00001 /* 00002 * Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC") 00003 * Copyright (C) 2001, 2003 Internet Software Consortium. 00004 * 00005 * Permission to use, copy, modify, and/or distribute this software for any 00006 * purpose with or without fee is hereby granted, provided that the above 00007 * copyright notice and this permission notice appear in all copies. 00008 * 00009 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 00010 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 00011 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 00012 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 00013 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 00014 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 00015 * PERFORMANCE OF THIS SOFTWARE. 00016 */ 00017 00018 /* $Id: zonekey.c,v 1.9 2007/06/19 23:47:16 tbox Exp $ */ 00019 00020 /*! \file */ 00021 00022 #include <config.h> 00023 00024 #include <isc/result.h> 00025 #include <isc/types.h> 00026 #include <isc/util.h> 00027 00028 #include <dns/keyvalues.h> 00029 #include <dns/rdata.h> 00030 #include <dns/rdatastruct.h> 00031 #include <dns/types.h> 00032 #include <dns/zonekey.h> 00033 00034 isc_boolean_t 00035 dns_zonekey_iszonekey(dns_rdata_t *keyrdata) { 00036 isc_result_t result; 00037 dns_rdata_dnskey_t key; 00038 isc_boolean_t iszonekey = ISC_TRUE; 00039 00040 REQUIRE(keyrdata != NULL); 00041 00042 result = dns_rdata_tostruct(keyrdata, &key, NULL); 00043 if (result != ISC_R_SUCCESS) 00044 return (ISC_FALSE); 00045 00046 if ((key.flags & DNS_KEYTYPE_NOAUTH) != 0) 00047 iszonekey = ISC_FALSE; 00048 if ((key.flags & DNS_KEYFLAG_OWNERMASK) != DNS_KEYOWNER_ZONE) 00049 iszonekey = ISC_FALSE; 00050 if (key.protocol != DNS_KEYPROTO_DNSSEC && 00051 key.protocol != DNS_KEYPROTO_ANY) 00052 iszonekey = ISC_FALSE; 00053 00054 return (iszonekey); 00055 }