Below a list of all CAPS data structures

Cband_info	Information about one band to be able to process it in parallel
Cband_record	Each page is divided vertically into 'bands'. This data leads each band information
Ccaps_area	Defines an area by its left bottom and right top coordinates in floating point values
Ccaps_arg_parameter
Ccaps_arg_parser
Ccaps_arg_parser_list
Ccaps_cl_handle
Ccaps_cl_job_state
Ccaps_cl_notifier	Define notifier callbacks for Printing Coordinator clients
Ccaps_cl_printer_info
Ccaps_cl_printer_list
Ccaps_cl_printer_state
Ccaps_coordinator
Ccaps_dot_cmyk	One byte per component, four components per dot: CMYKCMYK..
Ccaps_dot_grey	One byte per component, one component per dot
Ccaps_dot_monochrome	1 bit per component, 8 dots per byte, MSbit is on the left (bit 7)
Ccaps_dot_rgb	One byte per component, three components per dot: RGBRGB..
Ccaps_drv	Libcapsdriver internal data collection
Ccaps_drv_page_limits	The static rasterizer limits
Ccaps_drv_raw_raster	Raw raster information for full medium raster reconstruction
Ccaps_generic_driver	Printer Driver Callback declaration
Ccaps_inif_cursor	Cursor to manage databases in form of INI files
Ccaps_inif_lock	INI file lock management
Ccaps_inif_table	Manage a table of INI entries
Ccaps_job
Ccaps_job_progression	Information collection for printing progression report
Ccaps_kv_table
Ccaps_pp_document_desc
Ccaps_pp_handle
Ccaps_pp_notifier
Ccaps_ppd_base	Basic description of common features a printing device/printing driver can provide
Ccaps_ppd_custom_medium	Definition of a custom medium
Ccaps_ppd_device_info	Some printer device product specific information to be used inside the PPD
Ccaps_ppd_media_margins	Definition to calculate the printable area on all printing media
Ccaps_ppd_media_size	Definition of the min/max printing medium the manual feed can handle
Ccaps_ppd_option	Structure to keep the information read-in from an external PPD files
Ccaps_ppd_options_table	Manage the content of a PPD file
Ccaps_ppd_resolution	Definition of one supported resolution in Dots Per Inch (DPI)
Ccaps_ppd_selection	Description of an OpenUI/CloseUI PPD selection
Ccaps_ppd_selection_entry	Definition of one 'option' entry a PPD selection provides
Ccaps_printer
Ccaps_printer_info
Ccaps_printing_device_info	Manage PPD information
Ccaps_prn_printer_description
Ccaps_prn_usb_description
Ccaps_rasterizer	Declare the externally transparent structure for internal use
Ccaps_rect	Defines a simple rectangle by its width and length in floating point values
Ccaps_rstr_page	Physical print medium description
Ccaps_rstr_page_desc
Ccaps_rstr_page_limits	Limits the rasterizer has when rasterizing the current document
Ccaps_rstr_raster
Ccaps_si_handle
Ccaps_supported_mime_list
Ccaps_table_desc
Ccaps_var_table	Variable table
Ccaps_worker_idx	Declaration of the callbacks
Ccaps_worker_idx_context	Index worker internal tracking data
Ccm1027_block	Collected line data to process a Brother 1027 method print data block
Ccm1027_block_data_header	Brother 1027 encoding method data block's binary header
Ccm1027_block_header	Brother 1027 encoding method block's binary header
Ccm1027_line	Brother 1027 method encoded line data
Ccm1030_band
Ccm1030_block_header
Ccm1030_line
Ccm1030_line_header
Ccm3_line
Ccolor_model_string
Ccolour_line_wire_data	Printer command (one part of it) to print one bi-coloured line
Ccolour_line_wrapper	Wrapper to define the command for one colour line of printer data
Ccomp_data_header	This header leads the comressed data for compression algorithmus with ID 0x11
Ccoord_comm
Cdata_set	INI data set
Cdbus_method_list
Cdictionary_collection	The dictionary of same byte pattern to compress the band's data
Cdk_roll_types	QL printers roll types
Cdlist_anchor
Cdlist_entry
Cdoc_page_range
Cdoc_page_range_entry
Cdoc_range_list
Cdocument_desc	Parameter description for the to be processed print job
Cdoprint_info	Collection of data to make capsdoprint work
Cdrv_halftone_converter	Monochrome halftone processing
Chalftone_converter	Halftone converter run-time data
Chl1_drv
Chl2_drv
Chl_paper_formats
Chl_printer_name_to_id	Definition of name-to-ID correlation for Brother HL printers
Cht_dot_vector	Union to convert eight grey scale dots into monochrome
Cieee1284_id
Cinternal_adaption
Ckey_value
Clpr_exchange
Cml_printer_name_to_id	Definition of name-to-ID correlation for Samsung printers
Cmonochrome_converter	Halftone processing buffer
Cmonochrome_line_wire_data	Printer command to print one monochrome line
Cmonochrome_line_wrapper	Wrapper to define the command for one monochrome line of printer data
Cnls_domain
Cobject_progression_job	Print job progression information
Cobject_state_job	Print job state information for internal use
Cobject_state_prn	Printer state information for internal use
Coption_function_relation	Printing parameter keywords and their corresponding handler function
Cpage_footer_record	This footer record must be send once after each page to print
Cpage_header_record	This header record must lead each page to print
Cppd_file
Cql5_drv	Driver information for the QL5 family of printer drivers
Cql5_printer_name_to_id
Cql5_status	Format of the status report of QL5xx printers
Cql8_drv	Driver information for the QL8 family of printer drivers
Cql8_job_options	Information about the current job related to QL8xx specific capabilities
Cql8_printer_name_to_id
Cql8_status	Format of the status report of QL8xx printers
Cql_drv	The main QL driver instance description
Cql_job	Collected data for the current job to process
Cql_simple_command	A simple QL printer command declaration
Cql_trim	Trim the input raster to the available media
Cqlhsv	Coloured dot for bi-colour printing in HSV
Craster_adapt_preparation	Required adaptions from the document's content to the raster content
Crasterizer_info
Creference_driver
Cresolution_keywords
Crstr_print_state
Crstr_provider	Callbacks of one rasterizer
Cspl2_band_buffer	All required information to handle one band of print data
Cspl2_drv	Samsung SPL2 laser printer driver specific information
Cspl2_job_options	Options of the current job to print
Ctest_client
Cthread_data
Cusb_printer
Cworker_info	Band processing is done in multiple threads