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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:59:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:59:48 +0000
commit3b9b6d0b8e7f798023c9d109c490449d528fde80 (patch)
tree2e1c188dd7b8d7475cd163de9ae02c428343669b /lib/dns/rdata/generic/tlsa_52.c
parentInitial commit. (diff)
downloadbind9-3b9b6d0b8e7f798023c9d109c490449d528fde80.tar.xz
bind9-3b9b6d0b8e7f798023c9d109c490449d528fde80.zip
Adding upstream version 1:9.18.19.upstream/1%9.18.19upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/dns/rdata/generic/tlsa_52.c')
-rw-r--r--lib/dns/rdata/generic/tlsa_52.c340
1 files changed, 340 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/tlsa_52.c b/lib/dns/rdata/generic/tlsa_52.c
new file mode 100644
index 0000000..8489dd9
--- /dev/null
+++ b/lib/dns/rdata/generic/tlsa_52.c
@@ -0,0 +1,340 @@
+/*
+ * 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.
+ */
+
+/* rfc6698.txt */
+
+#ifndef RDATA_GENERIC_TLSA_52_C
+#define RDATA_GENERIC_TLSA_52_C
+
+#define RRTYPE_TLSA_ATTRIBUTES 0
+
+static isc_result_t
+generic_fromtext_tlsa(ARGS_FROMTEXT) {
+ isc_token_t token;
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(origin);
+ UNUSED(options);
+ UNUSED(callbacks);
+
+ /*
+ * Certificate Usage.
+ */
+ 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));
+
+ /*
+ * Selector.
+ */
+ 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));
+
+ /*
+ * Matching type.
+ */
+ 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));
+
+ /*
+ * Certificate Association Data.
+ */
+ return (isc_hex_tobuffer(lexer, target, -2));
+}
+
+static isc_result_t
+generic_totext_tlsa(ARGS_TOTEXT) {
+ isc_region_t sr;
+ char buf[sizeof("64000 ")];
+ unsigned int n;
+
+ REQUIRE(rdata->length != 0);
+
+ UNUSED(tctx);
+
+ dns_rdata_toregion(rdata, &sr);
+
+ /*
+ * Certificate Usage.
+ */
+ n = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ snprintf(buf, sizeof(buf), "%u ", n);
+ RETERR(str_totext(buf, target));
+
+ /*
+ * Selector.
+ */
+ n = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ snprintf(buf, sizeof(buf), "%u ", n);
+ RETERR(str_totext(buf, target));
+
+ /*
+ * Matching type.
+ */
+ n = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ snprintf(buf, sizeof(buf), "%u", n);
+ RETERR(str_totext(buf, target));
+
+ /*
+ * Certificate Association 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_hex_totext(&sr, 0, "", target));
+ } else {
+ RETERR(isc_hex_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
+generic_fromwire_tlsa(ARGS_FROMWIRE) {
+ isc_region_t sr;
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(dctx);
+ UNUSED(options);
+
+ isc_buffer_activeregion(source, &sr);
+
+ /* Usage(1), Selector(1), Type(1), Data(1+) */
+ if (sr.length < 4) {
+ return (ISC_R_UNEXPECTEDEND);
+ }
+
+ isc_buffer_forward(source, sr.length);
+ return (mem_tobuffer(target, sr.base, sr.length));
+}
+
+static isc_result_t
+fromtext_tlsa(ARGS_FROMTEXT) {
+ REQUIRE(type == dns_rdatatype_tlsa);
+
+ return (generic_fromtext_tlsa(CALL_FROMTEXT));
+}
+
+static isc_result_t
+totext_tlsa(ARGS_TOTEXT) {
+ REQUIRE(rdata->type == dns_rdatatype_tlsa);
+
+ return (generic_totext_tlsa(CALL_TOTEXT));
+}
+
+static isc_result_t
+fromwire_tlsa(ARGS_FROMWIRE) {
+ REQUIRE(type == dns_rdatatype_tlsa);
+
+ return (generic_fromwire_tlsa(CALL_FROMWIRE));
+}
+
+static isc_result_t
+towire_tlsa(ARGS_TOWIRE) {
+ isc_region_t sr;
+
+ REQUIRE(rdata->type == dns_rdatatype_tlsa);
+ REQUIRE(rdata->length != 0);
+
+ UNUSED(cctx);
+
+ dns_rdata_toregion(rdata, &sr);
+ return (mem_tobuffer(target, sr.base, sr.length));
+}
+
+static int
+compare_tlsa(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_tlsa);
+ 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
+generic_fromstruct_tlsa(ARGS_FROMSTRUCT) {
+ dns_rdata_tlsa_t *tlsa = source;
+
+ REQUIRE(tlsa != NULL);
+ REQUIRE(tlsa->common.rdtype == type);
+ REQUIRE(tlsa->common.rdclass == rdclass);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+
+ RETERR(uint8_tobuffer(tlsa->usage, target));
+ RETERR(uint8_tobuffer(tlsa->selector, target));
+ RETERR(uint8_tobuffer(tlsa->match, target));
+
+ return (mem_tobuffer(target, tlsa->data, tlsa->length));
+}
+
+static isc_result_t
+generic_tostruct_tlsa(ARGS_TOSTRUCT) {
+ dns_rdata_tlsa_t *tlsa = target;
+ isc_region_t region;
+
+ REQUIRE(tlsa != NULL);
+ REQUIRE(rdata->length != 0);
+
+ REQUIRE(tlsa != NULL);
+ REQUIRE(tlsa->common.rdclass == rdata->rdclass);
+ REQUIRE(tlsa->common.rdtype == rdata->type);
+ REQUIRE(!ISC_LINK_LINKED(&tlsa->common, link));
+
+ dns_rdata_toregion(rdata, &region);
+
+ tlsa->usage = uint8_fromregion(&region);
+ isc_region_consume(&region, 1);
+ tlsa->selector = uint8_fromregion(&region);
+ isc_region_consume(&region, 1);
+ tlsa->match = uint8_fromregion(&region);
+ isc_region_consume(&region, 1);
+ tlsa->length = region.length;
+
+ tlsa->data = mem_maybedup(mctx, region.base, region.length);
+ if (tlsa->data == NULL) {
+ return (ISC_R_NOMEMORY);
+ }
+
+ tlsa->mctx = mctx;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+generic_freestruct_tlsa(ARGS_FREESTRUCT) {
+ dns_rdata_tlsa_t *tlsa = source;
+
+ REQUIRE(tlsa != NULL);
+
+ if (tlsa->mctx == NULL) {
+ return;
+ }
+
+ if (tlsa->data != NULL) {
+ isc_mem_free(tlsa->mctx, tlsa->data);
+ }
+ tlsa->mctx = NULL;
+}
+
+static isc_result_t
+fromstruct_tlsa(ARGS_FROMSTRUCT) {
+ REQUIRE(type == dns_rdatatype_tlsa);
+
+ return (generic_fromstruct_tlsa(CALL_FROMSTRUCT));
+}
+
+static isc_result_t
+tostruct_tlsa(ARGS_TOSTRUCT) {
+ dns_rdata_tlsa_t *tlsa = target;
+
+ REQUIRE(rdata->type == dns_rdatatype_tlsa);
+ REQUIRE(tlsa != NULL);
+
+ tlsa->common.rdclass = rdata->rdclass;
+ tlsa->common.rdtype = rdata->type;
+ ISC_LINK_INIT(&tlsa->common, link);
+
+ return (generic_tostruct_tlsa(CALL_TOSTRUCT));
+}
+
+static void
+freestruct_tlsa(ARGS_FREESTRUCT) {
+ dns_rdata_tlsa_t *tlsa = source;
+
+ REQUIRE(tlsa != NULL);
+ REQUIRE(tlsa->common.rdtype == dns_rdatatype_tlsa);
+
+ generic_freestruct_tlsa(source);
+}
+
+static isc_result_t
+additionaldata_tlsa(ARGS_ADDLDATA) {
+ REQUIRE(rdata->type == dns_rdatatype_tlsa);
+
+ UNUSED(rdata);
+ UNUSED(owner);
+ UNUSED(add);
+ UNUSED(arg);
+
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+digest_tlsa(ARGS_DIGEST) {
+ isc_region_t r;
+
+ REQUIRE(rdata->type == dns_rdatatype_tlsa);
+
+ dns_rdata_toregion(rdata, &r);
+
+ return ((digest)(arg, &r));
+}
+
+static bool
+checkowner_tlsa(ARGS_CHECKOWNER) {
+ REQUIRE(type == dns_rdatatype_tlsa);
+
+ UNUSED(name);
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(wildcard);
+
+ return (true);
+}
+
+static bool
+checknames_tlsa(ARGS_CHECKNAMES) {
+ REQUIRE(rdata->type == dns_rdatatype_tlsa);
+
+ UNUSED(rdata);
+ UNUSED(owner);
+ UNUSED(bad);
+
+ return (true);
+}
+
+static int
+casecompare_tlsa(ARGS_COMPARE) {
+ return (compare_tlsa(rdata1, rdata2));
+}
+
+#endif /* RDATA_GENERIC_TLSA_52_C */