add timestamp for responses to dangling publishrequests

src/ua_session.c

@@ -70,7 +70,8 @@ void UA_Session_deleteMembersCleanup(UA_Session *session, UA_Server* server) {
 }
 
 void UA_Session_updateLifetime(UA_Session *session) {
-    session->validTill = UA_DateTime_nowMonotonic() + (UA_DateTime)(session->timeout * UA_MSEC_TO_DATETIME);
+    session->validTill = UA_DateTime_nowMonotonic() +
+        (UA_DateTime)(session->timeout * UA_MSEC_TO_DATETIME);
 }
 
 #ifdef UA_ENABLE_SUBSCRIPTIONS
@@ -80,7 +81,8 @@ void UA_Session_addSubscription(UA_Session *session, UA_Subscription *newSubscri
 }
 
 UA_StatusCode
-UA_Session_deleteSubscription(UA_Server *server, UA_Session *session, UA_UInt32 subscriptionID) {
+UA_Session_deleteSubscription(UA_Server *server, UA_Session *session,
+                              UA_UInt32 subscriptionID) {
     UA_Subscription *sub = UA_Session_getSubscriptionByID(session, subscriptionID);
     if(!sub)
         return UA_STATUSCODE_BADSUBSCRIPTIONIDINVALID;
@@ -116,6 +118,7 @@ void UA_Session_answerPublishRequestsWithoutSubscription(UA_Session *session) {
         UA_PublishResponse *response = &pre->response;
         UA_UInt32 requestId = pre->requestId;
         response->responseHeader.serviceResult = UA_STATUSCODE_BADNOSUBSCRIPTION;
+        response->responseHeader.timestamp = UA_DateTime_now();
         UA_SecureChannel_sendBinaryMessage(session->channel, requestId, response,
                                            &UA_TYPES[UA_TYPES_PUBLISHRESPONSE]);
         UA_free(pre);