Function hdds_subscriber_create_reader 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn hdds_subscriber_create_reader(
    subscriber: *mut HddsSubscriber,
    topic_name: *const c_char,
) -> *mut HddsDataReader

Create a DataReader from a Subscriber with default QoS

Safety

• subscriber must be a valid pointer returned from hdds_subscriber_create
• topic_name must be a valid null-terminated C string

Returns

DataReader handle, or NULL on error