Extend autoping timer on each stanza we receive.

Sometimes the server is too busy sending other stanzas or our connection is
saturated because of something else, so the pong arrives too late.
Prevent the autoping disconnect event by extending the timeout
each time a stanza is received.

Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>

src/xmpp/iq.c

@@ -176,8 +176,7 @@ static int
 _iq_handler(xmpp_conn_t* const conn, xmpp_stanza_t* const stanza, void* const userdata)
 {
     log_debug("iq stanza handler fired");
-
-    iq_autoping_timer_cancel(); // reset the autoping timer
+    autoping_timer_extend();
 
     char* text;
     size_t text_size;
@@ -1391,6 +1390,13 @@ _autoping_timed_send(xmpp_conn_t* const conn, void* const userdata)
     return 1;
 }
 
+void
+autoping_timer_extend(void)
+{
+    if (autoping_time)
+        g_timer_start(autoping_time);
+}
+
 static int
 _auto_pong_id_handler(xmpp_stanza_t* const stanza, void* const userdata)
 {