Index: TDDefs.h
===================================================================
diff -u -r622c6745b1adaeff233e57a3779757b12d60b08c -r41617a0f3669d0662011955d634fa47505d63029
--- TDDefs.h	(.../TDDefs.h)	(revision 622c6745b1adaeff233e57a3779757b12d60b08c)
+++ TDDefs.h	(.../TDDefs.h)	(revision 41617a0f3669d0662011955d634fa47505d63029)
@@ -489,6 +489,18 @@
 /// Type for treatment end states enumeration.
 typedef enum Blood_Prime_States BLOOD_PRIME_STATE_T;
 
+/// Enumeration of user actions that may be requested from blood prime sub-mode.
+enum Requested_Blood_Prime_User_Actions
+{
+    REQUESTED_USER_ACTION_BLOOD_PRIME_PAUSE = 0,                        ///< User requests to pause blood prime operation
+    REQUESTED_USER_ACTION_BLOOD_PRIME_RESUME = 1,                       ///< User requests to resume blood prime operation
+    REQUESTED_USER_ACTION_BLOOD_PRIME_DECREASE_RATE = 2,                ///< User requests to decrease blood flow rate
+    REQUESTED_USER_ACTION_BLOOD_PRIME_INCREASE_RATE = 3,                ///< User requests to increase blood flow rate
+    NUM_OF_REQUESTED_BLOOD_PRIME_USER_ACTIONS                           ///< Number of requested blood prime user actions
+};
+/// Type for requested user actions enumeration.
+typedef enum Requested_Blood_Prime_User_Actions REQUESTED_BLOOD_PRIME_USER_ACTIONS_T;
+
 /**@}*/
 
 /**