Index: dialin/hd/ui_proxy.py
===================================================================
diff -u -r2dbb3b03c9e63d2cda582facc6cef28710252a8a -rb81eef238382df5e2006b62623d84cf5b3bc86f7
--- dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision 2dbb3b03c9e63d2cda582facc6cef28710252a8a)
+++ dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision b81eef238382df5e2006b62623d84cf5b3bc86f7)
@@ -7,8 +7,8 @@
 #
 # @file    ui_proxy.py
 #
-# @author  (last)      Dara Navaei
-# @date    (last)      27-Apr-2023
+# @author  (last)      Micahel Garthwaite
+# @date    (last)      16-May-2023
 # @author  (original)  Sean
 # @date    (original)  15-Apr-2020
 #
@@ -159,7 +159,10 @@
                                                         MsgIds.MSG_ID_HD_DISINFECT_STANDBY_DATA.value,
                                                         self._handler_disinfects_data_publish)
 
+            self.can_interface.register_receiving_publication_function(DenaliChannels.hd_to_ui_ch_id, MsgIds.MSG_ID_HD_ACTIVE_ALARMS_LIST_REQUEST_RESPONSE.value,
+                                                                       self.handler_active_alarm_list_response)
 
+
         self.hd_uf_settings_change_res_timestamp = 0.0
         self.hd_uf_settings_change_confirm_res_timestamp = 0.0
         self.hd_treatment_time_change_res_timestamp = 0.0
@@ -174,6 +177,7 @@
         self.hd_recirc_res_timestamp = 0.0
         self.hd_tx_end_cmd_res_timestamp = 0.0
         self.hd_disinfection_standby_timestamp = 0.0
+        self.hd_active_alarm_list_timestamp = 0.0
         # initialize variables that will be populated by HD version response
         self.hd_version = None
         self.fpga_version = None
@@ -222,6 +226,10 @@
         # initialize variables that will be populated by response to treatment end command
         self.treatment_end_cmd_succeeded = False
         self.treatment_end_cmd_reject_reason = 0
+        # initialize variables that will be populated by response to active alarm list cmd
+        self.active_alarm_list_succeeded = False
+        self.active_alarm_list_reject_reason = 0
+        self.alarm_list_response = ()
 
         self.reject_reasons = OrderedDict()
         for attr in RequestRejectReasons:
@@ -459,6 +467,14 @@
         """
         return self.saline_bolus_request_bolus_volume
 
+    def get_active_alarm_list(self):
+        """
+        Gets the HD alarm list.
+
+        @return : the alarm list as a tuple
+        """
+        return self.alarm_list_response
+
     @publish([
         "hd_version_res_timestamp"
         "hd_version",
@@ -1040,6 +1056,43 @@
             self.treatment_end_cmd_reject_reason = RequestRejectReasons(rea[0])
         self.hd_tx_end_cmd_res_timestamp = timestamp
 
+    @publish([
+        "hd_active_alarm_list_timestamp",
+        "active_alarm_list_succeeded",
+        "active_alarm_list_reject_reason",
+        "alarm_list_response",
+    ])
+    def handler_active_alarm_list_response(self, message: dict, timestamp=0.0) -> None:
+        rsp = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))[0]
+        rea = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))[0]
+        al1 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_3:MsgFieldPositions.END_POS_FIELD_3]))[0]
+        al2 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_4:MsgFieldPositions.END_POS_FIELD_4]))[0]
+        al3 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_5:MsgFieldPositions.END_POS_FIELD_5]))[0]
+        al4 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_6:MsgFieldPositions.END_POS_FIELD_6]))[0]
+        al5 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_7:MsgFieldPositions.END_POS_FIELD_7]))[0]
+        al6 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_8:MsgFieldPositions.END_POS_FIELD_8]))[0]
+        al7 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_9:MsgFieldPositions.END_POS_FIELD_9]))[0]
+        al8 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_10:MsgFieldPositions.END_POS_FIELD_10]))[0]
+        al9 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_11:MsgFieldPositions.END_POS_FIELD_11]))[0]
+        al10 = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_12:MsgFieldPositions.END_POS_FIELD_12]))[0]
+
+        self.active_alarm_list_succeeded = rsp
+        self.active_alarm_list_reject_reason = rea
+        self.alarm_list_response = (al1, al2, al3, al4, al5, al6, al7, al8, al9, al10)
+        self.hd_active_alarm_list_timestamp = timestamp
+
     def cmd_ui_checkin_with_hd(self) -> None:
         """
         Constructs and sends the ui check-in message
@@ -1767,3 +1820,16 @@
         self.disinfects_hd_submode = hd_state
         self.disinfects_dg_mode = dg_submode
         self.hd_disinfection_standby_timestamp = timestamp
+
+    def cmd_ui_send_alarm_list_request(self) -> None:
+        """
+        Constructs and sends a ui message to request the HD active alarm list.
+
+        @return: none
+        """
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.ui_to_hd_ch_id,
+                                              message_id=MsgIds.MSG_ID_UI_ACTIVE_ALARMS_LIST_REQUEST.value)
+
+        self.logger.debug("Sending active alarm list request msg to HD.")
+        self.can_interface.send(message, 0)
\ No newline at end of file