- o -

• obj : H5O_info1_t , H5O_native_info_t
• obj_type : H5VL_loc_params_t
• object_cls : H5VL_class_t
• objno : H5G_stat_t
• ohdr : H5G_stat_t
• op_data : H5Z_cb_t
• open : H5FD_class_t , H5VL_attr_class_t , H5VL_dataset_class_t , H5VL_datatype_class_t , H5VL_file_class_t , H5VL_group_class_t , H5VL_object_class_t
• open_trace_file : H5AC_cache_config_t
• opt_query : H5VL_introspect_class_t
• optional : H5VL_attr_class_t , H5VL_blob_class_t , H5VL_class_t , H5VL_dataset_class_t , H5VL_datatype_class_t , H5VL_file_class_t , H5VL_group_class_t , H5VL_link_class_t , H5VL_object_class_t , H5VL_request_class_t
• order : H5VL_loc_by_idx_t