How to use Free TWAIN_32.dll

[areang]

Hello !

I found for twain driver at :

http://nt.twain.org/database/search.asp

many files there for use with application

But all code written with C :

/*
* File: scanner.c
* Company: TWAIN Working Group, JFL Peripheral Solutions Inc.
* Author: Jon Harju
* Description:
* Simulates basic scanner operations
*
* Copyright © 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.
*/

#include <windows.h>
#include <windowsx.h>

#include "..\\twcommon\\twain.h"
#include "..\\twcommon\\twndebug.h"

#include "twd_type.h"
#include "scanner.h"
#include "dscaps.h"

extern HANDLE hDSInst;

/*
* Static globals
*/
static int _giMaxPagesToScan = 1;
static int _giPagesRemaining = 1;

static int _giRowsCopied = 0;
static BITMAPINFOHEADER *_gpHeader = NULL;
static BYTE *_gpImageData = NULL;
static BYTE *_gpCurrentLine = NULL;
static DWORD _gdwLineSize = 0l;


/*
* Globals that we use to simulate scanning transfer from a DIB
*/
static HGLOBAL _ghDIB = NULL;

BOOL IsDocumentInFeeder()
{
return _giPagesRemaining?TRUE:FALSE;
}

BOOL StartScan(DWORD *pdwLineSize)
{
/*
* Preload our image into memory
*/
char szModulePath[_MAX_PATH];
char szCompletePath[_MAX_PATH];
char szFileLocation[_MAX_PATH];
char szDriveName[_MAX_DRIVE];

VERIFY(GetModuleFileName(hDSInst, szModulePath, _MAX_PATH));
_splitpath(szModulePath, szDriveName, szFileLocation, NULL, NULL);
wsprintf(szCompletePath, "%s%s", szDriveName, szFileLocation);

_giRowsCopied = 0;
_gpHeader = NULL;
_gpImageData = NULL;
_gpCurrentLine = NULL;
_gdwLineSize = 0l;

if(_ghDIB)
{
GlobalFree(_ghDIB);
_ghDIB = NULL;
}

if(GetCurrentXResolution()==100.0F)
{
/*
* Easy, this is the format of our originals
*/
if(GetCurrentPixelType()==TWPT_GRAY)
{
strcat(szCompletePath, "twaingray.bmp");
_ghDIB = OpenDIB(szCompletePath);
}
else if(GetCurrentPixelType()==TWPT_RGB)
{
strcat(szCompletePath, "twainrgb.bmp");
_ghDIB = OpenDIB(szCompletePath);
}
else
{
strcat(szCompletePath, "twainbw.bmp");
_ghDIB = OpenDIB(szCompletePath);
}

_gpHeader = (BITMAPINFOHEADER*)GlobalLock(_ghDIB);
if(_gpHeader)
{
_gpImageData = ((BYTE*)_gpHeader) + sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD) * DibNumColors(_gpHeader);
_gdwLineSize = ((_gpHeader->biWidth * _gpHeader->biBitCount+31)/32)*4;
_gpCurrentLine = _gpImageData + (_gdwLineSize * (_gpHeader->biHeight-1));
*pdwLineSize = _gdwLineSize;
}
}
return _ghDIB?TRUE:FALSE;
}

BOOL ReadDataBlock(BYTE *pBuffer, DWORD dwMaxSize, DWORD *pdwBytesWritten, BOOL *pbLastBuffer)
{
ASSERT(pBuffer);
ASSERT(dwMaxSize);
ASSERT(pdwBytesWritten);
ASSERT(pbLastBuffer);

*pdwBytesWritten = 0l;
*pbLastBuffer = FALSE;

if(_ghDIB && _gpHeader)
{
int iIndex = 0;
int iMaxLines = dwMaxSize / _gdwLineSize;
for(iIndex = 0; iIndex < iMaxLines; iIndex++)
{
/*
* Copy the line into the buffer
*/
if(GetCurrentPixelType()==TWPT_RGB)
{
DWORD dwPixelIndex = 0;
BYTE bTempByte = 0;
for(dwPixelIndex = 0; (dwPixelIndex+2) < _gdwLineSize; dwPixelIndex+= 3)
{
pBuffer[dwPixelIndex] = _gpCurrentLine[dwPixelIndex+2];
pBuffer[dwPixelIndex+1] = _gpCurrentLine[dwPixelIndex+1];
pBuffer[dwPixelIndex+2] = _gpCurrentLine[dwPixelIndex];
}
}
else
{
memcpy(pBuffer, _gpCurrentLine, _gdwLineSize);
}

_giRowsCopied++;

/*
* Move back a full line
*/
_gpCurrentLine -= _gdwLineSize;

/*
* Increment our byte count
*/
*pdwBytesWritten += _gdwLineSize;
pBuffer += _gdwLineSize;

/*
* Check to see if we are at the end
*/
if(_gpCurrentLine==_gpImageData)
{
*pbLastBuffer = TRUE;
break;
}
}
return TRUE;
}
return FALSE;
}

void StopScan()
{
/*
* Decrement the page count
*/
_giPagesRemaining--;
if(_giPagesRemaining < 0)
{
_giPagesRemaining = 0;
}

/*
* Clean up the DIB
*/
if(_gpHeader)
{
GlobalUnlock(_ghDIB);
_gpHeader = NULL;
}

if(_ghDIB)
{
GlobalFree(_ghDIB);
_ghDIB = NULL;
}

_giRowsCopied = 0;
_gpImageData = NULL;
_gpCurrentLine = NULL;
_gdwLineSize = 0l;

return;
}

/*
* Additional functions for our simulation
*/
int GetNumPages()
{
return _giMaxPagesToScan;
}

void SetNumPages(int iNumPages)
{
_giMaxPagesToScan = iNumPages;
return;
}

void LoadFeeder()
{
_giPagesRemaining = _giMaxPagesToScan;
return;
}

void ClearFeeder()
{
_giPagesRemaining = 0;
}

HGLOBAL ScanToDIB()
{
HGLOBAL hDIBHandle = NULL;

if(GetCurrentXResolution()==100.0F)
{
hDIBHandle = _ghDIB;

/*
* Clean up the DIB
*/
if(_gpHeader)
{
GlobalUnlock(_ghDIB);
_gpHeader = NULL;
}

_ghDIB = NULL;
}

return hDIBHandle;
}

----------------------------------------------------- end of file


/* ======================================================================== *\

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 © 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.

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
\* ======================================================================== */

#ifndef TWAIN
#define TWAIN

/* SDH - 02/08/95 - TWUNK */
/* Force 32-bit twain to use same packing of twain structures as existing */
/* 16-bit twain. This allows 16/32-bit thunking. */
#ifdef WIN32
#ifdef __BORLANDC__ //(Mentor June 13, 1996) if using a Borland compiler
#pragma option -a2 //(Mentor June 13, 1996) switch to word alignment
#else //(Mentor June 13, 1996) if we're using some other compiler
#pragma pack (push, before_twain)
#pragma pack (2)
#endif //(Mentor June 13, 1996)
#else /* WIN32 */
#endif /* WIN32 */

/****************************************************************************
* TWAIN Version *
****************************************************************************/
#define TWON_PROTOCOLMINOR 8 /* Changed for Version 1.8 */
#define TWON_PROTOCOLMAJOR 1

/****************************************************************************
* Platform Dependent Definitions and Typedefs *
****************************************************************************/

/* Define one of the following, depending on the platform */
/* #define _MAC_ */
/* #define _UNIX_ */
#define _MSWIN_

#ifdef _MSWIN_
typedef HANDLE TW_HANDLE;
typedef LPVOID TW_MEMREF;

/* SDH - 05/05/95 - TWUNK */
/* For common code between 16 and 32 bits. */
#ifdef WIN32
#define TW_HUGE
#else /* WIN32 */
#define TW_HUGE huge
#endif /* WIN32 */
typedef BYTE TW_HUGE * HPBYTE;
typedef void TW_HUGE * HPVOID;
#endif /* _MSWIN_ */

#ifdef _MAC_
#define PASCAL pascal
#define FAR
typedef Handle TW_HANDLE;
typedef char *TW_MEMREF;
#endif /* _MAC_ */

#ifdef _UNIX_
#define PASCAL pascal
typedef unsigned char *TW_HANDLE;
typedef unsigned char *TW_MEMREF;
#endif /* _UNIX_ */

/****************************************************************************
* 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;

/* Fixed point structure type. */
typedef struct {
TW_INT16 Whole; /* maintains the sign */
TW_UINT16 Frac;
} TW_FIX32, FAR *pTW_FIX32;

/****************************************************************************
* Structure Definitions *
****************************************************************************/

/* No DAT needed. */
typedef struct {
TW_FIX32 X;
TW_FIX32 Y;
TW_FIX32 Z;
} TW_CIEPOINT, FAR * pTW_CIEPOINT;

/* No DAT needed. */
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; /* if =0 use the gamma */
} TW_DECODEFUNCTION, FAR * pTW_DECODEFUNCTION;

/* No DAT needed. */
typedef struct {
TW_UINT8 Index; /* Value used to index into the color table. */
TW_UINT8 Channel1; /* First tri-stimulus value (e.g Red) */
TW_UINT8 Channel2; /* Second tri-stimulus value (e.g Green) */
TW_UINT8 Channel3; /* Third tri-stimulus value (e.g Blue) */
} TW_ELEMENT8, FAR * pTW_ELEMENT8;

/* No DAT. 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;

/* No DAT needed. Used to manage memory buffers. */
typedef struct {
TW_UINT32 Flags; /* Any combination of the TWMF_ constants. */
TW_UINT32 Length; /* Number of bytes stored in buffer TheMem. */
TW_MEMREF TheMem; /* Pointer or handle to the allocated memory buffer. */
} TW_MEMORY, FAR * pTW_MEMORY;

/* No DAT needed. */
typedef struct {
TW_DECODEFUNCTION Decode[3];
TW_FIX32 Mix[3][3];
} TW_TRANSFORMSTAGE, FAR * pTW_TRANSFORMSTAGE;

/* No DAT needed. Describes version of software currently running. */
typedef struct {
TW_UINT16 MajorNum; /* Major revision number of the software. */
TW_UINT16 MinorNum; /* Incremental revision number of the software. */
TW_UINT16 Language; /* e.g. TWLG_SWISSFRENCH */
TW_UINT16 Country; /* e.g. TWCY_SWITZERLAND */
TW_STR32 Info; /* e.g. "1.0b3 Beta release" */
} TW_VERSION, FAR * pTW_VERSION;

/* TWON_ARRAY. Container for array of values (a simplified TW_ENUMERATION) */
typedef struct {
TW_UINT16 ItemType;
TW_UINT32 NumItems; /* How many items in ItemList */
TW_UINT8 ItemList[1]; /* Array of ItemType values starts here */
} TW_ARRAY, FAR * pTW_ARRAY;

/* TWON_ENUMERATION. Container for a collection of values. */
typedef struct {
TW_UINT16 ItemType;
TW_UINT32 NumItems; /* How many items in ItemList */
TW_UINT32 CurrentIndex; /* Current value is in ItemList[CurrentIndex] */
TW_UINT32 DefaultIndex; /* Powerup value is in ItemList[DefaultIndex] */
TW_UINT8 ItemList[1]; /* Array of ItemType values starts here */
} TW_ENUMERATION, FAR * pTW_ENUMERATION;

/* TWON_ONEVALUE. Container for one value. */
typedef struct {
TW_UINT16 ItemType;
TW_UINT32 Item;
} TW_ONEVALUE, FAR * pTW_ONEVALUE;

/* TWON_RANGE. Container for a range of values. */
typedef struct {
TW_UINT16 ItemType;
TW_UINT32 MinValue; /* Starting value in the range. */
TW_UINT32 MaxValue; /* Final value in the range. */
TW_UINT32 StepSize; /* Increment from MinValue to MaxValue. */
TW_UINT32 DefaultValue; /* Power-up value. */
TW_UINT32 CurrentValue; /* The value that is currently in effect. */
} TW_RANGE, FAR * pTW_RANGE;

/* DAT_CAPABILITY. Used by application to get/set capability from/in a data source. */
typedef struct {
TW_UINT16 Cap; /* id of capability to set or get, e.g. CAP_BRIGHTNESS */
TW_UINT16 ConType; /* TWON_ONEVALUE, _RANGE, _ENUMERATION or _ARRAY */
TW_HANDLE hContainer; /* Handle to container of type Dat */
} TW_CAPABILITY, FAR * pTW_CAPABILITY;

/* DAT_CIECOLOR. */
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;

/* DAT_EVENT. For passing events down from the application to the DS. */
typedef struct {
TW_MEMREF pEvent; /* Windows pMSG or Mac pEvent. */
TW_UINT16 TWMessage; /* TW msg from data source, e.g. MSG_XFERREADY */
} TW_EVENT, FAR * pTW_EVENT;

/* DAT_GRAYRESPONSE */
typedef struct {
TW_ELEMENT8 Response[1];
} TW_GRAYRESPONSE, FAR * pTW_GRAYRESPONSE;

/* DAT_IDENTITY. Identifies the program/library/code resource. */
typedef struct {
TW_UINT32 Id; /* Unique number. In Windows, application hWnd */
TW_VERSION Version; /* Identifies the piece of code */
TW_UINT16 ProtocolMajor; /* Application and DS must set to TWON_PROTOCOLMAJOR */
TW_UINT16 ProtocolMinor; /* Application and DS must set to TWON_PROTOCOLMINOR */
TW_UINT32 SupportedGroups; /* Bit field OR combination of DG_ constants */
TW_STR32 Manufacturer; /* Manufacturer name, e.g. "Hewlett-Packard" */
TW_STR32 ProductFamily; /* Product family name, e.g. "ScanJet" */
TW_STR32 ProductName; /* Product name, e.g. "ScanJet Plus" */
} TW_IDENTITY, FAR * pTW_IDENTITY;

/* DAT_IMAGEINFO. Application gets detailed image info from DS with this. */
typedef struct {
TW_FIX32 XResolution; /* Resolution in the horizontal */
TW_FIX32 YResolution; /* Resolution in the vertical */
TW_INT32 ImageWidth; /* Columns in the image, -1 if unknown by DS*/
TW_INT32 ImageLength; /* Rows in the image, -1 if unknown by DS */
TW_INT16 SamplesPerPixel; /* Number of samples per pixel, 3 for RGB */
TW_INT16 BitsPerSample[8]; /* Number of bits for each sample */
TW_INT16 BitsPerPixel; /* Number of bits for each padded pixel */
TW_BOOL Planar; /* True if Planar, False if chunky */
TW_INT16 PixelType; /* How to interp data; photo interp (TWPT_) */
TW_UINT16 Compression; /* How the data is compressed (TWCP_xxxx) */
} TW_IMAGEINFO, FAR * pTW_IMAGEINFO;

/* DAT_IMAGELAYOUT. Provides image layout information in current units. */
typedef struct {
TW_FRAME Frame; /* Frame coords within larger document */
TW_UINT32 DocumentNumber;
TW_UINT32 PageNumber; /* Reset when you go to next document */
TW_UINT32 FrameNumber; /* Reset when you go to next page */
} TW_IMAGELAYOUT, FAR * pTW_IMAGELAYOUT;

/* DAT_IMAGEMEMXFER. Used to pass image data (e.g. in strips) from DS to application.*/
typedef struct {
TW_UINT16 Compression; /* How the data is compressed */
TW_UINT32 BytesPerRow; /* Number of bytes in a row of data */
TW_UINT32 Columns; /* How many columns */
TW_UINT32 Rows; /* How many rows */
TW_UINT32 XOffset; /* How far from the side of the image */
TW_UINT32 YOffset; /* How far from the top of the image */
TW_UINT32 BytesWritten; /* How many bytes written in Memory */
TW_MEMORY Memory; /* Mem struct used to pass actual image data */
} TW_IMAGEMEMXFER, FAR * pTW_IMAGEMEMXFER;

/* Changed in 1.1: QuantTable, HuffmanDC, HuffmanAC TW_MEMREF -> TW_MEMORY */
/* DAT_JPEGCOMPRESSION. Based on JPEG Draft International Std, ver 10918-1. */
typedef struct {
TW_UINT16 ColorSpace; /* One of the TWPT_xxxx values */
TW_UINT32 SubSampling; /* Two word "array" for subsampling values */
TW_UINT16 NumComponents; /* Number of color components in image */
TW_UINT16 RestartFrequency; /* Frequency of restart marker codes in MDU's */
TW_UINT16 QuantMap[4]; /* Mapping of components to QuantTables */
TW_MEMORY QuantTable[4]; /* Quantization tables */
TW_UINT16 HuffmanMap[4]; /* Mapping of components to Huffman tables */
TW_MEMORY HuffmanDC[2]; /* DC Huffman tables */
TW_MEMORY HuffmanAC[2]; /* AC Huffman tables */
} TW_JPEGCOMPRESSION, FAR * pTW_JPEGCOMPRESSION;

/* DAT_PALETTE8. Color palette when TWPT_PALETTE pixels xfer'd in mem buf. */
typedef struct {
TW_UINT16 NumColors; /* Number of colors in the color table. */
TW_UINT16 PaletteType; /* TWPA_xxxx, specifies type of palette. */
TW_ELEMENT8 Colors[256]; /* Array of palette values starts here. */
} TW_PALETTE8, FAR * pTW_PALETTE8;

/* DAT_PENDINGXFERS. Used with MSG_ENDXFER to indicate additional data. */
typedef struct {
TW_UINT16 Count;
union {
TW_UINT32 EOJ;
TW_UINT32 Reserved;
};
} TW_PENDINGXFERS, FAR *pTW_PENDINGXFERS;

/* DAT_RGBRESPONSE */
typedef struct {
TW_ELEMENT8 Response[1];
} TW_RGBRESPONSE, FAR * pTW_RGBRESPONSE;

/* DAT_SETUPFILEXFER. Sets up DS to application data transfer via a file. */
typedef struct {
TW_STR255 FileName;
TW_UINT16 Format; /* Any TWFF_ constant */
TW_INT16 VRefNum; /* Used for Mac only */
} TW_SETUPFILEXFER, FAR * pTW_SETUPFILEXFER;

/* DAT_SETUPMEMXFER. Sets up DS to application data transfer via a memory buffer. */
typedef struct {
TW_UINT32 MinBufSize;
TW_UINT32 MaxBufSize;
TW_UINT32 Preferred;
} TW_SETUPMEMXFER, FAR * pTW_SETUPMEMXFER;

/* DAT_STATUS. Application gets detailed status info from a data source with this. */
typedef struct {
TW_UINT16 ConditionCode; /* Any TWCC_ constant */
TW_UINT16 Reserved; /* Future expansion space */
} TW_STATUS, FAR * pTW_STATUS;

/* DAT_USERINTERFACE. Coordinates UI between application and data source. */
typedef struct {
TW_BOOL ShowUI; /* TRUE if DS should bring up its UI */
TW_BOOL ModalUI; /* For Mac only - true if the DS's UI is modal */
TW_HANDLE hParent; /* For windows only - Application window handle */
} TW_USERINTERFACE, FAR * pTW_USERINTERFACE;

/* SDH - 03/21/95 - TWUNK */
/* DAT_TWUNKIDENTITY. Provides DS identity and 'other' information necessary */
/* across thunk link. */
typedef struct {
TW_IDENTITY identity; /* Identity of data source. */
TW_STR255 dsPath; /* Full path and file name of data source. */
} TW_TWUNKIDENTITY, FAR * pTW_TWUNKIDENTITY;

/* SDH - 03/21/95 - TWUNK */
/* Provides DS_Entry parameters over thunk link. */
typedef struct
{
TW_INT8 destFlag; /* TRUE if dest is not NULL */
TW_IDENTITY dest; /* Identity of data source (if used) */
TW_INT32 dataGroup; /* DSM_Entry dataGroup parameter */
TW_INT16 dataArgType; /* DSM_Entry dataArgType parameter */
TW_INT16 message; /* DSM_Entry message parameter */
TW_INT32 pDataSize; /* Size of pData (0 if NULL) */
// TW_MEMREF pData; /* Based on implementation specifics, a */
/* pData parameter makes no sense in this */
/* structure, but data (if provided) will be*/
/* appended in the data block. */
} TW_TWUNKDSENTRYPARAMS, FAR * pTW_TWUNKDSENTRYPARAMS;

/* SDH - 03/21/95 - TWUNK */
/* Provides DS_Entry results over thunk link. */
typedef struct
{
TW_UINT16 returnCode; /* Thunker DsEntry return code. */
TW_UINT16 conditionCode; /* Thunker DsEntry condition code. */
TW_INT32 pDataSize; /* Size of pData (0 if NULL) */
// TW_MEMREF pData; /* Based on implementation specifics, a */
/* pData parameter makes no sense in this */
/* structure, but data (if provided) will be*/
/* appended in the data block. */
} TW_TWUNKDSENTRYRETURN, FAR * pTW_TWUNKDSENTRYRETURN;

/* WJD - 950818 */
/* Added for 1.6 Specification */
/* TWAIN 1.6 CAP_SUPPORTEDCAPSEXT structure */
typedef struct
{
TW_UINT16 Cap; /* Which CAP/ICAP info is relevant to */
TW_UINT16 Properties; /* Messages this CAP/ICAP supports */
} TW_CAPEXT, FAR * pTW_CAPEXT;

/* ----------------------------------------------------------------------- *\

Version 1.7: Added Following data structure for Document Imaging
July 1997 Enhancement.
KHL TW_CUSTOMDSDATA -- For Saving and Restoring Source's
state.
TW_INFO -- Each attribute for extended image
information.
TW_EXTIMAGEINFO -- Extended image information structure.

\* ----------------------------------------------------------------------- */

typedef struct {
TW_UINT32 InfoLength; /* Length of Information in bytes. */
TW_HANDLE hData; /* Place holder for data, DS Allocates */
}TW_CUSTOMDSDATA, FAR *pTW_CUSTOMDSDATA;

typedef struct {
TW_UINT16 InfoID;
TW_UINT16 ItemType;
TW_UINT16 NumItems;
TW_UINT16 CondCode;
TW_UINT32 Item;
}TW_INFO, FAR* pTW_INFO;

typedef struct {
TW_UINT32 NumInfos;
TW_INFO Info[1];
}TW_EXTIMAGEINFO, FAR* pTW_EXTIMAGEINFO;

/* Added 1.8 */

/* DAT_AUDIOINFO, information about audio data */
typedef struct {
TW_STR255 Name; /* name of audio data */
TW_UINT32 Reserved; /* reserved space */
} TW_AUDIOINFO, FAR * pTW_AUDIOINFO;

/* DAT_DEVICEEVENT, information about events */
typedef struct {
TW_UINT32 Event; /* One of the TWDE_xxxx values. */
TW_STR255 DeviceName; /* The name of the device that generated the event */
TW_UINT32 BatteryMinutes; /* Battery Minutes Remaining */
TW_INT16 BatteryPercentage; /* Battery Percentage Remaining */
TW_INT32 PowerSupply; /* Power Supply */
TW_FIX32 XResolution; /* Resolution */
TW_FIX32 YResolution; /* Resolution */
TW_UINT32 FlashUsed2; /* Flash Used2 */
TW_UINT32 AutomaticCapture; /* Automatic Capture */
TW_UINT32 TimeBeforeFirstCapture; /* Automatic Capture */
TW_UINT32 TimeBetweenCaptures; /* Automatic Capture */
} TW_DEVICEEVENT, FAR * pTW_DEVICEEVENT;

/* DAT_FILESYSTEM, information about TWAIN file system */
typedef struct {
/* DG_CONTROL / DAT_FILESYSTEM / MSG_xxxx fields */
TW_STR255 InputName; /* The name of the input or source file */
TW_STR255 OutputName; /* The result of an operation or the name of a destination file */
TW_MEMREF Context; /* Source specific data used to remember state information */
/* DG_CONTROL / DAT_FILESYSTEM / MSG_DELETE field */
int Recursive; /* recursively delete all sub-directories */
/* DG_CONTROL / DAT_FILESYSTEM / MSG_GETINFO fields */
TW_INT32 FileType; /* One of the TWFT_xxxx values */
TW_UINT32 Size; /* Size of current FileType */
TW_STR32 CreateTimeDate; /* creation date of the file */
TW_STR32 ModifiedTimeDate; /* last date the file was modified */
TW_UINT32 FreeSpace; /* bytes of free space on the current device */
TW_INT32 NewImageSize; /* estimate of the amount of space a new image would take up */
TW_UINT32 NumberOfFiles; /* number of files, depends on FileType */
TW_UINT32 NumberOfSnippets; /**/
char Reserved[512]; /**/
} TW_FILESYSTEM, FAR * pTW_FILESYSTEM;

/* DAT_PASSTHRU, device dependant data to pass through Data Source */
typedef struct {
TW_MEMREF pCommand; /* Pointer to Command buffer */
TW_UINT32 CommandBytes; /* Number of bytes in Command buffer */
TW_INT32 Direction; /* One of the TWDR_xxxx values. Defines the direction of data flow */
TW_MEMREF pData; /* Pointer to Data buffer */
TW_UINT32 DataBytes; /* Number of bytes in Data buffer */
TW_UINT32 DataBytesXfered; /* Number of bytes successfully transferred */
} TW_PASSTHRU, FAR * pTW_PASSTHRU;

/* 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;

/****************************************************************************
* Generic Constants *
****************************************************************************/

#define TWON_ARRAY 3 /* indicates TW_ARRAY container */
#define TWON_ENUMERATION 4 /* indicates TW_ENUMERATION container */
#define TWON_ONEVALUE 5 /* indicates TW_ONEVALUE container */
#define TWON_RANGE 6 /* indicates TW_RANGE container */

#define TWON_ICONID 962 /* res Id of icon used in USERSELECT lbox */
#define TWON_DSMID 461 /* res Id of the DSM version num resource */
#define TWON_DSMCODEID 63 /* res Id of the Mac SM Code resource */

#define TWON_DONTCARE8 0xff
#define TWON_DONTCARE16 0xffff
#define TWON_DONTCARE32 0xffffffff

/* Flags used in TW_MEMORY structure. */
#define TWMF_APPOWNS 0x1
#define TWMF_DSMOWNS 0x2
#define TWMF_DSOWNS 0x4
#define TWMF_POINTER 0x8
#define TWMF_HANDLE 0x10

/* Palette types for TW_PALETTE8 */
#define TWPA_RGB 0
#define TWPA_GRAY 1
#define TWPA_CMY 2

/* There are four containers used for capabilities negotiation:
* TWON_ONEVALUE, TWON_RANGE, TWON_ENUMERATION, TWON_ARRAY
* In each container structure ItemType can be TWTY_INT8, TWTY_INT16, etc.
* The kind of data stored in the container can be determined by doing
* DCItemSize[ItemType] where the following is defined in TWAIN glue code:
* DCItemSize[]= { sizeof(TW_INT8),
* sizeof(TW_INT16),
* etc.
* sizeof(TW_UINT32) };
*
*/

#define TWTY_INT8 0x0000 /* Means Item is a TW_INT8 */
#define TWTY_INT16 0x0001 /* Means Item is a TW_INT16 */
#define TWTY_INT32 0x0002 /* Means Item is a TW_INT32 */

#define TWTY_UINT8 0x0003 /* Means Item is a TW_UINT8 */
#define TWTY_UINT16 0x0004 /* Means Item is a TW_UINT16 */
#define TWTY_UINT32 0x0005 /* Means Item is a TW_UINT32 */

#define TWTY_BOOL 0x0006 /* Means Item is a TW_BOOL */

#define TWTY_FIX32 0x0007 /* Means Item is a TW_FIX32 */

#define TWTY_FRAME 0x0008 /* Means Item is a TW_FRAME */

#define TWTY_STR32 0x0009 /* Means Item is a TW_STR32 */
#define TWTY_STR64 0x000a /* Means Item is a TW_STR64 */
#define TWTY_STR128 0x000b /* Means Item is a TW_STR128 */
#define TWTY_STR255 0x000c /* Means Item is a TW_STR255 */

/****************************************************************************
* Capability Constants *
****************************************************************************/

/* ICAP_BITORDER values (BO_ means Bit Order) */
#define TWBO_LSBFIRST 0
#define TWBO_MSBFIRST 1

/* ICAP_COMPRESSION values (CP_ means ComPression ) */
#define TWCP_NONE 0
#define TWCP_PACKBITS 1
#define TWCP_GROUP31D 2 /* Follows CCITT spec (no End Of Line) */
#define TWCP_GROUP31DEOL 3 /* Follows CCITT spec (has End Of Line) */
#define TWCP_GROUP32D 4 /* Follows CCITT spec (use cap for K Factor) */
#define TWCP_GROUP4 5 /* Follows CCITT spec */
#define TWCP_JPEG 6 /* Use capability for more info */
#define TWCP_LZW 7 /* Must license from Unisys and IBM to use */
#define TWCP_JBIG 8 /* For Bitonal images -- Added 1.7 KHL */
/* Added 1.8 */
#define TWCP_PNG 9
#define TWCP_RLE4 10
#define TWCP_RLE8 11
#define TWCP_BITFIELDS 12


/* ICAP_IMAGEFILEFORMAT values (FF_means File Format) */
#define TWFF_TIFF 0 /* Tagged Image File Format */
#define TWFF_PICT 1 /* Macintosh PICT */
#define TWFF_BMP 2 /* Windows Bitmap */
#define TWFF_XBM 3 /* X-Windows Bitmap */
#define TWFF_JFIF 4 /* JPEG File Interchange Format */
#define TWFF_FPX 5 /* Flash Pix */
#define TWFF_TIFFMULTI 6 /* Multi-page tiff file */
#define TWFF_PNG 7
#define TWFF_SPIFF 8
#define TWFF_EXIF 9


/* ICAP_FILTER values (FT_ means Filter Type) */
#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

/* ICAP_LIGHTPATH values (LP_ means Light Path) */
#define TWLP_REFLECTIVE 0
#define TWLP_TRANSMISSIVE 1

/* ICAP_LIGHTSOURCE values (LS_ means Light Source) */
#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

/* ICAP_ORIENTATION values (OR_ means ORientation) */
#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

/* ICAP_PLANARCHUNKY values (PC_ means Planar/Chunky ) */
#define TWPC_CHUNKY 0
#define TWPC_PLANAR 1

/* ICAP_PIXELFLAVOR values (PF_ means Pixel Flavor) */
#define TWPF_CHOCOLATE 0 /* zero pixel represents darkest shade */
#define TWPF_VANILLA 1 /* zero pixel represents lightest shade */

/* ICAP_PIXELTYPE values (PT_ means Pixel Type) */
#define TWPT_BW 0 /* Black and White */
#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

/* ICAP_SUPPORTEDSIZES values (SS_ means Supported Sizes) */
#define TWSS_NONE 0
#define TWSS_A4LETTER 1
#define TWSS_B5LETTER 2
#define TWSS_USLETTER 3
#define TWSS_USLEGAL 4
/* Added 1.5 */
#define TWSS_A5 5
#define TWSS_B4 6
#define TWSS_B6 7
//#define TWSS_B 8
/* Added 1.7 */
#define TWSS_USLEDGER 9
#define TWSS_USEXECUTIVE 10
#define TWSS_A3 11
#define TWSS_B3 12
#define TWSS_A6 13
#define TWSS_C4 14
#define TWSS_C5 15
#define TWSS_C6 16
/* Added 1.8 */
#define TWSS_4A0 17
#define TWSS_2A0 18
#define TWSS_A0 19
#define TWSS_A1 20
#define TWSS_A2 21
#define TWSS_A4 TWSS_A4LETTER
#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_ISOB3 TWSS_B3
#define TWSS_ISOB4 TWSS_B4
#define TWSS_ISOB5 29
#define TWSS_ISOB6 TWSS_B6
#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_JISB5 TWSS_B5LETTER
#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

/* ICAP_XFERMECH values (SX_ means Setup XFer) */
#define TWSX_NATIVE 0
#define TWSX_FILE 1
#define TWSX_MEMORY 2

/* 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

/* Added 1.5 */
/* ICAP_BITDEPTHREDUCTION values (BR_ means Bitdepth Reduction) */
#define TWBR_THRESHOLD 0
#define TWBR_HALFTONE 1
#define TWBR_CUSTHALFTONE 2
#define TWBR_DIFFUSION 3

/* Added 1.7 */
/* ICAP_DUPLEX values */
#define TWDX_NONE 0
#define TWDX_1PASSDUPLEX 1
#define TWDX_2PASSDUPLEX 2

/* Added 1.7 */
/* 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
/* Added 1.8 */
#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

/* Added 1.7 */
/* TWEI_DESKEWSTATUS values */
#define TWDSK_SUCCESS 0
#define TWDSK_REPORTONLY 1
#define TWDSK_FAIL 2
#define TWDSK_DISABLED 3

/* Added 1.7 */
/* 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

/* Added 1.7 */
/* CAP_JOBCONTROL values */
#define TWJC_NONE 0
#define TWJC_JSIC 1
#define TWJC_JSIS 2
#define TWJC_JSXC 3
#define TWJC_JSXS 4

/* Added 1.7 */
/* TWEI_BARCODEROTATION values (BCOR_ means barcode rotation) */
#define TWBCOR_ROT0 0
#define TWBCOR_ROT90 1
#define TWBCOR_ROT180 2
#define TWBCOR_ROT270 3
#define TWBCOR_ROTX 4

/* Added 1.8 */
/* ACAP_AUDIOFILEFORMAT values (AF_ means audio format) */
#define TWAF_WAV 0
#define TWAF_AIFF 1
#define TWAF_AU 3
#define TWAF_SND 4

/* CAP_ALARMS values (AL_ means alarms) */
#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

/* CAP_CLEARBUFFERS values (CB_ means clear buffers) */
#define TWCB_AUTO 0
#define TWCB_CLEAR 1
#define TWCB_NOCLEAR 2

/* CAP_DEVICEEVENT values (DE_ means device event) */
#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

/* CAP_FEEDERALIGNMENT values (FA_ means feeder alignment) */
#define TWFA_NONE 0
#define TWFA_LEFT 1
#define TWFA_CENTER 2
#define TWFA_RIGHT 3

/* CAP_FEEDERORDER values (FO_ means feeder order) */
#define TWFO_FIRSTPAGEFIRST 0
#define TWFO_LASTPAGEFIRST 1

/* CAP_FILESYSTEM values (FS_ means file system) */
#define TWFS_FILESYSTEM 0
#define TWFS_RECURSIVEDELETE 1

/* CAP_POWERSUPPLY values (PS_ means power supply) */
#define TWPS_EXTERNAL 0
#define TWPS_BATTERY 1

/* CAP_PRINTER values (PR_ means printer) */
#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_PRINTERMODE values (PM_ means printer mode) */
#define TWPM_SINGLESTRING 0
#define TWPM_MULTISTRING 1
#define TWPM_COMPOUNDSTRING 2

/* ICAP_BARCODESEARCHMODE values (TWBD_ means search) */
#define TWBD_HORZ 0
#define TWBD_VERT 1
#define TWBD_HORZVERT 2
#define TWBD_VERTHORZ 3

/* ICAP_FLASHUSED2 values (FL_ means flash) */
#define TWFL_NONE 0
#define TWFL_OFF 1
#define TWFL_ON 2
#define TWFL_AUTO 3
#define TWFL_REDEYE 4

/* ICAP_FLIPROTATION values (FR_ means flip rotation) */
#define TWFR_BOOK 0
#define TWFR_FANFOLD 1

/* ICAP_IMAGEFILTER values (IF_ means image filter) */
#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_NOISEFILTER values (NF_ means noise filter) */
#define TWNF_NONE 0
#define TWNF_AUTO 1
#define TWNF_LONEPIXEL 2
#define TWNF_MAJORITYRULE 3

/* ICAP_OVERSCAN values (OV_ means overscan) */
#define TWOV_NONE 0
#define TWOV_AUTO 1
#define TWOV_TOPBOTTOM 2
#define TWOV_LEFTRIGHT 3
#define TWOV_ALL 4

/* TW_FILESYSTEM.FileType values (FT_ means file type) */
#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

/****************************************************************************
* 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
/* Added for 1.8 */
#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_DAN 0 /* Danish */
#define TWLG_DUT 1 /* Dutch */
#define TWLG_ENG 2 /* International English */
#define TWLG_FCF 3 /* French Canadian */
#define TWLG_FIN 4 /* Finnish */
#define TWLG_FRN 5 /* French */
#define TWLG_GER 6 /* German */
#define TWLG_ICE 7 /* Icelandic */
#define TWLG_ITN 8 /* Italian */
#define TWLG_NOR 9 /* Norwegian */
#define TWLG_POR 10 /* Portuguese */
#define TWLG_SPA 11 /* Spanish */
#define TWLG_SWE 12 /* Swedish */
#define TWLG_USA 13 /* U.S. English */
/* Added for 1.8 */
#define TWLG_USERLOCALE -1
#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 /* United Arabic Emirates */
#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 /* People's Republic of China */
#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
/* More stuff added for 1.8 */
#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 *
****************************************************************************/

/* More Data Groups may be added in the future.
* Possible candidates include text, vector graphics, sound, etc.
* NOTE: Data Group constants must be powers of 2 as they are used
* as bitflags when Application asks DSM to present a list of DSs.
*/

#define DG_CONTROL 0x0001L /* data pertaining to control */
#define DG_IMAGE 0x0002L /* data pertaining to raster images */
/* Added 1.8 */
#define DG_AUDIO 0x0004L /* data pertaining to audio */

/****************************************************************************
* Data Argument Types *
****************************************************************************/

/* SDH - 03/23/95 - WATCH */
/* The thunker requires knowledge about size of data being passed in the */
/* lpData parameter to DS_Entry (which is not readily available due to */
/* type LPVOID. Thus, we key off the DAT_ argument to determine the size. */
/* This has a couple implications: */
/* 1) Any additional DAT_ features require modifications to the thunk code */
/* for thunker support. */
/* 2) Any applications which use the custom capabailites are not supported */
/* under thunking since we have no way of knowing what size data (if */
/* any) is being passed. */

#define DAT_NULL 0x0000 /* No data or structure. */
#define DAT_CUSTOMBASE 0x8000 /* Base of custom DATs. */

/* Data Argument Types for the DG_CONTROL Data Group. */
#define DAT_CAPABILITY 0x0001 /* TW_CAPABILITY */
#define DAT_EVENT 0x0002 /* TW_EVENT */
#define DAT_IDENTITY 0x0003 /* TW_IDENTITY */
#define DAT_PARENT 0x0004 /* TW_HANDLE, application win handle in Windows */
#define DAT_PENDINGXFERS 0x0005 /* TW_PENDINGXFERS */
#define DAT_SETUPMEMXFER 0x0006 /* TW_SETUPMEMXFER */
#define DAT_SETUPFILEXFER 0x0007 /* TW_SETUPFILEXFER */
#define DAT_STATUS 0x0008 /* TW_STATUS */
#define DAT_USERINTERFACE 0x0009 /* TW_USERINTERFACE */
#define DAT_XFERGROUP 0x000a /* TW_UINT32 */
/* SDH - 03/21/95 - TWUNK */
/* Additional message required for thunker to request the special */
/* identity information. */
#define DAT_TWUNKIDENTITY 0x000b /* TW_TWUNKIDENTITY */
#define DAT_CUSTOMDSDATA 0x000c /* TW_CUSTOMDSDATA. */
/* Added 1.8 */
#define DAT_DEVICEEVENT 0x000d /* TW_DEVICEEVENT */
#define DAT_FILESYSTEM 0x000e /* TW_FILESYSTEM */
#define DAT_PASSTHRU 0x000f /* TW_PASSTHRU */

/* Data Argument Types for the DG_IMAGE Data Group. */
#define DAT_IMAGEINFO 0x0101 /* TW_IMAGEINFO */
#define DAT_IMAGELAYOUT 0x0102 /* TW_IMAGELAYOUT */
#define DAT_IMAGEMEMXFER 0x0103 /* TW_IMAGEMEMXFER */
#define DAT_IMAGENATIVEXFER 0x0104 /* TW_UINT32 loword is hDIB, PICHandle */
#define DAT_IMAGEFILEXFER 0x0105 /* Null data */
#define DAT_CIECOLOR 0x0106 /* TW_CIECOLOR */
#define DAT_GRAYRESPONSE 0x0107 /* TW_GRAYRESPONSE */
#define DAT_RGBRESPONSE 0x0108 /* TW_RGBRESPONSE */
#define DAT_JPEGCOMPRESSION 0x0109 /* TW_JPEGCOMPRESSION */
#define DAT_PALETTE8 0x010a /* TW_PALETTE8 */
#define DAT_EXTIMAGEINFO 0x010b /* TW_EXTIMAGEINFO -- for 1.7 Spec. */

/* Added 1.8 */
/* Data Argument Types for the DG_AUDIO Data Group. */
#define DAT_AUDIOFILEXFER 0x0201 /* Null data */
#define DAT_AUDIOINFO 0x0202 /* TW_AUDIOINFO */
#define DAT_AUDIONATIVEXFER 0x0203 /* TW_UINT32 handle to WAV, (AIFF Mac) */

/****************************************************************************
* Messages *
****************************************************************************/

/* All message constants are unique.
* Messages are grouped according to which DATs they are used with.*/

#define MSG_NULL 0x0000 /* Used in TW_EVENT structure */
#define MSG_CUSTOMBASE 0x8000 /* Base of custom messages */

/* Generic messages may be used with any of several DATs. */
#define MSG_GET 0x0001 /* Get one or more values */
#define MSG_GETCURRENT 0x0002 /* Get current value */
#define MSG_GETDEFAULT 0x0003 /* Get default (e.g. power up) value */
#define MSG_GETFIRST 0x0004 /* Get first of a series of items, e.g. DSs */
#define MSG_GETNEXT 0x0005 /* Iterate through a series of items. */
#define MSG_SET 0x0006 /* Set one or more values */
#define MSG_RESET 0x0007 /* Set current value to default value */
#define MSG_QUERYSUPPORT 0x0008 /* Get supported operations on the cap. */

/* Messages used with DAT_NULL */
#define MSG_XFERREADY 0x0101 /* The data source has data ready */
#define MSG_CLOSEDSREQ 0x0102 /* Request for Application. to close DS */
#define MSG_CLOSEDSOK 0x0103 /* Tell the Application. to save the state. */
/* Added 1.8 */
#define MSG_DEVICEEVENT 0X0104 /* Some event has taken place */

/* Messages used with a pointer to a DAT_STATUS structure */
#define MSG_CHECKSTATUS 0x0201 /* Get status information */

/* Messages used with a pointer to DAT_PARENT data */
#define MSG_OPENDSM 0x0301 /* Open the DSM */
#define MSG_CLOSEDSM 0x0302 /* Close the DSM */

/* Messages used with a pointer to a DAT_IDENTITY structure */
#define MSG_OPENDS 0x0401 /* Open a data source */
#define MSG_CLOSEDS 0x0402 /* Close a data source */
#define MSG_USERSELECT 0x0403 /* Put up a dialog of all DS */

/* Messages used with a pointer to a DAT_USERINTERFACE structure */
#define MSG_DISABLEDS 0x0501 /* Disable data transfer in the DS */
#define MSG_ENABLEDS 0x0502 /* Enable data transfer in the DS */
#define MSG_ENABLEDSUIONLY 0x0503 /* Enable for saving DS state only. */

/* 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

/* Added 1.8 */
/* 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

/* Messages used with a pointer to a DAT_PASSTHRU structure */
#define MSG_PASSTHRU 0x0901

/****************************************************************************
* 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 /* default is TWUN_INCHES */
#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_