Index: firmware/App/Services/DDInterface.h
===================================================================
diff -u -r6bd43a5945a9fe619348683bf85591ccd6d5b0d4 -rb5bdf7651e9adbcd91a28fe13ccb70c02b339c90
--- firmware/App/Services/DDInterface.h	(.../DDInterface.h)	(revision 6bd43a5945a9fe619348683bf85591ccd6d5b0d4)
+++ firmware/App/Services/DDInterface.h	(.../DDInterface.h)	(revision b5bdf7651e9adbcd91a28fe13ccb70c02b339c90)
@@ -52,6 +52,8 @@
 U32  getDDSubMode( void );
 F32  getDialysatePressure( void );
 BOOL getDialysateGoodToDeliverStatus( void );
+BOOL getCurrentGenDState( void );
+BOOL getBalChamberSwitchingStatus( void );
 
 BOOL setDDOpMode( MESSAGE_T *message );
 BOOL setDialysateData( MESSAGE_T *message );
@@ -64,7 +66,9 @@
 void cmdChangeDialysateTemperature( F32 dialTemp );
 void cmdBypassDialyzer( BOOL bypass );
 void cmdStopGenerateDialysate( void );
-void cmdSubstitutionRate (F32 qs );
+void cmdSubstitutionRate (F32 qs );
+void cmdDDChamberHValveOpen( BOOL valveOpenRequest );
+void cmdDDprimeFluidDiscard( BOOL primeFluidDiscardRequest );
 
 void handleDDCommandResponse( DD_CMD_RESPONSE_T *ddCmdRespPtr );
 BOOL getDDCommandResponse( U32 commandID, DD_CMD_RESPONSE_T *cmdRespPtr );