1 files changed, 21 insertions, 0 deletions
diff --git a/src/components/application_manager/include/application_manager/commands/hmi/request_to_hmi.h b/src/components/application_manager/include/application_manager/commands/hmi/request_to_hmi.h
index e512279e79..b30044fd26 100644
--- a/src/components/application_manager/include/application_manager/commands/hmi/request_to_hmi.h
+++ b/src/components/application_manager/include/application_manager/commands/hmi/request_to_hmi.h
@@ -40,6 +40,27 @@ namespace application_manager {
 
 namespace commands {
 
+/**
+ * @brief Check if HMI's interface is available.
+ * @param application_manager contains application manager component
+ * @param interface contains name of HMI's interface
+ * @return true if interface is available otherwise return fasle.
+ */
+bool CheckAvailabilityHMIInterfaces(ApplicationManager& application_manager,
+                                    HmiInterfaces::InterfaceID interface);
+
+/**
+ * @brief Change interface state
+ * @param application_manager contains ApplicationManager instance
+ * @param response_from_hmi contains response from HMI
+ * @param interface contanins InterfaceID whose state is changed.
+ * @return true if field available exist and contains true in response params
+ * otherwise return false.
+ */
+bool ChangeInterfaceState(ApplicationManager& application_manager,
+                          const smart_objects::SmartObject& response_from_hmi,
+                          HmiInterfaces::InterfaceID interface);
+
 class RequestToHMI : public CommandImpl {
  public:
   RequestToHMI(const MessageSharedPtr& message,