• con_sp_t : common_type.hpp
• con_wp_t : common_type.hpp
• const_shared_ptr_array : shared_ptr_array.hpp
• endpoint_t : common_type.hpp
• packet_id_t : common_type.hpp
• retained_messages : retained_messages.hpp
• session_state_ref : session_state_fwd.hpp
• shared_ptr_array : shared_ptr_array.hpp
• sub_con_map : sub_con_map.hpp
• time_point_t : time_point_t.hpp