kopia lustrzana https://gitlab.com/sane-project/backends
227 wiersze
6.7 KiB
C
227 wiersze
6.7 KiB
C
/* sane - Scanner Access Now Easy.
|
|
Copyright (C) 1997 Geoffrey T. Dairiki
|
|
This file is part of the SANE package.
|
|
|
|
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; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston,
|
|
MA 02111-1307, USA.
|
|
|
|
As a special exception, the authors of SANE give permission for
|
|
additional uses of the libraries contained in this release of SANE.
|
|
|
|
The exception is that, if you link a SANE library with other files
|
|
to produce an executable, this does not by itself cause the
|
|
resulting executable to be covered by the GNU General Public
|
|
License. Your use of that executable is in no way restricted on
|
|
account of linking the SANE library code into it.
|
|
|
|
This exception does not, however, invalidate any other reasons why
|
|
the executable file might be covered by the GNU General Public
|
|
License.
|
|
|
|
If you submit changes to SANE to the maintainers to be included in
|
|
a subsequent release, you agree by submitting the changes that
|
|
those changes may be distributed with this exception intact.
|
|
|
|
If you write modifications of your own for SANE, it is your choice
|
|
whether to permit this exception to apply to your modifications.
|
|
If you do not wish that, delete this exception notice.
|
|
|
|
This file is part of a SANE backend for HP Scanners supporting
|
|
HP Scanner Control Language (SCL).
|
|
*/
|
|
|
|
#ifndef HP_H_INCLUDED
|
|
#define HP_H_INCLUDED
|
|
#include <limits.h>
|
|
#include <sys/types.h>
|
|
#include "../include/sane/sane.h"
|
|
|
|
#undef BACKEND_NAME
|
|
#define BACKEND_NAME hp
|
|
#define DEBUG_NOT_STATIC
|
|
#include "../include/sane/sanei_debug.h"
|
|
|
|
#ifdef __GNUC__
|
|
#define UNUSEDARG __attribute__ ((unused))
|
|
#else
|
|
#define UNUSEDARG
|
|
#endif
|
|
|
|
/* FIXME: these should be options? */
|
|
#undef ENABLE_7x12_TONEMAPS
|
|
#define ENABLE_16x16_DITHERS
|
|
#define ENABLE_10BIT_MATRIXES
|
|
|
|
#define FAKE_COLORSEP_MATRIXES
|
|
|
|
#undef ENABLE_CUSTOM_MATRIX
|
|
|
|
#define HP_CONFIG_FILE STRINGIFY(BACKEND_NAME) ".conf"
|
|
|
|
#define DEVPIX_PER_INCH 300.0
|
|
#define MM_PER_DEVPIX (MM_PER_INCH / DEVPIX_PER_INCH)
|
|
|
|
/*
|
|
* Macros for testing return values of functions which
|
|
* return SANE_Status types.
|
|
*/
|
|
#define FAILED(status) (status != SANE_STATUS_GOOD)
|
|
#define UNSUPPORTED(status) (status == SANE_STATUS_UNSUPPORTED)
|
|
#define RETURN_IF_FAIL(try) do { \
|
|
SANE_Status status = (try); \
|
|
if (FAILED(status)) \
|
|
return status; \
|
|
} while (0)
|
|
#define CATCH_RET_FAIL(try, catch) do { \
|
|
SANE_Status status = (try); \
|
|
if (FAILED(status)) { (catch); return status; } \
|
|
} while (0)
|
|
|
|
#ifndef DBG_LEVEL
|
|
#define DBG_LEVEL PASTE(sanei_debug_, BACKEND_NAME)
|
|
#endif
|
|
#ifndef NDEBUG
|
|
# define DBGDUMP(level, buf, size) \
|
|
do { if (DBG_LEVEL >= (level)) sanei_hp_dbgdump(buf, size); } while (0)
|
|
#else
|
|
# define DBGDUMP(level, buf, size)
|
|
#endif
|
|
|
|
|
|
/*
|
|
*
|
|
*/
|
|
|
|
typedef int hp_bool_t;
|
|
typedef unsigned char hp_byte_t;
|
|
|
|
typedef enum { HP_CONNECT_SCSI, HP_CONNECT_DEVICE,
|
|
HP_CONNECT_PIO, HP_CONNECT_USB, HP_CONNECT_RESERVE } HpConnect;
|
|
|
|
typedef struct
|
|
{
|
|
HpConnect connect;
|
|
hp_bool_t got_connect_type;
|
|
hp_bool_t use_scsi_request;
|
|
hp_bool_t use_image_buffering;
|
|
hp_bool_t dumb_read;
|
|
} HpDeviceConfig;
|
|
|
|
#define HP_SCL_INQID_MIN 10306
|
|
#define HP_SCL_INQID_MAX 10971
|
|
|
|
typedef struct
|
|
{
|
|
hp_bool_t checked, is_supported;
|
|
int minval, maxval;
|
|
} HpSclSupport;
|
|
|
|
typedef struct
|
|
{ /* Flags for simulated commands */
|
|
hp_bool_t sclsimulate[HP_SCL_INQID_MAX - HP_SCL_INQID_MIN + 1];
|
|
hp_bool_t gamma_simulate;
|
|
unsigned char brightness_map[256]; /* Map to simulate brightness level */
|
|
unsigned char contrast_map[256]; /* Map to simulate contrast level */
|
|
unsigned char gamma_map[256]; /* Map to simulate custom gamma table */
|
|
} HpSimulate;
|
|
|
|
/* Information about a connected device */
|
|
typedef struct
|
|
{
|
|
char devname[64]; /* unique device name */
|
|
|
|
hp_bool_t config_is_up; /* flag if config-struct is valid */
|
|
HpDeviceConfig config; /* device configuration*/
|
|
/* List of command support */
|
|
HpSclSupport sclsupport[HP_SCL_INQID_MAX - HP_SCL_INQID_MIN + 1];
|
|
|
|
HpSimulate simulate; /* Info about simulations */
|
|
|
|
hp_bool_t unload_after_scan;
|
|
int active_xpa;
|
|
int max_model;
|
|
} HpDeviceInfo;
|
|
|
|
HpDeviceInfo *sanei_hp_device_info_get (const char *dev_name);
|
|
|
|
/* hp-scl.c */
|
|
#if INT_MAX > 30000
|
|
typedef int HpScl;
|
|
#else
|
|
typedef long int HpScl;
|
|
#endif
|
|
|
|
void sanei_hp_init_openfd (void);
|
|
|
|
typedef struct
|
|
{
|
|
int lines;
|
|
int bytes_per_line; /* as received from scanner */
|
|
int bits_per_channel;
|
|
hp_bool_t out8; /* This flag is set and only set, when data with */
|
|
/* depths > 8 is to be mapped to 8 bit output. */
|
|
hp_bool_t mirror_vertical;
|
|
hp_bool_t invert;
|
|
HpScl startscan;
|
|
} HpProcessData;
|
|
|
|
/* hp-option.c */
|
|
typedef SANE_Option_Descriptor * HpSaneOption;
|
|
|
|
typedef const struct hp_choice_s * HpChoice;
|
|
typedef struct hp_option_s * HpOption;
|
|
typedef const struct hp_option_descriptor_s * HpOptionDescriptor;
|
|
typedef struct hp_optset_s * HpOptSet;
|
|
|
|
/* hp-accessor.c */
|
|
typedef struct hp_data_s * HpData;
|
|
typedef struct hp_accessor_s * HpAccessor;
|
|
typedef struct hp_accessor_vector_s * HpAccessorVector;
|
|
typedef struct hp_accessor_choice_s * HpAccessorChoice;
|
|
|
|
/* hp-device.c */
|
|
typedef struct hp_device_s * HpDevice;
|
|
hp_bool_t sanei_hp_device_simulate_get (const char *devname, HpScl scl);
|
|
HpDevice sanei_hp_device_get (const char *dev_name);
|
|
|
|
/* hp-handle.c */
|
|
typedef struct hp_handle_s * HpHandle;
|
|
|
|
/* hp-scsi.c */
|
|
typedef struct hp_scsi_s * HpScsi;
|
|
|
|
/* hp-scl.c */
|
|
hp_bool_t sanei_hp_is_active_xpa (HpScsi scsi);
|
|
int sanei_hp_get_max_model (HpScsi scsi);
|
|
int sanei_hp_is_flatbed_adf (HpScsi scsi);
|
|
HpConnect sanei_hp_get_connect (const char *devname);
|
|
HpConnect sanei_hp_scsi_get_connect (HpScsi this);
|
|
|
|
/* hp.c */
|
|
#ifndef NDEBUG
|
|
void sanei_hp_dbgdump (const void * bufp, size_t len);
|
|
#endif
|
|
|
|
/* hp-hpmem.c */
|
|
void * sanei_hp_alloc(size_t sz);
|
|
void * sanei_hp_allocz(size_t sz);
|
|
void * sanei_hp_memdup(const void * src, size_t sz);
|
|
char * sanei_hp_strdup(const char * str);
|
|
void * sanei_hp_realloc(void * ptr, size_t sz);
|
|
void sanei_hp_free(void * ptr);
|
|
void sanei_hp_free_all(void);
|
|
|
|
#endif /* HP_H_INCLUDED */
|