[Positioner] Add Timestamp::current_time

owlps-positioner/src/timestamp.cc

@@ -11,6 +11,10 @@
 
 
 
+Timestamp Timestamp::current_time ;
+
+
+
 /* *** Constructors *** */
 
 
@@ -86,6 +90,25 @@ inline void Timestamp::set(const uint64_t source_ms)
 /* *** Operations *** */
 
 
+Timestamp Timestamp::get_current_time()
+{
+  return current_time ;
+}
+
+
+/**
+ * @source A pointer to the new time. If NULL, #current_time is updated
+ * to the current time.
+ */
+void Timestamp::set_current_time(const Timestamp *const source)
+{
+  if (source)
+    current_time = *source ;
+  else
+    current_time.now() ;
+}
+
+
 bool Timestamp::now()
 {
   return clock_gettime(CLOCK_REALTIME, &timestamp) == 0 ;

owlps-positioner/src/timestamp.hh

@@ -21,6 +21,9 @@
  */
 class Timestamp
 {
+private:
+  static Timestamp current_time ;
+
 protected:
   /// Time data
   struct timespec timestamp ;
@@ -63,6 +66,10 @@ public:
 
   /** @name Operations */
   //@{
+  /// Returns a Timestamp containing the current time
+  static Timestamp get_current_time(void) ;
+  /// Sets #current_time to a new timestamp
+  static void set_current_time(const Timestamp *const source = NULL) ;
   /// \brief Initialises #timestamp at the current time whith a
   /// nanosecond precision
   bool now(void) ;