--- /dev/null
+/*
+ * Copyright (C) 2012 Internet Systems Consortium, Inc. ("ISC")
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id$ */
+
+/* draft-ietf-dane-protocol-19.txt */
+
+#ifndef RDATA_GENERIC_TLSA_52_C
+#define RDATA_GENERIC_TLSA_52_C
+
+#define RRTYPE_TLSA_ATTRIBUTES 0
+
+static inline isc_result_t
+fromtext_tlsa(ARGS_FROMTEXT) {
+ isc_token_t token;
+
+ REQUIRE(type == 52);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(origin);
+ UNUSED(options);
+ UNUSED(callbacks);
+
+ /*
+ * Certificate Usage.
+ */
+ RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
+ ISC_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,
+ ISC_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,
+ ISC_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, -1));
+}
+
+static inline isc_result_t
+totext_tlsa(ARGS_TOTEXT) {
+ isc_region_t sr;
+ char buf[sizeof("64000 ")];
+ unsigned int n;
+
+ REQUIRE(rdata->type == 52);
+ REQUIRE(rdata->length != 0);
+
+ UNUSED(tctx);
+
+ dns_rdata_toregion(rdata, &sr);
+
+ /*
+ * Certificate Usage.
+ */
+ n = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ sprintf(buf, "%u ", n);
+ RETERR(str_totext(buf, target));
+
+ /*
+ * Selector.
+ */
+ n = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ sprintf(buf, "%u ", n);
+ RETERR(str_totext(buf, target));
+
+ /*
+ * Matching type.
+ */
+ n = uint8_fromregion(&sr);
+ isc_region_consume(&sr, 1);
+ sprintf(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 inline isc_result_t
+fromwire_tlsa(ARGS_FROMWIRE) {
+ isc_region_t sr;
+
+ REQUIRE(type == 52);
+
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(dctx);
+ UNUSED(options);
+
+ isc_buffer_activeregion(source, &sr);
+
+ if (sr.length < 3)
+ return (ISC_R_UNEXPECTEDEND);
+
+ isc_buffer_forward(source, sr.length);
+ return (mem_tobuffer(target, sr.base, sr.length));
+}
+
+static inline isc_result_t
+towire_tlsa(ARGS_TOWIRE) {
+ isc_region_t sr;
+
+ REQUIRE(rdata->type == 52);
+ REQUIRE(rdata->length != 0);
+
+ UNUSED(cctx);
+
+ dns_rdata_toregion(rdata, &sr);
+ return (mem_tobuffer(target, sr.base, sr.length));
+}
+
+static inline 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 == 52);
+ 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 inline isc_result_t
+fromstruct_tlsa(ARGS_FROMSTRUCT) {
+ dns_rdata_tlsa_t *tlsa = source;
+
+ REQUIRE(type == 52);
+ REQUIRE(source != 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 inline isc_result_t
+tostruct_tlsa(ARGS_TOSTRUCT) {
+ dns_rdata_tlsa_t *tlsa = target;
+ isc_region_t region;
+
+ REQUIRE(rdata->type == 52);
+ REQUIRE(target != NULL);
+ REQUIRE(rdata->length != 0);
+
+ tlsa->common.rdclass = rdata->rdclass;
+ tlsa->common.rdtype = rdata->type;
+ ISC_LINK_INIT(&tlsa->common, link);
+
+ dns_rdata_toregion(rdata, ®ion);
+
+ tlsa->usage = uint8_fromregion(®ion);
+ isc_region_consume(®ion, 1);
+ tlsa->selector = uint8_fromregion(®ion);
+ isc_region_consume(®ion, 1);
+ tlsa->match = uint8_fromregion(®ion);
+ isc_region_consume(®ion, 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 inline void
+freestruct_tlsa(ARGS_FREESTRUCT) {
+ dns_rdata_tlsa_t *tlsa = source;
+
+ REQUIRE(tlsa != NULL);
+ REQUIRE(tlsa->common.rdtype == 52);
+
+ if (tlsa->mctx == NULL)
+ return;
+
+ if (tlsa->data != NULL)
+ isc_mem_free(tlsa->mctx, tlsa->data);
+ tlsa->mctx = NULL;
+}
+
+static inline isc_result_t
+additionaldata_tlsa(ARGS_ADDLDATA) {
+ REQUIRE(rdata->type == 52);
+
+ UNUSED(rdata);
+ UNUSED(add);
+ UNUSED(arg);
+
+ return (ISC_R_SUCCESS);
+}
+
+static inline isc_result_t
+digest_tlsa(ARGS_DIGEST) {
+ isc_region_t r;
+
+ REQUIRE(rdata->type == 52);
+
+ dns_rdata_toregion(rdata, &r);
+
+ return ((digest)(arg, &r));
+}
+
+static inline isc_boolean_t
+checkowner_tlsa(ARGS_CHECKOWNER) {
+
+ REQUIRE(type == 52);
+
+ UNUSED(name);
+ UNUSED(type);
+ UNUSED(rdclass);
+ UNUSED(wildcard);
+
+ return (ISC_TRUE);
+}
+
+static inline isc_boolean_t
+checknames_tlsa(ARGS_CHECKNAMES) {
+
+ REQUIRE(rdata->type == 52);
+
+ UNUSED(rdata);
+ UNUSED(owner);
+ UNUSED(bad);
+
+ return (ISC_TRUE);
+}
+
+static inline int
+casecompare_tlsa(ARGS_COMPARE) {
+ return (compare_tlsa(rdata1, rdata2));
+}
+
+#endif /* RDATA_GENERIC_TLSA_52_C */
projects / thirdparty / bind9.git / commitdiff
