added new signal

Application/Vehicle/Vehicle_can.c

@@ -107,4 +107,26 @@ float Vehicle_Speed() {
 
 int Vehicle_DirectionIsForward() {
     return car_can_direction == 0;
+}
+
+
+static bool unlocked = false;
+
+ 
+bool Vehicle_UnlockedSignal() {
+
+    if (unlocked) {
+        if(Vehicle_isK15On()) {
+            unlocked = false;
+            last_unlock_message_time = UINT64_MAX;
+        }
+    }
+
+    if (!unlocked) {
+        if (Vehicle_gotUnlockMessage()) {
+            unlocked = true;
+        }
+    }
+
+    return unlocked;
 }