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clamp to max packet size

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This commit is contained in:
Michael Graff
1999-07-10 00:53:57 +00:00
parent cd5b3f4f1f
commit c869cd3d6e
1 changed files with 3 additions and 3 deletions
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6
lib/dns/tcpmsg.c
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@@ -68,7 +68,7 @@ recv_length(isc_task_t *task, isc_event_t *ev_in)
tcpmsg->result = DNS_R_UNEXPECTEDEND;
goto send_and_free;
}
if (tcpmsg->size > 65536) {
if (tcpmsg->size > tcpmsg->maxsize) {
tcpmsg->result = DNS_R_RANGE;
goto send_and_free;
}
@@ -139,7 +139,7 @@ dns_tcpmsg_initialize(isc_mem_t *mctx, isc_socket_t *sock,
tcpmsg->size = 0;
tcpmsg->buffer.base = NULL;
tcpmsg->buffer.length = 0;
tcpmsg->maxsize = 65536; /* largest message possible */
tcpmsg->maxsize = 65535; /* largest message possible */
tcpmsg->mctx = mctx;
tcpmsg->sock = sock;
tcpmsg->task = NULL; /* none yet */
@@ -201,7 +201,7 @@ dns_tcpmsg_cancelread(dns_tcpmsg_t *tcpmsg)
{
REQUIRE(VALID_TCPMSG(tcpmsg));
isc_socket_cancel(tcpmsg->sock, tcpmsg->task, ISC_SOCKCANCEL_RECV);
isc_socket_cancel(tcpmsg->sock, NULL, ISC_SOCKCANCEL_RECV);
}
void