diff options
Diffstat (limited to 'lib/dns/rdata/generic/hinfo_13.c')
| -rw-r--r-- | lib/dns/rdata/generic/hinfo_13.c | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/hinfo_13.c b/lib/dns/rdata/generic/hinfo_13.c new file mode 100644 index 0000000..d483839 --- /dev/null +++ b/lib/dns/rdata/generic/hinfo_13.c @@ -0,0 +1,219 @@ +/* + * 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_HINFO_13_C +#define RDATA_GENERIC_HINFO_13_C + +#define RRTYPE_HINFO_ATTRIBUTES (0) + +static isc_result_t +fromtext_hinfo(ARGS_FROMTEXT) { + isc_token_t token; + int i; + + UNUSED(type); + UNUSED(rdclass); + UNUSED(origin); + UNUSED(options); + UNUSED(callbacks); + + REQUIRE(type == dns_rdatatype_hinfo); + + for (i = 0; i < 2; i++) { + RETERR(isc_lex_getmastertoken(lexer, &token, + isc_tokentype_qstring, false)); + RETTOK(txt_fromtext(&token.value.as_textregion, target)); + } + return (ISC_R_SUCCESS); +} + +static isc_result_t +totext_hinfo(ARGS_TOTEXT) { + isc_region_t region; + + UNUSED(tctx); + + REQUIRE(rdata->type == dns_rdatatype_hinfo); + REQUIRE(rdata->length != 0); + + dns_rdata_toregion(rdata, ®ion); + RETERR(txt_totext(®ion, true, target)); + RETERR(str_totext(" ", target)); + return (txt_totext(®ion, true, target)); +} + +static isc_result_t +fromwire_hinfo(ARGS_FROMWIRE) { + REQUIRE(type == dns_rdatatype_hinfo); + + UNUSED(type); + UNUSED(dctx); + UNUSED(rdclass); + UNUSED(options); + + RETERR(txt_fromwire(source, target)); + return (txt_fromwire(source, target)); +} + +static isc_result_t +towire_hinfo(ARGS_TOWIRE) { + UNUSED(cctx); + + REQUIRE(rdata->type == dns_rdatatype_hinfo); + REQUIRE(rdata->length != 0); + + return (mem_tobuffer(target, rdata->data, rdata->length)); +} + +static int +compare_hinfo(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_hinfo); + 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 +fromstruct_hinfo(ARGS_FROMSTRUCT) { + dns_rdata_hinfo_t *hinfo = source; + + REQUIRE(type == dns_rdatatype_hinfo); + REQUIRE(hinfo != NULL); + REQUIRE(hinfo->common.rdtype == type); + REQUIRE(hinfo->common.rdclass == rdclass); + + UNUSED(type); + UNUSED(rdclass); + + RETERR(uint8_tobuffer(hinfo->cpu_len, target)); + RETERR(mem_tobuffer(target, hinfo->cpu, hinfo->cpu_len)); + RETERR(uint8_tobuffer(hinfo->os_len, target)); + return (mem_tobuffer(target, hinfo->os, hinfo->os_len)); +} + +static isc_result_t +tostruct_hinfo(ARGS_TOSTRUCT) { + dns_rdata_hinfo_t *hinfo = target; + isc_region_t region; + + REQUIRE(rdata->type == dns_rdatatype_hinfo); + REQUIRE(hinfo != NULL); + REQUIRE(rdata->length != 0); + + hinfo->common.rdclass = rdata->rdclass; + hinfo->common.rdtype = rdata->type; + ISC_LINK_INIT(&hinfo->common, link); + + dns_rdata_toregion(rdata, ®ion); + hinfo->cpu_len = uint8_fromregion(®ion); + isc_region_consume(®ion, 1); + hinfo->cpu = mem_maybedup(mctx, region.base, hinfo->cpu_len); + if (hinfo->cpu == NULL) { + return (ISC_R_NOMEMORY); + } + isc_region_consume(®ion, hinfo->cpu_len); + + hinfo->os_len = uint8_fromregion(®ion); + isc_region_consume(®ion, 1); + hinfo->os = mem_maybedup(mctx, region.base, hinfo->os_len); + if (hinfo->os == NULL) { + goto cleanup; + } + + hinfo->mctx = mctx; + return (ISC_R_SUCCESS); + +cleanup: + if (mctx != NULL && hinfo->cpu != NULL) { + isc_mem_free(mctx, hinfo->cpu); + } + return (ISC_R_NOMEMORY); +} + +static void +freestruct_hinfo(ARGS_FREESTRUCT) { + dns_rdata_hinfo_t *hinfo = source; + + REQUIRE(hinfo != NULL); + + if (hinfo->mctx == NULL) { + return; + } + + if (hinfo->cpu != NULL) { + isc_mem_free(hinfo->mctx, hinfo->cpu); + } + if (hinfo->os != NULL) { + isc_mem_free(hinfo->mctx, hinfo->os); + } + hinfo->mctx = NULL; +} + +static isc_result_t +additionaldata_hinfo(ARGS_ADDLDATA) { + REQUIRE(rdata->type == dns_rdatatype_hinfo); + + UNUSED(add); + UNUSED(arg); + UNUSED(rdata); + + return (ISC_R_SUCCESS); +} + +static isc_result_t +digest_hinfo(ARGS_DIGEST) { + isc_region_t r; + + REQUIRE(rdata->type == dns_rdatatype_hinfo); + + dns_rdata_toregion(rdata, &r); + + return ((digest)(arg, &r)); +} + +static bool +checkowner_hinfo(ARGS_CHECKOWNER) { + REQUIRE(type == dns_rdatatype_hinfo); + + UNUSED(name); + UNUSED(type); + UNUSED(rdclass); + UNUSED(wildcard); + + return (true); +} + +static bool +checknames_hinfo(ARGS_CHECKNAMES) { + REQUIRE(rdata->type == dns_rdatatype_hinfo); + + UNUSED(rdata); + UNUSED(owner); + UNUSED(bad); + + return (true); +} + +static int +casecompare_hinfo(ARGS_COMPARE) { + return (compare_hinfo(rdata1, rdata2)); +} +#endif /* RDATA_GENERIC_HINFO_13_C */ |