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Diffstat (limited to '')
| -rw-r--r-- | lib/dns/rdata/generic/eui48_108.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/eui48_108.c b/lib/dns/rdata/generic/eui48_108.c new file mode 100644 index 0000000..25603b2 --- /dev/null +++ b/lib/dns/rdata/generic/eui48_108.c @@ -0,0 +1,212 @@ +/* + * 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_EUI48_108_C +#define RDATA_GENERIC_EUI48_108_C + +#include <string.h> + +#define RRTYPE_EUI48_ATTRIBUTES (0) + +static isc_result_t +fromtext_eui48(ARGS_FROMTEXT) { + isc_token_t token; + unsigned char eui48[6]; + unsigned int l0, l1, l2, l3, l4, l5; + int n; + + REQUIRE(type == dns_rdatatype_eui48); + + UNUSED(type); + UNUSED(rdclass); + UNUSED(origin); + UNUSED(options); + UNUSED(callbacks); + + RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string, + false)); + n = sscanf(DNS_AS_STR(token), "%2x-%2x-%2x-%2x-%2x-%2x", &l0, &l1, &l2, + &l3, &l4, &l5); + if (n != 6 || l0 > 255U || l1 > 255U || l2 > 255U || l3 > 255U || + l4 > 255U || l5 > 255U) + { + return (DNS_R_BADEUI); + } + + eui48[0] = l0; + eui48[1] = l1; + eui48[2] = l2; + eui48[3] = l3; + eui48[4] = l4; + eui48[5] = l5; + return (mem_tobuffer(target, eui48, sizeof(eui48))); +} + +static isc_result_t +totext_eui48(ARGS_TOTEXT) { + char buf[sizeof("xx-xx-xx-xx-xx-xx")]; + + REQUIRE(rdata->type == dns_rdatatype_eui48); + REQUIRE(rdata->length == 6); + + UNUSED(tctx); + + (void)snprintf(buf, sizeof(buf), "%02x-%02x-%02x-%02x-%02x-%02x", + rdata->data[0], rdata->data[1], rdata->data[2], + rdata->data[3], rdata->data[4], rdata->data[5]); + return (str_totext(buf, target)); +} + +static isc_result_t +fromwire_eui48(ARGS_FROMWIRE) { + isc_region_t sregion; + + REQUIRE(type == dns_rdatatype_eui48); + + UNUSED(type); + UNUSED(options); + UNUSED(rdclass); + UNUSED(dctx); + + isc_buffer_activeregion(source, &sregion); + if (sregion.length != 6) { + return (DNS_R_FORMERR); + } + isc_buffer_forward(source, sregion.length); + return (mem_tobuffer(target, sregion.base, sregion.length)); +} + +static isc_result_t +towire_eui48(ARGS_TOWIRE) { + REQUIRE(rdata->type == dns_rdatatype_eui48); + REQUIRE(rdata->length == 6); + + UNUSED(cctx); + + return (mem_tobuffer(target, rdata->data, rdata->length)); +} + +static int +compare_eui48(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_eui48); + REQUIRE(rdata1->length == 6); + REQUIRE(rdata2->length == 6); + + dns_rdata_toregion(rdata1, ®ion1); + dns_rdata_toregion(rdata2, ®ion2); + return (isc_region_compare(®ion1, ®ion2)); +} + +static isc_result_t +fromstruct_eui48(ARGS_FROMSTRUCT) { + dns_rdata_eui48_t *eui48 = source; + + REQUIRE(type == dns_rdatatype_eui48); + REQUIRE(eui48 != NULL); + REQUIRE(eui48->common.rdtype == type); + REQUIRE(eui48->common.rdclass == rdclass); + + UNUSED(type); + UNUSED(rdclass); + + return (mem_tobuffer(target, eui48->eui48, sizeof(eui48->eui48))); +} + +static isc_result_t +tostruct_eui48(ARGS_TOSTRUCT) { + dns_rdata_eui48_t *eui48 = target; + + REQUIRE(rdata->type == dns_rdatatype_eui48); + REQUIRE(eui48 != NULL); + REQUIRE(rdata->length == 6); + + UNUSED(mctx); + + eui48->common.rdclass = rdata->rdclass; + eui48->common.rdtype = rdata->type; + ISC_LINK_INIT(&eui48->common, link); + + memmove(eui48->eui48, rdata->data, rdata->length); + return (ISC_R_SUCCESS); +} + +static void +freestruct_eui48(ARGS_FREESTRUCT) { + dns_rdata_eui48_t *eui48 = source; + + REQUIRE(eui48 != NULL); + REQUIRE(eui48->common.rdtype == dns_rdatatype_eui48); + + return; +} + +static isc_result_t +additionaldata_eui48(ARGS_ADDLDATA) { + REQUIRE(rdata->type == dns_rdatatype_eui48); + REQUIRE(rdata->length == 6); + + UNUSED(rdata); + UNUSED(owner); + UNUSED(add); + UNUSED(arg); + + return (ISC_R_SUCCESS); +} + +static isc_result_t +digest_eui48(ARGS_DIGEST) { + isc_region_t r; + + REQUIRE(rdata->type == dns_rdatatype_eui48); + REQUIRE(rdata->length == 6); + + dns_rdata_toregion(rdata, &r); + + return ((digest)(arg, &r)); +} + +static bool +checkowner_eui48(ARGS_CHECKOWNER) { + REQUIRE(type == dns_rdatatype_eui48); + + UNUSED(name); + UNUSED(type); + UNUSED(rdclass); + UNUSED(wildcard); + + return (true); +} + +static bool +checknames_eui48(ARGS_CHECKNAMES) { + REQUIRE(rdata->type == dns_rdatatype_eui48); + REQUIRE(rdata->length == 6); + + UNUSED(rdata); + UNUSED(owner); + UNUSED(bad); + + return (true); +} + +static int +casecompare_eui48(ARGS_COMPARE) { + return (compare_eui48(rdata1, rdata2)); +} + +#endif /* RDATA_GENERIC_EUI48_108_C */ |