Don't accept new INVITE if we already have one pending.
authorOlle Johansson <oej@edvina.net>
Fri, 31 Mar 2006 15:07:36 +0000 (15:07 +0000)
committerOlle Johansson <oej@edvina.net>
Fri, 31 Mar 2006 15:07:36 +0000 (15:07 +0000)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@16688 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

index fea0f55..ef40086 100644 (file)
@@ -10584,6 +10584,16 @@ static int handle_request_invite(struct sip_pvt *p, struct sip_request *req, int
                /* We do NOT destroy p here, so that our response will be accepted */
                return 0;
        }
+
+       if (!ignore && p->pendinginvite) {
+               /* We already have a pending invite. Sorry. You are on hold. */
+               transmit_response(p, "491 Request Pending", req);
+               if (option_debug > 1)
+                       ast_log(LOG_DEBUG, "Got INVITE on call where we already have pending INVITE, deferring that - %s\n", p->callid);
+               /* Do NOT destroy dialog */
+               return 0;
+       }
+
        if (!ignore) {
                /* Use this as the basis */
                if (debug)