Fix: decoded name will be prefixed as at subscription.

[apps/low-level-can-service.git] / src / utils / openxc-utils.cpp

diff --git a/src/utils/openxc-utils.cpp b/src/utils/openxc-utils.cpp
index 8449acc..111ac1d 100644 (file)
--- a/src/utils/openxc-utils.cpp
+++ b/src/utils/openxc-utils.cpp
@@ -20,7 +20,6 @@
 
 #include "../configuration.hpp"
 
-
 /**
  * @brief Build a specific VehicleMessage containing a DiagnosticResponse.
  *
@@ -108,6 +107,33 @@ openxc_VehicleMessage build_VehicleMessage(const openxc_SimpleMessage& message)
        return v;
 }
 
+/**
+ * @brief Build an empty VehicleMessage that isn't usable by at least the struct
+ *  is initialized for the most part and can be use to check a false return value.
+ *
+ * @return A VehicleMessage with all boolean value to false.
+ */
+openxc_VehicleMessage build_VehicleMessage()
+{
+       openxc_VehicleMessage v;
+
+       ::memset(&v, 0, sizeof(openxc_VehicleMessage));
+       return v;
+}
+
+bool is_valid(const openxc_VehicleMessage& v)
+{
+       if (v.has_type == false &&
+               v.has_can_message == false &&
+               v.has_simple_message == false &&
+               v.has_diagnostic_response == false &&
+               v.has_control_command == false &&
+               v.has_command_response == false &&
+               v.has_timestamp == false)
+                       return false;
+       return true;
+}
+
 /**
  * @brief Build an openxc_SimpleMessage associating a name to an openxc_DynamicField
  *