1 files changed, 66 insertions, 5 deletions

diff --git a/src/openxc-utils.hpp b/src/openxc-utils.hpp
index ad2d1c55..b7fa7884 100644
--- a/src/openxc-utils.hpp
+++ b/src/openxc-utils.hpp
@@ -25,6 +25,8 @@
 #include "openxc.pb.h"
 
 /**
+ * @fn openxc_VehicleMessage build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type type, const openxc_SimpleMessage& message);
+ *
  * @brief Build a specific VehicleMessage containing a SimpleMessage.
  *
  * @param[in] openxc_DynamicField_Type type - The type of message to build
@@ -36,30 +38,89 @@
 openxc_VehicleMessage build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type type, const openxc_SimpleMessage& message);
 
 /**
+ * @fn openxc_SimpleMessage build_SimpleMessage(const std::string& name, const openxc_DynamicField& value);
+ *
  * @brief Build an openxc_SimpleMessage associating a name to an openxc_DynamicField
+ *
+ * @param[in] std::string name - const string reference name to assign to the created SimpleMessage
+ *  this will set has_name member to true and assign name to the name member. Maximum size for name is 
+ *  set to 100 char.
+ * @param[in] openxc_DynamicField value - const reference with DynamicField to assign to SimpleMessage
+ *  value.
+ *
+ * @return an openxc_SimpleMessage struct initialized with name and value provided.
  */
 openxc_SimpleMessage build_SimpleMessage(const std::string& name, const openxc_DynamicField& value);
+
 /**
- * @brief Build an openxc_DynamicField depending what we pass as argument
+ * @fn openxc_DynamicField build_DynamicField(const std::string& value);
+ *
+ * @brief Build an openxc_DynamicField with a string value
+ *
+ * @param std::string value - const string reference value to assign to builded
+ *  openxc_DynamicField.
+ *
+ * @return openxc_DynamicField initialized with a string value.
  */
 openxc_DynamicField build_DynamicField(const std::string& value);
 
 /**
- * @brief Build an openxc_DynamicField depending what we pass as argument
+ * @fn openxc_DynamicField build_DynamicField(double value);
+ *
+ * @brief Build an openxc_DynamicField with a double value
+ *
+ * @param double value - double value to assign to builded openxc_DynamicField.
+ *
+ * @return openxc_DynamicField initialized with a double value.
  */
 openxc_DynamicField build_DynamicField(double value);
 
 /**
- * @brief Build an openxc_DynamicField depending what we pass as argument
+ * @fn openxc_DynamicField build_DynamicField(bool value);
+ *
+ * @brief Build an openxc_DynamicField with a boolean value
+ *
+ * @param bool value - boolean value to assign to builded openxc_DynamicField.
+ *
+ * @return openxc_DynamicField initialized with a boolean value.
  */
 openxc_DynamicField build_DynamicField(bool value);
 
+/**
+ * @fn void jsonify_DynamicField(const openxc_DynamicField& field, json_object* value);
+ *
+ * @brief Make a JSON object from a DynamicField
+ *
+ * @param[in] openxc_DynamicField field - openxc_DynamicField struct to convert into
+ *  a json object.
+ * @param[out] json_object pointer with the DynamicField converted
+ */
 void jsonify_DynamicField(const openxc_DynamicField& field, json_object* value);
 
 /**
+ * @fn openxc_SimpleMessage get_simple_message(const openxc_VehicleMessage& v_msg);
+ *
  * @brief Extract the simple message value from an openxc_VehicleMessage
- * and return it, or null if there isn't.
+ *  and return it. If there isn't SimpleMessage in the VehicleMessage then
+ *  returned value will be a SimpleMessage with all field set at false.
+ *  DynamicField from SimpleMessage will be boolean DynamicField set to false too.
+ *
+ * @param[in] openxc_VehicleMessage - const reference to openxc_VehicleMessage
+ *
+ * @return openxc_SimpleMessage - SimpleMessage from the provided VehicleMessage.
  */
 openxc_SimpleMessage get_simple_message(const openxc_VehicleMessage& v_msg);
 
-json_object* jsonify_simple(const openxc_SimpleMessage& s_msg);
\ No newline at end of file
+/**
+ * @fn json_object* jsonify_simple(const openxc_SimpleMessage& s_msg);
+ *
+ * @brief Make a JSON object from a SimpleMessage
+ *
+ * @param[in] openxc_SimpleMessage s_msg - const reference to an openxc_SimpleMessage 
+ * struct to convert into a json object.
+ * @param[out] json_object pointer with the DynamicField converted
+ * 
+ * @return boolean value - true if SimpleMessage has been transformed into json object
+ *  and false if not. In such case, a json object is returned { "error": "error msg"}
+ */
+bool jsonify_simple(const openxc_SimpleMessage& s_msg, json_object* json);
\ No newline at end of file