Leaked source code of windows server 2003
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/*************************** Module Header **********************************
* pfm2ifi
* Program to read Windows 3.1 PFM format data and convert to NT's
* IFIMETRICS data. Note that since IFIMETRICS is somewhat more
* elaborate than PFM data, some of the values are best guesses.
* These are made on the basis of educated guesses.
*
* Copyright (C) 1992, Microsoft Corporation
*
****************************************************************************/
#include "StdAfx.h"
#if (_WIN32_WINNT < 0x0500)
typedef unsigned long DESIGNVECTOR;
#endif
#include <winddi.h>
#include <win30def.h>
#include <uni16gpc.h>
#include <uni16res.h>
#include "raslib.h"
#include "fontinst.h"
#undef DBG
#define ALIAS_EXT "._al" /* The extension on an alias file */
/* Function prototypes */
char **ppcGetAlias( HANDLE, const char * );
PBYTE MapFileA( LPCSTR, DWORD * );
BOOL bValidatePFM( BYTE *, DWORD );
CD *GetFontSel(HANDLE hHeap, FONTDAT *pFDat, int bSelect) {
LOCD locd; /* From originating data */
CD *pCD;
CD *pCDOut; /* Copy data to here */
locd = bSelect ? pFDat->DI.locdSelect : pFDat->DI.locdUnSelect;
if( locd != -1 ) // (NOOCD extended to a long)
{
int size;
CD cdTmp; /* For alignment problems */
pCD = (CD *)(pFDat->pBase + locd);
/*
* The data pointed at by pCD may not be aligned, so we copy
* it into a local structure. This local structure then allows
* us to determine how big the CD really is (using it's length field),
* so then we can allocate storage and copy as required.
*/
memcpy( &cdTmp, (LPSTR)pCD, sizeof(CD) );
/* Allocate storage area in the heap */
size = cdTmp.wLength + sizeof(CD);
pCDOut = (CD *)HeapAlloc( hHeap, 0, (size + 1) & ~0x1 );
//raid 43535
if (pCDOut == NULL){
return 0;
}
memcpy( pCDOut, (BYTE *)pCD, size );
return pCDOut;
}
return 0;
}
short *GetWidthVector(HANDLE hHeap, FONTDAT *pFDat) {
/*
* For debugging code, verify that we have a width table! Then,
* allocate memory and copy into it.
*/
short *pus; /* Destination address */
int cb; /* Number of bytes required */
/*
* There are LastChar - FirstChar width entries, plus the default
* char. And the widths are shorts.
*/
cb = (pFDat->PFMH.dfLastChar - pFDat->PFMH.dfFirstChar + 2) * sizeof( short );
pus = (short *)HeapAlloc( hHeap, 0, cb );
/*
* If this is a bitmap font, then use the width table, but use
* the extent table (in PFMEXTENSION area) as these are ready to
* to scale.
*/
if( pus )
{
BYTE *pb;
if( pFDat->pETM &&
pFDat->pETM->emMinScale != pFDat->pETM->emMaxScale &&
pFDat->PFMExt.dfExtentTable )
{
/* Scalable, so use the extent table */
pb = pFDat->pBase + pFDat->PFMExt.dfExtentTable;
}
else
{
/* Not scalable. */
pb = pFDat->pBase + sizeof( res_PFMHEADER );
}
memcpy( pus, pb, cb );
}
return pus;
}
static void ConvFontRes(register FONTDAT *pFDat) {
BYTE *pb; /* Miscellaneous operations */
res_PFMHEADER *pPFM; /* The resource data format */
res_PFMEXTENSION *pR_PFME; /* Resource data PFMEXT format */
/*
* Align the PFMHEADER structure.
*/
pPFM = (res_PFMHEADER *)pFDat->pBase;
pFDat->PFMH.dfType = pPFM->dfType;
pFDat->PFMH.dfPoints = pPFM->dfPoints;
pFDat->PFMH.dfVertRes = pPFM->dfVertRes;
pFDat->PFMH.dfHorizRes = pPFM->dfHorizRes;
pFDat->PFMH.dfAscent = pPFM->dfAscent;
pFDat->PFMH.dfInternalLeading = pPFM->dfInternalLeading;
pFDat->PFMH.dfExternalLeading = pPFM->dfExternalLeading;
pFDat->PFMH.dfItalic = pPFM->dfItalic;
pFDat->PFMH.dfUnderline = pPFM->dfUnderline;
pFDat->PFMH.dfStrikeOut = pPFM->dfStrikeOut;
pFDat->PFMH.dfWeight = DwAlign2( pPFM->b_dfWeight );
pFDat->PFMH.dfCharSet = pPFM->dfCharSet;
pFDat->PFMH.dfPixWidth = pPFM->dfPixWidth;
pFDat->PFMH.dfPixHeight = pPFM->dfPixHeight;
pFDat->PFMH.dfPitchAndFamily = pPFM->dfPitchAndFamily;
pFDat->PFMH.dfAvgWidth = DwAlign2( pPFM->b_dfAvgWidth );
pFDat->PFMH.dfMaxWidth = DwAlign2( pPFM->b_dfMaxWidth );
pFDat->PFMH.dfFirstChar = pPFM->dfFirstChar;
pFDat->PFMH.dfLastChar = pPFM->dfLastChar;
pFDat->PFMH.dfDefaultChar = pPFM->dfDefaultChar;
pFDat->PFMH.dfBreakChar = pPFM->dfBreakChar;
pFDat->PFMH.dfWidthBytes = DwAlign2( pPFM->b_dfWidthBytes );
pFDat->PFMH.dfDevice = DwAlign4( pPFM->b_dfDevice );
pFDat->PFMH.dfFace = DwAlign4( pPFM->b_dfFace );
pFDat->PFMH.dfBitsPointer = DwAlign4( pPFM->b_dfBitsPointer );
pFDat->PFMH.dfBitsOffset = DwAlign4( pPFM->b_dfBitsOffset );
/*
* The PFMEXTENSION follows the PFMHEADER structure plus any width
* table info. The width table will be present if the PFMHEADER has
* a zero width dfPixWidth. If present, adjust the extension address.
*/
pb = pFDat->pBase + sizeof( res_PFMHEADER ); /* Size in resource data */
if( pFDat->PFMH.dfPixWidth == 0 )
pb += (pFDat->PFMH.dfLastChar - pFDat->PFMH.dfFirstChar + 2) * sizeof( short );
pR_PFME = (res_PFMEXTENSION *)pb;
/*
* Now convert the extended PFM data.
*/
pFDat->PFMExt.dfSizeFields = pR_PFME->dfSizeFields;
pFDat->PFMExt.dfExtMetricsOffset = DwAlign4( pR_PFME->b_dfExtMetricsOffset );
pFDat->PFMExt.dfExtentTable = DwAlign4( pR_PFME->b_dfExtentTable );
pFDat->PFMExt.dfOriginTable = DwAlign4( pR_PFME->b_dfOriginTable );
pFDat->PFMExt.dfPairKernTable = DwAlign4( pR_PFME->b_dfPairKernTable );
pFDat->PFMExt.dfTrackKernTable = DwAlign4( pR_PFME->b_dfTrackKernTable );
pFDat->PFMExt.dfDriverInfo = DwAlign4( pR_PFME->b_dfDriverInfo );
pFDat->PFMExt.dfReserved = DwAlign4( pR_PFME->b_dfReserved );
memcpy( &pFDat->DI, pFDat->pBase + pFDat->PFMExt.dfDriverInfo,
sizeof( DRIVERINFO ) );
/*
* Also need to fill in the address of the EXTTEXTMETRIC. This
* is obtained from the extended PFM data that we just converted!
*/
if( pFDat->PFMExt.dfExtMetricsOffset )
{
/*
* This structure is only an array of shorts, so there is
* no alignment problem. However, the data itself is not
* necessarily aligned in the resource!
*/
int cbSize;
BYTE *pbIn; /* Source of data to shift */
pbIn = pFDat->pBase + pFDat->PFMExt.dfExtMetricsOffset;
cbSize = DwAlign2( pbIn );
if( cbSize == sizeof( EXTTEXTMETRIC ) )
{
/* Simply copy it! */
memcpy( pFDat->pETM, pbIn, cbSize );
}
else
pFDat->pETM = NULL; /* Not our size, so best not use it */
}
else
pFDat->pETM = NULL; /* Is non-zero when passed in */
return;
}
BOOL ConvertPFMToIFI(LPCTSTR lpstrPFM, LPCTSTR lpstrIFI,
LPCTSTR lpstrUniq) {
int cWidth; /* Number of entries in width table */
HANDLE hheap; /* Handle to heap for storage */
HANDLE hOut; /* The output file */
DWORD dwSize; /* Size of input file */
char **ppcAliasList; /* The alias list of names, if present */
PWSTR pwstrUniqNm; /* Unique name */
IFIMETRICS *pIFI;
CD *pCDSel; /* Font selection command descriptor */
CD *pCDDesel; /* Deselection - typically not required */
FI_DATA fid; /* Keep track of stuff in the file */
FONTDAT FDat; /* Converted form of data */
EXTTEXTMETRIC etm; /* Additional data on this font */
INT bPrint = 0;
char acMessage[100];
/*
* Create us a heap, since all the functions we steal from rasdd
* require that we pass a heap handle!
*/
if( !(hheap = HeapCreate(HEAP_NO_SERIALIZE, 10 * 1024, 256 * 1024 ))) {
/* Not too good! */
wsprintf(acMessage, _T("HeapCreate() fails in pfm2ifi") ) ;
MessageBox(NULL, acMessage, NULL, MB_OK);
return FALSE;
}
cWidth = strlen(lpstrUniq);
if ( !(pwstrUniqNm = (PWSTR)HeapAlloc( hheap, 0, (cWidth + 1) * sizeof( WCHAR ) ) ) ){
wsprintf(acMessage, "HeapAlloc() fails in pfm2ifi" );
MessageBox(NULL, acMessage, NULL, MB_OK);
return FALSE;
}
MultiByteToWideChar( CP_ACP, 0, lpstrUniq, cWidth, pwstrUniqNm, cWidth );
*(pwstrUniqNm + cWidth) = 0;
/*
* Zero out the header structure. This means we can ignore any
* irrelevant fields, which will then have the value 0, which is
* the value for not used.
*/
memset( &fid, 0, sizeof( fid ) );
memset( &FDat, 0, sizeof( FONTDAT ) );
/*
* First step is to open the input file - this is done via MapFileA.
* We then pass the returned address around to various functions
* which do the conversion to something we understand.
*/
if( !(FDat.pBase = MapFileA( lpstrPFM, &dwSize))) {
wsprintf(acMessage, "Cannot open input file: %s", lpstrPFM);
MessageBox(NULL, acMessage, NULL, MB_OK);
return FALSE;
}
/*
* Do some validation on the input file.
*/
if (!bValidatePFM( FDat.pBase, dwSize)) {
wsprintf(acMessage, "%s is not a valid PFM file", lpstrPFM);
return FALSE;
}
/*
* If there is a file with the same name as the input file, BUT with
* an extension of ._al, this is presumed to be an alias file. An
* alias file consists of a set of alias names for this font. The
* reason is that font names have not been very consistent, so we
* provide aliases to the font mapper, thus maintaining the format
* information for old documents.
* The file format is one alias per input line. Names which
* are duplicates of the name in the PFM file will be ignored.
*/
ppcAliasList = ppcGetAlias(hheap, lpstrPFM);
FDat.pETM = &etm; /* Important for scalable fonts */
/*
* Create the output file.
*/
hOut = CreateFile( lpstrIFI, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, 0);
if( hOut == (HANDLE)-1) {
wsprintf(acMessage, "Could not create output file '%s'", lpstrIFI);
MessageBox(NULL, acMessage, NULL, MB_OK);
return FALSE;
}
/*
* Now have the data, so civilise it: alignment etc.
*/
ConvFontRes( &FDat );
fid.fCaps = FDat.DI.fCaps;
fid.wFontType = FDat.DI.wFontType; /* Device FOnt Type */
fid.wPrivateData = FDat.DI.wPrivateData;
fid.sYAdjust = FDat.DI.sYAdjust;
fid.sYMoved = FDat.DI.sYMoved;
fid.wXRes = FDat.PFMH.dfHorizRes;
fid.wYRes = FDat.PFMH.dfVertRes;
/*
* Convert the font metrics. Note that the last two parameters are
* chosen with the understanding of how this function does its scaling.
* Any changes to that method will require changes here too!!!
*/
pIFI = FontInfoToIFIMetric( &FDat, hheap, pwstrUniqNm, ppcAliasList );
fid.dsIFIMet.pvData = pIFI;
if (fid.dsIFIMet.pvData == 0) {
/* Should not happen! */
MessageBox(NULL, "Could not create IFIMETRICS", NULL, MB_OK);
return FALSE;
}
fid.dsIFIMet.cBytes = pIFI->cjThis;
/*
* Also need to record which CTT is used for this font. When the
* resource is loaded, this is turned into the address of the
* corresponding CTT, which is a resource somewhere else in the
* mini-driver, or in rasdd.
*/
fid.dsCTT.cBytes = FDat.DI.sTransTab;
/*
* Note that IFIMETRICS is only WORD aligned. However, since the
* following data only requires WORD alignment, we can ignore any
* lack of DWORD alignment.
*/
/*
* If there is a width vector, now is the time to extract it.
* There is one if dfPixWidth field in the PFM data is zero.
*/
if( FDat.PFMH.dfPixWidth == 0 &&
(fid.dsWidthTab.pvData = GetWidthVector( hheap, &FDat )) )
{
cWidth = pIFI->chLastChar - pIFI->chFirstChar + 1;
fid.dsWidthTab.cBytes = cWidth * sizeof( short );
}
else
fid.dsWidthTab.cBytes = 0;
/*
* Finally, the font selection/deselection strings. These are
* byte strings, sent directly to the printer. Typically there
* is no deselection string. These require WORD alignment, and
* the GetFontSel function will round the size to that requirement.
* Since we follow the width tables, WORD alignment is guaranteed.
*/
if( pCDSel = GetFontSel( hheap, &FDat, 1 ) )
{
/* Have a selection string, so update the red tape etc. */
fid.dsSel.cBytes = (int)HeapSize( hheap, 0, (LPSTR)pCDSel );
fid.dsSel.pvData = pCDSel;
}
if( pCDDesel = GetFontSel( hheap, &FDat, 0 ) )
{
/* Also have a deselection string, so record its presence */
fid.dsDesel.cBytes = (int)HeapSize( hheap, 0, (LPSTR)pCDDesel );
fid.dsDesel.pvData = pCDDesel;
}
if( FDat.pETM == NULL )
{
fid.dsETM.pvData = NULL;
fid.dsETM.cBytes = 0;
}
else
{
fid.dsETM.pvData = (VOID*) &etm;
fid.dsETM.cBytes = sizeof(etm);
}
/*
* Time to write the output file.
*/
if( iWriteFDH( hOut, &fid ) < 0 )
MessageBox(NULL, "CANNOT WRITE OUTPUT FILE", NULL, MB_OK);
/* All done, so clean up and away */
UnmapViewOfFile( FDat.pBase ); /* Input no longer needed */
HeapDestroy(hheap); /* Probably not needed */
CloseHandle(hOut); // Really, this would be a good idea!
return TRUE;
}
/*
* An ASCII based copy of KentSe's mapfile function.
*/
/************************** Function Header *********************************
* PVOID MapFileA( psz, pdwSize )
*
* Returns a pointer to the mapped file defined by psz.
*
* Parameters:
* psz ASCII string containing fully qualified pathname of the
* file to map.
*
* Returns:
* Pointer to mapped memory if success, NULL if error.
*
* NOTE: UnmapViewOfFile will have to be called by the user at some
* point to free up this allocation.
*
* History:
* 11:32 on Tue 29 Jun 1993 -by- Lindsay Harris [lindsayh]
* Return the size of the file too.
*
* 05-Nov-1991 -by- Kent Settle [kentse]
* Wrote it.
***************************************************************************/
PBYTE
MapFileA(LPCSTR psz, PDWORD pdwSize) {
void *pv;
HANDLE hFile, hFileMap;
BY_HANDLE_FILE_INFORMATION x;
/*
* First open the file. This is required to do the mapping, but
* it also allows us to find the size, which is used for validating
* that we have something resembling a PFM file.
*/
hFile = CreateFileA(psz, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,
NULL );
if( hFile == INVALID_HANDLE_VALUE )
{
printf( "MapFileA: CreateFileA( %s ) failed.\n", psz );
return NULL;
}
/*
* Find the size of the file now, and set it in the caller's area.
*/
if( GetFileInformationByHandle( hFile, &x ) )
*pdwSize = x.nFileSizeLow;
else
*pdwSize = 0;
// create the mapping object.
if( !(hFileMap = CreateFileMappingA( hFile, NULL, PAGE_READONLY,
0, 0, NULL )) )
{
printf( "MapFileA: CreateFileMapping failed.\n" );
return NULL;
}
// get the pointer mapped to the desired file.
if( !(pv = MapViewOfFile( hFileMap, FILE_MAP_READ, 0, 0, 0 )) )
{
printf( "MapFileA: MapViewOfFile failed.\n" );
return NULL;
}
// now that we have our pointer, we can close the file and the
// mapping object.
if( !CloseHandle( hFileMap ) )
printf( "MapFileA: CloseHandle( hFileMap ) failed.\n" );
if( !CloseHandle( hFile ) )
printf( "MapFileA: CloseHandle( hFile ) failed.\n" );
return (PBYTE) pv;
}
/************************** Function Header *******************************
* bValidatePFM
* Look at a memory mapped PFM file, and see if it seems reasonable.
*
* RETURNS:
* TRUE if OK, else FALSE
*
* HISTORY:
* 12:22 on Tue 29 Jun 1993 -by- Lindsay Harris [lindsayh]
* First version to improve usability of pfm2ifi.
*
**************************************************************************/
BOOL
bValidatePFM( PBYTE pBase, DWORD dwSize ) {
DWORD dwOffset; /* Calculate offset of interest as we go */
res_PFMHEADER *rpfm; /* In Win 3.1 format, UNALIGNED!! */
res_PFMEXTENSION *rpfme; /* Final access to offset to DRIVERINFO */
DRIVERINFO di; /* The actual DRIVERINFO data! */
/*
* First piece of sanity checking is the size! It must be at least
* as large as a PFMHEADER structure plus a DRIVERINFO structure.
*/
if( dwSize < (sizeof( res_PFMHEADER ) + (sizeof( DRIVERINFO ) ) +
sizeof( res_PFMEXTENSION )) )
{
return FALSE;
}
/*
* Step along to find the DRIVERINFO structure, as this contains
* some identifying information that we match to look for legitimacy.
*/
rpfm = (res_PFMHEADER *)pBase; /* Looking for fixed pitch */
dwOffset = sizeof( res_PFMHEADER );
if( rpfm->dfPixWidth == 0 )
{
/* Proportionally spaced, so allow for the width table too! */
dwOffset += (rpfm->dfLastChar - rpfm->dfFirstChar + 2) * sizeof( short );
}
rpfme = (res_PFMEXTENSION *)(pBase + dwOffset);
/* Next is the PFMEXTENSION data */
dwOffset += sizeof( res_PFMEXTENSION );
if( dwOffset >= dwSize )
{
return FALSE;
}
dwOffset = DwAlign4( rpfme->b_dfDriverInfo );
if( (dwOffset + sizeof( DRIVERINFO )) > dwSize )
{
return FALSE;
}
/*
* A memcpy is used because this data is typically not aigned. Ugh!
*/
memcpy( &di, pBase + dwOffset, sizeof( di ) );
if( di.sVersion > DRIVERINFO_VERSION )
{
return FALSE;
}
return TRUE;
}
/************************** Function Header *******************************
* ppcGetAlias
* Return a pointer to an array of pointers to aliases for the given
* font name.
*
* RETURNS:
* Pointer to pointer to aliases; 0 on error.
*
* HISTORY:
* 10:02 on Fri 28 May 1993 -by- Lindsay Harris [lindsayh]
* First version.
*
***************************************************************************/
char **
ppcGetAlias( HANDLE hheap, LPCSTR pcFile ) {
char *pcAlias; /* The name of the alias file */
char *pcTmp; /* Temporary stuffing around */
char *pcTmp2; /* Yet more temporary stuffing around */
char **ppcRet; /* The return value */
FILE *fAlias; /* The alias file, if there */
ppcRet = (char **)0;
/* The 5 is for the terminating NUL plus the characters "._al" */
pcAlias = (char *)HeapAlloc( hheap, 0, strlen( pcFile ) + 5 );
if( pcAlias )
{
/* Generate the file name, try to open it */
strcpy( pcAlias, pcFile );
if( !(pcTmp = strrchr( pcAlias, '\\' )) )
{
/* No \ in name - is there a /? */
if( !(pcTmp = strrchr( pcAlias, '/' )) )
{
/* Must be a simple name, so point at the start of it */
pcTmp = pcAlias;
}
}
/*
* Now pcTmp points at the start of the last component of the
* file name. IF this contains a '.', then overwrite whatever
* follows by our extension, otherwise add our extension to the end.
*/
if( !(pcTmp2 = strrchr( pcTmp, '.' )) )
pcTmp2 = pcTmp + strlen( pcTmp );
strcpy( pcTmp2, ALIAS_EXT );
fAlias = fopen( pcAlias, "r" );
HeapFree( hheap, 0, (LPSTR)pcAlias ); /* No longer used */
if( fAlias )
{
/*
* First, read the file to count how many lines there are.
* Thus we can allocate the storage for the array of pointers.
*/
char acLine[ 256 ]; /* For reading the input line */
int iNum; /* Count the number of lines! */
int iIndex; /* Stepping through input */
iNum = 0;
while( fgets( acLine, sizeof( acLine ), fAlias ) )
++iNum;
if( iNum )
{
/* Some data available, so allocate pointer and off we go */
++iNum;
ppcRet = (char **)HeapAlloc( hheap, 0, iNum * sizeof( char * ) );
if( ppcRet )
{
iIndex = 0;
rewind( fAlias ); /* Back to the start */
while( iIndex < iNum &&
fgets( acLine, sizeof( acLine ), fAlias ) )
{
/*
* Do a little editing - delete leading space,
* trailing space + control characters.
*/
pcTmp = acLine;
while( *pcTmp &&
(!isprint( *pcTmp ) || isspace( *pcTmp )) )
++pcTmp;
/* Filter out the ending stuff too! */
pcTmp2 = pcTmp + strlen( pcTmp );
while( pcTmp2 > pcTmp &&
(!isprint( *pcTmp2 ) || isspace( *pcTmp2 )) )
{
/*
* Zap it, then onto the previous char. NOTE
* that this is not the best solution, but it
* is convenient.
*/
*pcTmp2-- = '\0'; /* Zap the end */
}
ppcRet[ iIndex ] = (PSTR) HeapAlloc( hheap, 0,
strlen( pcTmp ) + 1 );
if( ppcRet[ iIndex ] )
{
/* Copy input to new buffer */
strcpy( ppcRet[ iIndex ], pcTmp );
++iIndex; /* Next output slot */
}
}
ppcRet[ iIndex ] = NULL;
}
}
}
}
return ppcRet;
}
/************************* Function Header ********************************
* strcpy2WChar
* Convert a char * string to a WCHAR string. Basically this means
* converting each input character to 16 bits by zero extending it.
*
* RETURNS:
* Value of first parameter.
*
* HISTORY:
* 12:35 on Thu 18 Mar 1993 -by- Lindsay Harris [lindsayh]
* Use the correct conversion method to Unicode.
*
* 09:36 on Thu 07 Mar 1991 -by- Lindsay Harris [lindsayh]
* Created it.
*
**************************************************************************/
static PWSTR strcpy2WChar(PWSTR pWCHOut, LPSTR lpstr) {
/*
* Put buffering around the NLS function that does all this stuff.
*/
int cchIn; /* Number of input chars */
cchIn = strlen( lpstr ) + 1;
MultiByteToWideChar( CP_ACP, 0, lpstr, cchIn, pWCHOut, cchIn );
return pWCHOut;
}
/*************************** Function Header *****************************
* FontInfoToIFIMetric
* Convert the Win 3.1 format PFM data to NT's IFIMETRICS. This is
* typically done before the minidrivers are built, so that they
* can include IFIMETRICS, and thus have less work to do at run time.
*
* RETURNS:
* IFIMETRICS structure, allocated from heap; NULL on error
*
* HISTORY:
* 13:58 on Fri 28 May 1993 -by- Lindsay Harris [lindsayh]
* Goes back a long way, I am now adding the aliasing code.
*
**************************************************************************/
IFIMETRICS *
FontInfoToIFIMetric(FONTDAT *pFDat, HANDLE hheap, PWSTR pwstrUniqNm,
char **ppcAliasList) {
register IFIMETRICS *pIFI;
FWORD fwdExternalLeading;
int cWC; /* Number of WCHARS to add */
int cbAlloc; /* Number of bytes to allocate */
int iI; /* Loop index */
int iCount; /* Number of characters in Win 3.1 font */
int cAlias; /* Number of aliases we have found */
WCHAR *pwch; /* For string manipulations */
WCHAR awcAttrib[ 256 ]; /* Generate attributes + BYTE -> WCHAR */
BYTE abyte[ 256 ]; /* Used (with above) to get wcLastChar etc */
/*
* First step is to determine the length of the WCHAR strings
* that are placed at the end of the IFIMETRICS, since we need
* to include these in our storage allocation.
*
* There may also be an alias list. If so, we need to include
* that in our calculation. We have a NULL terminated array
* of pointers to the aliases, one of which is most likely the
* name in the Win 3.1 format data.
*/
cWC = 0;
cAlias = 0; /* No aliases is the default */
if( ppcAliasList )
{
/* There are aliases - count them and determine their size */
char *pc;
iI = 0;
while( pc = ppcAliasList[ iI ] )
{
if( strcmp( pc, (LPCSTR) pFDat->pBase + pFDat->PFMH.dfFace ) )
{
/* Not a match, so add this one in too! */
cWC += strlen( pc ) + 1; /* Terminating NUL */
++cAlias;
}
++iI;
}
++cWC; /* There is an extra NUL to terminate the list */
}
cWC += 3 * strlen( (LPCSTR) pFDat->pBase + pFDat->PFMH.dfFace ); /* Base name */
/*
* Produce the desired attributes: Italic, Bold, Light etc.
* This is largely guesswork, and there should be a better method.
*/
awcAttrib[ 0 ] = L'\0';
awcAttrib[ 1 ] = L'\0'; /* Write out an empty string */
if( pFDat->PFMH.dfItalic )
wcscat( awcAttrib, L" Italic" );
if( pFDat->PFMH.dfWeight >= 700 )
wcscat( awcAttrib, L" Bold" );
else
{
if( pFDat->PFMH.dfWeight < 200 )
wcscat( awcAttrib, L" Light" );
}
/*
* The attribute string appears in 3 entries of IFIMETRICS, so
* calculate how much storage this will take. NOTE THAT THE LEADING
* CHAR IN awcAttrib is NOT placed in the style name field, so we
* subtract one in the following formula to account for this.
*/
if( awcAttrib[ 0 ] )
cWC += 3 * wcslen( awcAttrib ) - 1;
cWC += wcslen( pwstrUniqNm ) + 1; /* SHOULD BE PRINTER NAME */
cWC += 4; /* Terminating nulls */
cbAlloc = sizeof( IFIMETRICS ) + sizeof( WCHAR ) * cWC;
pIFI = (IFIMETRICS *)HeapAlloc( hheap, 0, cbAlloc );
// raid 43536 prefix
if (pIFI == NULL){
return FALSE;
}
ZeroMemory( pIFI, cbAlloc ); /* In case we miss something */
pIFI->cjThis = cbAlloc; /* Everything */
pIFI->cjIfiExtra = 0; // Correct for all pre 4.0
/* The family name: straight from the FaceName - no choice?? */
pwch = (WCHAR *)(pIFI + 1); /* At the end of the structure */
pIFI->dpwszFamilyName = (unsigned)((BYTE *)pwch - (BYTE *)pIFI);
strcpy2WChar( pwch, (LPSTR) pFDat->pBase + pFDat->PFMH.dfFace ); /* Base name */
pwch += wcslen( pwch ) + 1; /* Skip what we just put in */
/*
* Append the alias list to the end of this, if there is an alias list.
*/
if( cAlias )
{
/* Found some aliases - add them on. */
char *pc;
cAlias = 0;
while( pc = ppcAliasList[ cAlias ] )
{
if( strcmp( pc, (LPCSTR) pFDat->pBase + pFDat->PFMH.dfFace ) )
{
/* Not a match, so add this one in too! */
strcpy2WChar( pwch, pc );
pwch += wcslen( pwch ) + 1; /* Next slot to fill */
}
++cAlias;
}
/*
* The list is terminated with a double NUL.
*/
*pwch++ = L'\0';
}
/* Now the face name: we add bold, italic etc to family name */
pIFI->dpwszFaceName = (unsigned)((BYTE *)pwch - (BYTE *)pIFI);
strcpy2WChar( pwch, (LPSTR) pFDat->pBase + pFDat->PFMH.dfFace ); /* Base name */
wcscat( pwch, awcAttrib );
/* Now the unique name - well, sort of, anyway */
pwch += wcslen( pwch ) + 1; /* Skip what we just put in */
pIFI->dpwszUniqueName = (unsigned)((BYTE *)pwch - (BYTE *)pIFI);
wcscpy( pwch, pwstrUniqNm ); /* Append printer name for uniqueness */
wcscat( pwch, L" " );
wcscat( pwch, (PWSTR)((BYTE *)pIFI + pIFI->dpwszFaceName) );
/* Onto the attributes only component */
pwch += wcslen( pwch ) + 1; /* Skip what we just put in */
pIFI->dpwszStyleName = (unsigned)((BYTE *)pwch - (BYTE *)pIFI);
wcscat( pwch, &awcAttrib[ 1 ] );
#if DBG
/*
* Check on a few memory sizes: JUST IN CASE.....
*/
if( (wcslen( awcAttrib ) * sizeof( WCHAR )) >= sizeof( awcAttrib ) )
{
DbgPrint( "Rasdd!pfm2ifi: STACK CORRUPTED BY awcAttrib" );
HeapFree( hheap, 0, (LPSTR)pIFI ); /* No memory leaks */
return 0;
}
if( ((BYTE *)(pwch + wcslen( pwch ) + 1)) > ((BYTE *)pIFI + cbAlloc) )
{
DbgPrint( "Rasdd!pfm2ifi: IFIMETRICS overflow: Wrote to 0x%lx, allocated to 0x%lx\n",
((BYTE *)(pwch + wcslen( pwch ) + 1)),
((BYTE *)pIFI + cbAlloc) );
HeapFree( hheap, 0, (LPSTR)pIFI ); /* No memory leaks */
return 0;
}
#endif
pIFI->dpFontSim = 0;
{
//int i;
pIFI->lEmbedId = 0;
pIFI->lItalicAngle = 0;
pIFI->lCharBias = 0;
/*for (i=0;i<IFI_RESERVED;i++)
pIFI->alReserved[i] = 0;*/
pIFI->dpCharSets=0;
}
pIFI->jWinCharSet = (BYTE)pFDat->PFMH.dfCharSet;
if( pFDat->PFMH.dfPixWidth )
{
pIFI->jWinPitchAndFamily |= FIXED_PITCH;
pIFI->flInfo |= (FM_INFO_CONSTANT_WIDTH | FM_INFO_OPTICALLY_FIXED_PITCH);
}
else
pIFI->jWinPitchAndFamily |= VARIABLE_PITCH;
pIFI->jWinPitchAndFamily |= (((BYTE) pFDat->PFMH.dfPitchAndFamily) & 0xf0);
pIFI->usWinWeight = (USHORT)pFDat->PFMH.dfWeight;
//
// IFIMETRICS::flInfo
//
pIFI->flInfo |=
FM_INFO_TECH_BITMAP |
FM_INFO_1BPP |
FM_INFO_INTEGER_WIDTH |
FM_INFO_NOT_CONTIGUOUS |
FM_INFO_RIGHT_HANDED;
/* Set the alias bit, if we have added an alias! */
if( cAlias )
pIFI->flInfo |= FM_INFO_FAMILY_EQUIV;
/*
* A scalable font? This happens when there is EXTTEXTMETRIC data,
* and that data has a min size different to the max size.
*/
if( pFDat->pETM && (pFDat->pETM->emMinScale != pFDat->pETM->emMaxScale) )
{
pIFI->flInfo |= FM_INFO_ISOTROPIC_SCALING_ONLY;
pIFI->fwdUnitsPerEm = pFDat->pETM->emMasterUnits;
}
else
{
pIFI->fwdUnitsPerEm =
(FWORD) (pFDat->PFMH.dfPixHeight - pFDat->PFMH.dfInternalLeading);
}
pIFI->fsSelection =
((pFDat->PFMH.dfItalic ) ? FM_SEL_ITALIC : 0) |
((pFDat->PFMH.dfUnderline ) ? FM_SEL_UNDERSCORE : 0) |
((pFDat->PFMH.dfStrikeOut ) ? FM_SEL_STRIKEOUT : 0) |
((pFDat->PFMH.dfWeight >= FW_BOLD ) ? FM_SEL_BOLD : 0) ;
pIFI->fsType = FM_NO_EMBEDDING;
pIFI->fwdLowestPPEm = 1;
/*
* Calculate fwdWinAscender, fwdWinDescender, fwdAveCharWidth, and
* fwdMaxCharInc assuming a bitmap where 1 font unit equals one
* pixel unit
*/
pIFI->fwdWinAscender = (FWORD)pFDat->PFMH.dfAscent;
pIFI->fwdWinDescender =
(FWORD)pFDat->PFMH.dfPixHeight - pIFI->fwdWinAscender;
pIFI->fwdMaxCharInc = (FWORD)pFDat->PFMH.dfMaxWidth;
pIFI->fwdAveCharWidth = (FWORD)pFDat->PFMH.dfAvgWidth;
fwdExternalLeading = (FWORD)pFDat->PFMH.dfExternalLeading;
//
// If the font was scalable, then the answers must be scaled up
// !!! HELP HELP HELP - if a font is scalable in this sense, then
// does it support arbitrary transforms? [kirko]
//
if( pIFI->flInfo & (FM_INFO_ISOTROPIC_SCALING_ONLY|FM_INFO_ANISOTROPIC_SCALING_ONLY|FM_INFO_ARB_XFORMS))
{
/*
* This is a scalable font: because there is Extended Text Metric
* information available, and this says that the min and max
* scale sizes are different: thus it is scalable! This test is
* lifted directly from the Win 3.1 driver.
*/
int iMU, iRel; /* Adjustment factors */
iMU = pFDat->pETM->emMasterUnits;
iRel = pFDat->PFMH.dfPixHeight;
pIFI->fwdWinAscender = (pIFI->fwdWinAscender * iMU) / iRel;
pIFI->fwdWinDescender = (pIFI->fwdWinDescender * iMU) / iRel;
pIFI->fwdMaxCharInc = (pIFI->fwdMaxCharInc * iMU) / iRel;
pIFI->fwdAveCharWidth = (pIFI->fwdAveCharWidth * iMU) / iRel;
fwdExternalLeading = (fwdExternalLeading * iMU) / iRel;
}
pIFI->fwdMacAscender = pIFI->fwdWinAscender;
pIFI->fwdMacDescender = - pIFI->fwdWinDescender;
pIFI->fwdMacLineGap = fwdExternalLeading;
pIFI->fwdTypoAscender = pIFI->fwdMacAscender;
pIFI->fwdTypoDescender = pIFI->fwdMacDescender;
pIFI->fwdTypoLineGap = pIFI->fwdMacLineGap;
if( pFDat->pETM )
{
/*
* Zero is a legitimate default for these. If 0, gdisrv
* chooses some default values.
*/
pIFI->fwdCapHeight = pFDat->pETM->emCapHeight;
pIFI->fwdXHeight = pFDat->pETM->emXHeight;
pIFI->fwdSubscriptYSize = pFDat->pETM->emSubScriptSize;
pIFI->fwdSubscriptYOffset = pFDat->pETM->emSubScript;
pIFI->fwdSuperscriptYSize = pFDat->pETM->emSuperScriptSize;
pIFI->fwdSuperscriptYOffset = pFDat->pETM->emSuperScript;
pIFI->fwdUnderscoreSize = pFDat->pETM->emUnderlineWidth;
pIFI->fwdUnderscorePosition = pFDat->pETM->emUnderlineOffset;
pIFI->fwdStrikeoutSize = pFDat->pETM->emStrikeOutWidth;
pIFI->fwdStrikeoutPosition = pFDat->pETM->emStrikeOutOffset;
}
else
{
/* No additional information, so do some calculations */
pIFI->fwdSubscriptYSize = pIFI->fwdWinAscender/4;
pIFI->fwdSubscriptYOffset = -(pIFI->fwdWinAscender/4);
pIFI->fwdSuperscriptYSize = pIFI->fwdWinAscender/4;
pIFI->fwdSuperscriptYOffset = (3 * pIFI->fwdWinAscender)/4;
pIFI->fwdUnderscoreSize = pIFI->fwdWinAscender / 12;
if( pIFI->fwdUnderscoreSize < 1 )
pIFI->fwdUnderscoreSize = 1;
pIFI->fwdUnderscorePosition = -pFDat->DI.sUnderLinePos;
pIFI->fwdStrikeoutSize = pIFI->fwdUnderscoreSize;
pIFI->fwdStrikeoutPosition = (FWORD)pFDat->DI.sStrikeThruPos;
if( pIFI->fwdStrikeoutPosition < 1 )
pIFI->fwdStrikeoutPosition = (pIFI->fwdWinAscender + 2) / 3;
}
pIFI->fwdSubscriptXSize = pIFI->fwdAveCharWidth/4;
pIFI->fwdSubscriptXOffset = (3 * pIFI->fwdAveCharWidth)/4;
pIFI->fwdSuperscriptXSize = pIFI->fwdAveCharWidth/4;
pIFI->fwdSuperscriptXOffset = (3 * pIFI->fwdAveCharWidth)/4;
pIFI->chFirstChar = pFDat->PFMH.dfFirstChar;
pIFI->chLastChar = pFDat->PFMH.dfLastChar;
/*
* We now do the conversion of these to Unicode. We presume the
* input is in the ANSI code page, and call the NLS converion
* functions to generate proper Unicode values.
*/
iCount = pFDat->PFMH.dfLastChar - pFDat->PFMH.dfFirstChar + 1;
for( iI = 0; iI < iCount; ++iI )
abyte[ iI ] = iI + pFDat->PFMH.dfFirstChar;
MultiByteToWideChar( CP_ACP, 0, (LPCSTR) abyte, iCount, awcAttrib, iCount );
/*
* Now fill in the IFIMETRICS WCHAR fields.
*/
pIFI->wcFirstChar = 0xffff;
pIFI->wcLastChar = 0;
/* Look for the first and last */
for( iI = 0; iI < iCount; ++iI )
{
if( pIFI->wcFirstChar > awcAttrib[ iI ] )
pIFI->wcFirstChar = awcAttrib[ iI ];
if( pIFI->wcLastChar < awcAttrib[ iI ] )
pIFI->wcLastChar = awcAttrib[ iI ];
}
pIFI->wcDefaultChar = awcAttrib[ pFDat->PFMH.dfDefaultChar ];
pIFI->wcBreakChar = awcAttrib[ pFDat->PFMH.dfBreakChar ];
pIFI->chDefaultChar = pFDat->PFMH.dfDefaultChar + pFDat->PFMH.dfFirstChar;
pIFI->chBreakChar = pFDat->PFMH.dfBreakChar + pFDat->PFMH.dfFirstChar;
if( pFDat->PFMH.dfItalic )
{
//
// tan (17.5 degrees) = .3153
//
pIFI->ptlCaret.x = 3153;
pIFI->ptlCaret.y = 10000;
}
else
{
pIFI->ptlCaret.x = 0;
pIFI->ptlCaret.y = 1;
}
pIFI->ptlBaseline.x = 1;
pIFI->ptlBaseline.y = 0;
pIFI->ptlAspect.x = pFDat->PFMH.dfHorizRes;
pIFI->ptlAspect.y = pFDat->PFMH.dfVertRes;
pIFI->rclFontBox.left = 0;
pIFI->rclFontBox.top = (LONG) pIFI->fwdWinAscender;
pIFI->rclFontBox.right = (LONG) pIFI->fwdMaxCharInc;
pIFI->rclFontBox.bottom = - (LONG) pIFI->fwdWinDescender;
pIFI->achVendId[0] = 'U';
pIFI->achVendId[1] = 'n';
pIFI->achVendId[2] = 'k';
pIFI->achVendId[3] = 'n';
pIFI->cKerningPairs = 0;
pIFI->ulPanoseCulture = FM_PANOSE_CULTURE_LATIN;
pIFI->panose.bFamilyType = PAN_ANY;
pIFI->panose.bSerifStyle = PAN_ANY;
if(pFDat->PFMH.dfWeight >= FW_BOLD)
{
pIFI->panose.bWeight = PAN_WEIGHT_BOLD;
}
else if (pFDat->PFMH.dfWeight > FW_EXTRALIGHT)
{
pIFI->panose.bWeight = PAN_WEIGHT_MEDIUM;
}
else
{
pIFI->panose.bWeight = PAN_WEIGHT_LIGHT;
}
pIFI->panose.bProportion = PAN_ANY;
pIFI->panose.bContrast = PAN_ANY;
pIFI->panose.bStrokeVariation = PAN_ANY;
pIFI->panose.bArmStyle = PAN_ANY;
pIFI->panose.bLetterform = PAN_ANY;
pIFI->panose.bMidline = PAN_ANY;
pIFI->panose.bXHeight = PAN_ANY;
return pIFI;
}