Changeset 735 for pjproject/trunk/pjsip/src/pjsip/sip_parser.c

Timestamp:

Sep 22, 2006 6:42:09 PM (18 years ago)

Author:

bennylp

Message:

Handle incoming empty packets sent by some user agents (to refresh NAT)

File:

• pjproject/trunk/pjsip/src/pjsip/sip_parser.c (modified) (1 diff)

pjproject/trunk/pjsip/src/pjsip/sip_parser.c

@@ -909 +909 @@
         }
 
+        /* Check if we still have valid packet.
+         * Sometimes endpoints just send blank (CRLF) packets just to keep
+         * NAT bindings open.
+         */
+        if (pj_scan_is_eof(scanner))
+            return NULL;
+
         /* Parse request or status line */
         if (pj_scan_stricmp_alnum( scanner, PJSIP_VERSION, 7) == 0) {