Function rclcpp::get_typesupport_handle

Function Documentation

const rosidl_message_type_support_t *rclcpp::get_typesupport_handle(const std::string &type, const std::string &typesupport_identifier, rcpputils::SharedLibrary &library)

Extract the type support handle from the library.

The library needs to match the topic type. The shared library must stay loaded for the lifetime of the result.

Deprecated:

Use get_message_typesupport_handle() instead

Parameters:

  • type – [in] The topic type, e.g. “std_msgs/msg/String”

  • typesupport_identifier – [in] Type support identifier, typically “rosidl_typesupport_cpp”

  • library – [in] The shared type support library

Returns:

A type support handle