1 /************************************************
3 * Extract fonts from .fnt or Windows DLL files
4 * and convert them to the .bdf format.
6 * Copyright 1994-1996 Kevin Carothers and Alex Korobka
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #ifdef HAVE_SYS_PARAM_H
26 # include <sys/param.h>
28 #include <sys/types.h>
53 int dump_bdf( fnt_fontS
* cpe_font_struct
, unsigned char* file_buffer
);
54 int dump_bdf_hdr(FILE* fs
, fnt_fontS
* cpe_font_struct
, unsigned char* file_buffer
);
56 char* g_lpstrFileName
= NULL
;
57 char* g_lpstrCharSet
= NULL
;
58 char* g_lpstrInputFile
= NULL
;
59 int g_outputPoints
= 0;
61 static const char* errorDLLRead
= "Unable to read Windows DLL.\n";
62 static const char* errorFNTRead
= "Unable to read .FNT file.\n";
63 static const char* errorOpenFile
= "Unable to open file.\n";
64 static const char* errorMemory
= "Memory allocation error.\n";
65 static const char* errorFile
= "Corrupt or invalid file.\n";
66 static const char* errorFontData
= "Unable to parse font data: Error ";
67 static const char* errorEmpty
= "No fonts found.\n";
71 static void usage(void)
73 printf("Usage: fnt2bdf [-t] [-c charset] [-o basename] [input file]\n");
74 printf(" -c charset\tcharset name for OEM_CHARSET fonts\n");
75 printf(" -f basename\tbasic output filename\n");
76 printf(" -t \t\toutput files by point size instead of pixel height\n");
77 printf(" input file\tMSWindows .fon, .fnt, .dll, or .exe file.\n");
78 printf("\nExample:\n fnt2bdf -c winsys vgasys.fnt\n\n");
82 /* convert little-endian value to the local format */
84 static int return_data_value(enum data_types dtype
, void * pChr
)
90 ret_val
= (int) *(unsigned char *)pChr
;
94 ret_val
= *(unsigned char *)pChr
;
95 ret_val
+= (*((unsigned char *)pChr
+ 1) << 8);
101 for(i
=3; i
>= 0; i
--) {
102 ret_val
+= *((unsigned char *)pChr
+ i
) << (8*i
);
112 static int make_bdf_filename(char* name
, fnt_fontS
* cpe_font_struct
, unsigned char* file_buffer
)
114 long l_nameoffset
= return_data_value(dfLong
, &cpe_font_struct
->hdr
.fi
.dfFace
);
117 if( !g_lpstrFileName
)
120 l_nameoffset
> return_data_value(dfLong
, &cpe_font_struct
->hdr
.dfSize
) + 1 )
122 lpChar
= (char*)(file_buffer
+ l_nameoffset
);
124 else lpChar
= g_lpstrFileName
;
126 strcpy( name
, lpChar
);
128 while( (lpChar
= strchr( name
, ' ')) )
131 /* construct a filename from the font typeface, slant, weight, and size */
133 if( cpe_font_struct
->hdr
.fi
.dfItalic
) strcat(name
, "_i" );
134 else strcat(name
, "_r" );
136 lpChar
= name
+ strlen( name
);
137 sprintf(lpChar
, "%d-%d.bdf", return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfWeight
),
138 (g_outputPoints
) ? return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfPoints
)
139 : return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfPixHeight
) );
143 /* parse FONT resource and write .bdf file */
145 static int parse_fnt_data(unsigned char* file_buffer
, int length
)
147 fnt_fontS cpe_font_struct
;
150 memcpy((char *) &cpe_font_struct
.hdr
, file_buffer
, sizeof(fnt_hdrS
));
152 /* check font header */
154 t
= return_data_value(dfShort
, &cpe_font_struct
.hdr
.dfVersion
);
155 if( t
!= 0x300 && t
!= 0x200) return ERROR_VERSION
;
157 t
= return_data_value(dfShort
, &cpe_font_struct
.hdr
.fi
.dfType
);
160 fprintf(stderr
, "Vector fonts not supported\n");
164 t
= return_data_value(dfLong
, &cpe_font_struct
.hdr
.dfSize
);
165 if( t
> length
) return ERROR_SIZE
;
168 /* set up the charWidth/charOffset structure pairs (dfCharTable)... */
170 int l_fchar
= return_data_value(dfChar
, &cpe_font_struct
.hdr
.fi
.dfFirstChar
),
171 l_lchar
= return_data_value(dfChar
, &cpe_font_struct
.hdr
.fi
.dfLastChar
);
172 int l_len
= l_lchar
- l_fchar
+ 1;
173 int l_ptr
= sizeof(fnt_hdrS
);
175 /* some fields were introduced for Windows 3.x fonts */
176 if( return_data_value(dfShort
, &cpe_font_struct
.hdr
.dfVersion
) == 0x200 )
179 /* malloc size = (# chars) * sizeof(WinCharS) */
181 if((cpe_font_struct
.dfCharTable
= (WinCharS
*) calloc(sizeof(WinCharS
), l_len
)) == NULL
)
184 /* NOW, convert them all to UNIX (lton) notation... */
186 for(ic
=0; ic
< l_len
; ic
++) {
187 cpe_font_struct
.dfCharTable
[ic
].charWidth
= return_data_value(dfShort
, &file_buffer
[l_ptr
]);
188 l_ptr
+= 2; /* bump by sizeof(short) */
191 if( return_data_value(dfShort
, &cpe_font_struct
.hdr
.dfVersion
) == 0x200) {
192 cpe_font_struct
.dfCharTable
[ic
].charOffset
=
193 return_data_value(dfShort
, &file_buffer
[l_ptr
]);
194 l_ptr
+= 2; /* bump by sizeof(short) */
196 else { /* Windows Version 3.0 type font */
197 cpe_font_struct
.dfCharTable
[ic
].charOffset
=
198 return_data_value(dfLong
, &file_buffer
[l_ptr
]);
199 l_ptr
+= 4; /* bump by sizeof(long) */
202 t
= dump_bdf(&cpe_font_struct
, file_buffer
);
203 free( cpe_font_struct
.dfCharTable
);
208 int dump_bdf( fnt_fontS
* cpe_font_struct
, unsigned char* file_buffer
)
212 int l_fchar
= return_data_value(dfChar
, &cpe_font_struct
->hdr
.fi
.dfFirstChar
),
213 l_lchar
= return_data_value(dfChar
, &cpe_font_struct
->hdr
.fi
.dfLastChar
);
215 int l_len
= l_lchar
-l_fchar
+ 1,
216 l_hgt
= return_data_value(dfChar
, &cpe_font_struct
->hdr
.fi
.dfPixHeight
);
217 int l_ascent
= return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfAscent
);
218 char l_filename
[256];
220 if( (ic
= make_bdf_filename(l_filename
, cpe_font_struct
, file_buffer
)) )
223 if((fp
= fopen(l_filename
, "w")) == (FILE *) 0)
225 fprintf(stderr
, "Couldn't open \"%s\" for output.\n", l_filename
);
229 ic
= dump_bdf_hdr(fp
, cpe_font_struct
, file_buffer
);
232 /* NOW, convert all chars to UNIX (lton) notation... */
234 for(ic
=0; ic
< l_len
; ic
++) {
235 int rowidx
, l_span
, /* how many char-cols wide is char? */
236 l_idx
= cpe_font_struct
->dfCharTable
[ic
].charOffset
;
238 l_span
= (int) (cpe_font_struct
->dfCharTable
[ic
].charWidth
-1)/8;
240 fprintf(fp
, "STARTCHAR %d \n", ic
);
241 fprintf(fp
, "ENCODING %d\n", l_fchar
);
242 fprintf(fp
, "SWIDTH %d %d \n",
243 cpe_font_struct
->dfCharTable
[ic
].charWidth
*1000,
246 fprintf(fp
, "DWIDTH %d %d \n",
247 cpe_font_struct
->dfCharTable
[ic
].charWidth
, 0);
249 fprintf(fp
, "BBX %d %d %d %d\n",
250 cpe_font_struct
->dfCharTable
[ic
].charWidth
, l_hgt
, 0,
253 fprintf(fp
, "BITMAP\n");
254 for(rowidx
=0; rowidx
< l_hgt
; rowidx
++) {
256 case(0): /* 1-7 pixels wide font */
258 fprintf(fp
, "%02X\n", (int) file_buffer
[l_idx
+rowidx
]);
262 case(1): /* 8-15 pixels wide font */
264 fprintf(fp
, "%02X%02X",
265 (int) file_buffer
[l_idx
+rowidx
], file_buffer
[l_idx
+l_hgt
+rowidx
]);
270 case(2): /* 16-23 pixels wide font */
272 fprintf(fp
, "%02X%02X%02X",
273 file_buffer
[l_idx
+rowidx
],
274 file_buffer
[l_idx
+l_hgt
+rowidx
],
275 file_buffer
[l_idx
+(2*l_hgt
)+rowidx
]);
280 case(3): /* 24-31 pixels wide font */
282 fprintf(fp
, "%02X%02X%02X%02X",
283 file_buffer
[l_idx
+rowidx
],
284 file_buffer
[l_idx
+l_hgt
+rowidx
],
285 file_buffer
[l_idx
+(2*l_hgt
)+rowidx
],
286 file_buffer
[l_idx
+(3*l_hgt
)+rowidx
]);
292 fprintf(fp
, "%02X%02X%02X%02X%02X",
293 file_buffer
[l_idx
+rowidx
],
294 file_buffer
[l_idx
+l_hgt
+rowidx
],
295 file_buffer
[l_idx
+(2*l_hgt
)+rowidx
],
296 file_buffer
[l_idx
+(3*l_hgt
)+rowidx
],
297 file_buffer
[l_idx
+(4*l_hgt
)+rowidx
]);
307 fprintf(fp
, "ENDCHAR\n");
309 l_fchar
++; /* Go to next one */
311 fprintf(fp
, "ENDFONT\n");
317 int dump_bdf_hdr(FILE* fs
, fnt_fontS
* cpe_font_struct
, unsigned char* file_buffer
)
319 int l_fchar
= return_data_value(dfChar
, &cpe_font_struct
->hdr
.fi
.dfFirstChar
),
320 l_lchar
= return_data_value(dfChar
, &cpe_font_struct
->hdr
.fi
.dfLastChar
);
321 int l_len
= l_lchar
- l_fchar
+ 1;
322 long l_nameoffset
= return_data_value(dfLong
, &cpe_font_struct
->hdr
.fi
.dfFace
);
323 int l_cellheight
= return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfPixHeight
);
324 int l_ascent
= return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfAscent
);
326 fprintf(fs
, "STARTFONT 2.1\n");
328 /* Compose font name */
331 l_nameoffset
< return_data_value(dfLong
, &cpe_font_struct
->hdr
.dfSize
) )
334 char* lpFace
= (char*)(file_buffer
+ l_nameoffset
), *lpChar
;
335 short tmWeight
= return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfWeight
);
337 while((lpChar
= strchr(lpFace
, '-')) )
340 fprintf(fs
, "FONT -windows-%s-", lpFace
);
342 if( tmWeight
== 0 ) /* weight */
343 fputs("medium-", fs
);
344 else if( tmWeight
<= FW_LIGHT
)
346 else if( tmWeight
<= FW_MEDIUM
)
347 fputs("medium-", fs
);
348 else if( tmWeight
<= FW_DEMIBOLD
)
349 fputs("demibold-", fs
);
350 else if( tmWeight
<= FW_BOLD
)
352 else fputs("black-", fs
);
354 if( cpe_font_struct
->hdr
.fi
.dfItalic
) /* slant */
356 else fputs("r-", fs
);
360 if( (cpe_font_struct
->hdr
.fi
.dfPitchAndFamily
& 0xF0) == FF_SWISS
)
361 fputs("normal-sans-", fs
);
362 else fputs("normal--", fs
); /* still can be -sans */
366 point_size
= 10 * return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfPoints
);
367 dpi
= (l_cellheight
* 720) / point_size
;
369 fprintf(fs
, "%d-%d-%d-%d-",l_cellheight
, point_size
,
370 return_data_value (dfShort
, &cpe_font_struct
->hdr
.fi
.dfHorizRes
),
371 return_data_value (dfShort
, &cpe_font_struct
->hdr
.fi
.dfVertRes
));
375 if( return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfPixWidth
) ) fputs("c-", fs
);
376 else fputs("p-", fs
);
380 fprintf( fs
, "%d-", 10 * return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfAvgWidth
) );
384 if( g_lpstrCharSet
) fprintf(fs
, "%s\n", g_lpstrCharSet
);
386 switch( cpe_font_struct
->hdr
.fi
.dfCharSet
)
388 /* Microsoft just had to invent its own charsets! */
390 case ANSI_CHARSET
: fputs("microsoft-cp1252\n", fs
); break;
391 case GREEK_CHARSET
: fputs("microsoft-cp1253\n", fs
); break;
392 case TURKISH_CHARSET
: fputs("microsoft-cp1254\n", fs
); break;
393 case HEBREW_CHARSET
: fputs("microsoft-cp1255\n", fs
); break;
394 case ARABIC_CHARSET
: fputs("microsoft-cp1256\n", fs
); break;
395 case BALTIC_CHARSET
: fputs("microsoft-cp1257\n", fs
); break;
396 case RUSSIAN_CHARSET
: fputs("microsoft-cp1251\n", fs
); break;
397 case EE_CHARSET
: fputs("microsoft-cp1250\n", fs
); break;
398 case SYMBOL_CHARSET
: fputs("microsoft-symbol\n", fs
); break;
399 case SHIFTJIS_CHARSET
: fputs("jisx0208.1983-0\n", fs
); break;
400 case DEFAULT_CHARSET
: fputs("iso8859-1\n", fs
); break;
404 fputs("Undefined charset, use -c option.\n", stderr
);
408 else return ERROR_DATA
;
410 fprintf(fs
, "SIZE %d %d %d\n",
411 return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfPoints
),
412 return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfHorizRes
),
413 return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfVertRes
)); /* dfVertRes[2] */
415 fprintf(fs
, "FONTBOUNDINGBOX %d %d %d %d\n",
416 return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfMaxWidth
),
417 return_data_value(dfChar
, &cpe_font_struct
->hdr
.fi
.dfPixHeight
),
418 0, l_ascent
- l_cellheight
);
420 fprintf(fs
, "STARTPROPERTIES 4\n");
422 fprintf(fs
, "FONT_ASCENT %d\n", l_ascent
); /* dfAscent[2] */
423 fprintf(fs
, "FONT_DESCENT %d\n", l_cellheight
- l_ascent
);
424 fprintf(fs
, "CAP_HEIGHT %d\n", l_ascent
-
425 return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfInternalLeading
));
426 fprintf(fs
, "DEFAULT_CHAR %d\n", return_data_value(dfShort
, &cpe_font_struct
->hdr
.fi
.dfDefaultChar
));
428 fprintf(fs
, "ENDPROPERTIES\n");
430 fprintf(fs
, "CHARS %d\n", l_len
);
436 static void parse_options(int argc
, char **argv
)
443 g_lpstrInputFile
= argv
[1];
452 for( i
= 1; i
< argc
- 1; i
++ )
454 if( argv
[i
][0] != '-' ||
455 strlen(argv
[i
]) != 2 ) break;
457 if( argv
[i
][1] == 'c' )
458 g_lpstrCharSet
= argv
[i
+1];
460 if( argv
[i
][1] == 'f' )
461 g_lpstrFileName
= argv
[i
+1];
463 if( argv
[i
][1] == 't' )
475 g_lpstrInputFile
= argv
[i
];
483 /* read file data and return file type */
485 static int get_resource_table(int fd
, unsigned char** lpdata
, int fsize
)
487 IMAGE_DOS_HEADER mz_header
;
488 IMAGE_OS2_HEADER ne_header
;
489 long s
, offset
, size
;
492 lseek( fd
, 0, SEEK_SET
);
494 if( read(fd
, &mz_header
, sizeof(mz_header
)) != sizeof(mz_header
) )
497 s
= return_data_value(dfShort
, &mz_header
.e_magic
);
499 if( s
== IMAGE_DOS_SIGNATURE
) /* looks like .dll file so far... */
501 s
= return_data_value(dfShort
, &mz_header
.e_lfanew
);
502 lseek( fd
, s
, SEEK_SET
);
504 if( read(fd
, &ne_header
, sizeof(ne_header
)) != sizeof(ne_header
) )
507 s
= return_data_value(dfShort
, &ne_header
.ne_magic
);
509 if( s
== IMAGE_NT_SIGNATURE
)
511 fprintf( stderr
, "Do not know how to handle 32-bit Windows DLLs.\n");
514 else if ( s
!= IMAGE_OS2_SIGNATURE
) return FILE_ERROR
;
516 s
= return_data_value(dfShort
, &ne_header
.ne_rsrctab
);
517 size
= return_data_value(dfShort
, &ne_header
.ne_restab
);
519 if( size
> fsize
) return FILE_ERROR
;
522 offset
= s
+ return_data_value(dfShort
, &mz_header
.e_lfanew
);
524 if( size
<= sizeof(NE_TYPEINFO
) ) return FILE_ERROR
;
527 else if( s
== 0x300 || s
== 0x200 ) /* maybe .fnt ? */
529 size
= return_data_value(dfLong
, &((fnt_hdrS
*)&mz_header
)->dfSize
);
531 if( size
!= fsize
) return FILE_ERROR
;
535 else return FILE_ERROR
;
537 *lpdata
= (unsigned char*)malloc(size
);
541 lseek( fd
, offset
, SEEK_SET
);
542 if( read(fd
, *lpdata
, size
) != size
)
543 { free( *lpdata
); *lpdata
= NULL
; }
551 int main(int argc
, char **argv
)
553 unsigned char* lpdata
= NULL
;
556 parse_options( argc
, argv
);
558 if( (fd
= open( g_lpstrInputFile
, O_RDONLY
| O_BINARY
)) )
561 struct stat file_stat
;
563 fstat( fd
, &file_stat
);
564 i
= get_resource_table( fd
, &lpdata
, file_stat
.st_size
);
572 NE_TYPEINFO
* pTInfo
= (NE_TYPEINFO
*)(lpdata
+ 2);
573 NE_NAMEINFO
* pFontStorage
= NULL
;
575 while( (i
= return_data_value(dfShort
, &pTInfo
->type_id
)) )
577 j
= return_data_value(dfShort
, &pTInfo
->count
);
578 if( i
== NE_RSCTYPE_FONT
)
581 pFontStorage
= (NE_NAMEINFO
*)(pTInfo
+ 1);
582 break; /* found one */
585 pTInfo
= (NE_TYPEINFO
*)((char*)(pTInfo
+1) + j
*sizeof(NE_NAMEINFO
));
587 if( pFontStorage
&& count
)
589 unsigned short size_shift
= return_data_value(dfShort
, lpdata
);
590 unsigned char* lpfont
= NULL
;
594 for( j
= 0; j
< count
; j
++, pFontStorage
++ )
596 length
= return_data_value(dfShort
, &pFontStorage
->length
) << size_shift
;
597 offset
= return_data_value(dfShort
, &pFontStorage
->offset
) << size_shift
;
599 if( !(lpfont
= (unsigned char*) realloc( lpfont
, length
)) )
601 fprintf(stderr
, errorMemory
);
605 lseek( fd
, offset
, SEEK_SET
);
606 if( read(fd
, lpfont
, length
) != length
)
608 fprintf(stderr
, errorDLLRead
);
612 if( (i
= parse_fnt_data( lpfont
, length
)) )
614 fprintf(stderr
, "%s%d\n", errorFontData
, i
);
618 free(lpfont
); free(lpdata
);
623 fprintf(stderr
, errorEmpty
);
630 fprintf(stderr
, errorDLLRead
);
638 if( (i
= parse_fnt_data( lpdata
, file_stat
.st_size
)) )
640 fprintf(stderr
, "%s%d\n", errorFontData
, i
);
647 fprintf(stderr
, errorFNTRead
);
653 fprintf(stderr
, errorFile
);
661 fprintf(stderr
, errorOpenFile
);