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authorKhaled Hosny <khaledhosny@eglug.org>2013-11-04 18:33:52 +0200
committerDavid Tardon <dtardon@redhat.com>2013-11-04 23:45:42 -0600
commita62e7733b3e27832c085112f1beda22ee3dd8976 (patch)
tree9e61e0f0e0a642a2c9f69fe4f18062f455393997 /external
parent38a3edb2bea08939234300b53cdf6ab4222847e1 (diff)
fdo#70393: move sane and twain to subdirs of external
Change-Id: I0876c3295416abb704ca455bdd61881ff54a0285 Reviewed-on: https://gerrit.libreoffice.org/6568 Reviewed-by: David Tardon <dtardon@redhat.com> Tested-by: David Tardon <dtardon@redhat.com>
Diffstat (limited to 'external')
-rw-r--r--external/sane/README1
-rw-r--r--external/sane/inc/sane/sane.h213
-rw-r--r--external/twain/README1
-rw-r--r--external/twain/inc/twain/twain.h2220
4 files changed, 2435 insertions, 0 deletions
diff --git a/external/sane/README b/external/sane/README
new file mode 100644
index 000000000000..eda976da10ba
--- /dev/null
+++ b/external/sane/README
@@ -0,0 +1 @@
+Scanner library from [http://www.sane-project.org/]
diff --git a/external/sane/inc/sane/sane.h b/external/sane/inc/sane/sane.h
new file mode 100644
index 000000000000..eb18eef1a601
--- /dev/null
+++ b/external/sane/inc/sane/sane.h
@@ -0,0 +1,213 @@
+/* sane - Scanner Access Now Easy.
+ Copyright (C) 1997 David Mosberger-Tang and Andreas Beck
+ This file is part of the SANE package.
+
+ This file is in the public domain. You may use and modify it as
+ you see fit, as long as this copyright message is included and
+ that there is an indication as to what modifications have been
+ made (if any).
+
+ SANE 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.
+
+ This file declares SANE application interface. See the SANE
+ standard for a detailed explanation of the interface. */
+#ifndef sane_h
+#define sane_h
+
+#define SANE_CURRENT_MAJOR 0
+
+#define SANE_VERSION_CODE(major, minor, build) \
+ ( (((SANE_Word) (major) & 0xff) << 24) \
+ | (((SANE_Word) (minor) & 0xff) << 16) \
+ | (((SANE_Word) (build) & 0xffff) << 0))
+
+#define SANE_VERSION_MAJOR(code) ((((SANE_Word)(code)) >> 24) & 0xff)
+#define SANE_VERSION_MINOR(code) ((((SANE_Word)(code)) >> 16) & 0xff)
+#define SANE_VERSION_BUILD(code) ((((SANE_Word)(code)) >> 0) & 0xffff)
+
+#define SANE_FALSE 0
+#define SANE_TRUE 1
+
+typedef unsigned char SANE_Byte;
+typedef int SANE_Word;
+typedef SANE_Word SANE_Bool;
+typedef SANE_Word SANE_Int;
+typedef char SANE_Char;
+typedef SANE_Char *SANE_String;
+typedef const SANE_Char *SANE_String_Const;
+typedef void *SANE_Handle;
+typedef SANE_Word SANE_Fixed;
+
+#define SANE_FIXED_SCALE_SHIFT 16
+#define SANE_FIX(v) ((SANE_Word) ((v) * (1 << SANE_FIXED_SCALE_SHIFT)))
+#define SANE_UNFIX(v) ((double)(v) / (1 << SANE_FIXED_SCALE_SHIFT))
+
+typedef enum
+ {
+ SANE_STATUS_GOOD = 0, /* everything A-OK */
+ SANE_STATUS_UNSUPPORTED, /* operation is not supported */
+ SANE_STATUS_CANCELLED, /* operation was cancelled */
+ SANE_STATUS_DEVICE_BUSY, /* device is busy; try again later */
+ SANE_STATUS_INVAL, /* data is invalid (includes no dev at open) */
+ SANE_STATUS_EOF, /* no more data available (end-of-file) */
+ SANE_STATUS_JAMMED, /* document feeder jammed */
+ SANE_STATUS_NO_DOCS, /* document feeder out of documents */
+ SANE_STATUS_COVER_OPEN, /* scanner cover is open */
+ SANE_STATUS_IO_ERROR, /* error during device I/O */
+ SANE_STATUS_NO_MEM, /* out of memory */
+ SANE_STATUS_ACCESS_DENIED /* access to resource has been denied */
+ }
+SANE_Status;
+
+typedef enum
+ {
+ SANE_TYPE_BOOL = 0,
+ SANE_TYPE_INT,
+ SANE_TYPE_FIXED,
+ SANE_TYPE_STRING,
+ SANE_TYPE_BUTTON,
+ SANE_TYPE_GROUP
+ }
+SANE_Value_Type;
+
+typedef enum
+ {
+ SANE_UNIT_NONE = 0, /* the value is unit-less (e.g., # of scans) */
+ SANE_UNIT_PIXEL, /* value is number of pixels */
+ SANE_UNIT_BIT, /* value is number of bits */
+ SANE_UNIT_MM, /* value is millimeters */
+ SANE_UNIT_DPI, /* value is resolution in dots/inch */
+ SANE_UNIT_PERCENT, /* value is a percentage */
+ SANE_UNIT_MICROSECOND /* value is micro seconds */
+ }
+SANE_Unit;
+
+typedef struct
+ {
+ SANE_String_Const name; /* unique device name */
+ SANE_String_Const vendor; /* device vendor string */
+ SANE_String_Const model; /* device model name */
+ SANE_String_Const type; /* device type (e.g., "flatbed scanner") */
+ }
+SANE_Device;
+
+#define SANE_CAP_SOFT_SELECT (1 << 0)
+#define SANE_CAP_HARD_SELECT (1 << 1)
+#define SANE_CAP_SOFT_DETECT (1 << 2)
+#define SANE_CAP_EMULATED (1 << 3)
+#define SANE_CAP_AUTOMATIC (1 << 4)
+#define SANE_CAP_INACTIVE (1 << 5)
+#define SANE_CAP_ADVANCED (1 << 6)
+#define SANE_CAP_ALWAYS_SETTABLE (1 << 7)
+
+#define SANE_OPTION_IS_ACTIVE(cap) (((cap) & SANE_CAP_INACTIVE) == 0)
+#define SANE_OPTION_IS_SETTABLE(cap) (((cap) & SANE_CAP_SOFT_SELECT) != 0)
+
+#define SANE_INFO_INEXACT (1 << 0)
+#define SANE_INFO_RELOAD_OPTIONS (1 << 1)
+#define SANE_INFO_RELOAD_PARAMS (1 << 2)
+
+typedef enum
+ {
+ SANE_CONSTRAINT_NONE = 0,
+ SANE_CONSTRAINT_RANGE,
+ SANE_CONSTRAINT_WORD_LIST,
+ SANE_CONSTRAINT_STRING_LIST
+ }
+SANE_Constraint_Type;
+
+typedef struct
+ {
+ SANE_Word min; /* minimum (element) value */
+ SANE_Word max; /* maximum (element) value */
+ SANE_Word quant; /* quantization value (0 if none) */
+ }
+SANE_Range;
+
+typedef struct
+ {
+ SANE_String_Const name; /* name of this option (command-line name) */
+ SANE_String_Const title; /* title of this option (single-line) */
+ SANE_String_Const desc; /* description of this option (multi-line) */
+ SANE_Value_Type type; /* how are values interpreted? */
+ SANE_Unit unit; /* what is the (physical) unit? */
+ SANE_Int size;
+ SANE_Int cap; /* capabilities */
+
+ SANE_Constraint_Type constraint_type;
+ union
+ {
+ const SANE_String_Const *string_list; /* NULL-terminated list */
+ const SANE_Word *word_list; /* first element is list-length */
+ const SANE_Range *range;
+ }
+ constraint;
+ }
+SANE_Option_Descriptor;
+
+typedef enum
+ {
+ SANE_ACTION_GET_VALUE = 0,
+ SANE_ACTION_SET_VALUE,
+ SANE_ACTION_SET_AUTO
+ }
+SANE_Action;
+
+typedef enum
+ {
+ SANE_FRAME_GRAY, /* band covering human visual range */
+ SANE_FRAME_RGB, /* pixel-interleaved red/green/blue bands */
+ SANE_FRAME_RED, /* red band only */
+ SANE_FRAME_GREEN, /* green band only */
+ SANE_FRAME_BLUE /* blue band only */
+ }
+SANE_Frame;
+
+typedef struct
+ {
+ SANE_Frame format;
+ SANE_Bool last_frame;
+ SANE_Int bytes_per_line;
+ SANE_Int pixels_per_line;
+ SANE_Int lines;
+ SANE_Int depth;
+ }
+SANE_Parameters;
+
+struct SANE_Auth_Data;
+
+#define SANE_MAX_USERNAME_LEN 256
+#define SANE_MAX_PASSWORD_LEN 256
+
+typedef void (*SANE_Auth_Callback) (SANE_String_Const resource,
+ SANE_Char username[SANE_MAX_USERNAME_LEN],
+ SANE_Char password[SANE_MAX_PASSWORD_LEN]);
+
+extern SANE_Status sane_init (SANE_Int * version_code,
+ SANE_Auth_Callback authorize);
+extern void sane_exit (void);
+extern SANE_Status sane_get_devices (const SANE_Device *** device_list,
+ SANE_Bool local_only);
+extern SANE_Status sane_open (SANE_String_Const devicename,
+ SANE_Handle * handle);
+extern void sane_close (SANE_Handle handle);
+extern const SANE_Option_Descriptor *
+ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option);
+extern SANE_Status sane_control_option (SANE_Handle handle, SANE_Int option,
+ SANE_Action action, void *value,
+ SANE_Int * info);
+extern SANE_Status sane_get_parameters (SANE_Handle handle,
+ SANE_Parameters * params);
+extern SANE_Status sane_start (SANE_Handle handle);
+extern SANE_Status sane_read (SANE_Handle handle, SANE_Byte * data,
+ SANE_Int max_length, SANE_Int * length);
+extern void sane_cancel (SANE_Handle handle);
+extern SANE_Status sane_set_io_mode (SANE_Handle handle,
+ SANE_Bool non_blocking);
+extern SANE_Status sane_get_select_fd (SANE_Handle handle,
+ SANE_Int * fd);
+extern SANE_String_Const sane_strstatus (SANE_Status status);
+
+#endif /* sane_h */
diff --git a/external/twain/README b/external/twain/README
new file mode 100644
index 000000000000..5d45a5009e98
--- /dev/null
+++ b/external/twain/README
@@ -0,0 +1 @@
+Windows scanner support.
diff --git a/external/twain/inc/twain/twain.h b/external/twain/inc/twain/twain.h
new file mode 100644
index 000000000000..66927608ba9d
--- /dev/null
+++ b/external/twain/inc/twain/twain.h
@@ -0,0 +1,2220 @@
+/* This comment added at LibrOffice:
+
+ This file is covered by the "TWAIN License", at the time of this
+ writing in http://www.twain.org/devfiles/readme.txt, which says:
+
+ The TWAIN Working Group grants customer ("Customer") the worldwide,
+ royalty-free, non-exclusive license to reproduce and distribute the
+ software and documentation of the TWAIN toolkit ("TWAIN
+ Toolkit"). The TWAIN Toolkit was designed to be used by third
+ parties to assist them in becoming compliant with the TWAIN
+ standard, but it has not been developed to the standards of a
+ commercial product. Consequently, the TWAIN toolkit is provided AS
+ IS without any warranty. THE TWAIN Working Group disclaims all
+ warranties in the TWAIN toolkit whether implied, express or
+ statutory, including, without limitation, the implied warranties of
+ merchantability, noninfringement of third party rights and fitness
+ for a particular purpose. The TWAIN Working Group disclaims all
+ liability for damages, whether direct, indirect, special,
+ incidental, or consequential, arising from the reproduction,
+ distribution, modification, or other use of the TWAIN Toolkit.
+
+ As a condition of this license, Customer agrees to include in
+ software programs based in whole or in part on the TWAIN Toolkit
+ the following provisions in (i) the header or similar file in such
+ software and (ii) prominently in its documentation and to require
+ its sublicensees to include these provisions in similar locations:
+ The TWAIN Toolkit is distributed as is. The developer and
+ distributors of the TWAIN Toolkit expressly disclaim all implied,
+ express or statutory warranties including, without limitation, the
+ implied warranties of merchantability, noninfringement of third
+ party rights and fitness for a particular purpose. Neither the
+ developers nor the distributors will be liable for damages, whether
+ direct, indirect, special, incidental, or consequential, as a
+ result of the reproduction, modification, distribution or other use
+ of the TWAIN Toolkit.
+*/
+
+/* ======================================================================== *\
+
+ Copyright (C) 2007 TWAIN Working Group: Adobe Systems Incorporated,
+ AnyDoc Software Inc., Eastman Kodak Company, Fujitsu Computer Products
+ of America, JFL Peripheral Solutions Inc., Ricoh Corporation, and
+ Xerox Corporation. All rights reserved.
+
+ Copyright (C) 1991, 1992 TWAIN Working Group: Aldus, Caere, Eastman-Kodak,
+ Hewlett-Packard and Logitech Corporations. All rights reserved.
+
+ Copyright (C) 1997 TWAIN Working Group: Bell+Howell, Canon, DocuMagix,
+ Fujitsu, Genoa Technology, Hewlett-Packard, Kofax Imaging Products, and
+ Ricoh Corporation. All rights reserved.
+
+ Copyright (C) 1998 TWAIN Working Group: Adobe Systems Incorporated,
+ Canon Information Systems, Eastman Kodak Company,
+ Fujitsu Computer Products of America, Genoa Technology,
+ Hewlett-Packard Company, Intel Corporation, Kofax Image Products,
+ JFL Peripheral Solutions Inc., Ricoh Corporation, and Xerox Corporation.
+ All rights reserved.
+
+ Copyright (C) 2000 TWAIN Working Group: Adobe Systems Incorporated,
+ Canon Information Systems, Digimarc Corporation, Eastman Kodak Company,
+ Fujitsu Computer Products of America, Hewlett-Packard Company,
+ JFL Peripheral Solutions Inc., Ricoh Corporation, and Xerox Corporation.
+ All rights reserved.
+
+
+ TWAIN.h - This is the definitive include file for applications and
+ data sources written to the TWAIN specification.
+ It defines constants, data structures, messages etc.
+ for the public interface to TWAIN.
+
+ Revision History:
+ version 1.0, March 6, 1992. TWAIN 1.0.
+ version 1.1, January 1993. Tech Notes 1.1
+ version 1.5, June 1993. Specification Update 1.5
+ Change DC to TW
+ Change filename from DC.H to TWAIN.H
+ version 1.5, July 1993. Remove spaces from country identifiers
+
+ version 1.7, July 1997 Added Capabilities and data structure for
+ document imaging and digital cameras.
+ KHL.
+ version 1.7, July 1997 Inserted Borland compatibile structure packing
+ directives provided by Mentor. JMH
+ version 1.7, Aug 1997 Expanded file tabs to spaces.
+ NOTE: future authors should be sure to have
+ their editors set to automatically expand tabs
+ to spaces (original tab setting was 4 spaces).
+ version 1.7, Sept 1997 Added job control values
+ Added return codes
+ version 1.7, Sept 1997 changed definition of pRGBRESPONSE to
+ pTW_RGBRESPONSE
+ version 1.7 Aug 1998 Added missing TWEI_BARCODEROTATION values
+ TWBCOR_ types JMH
+ version 1.8 August 1998 Added new types and definitions required
+ for 1.8 Specification JMH
+ version 1.8 January 1999 Changed search mode from SRCH_ to TWBD_ as
+ in 1.8 Specification, added TWBT_MAXICODE JMH
+ version 1.8 January 1999 Removed undocumented duplicate AUTO<cap> JMH
+ version 1.8 March 1999 Removed undocumented 1.8 caps:
+ CAP_FILESYSTEM
+ CAP_PAPERBINDING
+ CAP_PASSTHRU
+ CAP_POWERDOWNTIME
+ ICAP_AUTODISCARDBLANKPAGES
+ * CAP_PAGEMULTIPLEACQUIRE - is CAP_REACQUIREALLOWED,
+ requires spec change. JMH
+ Added Mac structure packing modifications JMH
+ version 1.9 March 2000 Added new types and definations required
+ for 1.9 Specification MLM
+ version 1.9 March 2000 Added ICAP_JPEGQUALITY, TWJQ_ values,
+ updated TWON_PROTOCOLMINOR for Release v1.9 MN
+ version 1.91 August 2007 Added new types and definitions required
+ for 1.91 Specification MLM
+ version 2.0 Sept 2007 Added new types and definitions required
+ for 2.0 Specification FHH
+ version 2.0 Mar 2008 Depreciated ICAP_PIXELTYPEs TWPT_SRGB64, TWPT_BGR,
+ TWPT_CIELAB, TWPT_CIELUV, and TWPT_YCBCR JMW
+ version 2.0 Mar 2008 Added missing new 2.0 CAP_ definitions JMW
+ version 2.0 Dec 2008 Updated TW_INFO structure for 64bit JMW
+ version 2.1 Mar 2009 Added new types and definitions required
+ for 2.1 Specification JMW
+ version 2.2 Nov 2010 Added new types and definitions required
+ for 2.2 Specification MSM
+\* ======================================================================== */
+
+#ifndef TWAIN
+#define TWAIN
+
+/****************************************************************************
+ * TWAIN Version *
+ ****************************************************************************/
+#define TWON_PROTOCOLMINOR 2 /* Changed for Version 2.2 */
+#define TWON_PROTOCOLMAJOR 2
+
+/****************************************************************************
+ * Platform Dependent Definitions and Typedefs *
+ ****************************************************************************/
+
+/*
+ * Mingw32 may be detected as both GNUC or WIN32/64 so try
+ * to detect it early and override both GNU and MS.
+ */
+#if defined(__MINGW32__)
+ #define TWH_CMP_MING32
+#endif
+
+/* Microsoft C/C++ Compiler */
+#if defined(WIN32) || defined(WIN64) || defined (_WINDOWS)
+ #define TWH_CMP_MSC
+ #if defined(_WIN64) || defined(WIN64)
+ #define TWH_64BIT
+ #elif defined(WIN32) || defined(_WIN32)
+ #define TWH_32BIT
+ #endif
+
+/* GNU C/C++ Compiler */
+#elif defined(__GNUC__)
+ #define TWH_CMP_GNU
+ #if defined(__alpha__)\
+ ||defined(__ia64__)\
+ ||defined(__ppc64__)\
+ ||defined(__s390x__)\
+ ||defined(__x86_64__)
+ #define TWH_64BIT
+ #else
+ #define TWH_32BIT
+ #endif
+
+/* Borland C/C++ Compiler */
+#elif defined(__BORLAND__)
+ #define TWH_CMP_BORLAND
+ #define TWH_32BIT
+/* Unrecognized */
+#else
+ #error Unrecognized compiler
+#endif
+
+/* Apple Compiler (which is GNU now) */
+#if defined(__APPLE__)
+ #define TWH_CMP_XCODE
+ #ifdef __MWERKS__
+ #include <Carbon.h>
+ #else
+ #include <Carbon/Carbon.h>
+ #endif
+#endif
+
+/* Win32 and Win64 systems */
+#if defined(TWH_CMP_MSC) | defined(TWH_CMP_BORLAND)
+ typedef HANDLE TW_HANDLE;
+ typedef LPVOID TW_MEMREF;
+ typedef UINT_PTR TW_UINTPTR;
+
+/* MacOS/X... */
+#elif defined(TWH_CMP_XCODE)
+ #define PASCAL pascal
+ #define FAR
+ typedef Handle TW_HANDLE;
+ typedef char *TW_MEMREF;
+ typedef unsigned char BYTE;
+
+ #ifdef TWH_32BIT
+ //32 bit GNU
+ typedef unsigned long TW_UINTPTR;
+ #else
+ //64 bit GNU
+ typedef unsigned long long TW_UINTPTR;
+ #endif
+
+/* Everything else... */
+#else
+ #define PASCAL
+ #define FAR
+ typedef void* TW_HANDLE;
+ typedef void* TW_MEMREF;
+ typedef unsigned char BYTE;
+
+ #ifdef TWH_32BIT
+ //32 bit GNU
+ typedef unsigned long TW_UINTPTR;
+ #else
+ //64 bit GNU
+ typedef unsigned long long TW_UINTPTR;
+ #endif
+#endif
+
+
+/* Set the packing: this occurs before any structures are defined */
+#if defined(TWH_CMP_MING32)
+ #pragma pack (push, 2)
+#elif defined(TWH_CMP_MSC)
+ #pragma pack (push, before_twain)
+ #pragma pack (2)
+#elif defined(TWH_CMP_GNU)
+ #pragma pack (push, before_twain)
+ #ifdef __APPLE__
+ //#pragma pack (4)
+ #else
+ #pragma pack (2)
+ #endif
+#elif defined(TWH_CMP_BORLAND)
+ #pragma option -a2
+#endif
+
+
+/****************************************************************************
+ * Type Definitions *
+ ****************************************************************************/
+
+/* String types. These include room for the strings and a NULL char, *
+ * or, on the Mac, a length byte followed by the string. *
+ * TW_STR255 must hold less than 256 chars so length fits in first byte. */
+typedef char TW_STR32[34], FAR *pTW_STR32;
+typedef char TW_STR64[66], FAR *pTW_STR64;
+typedef char TW_STR128[130], FAR *pTW_STR128;
+typedef char TW_STR255[256], FAR *pTW_STR255;
+
+/* Numeric types. */
+typedef char TW_INT8, FAR *pTW_INT8;
+typedef short TW_INT16, FAR *pTW_INT16;
+typedef long TW_INT32, FAR *pTW_INT32;
+typedef unsigned char TW_UINT8, FAR *pTW_UINT8;
+typedef unsigned short TW_UINT16, FAR *pTW_UINT16;
+typedef unsigned long TW_UINT32, FAR *pTW_UINT32;
+typedef unsigned short TW_BOOL, FAR *pTW_BOOL;
+
+
+/****************************************************************************
+ * Structure Definitions *
+ ****************************************************************************/
+
+/* Fixed point structure type. */
+typedef struct {
+ TW_INT16 Whole;
+ TW_UINT16 Frac;
+} TW_FIX32, FAR *pTW_FIX32;
+
+/* Defines a frame rectangle in ICAP_UNITS coordinates. */
+typedef struct {
+ TW_FIX32 Left;
+ TW_FIX32 Top;
+ TW_FIX32 Right;
+ TW_FIX32 Bottom;
+} TW_FRAME, FAR * pTW_FRAME;
+
+/* Defines the parameters used for channel-specific transformation. */
+typedef struct {
+ TW_FIX32 StartIn;
+ TW_FIX32 BreakIn;
+ TW_FIX32 EndIn;
+ TW_FIX32 StartOut;
+ TW_FIX32 BreakOut;
+ TW_FIX32 EndOut;
+ TW_FIX32 Gamma;
+ TW_FIX32 SampleCount;
+} TW_DECODEFUNCTION, FAR * pTW_DECODEFUNCTION;
+
+/* Stores a Fixed point number in two parts, a whole and a fractional part. */
+typedef struct {
+ TW_DECODEFUNCTION Decode[3];
+ TW_FIX32 Mix[3][3];
+} TW_TRANSFORMSTAGE, FAR * pTW_TRANSFORMSTAGE;
+
+/* Container for array of values */
+typedef struct {
+ TW_UINT16 ItemType;
+ TW_UINT32 NumItems;
+ TW_UINT8 ItemList[1];
+} TW_ARRAY, FAR * pTW_ARRAY;
+
+/* Information about audio data */
+typedef struct {
+ TW_STR255 Name;
+ TW_UINT32 Reserved;
+} TW_AUDIOINFO, FAR * pTW_AUDIOINFO;
+
+/* Used to register callbacks. */
+typedef struct {
+ TW_MEMREF CallBackProc;
+ TW_UINT32 RefCon;
+ TW_INT16 Message;
+} TW_CALLBACK, FAR * pTW_CALLBACK;
+
+/* Used to register callbacks. */
+typedef struct {
+ TW_MEMREF CallBackProc;
+ TW_UINTPTR RefCon;
+ TW_INT16 Message;
+} TW_CALLBACK2, FAR * pTW_CALLBACK2;
+
+/* Used by application to get/set capability from/in a data source. */
+typedef struct {
+ TW_UINT16 Cap;
+ TW_UINT16 ConType;
+ TW_HANDLE hContainer;
+} TW_CAPABILITY, FAR * pTW_CAPABILITY;
+
+/* Defines a CIE XYZ space tri-stimulus value. */
+typedef struct {
+ TW_FIX32 X;
+ TW_FIX32 Y;
+ TW_FIX32 Z;
+} TW_CIEPOINT, FAR * pTW_CIEPOINT;
+
+/* Defines the mapping from an RGB color space device into CIE 1931 (XYZ) color space. */
+typedef struct {
+ TW_UINT16 ColorSpace;
+ TW_INT16 LowEndian;
+ TW_INT16 DeviceDependent;
+ TW_INT32 VersionNumber;
+ TW_TRANSFORMSTAGE StageABC;
+ TW_TRANSFORMSTAGE StageLMN;
+ TW_CIEPOINT WhitePoint;
+ TW_CIEPOINT BlackPoint;
+ TW_CIEPOINT WhitePaper;
+ TW_CIEPOINT BlackInk;
+ TW_FIX32 Samples[1];
+} TW_CIECOLOR, FAR * pTW_CIECOLOR;
+
+/* Allows for a data source and application to pass custom data to each other. */
+typedef struct {
+ TW_UINT32 InfoLength;
+ TW_HANDLE hData;
+}TW_CUSTOMDSDATA, FAR *pTW_CUSTOMDSDATA;
+
+/* Provides information about the Event that was raised by the Source */
+typedef struct {
+ TW_UINT32 Event;
+ TW_STR255 DeviceName;
+ TW_UINT32 BatteryMinutes;
+ TW_INT16 BatteryPercentage;
+ TW_INT32 PowerSupply;
+ TW_FIX32 XResolution;
+ TW_FIX32 YResolution;
+ TW_UINT32 FlashUsed2;
+ TW_UINT32 AutomaticCapture;
+ TW_UINT32 TimeBeforeFirstCapture;
+ TW_UINT32 TimeBetweenCaptures;
+} TW_DEVICEEVENT, FAR * pTW_DEVICEEVENT;
+
+/* This structure holds the tri-stimulus color palette information for TW_PALETTE8 structures.*/
+typedef struct {
+ TW_UINT8 Index;
+ TW_UINT8 Channel1;
+ TW_UINT8 Channel2;
+ TW_UINT8 Channel3;
+} TW_ELEMENT8, FAR * pTW_ELEMENT8;
+
+/* Stores a group of individual values describing a capability. */
+typedef struct {
+ TW_UINT16 ItemType;
+ TW_UINT32 NumItems;
+ TW_UINT32 CurrentIndex;
+ TW_UINT32 DefaultIndex;
+ TW_UINT8 ItemList[1];
+} TW_ENUMERATION, FAR * pTW_ENUMERATION;
+
+/* Used to pass application events/messages from the application to the Source. */
+typedef struct {
+ TW_MEMREF pEvent;
+ TW_UINT16 TWMessage;
+} TW_EVENT, FAR * pTW_EVENT;
+
+/* This structure is used to pass specific information between the data source and the application. */
+typedef struct {
+ TW_UINT16 InfoID;
+ TW_UINT16 ItemType;
+ TW_UINT16 NumItems;
+ TW_UINT16 ReturnCode;
+ TW_UINTPTR Item;
+}TW_INFO, FAR* pTW_INFO;
+
+typedef struct {
+ TW_UINT32 NumInfos;
+ TW_INFO Info[1];
+}TW_EXTIMAGEINFO, FAR* pTW_EXTIMAGEINFO;
+
+/* Provides information about the currently selected device */
+typedef struct {
+ TW_STR255 InputName;
+ TW_STR255 OutputName;
+ TW_MEMREF Context;
+ union {
+ int Recursive;
+ TW_BOOL Subdirectories;
+ };
+ union {
+ TW_INT32 FileType;
+ TW_UINT32 FileSystemType;
+ };
+ TW_UINT32 Size;
+ TW_STR32 CreateTimeDate;
+ TW_STR32 ModifiedTimeDate;
+ TW_UINT32 FreeSpace;
+ TW_INT32 NewImageSize;
+ TW_UINT32 NumberOfFiles;
+ TW_UINT32 NumberOfSnippets;
+ TW_UINT32 DeviceGroupMask;
+ TW_INT8 Reserved[508];
+} TW_FILESYSTEM, FAR * pTW_FILESYSTEM;
+
+/* This structure is used by the application to specify a set of mapping values to be applied to grayscale data. */
+typedef struct {
+ TW_ELEMENT8 Response[1];
+} TW_GRAYRESPONSE, FAR * pTW_GRAYRESPONSE;
+
+/* A general way to describe the version of software that is running. */
+typedef struct {
+ TW_UINT16 MajorNum;
+ TW_UINT16 MinorNum;
+ TW_UINT16 Language;
+ TW_UINT16 Country;
+ TW_STR32 Info;
+} TW_VERSION, FAR * pTW_VERSION;
+
+/* Provides identification information about a TWAIN entity.*/
+typedef struct {
+ TW_UINT32 Id;
+ TW_VERSION Version;
+ TW_UINT16 ProtocolMajor;
+ TW_UINT16 ProtocolMinor;
+ TW_UINT32 SupportedGroups;
+ TW_STR32 Manufacturer;
+ TW_STR32 ProductFamily;
+ TW_STR32 ProductName;
+} TW_IDENTITY, FAR * pTW_IDENTITY;
+
+/* Describes the "real" image data, that is, the complete image being transferred between the Source and application. */
+typedef struct {
+ TW_FIX32 XResolution;
+ TW_FIX32 YResolution;
+ TW_INT32 ImageWidth;
+ TW_INT32 ImageLength;
+ TW_INT16 SamplesPerPixel;
+ TW_INT16 BitsPerSample[8];
+ TW_INT16 BitsPerPixel;
+ TW_BOOL Planar;
+ TW_INT16 PixelType;
+ TW_UINT16 Compression;
+} TW_IMAGEINFO, FAR * pTW_IMAGEINFO;
+
+/* Involves information about the original size of the acquired image. */
+typedef struct {
+ TW_FRAME Frame;
+ TW_UINT32 DocumentNumber;
+ TW_UINT32 PageNumber;
+ TW_UINT32 FrameNumber;
+} TW_IMAGELAYOUT, FAR * pTW_IMAGELAYOUT;
+
+/* Provides information for managing memory buffers. */
+typedef struct {
+ TW_UINT32 Flags;
+ TW_UINT32 Length;
+ TW_MEMREF TheMem;
+} TW_MEMORY, FAR * pTW_MEMORY;
+
+/* Describes the form of the acquired data being passed from the Source to the application.*/
+typedef struct {
+ TW_UINT16 Compression;
+ TW_UINT32 BytesPerRow;
+ TW_UINT32 Columns;
+ TW_UINT32 Rows;
+ TW_UINT32 XOffset;
+ TW_UINT32 YOffset;
+ TW_UINT32 BytesWritten;
+ TW_MEMORY Memory;
+} TW_IMAGEMEMXFER, FAR * pTW_IMAGEMEMXFER;
+
+/* Describes the information necessary to transfer a JPEG-compressed image. */
+typedef struct {
+ TW_UINT16 ColorSpace;
+ TW_UINT32 SubSampling;
+ TW_UINT16 NumComponents;
+ TW_UINT16 RestartFrequency;
+ TW_UINT16 QuantMap[4];
+ TW_MEMORY QuantTable[4];
+ TW_UINT16 HuffmanMap[4];
+ TW_MEMORY HuffmanDC[2];
+ TW_MEMORY HuffmanAC[2];
+} TW_JPEGCOMPRESSION, FAR * pTW_JPEGCOMPRESSION;
+
+/* Stores a single value (item) which describes a capability. */
+typedef struct {
+ TW_UINT16 ItemType;
+ TW_UINT32 Item;
+} TW_ONEVALUE, FAR * pTW_ONEVALUE;
+
+/* This structure holds the color palette information. */
+typedef struct {
+ TW_UINT16 NumColors;
+ TW_UINT16 PaletteType;
+ TW_ELEMENT8 Colors[256];
+} TW_PALETTE8, FAR * pTW_PALETTE8;
+
+/* Used to bypass the TWAIN protocol when communicating with a device */
+typedef struct {
+ TW_MEMREF pCommand;
+ TW_UINT32 CommandBytes;
+ TW_INT32 Direction;
+ TW_MEMREF pData;
+ TW_UINT32 DataBytes;
+ TW_UINT32 DataBytesXfered;
+} TW_PASSTHRU, FAR * pTW_PASSTHRU;
+
+/* This structure tells the application how many more complete transfers the Source currently has available. */
+typedef struct {
+ TW_UINT16 Count;
+ union {
+ TW_UINT32 EOJ;
+ TW_UINT32 Reserved;
+ };
+} TW_PENDINGXFERS, FAR *pTW_PENDINGXFERS;
+
+/* Stores a range of individual values describing a capability. */
+typedef struct {
+ TW_UINT16 ItemType;
+ TW_UINT32 MinValue;
+ TW_UINT32 MaxValue;
+ TW_UINT32 StepSize;
+ TW_UINT32 DefaultValue;
+ TW_UINT32 CurrentValue;
+} TW_RANGE, FAR * pTW_RANGE;
+
+/* This structure is used by the application to specify a set of mapping values to be applied to RGB color data. */
+typedef struct {
+ TW_ELEMENT8 Response[1];
+} TW_RGBRESPONSE, FAR * pTW_RGBRESPONSE;
+
+/* Describes the file format and file specification information for a transfer through a disk file. */
+typedef struct {
+ TW_STR255 FileName;
+ TW_UINT16 Format;
+ TW_INT16 VRefNum;
+} TW_SETUPFILEXFER, FAR * pTW_SETUPFILEXFER;
+
+/* Provides the application information about the Source's requirements and preferences regarding allocation of transfer buffer(s). */
+typedef struct {
+ TW_UINT32 MinBufSize;
+ TW_UINT32 MaxBufSize;
+ TW_UINT32 Preferred;
+} TW_SETUPMEMXFER, FAR * pTW_SETUPMEMXFER;
+
+/* Describes the status of a source. */
+typedef struct {
+ TW_UINT16 ConditionCode;
+ union {
+ TW_UINT16 Data;
+ TW_UINT16 Reserved;
+ };
+} TW_STATUS, FAR * pTW_STATUS;
+
+/* Translates the contents of Status into a localized UTF8string. */
+typedef struct {
+ TW_STATUS Status;
+ TW_UINT32 Size;
+ TW_HANDLE UTF8string;
+} TW_STATUSUTF8, FAR * pTW_STATUSUTF8;
+
+/* This structure is used to handle the user interface coordination between an application and a Source. */
+typedef struct {
+ TW_BOOL ShowUI;
+ TW_BOOL ModalUI;
+ TW_HANDLE hParent;
+} TW_USERINTERFACE, FAR * pTW_USERINTERFACE;
+
+
+/****************************************************************************
+ * Generic Constants *
+ ****************************************************************************/
+
+#define TWON_ARRAY 3
+#define TWON_ENUMERATION 4
+#define TWON_ONEVALUE 5
+#define TWON_RANGE 6
+
+#define TWON_ICONID 962
+#define TWON_DSMID 461
+#define TWON_DSMCODEID 63
+
+#define TWON_DONTCARE8 0xff
+#define TWON_DONTCARE16 0xffff
+#define TWON_DONTCARE32 0xffffffff
+
+/* Flags used in TW_MEMORY structure. */
+#define TWMF_APPOWNS 0x0001
+#define TWMF_DSMOWNS 0x0002
+#define TWMF_DSOWNS 0x0004
+#define TWMF_POINTER 0x0008
+#define TWMF_HANDLE 0x0010
+
+#define TWTY_INT8 0x0000
+#define TWTY_INT16 0x0001
+#define TWTY_INT32 0x0002
+
+#define TWTY_UINT8 0x0003
+#define TWTY_UINT16 0x0004
+#define TWTY_UINT32 0x0005
+
+#define TWTY_BOOL 0x0006
+
+#define TWTY_FIX32 0x0007
+
+#define TWTY_FRAME 0x0008
+
+#define TWTY_STR32 0x0009
+#define TWTY_STR64 0x000a
+#define TWTY_STR128 0x000b
+#define TWTY_STR255 0x000c
+#define TWTY_HANDLE 0x000f
+
+
+/****************************************************************************
+ * Capability Constants *
+ ****************************************************************************/
+
+/* CAP_ALARMS values */
+#define TWAL_ALARM 0
+#define TWAL_FEEDERERROR 1
+#define TWAL_FEEDERWARNING 2
+#define TWAL_BARCODE 3
+#define TWAL_DOUBLEFEED 4
+#define TWAL_JAM 5
+#define TWAL_PATCHCODE 6
+#define TWAL_POWER 7
+#define TWAL_SKEW 8
+
+/* ICAP_AUTOSIZE values */
+#define TWAS_NONE 0
+#define TWAS_AUTO 1
+#define TWAS_CURRENT 2
+
+/* TWEI_BARCODEROTATION values */
+#define TWBCOR_ROT0 0
+#define TWBCOR_ROT90 1
+#define TWBCOR_ROT180 2
+#define TWBCOR_ROT270 3
+#define TWBCOR_ROTX 4
+
+/* ICAP_BARCODESEARCHMODE values */
+#define TWBD_HORZ 0
+#define TWBD_VERT 1
+#define TWBD_HORZVERT 2
+#define TWBD_VERTHORZ 3
+
+/* ICAP_BITORDER values */
+#define TWBO_LSBFIRST 0
+#define TWBO_MSBFIRST 1
+
+/* ICAP_AUTODISCARDBLANKPAGES values */
+#define TWBP_DISABLE -2
+#define TWBP_AUTO -1
+
+/* ICAP_BITDEPTHREDUCTION values */
+#define TWBR_THRESHOLD 0
+#define TWBR_HALFTONE 1
+#define TWBR_CUSTHALFTONE 2
+#define TWBR_DIFFUSION 3
+#define TWBR_DYNAMICTHRESHOLD 4
+
+/* ICAP_SUPPORTEDBARCODETYPES and TWEI_BARCODETYPE values*/
+#define TWBT_3OF9 0
+#define TWBT_2OF5INTERLEAVED 1
+#define TWBT_2OF5NONINTERLEAVED 2
+#define TWBT_CODE93 3
+#define TWBT_CODE128 4
+#define TWBT_UCC128 5
+#define TWBT_CODABAR 6
+#define TWBT_UPCA 7
+#define TWBT_UPCE 8
+#define TWBT_EAN8 9
+#define TWBT_EAN13 10
+#define TWBT_POSTNET 11
+#define TWBT_PDF417 12
+#define TWBT_2OF5INDUSTRIAL 13
+#define TWBT_2OF5MATRIX 14
+#define TWBT_2OF5DATALOGIC 15
+#define TWBT_2OF5IATA 16
+#define TWBT_3OF9FULLASCII 17
+#define TWBT_CODABARWITHSTARTSTOP 18
+#define TWBT_MAXICODE 19
+#define TWBT_QRCODE 20
+
+/* ICAP_COMPRESSION values*/
+#define TWCP_NONE 0
+#define TWCP_PACKBITS 1
+#define TWCP_GROUP31D 2
+#define TWCP_GROUP31DEOL 3
+#define TWCP_GROUP32D 4
+#define TWCP_GROUP4 5
+#define TWCP_JPEG 6
+#define TWCP_LZW 7
+#define TWCP_JBIG 8
+#define TWCP_PNG 9
+#define TWCP_RLE4 10
+#define TWCP_RLE8 11
+#define TWCP_BITFIELDS 12
+#define TWCP_ZIP 13
+#define TWCP_JPEG2000 14
+
+/* CAP_CAMERASIDE and TWEI_PAGESIDE values */
+#define TWCS_BOTH 0
+#define TWCS_TOP 1
+#define TWCS_BOTTOM 2
+
+/* CAP_CLEARBUFFERS values */
+#define TWCB_AUTO 0
+#define TWCB_CLEAR 1
+#define TWCB_NOCLEAR 2
+
+/* CAP_DEVICEEVENT values */
+#define TWDE_CUSTOMEVENTS 0x8000
+#define TWDE_CHECKAUTOMATICCAPTURE 0
+#define TWDE_CHECKBATTERY 1
+#define TWDE_CHECKDEVICEONLINE 2
+#define TWDE_CHECKFLASH 3
+#define TWDE_CHECKPOWERSUPPLY 4
+#define TWDE_CHECKRESOLUTION 5
+#define TWDE_DEVICEADDED 6
+#define TWDE_DEVICEOFFLINE 7
+#define TWDE_DEVICEREADY 8
+#define TWDE_DEVICEREMOVED 9
+#define TWDE_IMAGECAPTURED 10
+#define TWDE_IMAGEDELETED 11
+#define TWDE_PAPERDOUBLEFEED 12
+#define TWDE_PAPERJAM 13
+#define TWDE_LAMPFAILURE 14
+#define TWDE_POWERSAVE 15
+#define TWDE_POWERSAVENOTIFY 16
+
+/* TW_PASSTHRU.Direction values. */
+#define TWDR_GET 1
+#define TWDR_SET 2
+
+/* TWEI_DESKEWSTATUS values. */
+#define TWDSK_SUCCESS 0
+#define TWDSK_REPORTONLY 1
+#define TWDSK_FAIL 2
+#define TWDSK_DISABLED 3
+
+/* CAP_DUPLEX values */
+#define TWDX_NONE 0
+#define TWDX_1PASSDUPLEX 1
+#define TWDX_2PASSDUPLEX 2
+
+/* CAP_FEEDERALIGNMENT values */
+#define TWFA_NONE 0
+#define TWFA_LEFT 1
+#define TWFA_CENTER 2
+#define TWFA_RIGHT 3
+
+/* ICAP_FEEDERTYPE values*/
+#define TWFE_GENERAL 0
+#define TWFE_PHOTO 1
+
+/* ICAP_IMAGEFILEFORMAT values */
+#define TWFF_TIFF 0
+#define TWFF_PICT 1
+#define TWFF_BMP 2
+#define TWFF_XBM 3
+#define TWFF_JFIF 4
+#define TWFF_FPX 5
+#define TWFF_TIFFMULTI 6
+#define TWFF_PNG 7
+#define TWFF_SPIFF 8
+#define TWFF_EXIF 9
+#define TWFF_PDF 10
+#define TWFF_JP2 11
+#define TWFF_JPX 13
+#define TWFF_DEJAVU 14
+#define TWFF_PDFA 15
+#define TWFF_PDFA2 16
+
+/* ICAP_FLASHUSED2 values */
+#define TWFL_NONE 0
+#define TWFL_OFF 1
+#define TWFL_ON 2
+#define TWFL_AUTO 3
+#define TWFL_REDEYE 4
+
+/* CAP_FEEDERORDER values */
+#define TWFO_FIRSTPAGEFIRST 0
+#define TWFO_LASTPAGEFIRST 1
+
+/* CAP_FEEDERPOCKET values*/
+#define TWFP_POCKETERROR 0
+#define TWFP_POCKET1 1
+#define TWFP_POCKET2 2
+#define TWFP_POCKET3 3
+#define TWFP_POCKET4 4
+#define TWFP_POCKET5 5
+#define TWFP_POCKET6 6
+#define TWFP_POCKET7 7
+#define TWFP_POCKET8 8
+#define TWFP_POCKET9 9
+#define TWFP_POCKET10 10
+#define TWFP_POCKET11 11
+#define TWFP_POCKET12 12
+#define TWFP_POCKET13 13
+#define TWFP_POCKET14 14
+#define TWFP_POCKET15 15
+#define TWFP_POCKET16 16
+
+/* ICAP_FLIPROTATION values */
+#define TWFR_BOOK 0
+#define TWFR_FANFOLD 1
+
+/* ICAP_FILTER values */
+#define TWFT_RED 0
+#define TWFT_GREEN 1
+#define TWFT_BLUE 2
+#define TWFT_NONE 3
+#define TWFT_WHITE 4
+#define TWFT_CYAN 5
+#define TWFT_MAGENTA 6
+#define TWFT_YELLOW 7
+#define TWFT_BLACK 8
+
+/* TW_FILESYSTEM.FileType values */
+#define TWFY_CAMERA 0
+#define TWFY_CAMERATOP 1
+#define TWFY_CAMERABOTTOM 2
+#define TWFY_CAMERAPREVIEW 3
+#define TWFY_DOMAIN 4
+#define TWFY_HOST 5
+#define TWFY_DIRECTORY 6
+#define TWFY_IMAGE 7
+#define TWFY_UNKNOWN 8
+
+/* ICAP_ICCPROFILE values */
+#define TWIC_NONE 0
+#define TWIC_LINK 1
+#define TWIC_EMBED 2
+
+/* ICAP_IMAGEFILTER values */
+#define TWIF_NONE 0
+#define TWIF_AUTO 1
+#define TWIF_LOWPASS 2
+#define TWIF_BANDPASS 3
+#define TWIF_HIGHPASS 4
+#define TWIF_TEXT TWIF_BANDPASS
+#define TWIF_FINELINE TWIF_HIGHPASS
+
+/* ICAP_IMAGEMERGE values */
+#define TWIM_NONE 0
+#define TWIM_FRONTONTOP 1
+#define TWIM_FRONTONBOTTOM 2
+#define TWIM_FRONTONLEFT 3
+#define TWIM_FRONTONRIGHT 4
+
+/* CAP_JOBCONTROL values */
+#define TWJC_NONE 0
+#define TWJC_JSIC 1
+#define TWJC_JSIS 2
+#define TWJC_JSXC 3
+#define TWJC_JSXS 4
+
+/* ICAP_JPEGQUALITY values */
+#define TWJQ_UNKNOWN -4
+#define TWJQ_LOW -3
+#define TWJQ_MEDIUM -2
+#define TWJQ_HIGH -1
+
+/* ICAP_LIGHTPATH values */
+#define TWLP_REFLECTIVE 0
+#define TWLP_TRANSMISSIVE 1
+
+/* ICAP_LIGHTSOURCE values */
+#define TWLS_RED 0
+#define TWLS_GREEN 1
+#define TWLS_BLUE 2
+#define TWLS_NONE 3
+#define TWLS_WHITE 4
+#define TWLS_UV 5
+#define TWLS_IR 6
+
+/* TWEI_MAGTYPE values */
+#define TWMD_MICR 0
+#define TWMD_RAW 1
+#define TWMD_INVALID 2
+
+/* ICAP_NOISEFILTER values */
+#define TWNF_NONE 0
+#define TWNF_AUTO 1
+#define TWNF_LONEPIXEL 2
+#define TWNF_MAJORITYRULE 3
+
+/* ICAP_ORIENTATION values */
+#define TWOR_ROT0 0
+#define TWOR_ROT90 1
+#define TWOR_ROT180 2
+#define TWOR_ROT270 3
+#define TWOR_PORTRAIT TWOR_ROT0
+#define TWOR_LANDSCAPE TWOR_ROT270
+#define TWOR_AUTO 4
+#define TWOR_AUTOTEXT 5
+#define TWOR_AUTOPICTURE 6
+
+/* ICAP_OVERSCAN values */
+#define TWOV_NONE 0
+#define TWOV_AUTO 1
+#define TWOV_TOPBOTTOM 2
+#define TWOV_LEFTRIGHT 3
+#define TWOV_ALL 4
+
+/* Palette types for TW_PALETTE8 */
+#define TWPA_RGB 0
+#define TWPA_GRAY 1
+#define TWPA_CMY 2
+
+/* ICAP_PLANARCHUNKY values */
+#define TWPC_CHUNKY 0
+#define TWPC_PLANAR 1
+
+/* TWEI_PATCHCODE values*/
+#define TWPCH_PATCH1 0
+#define TWPCH_PATCH2 1
+#define TWPCH_PATCH3 2
+#define TWPCH_PATCH4 3
+#define TWPCH_PATCH6 4
+#define TWPCH_PATCHT 5
+
+/* ICAP_PIXELFLAVOR values */
+#define TWPF_CHOCOLATE 0
+#define TWPF_VANILLA 1
+
+/* CAP_PRINTERMODE values */
+#define TWPM_SINGLESTRING 0
+#define TWPM_MULTISTRING 1
+#define TWPM_COMPOUNDSTRING 2
+
+/* CAP_PRINTER values */
+#define TWPR_IMPRINTERTOPBEFORE 0
+#define TWPR_IMPRINTERTOPAFTER 1
+#define TWPR_IMPRINTERBOTTOMBEFORE 2
+#define TWPR_IMPRINTERBOTTOMAFTER 3
+#define TWPR_ENDORSERTOPBEFORE 4
+#define TWPR_ENDORSERTOPAFTER 5
+#define TWPR_ENDORSERBOTTOMBEFORE 6
+#define TWPR_ENDORSERBOTTOMAFTER 7
+
+/* CAP_POWERSUPPLY values */
+#define TWPS_EXTERNAL 0
+#define TWPS_BATTERY 1
+
+/* ICAP_PIXELTYPE values (PT_ means Pixel Type) */
+#define TWPT_BW 0
+#define TWPT_GRAY 1
+#define TWPT_RGB 2
+#define TWPT_PALETTE 3
+#define TWPT_CMY 4
+#define TWPT_CMYK 5
+#define TWPT_YUV 6
+#define TWPT_YUVK 7
+#define TWPT_CIEXYZ 8
+#define TWPT_LAB 9
+#define TWPT_SRGB 10
+#define TWPT_SCRGB 11
+#define TWPT_INFRARED 16
+
+/* CAP_SEGMENTED values */
+#define TWSG_NONE 0
+#define TWSG_AUTO 1
+#define TWSG_MANUAL 2
+
+/* ICAP_FILMTYPE values */
+#define TWFM_POSITIVE 0
+#define TWFM_NEGATIVE 1
+
+/* CAP_DOUBLEFEEDDETECTION */
+#define TWDF_ULTRASONIC 0
+#define TWDF_BYLENGTH 1
+#define TWDF_INFRARED 2
+
+/* CAP_DOUBLEFEEDDETECTIONSENSITIVITY */
+#define TWUS_LOW 0
+#define TWUS_MEDIUM 1
+#define TWUS_HIGH 2
+
+/* CAP_DOUBLEFEEDDETECTIONRESPONSE */
+#define TWDP_STOP 0
+#define TWDP_STOPANDWAIT 1
+#define TWDP_SOUND 2
+#define TWDP_DONOTIMPRINT 3
+
+/* ICAP_MIRROR values */
+#define TWMR_NONE 0
+#define TWMR_VERTICAL 1
+#define TWMR_HORIZONTAL 2
+
+/* ICAP_JPEGSUBSAMPLING values */
+#define TWJS_444YCBCR 0
+#define TWJS_444RGB 1
+#define TWJS_422 2
+#define TWJS_421 3
+#define TWJS_411 4
+#define TWJS_420 5
+#define TWJS_410 6
+#define TWJS_311 7
+
+/* CAP_PAPERHANDLING values */
+#define TWPH_NORMAL 0
+#define TWPH_FRAGILE 1
+#define TWPH_THICK 2
+#define TWPH_TRIFOLD 3
+#define TWPH_PHOTOGRAPH 4
+
+/* CAP_INDICATORSMODE values */
+#define TWCI_INFO 0
+#define TWCI_WARNING 1
+#define TWCI_ERROR 2
+#define TWCI_WARMUP 3
+
+/* ICAP_SUPPORTEDSIZES values (SS_ means Supported Sizes) */
+#define TWSS_NONE 0
+#define TWSS_A4 1
+#define TWSS_JISB5 2
+#define TWSS_USLETTER 3
+#define TWSS_USLEGAL 4
+#define TWSS_A5 5
+#define TWSS_ISOB4 6
+#define TWSS_ISOB6 7
+#define TWSS_USLEDGER 9
+#define TWSS_USEXECUTIVE 10
+#define TWSS_A3 11
+#define TWSS_ISOB3 12
+#define TWSS_A6 13
+#define TWSS_C4 14
+#define TWSS_C5 15
+#define TWSS_C6 16
+#define TWSS_4A0 17
+#define TWSS_2A0 18
+#define TWSS_A0 19
+#define TWSS_A1 20
+#define TWSS_A2 21
+#define TWSS_A7 22
+#define TWSS_A8 23
+#define TWSS_A9 24
+#define TWSS_A10 25
+#define TWSS_ISOB0 26
+#define TWSS_ISOB1 27
+#define TWSS_ISOB2 28
+#define TWSS_ISOB5 29
+#define TWSS_ISOB7 30
+#define TWSS_ISOB8 31
+#define TWSS_ISOB9 32
+#define TWSS_ISOB10 33
+#define TWSS_JISB0 34
+#define TWSS_JISB1 35
+#define TWSS_JISB2 36
+#define TWSS_JISB3 37
+#define TWSS_JISB4 38
+#define TWSS_JISB6 39
+#define TWSS_JISB7 40
+#define TWSS_JISB8 41
+#define TWSS_JISB9 42
+#define TWSS_JISB10 43
+#define TWSS_C0 44
+#define TWSS_C1 45
+#define TWSS_C2 46
+#define TWSS_C3 47
+#define TWSS_C7 48
+#define TWSS_C8 49
+#define TWSS_C9 50
+#define TWSS_C10 51
+#define TWSS_USSTATEMENT 52
+#define TWSS_BUSINESSCARD 53
+#define TWSS_MAXSIZE 54
+
+/* ICAP_XFERMECH values (SX_ means Setup XFer) */
+#define TWSX_NATIVE 0
+#define TWSX_FILE 1
+#define TWSX_MEMORY 2
+#define TWSX_MEMFILE 4
+
+/* ICAP_UNITS values (UN_ means UNits) */
+#define TWUN_INCHES 0
+#define TWUN_CENTIMETERS 1
+#define TWUN_PICAS 2
+#define TWUN_POINTS 3
+#define TWUN_TWIPS 4
+#define TWUN_PIXELS 5
+#define TWUN_MILLIMETERS 6
+
+
+/****************************************************************************
+ * Country Constants *
+ ****************************************************************************/
+
+#define TWCY_AFGHANISTAN 1001
+#define TWCY_ALGERIA 213
+#define TWCY_AMERICANSAMOA 684
+#define TWCY_ANDORRA 033
+#define TWCY_ANGOLA 1002
+#define TWCY_ANGUILLA 8090
+#define TWCY_ANTIGUA 8091
+#define TWCY_ARGENTINA 54
+#define TWCY_ARUBA 297
+#define TWCY_ASCENSIONI 247
+#define TWCY_AUSTRALIA 61
+#define TWCY_AUSTRIA 43
+#define TWCY_BAHAMAS 8092
+#define TWCY_BAHRAIN 973
+#define TWCY_BANGLADESH 880
+#define TWCY_BARBADOS 8093
+#define TWCY_BELGIUM 32
+#define TWCY_BELIZE 501
+#define TWCY_BENIN 229
+#define TWCY_BERMUDA 8094
+#define TWCY_BHUTAN 1003
+#define TWCY_BOLIVIA 591
+#define TWCY_BOTSWANA 267
+#define TWCY_BRITAIN 6
+#define TWCY_BRITVIRGINIS 8095
+#define TWCY_BRAZIL 55
+#define TWCY_BRUNEI 673
+#define TWCY_BULGARIA 359
+#define TWCY_BURKINAFASO 1004
+#define TWCY_BURMA 1005
+#define TWCY_BURUNDI 1006
+#define TWCY_CAMAROON 237
+#define TWCY_CANADA 2
+#define TWCY_CAPEVERDEIS 238
+#define TWCY_CAYMANIS 8096
+#define TWCY_CENTRALAFREP 1007
+#define TWCY_CHAD 1008
+#define TWCY_CHILE 56
+#define TWCY_CHINA 86
+#define TWCY_CHRISTMASIS 1009
+#define TWCY_COCOSIS 1009
+#define TWCY_COLOMBIA 57
+#define TWCY_COMOROS 1010
+#define TWCY_CONGO 1011
+#define TWCY_COOKIS 1012
+#define TWCY_COSTARICA 506
+#define TWCY_CUBA 005
+#define TWCY_CYPRUS 357
+#define TWCY_CZECHOSLOVAKIA 42
+#define TWCY_DENMARK 45
+#define TWCY_DJIBOUTI 1013
+#define TWCY_DOMINICA 8097
+#define TWCY_DOMINCANREP 8098
+#define TWCY_EASTERIS 1014
+#define TWCY_ECUADOR 593
+#define TWCY_EGYPT 20
+#define TWCY_ELSALVADOR 503
+#define TWCY_EQGUINEA 1015
+#define TWCY_ETHIOPIA 251
+#define TWCY_FALKLANDIS 1016
+#define TWCY_FAEROEIS 298
+#define TWCY_FIJIISLANDS 679
+#define TWCY_FINLAND 358
+#define TWCY_FRANCE 33
+#define TWCY_FRANTILLES 596
+#define TWCY_FRGUIANA 594
+#define TWCY_FRPOLYNEISA 689
+#define TWCY_FUTANAIS 1043
+#define TWCY_GABON 241
+#define TWCY_GAMBIA 220
+#define TWCY_GERMANY 49
+#define TWCY_GHANA 233
+#define TWCY_GIBRALTER 350
+#define TWCY_GREECE 30
+#define TWCY_GREENLAND 299
+#define TWCY_GRENADA 8099
+#define TWCY_GRENEDINES 8015
+#define TWCY_GUADELOUPE 590
+#define TWCY_GUAM 671
+#define TWCY_GUANTANAMOBAY 5399
+#define TWCY_GUATEMALA 502
+#define TWCY_GUINEA 224
+#define TWCY_GUINEABISSAU 1017
+#define TWCY_GUYANA 592
+#define TWCY_HAITI 509
+#define TWCY_HONDURAS 504
+#define TWCY_HONGKONG 852
+#define TWCY_HUNGARY 36
+#define TWCY_ICELAND 354
+#define TWCY_INDIA 91
+#define TWCY_INDONESIA 62
+#define TWCY_IRAN 98
+#define TWCY_IRAQ 964
+#define TWCY_IRELAND 353
+#define TWCY_ISRAEL 972
+#define TWCY_ITALY 39
+#define TWCY_IVORYCOAST 225
+#define TWCY_JAMAICA 8010
+#define TWCY_JAPAN 81
+#define TWCY_JORDAN 962
+#define TWCY_KENYA 254
+#define TWCY_KIRIBATI 1018
+#define TWCY_KOREA 82
+#define TWCY_KUWAIT 965
+#define TWCY_LAOS 1019
+#define TWCY_LEBANON 1020
+#define TWCY_LIBERIA 231
+#define TWCY_LIBYA 218
+#define TWCY_LIECHTENSTEIN 41
+#define TWCY_LUXENBOURG 352
+#define TWCY_MACAO 853
+#define TWCY_MADAGASCAR 1021
+#define TWCY_MALAWI 265
+#define TWCY_MALAYSIA 60
+#define TWCY_MALDIVES 960
+#define TWCY_MALI 1022
+#define TWCY_MALTA 356
+#define TWCY_MARSHALLIS 692
+#define TWCY_MAURITANIA 1023
+#define TWCY_MAURITIUS 230
+#define TWCY_MEXICO 3
+#define TWCY_MICRONESIA 691
+#define TWCY_MIQUELON 508
+#define TWCY_MONACO 33
+#define TWCY_MONGOLIA 1024
+#define TWCY_MONTSERRAT 8011
+#define TWCY_MOROCCO 212
+#define TWCY_MOZAMBIQUE 1025
+#define TWCY_NAMIBIA 264
+#define TWCY_NAURU 1026
+#define TWCY_NEPAL 977
+#define TWCY_NETHERLANDS 31
+#define TWCY_NETHANTILLES 599
+#define TWCY_NEVIS 8012
+#define TWCY_NEWCALEDONIA 687
+#define TWCY_NEWZEALAND 64
+#define TWCY_NICARAGUA 505
+#define TWCY_NIGER 227
+#define TWCY_NIGERIA 234
+#define TWCY_NIUE 1027
+#define TWCY_NORFOLKI 1028
+#define TWCY_NORWAY 47
+#define TWCY_OMAN 968
+#define TWCY_PAKISTAN 92
+#define TWCY_PALAU 1029
+#define TWCY_PANAMA 507
+#define TWCY_PARAGUAY 595
+#define TWCY_PERU 51
+#define TWCY_PHILLIPPINES 63
+#define TWCY_PITCAIRNIS 1030
+#define TWCY_PNEWGUINEA 675
+#define TWCY_POLAND 48
+#define TWCY_PORTUGAL 351
+#define TWCY_QATAR 974
+#define TWCY_REUNIONI 1031
+#define TWCY_ROMANIA 40
+#define TWCY_RWANDA 250
+#define TWCY_SAIPAN 670
+#define TWCY_SANMARINO 39
+#define TWCY_SAOTOME 1033
+#define TWCY_SAUDIARABIA 966
+#define TWCY_SENEGAL 221
+#define TWCY_SEYCHELLESIS 1034
+#define TWCY_SIERRALEONE 1035
+#define TWCY_SINGAPORE 65
+#define TWCY_SOLOMONIS 1036
+#define TWCY_SOMALI 1037
+#define TWCY_SOUTHAFRICA 27
+#define TWCY_SPAIN 34
+#define TWCY_SRILANKA 94
+#define TWCY_STHELENA 1032
+#define TWCY_STKITTS 8013
+#define TWCY_STLUCIA 8014
+#define TWCY_STPIERRE 508
+#define TWCY_STVINCENT 8015
+#define TWCY_SUDAN 1038
+#define TWCY_SURINAME 597
+#define TWCY_SWAZILAND 268
+#define TWCY_SWEDEN 46
+#define TWCY_SWITZERLAND 41
+#define TWCY_SYRIA 1039
+#define TWCY_TAIWAN 886
+#define TWCY_TANZANIA 255
+#define TWCY_THAILAND 66
+#define TWCY_TOBAGO 8016
+#define TWCY_TOGO 228
+#define TWCY_TONGAIS 676
+#define TWCY_TRINIDAD 8016
+#define TWCY_TUNISIA 216
+#define TWCY_TURKEY 90
+#define TWCY_TURKSCAICOS 8017
+#define TWCY_TUVALU 1040
+#define TWCY_UGANDA 256
+#define TWCY_USSR 7
+#define TWCY_UAEMIRATES 971
+#define TWCY_UNITEDKINGDOM 44
+#define TWCY_USA 1
+#define TWCY_URUGUAY 598
+#define TWCY_VANUATU 1041
+#define TWCY_VATICANCITY 39
+#define TWCY_VENEZUELA 58
+#define TWCY_WAKE 1042
+#define TWCY_WALLISIS 1043
+#define TWCY_WESTERNSAHARA 1044
+#define TWCY_WESTERNSAMOA 1045
+#define TWCY_YEMEN 1046
+#define TWCY_YUGOSLAVIA 38
+#define TWCY_ZAIRE 243
+#define TWCY_ZAMBIA 260
+#define TWCY_ZIMBABWE 263
+#define TWCY_ALBANIA 355
+#define TWCY_ARMENIA 374
+#define TWCY_AZERBAIJAN 994
+#define TWCY_BELARUS 375
+#define TWCY_BOSNIAHERZGO 387
+#define TWCY_CAMBODIA 855
+#define TWCY_CROATIA 385
+#define TWCY_CZECHREPUBLIC 420
+#define TWCY_DIEGOGARCIA 246
+#define TWCY_ERITREA 291
+#define TWCY_ESTONIA 372
+#define TWCY_GEORGIA 995
+#define TWCY_LATVIA 371
+#define TWCY_LESOTHO 266
+#define TWCY_LITHUANIA 370
+#define TWCY_MACEDONIA 389
+#define TWCY_MAYOTTEIS 269
+#define TWCY_MOLDOVA 373
+#define TWCY_MYANMAR 95
+#define TWCY_NORTHKOREA 850
+#define TWCY_PUERTORICO 787
+#define TWCY_RUSSIA 7
+#define TWCY_SERBIA 381
+#define TWCY_SLOVAKIA 421
+#define TWCY_SLOVENIA 386
+#define TWCY_SOUTHKOREA 82
+#define TWCY_UKRAINE 380
+#define TWCY_USVIRGINIS 340
+#define TWCY_VIETNAM 84
+
+/****************************************************************************
+ * Language Constants *
+ ****************************************************************************/
+#define TWLG_USERLOCALE -1
+#define TWLG_DAN 0
+#define TWLG_DUT 1
+#define TWLG_ENG 2
+#define TWLG_FCF 3
+#define TWLG_FIN 4
+#define TWLG_FRN 5
+#define TWLG_GER 6
+#define TWLG_ICE 7
+#define TWLG_ITN 8
+#define TWLG_NOR 9
+#define TWLG_POR 10
+#define TWLG_SPA 11
+#define TWLG_SWE 12
+#define TWLG_USA 13
+#define TWLG_AFRIKAANS 14
+#define TWLG_ALBANIA 15
+#define TWLG_ARABIC 16
+#define TWLG_ARABIC_ALGERIA 17
+#define TWLG_ARABIC_BAHRAIN 18
+#define TWLG_ARABIC_EGYPT 19
+#define TWLG_ARABIC_IRAQ 20
+#define TWLG_ARABIC_JORDAN 21
+#define TWLG_ARABIC_KUWAIT 22
+#define TWLG_ARABIC_LEBANON 23
+#define TWLG_ARABIC_LIBYA 24
+#define TWLG_ARABIC_MOROCCO 25
+#define TWLG_ARABIC_OMAN 26
+#define TWLG_ARABIC_QATAR 27
+#define TWLG_ARABIC_SAUDIARABIA 28
+#define TWLG_ARABIC_SYRIA 29
+#define TWLG_ARABIC_TUNISIA 30
+#define TWLG_ARABIC_UAE 31
+#define TWLG_ARABIC_YEMEN 32
+#define TWLG_BASQUE 33
+#define TWLG_BYELORUSSIAN 34
+#define TWLG_BULGARIAN 35
+#define TWLG_CATALAN 36
+#define TWLG_CHINESE 37
+#define TWLG_CHINESE_HONGKONG 38
+#define TWLG_CHINESE_PRC 39
+#define TWLG_CHINESE_SINGAPORE 40
+#define TWLG_CHINESE_SIMPLIFIED 41
+#define TWLG_CHINESE_TAIWAN 42
+#define TWLG_CHINESE_TRADITIONAL 43
+#define TWLG_CROATIA 44
+#define TWLG_CZECH 45
+#define TWLG_DANISH TWLG_DAN
+#define TWLG_DUTCH TWLG_DUT
+#define TWLG_DUTCH_BELGIAN 46
+#define TWLG_ENGLISH TWLG_ENG
+#define TWLG_ENGLISH_AUSTRALIAN 47
+#define TWLG_ENGLISH_CANADIAN 48
+#define TWLG_ENGLISH_IRELAND 49
+#define TWLG_ENGLISH_NEWZEALAND 50
+#define TWLG_ENGLISH_SOUTHAFRICA 51
+#define TWLG_ENGLISH_UK 52
+#define TWLG_ENGLISH_USA TWLG_USA
+#define TWLG_ESTONIAN 53
+#define TWLG_FAEROESE 54
+#define TWLG_FARSI 55
+#define TWLG_FINNISH TWLG_FIN
+#define TWLG_FRENCH TWLG_FRN
+#define TWLG_FRENCH_BELGIAN 56
+#define TWLG_FRENCH_CANADIAN TWLG_FCF
+#define TWLG_FRENCH_LUXEMBOURG 57
+#define TWLG_FRENCH_SWISS 58
+#define TWLG_GERMAN TWLG_GER
+#define TWLG_GERMAN_AUSTRIAN 59
+#define TWLG_GERMAN_LUXEMBOURG 60
+#define TWLG_GERMAN_LIECHTENSTEIN 61
+#define TWLG_GERMAN_SWISS 62
+#define TWLG_GREEK 63
+#define TWLG_HEBREW 64
+#define TWLG_HUNGARIAN 65
+#define TWLG_ICELANDIC TWLG_ICE
+#define TWLG_INDONESIAN 66
+#define TWLG_ITALIAN TWLG_ITN
+#define TWLG_ITALIAN_SWISS 67
+#define TWLG_JAPANESE 68
+#define TWLG_KOREAN 69
+#define TWLG_KOREAN_JOHAB 70
+#define TWLG_LATVIAN 71
+#define TWLG_LITHUANIAN 72
+#define TWLG_NORWEGIAN TWLG_NOR
+#define TWLG_NORWEGIAN_BOKMAL 73
+#define TWLG_NORWEGIAN_NYNORSK 74
+#define TWLG_POLISH 75
+#define TWLG_PORTUGUESE TWLG_POR
+#define TWLG_PORTUGUESE_BRAZIL 76
+#define TWLG_ROMANIAN 77
+#define TWLG_RUSSIAN 78
+#define TWLG_SERBIAN_LATIN 79
+#define TWLG_SLOVAK 80
+#define TWLG_SLOVENIAN 81
+#define TWLG_SPANISH TWLG_SPA
+#define TWLG_SPANISH_MEXICAN 82
+#define TWLG_SPANISH_MODERN 83
+#define TWLG_SWEDISH TWLG_SWE
+#define TWLG_THAI 84
+#define TWLG_TURKISH 85
+#define TWLG_UKRANIAN 86
+#define TWLG_ASSAMESE 87
+#define TWLG_BENGALI 88
+#define TWLG_BIHARI 89
+#define TWLG_BODO 90
+#define TWLG_DOGRI 91
+#define TWLG_GUJARATI 92
+#define TWLG_HARYANVI 93
+#define TWLG_HINDI 94
+#define TWLG_KANNADA 95
+#define TWLG_KASHMIRI 96
+#define TWLG_MALAYALAM 97
+#define TWLG_MARATHI 98
+#define TWLG_MARWARI 99
+#define TWLG_MEGHALAYAN 100
+#define TWLG_MIZO 101
+#define TWLG_NAGA 102
+#define TWLG_ORISSI 103
+#define TWLG_PUNJABI 104
+#define TWLG_PUSHTU 105
+#define TWLG_SERBIAN_CYRILLIC 106
+#define TWLG_SIKKIMI 107
+#define TWLG_SWEDISH_FINLAND 108
+#define TWLG_TAMIL 109
+#define TWLG_TELUGU 110
+#define TWLG_TRIPURI 111
+#define TWLG_URDU 112
+#define TWLG_VIETNAMESE 113
+
+
+/****************************************************************************
+ * Data Groups *
+ ****************************************************************************/
+#define DG_CONTROL 0x0001L
+#define DG_IMAGE 0x0002L
+#define DG_AUDIO 0x0004L
+
+/* More Data Functionality may be added in the future.
+ * These are for items that need to be determined before DS is opened.
+ * NOTE: Supported Functionality constants must be powers of 2 as they are
+ * used as bitflags when Application asks DSM to present a list of DSs.
+ * to support backward capability the App and DS will not use the fields
+ */
+#define DF_DSM2 0x10000000L
+#define DF_APP2 0x20000000L
+
+#define DF_DS2 0x40000000L
+
+#define DG_MASK 0xFFFFL
+
+/****************************************************************************
+ * *
+ ****************************************************************************/
+#define DAT_NULL 0x0000
+#define DAT_CUSTOMBASE 0x8000
+
+/* Data Argument Types for the DG_CONTROL Data Group. */
+#define DAT_CAPABILITY 0x0001
+#define DAT_EVENT 0x0002
+#define DAT_IDENTITY 0x0003
+#define DAT_PARENT 0x0004
+#define DAT_PENDINGXFERS 0x0005
+#define DAT_SETUPMEMXFER 0x0006
+#define DAT_SETUPFILEXFER 0x0007
+#define DAT_STATUS 0x0008
+#define DAT_USERINTERFACE 0x0009
+#define DAT_XFERGROUP 0x000a
+#define DAT_CUSTOMDSDATA 0x000c
+#define DAT_DEVICEEVENT 0x000d
+#define DAT_FILESYSTEM 0x000e
+#define DAT_PASSTHRU 0x000f
+#define DAT_CALLBACK 0x0010
+#define DAT_STATUSUTF8 0x0011
+#define DAT_CALLBACK2 0x0012
+
+/* Data Argument Types for the DG_IMAGE Data Group. */
+#define DAT_IMAGEINFO 0x0101
+#define DAT_IMAGELAYOUT 0x0102
+#define DAT_IMAGEMEMXFER 0x0103
+#define DAT_IMAGENATIVEXFER 0x0104
+#define DAT_IMAGEFILEXFER 0x0105
+#define DAT_CIECOLOR 0x0106
+#define DAT_GRAYRESPONSE 0x0107
+#define DAT_RGBRESPONSE 0x0108
+#define DAT_JPEGCOMPRESSION 0x0109
+#define DAT_PALETTE8 0x010a
+#define DAT_EXTIMAGEINFO 0x010b
+#define DAT_FILTER 0x010c
+
+/* Data Argument Types for the DG_AUDIO Data Group. */
+#define DAT_AUDIOFILEXFER 0x0201
+#define DAT_AUDIOINFO 0x0202
+#define DAT_AUDIONATIVEXFER 0x0203
+
+/* misplaced */
+#define DAT_ICCPROFILE 0x0401
+#define DAT_IMAGEMEMFILEXFER 0x0402
+#define DAT_ENTRYPOINT 0x0403
+
+
+/****************************************************************************
+ * Messages *
+ ****************************************************************************/
+
+/* All message constants are unique.
+ * Messages are grouped according to which DATs they are used with.*/
+
+#define MSG_NULL 0x0000
+#define MSG_CUSTOMBASE 0x8000
+
+/* Generic messages may be used with any of several DATs. */
+#define MSG_GET 0x0001
+#define MSG_GETCURRENT 0x0002
+#define MSG_GETDEFAULT 0x0003
+#define MSG_GETFIRST 0x0004
+#define MSG_GETNEXT 0x0005
+#define MSG_SET 0x0006
+#define MSG_RESET 0x0007
+#define MSG_QUERYSUPPORT 0x0008
+#define MSG_GETHELP 0x0009
+#define MSG_GETLABEL 0x000a
+#define MSG_GETLABELENUM 0x000b
+#define MSG_SETCONSTRAINT 0x000c
+
+/* Messages used with DAT_NULL */
+#define MSG_XFERREADY 0x0101
+#define MSG_CLOSEDSREQ 0x0102
+#define MSG_CLOSEDSOK 0x0103
+#define MSG_DEVICEEVENT 0X0104
+
+/* Messages used with a pointer to DAT_PARENT data */
+#define MSG_OPENDSM 0x0301
+#define MSG_CLOSEDSM 0x0302
+
+/* Messages used with a pointer to a DAT_IDENTITY structure */
+#define MSG_OPENDS 0x0401
+#define MSG_CLOSEDS 0x0402
+#define MSG_USERSELECT 0x0403
+
+/* Messages used with a pointer to a DAT_USERINTERFACE structure */
+#define MSG_DISABLEDS 0x0501
+#define MSG_ENABLEDS 0x0502
+#define MSG_ENABLEDSUIONLY 0x0503
+
+/* Messages used with a pointer to a DAT_EVENT structure */
+#define MSG_PROCESSEVENT 0x0601
+
+/* Messages used with a pointer to a DAT_PENDINGXFERS structure */
+#define MSG_ENDXFER 0x0701
+#define MSG_STOPFEEDER 0x0702
+
+/* Messages used with a pointer to a DAT_FILESYSTEM structure */
+#define MSG_CHANGEDIRECTORY 0x0801
+#define MSG_CREATEDIRECTORY 0x0802
+#define MSG_DELETE 0x0803
+#define MSG_FORMATMEDIA 0x0804
+#define MSG_GETCLOSE 0x0805
+#define MSG_GETFIRSTFILE 0x0806
+#define MSG_GETINFO 0x0807
+#define MSG_GETNEXTFILE 0x0808
+#define MSG_RENAME 0x0809
+#define MSG_COPY 0x080A
+#define MSG_AUTOMATICCAPTUREDIRECTORY 0x080B
+
+/* Messages used with a pointer to a DAT_PASSTHRU structure */
+#define MSG_PASSTHRU 0x0901
+
+/* used with DAT_CALLBACK */
+#define MSG_REGISTER_CALLBACK 0x0902
+
+/* used with DAT_CAPABILITY */
+#define MSG_RESETALL 0x0A01
+
+/****************************************************************************
+ * Capabilities *
+ ****************************************************************************/
+
+#define CAP_CUSTOMBASE 0x8000 /* Base of custom capabilities */
+
+/* all data sources are REQUIRED to support these caps */
+#define CAP_XFERCOUNT 0x0001
+
+/* image data sources are REQUIRED to support these caps */
+#define ICAP_COMPRESSION 0x0100
+#define ICAP_PIXELTYPE 0x0101
+#define ICAP_UNITS 0x0102
+#define ICAP_XFERMECH 0x0103
+
+/* all data sources MAY support these caps */
+#define CAP_AUTHOR 0x1000
+#define CAP_CAPTION 0x1001
+#define CAP_FEEDERENABLED 0x1002
+#define CAP_FEEDERLOADED 0x1003
+#define CAP_TIMEDATE 0x1004
+#define CAP_SUPPORTEDCAPS 0x1005
+#define CAP_EXTENDEDCAPS 0x1006
+#define CAP_AUTOFEED 0x1007
+#define CAP_CLEARPAGE 0x1008
+#define CAP_FEEDPAGE 0x1009
+#define CAP_REWINDPAGE 0x100a
+#define CAP_INDICATORS 0x100b
+#define CAP_PAPERDETECTABLE 0x100d
+#define CAP_UICONTROLLABLE 0x100e
+#define CAP_DEVICEONLINE 0x100f
+#define CAP_AUTOSCAN 0x1010
+#define CAP_THUMBNAILSENABLED 0x1011
+#define CAP_DUPLEX 0x1012
+#define CAP_DUPLEXENABLED 0x1013
+#define CAP_ENABLEDSUIONLY 0x1014
+#define CAP_CUSTOMDSDATA 0x1015
+#define CAP_ENDORSER 0x1016
+#define CAP_JOBCONTROL 0x1017
+#define CAP_ALARMS 0x1018
+#define CAP_ALARMVOLUME 0x1019
+#define CAP_AUTOMATICCAPTURE 0x101a
+#define CAP_TIMEBEFOREFIRSTCAPTURE 0x101b
+#define CAP_TIMEBETWEENCAPTURES 0x101c
+#define CAP_CLEARBUFFERS 0x101d
+#define CAP_MAXBATCHBUFFERS 0x101e
+#define CAP_DEVICETIMEDATE 0x101f
+#define CAP_POWERSUPPLY 0x1020
+#define CAP_CAMERAPREVIEWUI 0x1021
+#define CAP_DEVICEEVENT 0x1022
+#define CAP_SERIALNUMBER 0x1024
+#define CAP_PRINTER 0x1026
+#define CAP_PRINTERENABLED 0x1027
+#define CAP_PRINTERINDEX 0x1028
+#define CAP_PRINTERMODE 0x1029
+#define CAP_PRINTERSTRING 0x102a
+#define CAP_PRINTERSUFFIX 0x102b
+#define CAP_LANGUAGE 0x102c
+#define CAP_FEEDERALIGNMENT 0x102d
+#define CAP_FEEDERORDER 0x102e
+#define CAP_REACQUIREALLOWED 0x1030
+#define CAP_BATTERYMINUTES 0x1032
+#define CAP_BATTERYPERCENTAGE 0x1033
+#define CAP_CAMERASIDE 0x1034
+#define CAP_SEGMENTED 0x1035
+#define CAP_CAMERAENABLED 0x1036
+#define CAP_CAMERAORDER 0x1037
+#define CAP_MICRENABLED 0x1038
+#define CAP_FEEDERPREP 0x1039
+#define CAP_FEEDERPOCKET 0x103a
+#define CAP_AUTOMATICSENSEMEDIUM 0x103b
+#define CAP_CUSTOMINTERFACEGUID 0x103c
+#define CAP_SUPPORTEDCAPSSEGMENTUNIQUE 0x103d
+#define CAP_SUPPORTEDDATS 0x103e
+#define CAP_DOUBLEFEEDDETECTION 0x103f
+#define CAP_DOUBLEFEEDDETECTIONLENGTH 0x1040
+#define CAP_DOUBLEFEEDDETECTIONSENSITIVITY 0x1041
+#define CAP_DOUBLEFEEDDETECTIONRESPONSE 0x1042
+#define CAP_PAPERHANDLING 0x1043
+#define CAP_INDICATORSMODE 0x1044
+#define CAP_PRINTERVERTICALOFFSET 0x1045
+#define CAP_POWERSAVETIME 0x1046
+
+
+
+/* image data sources MAY support these caps */
+#define ICAP_AUTOBRIGHT 0x1100
+#define ICAP_BRIGHTNESS 0x1101
+#define ICAP_CONTRAST 0x1103
+#define ICAP_CUSTHALFTONE 0x1104
+#define ICAP_EXPOSURETIME 0x1105
+#define ICAP_FILTER 0x1106
+#define ICAP_FLASHUSED 0x1107
+#define ICAP_GAMMA 0x1108
+#define ICAP_HALFTONES 0x1109
+#define ICAP_HIGHLIGHT 0x110a
+#define ICAP_IMAGEFILEFORMAT 0x110c
+#define ICAP_LAMPSTATE 0x110d
+#define ICAP_LIGHTSOURCE 0x110e
+#define ICAP_ORIENTATION 0x1110
+#define ICAP_PHYSICALWIDTH 0x1111
+#define ICAP_PHYSICALHEIGHT 0x1112
+#define ICAP_SHADOW 0x1113
+#define ICAP_FRAMES 0x1114
+#define ICAP_XNATIVERESOLUTION 0x1116
+#define ICAP_YNATIVERESOLUTION 0x1117
+#define ICAP_XRESOLUTION 0x1118
+#define ICAP_YRESOLUTION 0x1119
+#define ICAP_MAXFRAMES 0x111a
+#define ICAP_TILES 0x111b
+#define ICAP_BITORDER 0x111c
+#define ICAP_CCITTKFACTOR 0x111d
+#define ICAP_LIGHTPATH 0x111e
+#define ICAP_PIXELFLAVOR 0x111f
+#define ICAP_PLANARCHUNKY 0x1120
+#define ICAP_ROTATION 0x1121
+#define ICAP_SUPPORTEDSIZES 0x1122
+#define ICAP_THRESHOLD 0x1123
+#define ICAP_XSCALING 0x1124
+#define ICAP_YSCALING 0x1125
+#define ICAP_BITORDERCODES 0x1126
+#define ICAP_PIXELFLAVORCODES 0x1127
+#define ICAP_JPEGPIXELTYPE 0x1128
+#define ICAP_TIMEFILL 0x112a
+#define ICAP_BITDEPTH 0x112b
+#define ICAP_BITDEPTHREDUCTION 0x112c
+#define ICAP_UNDEFINEDIMAGESIZE 0x112d
+#define ICAP_IMAGEDATASET 0x112e
+#define ICAP_EXTIMAGEINFO 0x112f
+#define ICAP_MINIMUMHEIGHT 0x1130
+#define ICAP_MINIMUMWIDTH 0x1131
+#define ICAP_AUTODISCARDBLANKPAGES 0x1134
+#define ICAP_FLIPROTATION 0x1136
+#define ICAP_BARCODEDETECTIONENABLED 0x1137
+#define ICAP_SUPPORTEDBARCODETYPES 0x1138
+#define ICAP_BARCODEMAXSEARCHPRIORITIES 0x1139
+#define ICAP_BARCODESEARCHPRIORITIES 0x113a
+#define ICAP_BARCODESEARCHMODE 0x113b
+#define ICAP_BARCODEMAXRETRIES 0x113c
+#define ICAP_BARCODETIMEOUT 0x113d
+#define ICAP_ZOOMFACTOR 0x113e
+#define ICAP_PATCHCODEDETECTIONENABLED 0x113f
+#define ICAP_SUPPORTEDPATCHCODETYPES 0x1140
+#define ICAP_PATCHCODEMAXSEARCHPRIORITIES 0x1141
+#define ICAP_PATCHCODESEARCHPRIORITIES 0x1142
+#define ICAP_PATCHCODESEARCHMODE 0x1143
+#define ICAP_PATCHCODEMAXRETRIES 0x1144
+#define ICAP_PATCHCODETIMEOUT 0x1145
+#define ICAP_FLASHUSED2 0x1146
+#define ICAP_IMAGEFILTER 0x1147
+#define ICAP_NOISEFILTER 0x1148
+#define ICAP_OVERSCAN 0x1149
+#define ICAP_AUTOMATICBORDERDETECTION 0x1150
+#define ICAP_AUTOMATICDESKEW 0x1151
+#define ICAP_AUTOMATICROTATE 0x1152
+#define ICAP_JPEGQUALITY 0x1153
+#define ICAP_FEEDERTYPE 0x1154
+#define ICAP_ICCPROFILE 0x1155
+#define ICAP_AUTOSIZE 0x1156
+#define ICAP_AUTOMATICCROPUSESFRAME 0x1157
+#define ICAP_AUTOMATICLENGTHDETECTION 0x1158
+#define ICAP_AUTOMATICCOLORENABLED 0x1159
+#define ICAP_AUTOMATICCOLORNONCOLORPIXELTYPE 0x115a
+#define ICAP_COLORMANAGEMENTENABLED 0x115b
+#define ICAP_IMAGEMERGE 0x115c
+#define ICAP_IMAGEMERGEHEIGHTTHRESHOLD 0x115d
+#define ICAP_SUPPORTEDEXTIMAGEINFO 0x115e
+#define ICAP_FILMTYPE 0x115f
+#define ICAP_MIRROR 0x1160
+#define ICAP_JPEGSUBSAMPLING 0x1161
+
+/* image data sources MAY support these audio caps */
+#define ACAP_XFERMECH 0x1202
+
+
+/***************************************************************************
+ * Extended Image Info Attributes section Added 1.7 *
+ ***************************************************************************/
+
+#define TWEI_BARCODEX 0x1200
+#define TWEI_BARCODEY 0x1201
+#define TWEI_BARCODETEXT 0x1202
+#define TWEI_BARCODETYPE 0x1203
+#define TWEI_DESHADETOP 0x1204
+#define TWEI_DESHADELEFT 0x1205
+#define TWEI_DESHADEHEIGHT 0x1206
+#define TWEI_DESHADEWIDTH 0x1207
+#define TWEI_DESHADESIZE 0x1208
+#define TWEI_SPECKLESREMOVED 0x1209
+#define TWEI_HORZLINEXCOORD 0x120A
+#define TWEI_HORZLINEYCOORD 0x120B
+#define TWEI_HORZLINELENGTH 0x120C
+#define TWEI_HORZLINETHICKNESS 0x120D
+#define TWEI_VERTLINEXCOORD 0x120E
+#define TWEI_VERTLINEYCOORD 0x120F
+#define TWEI_VERTLINELENGTH 0x1210
+#define TWEI_VERTLINETHICKNESS 0x1211
+#define TWEI_PATCHCODE 0x1212
+#define TWEI_ENDORSEDTEXT 0x1213
+#define TWEI_FORMCONFIDENCE 0x1214
+#define TWEI_FORMTEMPLATEMATCH 0x1215
+#define TWEI_FORMTEMPLATEPAGEMATCH 0x1216
+#define TWEI_FORMHORZDOCOFFSET 0x1217
+#define TWEI_FORMVERTDOCOFFSET 0x1218
+#define TWEI_BARCODECOUNT 0x1219
+#define TWEI_BARCODECONFIDENCE 0x121A
+#define TWEI_BARCODEROTATION 0x121B
+#define TWEI_BARCODETEXTLENGTH 0x121C
+#define TWEI_DESHADECOUNT 0x121D
+#define TWEI_DESHADEBLACKCOUNTOLD 0x121E
+#define TWEI_DESHADEBLACKCOUNTNEW 0x121F
+#define TWEI_DESHADEBLACKRLMIN 0x1220
+#define TWEI_DESHADEBLACKRLMAX 0x1221
+#define TWEI_DESHADEWHITECOUNTOLD 0x1222
+#define TWEI_DESHADEWHITECOUNTNEW 0x1223
+#define TWEI_DESHADEWHITERLMIN 0x1224
+#define TWEI_DESHADEWHITERLAVE 0x1225
+#define TWEI_DESHADEWHITERLMAX 0x1226
+#define TWEI_BLACKSPECKLESREMOVED 0x1227
+#define TWEI_WHITESPECKLESREMOVED 0x1228
+#define TWEI_HORZLINECOUNT 0x1229
+#define TWEI_VERTLINECOUNT 0x122A
+#define TWEI_DESKEWSTATUS 0x122B
+#define TWEI_SKEWORIGINALANGLE 0x122C
+#define TWEI_SKEWFINALANGLE 0x122D
+#define TWEI_SKEWCONFIDENCE 0x122E
+#define TWEI_SKEWWINDOWX1 0x122F
+#define TWEI_SKEWWINDOWY1 0x1230
+#define TWEI_SKEWWINDOWX2 0x1231
+#define TWEI_SKEWWINDOWY2 0x1232
+#define TWEI_SKEWWINDOWX3 0x1233
+#define TWEI_SKEWWINDOWY3 0x1234
+#define TWEI_SKEWWINDOWX4 0x1235
+#define TWEI_SKEWWINDOWY4 0x1236
+#define TWEI_BOOKNAME 0x1238
+#define TWEI_CHAPTERNUMBER 0x1239
+#define TWEI_DOCUMENTNUMBER 0x123A
+#define TWEI_PAGENUMBER 0x123B
+#define TWEI_CAMERA 0x123C
+#define TWEI_FRAMENUMBER 0x123D
+#define TWEI_FRAME 0x123E
+#define TWEI_PIXELFLAVOR 0x123F
+#define TWEI_ICCPROFILE 0x1240
+#define TWEI_LASTSEGMENT 0x1241
+#define TWEI_SEGMENTNUMBER 0x1242
+#define TWEI_MAGDATA 0x1243
+#define TWEI_MAGTYPE 0x1244
+#define TWEI_PAGESIDE 0x1245
+#define TWEI_FILESYSTEMSOURCE 0x1246
+#define TWEI_IMAGEMERGED 0x1247
+#define TWEI_MAGDATALENGTH 0x1248
+#define TWEI_PAPERCOUNT 0x1249
+
+#define TWEJ_NONE 0x0000
+#define TWEJ_MIDSEPARATOR 0x0001
+#define TWEJ_PATCH1 0x0002
+#define TWEJ_PATCH2 0x0003
+#define TWEJ_PATCH3 0x0004
+#define TWEJ_PATCH4 0x0005
+#define TWEJ_PATCH6 0x0006
+#define TWEJ_PATCHT 0x0007
+
+
+/***************************************************************************
+ * Return Codes and Condition Codes section *
+ ***************************************************************************/
+
+#define TWRC_CUSTOMBASE 0x8000
+
+#define TWRC_SUCCESS 0
+#define TWRC_FAILURE 1
+#define TWRC_CHECKSTATUS 2
+#define TWRC_CANCEL 3
+#define TWRC_DSEVENT 4
+#define TWRC_NOTDSEVENT 5
+#define TWRC_XFERDONE 6
+#define TWRC_ENDOFLIST 7
+#define TWRC_INFONOTSUPPORTED 8
+#define TWRC_DATANOTAVAILABLE 9
+#define TWRC_BUSY 10
+#define TWRC_SCANNERLOCKED 11
+
+/* Condition Codes: Application gets these by doing DG_CONTROL DAT_STATUS MSG_GET. */
+#define TWCC_CUSTOMBASE 0x8000
+
+#define TWCC_SUCCESS 0
+#define TWCC_BUMMER 1
+#define TWCC_LOWMEMORY 2
+#define TWCC_NODS 3
+#define TWCC_MAXCONNECTIONS 4
+#define TWCC_OPERATIONERROR 5
+#define TWCC_BADCAP 6
+#define TWCC_BADPROTOCOL 9
+#define TWCC_BADVALUE 10
+#define TWCC_SEQERROR 11
+#define TWCC_BADDEST 12
+#define TWCC_CAPUNSUPPORTED 13
+#define TWCC_CAPBADOPERATION 14
+#define TWCC_CAPSEQERROR 15
+#define TWCC_DENIED 16
+#define TWCC_FILEEXISTS 17
+#define TWCC_FILENOTFOUND 18
+#define TWCC_NOTEMPTY 19
+#define TWCC_PAPERJAM 20
+#define TWCC_PAPERDOUBLEFEED 21
+#define TWCC_FILEWRITEERROR 22
+#define TWCC_CHECKDEVICEONLINE 23
+#define TWCC_INTERLOCK 24
+#define TWCC_DAMAGEDCORNER 25
+#define TWCC_FOCUSERROR 26
+#define TWCC_DOCTOOLIGHT 27
+#define TWCC_DOCTOODARK 28
+#define TWCC_NOMEDIA 29
+
+/* bit patterns: for query the operation that are supported by the data source on a capability */
+/* Application gets these through DG_CONTROL/DAT_CAPABILITY/MSG_QUERYSUPPORT */
+#define TWQC_GET 0x0001
+#define TWQC_SET 0x0002
+#define TWQC_GETDEFAULT 0x0004
+#define TWQC_GETCURRENT 0x0008
+#define TWQC_RESET 0x0010
+#define TWQC_SETCONSTRAINT 0x0020
+#define TWQC_CONSTRAINABLE 0x0040
+
+/****************************************************************************
+ * Depreciated Items *
+ ****************************************************************************/
+#if defined(WIN32) || defined(WIN64)
+ #define TW_HUGE
+#elif !defined(TWH_CMP_GNU)
+ #define TW_HUGE huge
+#else
+ #define TW_HUGE
+#endif
+
+
+typedef BYTE TW_HUGE * HPBYTE;
+typedef void TW_HUGE * HPVOID;
+
+typedef unsigned char TW_STR1024[1026], FAR *pTW_STR1026;
+typedef wchar_t TW_UNI512[512], FAR *pTW_UNI512;
+
+#define TWTY_STR1024 0x000d
+#define TWTY_UNI512 0x000e
+
+#define TWFF_JPN 12
+
+#define DAT_TWUNKIDENTITY 0x000b
+#define DAT_SETUPFILEXFER2 0x0301
+
+#define CAP_SUPPORTEDCAPSEXT 0x100c
+#define CAP_FILESYSTEM //0x????
+#define CAP_PAGEMULTIPLEACQUIRE 0x1023
+#define CAP_PAPERBINDING 0x102f
+#define CAP_PASSTHRU 0x1031
+#define CAP_POWERDOWNTIME 0x1034
+#define ACAP_AUDIOFILEFORMAT 0x1201
+
+#define MSG_CHECKSTATUS
+
+#define MSG_INVOKE_CALLBACK 0x0903 /* Mac Only, deprecated - use DAT_NULL and MSG_xxx instead */
+
+#define TWSX_FILE2 3
+
+/* CAP_FILESYSTEM values (FS_ means file system) */
+#define TWFS_FILESYSTEM 0
+#define TWFS_RECURSIVEDELETE 1
+
+/* ICAP_PIXELTYPE values (PT_ means Pixel Type) */
+#define TWPT_SRGB64 11
+#define TWPT_BGR 12
+#define TWPT_CIELAB 13
+#define TWPT_CIELUV 14
+#define TWPT_YCBCR 15
+
+/* ICAP_SUPPORTEDSIZES values (SS_ means Supported Sizes) */
+#define TWSS_B 8
+#define TWSS_A4LETTER TWSS_A4
+#define TWSS_B3 TWSS_ISOB3
+#define TWSS_B4 TWSS_ISOB4
+#define TWSS_B6 TWSS_ISOB6
+#define TWSS_B5LETTER TWSS_JISB5
+
+
+/* ACAP_AUDIOFILEFORMAT values (AF_ means audio format). Added 1.8 */
+#define TWAF_WAV 0
+#define TWAF_AIFF 1
+#define TWAF_AU 3
+#define TWAF_SND 4
+
+
+/* DAT_SETUPFILEXFER2. Sets up DS to application data transfer via a file. Added 1.9 */
+typedef struct {
+ TW_MEMREF FileName;
+ TW_UINT16 FileNameType;
+ TW_UINT16 Format;
+ TW_INT16 VRefNum;
+ TW_UINT32 parID;
+} TW_SETUPFILEXFER2, FAR * pTW_SETUPFILEXFER2;
+
+/* DAT_TWUNKIDENTITY. Provides DS identity and 'other' information necessary */
+/* across thunk link. */
+typedef struct {
+ TW_IDENTITY identity;
+ TW_STR255 dsPath;
+} TW_TWUNKIDENTITY, FAR * pTW_TWUNKIDENTITY;
+
+/* Provides DS_Entry parameters over thunk link. */
+typedef struct
+{
+ TW_INT8 destFlag;
+ TW_IDENTITY dest;
+ TW_INT32 dataGroup;
+ TW_INT16 dataArgType;
+ TW_INT16 message;
+ TW_INT32 pDataSize;
+ // TW_MEMREF pData;
+} TW_TWUNKDSENTRYPARAMS, FAR * pTW_TWUNKDSENTRYPARAMS;
+
+/* Provides DS_Entry results over thunk link. */
+typedef struct
+{
+ TW_UINT16 returnCode;
+ TW_UINT16 conditionCode;
+ TW_INT32 pDataSize;
+ // TW_MEMREF pData;
+
+
+
+} TW_TWUNKDSENTRYRETURN, FAR * pTW_TWUNKDSENTRYRETURN;
+
+typedef struct
+{
+ TW_UINT16 Cap;
+ TW_UINT16 Properties;
+} TW_CAPEXT, FAR * pTW_CAPEXT;
+
+/* DAT_SETUPAUDIOFILEXFER, information required to setup an audio file transfer */
+typedef struct {
+ TW_STR255 FileName; /* full path target file */
+ TW_UINT16 Format; /* one of TWAF_xxxx */
+ TW_INT16 VRefNum;
+} TW_SETUPAUDIOFILEXFER, FAR * pTW_SETUPAUDIOFILEXFER;
+
+
+/****************************************************************************
+ * Entry Points *
+ ****************************************************************************/
+
+/**********************************************************************
+ * Function: DSM_Entry, the only entry point into the Data Source Manager.
+ ********************************************************************/
+#ifdef TWH_CMP_MSC
+ #define TW_CALLINGSTYLE PASCAL
+#else
+ #define TW_CALLINGSTYLE
+#endif
+
+/* Don't mangle the name "DSM_Entry" if we're compiling in C++! */
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+TW_UINT16 TW_CALLINGSTYLE DSM_Entry( pTW_IDENTITY pOrigin,
+ pTW_IDENTITY pDest,
+ TW_UINT32 DG,
+ TW_UINT16 DAT,
+ TW_UINT16 MSG,
+ TW_MEMREF pData);
+
+typedef TW_UINT16 (TW_CALLINGSTYLE *DSMENTRYPROC)(pTW_IDENTITY pOrigin,
+ pTW_IDENTITY pDest,
+ TW_UINT32 DG,
+ TW_UINT16 DAT,
+ TW_UINT16 MSG,
+ TW_MEMREF pData);
+#ifdef __cplusplus
+}
+#endif /* cplusplus */
+
+
+/**********************************************************************
+ * Function: DS_Entry, the entry point provided by a Data Source.
+ ********************************************************************/
+/* Don't mangle the name "DS_Entry" if we're compiling in C++! */
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+TW_UINT16 TW_CALLINGSTYLE DS_Entry(pTW_IDENTITY pOrigin,
+ TW_UINT32 DG,
+ TW_UINT16 DAT,
+ TW_UINT16 MSG,
+ TW_MEMREF pData);
+
+typedef TW_UINT16 (FAR PASCAL *DSENTRYPROC)(pTW_IDENTITY pOrigin,
+ TW_UINT32 DG,
+ TW_UINT16 DAT,
+ TW_UINT16 MSG,
+ TW_MEMREF pData);
+
+TW_UINT16 TW_CALLINGSTYLE TWAIN_Callback( pTW_IDENTITY pOrigin,
+ pTW_IDENTITY pDest,
+ TW_UINT32 DG,
+ TW_UINT16 DAT,
+ TW_UINT16 MSG,
+ TW_MEMREF pData);
+typedef TW_UINT16 (TW_CALLINGSTYLE *TWAINCALLBACKPROC)(pTW_IDENTITY pOrigin,
+ pTW_IDENTITY pDest,
+ TW_UINT32 DG,
+ TW_UINT16 DAT,
+ TW_UINT16 MSG,
+ TW_MEMREF pData);
+
+TW_HANDLE TW_CALLINGSTYLE DSM_MemAllocate (TW_UINT32);
+typedef TW_HANDLE (TW_CALLINGSTYLE *DSM_MEMALLOCATE)(TW_UINT32 _size);
+
+void TW_CALLINGSTYLE DSM_MemFree (TW_HANDLE);
+typedef void (TW_CALLINGSTYLE *DSM_MEMFREE)(TW_HANDLE _handle);
+
+TW_MEMREF TW_CALLINGSTYLE DSM_MemLock (TW_HANDLE);
+typedef TW_MEMREF (TW_CALLINGSTYLE *DSM_MEMLOCK)(TW_HANDLE _handle);
+
+void TW_CALLINGSTYLE DSM_MemUnlock (TW_HANDLE);
+typedef void (TW_CALLINGSTYLE *DSM_MEMUNLOCK)(TW_HANDLE _handle);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+/* DAT_ENTRYPOINT. returns essential entry points. */
+typedef struct {
+ TW_UINT32 Size;
+ DSMENTRYPROC DSM_Entry;
+ DSM_MEMALLOCATE DSM_MemAllocate;
+ DSM_MEMFREE DSM_MemFree;
+ DSM_MEMLOCK DSM_MemLock;
+ DSM_MEMUNLOCK DSM_MemUnlock;
+} TW_ENTRYPOINT, FAR * pTW_ENTRYPOINT;
+
+/* DAT_FILTER*/
+typedef struct {
+ TW_UINT32 Size;
+ TW_UINT32 HueStart;
+ TW_UINT32 HueEnd;
+ TW_UINT32 SaturationStart;
+ TW_UINT32 SaturationEnd;
+ TW_UINT32 ValueStart;
+ TW_UINT32 ValueEnd;
+ TW_UINT32 Replacement;
+} TW_FILTER_DESCRIPTOR, *pTW_FILTER_DESCRIPTOR;
+
+/* DAT_FILTER */
+typedef struct {
+ TW_UINT32 Size;
+ TW_UINT32 DescriptorCount;
+ TW_UINT32 MaxDescriptorCount;
+ TW_UINT32 Condition;
+ TW_HANDLE hDescriptors;
+} TW_FILTER, *pTW_FILTER;
+
+
+/* Restore the previous packing alignment: this occurs after all structures are defined */
+#if defined(TWH_CMP_MING32)
+ #pragma pack (pop)
+#elif defined(TWH_CMP_MSC)
+ #pragma pack (pop, before_twain)
+#elif defined(TWH_CMP_GNU)
+ #pragma pack (pop, before_twain)
+#elif defined(TWH_CMP_BORLAND)
+ #pragma option -a.
+#endif
+
+#endif /* TWAIN */