Index: firmware/App/Modes/ModeTreatment.h
===================================================================
diff -u -r9c833ef5623ce842267e284d958820ac0dc3a7fc -rb56dffdfe60950630de83b03eb8527a1e10e1f63
--- firmware/App/Modes/ModeTreatment.h	(.../ModeTreatment.h)	(revision 9c833ef5623ce842267e284d958820ac0dc3a7fc)
+++ firmware/App/Modes/ModeTreatment.h	(.../ModeTreatment.h)	(revision b56dffdfe60950630de83b03eb8527a1e10e1f63)
@@ -98,9 +98,9 @@
 #pragma pack(pop)
 
 /// Maximum time in this mode before blood sitting alarm given (in general task intervals).
-#define MAX_TIME_BLOOD_SITTING      ( ( 5 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL )
+#define MAX_TIME_BLOOD_SITTING      ( ( 5 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL )     //TODO: Replace with Maximum Blood Pump Allowable Stop Time institutional setting when implemented
 /// Maximum time in this mode before blood sitting warning given (in general task intervals).
-#define WARN_TIME_BLOOD_SITTING     ( ( 4 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL )
+#define WARN_TIME_BLOOD_SITTING     ( ( 4 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL )     //TODO: Replace with Maximum Blood Pump Allowable Stop Time institutional setting when implemented
 
 // ********** public function prototypes **********
 
@@ -111,6 +111,8 @@
 void signalAlarmActionToTreatmentMode( ALARM_ACTION_T action );      // Execute alarm action as appropriate for treatment mode
 void signalEndTreatment( void );                                     // Requesting transition to post-treatment mode
 void signalBloodPrimeToDialysis( void );                             // Blood prime sub-mode is signaling to move on to dialysis sub-mode
+void signalRinsebackToRecirc( void );                                // Rinseback sub-mode is signaling to move on to re-circ sub-mode
+void signalGoToBloodPrime( void );                                   // Re-circ sub-mode is signaling to return to treatment blood prime sub-mode
 
 void broadcastTreatmentTimeAndState( void );                         // Broadcast the times and states of this treatment
 void updateTreatmentBroadcastData( F32 ufRateLhr );                  // Update treatment broadcast data from current treatment parameters
@@ -122,6 +124,9 @@
 U32  getActualTreatmentTimeSecs( void );                             // Determine the actual treatment duration in seconds
 void setBloodIsPrimed( BOOL flag );                                  // Set whether the blood-side circuit of the dialyzer has been primed with blood (F causes Tx start/resume to do blood prime first)
 BOOL getBloodIsPrimed( void );                                       // Determine whether the blood-side circuit of the dialyzer has been primed with blood
+void setRinsebackIsCompleted( BOOL flag );                           // Set whether a rinseback has been completed (TD blocks rinseback option)
+BOOL getRinsebackIsCompleted( void );                                // Determine whether a rinseback has been completed
+BOOL isRecircAllowed( void );                                        // Determine whether the re-circulation is allowed or not.
 
 U32  getTreatmentStartTimeStamp( void );                             // Get the treatment start time stamp
 U32  getTreatmentEndTimeStamp( void );                               // Get the treatment end time stamp