26 lines
554 B
Ada
26 lines
554 B
Ada
with Ada.Calendar; use Ada.Calendar;
|
|
|
|
package Messages is
|
|
type Message is tagged record
|
|
Timestamp : Time;
|
|
end record;
|
|
|
|
procedure Print(Item : Message);
|
|
procedure Display(Item : Message'Class);
|
|
|
|
type Sensor_Message is new Message with record
|
|
Sensor_Id : Integer;
|
|
Reading : Float;
|
|
end record;
|
|
|
|
procedure Print(Item : Sensor_Message);
|
|
|
|
type Control_Message is new Message with record
|
|
Actuator_Id : Integer;
|
|
Command : Float;
|
|
end record;
|
|
|
|
procedure Print(Item : Control_Message);
|
|
|
|
end Messages;
|