Author: erwin
Date: Mon Dec 17 10:58:24 2012
New Revision: 244353
URL: http://svnweb.freebsd.org/changeset/base/244353

Log:
  Vendor import of Bind 9.6-ESV-R8
  
  Approved by:  delphij (mentor)
  Sponsored by: DK Hostmaster A/S

Modified:
  vendor/bind9/dist-9.6/CHANGES
  vendor/bind9/dist-9.6/README
  vendor/bind9/dist-9.6/bin/check/check-tool.c
  vendor/bind9/dist-9.6/bin/dig/nslookup.c
  vendor/bind9/dist-9.6/bin/dnssec/dnssec-signzone.c
  vendor/bind9/dist-9.6/bin/named/controlconf.c
  vendor/bind9/dist-9.6/bin/named/convertxsl.pl
  vendor/bind9/dist-9.6/bin/named/statschannel.c
  vendor/bind9/dist-9.6/bin/nsupdate/nsupdate.c
  vendor/bind9/dist-9.6/configure.in
  vendor/bind9/dist-9.6/doc/Makefile.in
  vendor/bind9/dist-9.6/doc/arm/Bv9ARM-book.xml
  vendor/bind9/dist-9.6/doc/arm/Bv9ARM.ch06.html
  vendor/bind9/dist-9.6/doc/arm/Bv9ARM.pdf
  vendor/bind9/dist-9.6/doc/misc/format-options.pl
  vendor/bind9/dist-9.6/doc/misc/sort-options.pl
  vendor/bind9/dist-9.6/isc-config.sh.in
  vendor/bind9/dist-9.6/lib/Makefile.in
  vendor/bind9/dist-9.6/lib/bind9/api
  vendor/bind9/dist-9.6/lib/bind9/check.c
  vendor/bind9/dist-9.6/lib/bind9/include/Makefile.in
  vendor/bind9/dist-9.6/lib/bind9/include/bind9/Makefile.in
  vendor/bind9/dist-9.6/lib/dns/adb.c
  vendor/bind9/dist-9.6/lib/dns/api
  vendor/bind9/dist-9.6/lib/dns/dnssec.c
  vendor/bind9/dist-9.6/lib/dns/dst_openssl.h
  vendor/bind9/dist-9.6/lib/dns/dst_parse.c
  vendor/bind9/dist-9.6/lib/dns/dst_result.c
  vendor/bind9/dist-9.6/lib/dns/include/Makefile.in
  vendor/bind9/dist-9.6/lib/dns/include/dns/dnssec.h
  vendor/bind9/dist-9.6/lib/dns/include/dns/iptable.h
  vendor/bind9/dist-9.6/lib/dns/include/dns/log.h
  vendor/bind9/dist-9.6/lib/dns/include/dns/stats.h
  vendor/bind9/dist-9.6/lib/dns/include/dns/zone.h
  vendor/bind9/dist-9.6/lib/dns/include/dst/Makefile.in
  vendor/bind9/dist-9.6/lib/dns/include/dst/result.h
  vendor/bind9/dist-9.6/lib/dns/log.c
  vendor/bind9/dist-9.6/lib/dns/master.c
  vendor/bind9/dist-9.6/lib/dns/masterdump.c
  vendor/bind9/dist-9.6/lib/dns/openssl_link.c
  vendor/bind9/dist-9.6/lib/dns/openssldh_link.c
  vendor/bind9/dist-9.6/lib/dns/openssldsa_link.c
  vendor/bind9/dist-9.6/lib/dns/opensslrsa_link.c
  vendor/bind9/dist-9.6/lib/dns/rbtdb.c
  vendor/bind9/dist-9.6/lib/dns/rdata.c
  vendor/bind9/dist-9.6/lib/dns/spnego_asn1.pl
  vendor/bind9/dist-9.6/lib/dns/zone.c
  vendor/bind9/dist-9.6/lib/isc/alpha/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/alpha/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/alpha/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/api
  vendor/bind9/dist-9.6/lib/isc/ia64/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/ia64/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/ia64/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/ia64/include/isc/atomic.h
  vendor/bind9/dist-9.6/lib/isc/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/include/isc/file.h
  vendor/bind9/dist-9.6/lib/isc/mem.c
  vendor/bind9/dist-9.6/lib/isc/mips/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/mips/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/mips/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/noatomic/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/noatomic/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/noatomic/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/nothreads/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/nothreads/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/powerpc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/powerpc/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/powerpc/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/pthreads/condition.c
  vendor/bind9/dist-9.6/lib/isc/pthreads/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/pthreads/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/sparc64/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/sparc64/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/sparc64/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/unix/file.c
  vendor/bind9/dist-9.6/lib/isc/unix/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/unix/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/x86_32/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/x86_32/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/x86_32/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/x86_64/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/x86_64/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isc/x86_64/include/isc/Makefile.in
  vendor/bind9/dist-9.6/lib/isccc/api
  vendor/bind9/dist-9.6/lib/isccc/cc.c
  vendor/bind9/dist-9.6/lib/isccc/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isccc/include/isccc/Makefile.in
  vendor/bind9/dist-9.6/lib/isccfg/include/Makefile.in
  vendor/bind9/dist-9.6/lib/isccfg/include/isccfg/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/api
  vendor/bind9/dist-9.6/lib/lwres/getaddrinfo.c
  vendor/bind9/dist-9.6/lib/lwres/include/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/include/lwres/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/man/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/unix/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/unix/include/Makefile.in
  vendor/bind9/dist-9.6/lib/lwres/unix/include/lwres/Makefile.in
  vendor/bind9/dist-9.6/make/rules.in
  vendor/bind9/dist-9.6/version

Modified: vendor/bind9/dist-9.6/CHANGES
==============================================================================
--- vendor/bind9/dist-9.6/CHANGES       Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/CHANGES       Mon Dec 17 10:58:24 2012        
(r244353)
@@ -1,33 +1,87 @@
-       --- 9.6-ESV-R7-P4 released ---
+       --- 9.6-ESV-R8 released ---
 
 3383.  [security]      A certain combination of records in the RBT could
                         cause named to hang while populating the additional
                         section of a response. [RT #31090]
 
-       --- 9.6-ESV-R7-P3 released ---
+3373.  [bug]           win32: open raw files in binary mode. [RT #30944]
 
 3364.  [security]      Named could die on specially crafted record.
                        [RT #30416]
 
-3358   [bug]           Fix declaration of fatal in bin/named/server.c
+       --- 9.6-ESV-R8rc1 released ---
+
+3369.  [bug]           nsupdate terminated unexpectedly in interactive mode
+                       if built with readline support. [RT #29550]
+
+3368.  [bug]           <dns/iptable.h> and <dns/zone.h> were not C++ safe.
+
+3366.  [bug]           Fixed Read-After-Write dependency violation for IA64
+                       atomic operations. [RT #25181]
+
+3365.  [bug]           Removed spurious newlines from log messages in
+                       zone.c [RT #30675]
+
+3362.  [bug]           Setting some option values to 0 in named.conf
+                       could trigger an assertion failure on startup.
+                       [RT #27730]
+
+3360.  [bug]           'host -w' could die.  [RT #18723]
+
+3359.  [bug]           An improperly-formed TSIG secret could cause a
+                       memory leak. [RT #30607]
+
+3358.  [bug]           Fix declaration of fatal in bin/named/server.c
                        and bin/nsupdate/main.c. [RT #30522]
 
-       --- 9.6-ESV-R7-P2 released ---
+3357.  [port]          Add support for libxml2-2.8.x [RT #30440]
+
+       --- 9.6-ESV-R8b1 released ---
+
+3354.  [func]          Improve OpenSSL error logging. [RT #29932]
+
+3352.  [bug]           Ensure that learned server attributes timeout of the
+                       adb cache. [RT #29856]
+
+3350.  [bug]           Memory read overrun in isc___mem_reallocate if
+                       ISC_MEM_DEBUGCTX memory debugging flag is set.
+                       [RT #30240]
+
+3348.  [bug]           Prevent RRSIG data from being cached if a negative
+                       record matching the covering type exists at a higher
+                       trust level. Such data already can't be retrieved from
+                       the cache since change 3218 -- this prevents it
+                       being inserted into the cache as well. [RT #26809]
 
 3346.  [security]      Bad-cache data could be used before it was
                        initialized, causing an assert. [RT #30025]
 
-3343.   [bug]          Relax isc_random_jitter() REQUIRE tests. [RT #29821]
+3343.  [bug]           Relax isc_random_jitter() REQUIRE tests. [RT #29821]
 
 3342.  [bug]           Change #3314 broke saving of stub zones to disk
                        resulting in excessive cpu usage in some cases.
                        [RT #29952]
 
-       --- 9.6-ESV-R7-P1 released ---
+3337.  [bug]           Change #3294 broke support for the multiple keys
+                       in controls. [RT #29694]
+
+3335.  [func]          nslookup: return a nonzero exit code when unable
+                       to get an answer. [RT #29492]
+
+3332.  [bug]           Re-use cached DS rrsets if possible. [RT #29446]
 
 3331.  [security]      dns_rdataslab_fromrdataset could produce bad
                        rdataslabs. [RT #29644]
 
+3329.  [bug]           Handle RRSIG signer-name case consistently: We
+                       generate RRSIG records with the signer-name in
+                       lower case.  We accept them with any case, but if
+                       they fail to validate, we try again in lower case.
+                       [RT #27451]
+
+3328.  [bug]           Fixed inconsistent data checking in dst_parse.c.
+                       [RT #29401]
+
        --- 9.6-ESV-R7 released ---
 
 3318.  [tuning]        Reduce the amount of work performed while holding a

Modified: vendor/bind9/dist-9.6/README
==============================================================================
--- vendor/bind9/dist-9.6/README        Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/README        Mon Dec 17 10:58:24 2012        
(r244353)
@@ -48,9 +48,14 @@ BIND 9
         For up-to-date release notes and errata, see
         http://www.isc.org/software/bind9/releasenotes
 
+BIND 9.6-ESV-R8 (Extended Support Version)
+
+        BIND 9.6-ESV-R8 includes several bug fixes and patches security
+        flaws described in CVE-2012-1667, CVE-2012-3817 and CVE-2012-4244.
+
 BIND 9.6-ESV-R7 (Extended Support Version)
 
-       BIND 9.4-ESV-R7 is a maintenance release, fixing bugs in BIND
+       BIND 9.6-ESV-R7 is a maintenance release, fixing bugs in BIND
        9.6-ESV-R6.
 
 BIND 9.6-ESV-R6 (Extended Support Version)
@@ -60,7 +65,7 @@ BIND 9.6-ESV-R6 (Extended Support Versio
 
 BIND 9.6-ESV-R5 (Extended Support Version)
 
-       BIND 9.4-ESV-R5 is a maintenance release, fixing bugs in BIND
+       BIND 9.6-ESV-R5 is a maintenance release, fixing bugs in BIND
        9.6-ESV-R4.
 
 BIND 9.6.3/BIND 9.6-ESV-R4

Modified: vendor/bind9/dist-9.6/bin/check/check-tool.c
==============================================================================
--- vendor/bind9/dist-9.6/bin/check/check-tool.c        Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/bin/check/check-tool.c        Mon Dec 17 10:58:24 
2012        (r244353)
@@ -640,6 +640,9 @@ dump_zone(const char *zonename, dns_zone
 {
        isc_result_t result;
        FILE *output = stdout;
+       const char *flags;
+
+       flags = (fileformat == dns_masterformat_text) ? "w+" : "wb+";
 
        if (debug) {
                if (filename != NULL && strcmp(filename, "-") != 0)
@@ -650,7 +653,7 @@ dump_zone(const char *zonename, dns_zone
        }
 
        if (filename != NULL && strcmp(filename, "-") != 0) {
-               result = isc_stdio_open(filename, "w+", &output);
+               result = isc_stdio_open(filename, flags, &output);
 
                if (result != ISC_R_SUCCESS) {
                        fprintf(stderr, "could not open output "

Modified: vendor/bind9/dist-9.6/bin/dig/nslookup.c
==============================================================================
--- vendor/bind9/dist-9.6/bin/dig/nslookup.c    Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/bin/dig/nslookup.c    Mon Dec 17 10:58:24 2012        
(r244353)
@@ -57,6 +57,7 @@ static isc_boolean_t in_use = ISC_FALSE;
 static char defclass[MXRD] = "IN";
 static char deftype[MXRD] = "A";
 static isc_event_t *global_event = NULL;
+static int query_error = 1, print_error = 0;
 
 static char domainopt[DNS_NAME_MAXTEXT];
 
@@ -406,6 +407,9 @@ isc_result_t
 printmessage(dig_query_t *query, dns_message_t *msg, isc_boolean_t headers) {
        char servtext[ISC_SOCKADDR_FORMATSIZE];
 
+       /* I've we've gotten this far, we've reached a server. */
+       query_error = 0;
+
        debug("printmessage()");
 
        isc_sockaddr_format(&query->sockaddr, servtext, sizeof(servtext));
@@ -433,6 +437,9 @@ printmessage(dig_query_t *query, dns_mes
                       (msg->rcode != dns_rcode_nxdomain) ? nametext :
                       query->lookup->textname, rcode_totext(msg->rcode));
                debug("returning with rcode == 0");
+
+               /* the lookup failed */
+               print_error |= 1;
                return (ISC_R_SUCCESS);
        }
 
@@ -903,5 +910,5 @@ main(int argc, char **argv) {
        destroy_libs();
        isc_app_finish();
 
-       return (0);
+       return (query_error | print_error);
 }

Modified: vendor/bind9/dist-9.6/bin/dnssec/dnssec-signzone.c
==============================================================================
--- vendor/bind9/dist-9.6/bin/dnssec/dnssec-signzone.c  Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/bin/dnssec/dnssec-signzone.c  Mon Dec 17 10:58:24 
2012        (r244353)
@@ -3520,7 +3520,10 @@ main(int argc, char *argv[]) {
        check_result(result, "isc_file_mktemplate");
 
        fp = NULL;
-       result = isc_file_openunique(tempfile, &fp);
+       if (outputformat == dns_masterformat_text)
+               result = isc_file_openunique(tempfile, &fp);
+       else
+               result = isc_file_bopenunique(tempfile, &fp);
        if (result != ISC_R_SUCCESS)
                fatal("failed to open temporary output file: %s",
                      isc_result_totext(result));

Modified: vendor/bind9/dist-9.6/bin/named/controlconf.c
==============================================================================
--- vendor/bind9/dist-9.6/bin/named/controlconf.c       Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/bin/named/controlconf.c       Mon Dec 17 10:58:24 
2012        (r244353)
@@ -373,8 +373,10 @@ control_recvmessage(isc_task_t *task, is
                if (result == ISC_R_SUCCESS)
                        break;
                isc_mem_put(listener->mctx, secret.rstart, REGION_SIZE(secret));
-               log_invalid(&conn->ccmsg, result);
-               goto cleanup;
+               if (result != ISCCC_R_BADAUTH) {
+                       log_invalid(&conn->ccmsg, result);
+                       goto cleanup;
+               }
        }
 
        if (key == NULL) {

Modified: vendor/bind9/dist-9.6/bin/named/convertxsl.pl
==============================================================================
--- vendor/bind9/dist-9.6/bin/named/convertxsl.pl       Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/bin/named/convertxsl.pl       Mon Dec 17 10:58:24 
2012        (r244353)
@@ -1,6 +1,6 @@
 #!/usr/bin/env perl
 #
-# Copyright (C) 2006-2008  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2006-2008, 2012  Internet Systems Consortium, Inc. ("ISC")
 #
 # Permission to use, copy, modify, and/or distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above

Modified: vendor/bind9/dist-9.6/bin/named/statschannel.c
==============================================================================
--- vendor/bind9/dist-9.6/bin/named/statschannel.c      Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/bin/named/statschannel.c      Mon Dec 17 10:58:24 
2012        (r244353)
@@ -84,16 +84,19 @@ static const char *nsstats_desc[dns_nsst
 static const char *resstats_desc[dns_resstatscounter_max];
 static const char *zonestats_desc[dns_zonestatscounter_max];
 static const char *sockstats_desc[isc_sockstatscounter_max];
+static const char *dnssecstats_desc[dns_dnssecstats_max];
 #ifdef HAVE_LIBXML2
 static const char *nsstats_xmldesc[dns_nsstatscounter_max];
 static const char *resstats_xmldesc[dns_resstatscounter_max];
 static const char *zonestats_xmldesc[dns_zonestatscounter_max];
 static const char *sockstats_xmldesc[isc_sockstatscounter_max];
+static const char *dnssecstats_xmldesc[dns_dnssecstats_max];
 #else
 #define nsstats_xmldesc NULL
 #define resstats_xmldesc NULL
 #define zonestats_xmldesc NULL
 #define sockstats_xmldesc NULL
+#define dnssecstats_xmldesc NULL
 #endif /* HAVE_LIBXML2 */
 
 #define TRY0(a) do { xmlrc = (a); if (xmlrc < 0) goto error; } while(0)
@@ -107,6 +110,7 @@ static int nsstats_index[dns_nsstatscoun
 static int resstats_index[dns_resstatscounter_max];
 static int zonestats_index[dns_zonestatscounter_max];
 static int sockstats_index[isc_sockstatscounter_max];
+static int dnssecstats_index[dns_dnssecstats_max];
 
 static inline void
 set_desc(int counter, int maxcounter, const char *fdesc, const char **fdescs,
@@ -408,6 +412,33 @@ init_desc(void) {
                         "FDwatchRecvErr");
        INSIST(i == isc_sockstatscounter_max);
 
+       /* Initialize DNSSEC statistics */
+       for (i = 0; i < dns_dnssecstats_max; i++)
+               dnssecstats_desc[i] = NULL;
+#ifdef  HAVE_LIBXML2
+       for (i = 0; i < dns_dnssecstats_max; i++)
+               dnssecstats_xmldesc[i] = NULL;
+#endif
+
+#define SET_DNSSECSTATDESC(counterid, desc, xmldesc) \
+       do { \
+               set_desc(dns_dnssecstats_ ## counterid, \
+                        dns_dnssecstats_max, \
+                        desc, dnssecstats_desc,\
+                        xmldesc, dnssecstats_xmldesc); \
+               dnssecstats_index[i++] = dns_dnssecstats_ ## counterid; \
+       } while (0)
+
+       i = 0;
+       SET_DNSSECSTATDESC(asis, "dnssec validation success with signer "
+                          "\"as is\"", "DNSSECasis");
+       SET_DNSSECSTATDESC(downcase, "dnssec validation success with signer "
+                          "lower cased", "DNSSECdowncase");
+       SET_DNSSECSTATDESC(wildcard, "dnssec validation of wildcard signature",
+                          "DNSSECwild");
+       SET_DNSSECSTATDESC(fail, "dnssec validation failures", "DNSSECfail");
+       INSIST(i == dns_dnssecstats_max);
+
        /* Sanity check */
        for (i = 0; i < dns_nsstatscounter_max; i++)
                INSIST(nsstats_desc[i] != NULL);
@@ -417,6 +448,8 @@ init_desc(void) {
                INSIST(zonestats_desc[i] != NULL);
        for (i = 0; i < isc_sockstatscounter_max; i++)
                INSIST(sockstats_desc[i] != NULL);
+       for (i = 0; i < dns_dnssecstats_max; i++)
+               INSIST(dnssecstats_desc[i] != NULL);
 #ifdef  HAVE_LIBXML2
        for (i = 0; i < dns_nsstatscounter_max; i++)
                INSIST(nsstats_xmldesc[i] != NULL);
@@ -426,6 +459,8 @@ init_desc(void) {
                INSIST(zonestats_xmldesc[i] != NULL);
        for (i = 0; i < isc_sockstatscounter_max; i++)
                INSIST(sockstats_xmldesc[i] != NULL);
+       for (i = 0; i < dns_dnssecstats_max; i++)
+               INSIST(dnssecstats_xmldesc[i] != NULL);
 #endif
 }
 

Modified: vendor/bind9/dist-9.6/bin/nsupdate/nsupdate.c
==============================================================================
--- vendor/bind9/dist-9.6/bin/nsupdate/nsupdate.c       Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/bin/nsupdate/nsupdate.c       Mon Dec 17 10:58:24 
2012        (r244353)
@@ -1011,7 +1011,7 @@ parse_name(char **cmdlinep, dns_message_
        isc_buffer_t source;
 
        word = nsu_strsep(cmdlinep, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read owner name\n");
                return (STATUS_SYNTAX);
        }
@@ -1044,6 +1044,11 @@ parse_rdata(char **cmdlinep, dns_rdatacl
        dns_rdatacallbacks_t callbacks;
        isc_result_t result;
 
+       if (cmdline == NULL) {
+               rdata->flags = DNS_RDATA_UPDATE;
+               return (STATUS_MORE);
+       }
+
        while (*cmdline != 0 && isspace((unsigned char)*cmdline))
                cmdline++;
 
@@ -1110,7 +1115,7 @@ make_prereq(char *cmdline, isc_boolean_t
         */
        if (isrrset) {
                word = nsu_strsep(&cmdline, " \t\r\n");
-               if (*word == 0) {
+               if (word == NULL || *word == 0) {
                        fprintf(stderr, "could not read class or type\n");
                        goto failure;
                }
@@ -1126,7 +1131,7 @@ make_prereq(char *cmdline, isc_boolean_t
                         * Now read the type.
                         */
                        word = nsu_strsep(&cmdline, " \t\r\n");
-                       if (*word == 0) {
+                       if (word == NULL || *word == 0) {
                                fprintf(stderr, "could not read type\n");
                                goto failure;
                        }
@@ -1200,7 +1205,7 @@ evaluate_prereq(char *cmdline) {
 
        ddebug("evaluate_prereq()");
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read operation code\n");
                return (STATUS_SYNTAX);
        }
@@ -1229,14 +1234,14 @@ evaluate_server(char *cmdline) {
        long port;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read server name\n");
                return (STATUS_SYNTAX);
        }
        server = word;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0)
+       if (word == NULL || *word == 0)
                port = DNSDEFAULTPORT;
        else {
                char *endp;
@@ -1270,14 +1275,14 @@ evaluate_local(char *cmdline) {
        struct in6_addr in6;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read server name\n");
                return (STATUS_SYNTAX);
        }
        local = word;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0)
+       if (word == NULL || *word == 0)
                port = 0;
        else {
                char *endp;
@@ -1326,7 +1331,7 @@ evaluate_key(char *cmdline) {
        char *n;
 
        namestr = nsu_strsep(&cmdline, " \t\r\n");
-       if (*namestr == 0) {
+       if (namestr == NULL || *namestr == 0) {
                fprintf(stderr, "could not read key name\n");
                return (STATUS_SYNTAX);
        }
@@ -1350,7 +1355,7 @@ evaluate_key(char *cmdline) {
        }
 
        secretstr = nsu_strsep(&cmdline, "\r\n");
-       if (*secretstr == 0) {
+       if (secretstr == NULL || *secretstr == 0) {
                fprintf(stderr, "could not read key secret\n");
                return (STATUS_SYNTAX);
        }
@@ -1391,7 +1396,7 @@ evaluate_zone(char *cmdline) {
        isc_result_t result;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read zone name\n");
                return (STATUS_SYNTAX);
        }
@@ -1418,7 +1423,7 @@ evaluate_realm(char *cmdline) {
        char buf[1024];
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                if (realm != NULL)
                        isc_mem_free(mctx, realm);
                realm = NULL;
@@ -1443,7 +1448,7 @@ evaluate_ttl(char *cmdline) {
        isc_uint32_t ttl;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not ttl\n");
                return (STATUS_SYNTAX);
        }
@@ -1477,7 +1482,7 @@ evaluate_class(char *cmdline) {
        dns_rdataclass_t rdclass;
 
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read class name\n");
                return (STATUS_SYNTAX);
        }
@@ -1535,7 +1540,7 @@ update_addordelete(char *cmdline, isc_bo
         * If it's a delete, ignore a TTL if present (for compatibility).
         */
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                if (!isdelete) {
                        fprintf(stderr, "could not read owner ttl\n");
                        goto failure;
@@ -1576,7 +1581,7 @@ update_addordelete(char *cmdline, isc_bo
         */
        word = nsu_strsep(&cmdline, " \t\r\n");
  parseclass:
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                if (isdelete) {
                        rdataclass = dns_rdataclass_any;
                        rdatatype = dns_rdatatype_any;
@@ -1600,7 +1605,7 @@ update_addordelete(char *cmdline, isc_bo
                 * Now read the type.
                 */
                word = nsu_strsep(&cmdline, " \t\r\n");
-               if (*word == 0) {
+               if (word == NULL || *word == 0) {
                        if (isdelete) {
                                rdataclass = dns_rdataclass_any;
                                rdatatype = dns_rdatatype_any;
@@ -1680,7 +1685,7 @@ evaluate_update(char *cmdline) {
 
        ddebug("evaluate_update()");
        word = nsu_strsep(&cmdline, " \t\r\n");
-       if (*word == 0) {
+       if (word == NULL || *word == 0) {
                fprintf(stderr, "could not read operation code\n");
                return (STATUS_SYNTAX);
        }
@@ -1770,6 +1775,7 @@ get_next_command(void) {
        char cmdlinebuf[MAXCMD];
        char *cmdline;
        char *word;
+       char *tmp;
 
        ddebug("get_next_command()");
        if (interactive) {
@@ -1781,11 +1787,18 @@ get_next_command(void) {
        isc_app_unblock();
        if (cmdline == NULL)
                return (STATUS_QUIT);
+
+       /*
+        * Normalize input by removing any eol.
+        */
+       tmp = cmdline;
+       (void)nsu_strsep(&tmp, "\r\n");
+
        word = nsu_strsep(&cmdline, " \t\r\n");
 
        if (feof(input))
                return (STATUS_QUIT);
-       if (*word == 0)
+       if (word == NULL || *word == 0)
                return (STATUS_SEND);
        if (word[0] == ';')
                return (STATUS_MORE);

Modified: vendor/bind9/dist-9.6/configure.in
==============================================================================
--- vendor/bind9/dist-9.6/configure.in  Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/configure.in  Mon Dec 17 10:58:24 2012        
(r244353)
@@ -1,4 +1,4 @@
-# Copyright (C) 2004-2011  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004-2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 1998-2003  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any
@@ -1090,7 +1090,7 @@ case "$use_libxml2" in
                ;;
        auto|yes)
                case X`(xml2-config --version) 2>/dev/null` in
-               X2.[[67]].*)
+               X2.[[678]].*)
                        libxml2_libs=`xml2-config --libs`
                        libxml2_cflags=`xml2-config --cflags`
                        ;;

Modified: vendor/bind9/dist-9.6/doc/Makefile.in
==============================================================================
--- vendor/bind9/dist-9.6/doc/Makefile.in       Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/doc/Makefile.in       Mon Dec 17 10:58:24 2012        
(r244353)
@@ -1,4 +1,4 @@
-# Copyright (C) 2004-2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004-2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 2000, 2001  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any

Modified: vendor/bind9/dist-9.6/doc/arm/Bv9ARM-book.xml
==============================================================================
--- vendor/bind9/dist-9.6/doc/arm/Bv9ARM-book.xml       Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/doc/arm/Bv9ARM-book.xml       Mon Dec 17 10:58:24 
2012        (r244353)
@@ -9978,7 +9978,7 @@ zone <replaceable>zone_name</replaceable
                        (machine$@REALM) for machine in REALM and
                        and converts it machine.realm allowing the machine 
                         to update machine.realm.  The REALM to be matched
-                       is specified in the <replacable>identity</replacable>
+                       is specified in the <replaceable>identity</replaceable>
                        field.
                      </para>
                    </entry>
@@ -9995,7 +9995,7 @@ zone <replaceable>zone_name</replaceable
                        converts it to machine.realm allowing the machine
                        to update subdomains of machine.realm.  The REALM
                        to be matched is specified in the
-                       <replacable>identity</replacable> field.
+                       <replaceable>identity</replaceable> field.
                      </para>
                    </entry>
                  </row>
@@ -10010,7 +10010,7 @@ zone <replaceable>zone_name</replaceable
                        (host/machine@REALM) for machine in REALM and
                        and converts it machine.realm allowing the machine 
                         to update machine.realm.  The REALM to be matched
-                       is specified in the <replacable>identity</replacable>
+                       is specified in the <replaceable>identity</replaceable>
                        field.
                      </para>
                    </entry>
@@ -10027,7 +10027,7 @@ zone <replaceable>zone_name</replaceable
                        converts it to machine.realm allowing the machine
                        to update subdomains of machine.realm.  The REALM
                        to be matched is specified in the
-                       <replacable>identity</replacable> field.
+                       <replaceable>identity</replaceable> field.
                      </para>
                    </entry>
                  </row>

Modified: vendor/bind9/dist-9.6/doc/arm/Bv9ARM.ch06.html
==============================================================================
--- vendor/bind9/dist-9.6/doc/arm/Bv9ARM.ch06.html      Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/doc/arm/Bv9ARM.ch06.html      Mon Dec 17 10:58:24 
2012        (r244353)
@@ -6255,7 +6255,7 @@ zone <em class="replaceable"><code>zone_
                         (machine$@REALM) for machine in REALM and
                         and converts it machine.realm allowing the machine 
                         to update machine.realm.  The REALM to be matched
-                        is specified in the <font 
color="red">&lt;replacable&gt;identity&lt;/replacable&gt;</font>
+                        is specified in the <em 
class="replaceable"><code>identity</code></em>
                         field.
                       </p>
                     </td>
@@ -6273,7 +6273,7 @@ zone <em class="replaceable"><code>zone_
                         converts it to machine.realm allowing the machine
                         to update subdomains of machine.realm.  The REALM
                         to be matched is specified in the
-                        <font 
color="red">&lt;replacable&gt;identity&lt;/replacable&gt;</font> field.
+                        <em class="replaceable"><code>identity</code></em> 
field.
                       </p>
                     </td>
 </tr>
@@ -6289,7 +6289,7 @@ zone <em class="replaceable"><code>zone_
                         (host/machine@REALM) for machine in REALM and
                         and converts it machine.realm allowing the machine 
                         to update machine.realm.  The REALM to be matched
-                        is specified in the <font 
color="red">&lt;replacable&gt;identity&lt;/replacable&gt;</font>
+                        is specified in the <em 
class="replaceable"><code>identity</code></em>
                         field.
                       </p>
                     </td>
@@ -6307,7 +6307,7 @@ zone <em class="replaceable"><code>zone_
                         converts it to machine.realm allowing the machine
                         to update subdomains of machine.realm.  The REALM
                         to be matched is specified in the
-                        <font 
color="red">&lt;replacable&gt;identity&lt;/replacable&gt;</font> field.
+                        <em class="replaceable"><code>identity</code></em> 
field.
                       </p>
                     </td>
 </tr>

Modified: vendor/bind9/dist-9.6/doc/arm/Bv9ARM.pdf
==============================================================================
Binary file (source and/or target). No diff available.

Modified: vendor/bind9/dist-9.6/doc/misc/format-options.pl
==============================================================================
--- vendor/bind9/dist-9.6/doc/misc/format-options.pl    Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/doc/misc/format-options.pl    Mon Dec 17 10:58:24 
2012        (r244353)
@@ -1,6 +1,6 @@
 #!/usr/bin/perl
 #
-# Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 2001  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any

Modified: vendor/bind9/dist-9.6/doc/misc/sort-options.pl
==============================================================================
--- vendor/bind9/dist-9.6/doc/misc/sort-options.pl      Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/doc/misc/sort-options.pl      Mon Dec 17 10:58:24 
2012        (r244353)
@@ -1,6 +1,6 @@
 #!/bin/perl
 #
-# Copyright (C) 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 #
 # Permission to use, copy, modify, and/or distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above

Modified: vendor/bind9/dist-9.6/isc-config.sh.in
==============================================================================
--- vendor/bind9/dist-9.6/isc-config.sh.in      Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/isc-config.sh.in      Mon Dec 17 10:58:24 2012        
(r244353)
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 2000, 2001, 2003  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any

Modified: vendor/bind9/dist-9.6/lib/Makefile.in
==============================================================================
--- vendor/bind9/dist-9.6/lib/Makefile.in       Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/lib/Makefile.in       Mon Dec 17 10:58:24 2012        
(r244353)
@@ -1,4 +1,4 @@
-# Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 1998-2001, 2003  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any

Modified: vendor/bind9/dist-9.6/lib/bind9/api
==============================================================================
--- vendor/bind9/dist-9.6/lib/bind9/api Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/lib/bind9/api Mon Dec 17 10:58:24 2012        
(r244353)
@@ -4,5 +4,5 @@
 # 9.8: 80-89
 # 9.9: 90-109
 LIBINTERFACE = 50
-LIBREVISION = 7
+LIBREVISION = 9
 LIBAGE = 0

Modified: vendor/bind9/dist-9.6/lib/bind9/check.c
==============================================================================
--- vendor/bind9/dist-9.6/lib/bind9/check.c     Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/lib/bind9/check.c     Mon Dec 17 10:58:24 2012        
(r244353)
@@ -287,10 +287,6 @@ disabled_algorithms(const cfg_obj_t *dis
 
                tresult = dns_secalg_fromtext(&alg, &r);
                if (tresult != ISC_R_SUCCESS) {
-                       isc_uint8_t ui;
-                       result = isc_parse_uint8(&ui, r.base, 10);
-               }
-               if (tresult != ISC_R_SUCCESS) {
                        cfg_obj_log(cfg_listelt_value(element), logctx,
                                    ISC_LOG_ERROR, "invalid algorithm '%s'",
                                    r.base);
@@ -1028,6 +1024,29 @@ typedef struct {
 } optionstable;
 
 static isc_result_t
+check_nonzero(const cfg_obj_t *options, isc_log_t *logctx) {
+       isc_result_t result = ISC_R_SUCCESS;
+       const cfg_obj_t *obj = NULL;
+       unsigned int i;
+
+       static const char *nonzero[] = { "max-retry-time", "min-retry-time",
+                                "max-refresh-time", "min-refresh-time" };
+       /*
+        * Check if value is zero.
+        */
+       for (i = 0; i < sizeof(nonzero) / sizeof(nonzero[0]); i++) {
+               obj = NULL;
+               if (cfg_map_get(options, nonzero[i], &obj) == ISC_R_SUCCESS &&
+                   cfg_obj_asuint32(obj) == 0) {
+                       cfg_obj_log(obj, logctx, ISC_LOG_ERROR,
+                                   "'%s' must not be zero", nonzero[i]);
+                       result = ISC_R_FAILURE;
+               }
+       }
+       return (result);
+}
+
+static isc_result_t
 check_zoneconf(const cfg_obj_t *zconfig, const cfg_obj_t *voptions,
               const cfg_obj_t *config, isc_symtab_t *symtab,
               dns_rdataclass_t defclass, cfg_aclconfctx_t *actx,
@@ -1036,7 +1055,7 @@ check_zoneconf(const cfg_obj_t *zconfig,
        const char *zname;
        const char *typestr;
        unsigned int ztype;
-       const cfg_obj_t *zoptions;
+       const cfg_obj_t *zoptions, *goptions = NULL;
        const cfg_obj_t *obj = NULL;
        isc_result_t result = ISC_R_SUCCESS;
        isc_result_t tresult;
@@ -1105,9 +1124,11 @@ check_zoneconf(const cfg_obj_t *zconfig,
        };
 
        zname = cfg_obj_asstring(cfg_tuple_get(zconfig, "name"));
-
        zoptions = cfg_tuple_get(zconfig, "options");
 
+       if (config != NULL)
+               cfg_map_get(config, "options", &goptions);
+
        obj = NULL;
        (void)cfg_map_get(zoptions, "type", &obj);
        if (obj == NULL) {
@@ -1188,6 +1209,12 @@ check_zoneconf(const cfg_obj_t *zconfig,
        }
 
        /*
+        * Check if value is zero.
+        */
+       if (check_nonzero(zoptions, logctx) != ISC_R_SUCCESS)
+               result = ISC_R_FAILURE;
+
+       /*
         * Look for inappropriate options for the given zone type.
         * Check that ACLs expand correctly.
         */
@@ -1760,10 +1787,16 @@ check_viewconf(const cfg_obj_t *config, 
        isc_result_t result = ISC_R_SUCCESS;
        isc_result_t tresult = ISC_R_SUCCESS;
        cfg_aclconfctx_t actx;
+       const cfg_obj_t *options = NULL;
        const cfg_obj_t *obj;
        isc_boolean_t enablednssec, enablevalidation;
 
        /*
+        * Get global options block.
+        */
+       (void)cfg_map_get(config, "options", &options);
+
+       /*
         * Check that all zone statements are syntactically correct and
         * there are no duplicate zones.
         */
@@ -1798,8 +1831,6 @@ check_viewconf(const cfg_obj_t *config, 
         * Check that forwarding is reasonable.
         */
        if (voptions == NULL) {
-               const cfg_obj_t *options = NULL;
-               (void)cfg_map_get(config, "options", &options);
                if (options != NULL)
                        if (check_forward(options, NULL,
                                          logctx) != ISC_R_SUCCESS)
@@ -1810,11 +1841,17 @@ check_viewconf(const cfg_obj_t *config, 
        }
 
        /*
+        * Check non-zero options at the global and view levels.
+        */
+       if (options != NULL && check_nonzero(options, logctx) != ISC_R_SUCCESS)
+               result = ISC_R_FAILURE;
+       if (voptions != NULL &&check_nonzero(voptions, logctx) != ISC_R_SUCCESS)
+               result = ISC_R_FAILURE;
+
+       /*
         * Check that dual-stack-servers is reasonable.
         */
        if (voptions == NULL) {
-               const cfg_obj_t *options = NULL;
-               (void)cfg_map_get(config, "options", &options);
                if (options != NULL)
                        if (check_dual_stack(options, logctx) != ISC_R_SUCCESS)
                                result = ISC_R_FAILURE;
@@ -1838,15 +1875,15 @@ check_viewconf(const cfg_obj_t *config, 
        tresult = isc_symtab_create(mctx, 1000, freekey, mctx,
                                    ISC_FALSE, &symtab);
        if (tresult != ISC_R_SUCCESS)
-               return (ISC_R_NOMEMORY);
+               goto cleanup;
 
        (void)cfg_map_get(config, "key", &keys);
        tresult = check_keylist(keys, symtab, mctx, logctx);
        if (tresult == ISC_R_EXISTS)
                result = ISC_R_FAILURE;
        else if (tresult != ISC_R_SUCCESS) {
-               isc_symtab_destroy(&symtab);
-               return (tresult);
+               result = tresult;
+               goto cleanup;
        }
 
        if (voptions != NULL) {
@@ -1856,8 +1893,8 @@ check_viewconf(const cfg_obj_t *config, 
                if (tresult == ISC_R_EXISTS)
                        result = ISC_R_FAILURE;
                else if (tresult != ISC_R_SUCCESS) {
-                       isc_symtab_destroy(&symtab);
-                       return (tresult);
+                       result = tresult;
+                       goto cleanup;
                }
        }
 
@@ -1939,6 +1976,9 @@ check_viewconf(const cfg_obj_t *config, 
        if (tresult != ISC_R_SUCCESS)
                result = tresult;
 
+ cleanup:
+       if (symtab != NULL)
+               isc_symtab_destroy(&symtab);
        cfg_aclconfctx_destroy(&actx);
 
        return (result);

Modified: vendor/bind9/dist-9.6/lib/bind9/include/Makefile.in
==============================================================================
--- vendor/bind9/dist-9.6/lib/bind9/include/Makefile.in Mon Dec 17 10:51:22 
2012        (r244352)
+++ vendor/bind9/dist-9.6/lib/bind9/include/Makefile.in Mon Dec 17 10:58:24 
2012        (r244353)
@@ -1,4 +1,4 @@
-# Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 2001  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any

Modified: vendor/bind9/dist-9.6/lib/bind9/include/bind9/Makefile.in
==============================================================================
--- vendor/bind9/dist-9.6/lib/bind9/include/bind9/Makefile.in   Mon Dec 17 
10:51:22 2012        (r244352)
+++ vendor/bind9/dist-9.6/lib/bind9/include/bind9/Makefile.in   Mon Dec 17 
10:58:24 2012        (r244353)
@@ -1,4 +1,4 @@
-# Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2004, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
 # Copyright (C) 2001  Internet Software Consortium.
 #
 # Permission to use, copy, modify, and/or distribute this software for any

Modified: vendor/bind9/dist-9.6/lib/dns/adb.c
==============================================================================
--- vendor/bind9/dist-9.6/lib/dns/adb.c Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/lib/dns/adb.c Mon Dec 17 10:58:24 2012        
(r244353)
@@ -3430,8 +3430,10 @@ dns_adb_adjustsrtt(dns_adb_t *adb, dns_a
        addr->entry->srtt = new_srtt;
        addr->srtt = new_srtt;
 
-       isc_stdtime_get(&now);
-       addr->entry->expires = now + ADB_ENTRY_WINDOW;
+       if (addr->entry->expires == 0) {
+               isc_stdtime_get(&now);
+               addr->entry->expires = now + ADB_ENTRY_WINDOW;
+       }
 
        UNLOCK(&adb->entrylocks[bucket]);
 }
@@ -3441,6 +3443,7 @@ dns_adb_changeflags(dns_adb_t *adb, dns_
                    unsigned int bits, unsigned int mask)
 {
        int bucket;
+       isc_stdtime_t now;
 
        REQUIRE(DNS_ADB_VALID(adb));
        REQUIRE(DNS_ADBADDRINFO_VALID(addr));
@@ -3449,6 +3452,11 @@ dns_adb_changeflags(dns_adb_t *adb, dns_
        LOCK(&adb->entrylocks[bucket]);
 
        addr->entry->flags = (addr->entry->flags & ~mask) | (bits & mask);
+       if (addr->entry->expires == 0) {
+               isc_stdtime_get(&now);
+               addr->entry->expires = now + ADB_ENTRY_WINDOW;
+       }
+
        /*
         * Note that we do not update the other bits in addr->flags with
         * the most recent values from addr->entry->flags.
@@ -3527,15 +3535,16 @@ dns_adb_freeaddrinfo(dns_adb_t *adb, dns
        entry = addr->entry;
        REQUIRE(DNS_ADBENTRY_VALID(entry));
 
-       isc_stdtime_get(&now);
-
        *addrp = NULL;
        overmem = isc_mem_isovermem(adb->mctx);
 
        bucket = addr->entry->lock_bucket;
        LOCK(&adb->entrylocks[bucket]);
 
-       entry->expires = now + ADB_ENTRY_WINDOW;
+       if (entry->expires == 0) {
+               isc_stdtime_get(&now);
+               entry->expires = now + ADB_ENTRY_WINDOW;
+       }
 
        want_check_exit = dec_entry_refcnt(adb, overmem, entry, ISC_FALSE);
 

Modified: vendor/bind9/dist-9.6/lib/dns/api
==============================================================================
--- vendor/bind9/dist-9.6/lib/dns/api   Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/lib/dns/api   Mon Dec 17 10:58:24 2012        
(r244353)
@@ -3,6 +3,6 @@
 # 9.7: 60-79
 # 9.8: 80-89
 # 9.9: 90-109
-LIBINTERFACE = 110
+LIBINTERFACE = 111
 LIBREVISION = 2
-LIBAGE = 0
+LIBAGE = 1

Modified: vendor/bind9/dist-9.6/lib/dns/dnssec.c
==============================================================================
--- vendor/bind9/dist-9.6/lib/dns/dnssec.c      Mon Dec 17 10:51:22 2012        
(r244352)
+++ vendor/bind9/dist-9.6/lib/dns/dnssec.c      Mon Dec 17 10:58:24 2012        
(r244353)
@@ -35,16 +35,20 @@
 #include <dns/dnssec.h>
 #include <dns/fixedname.h>
 #include <dns/keyvalues.h>
+#include <dns/log.h>
 #include <dns/message.h>
 #include <dns/rdata.h>
 #include <dns/rdatalist.h>
 #include <dns/rdataset.h>
 #include <dns/rdatastruct.h>
 #include <dns/result.h>
+#include <dns/stats.h>
 #include <dns/tsig.h>          /* for DNS_TSIG_FUDGE */
 
 #include <dst/result.h>
 
+LIBDNS_EXTERNAL_DATA isc_stats_t *dns_dnssec_stats;
+
 #define is_response(msg) (msg->flags & DNS_MESSAGEFLAG_QR)
 
 #define RETERR(x) do { \
@@ -74,6 +78,12 @@ digest_callback(void *arg, isc_region_t 
        return (dst_context_adddata(ctx, data));
 }
 
+static inline void
+inc_stat(isc_statscounter_t counter) {
+       if (dns_dnssec_stats != NULL)
+               isc_stats_increment(dns_dnssec_stats, counter);
+}
+
 /*
  * Make qsort happy.
  */
@@ -150,7 +160,9 @@ dns_dnssec_keyfromrdata(dns_name_t *name
 }
 
 static isc_result_t
-digest_sig(dst_context_t *ctx, dns_rdata_t *sigrdata, dns_rdata_rrsig_t *sig) {
+digest_sig(dst_context_t *ctx, isc_boolean_t downcase, dns_rdata_t *sigrdata,
+          dns_rdata_rrsig_t *rrsig)
+{
        isc_region_t r;
        isc_result_t ret;
        dns_fixedname_t fname;
@@ -162,11 +174,16 @@ digest_sig(dst_context_t *ctx, dns_rdata
        ret = dst_context_adddata(ctx, &r);
        if (ret != ISC_R_SUCCESS)
                return (ret);
-       dns_fixedname_init(&fname);
-       RUNTIME_CHECK(dns_name_downcase(&sig->signer,
-                                       dns_fixedname_name(&fname), NULL)
-                     == ISC_R_SUCCESS);
-       dns_name_toregion(dns_fixedname_name(&fname), &r);
+       if (downcase) {
+               dns_fixedname_init(&fname);
+
+               RUNTIME_CHECK(dns_name_downcase(&rrsig->signer,
+                                               dns_fixedname_name(&fname),
+                                               NULL) == ISC_R_SUCCESS);
+               dns_name_toregion(dns_fixedname_name(&fname), &r);
+       } else
+               dns_name_toregion(&rrsig->signer, &r);
+
        return (dst_context_adddata(ctx, &r));
 }
 
@@ -188,6 +205,7 @@ dns_dnssec_sign(dns_name_t *name, dns_rd
        isc_uint32_t flags;
        unsigned int sigsize;
        dns_fixedname_t fnewname;
+       dns_fixedname_t fsigner;
 
        REQUIRE(name != NULL);
        REQUIRE(dns_name_countlabels(name) <= 255);
@@ -215,8 +233,14 @@ dns_dnssec_sign(dns_name_t *name, dns_rd
        sig.common.rdtype = dns_rdatatype_rrsig;
        ISC_LINK_INIT(&sig.common, link);
 
+       /*
+        * Downcase signer.
+        */
        dns_name_init(&sig.signer, NULL);
-       dns_name_clone(dst_key_name(key), &sig.signer);
+       dns_fixedname_init(&fsigner);
+       RUNTIME_CHECK(dns_name_downcase(dst_key_name(key),
+                     dns_fixedname_name(&fsigner), NULL) == ISC_R_SUCCESS);
+       dns_name_clone(dns_fixedname_name(&fsigner), &sig.signer);
 
        sig.covered = set->type;
        sig.algorithm = dst_key_alg(key);
@@ -256,7 +280,7 @@ dns_dnssec_sign(dns_name_t *name, dns_rd
        /*
         * Digest the SIG rdata.
         */
-       ret = digest_sig(ctx, &tmpsigrdata, &sig);
+       ret = digest_sig(ctx, ISC_FALSE, &tmpsigrdata, &sig);
        if (ret != ISC_R_SUCCESS)
                goto cleanup_context;
 

*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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