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/* inklevel.h
*
* (c) 2003, 2004, 2005, 2006, 2007, 2009, 2014, 2015, 2016, 2018 Markus Heinz
*
* This software is licensed under the terms of the GPL.
* For details see file COPYING.
*/
#ifndef INKLEVEL_H
#define INKLEVEL_H
/* public interface */
/* Values for port */
#define USB 2
#define BJNP 5
#define CUSTOM_BJNP 6
/* Possible return values for get_ink_level() */
#define OK 0
#define ERROR -1
#define DEV_PARPORT_INACCESSIBLE -2
#define DEV_LP_INACCESSIBLE -3
#define COULD_NOT_GET_DEVICE_ID -4
#define DEV_USB_LP_INACCESSIBLE -5
#define UNKNOWN_PORT_SPECIFIED -6
#define NO_PRINTER_FOUND -7
#define NO_DEVICE_CLASS_FOUND -8
#define NO_CMD_TAG_FOUND -9
#define PRINTER_NOT_SUPPORTED -10
#define NO_INK_LEVEL_FOUND -11
#define COULD_NOT_WRITE_TO_PRINTER -12
#define COULD_NOT_READ_FROM_PRINTER -13
#define COULD_NOT_PARSE_RESPONSE_FROM_PRINTER -14
#define COULD_NOT_GET_CREDIT -15
#define DEV_CUSTOM_USB_INACCESSIBLE -16 /* deprecated */
#define BJNP_URI_INVALID -17
#define BJNP_INVALID_HOSTNAME -18
/* Limits */
#define MODEL_NAME_LENGTH 100
#define MAX_CARTRIDGE_TYPES 40
/* Values for ink_level.status */
#define RESPONSE_INVALID 0
#define RESPONSE_VALID 1
/* Values for array index 0 defining the cartridge type */
#define CARTRIDGE_NOT_PRESENT 0
#define CARTRIDGE_BLACK 1
#define CARTRIDGE_COLOR 2
#define CARTRIDGE_PHOTO 3
#define CARTRIDGE_CYAN 4
#define CARTRIDGE_MAGENTA 5
#define CARTRIDGE_YELLOW 6
#define CARTRIDGE_PHOTOBLACK 7
#define CARTRIDGE_PHOTOCYAN 8
#define CARTRIDGE_PHOTOMAGENTA 9
#define CARTRIDGE_PHOTOYELLOW 10
#define CARTRIDGE_RED 11
#define CARTRIDGE_GREEN 12
#define CARTRIDGE_BLUE 13
#define CARTRIDGE_LIGHTBLACK 14
#define CARTRIDGE_LIGHTCYAN 15
#define CARTRIDGE_LIGHTMAGENTA 16
#define CARTRIDGE_LIGHTLIGHTBLACK 17
#define CARTRIDGE_MATTEBLACK 18
#define CARTRIDGE_GLOSSOPTIMIZER 19
#define CARTRIDGE_UNKNOWN 20
#define CARTRIDGE_KCM 21
#define CARTRIDGE_GGK 22
#define CARTRIDGE_KCMY 23
#define CARTRIDGE_LCLM 24
#define CARTRIDGE_YM 25
#define CARTRIDGE_CK 26
#define CARTRIDGE_LGPK 27
#define CARTRIDGE_LG 28
#define CARTRIDGE_G 29
#define CARTRIDGE_PG 30
#define CARTRIDGE_WHITE 31
#define CARTRIDGE_ORANGE 32
/* Array indices for ink_level.levels */
#define INDEX_TYPE 0
#define INDEX_LEVEL 1
/* Data structure for ink level */
typedef struct ink_level {
char model[MODEL_NAME_LENGTH];
unsigned short status;
unsigned short levels[MAX_CARTRIDGE_TYPES][2];
} ink_level;
/* Public interface of libinklevel */
int get_ink_level(const int port, const char *device_file,
const int portnumber, struct ink_level *level);
char *get_version_string(void);
#endif
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