rdata/in_1/kx_36.h

	kx_36.h revision a3c5ba000a701d5fbd1470d0bbd5b7755b741a12
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews/*
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * Copyright (C) 1999 Internet Software Consortium.
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews *
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * Permission to use, copy, modify, and distribute this software for any
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * purpose with or without fee is hereby granted, provided that the above
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * copyright notice and this permission notice appear in all copies.
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews *
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews * SOFTWARE.
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews */
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews /* $Id: kx_36.h,v 1.1 1999/02/01 23:49:47 marka Exp $ */
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews /* RFC 2230 */
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews#ifndef RDATA_GENERIC_KX_36_H
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews#define RDATA_GENERIC_KX_36_H
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic dns_result_t
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsfromtext_in_kx(dns_rdataclass_t class, dns_rdatatype_t type,
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        isc_lex_t *lexer, dns_name_t *origin,
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        isc_boolean_t downcase, isc_buffer_t *target) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_token_t token;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_t name;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_buffer_t buffer;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(gettoken(lexer, &token, isc_tokentype_number, ISC_FALSE));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(uint16_tobuffer(token.value.as_ulong, target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(gettoken(lexer, &token, isc_tokentype_string, ISC_FALSE));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_init(&name, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    buffer_fromregion(&buffer, &token.value.as_region,
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews              ISC_BUFFERTYPE_TEXT);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    origin = (origin != NULL) ? origin : dns_rootname;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return (dns_name_fromtext(&name, &buffer, origin, downcase, target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic dns_result_t
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewstotext_in_kx(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_t region;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_t name;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_t prefix;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_boolean_t sub;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    char buf[sizeof "64000"];
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    unsigned short num;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata->type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata->class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_init(&name, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_init(&prefix, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_rdata_toregion(rdata, &region);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    num = uint16_fromregion(&region);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_consume(&region, 2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    sprintf(buf, "%u", num);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(str_totext(buf, target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(str_totext(" ", target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_fromregion(&name, &region);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    sub = name_prefix(&name, origin, &prefix);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return(dns_name_totext(&prefix, sub, target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic dns_result_t
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsfromwire_in_kx(dns_rdataclass_t class, dns_rdatatype_t type,
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        isc_buffer_t *source, dns_decompress_t *dctx,
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        isc_boolean_t downcase, isc_buffer_t *target) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        dns_name_t name;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_t sregion;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        dns_name_init(&name, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_buffer_active(source, &sregion);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    if (sregion.length < 2)
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        return (DNS_R_UNEXPECTEDEND);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(mem_tobuffer(target, sregion.base, 2));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_buffer_forward(source, 2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return (dns_name_fromwire(&name, source, dctx, downcase, target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic dns_result_t
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewstowire_in_kx(dns_rdata_t *rdata, dns_compress_t *cctx, isc_buffer_t *target) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_t name;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_t region;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata->type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata->class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_rdata_toregion(rdata, &region);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    RETERR(mem_tobuffer(target, region.base, 2));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_consume(&region, 2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_init(&name, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_fromregion(&name, &region);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return (dns_name_towire(&name, cctx, target));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic int
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewscompare_in_kx(dns_rdata_t *rdata1, dns_rdata_t *rdata2) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_t name1;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_t name2;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_t region1;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_t region2;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    int result;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata1->type == rdata2->type);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata1->class == rdata2->class);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata1->type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata1->class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    result = memcmp(rdata1->data, rdata2->data, 2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    if (result != 0)
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews        return (result < 0 ? -1 : 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_init(&name1, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_init(&name2, NULL);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_rdata_toregion(rdata1, &region1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_rdata_toregion(rdata2, &region2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_consume(&region1, 2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    isc_region_consume(&region2, 2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_fromregion(&name1, &region1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    dns_name_fromregion(&name2, &region2);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return (dns_name_compare(&name1, &name2));
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic dns_result_t
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsfromstruct_in_kx(dns_rdataclass_t class, dns_rdatatype_t type, void *source,
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews         isc_buffer_t *target) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    source = source;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    target = target;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return (DNS_R_NOTIMPLEMENTED);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewsstatic dns_result_t
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrewstostruct_in_kx(dns_rdata_t *rdata, void *target) {
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata->type == 36);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    REQUIRE(rdata->class == 1);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    target = target;
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews    return (DNS_R_NOTIMPLEMENTED);
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews}
a3c5ba000a701d5fbd1470d0bbd5b7755b741a12Mark Andrews#endif  /* RDATA_GENERIC_KX_15_H */