diff options
Diffstat (limited to 'contrib/bind9/bin/named/xfrout.c')
| -rw-r--r-- | contrib/bind9/bin/named/xfrout.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/contrib/bind9/bin/named/xfrout.c b/contrib/bind9/bin/named/xfrout.c index 83c64f27954e7..6cda6589e1c92 100644 --- a/contrib/bind9/bin/named/xfrout.c +++ b/contrib/bind9/bin/named/xfrout.c @@ -15,7 +15,7 @@ * PERFORMANCE OF THIS SOFTWARE. */ -/* $Id: xfrout.c,v 1.139.16.3 2011-07-28 04:30:54 marka Exp $ */ +/* $Id: xfrout.c,v 1.139.16.4 2011/12/01 01:00:50 marka Exp $ */ #include <config.h> @@ -1287,6 +1287,13 @@ sendstream(xfrout_ctx_t *xfr) { isc_buffer_free(&xfr->lasttsig); /* + * Account for reserved space. + */ + if (xfr->tsigkey != NULL) + INSIST(msg->reserved != 0U); + isc_buffer_add(&xfr->buf, msg->reserved); + + /* * Include a question section in the first message only. * BIND 8.2.1 will not recognize an IXFR if it does not * have a question section. @@ -1324,9 +1331,13 @@ sendstream(xfrout_ctx_t *xfr) { ISC_LIST_APPEND(qname->list, qrdataset, link); dns_message_addname(msg, qname, DNS_SECTION_QUESTION); - } - else + } else { + /* + * Reserve space for the 12-byte message header + */ + isc_buffer_add(&xfr->buf, 12); msg->tcp_continuation = 1; + } } /* |