kopia lustrzana https://gitlab.com/sane-project/backends
				
				
				
			
		
			
				
	
	
		
			281 wiersze
		
	
	
		
			8.1 KiB
		
	
	
	
		
			C
		
	
	
			
		
		
	
	
			281 wiersze
		
	
	
		
			8.1 KiB
		
	
	
	
		
			C
		
	
	
| #ifndef KODAK_H
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| #define KODAK_H
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| 
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| /* 
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|  * Part of SANE - Scanner Access Now Easy.
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|  * Please see opening comment in kodak.c
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|  */
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| 
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| /* ------------------------------------------------------------------------- 
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|  * This option list has to contain all options for all scanners supported by
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|  * this driver. If a certain scanner cannot handle a certain option, there's
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|  * still the possibility to say so, later.
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|  */
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| enum kodak_Option
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| {
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|   OPT_NUM_OPTS = 0,
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| 
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|   OPT_MODE_GROUP,
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|   OPT_SOURCE, /*front/back/duplex*/
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|   OPT_MODE,   /*mono/ht/gray/color*/
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|   OPT_RES,
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| 
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|   OPT_GEOMETRY_GROUP,
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|   OPT_TL_X,
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|   OPT_TL_Y,
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|   OPT_BR_X,
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|   OPT_BR_Y,
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|   OPT_PAGE_WIDTH,
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|   OPT_PAGE_HEIGHT,
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| 
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|   OPT_ENHANCEMENT_GROUP,
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|   OPT_BRIGHTNESS,
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|   OPT_CONTRAST,
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|   OPT_THRESHOLD,
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|   OPT_RIF,
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| 
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|   /* must come last: */
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|   NUM_OPTIONS
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| };
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| 
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| struct scanner
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| {
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|   /* --------------------------------------------------------------------- */
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|   /* immutable values which are set during init of scanner.                */
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|   struct scanner *next;
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|   char *device_name;            /* The name of the scanner device for sane */
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* immutable values which are set during reading of config file.         */
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|   int buffer_size;
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* immutable values which are set during inquiry probing of the scanner. */
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|   /* members in order found in scsi data...                                */
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|   SANE_Device sane;
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| 
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|   char vendor_name[9];          /* null-term data returned by SCSI inquiry.*/
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|   char product_name[17];        /* null-term data returned by SCSI inquiry.*/
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|   char version_name[5];         /* null-term data returned by SCSI inquiry.*/
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|   char build_name[3];           /* null-term data returned by SCSI inquiry.*/
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* immutable values which are set during INQUIRY probing of the scanner, */
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|   /* or in the init_model cleanup routine...                               */
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| 
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|   /* which modes scanner has */
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|   int s_mode[4];
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| 
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|   /* min and max resolution for each mode */
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|   int s_res_min[4];
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|   int s_res_max[4];
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| 
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|   /* in 1/1200th inches, NOT sane units */
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|   int s_width_min;
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|   int s_width_max;
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|   int s_length_min;
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|   int s_length_max;
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| 
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|   int s_brightness_steps;
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|   int s_contrast_steps;
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|   int s_threshold_steps;
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|   int s_rif;
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* changeable SANE_Option structs provide our interface to frontend.     */
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|   /* some options require lists of strings or numbers, we keep them here   */
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|   /* instead of in global vars so that they can differ for each scanner    */
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| 
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|   /* long array of option structs */
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|   SANE_Option_Descriptor opt[NUM_OPTIONS];
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| 
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|   /*mode group*/
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|   SANE_String_Const o_source_list[4];
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|   SANE_String_Const o_mode_list[5];
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|   SANE_Int o_res_list[4][6];
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| 
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|   /*geometry group*/
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|   SANE_Range o_tl_x_range;
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|   SANE_Range o_tl_y_range;
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|   SANE_Range o_br_x_range;
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|   SANE_Range o_br_y_range;
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|   SANE_Range o_page_x_range;
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|   SANE_Range o_page_y_range;
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| 
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|   /*enhancement group*/
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|   SANE_Range o_brightness_range;
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|   SANE_Range o_contrast_range;
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|   SANE_Range o_threshold_range;
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* changeable vars to hold user input. modified by SANE_Options above    */
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| 
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|   /*mode group*/
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|   int u_mode;           /* color,lineart,etc */
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|   int u_source;         /* adf front,adf duplex,etc */
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|   int u_res;            /* resolution in dpi                       */
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| 
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|   /*geometry group*/
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|   /* The desired size of the scan, all in 1/1200 inch */
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|   int u_tl_x;
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|   int u_tl_y;
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|   int u_br_x;
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|   int u_br_y;
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|   int u_page_width;
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|   int u_page_height;
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| 
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|   /*enhancement group*/
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|   int u_brightness;
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|   int u_contrast;
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|   int u_threshold;
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|   int u_rif;
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|   int u_compr;
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* values which are set by the scanner's post-scan image header          */
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|   int i_bytes;
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|   int i_id;
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|   int i_dpi;
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|   int i_tlx;
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|   int i_tly;
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|   int i_width;
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|   int i_length;
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|   int i_bpp;
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|   int i_compr;
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* values which are set by scanning functions to keep track of pages, etc */
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|   int started;
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| 
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|   /* total to read/write */
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|   int bytes_tot;
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| 
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|   /* how far we have read */
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|   int bytes_rx;
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| 
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|   /* how far we have written */
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|   int bytes_tx;
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| 
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|   /* size of buffer */
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|   int bytes_buf;
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| 
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|   /* the buffer */
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|   unsigned char * buffer;
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| 
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|   /* --------------------------------------------------------------------- */
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|   /* values which used by the command and data sending functions (scsi/usb)*/
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|   int fd;                      /* The scanner device file descriptor.     */
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|   size_t rs_info;
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| 
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| };
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| 
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| #define DEFAULT_BUFFER_SIZE 32768
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| 
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| #define SIDE_FRONT 0
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| #define SIDE_BACK 1
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| 
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| #define SOURCE_ADF_FRONT 0
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| #define SOURCE_ADF_BACK 1
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| #define SOURCE_ADF_DUPLEX 2
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| 
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| #define MODE_LINEART   0
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| #define MODE_HALFTONE  1
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| #define MODE_GRAYSCALE 2
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| #define MODE_COLOR     3
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| 
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| /* ------------------------------------------------------------------------- */
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| 
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| #define MM_PER_INCH    25.4
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| #define MM_PER_UNIT_UNFIX SANE_UNFIX(SANE_FIX(MM_PER_INCH / 1200.0))
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| #define MM_PER_UNIT_FIX SANE_FIX(SANE_UNFIX(SANE_FIX(MM_PER_INCH / 1200.0)))
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| 
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| #define SCANNER_UNIT_TO_FIXED_MM(number) SANE_FIX((number) * MM_PER_UNIT_UNFIX)
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| #define FIXED_MM_TO_SCANNER_UNIT(number) SANE_UNFIX(number) / MM_PER_UNIT_UNFIX
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| 
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| #define KODAK_CONFIG_FILE "kodak.conf"
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| 
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| #ifndef PATH_MAX
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| #  define PATH_MAX 1024
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| #endif
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| 
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| #ifndef PATH_SEP
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| #ifdef HAVE_OS2_H
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| #  define PATH_SEP       '\\'
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| #else
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| #  define PATH_SEP       '/'
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| #endif
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| #endif
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| 
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| /* ------------------------------------------------------------------------- */
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| 
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| SANE_Status sane_init (SANE_Int * version_code, SANE_Auth_Callback authorize);
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| 
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| SANE_Status sane_get_devices (const SANE_Device *** device_list,
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|                               SANE_Bool local_only);
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| 
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| SANE_Status sane_open (SANE_String_Const name, SANE_Handle * handle);
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| 
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| SANE_Status sane_set_io_mode (SANE_Handle h, SANE_Bool non_blocking);
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| 
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| SANE_Status sane_get_select_fd (SANE_Handle h, SANE_Int * fdp);
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| 
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| const SANE_Option_Descriptor * sane_get_option_descriptor (SANE_Handle handle,
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|                                                           SANE_Int option);
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| 
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| SANE_Status sane_control_option (SANE_Handle handle, SANE_Int option,
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|                                  SANE_Action action, void *val,
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|                                  SANE_Int * info);
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| 
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| SANE_Status sane_start (SANE_Handle handle);
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| 
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| SANE_Status sane_get_parameters (SANE_Handle handle,
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|                                  SANE_Parameters * params);
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| 
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| SANE_Status sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len,
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|                        SANE_Int * len);
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| 
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| void sane_cancel (SANE_Handle h);
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| 
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| void sane_close (SANE_Handle h);
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| 
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| void sane_exit (void);
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| 
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| /* ------------------------------------------------------------------------- */
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| 
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| static SANE_Status attach_one (const char *name);
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| static SANE_Status connect_fd (struct scanner *s);
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| static SANE_Status disconnect_fd (struct scanner *s);
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| static SANE_Status sense_handler (int scsi_fd, u_char * result, void *arg);
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| 
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| static SANE_Status init_inquire (struct scanner *s);
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| static SANE_Status init_model (struct scanner *s);
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| static SANE_Status init_user (struct scanner *s);
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| static SANE_Status init_options (struct scanner *s);
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| 
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| static SANE_Status
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| do_cmd(struct scanner *s, int runRS, int shortTime,
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|  unsigned char * cmdBuff, size_t cmdLen,
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|  unsigned char * outBuff, size_t outLen,
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|  unsigned char * inBuff, size_t * inLen
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| );
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| 
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| #if 0 /* unused */
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| static SANE_Status wait_scanner (struct scanner *s);
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| #endif
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| 
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| static SANE_Status do_cancel (struct scanner *scanner);
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| 
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| static SANE_Status set_window (struct scanner *s);
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| static SANE_Status read_imageheader(struct scanner *s);
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| static SANE_Status send_sc(struct scanner *s);
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| 
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| static SANE_Status read_from_scanner(struct scanner *s);
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| static SANE_Status copy_buffer(struct scanner *s, unsigned char * buf, int len);
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| static SANE_Status read_from_buffer(struct scanner *s, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len);
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| 
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| static void hexdump (int level, char *comment, unsigned char *p, int l);
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| 
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| static size_t maxStringSize (const SANE_String_Const strings[]);
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| 
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| #endif /* KODAK_H */
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