diff options
Diffstat (limited to 'contrib/bind9/lib/dns/rdata/generic/opt_41.c')
| -rw-r--r-- | contrib/bind9/lib/dns/rdata/generic/opt_41.c | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/contrib/bind9/lib/dns/rdata/generic/opt_41.c b/contrib/bind9/lib/dns/rdata/generic/opt_41.c deleted file mode 100644 index e8f4816..0000000 --- a/contrib/bind9/lib/dns/rdata/generic/opt_41.c +++ /dev/null @@ -1,280 +0,0 @@ -/* - * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC") - * Copyright (C) 1998-2002 Internet Software Consortium. - * - * Permission to use, copy, modify, and 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: opt_41.c,v 1.29.18.2 2005/04/29 00:16:38 marka Exp $ */ - -/* Reviewed: Thu Mar 16 14:06:44 PST 2000 by gson */ - -/* RFC2671 */ - -#ifndef RDATA_GENERIC_OPT_41_C -#define RDATA_GENERIC_OPT_41_C - -#define RRTYPE_OPT_ATTRIBUTES (DNS_RDATATYPEATTR_SINGLETON | \ - DNS_RDATATYPEATTR_META | \ - DNS_RDATATYPEATTR_NOTQUESTION) - -static inline isc_result_t -fromtext_opt(ARGS_FROMTEXT) { - /* - * OPT records do not have a text format. - */ - - REQUIRE(type == 41); - - UNUSED(type); - UNUSED(rdclass); - UNUSED(lexer); - UNUSED(origin); - UNUSED(options); - UNUSED(target); - UNUSED(callbacks); - - return (ISC_R_NOTIMPLEMENTED); -} - -static inline isc_result_t -totext_opt(ARGS_TOTEXT) { - isc_region_t r; - isc_region_t or; - isc_uint16_t option; - isc_uint16_t length; - char buf[sizeof("64000 64000")]; - - /* - * OPT records do not have a text format. - */ - - REQUIRE(rdata->type == 41); - - dns_rdata_toregion(rdata, &r); - while (r.length > 0) { - option = uint16_fromregion(&r); - isc_region_consume(&r, 2); - length = uint16_fromregion(&r); - isc_region_consume(&r, 2); - sprintf(buf, "%u %u", option, length); - RETERR(str_totext(buf, target)); - INSIST(r.length >= length); - if (length > 0) { - if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0) - RETERR(str_totext(" (", target)); - RETERR(str_totext(tctx->linebreak, target)); - or = r; - or.length = length; - RETERR(isc_base64_totext(&or, tctx->width - 2, - tctx->linebreak, target)); - isc_region_consume(&r, length); - if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0) - RETERR(str_totext(" )", target)); - } - if (r.length > 0) - RETERR(str_totext(" ", target)); - } - - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -fromwire_opt(ARGS_FROMWIRE) { - isc_region_t sregion; - isc_region_t tregion; - isc_uint16_t length; - unsigned int total; - - REQUIRE(type == 41); - - UNUSED(type); - UNUSED(rdclass); - UNUSED(dctx); - UNUSED(options); - - isc_buffer_activeregion(source, &sregion); - total = 0; - while (sregion.length != 0) { - if (sregion.length < 4) - return (ISC_R_UNEXPECTEDEND); - /* - * Eat the 16bit option code. There is nothing to - * be done with it currently. - */ - isc_region_consume(&sregion, 2); - length = uint16_fromregion(&sregion); - isc_region_consume(&sregion, 2); - total += 4; - if (sregion.length < length) - return (ISC_R_UNEXPECTEDEND); - isc_region_consume(&sregion, length); - total += length; - } - - isc_buffer_activeregion(source, &sregion); - isc_buffer_availableregion(target, &tregion); - if (tregion.length < total) - return (ISC_R_NOSPACE); - memcpy(tregion.base, sregion.base, total); - isc_buffer_forward(source, total); - isc_buffer_add(target, total); - - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -towire_opt(ARGS_TOWIRE) { - - REQUIRE(rdata->type == 41); - - UNUSED(cctx); - - return (mem_tobuffer(target, rdata->data, rdata->length)); -} - -static inline int -compare_opt(ARGS_COMPARE) { - isc_region_t r1; - isc_region_t r2; - - REQUIRE(rdata1->type == rdata2->type); - REQUIRE(rdata1->rdclass == rdata2->rdclass); - REQUIRE(rdata1->type == 41); - - dns_rdata_toregion(rdata1, &r1); - dns_rdata_toregion(rdata2, &r2); - return (isc_region_compare(&r1, &r2)); -} - -static inline isc_result_t -fromstruct_opt(ARGS_FROMSTRUCT) { - dns_rdata_opt_t *opt = source; - isc_region_t region; - isc_uint16_t length; - - REQUIRE(type == 41); - REQUIRE(source != NULL); - REQUIRE(opt->common.rdtype == type); - REQUIRE(opt->common.rdclass == rdclass); - REQUIRE(opt->options != NULL || opt->length == 0); - - UNUSED(type); - UNUSED(rdclass); - - region.base = opt->options; - region.length = opt->length; - while (region.length >= 4) { - isc_region_consume(®ion, 2); /* opt */ - length = uint16_fromregion(®ion); - isc_region_consume(®ion, 2); - if (region.length < length) - return (ISC_R_UNEXPECTEDEND); - isc_region_consume(®ion, length); - } - if (region.length != 0) - return (ISC_R_UNEXPECTEDEND); - - return (mem_tobuffer(target, opt->options, opt->length)); -} - -static inline isc_result_t -tostruct_opt(ARGS_TOSTRUCT) { - dns_rdata_opt_t *opt = target; - isc_region_t r; - - REQUIRE(rdata->type == 41); - REQUIRE(target != NULL); - - opt->common.rdclass = rdata->rdclass; - opt->common.rdtype = rdata->type; - ISC_LINK_INIT(&opt->common, link); - - dns_rdata_toregion(rdata, &r); - opt->length = r.length; - opt->options = mem_maybedup(mctx, r.base, r.length); - if (opt->options == NULL) - return (ISC_R_NOMEMORY); - - opt->offset = 0; - opt->mctx = mctx; - return (ISC_R_SUCCESS); -} - -static inline void -freestruct_opt(ARGS_FREESTRUCT) { - dns_rdata_opt_t *opt = source; - - REQUIRE(source != NULL); - REQUIRE(opt->common.rdtype == 41); - - if (opt->mctx == NULL) - return; - - if (opt->options != NULL) - isc_mem_free(opt->mctx, opt->options); - opt->mctx = NULL; -} - -static inline isc_result_t -additionaldata_opt(ARGS_ADDLDATA) { - REQUIRE(rdata->type == 41); - - UNUSED(rdata); - UNUSED(add); - UNUSED(arg); - - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -digest_opt(ARGS_DIGEST) { - - /* - * OPT records are not digested. - */ - - REQUIRE(rdata->type == 41); - - UNUSED(rdata); - UNUSED(digest); - UNUSED(arg); - - return (ISC_R_NOTIMPLEMENTED); -} - -static inline isc_boolean_t -checkowner_opt(ARGS_CHECKOWNER) { - - REQUIRE(type == 41); - - UNUSED(type); - UNUSED(rdclass); - UNUSED(wildcard); - - return (dns_name_equal(name, dns_rootname)); -} - -static inline isc_boolean_t -checknames_opt(ARGS_CHECKNAMES) { - - REQUIRE(rdata->type == 41); - - UNUSED(rdata); - UNUSED(owner); - UNUSED(bad); - - return (ISC_TRUE); -} - -#endif /* RDATA_GENERIC_OPT_41_C */ |
