ulong > 0xffU) {
+ RETTOK(ISC_R_RANGE);
+ }
+ RETERR(uint8_tobuffer(token.value.as_ulong, target));
+
+ return (isc_base64_tobuffer(lexer, target, -1));
+}
+
+static isc_result_t
+totext_sink(ARGS_TOTEXT) {
+ isc_region_t sr;
+ char buf[sizeof("255 255 255")];
+ uint8_t meaning, coding, subcoding;
+
+ REQUIRE(rdata->type == dns_rdatatype_sink);
+ REQUIRE(rdata->length >= 3);
+
+ dns_rdata_toregion(rdata, &sr);
+
+ /* Meaning, Coding and Subcoding */
+ meaning = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ coding = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ subcoding = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ snprintf(buf, sizeof(buf), "%u %u %u", meaning, coding, subcoding);
+ RETERR(str_totext(buf, target));
+
+ if (sr.length == 0U) {
+ return (ISC_R_SUCCESS);
+ }
+
+ /* data */
+ if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0) {
+ RETERR(str_totext(" (", target));
+ }
+
+ RETERR(str_totext(tctx->linebreak, target));
+
+ if (tctx->width == 0) { /* No splitting */
+ RETERR(isc_base64_totext(&sr, 60, "", target));
+ } else {
+ RETERR(isc_base64_totext(&sr, tctx->width - 2, tctx->linebreak,
+ target));
+ }
+
+ if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0) {
+ RETERR(str_totext(" )", target));
+ }
+
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+fromwire_sink(ARGS_FROMWIRE) {
+ isc_region_t sr;
+
+ REQUIRE(type == dns_rdatatype_sink);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(dctx);
+ UNUSED(options);
+
+ isc_buffer_activeregion(source, &sr);
+ if (sr.length < 3) {
+ return (ISC_R_UNEXPECTEDEND);
+ }
+
+ RETERR(mem_tobuffer(target, sr.base, sr.length));
+ isc_buffer_forward(source, sr.length);
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+towire_sink(ARGS_TOWIRE) {
+ REQUIRE(rdata->type == dns_rdatatype_sink);
+ REQUIRE(rdata->length >= 3);
+
+ UNUSED(cctx);
+
+ return (mem_tobuffer(target, rdata->data, rdata->length));
+}
+
+static int
+compare_sink(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_sink);
+ REQUIRE(rdata1->length >= 3);
+ REQUIRE(rdata2->length >= 3);
+
+ dns_rdata_toregion(rdata1, &r1);
+ dns_rdata_toregion(rdata2, &r2);
+ return (isc_region_compare(&r1, &r2));
+}
+
+static isc_result_t
+fromstruct_sink(ARGS_FROMSTRUCT) {
+ dns_rdata_sink_t *sink = source;
+
+ REQUIRE(type == dns_rdatatype_sink);
+ REQUIRE(sink != NULL);
+ REQUIRE(sink->common.rdtype == type);
+ REQUIRE(sink->common.rdclass == rdclass);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+
+ /* Meaning */
+ RETERR(uint8_tobuffer(sink->meaning, target));
+
+ /* Coding */
+ RETERR(uint8_tobuffer(sink->coding, target));
+
+ /* Subcoding */
+ RETERR(uint8_tobuffer(sink->subcoding, target));
+
+ /* Data */
+ return (mem_tobuffer(target, sink->data, sink->datalen));
+}
+
+static isc_result_t
+tostruct_sink(ARGS_TOSTRUCT) {
+ dns_rdata_sink_t *sink = target;
+ isc_region_t sr;
+
+ REQUIRE(rdata->type == dns_rdatatype_sink);
+ REQUIRE(sink != NULL);
+ REQUIRE(rdata->length >= 3);
+
+ sink->common.rdclass = rdata->rdclass;
+ sink->common.rdtype = rdata->type;
+ ISC_LINK_INIT(&sink->common, link);
+
+ dns_rdata_toregion(rdata, &sr);
+
+ /* Meaning */
+ if (sr.length < 1) {
+ return (ISC_R_UNEXPECTEDEND);
+ }
+ sink->meaning = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+
+ /* Coding */
+ if (sr.length < 1) {
+ return (ISC_R_UNEXPECTEDEND);
+ }
+ sink->coding = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+
+ /* Subcoding */
+ if (sr.length < 1) {
+ return (ISC_R_UNEXPECTEDEND);
+ }
+ sink->subcoding = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+
+ /* Data */
+ sink->datalen = sr.length;
+ sink->data = mem_maybedup(mctx, sr.base, sink->datalen);
+ if (sink->data == NULL) {
+ return (ISC_R_NOMEMORY);
+ }
+
+ sink->mctx = mctx;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+freestruct_sink(ARGS_FREESTRUCT) {
+ dns_rdata_sink_t *sink = (dns_rdata_sink_t *)source;
+
+ REQUIRE(sink != NULL);
+ REQUIRE(sink->common.rdtype == dns_rdatatype_sink);
+
+ if (sink->mctx == NULL) {
+ return;
+ }
+
+ if (sink->data != NULL) {
+ isc_mem_free(sink->mctx, sink->data);
+ }
+ sink->mctx = NULL;
+}
+
+static isc_result_t
+additionaldata_sink(ARGS_ADDLDATA) {
+ REQUIRE(rdata->type == dns_rdatatype_sink);
+
+ UNUSED(rdata);
+ UNUSED(add);
+ UNUSED(arg);
+
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+digest_sink(ARGS_DIGEST) {
+ isc_region_t r;
+
+ REQUIRE(rdata->type == dns_rdatatype_sink);
+
+ dns_rdata_toregion(rdata, &r);
+
+ return ((digest)(arg, &r));
+}
+
+static bool
+checkowner_sink(ARGS_CHECKOWNER) {
+ REQUIRE(type == dns_rdatatype_sink);
+
+ UNUSED(name);
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(wildcard);
+
+ return (true);
+}
+
+static bool
+checknames_sink(ARGS_CHECKNAMES) {
+ REQUIRE(rdata->type == dns_rdatatype_sink);
+
+ UNUSED(rdata);
+ UNUSED(owner);
+ UNUSED(bad);
+
+ return (true);
+}
+
+static int
+casecompare_sink(ARGS_COMPARE) {
+ return (compare_sink(rdata1, rdata2));
+}
+#endif /* RDATA_GENERIC_SINK_40_C */