+static int inter_ptmp(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+ struct interface_port *ifport;
+
+ /* port in chain ? */
+ if (!interface->ifport)
+ {
+ SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+ return(-1);
+ }
+ if (interface->ifport->ptp)
+ {
+ SPRINT(interface_error, "Error in %s (line %d): parameter '%s' previously ptp was given.\n", filename, line, parameter);
+ return(-1);
+ }
+ /* goto end of chain */
+ ifport = interface->ifport;
+ while(ifport->next)
+ ifport = ifport->next;
+ /* add value */
+ if (value[0])
+ {
+ SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
+ return(-1);
+ }
+ ifport->ptmp = 1;
+ return(0);
+}