New clock offset corrector and clock offset control
diff --git a/lib/receiver/clock_offset_control_impl.h b/lib/receiver/clock_offset_control_impl.h
index 3c11a6f..cc0ea3d 100644
--- a/lib/receiver/clock_offset_control_impl.h
+++ b/lib/receiver/clock_offset_control_impl.h
@@ -32,9 +32,10 @@
     {
      private:
         float d_fc;
+        float d_samp_rate;
         float d_alfa;
         float d_ppm_estimate;
-        float d_last_ppm_estimate;        
+        float d_last_ppm_estimate;    
         bool  d_first_measurement;
         int   d_counter;
         std::string d_last_state;
@@ -43,13 +44,15 @@
         bool  d_first_time;
                         
         void process_measurement(pmt::pmt_t msg);
+        void send_ctrl_messages(float ppm);
         void timed_reset();
         void reset();
      public:
-       clock_offset_control_impl(float fc);
+       clock_offset_control_impl(float fc, float samp_rate);
       ~clock_offset_control_impl();
 
       virtual void set_fc(float fc);
+      virtual void set_samp_rate(float samp_rate);
     };
   } // namespace gsm
 } // namespace gr