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Diffstat (limited to 'contrib/bind9/lib/dns/rootns.c')
-rw-r--r--contrib/bind9/lib/dns/rootns.c247
1 files changed, 0 insertions, 247 deletions
diff --git a/contrib/bind9/lib/dns/rootns.c b/contrib/bind9/lib/dns/rootns.c
deleted file mode 100644
index 9e9c9409039f..000000000000
--- a/contrib/bind9/lib/dns/rootns.c
+++ /dev/null
@@ -1,247 +0,0 @@
-/*
- * Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC")
- * Copyright (C) 1999-2002 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: rootns.c,v 1.20.2.3.2.5 2004/03/08 09:04:32 marka Exp $ */
-
-#include <config.h>
-
-#include <isc/buffer.h>
-#include <isc/string.h> /* Required for HP/UX (and others?) */
-#include <isc/util.h>
-
-#include <dns/callbacks.h>
-#include <dns/db.h>
-#include <dns/dbiterator.h>
-#include <dns/log.h>
-#include <dns/fixedname.h>
-#include <dns/master.h>
-#include <dns/rdata.h>
-#include <dns/rdatasetiter.h>
-#include <dns/rdataset.h>
-#include <dns/rdatastruct.h>
-#include <dns/result.h>
-#include <dns/rootns.h>
-
-static char root_ns[] =
-";\n"
-"; Internet Root Nameservers\n"
-";\n"
-"; Thu Sep 23 17:57:37 PDT 1999\n"
-";\n"
-"$TTL 518400\n"
-". 518400 IN NS A.ROOT-SERVERS.NET.\n"
-". 518400 IN NS B.ROOT-SERVERS.NET.\n"
-". 518400 IN NS C.ROOT-SERVERS.NET.\n"
-". 518400 IN NS D.ROOT-SERVERS.NET.\n"
-". 518400 IN NS E.ROOT-SERVERS.NET.\n"
-". 518400 IN NS F.ROOT-SERVERS.NET.\n"
-". 518400 IN NS G.ROOT-SERVERS.NET.\n"
-". 518400 IN NS H.ROOT-SERVERS.NET.\n"
-". 518400 IN NS I.ROOT-SERVERS.NET.\n"
-". 518400 IN NS J.ROOT-SERVERS.NET.\n"
-". 518400 IN NS K.ROOT-SERVERS.NET.\n"
-". 518400 IN NS L.ROOT-SERVERS.NET.\n"
-". 518400 IN NS M.ROOT-SERVERS.NET.\n"
-"A.ROOT-SERVERS.NET. 3600000 IN A 198.41.0.4\n"
-"B.ROOT-SERVERS.NET. 3600000 IN A 192.228.79.201\n"
-"C.ROOT-SERVERS.NET. 3600000 IN A 192.33.4.12\n"
-"D.ROOT-SERVERS.NET. 3600000 IN A 128.8.10.90\n"
-"E.ROOT-SERVERS.NET. 3600000 IN A 192.203.230.10\n"
-"F.ROOT-SERVERS.NET. 3600000 IN A 192.5.5.241\n"
-"G.ROOT-SERVERS.NET. 3600000 IN A 192.112.36.4\n"
-"H.ROOT-SERVERS.NET. 3600000 IN A 128.63.2.53\n"
-"I.ROOT-SERVERS.NET. 3600000 IN A 192.36.148.17\n"
-"J.ROOT-SERVERS.NET. 3600000 IN A 192.58.128.30\n"
-"K.ROOT-SERVERS.NET. 3600000 IN A 193.0.14.129\n"
-"L.ROOT-SERVERS.NET. 3600000 IN A 198.32.64.12\n"
-"M.ROOT-SERVERS.NET. 3600000 IN A 202.12.27.33\n";
-
-static isc_result_t
-in_rootns(dns_rdataset_t *rootns, dns_name_t *name) {
- isc_result_t result;
- dns_rdata_t rdata = DNS_RDATA_INIT;
- dns_rdata_ns_t ns;
-
- if (!dns_rdataset_isassociated(rootns))
- return (ISC_R_NOTFOUND);
-
- result = dns_rdataset_first(rootns);
- while (result == ISC_R_SUCCESS) {
- dns_rdataset_current(rootns, &rdata);
- result = dns_rdata_tostruct(&rdata, &ns, NULL);
- if (result != ISC_R_SUCCESS)
- return (result);
- if (dns_name_compare(name, &ns.name) == 0)
- return (ISC_R_SUCCESS);
- result = dns_rdataset_next(rootns);
- }
- if (result == ISC_R_NOMORE)
- result = ISC_R_NOTFOUND;
- return (result);
-}
-
-static isc_result_t
-check_node(dns_rdataset_t *rootns, dns_name_t *name,
- dns_rdatasetiter_t *rdsiter) {
- isc_result_t result;
- dns_rdataset_t rdataset;
-
- dns_rdataset_init(&rdataset);
- result = dns_rdatasetiter_first(rdsiter);
- while (result == ISC_R_SUCCESS) {
- dns_rdatasetiter_current(rdsiter, &rdataset);
- switch (rdataset.type) {
- case dns_rdatatype_a:
- case dns_rdatatype_aaaa:
- result = in_rootns(rootns, name);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- break;
- case dns_rdatatype_ns:
- if (dns_name_compare(name, dns_rootname) == 0)
- break;
- /*FALLTHROUGH*/
- default:
- result = ISC_R_FAILURE;
- goto cleanup;
- }
- dns_rdataset_disassociate(&rdataset);
- result = dns_rdatasetiter_next(rdsiter);
- }
- if (result == ISC_R_NOMORE)
- result = ISC_R_SUCCESS;
- cleanup:
- if (dns_rdataset_isassociated(&rdataset))
- dns_rdataset_disassociate(&rdataset);
- return (result);
-}
-
-static isc_result_t
-check_hints(dns_db_t *db) {
- isc_result_t result;
- dns_rdataset_t rootns;
- dns_dbiterator_t *dbiter = NULL;
- dns_dbnode_t *node = NULL;
- isc_stdtime_t now;
- dns_fixedname_t fixname;
- dns_name_t *name;
- dns_rdatasetiter_t *rdsiter = NULL;
-
- isc_stdtime_get(&now);
-
- dns_fixedname_init(&fixname);
- name = dns_fixedname_name(&fixname);
-
- dns_rdataset_init(&rootns);
- (void)dns_db_find(db, dns_rootname, NULL, dns_rdatatype_ns, 0,
- now, NULL, name, &rootns, NULL);
- result = dns_db_createiterator(db, ISC_FALSE, &dbiter);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- result = dns_dbiterator_first(dbiter);
- while (result == ISC_R_SUCCESS) {
- result = dns_dbiterator_current(dbiter, &node, name);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- result = dns_db_allrdatasets(db, node, NULL, now, &rdsiter);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- result = check_node(&rootns, name, rdsiter);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- dns_rdatasetiter_destroy(&rdsiter);
- dns_db_detachnode(db, &node);
- result = dns_dbiterator_next(dbiter);
- }
- if (result == ISC_R_NOMORE)
- result = ISC_R_SUCCESS;
-
- cleanup:
- if (dns_rdataset_isassociated(&rootns))
- dns_rdataset_disassociate(&rootns);
- if (rdsiter != NULL)
- dns_rdatasetiter_destroy(&rdsiter);
- if (node != NULL)
- dns_db_detachnode(db, &node);
- if (dbiter != NULL)
- dns_dbiterator_destroy(&dbiter);
- return (result);
-}
-
-isc_result_t
-dns_rootns_create(isc_mem_t *mctx, dns_rdataclass_t rdclass,
- const char *filename, dns_db_t **target)
-{
- isc_result_t result, eresult;
- isc_buffer_t source;
- size_t len;
- dns_rdatacallbacks_t callbacks;
- dns_db_t *db = NULL;
-
- REQUIRE(target != NULL && *target == NULL);
-
- result = dns_db_create(mctx, "rbt", dns_rootname, dns_dbtype_zone,
- rdclass, 0, NULL, &db);
- if (result != ISC_R_SUCCESS)
- return (result);
-
- dns_rdatacallbacks_init(&callbacks);
-
- len = strlen(root_ns);
- isc_buffer_init(&source, root_ns, len);
- isc_buffer_add(&source, len);
-
- result = dns_db_beginload(db, &callbacks.add,
- &callbacks.add_private);
- if (result != ISC_R_SUCCESS)
- return (result);
- if (filename != NULL) {
- /*
- * Load the hints from the specified filename.
- */
- result = dns_master_loadfile(filename, &db->origin,
- &db->origin, db->rdclass,
- DNS_MASTER_HINT,
- &callbacks, db->mctx);
- } else if (rdclass == dns_rdataclass_in) {
- /*
- * Default to using the Internet root servers.
- */
- result = dns_master_loadbuffer(&source, &db->origin,
- &db->origin, db->rdclass,
- DNS_MASTER_HINT,
- &callbacks, db->mctx);
- } else
- result = ISC_R_NOTFOUND;
- eresult = dns_db_endload(db, &callbacks.add_private);
- if (result == ISC_R_SUCCESS || result == DNS_R_SEENINCLUDE)
- result = eresult;
- if (result != ISC_R_SUCCESS && result != DNS_R_SEENINCLUDE)
- goto db_detach;
- if (check_hints(db) != ISC_R_SUCCESS)
- isc_log_write(dns_lctx, DNS_LOGCATEGORY_GENERAL,
- DNS_LOGMODULE_HINTS, ISC_LOG_WARNING,
- "extra data in root hints '%s'",
- (filename != NULL) ? filename : "<BUILT-IN>");
- *target = db;
- return (ISC_R_SUCCESS);
-
- db_detach:
- dns_db_detach(&db);
-
- return (result);
-}
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