Changeset 2315 for pjproject/trunk/pjsip/src/pjsua-lib/pjsua_call.c

Timestamp:

Sep 24, 2008 10:10:15 AM (16 years ago)

Author:

bennylp

Message:

Ticket #635: Disconnect the other call leg when multiple 2xx/OK responses to INVITE are received due to forking

File:

• pjproject/trunk/pjsip/src/pjsua-lib/pjsua_call.c (modified) (1 diff)

pjproject/trunk/pjsip/src/pjsua-lib/pjsua_call.c

@@ -2944 +2944 @@
 
 /*
+ * Callback from UA layer when forked dialog response is received.
+ */
+pjsip_dialog* on_dlg_forked(pjsip_dialog *dlg, pjsip_rx_data *res)
+{
+    if (dlg->uac_has_2xx && 
+        res->msg_info.cseq->method.id == PJSIP_INVITE_METHOD &&
+        pjsip_rdata_get_tsx(res) == NULL &&
+        res->msg_info.msg->line.status.code/100 == 2) 
+    {
+        pjsip_dialog *forked_dlg;
+        pjsip_tx_data *bye;
+        pj_status_t status;
+
+        /* Create forked dialog */
+        status = pjsip_dlg_fork(dlg, res, &forked_dlg);
+        if (status != PJ_SUCCESS)
+            return NULL;
+
+        pjsip_dlg_inc_lock(forked_dlg);
+
+        /* Disconnect the call */
+        status = pjsip_dlg_create_request(forked_dlg, &pjsip_bye_method,
+                                          -1, &bye);
+        if (status == PJ_SUCCESS) {
+            status = pjsip_dlg_send_request(forked_dlg, bye, -1, NULL);
+        }
+
+        pjsip_dlg_dec_lock(forked_dlg);
+
+        if (status != PJ_SUCCESS) {
+            return NULL;
+        }
+
+        return forked_dlg;
+
+    } else {
+        return dlg;
+    }
+}
+
+/*
  * Disconnect call upon error.
  */