.. _program_listing_file_include_rosidl_typesupport_introspection_cpp_message_introspection.hpp:

Program Listing for File message_introspection.hpp
==================================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_rosidl_typesupport_introspection_cpp_message_introspection.hpp>` (``include/rosidl_typesupport_introspection_cpp/message_introspection.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // Copyright 2014 Open Source Robotics Foundation, Inc.
   //
   // Licensed under the Apache License, Version 2.0 (the "License");
   // you may not use this file except in compliance with the License.
   // You may obtain a copy of the License at
   //
   //     http://www.apache.org/licenses/LICENSE-2.0
   //
   // Unless required by applicable law or agreed to in writing, software
   // distributed under the License is distributed on an "AS IS" BASIS,
   // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   // See the License for the specific language governing permissions and
   // limitations under the License.
   
   #ifndef ROSIDL_TYPESUPPORT_INTROSPECTION_CPP__MESSAGE_INTROSPECTION_HPP_
   #define ROSIDL_TYPESUPPORT_INTROSPECTION_CPP__MESSAGE_INTROSPECTION_HPP_
   
   #include <cstddef>
   #include <cstdint>
   
   #include "rosidl_runtime_c/message_type_support_struct.h"
   
   #include "rosidl_runtime_cpp/message_initialization.hpp"
   
   #include "rosidl_typesupport_introspection_cpp/visibility_control.h"
   
   namespace rosidl_typesupport_introspection_cpp
   {
   
   typedef struct ROSIDL_TYPESUPPORT_INTROSPECTION_CPP_PUBLIC MessageMember_s
   {
     const char * name_;
     uint8_t type_id_;
     size_t string_upper_bound_;
     const rosidl_message_type_support_t * members_;
     bool is_array_;
     size_t array_size_;
     bool is_upper_bound_;
     uint32_t offset_;
     const void * default_value_;
     size_t (* size_function)(const void *);
     const void * (*get_const_function)(const void *, size_t index);
     void * (*get_function)(void *, size_t index);
     void (* fetch_function)(const void *, size_t index, void *);
     void (* assign_function)(void *, size_t index, const void *);
     void (* resize_function)(void *, size_t size);
   } MessageMember;
   
   typedef struct ROSIDL_TYPESUPPORT_INTROSPECTION_CPP_PUBLIC MessageMembers_s
   {
     const char * message_namespace_;
     const char * message_name_;
     uint32_t member_count_;
     size_t size_of_;
     const MessageMember * members_;
     void (* init_function)(void *, rosidl_runtime_cpp::MessageInitialization);
     void (* fini_function)(void *);
   } MessageMembers;
   
   }  // namespace rosidl_typesupport_introspection_cpp
   
   #endif  // ROSIDL_TYPESUPPORT_INTROSPECTION_CPP__MESSAGE_INTROSPECTION_HPP_