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sane-project-backends/backend/kvs1025_low.h

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/*
Copyright (C) 2008, Panasonic Russia Ltd.
*/
/* sane - Scanner Access Now Easy.
Panasonic KV-S1020C / KV-S1025C USB scanners.
*/
#ifndef __KVS1025_LOW_H
#define __KVS1025_LOW_H
#include "kvs1025_cmds.h"
#define VENDOR_ID 0x04DA
typedef enum
{
KV_S1020C = 0x1007,
KV_S1025C = 0x1006,
KV_S1045C = 0x1010
} KV_MODEL_TYPE;
/* Store an integer in 2, 3 or 4 byte in a big-endian array. */
#define Ito16(val, buf) { \
((unsigned char *)buf)[0] = ((val) >> 8) & 0xff; \
((unsigned char *)buf)[1] = ((val) >> 0) & 0xff; \
}
#define Ito24(val, buf) { \
((unsigned char *)buf)[0] = ((val) >> 16) & 0xff; \
((unsigned char *)buf)[1] = ((val) >> 8) & 0xff; \
((unsigned char *)buf)[2] = ((val) >> 0) & 0xff; \
}
#define Ito32(val, buf) { \
((unsigned char *)buf)[0] = ((val) >> 24) & 0xff; \
((unsigned char *)buf)[1] = ((val) >> 16) & 0xff; \
((unsigned char *)buf)[2] = ((val) >> 8) & 0xff; \
((unsigned char *)buf)[3] = ((val) >> 0) & 0xff; \
}
/* 32 bits from an array to an integer (eg ntohl). */
#define B32TOI(buf) \
((((unsigned char *)buf)[0] << 24) | \
(((unsigned char *)buf)[1] << 16) | \
(((unsigned char *)buf)[2] << 8) | \
(((unsigned char *)buf)[3] << 0))
/* 24 bits from an array to an integer. */
#define B24TOI(buf) \
(((unsigned char *)buf)[0] << 16) | \
(((unsigned char *)buf)[1] << 8) | \
(((unsigned char *)buf)[2] << 0))
#define SCSI_FD int
#define SCSI_BUFFER_SIZE (0x40000-12)
typedef enum
{
KV_SCSI_BUS = 0x01,
KV_USB_BUS = 0x02
} KV_BUS_MODE;
typedef enum
{
SM_BINARY = 0x00,
SM_DITHER = 0x01,
SM_GRAYSCALE = 0x02,
SM_COLOR = 0x05
} KV_SCAN_MODE;
typedef struct
{
unsigned char data[16];
int len;
} CDB;
typedef struct
{
int width;
int height;
} KV_PAPER_SIZE;
/* remarked -- KV-S1020C / KV-S1025C supports ADF only
typedef enum
{
TRUPER_ADF = 0,
TRUPER_FLATBED = 1
} KV_SCAN_SOURCE;
*/
/* options */
typedef enum
{
OPT_NUM_OPTS = 0,
/* General options */
OPT_MODE_GROUP,
OPT_MODE, /* scanner modes */
OPT_RESOLUTION, /* X and Y resolution */
OPT_DUPLEX, /* Duplex mode */
OPT_SCAN_SOURCE, /* Scan source, fixed to ADF */
OPT_FEEDER_MODE, /* Feeder mode, fixed to Continous */
OPT_LONGPAPER, /* Long paper mode */
OPT_LENGTHCTL, /* Length control mode */
OPT_MANUALFEED, /* Manual feed mode */
OPT_FEED_TIMEOUT, /* Feed timeout */
OPT_DBLFEED, /* Double feed detection mode */
OPT_FIT_TO_PAGE, /* Scanner shrinks image to fit scanned page */
/* Geometry group */
OPT_GEOMETRY_GROUP,
OPT_PAPER_SIZE, /* Paper size */
OPT_LANDSCAPE, /* true if landscape; new for Truper 3200/3600 */
OPT_TL_X, /* upper left X */
OPT_TL_Y, /* upper left Y */
OPT_BR_X, /* bottom right X */
OPT_BR_Y, /* bottom right Y */
OPT_ENHANCEMENT_GROUP,
OPT_BRIGHTNESS, /* Brightness */
OPT_CONTRAST, /* Contrast */
OPT_AUTOMATIC_THRESHOLD, /* Binary threshold */
OPT_HALFTONE_PATTERN, /* Halftone pattern */
OPT_AUTOMATIC_SEPARATION, /* Automatic separation */
OPT_WHITE_LEVEL, /* White level */
OPT_NOISE_REDUCTION, /* Noise reduction */
OPT_IMAGE_EMPHASIS, /* Image emphasis */
OPT_GAMMA, /* Gamma */
OPT_LAMP, /* Lamp -- color drop out */
OPT_INVERSE, /* Inverse image */
OPT_MIRROR, /* Mirror image */
OPT_JPEG, /* JPEG Compression */
OPT_ROTATE, /* Rotate image */
OPT_SWDESKEW, /* Software deskew */
OPT_SWDESPECK, /* Software despeckle */
OPT_SWDEROTATE, /* Software detect/correct 90 deg. rotation */
OPT_SWCROP, /* Software autocrop */
OPT_SWSKIP, /* Software blank page skip */
/* must come last: */
OPT_NUM_OPTIONS
} KV_OPTION;
typedef struct
{
int memory_size; /* in MB */
int min_resolution; /* in DPI */
int max_resolution; /* in DPI */
int step_resolution; /* in DPI */
int support_duplex; /* 1 if true */
int support_lamp; /* 1 if true */
int max_x_range; /* in mm */
int max_y_range; /* in mm */
} KV_SUPPORT_INFO;
typedef struct kv_scanner_dev
{
struct kv_scanner_dev *next;
SANE_Device sane;
/* Infos from inquiry. */
char scsi_type;
char scsi_type_str[32];
char scsi_vendor[12];
char scsi_product[20];
char scsi_version[8];
/* Bus info */
KV_BUS_MODE bus_mode;
SANE_Int usb_fd;
char device_name[100];
char *scsi_device_name;
SCSI_FD scsi_fd;
KV_MODEL_TYPE model_type;
SANE_Parameters params[2];
/* SCSI handling */
SANE_Byte *buffer0;
SANE_Byte *buffer; /* buffer = buffer0 + 12 */
/* for USB bulk transfer, a 12 bytes container
is required for each block */
/* Scanning handling. */
int scanning; /* TRUE if a scan is running. */
int current_page; /* the current page number, 0 is page 1 */
int current_side; /* the current side */
int bytes_to_read[2]; /* bytes to read */
/* --------------------------------------------------------------------- */
/* values used by the software enhancment code (deskew, crop, etc) */
SANE_Status deskew_stat;
int deskew_vals[2];
double deskew_slope;
SANE_Status crop_stat;
int crop_vals[4];
/* Support info */
KV_SUPPORT_INFO support_info;
SANE_Range x_range, y_range;
/* Options */
SANE_Option_Descriptor opt[OPT_NUM_OPTIONS];
Option_Value val[OPT_NUM_OPTIONS];
SANE_Bool option_set;
/* Image buffer */
SANE_Byte *img_buffers[2];
SANE_Byte *img_pt[2];
int img_size[2];
} KV_DEV, *PKV_DEV;
#define GET_OPT_VAL_W(dev, idx) ((dev)->val[idx].w)
#define GET_OPT_VAL_L(dev, idx, token) get_optval_list(dev, idx, \
go_##token##_list, go_##token##_val)
#define IS_DUPLEX(dev) GET_OPT_VAL_W(dev, OPT_DUPLEX)
/* Prototypes in kvs1025_opt.c */
int get_optval_list (const PKV_DEV dev, int idx,
const SANE_String_Const * str_list, const int *val_list);
KV_SCAN_MODE kv_get_mode (const PKV_DEV dev);
int kv_get_depth (KV_SCAN_MODE mode);
void kv_calc_paper_size (const PKV_DEV dev, int *w, int *h);
const SANE_Option_Descriptor *kv_get_option_descriptor (PKV_DEV dev,
SANE_Int option);
void kv_init_options (PKV_DEV dev);
SANE_Status kv_control_option (PKV_DEV dev, SANE_Int option,
SANE_Action action, void *val,
SANE_Int * info);
void hexdump (int level, const char *comment, unsigned char *p, int l);
void kv_set_window_data (PKV_DEV dev,
KV_SCAN_MODE scan_mode,
int side, unsigned char *windowdata);
/* Prototypes in kvs1025_low.c */
SANE_Status kv_enum_devices (void);
void kv_get_devices_list (const SANE_Device *** devices_list);
void kv_exit (void);
SANE_Status kv_open (PKV_DEV dev);
SANE_Bool kv_already_open (PKV_DEV dev);
SANE_Status kv_open_by_name (SANE_String_Const devicename,
SANE_Handle * handle);
void kv_close (PKV_DEV dev);
SANE_Status kv_send_command (PKV_DEV dev,
PKV_CMD_HEADER header,
PKV_CMD_RESPONSE response);
/* Commands */
SANE_Status CMD_test_unit_ready (PKV_DEV dev, SANE_Bool * ready);
SANE_Status CMD_read_support_info (PKV_DEV dev);
SANE_Status CMD_scan (PKV_DEV dev);
SANE_Status CMD_set_window (PKV_DEV dev, int side, PKV_CMD_RESPONSE rs);
SANE_Status CMD_reset_window (PKV_DEV dev);
SANE_Status CMD_get_buff_status (PKV_DEV dev, int *front_size,
int *back_size);
SANE_Status CMD_wait_buff_status (PKV_DEV dev, int *front_size,
int *back_size);
SANE_Status CMD_read_pic_elements (PKV_DEV dev, int page, int side,
int *width, int *height);
SANE_Status CMD_read_image (PKV_DEV dev, int page, int side,
unsigned char *buffer, int *psize,
KV_CMD_RESPONSE * rs);
SANE_Status CMD_wait_document_existanse (PKV_DEV dev);
SANE_Status CMD_get_document_existanse (PKV_DEV dev);
SANE_Status CMD_set_timeout (PKV_DEV dev, SANE_Word timeout);
SANE_Status CMD_request_sense (PKV_DEV dev);
/* Scan routines */
SANE_Status AllocateImageBuffer (PKV_DEV dev);
SANE_Status ReadImageDataSimplex (PKV_DEV dev, int page);
SANE_Status ReadImageDataDuplex (PKV_DEV dev, int page);
SANE_Status ReadImageData (PKV_DEV dev, int page);
SANE_Status buffer_deskew (PKV_DEV dev, int side);
SANE_Status buffer_crop (PKV_DEV dev, int side);
SANE_Status buffer_despeck (PKV_DEV dev, int side);
int buffer_isblank (PKV_DEV dev, int side);
SANE_Status buffer_rotate(PKV_DEV dev, int side);
#endif /* #ifndef __KVS1025_LOW_H */
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