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Diffstat (limited to 'backend/kodakaio.h')
| -rw-r--r-- | backend/kodakaio.h | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/backend/kodakaio.h b/backend/kodakaio.h new file mode 100644 index 0000000..f2265f5 --- /dev/null +++ b/backend/kodakaio.h @@ -0,0 +1,198 @@ +/* + * kodakaio.c - SANE library for Kodak ESP Aio scanners. + * + * Copyright (C) 2011-2013 Paul Newall + * + * Based on the Magicolor sane backend: + * Based on the epson2 sane backend: + * Based on Kazuhiro Sasayama previous + * work on epson.[ch] file from the SANE package. + * Please see those files for additional copyrights. + * Author: Paul Newall + * + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, version 2. + + 29/12/12 added KodakAio_Scanner.ack + 2/1/13 added KodakAio_Scanner.background[] + */ + +#ifndef kodakaio_h +#define kodakaio_h + +#undef BACKEND_NAME +#define BACKEND_NAME kodakaio +#define DEBUG_NOT_STATIC + +#include <sys/ioctl.h> + +#ifdef HAVE_STDDEF_H +#include <stddef.h> +#endif + +#ifdef HAVE_STDLIB_H +#include <stdlib.h> +#endif + +#ifdef NEED_SYS_TYPES_H +#include <sys/types.h> +#endif + +#include <stdio.h> + +#include "../include/sane/sane.h" +#include "../include/sane/sanei_debug.h" +#include "../include/sane/sanei_backend.h" + +#ifdef __GNUC__ +#define __func__ __FUNCTION__ +#else +#define __func__ "(undef)" +#endif + +/* Silence the compiler for unused arguments */ +#define NOT_USED(x) ( (void)(x) ) + +#define KODAKAIO_CONFIG_FILE "kodakaio.conf" + +#define NUM_OF_HEX_ELEMENTS (16) /* number of hex numbers per line for data dump */ +#define DEVICE_NAME_LEN (16) /* length of device name in extended status */ + +#define CAP_DEFAULT 0 + +/* Structure holding the device capabilities */ +struct KodakaioCap +{ + SANE_Word id; /* USB pid */ + const char *cmds; /* may be used for different command sets in future */ + const char *model; + SANE_Int out_ep, in_ep; /* USB bulk out/in endpoints */ + + SANE_Int optical_res; /* optical resolution */ + SANE_Range dpi_range; /* max/min resolutions */ + + SANE_Int *res_list; /* list of resolutions */ + SANE_Int res_list_size; /* number of entries in this list */ + + SANE_Int maxDepth; /* max. color depth */ + SANE_Word *depth_list; /* list of color depths */ + + /* SANE_Range brightness; brightness range */ + + SANE_Range fbf_x_range; /* flattbed x range */ + SANE_Range fbf_y_range; /* flattbed y range */ + + SANE_Bool ADF; /* ADF is installed */ + SANE_Bool adf_duplex; /* does the ADF handle duplex scanning */ + SANE_Range adf_x_range; /* autom. document feeder x range */ + SANE_Range adf_y_range; /* autom. document feeder y range */ +}; + +/* +Options:OPT_BRIGHTNESS, used to be after BIT_DEPTH +*/ +enum { + OPT_NUM_OPTS = 0, + OPT_MODE_GROUP, + OPT_MODE, + OPT_BIT_DEPTH, + OPT_RESOLUTION, + OPT_PREVIEW, + OPT_SOURCE, + OPT_ADF_MODE, + OPT_PADDING, /* Selects padding of adf pages to the specified length */ + OPT_GEOMETRY_GROUP, + OPT_TL_X, + OPT_TL_Y, + OPT_BR_X, + OPT_BR_Y, + NUM_OPTIONS +}; + +typedef enum +{ /* hardware connection to the scanner */ + SANE_KODAKAIO_NODEV, /* default, no HW specified yet */ + SANE_KODAKAIO_USB, /* USB interface */ + SANE_KODAKAIO_NET /* network interface */ +} Kodakaio_Connection_Type; + + +/* Structure holding the hardware description */ + +struct Kodak_Device +{ + struct Kodak_Device *next; + int missing; + + char *name; + char *model; + + SANE_Device sane; + + SANE_Range *x_range; /* x range w/out extension */ + SANE_Range *y_range; /* y range w/out extension */ + + Kodakaio_Connection_Type connection; + + struct KodakaioCap *cap; +}; + +typedef struct Kodak_Device Kodak_Device; + +/* Structure holding an instance of a scanner (i.e. scanner has been opened) */ +struct KodakAio_Scanner +{ + struct KodakAio_Scanner *next; + struct Kodak_Device *hw; + + int fd; + + SANE_Option_Descriptor opt[NUM_OPTIONS]; + Option_Value val[NUM_OPTIONS]; + SANE_Parameters params; + + SANE_Bool ack; /* scanner has finished a page (happens early with adf and padding) */ + SANE_Bool eof; /* backend has finished a page (after padding with adf) */ + SANE_Byte *buf, *end, *ptr; + SANE_Bool canceling; + SANE_Bool scanning; /* scan in progress */ + SANE_Bool adf_loaded; /* paper in adf */ + SANE_Int background[3]; /* stores background RGB components for padding */ + + SANE_Int left, top; /* in optres units? */ + SANE_Int width, height; /* in optres units? */ + + /* image block data */ + SANE_Int data_len; + SANE_Int block_len; + SANE_Int last_len; /* to be phased out */ + SANE_Int blocks; /* to be phased out */ + SANE_Int counter; + SANE_Int bytes_unread; /* to track when to stop */ + + /* Used to store how many bytes of the current pixel line we have already + * read in previous read attempts. Since each line will be padded + * to multiples of 512 bytes, this is needed to know which bytes + * to ignore. NOT NEEDED FOR KODAKAIO */ + SANE_Int bytes_read_in_line; + SANE_Byte *line_buffer; + /* How many bytes are scanned per line */ + SANE_Int scan_bytes_per_line; +}; + +typedef struct KodakAio_Scanner KodakAio_Scanner; + +struct mode_param +{ + int flags; + int colors; + int depth; +}; + +enum { + MODE_GRAY, MODE_COLOR +}; + +#endif |