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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
commit6e9c41a892ed0e0da326e0278b3221ce3f5713b8 (patch)
tree2e301d871bbeeb44aa57ff9cc070fcf3be484487 /backend/hp.h
Initial import of sane-backends version 1.0.24-1.2
Diffstat (limited to 'backend/hp.h')
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diff --git a/backend/hp.h b/backend/hp.h
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+/* 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 unsigned 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 */