| File: | bitmap/bdfread.c |
| Location: | line 290, column 5 |
| Description: | Value stored to 'ndx' is never read |
| 1 | /************************************************************************ |
| 2 | Copyright 1989 by Digital Equipment Corporation, Maynard, Massachusetts. |
| 3 | |
| 4 | All Rights Reserved |
| 5 | |
| 6 | Permission to use, copy, modify, and distribute this software and its |
| 7 | documentation for any purpose and without fee is hereby granted, |
| 8 | provided that the above copyright notice appear in all copies and that |
| 9 | both that copyright notice and this permission notice appear in |
| 10 | supporting documentation, and that the name of Digital not be |
| 11 | used in advertising or publicity pertaining to distribution of the |
| 12 | software without specific, written prior permission. |
| 13 | |
| 14 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING |
| 15 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL |
| 16 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR |
| 17 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| 18 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
| 19 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
| 20 | SOFTWARE. |
| 21 | |
| 22 | ************************************************************************/ |
| 23 | |
| 24 | /* |
| 25 | |
| 26 | Copyright 1994, 1998 The Open Group |
| 27 | |
| 28 | Permission to use, copy, modify, distribute, and sell this software and its |
| 29 | documentation for any purpose is hereby granted without fee, provided that |
| 30 | the above copyright notice appear in all copies and that both that |
| 31 | copyright notice and this permission notice appear in supporting |
| 32 | documentation. |
| 33 | |
| 34 | The above copyright notice and this permission notice shall be included |
| 35 | in all copies or substantial portions of the Software. |
| 36 | |
| 37 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 38 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 39 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 40 | IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 41 | OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 42 | ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 43 | OTHER DEALINGS IN THE SOFTWARE. |
| 44 | |
| 45 | Except as contained in this notice, the name of The Open Group shall |
| 46 | not be used in advertising or otherwise to promote the sale, use or |
| 47 | other dealings in this Software without prior written authorization |
| 48 | from The Open Group. |
| 49 | |
| 50 | */ |
| 51 | |
| 52 | #ifdef HAVE_CONFIG_H1 |
| 53 | #include <config.h> |
| 54 | #endif |
| 55 | #include "libxfontint.h" |
| 56 | |
| 57 | #include <ctype.h> |
| 58 | #include <X11/fonts/fntfilst.h> |
| 59 | #include <X11/fonts/fontutil.h> |
| 60 | /* use bitmap structure */ |
| 61 | #include <X11/fonts/bitmap.h> |
| 62 | #include <X11/fonts/bdfint.h> |
| 63 | |
| 64 | #if HAVE_STDINT_H1 |
| 65 | #include <stdint.h> |
| 66 | #else |
| 67 | # ifndef INT32_MAX2147483647 |
| 68 | # define INT32_MAX2147483647 0x7fffffff |
| 69 | # endif |
| 70 | # ifndef INT16_MAX32767 |
| 71 | # define INT16_MAX32767 0x7fff |
| 72 | # endif |
| 73 | # ifndef INT16_MIN-32768 |
| 74 | # define INT16_MIN-32768 (0 - 0x8000) |
| 75 | # endif |
| 76 | #endif |
| 77 | |
| 78 | #define INDICES256 256 |
| 79 | #define MAXENCODING0xFFFF 0xFFFF |
| 80 | #define BDFLINELEN1024 1024 |
| 81 | #define BDFLINESTR"%1023s" "%1023s" /* scanf specifier to read a BDFLINELEN string */ |
| 82 | |
| 83 | static Bool bdfPadToTerminal(FontPtr pFont); |
| 84 | extern int bdfFileLineNum; |
| 85 | |
| 86 | /***====================================================================***/ |
| 87 | |
| 88 | static Bool |
| 89 | bdfReadBitmap(CharInfoPtr pCI, FontFilePtr file, int bit, int byte, |
| 90 | int glyph, int scan, CARD32 *sizes) |
| 91 | { |
| 92 | int widthBits, |
| 93 | widthBytes, |
| 94 | widthHexChars; |
| 95 | int height, |
| 96 | row; |
| 97 | int i, |
| 98 | inLineLen, |
| 99 | nextByte; |
| 100 | unsigned char *pInBits, |
| 101 | *picture, |
| 102 | *line = NULL((void *)0); |
| 103 | unsigned char lineBuf[BDFLINELEN1024]; |
| 104 | |
| 105 | widthBits = GLYPHWIDTHPIXELS(pCI)((pCI)->metrics.rightSideBearing - (pCI)->metrics.leftSideBearing ); |
| 106 | height = GLYPHHEIGHTPIXELS(pCI)((pCI)->metrics.ascent + (pCI)->metrics.descent); |
| 107 | |
| 108 | widthBytes = BYTES_PER_ROW(widthBits, glyph)((glyph) == 1 ? (((widthBits)+7)>>3) :(glyph) == 2 ? (( ((widthBits)+15)>>3)&~1) :(glyph) == 4 ? ((((widthBits )+31)>>3)&~3) :(glyph) == 8 ? ((((widthBits)+63)>> 3)&~7) : 0); |
| 109 | if (widthBytes * height > 0) { |
| 110 | picture = malloc(widthBytes * height); |
| 111 | if (!picture) { |
| 112 | bdfError("Couldn't allocate picture (%d*%d)\n", widthBytes, height); |
| 113 | goto BAILOUT; |
| 114 | } |
| 115 | } else |
| 116 | picture = NULL((void *)0); |
| 117 | pCI->bits = (char *) picture; |
| 118 | |
| 119 | if (sizes) { |
| 120 | for (i = 0; i < GLYPHPADOPTIONS4; i++) |
| 121 | sizes[i] += BYTES_PER_ROW(widthBits, (1 << i))(((1 << i)) == 1 ? (((widthBits)+7)>>3) :((1 << i)) == 2 ? ((((widthBits)+15)>>3)&~1) :((1 << i)) == 4 ? ((((widthBits)+31)>>3)&~3) :((1 << i)) == 8 ? ((((widthBits)+63)>>3)&~7) : 0) * height; |
| 122 | } |
| 123 | nextByte = 0; |
| 124 | widthHexChars = BYTES_PER_ROW(widthBits, 1)((1) == 1 ? (((widthBits)+7)>>3) :(1) == 2 ? ((((widthBits )+15)>>3)&~1) :(1) == 4 ? ((((widthBits)+31)>> 3)&~3) :(1) == 8 ? ((((widthBits)+63)>>3)&~7) : 0); |
| 125 | |
| 126 | /* 5/31/89 (ef) -- hack, hack, hack. what *am* I supposed to do with */ |
| 127 | /* 0 width characters? */ |
| 128 | |
| 129 | for (row = 0; row < height; row++) { |
| 130 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 131 | if (!line) |
| 132 | break; |
| 133 | |
| 134 | if (widthBits == 0) { |
| 135 | if ((!line) || (bdfIsPrefix(line, "ENDCHAR")(!strncmp((char *)line,"ENDCHAR",strlen("ENDCHAR"))))) |
| 136 | break; |
| 137 | else |
| 138 | continue; |
| 139 | } |
| 140 | pInBits = line; |
| 141 | inLineLen = strlen((char *) pInBits); |
| 142 | |
| 143 | if (inLineLen & 1) { |
| 144 | bdfError("odd number of characters in hex encoding\n"); |
| 145 | line[inLineLen++] = '0'; |
| 146 | line[inLineLen] = '\0'; |
| 147 | } |
| 148 | inLineLen >>= 1; |
| 149 | i = inLineLen; |
| 150 | if (i > widthHexChars) |
| 151 | i = widthHexChars; |
| 152 | for (; i > 0; i--, pInBits += 2) |
| 153 | picture[nextByte++] = bdfHexByte(pInBits); |
| 154 | |
| 155 | /* pad if line is too short */ |
| 156 | if (inLineLen < widthHexChars) { |
| 157 | for (i = widthHexChars - inLineLen; i > 0; i--) |
| 158 | picture[nextByte++] = 0; |
| 159 | } else { |
| 160 | unsigned char mask; |
| 161 | |
| 162 | mask = 0xff << (8 - (widthBits & 0x7)); |
| 163 | if (mask && picture[nextByte - 1] & ~mask) { |
| 164 | picture[nextByte - 1] &= mask; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | if (widthBytes > widthHexChars) { |
| 169 | i = widthBytes - widthHexChars; |
| 170 | while (i-- > 0) |
| 171 | picture[nextByte++] = 0; |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | if ((line && (!bdfIsPrefix(line, "ENDCHAR")(!strncmp((char *)line,"ENDCHAR",strlen("ENDCHAR"))))) || (height == 0)) |
| 176 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 177 | |
| 178 | if ((!line) || (!bdfIsPrefix(line, "ENDCHAR")(!strncmp((char *)line,"ENDCHAR",strlen("ENDCHAR"))))) { |
| 179 | bdfError("missing 'ENDCHAR'\n"); |
| 180 | goto BAILOUT; |
| 181 | } |
| 182 | if (nextByte != height * widthBytes) { |
| 183 | bdfError("bytes != rows * bytes_per_row (%d != %d * %d)\n", |
| 184 | nextByte, height, widthBytes); |
| 185 | goto BAILOUT; |
| 186 | } |
| 187 | if (picture != NULL((void *)0)) { |
| 188 | if (bit == LSBFirst0) |
| 189 | BitOrderInvert(picture, nextByte); |
| 190 | if (bit != byte) { |
| 191 | if (scan == 2) |
| 192 | TwoByteSwap(picture, nextByte); |
| 193 | else if (scan == 4) |
| 194 | FourByteSwap(picture, nextByte); |
| 195 | } |
| 196 | } |
| 197 | return (TRUE1); |
| 198 | BAILOUT: |
| 199 | if (picture) |
| 200 | free(picture); |
| 201 | pCI->bits = NULL((void *)0); |
| 202 | return (FALSE0); |
| 203 | } |
| 204 | |
| 205 | /***====================================================================***/ |
| 206 | |
| 207 | static Bool |
| 208 | bdfSkipBitmap(FontFilePtr file, int height) |
| 209 | { |
| 210 | unsigned char *line; |
| 211 | int i = 0; |
| 212 | unsigned char lineBuf[BDFLINELEN1024]; |
| 213 | |
| 214 | do { |
| 215 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 216 | i++; |
| 217 | } while (line && !bdfIsPrefix(line, "ENDCHAR")(!strncmp((char *)line,"ENDCHAR",strlen("ENDCHAR"))) && i <= height); |
| 218 | |
| 219 | if (i > 1 && line && !bdfIsPrefix(line, "ENDCHAR")(!strncmp((char *)line,"ENDCHAR",strlen("ENDCHAR")))) { |
| 220 | bdfError("Error in bitmap, missing 'ENDCHAR'\n"); |
| 221 | return (FALSE0); |
| 222 | } |
| 223 | return (TRUE1); |
| 224 | } |
| 225 | |
| 226 | /***====================================================================***/ |
| 227 | |
| 228 | static void |
| 229 | bdfFreeFontBits(FontPtr pFont) |
| 230 | { |
| 231 | BitmapFontPtr bitmapFont; |
| 232 | BitmapExtraPtr bitmapExtra; |
| 233 | int i, nencoding; |
| 234 | |
| 235 | bitmapFont = (BitmapFontPtr) pFont->fontPrivate; |
| 236 | bitmapExtra = (BitmapExtraPtr) bitmapFont->bitmapExtra; |
| 237 | free(bitmapFont->ink_metrics); |
| 238 | if(bitmapFont->encoding) { |
| 239 | nencoding = (pFont->info.lastCol - pFont->info.firstCol + 1) * |
| 240 | (pFont->info.lastRow - pFont->info.firstRow + 1); |
| 241 | for(i=0; i<NUM_SEGMENTS(nencoding)(((nencoding)+128 -1)/128); i++) |
| 242 | free(bitmapFont->encoding[i]); |
| 243 | } |
| 244 | free(bitmapFont->encoding); |
| 245 | for (i = 0; i < bitmapFont->num_chars; i++) |
| 246 | free(bitmapFont->metrics[i].bits); |
| 247 | free(bitmapFont->metrics); |
| 248 | if (bitmapExtra) |
| 249 | { |
| 250 | free (bitmapExtra->glyphNames); |
| 251 | free (bitmapExtra->sWidths); |
| 252 | free (bitmapExtra); |
| 253 | } |
| 254 | free(pFont->info.props); |
| 255 | free(bitmapFont); |
| 256 | } |
| 257 | |
| 258 | |
| 259 | static Bool |
| 260 | bdfReadCharacters(FontFilePtr file, FontPtr pFont, bdfFileState *pState, |
| 261 | int bit, int byte, int glyph, int scan) |
| 262 | { |
| 263 | unsigned char *line; |
| 264 | register CharInfoPtr ci; |
| 265 | int i, |
| 266 | ndx, |
| 267 | nchars, |
| 268 | nignored; |
| 269 | unsigned int char_row, char_col; |
| 270 | int numEncodedGlyphs = 0; |
| 271 | CharInfoPtr *bdfEncoding[256]; |
| 272 | BitmapFontPtr bitmapFont; |
| 273 | BitmapExtraPtr bitmapExtra; |
| 274 | CARD32 *bitmapsSizes; |
| 275 | unsigned char lineBuf[BDFLINELEN1024]; |
| 276 | int nencoding; |
| 277 | |
| 278 | bitmapFont = (BitmapFontPtr) pFont->fontPrivate; |
| 279 | bitmapExtra = (BitmapExtraPtr) bitmapFont->bitmapExtra; |
| 280 | |
| 281 | if (bitmapExtra) { |
| 282 | bitmapsSizes = bitmapExtra->bitmapsSizes; |
| 283 | for (i = 0; i < GLYPHPADOPTIONS4; i++) |
| 284 | bitmapsSizes[i] = 0; |
| 285 | } else |
| 286 | bitmapsSizes = NULL((void *)0); |
| 287 | |
| 288 | bzero(bdfEncoding, sizeof(bdfEncoding))__builtin___memset_chk (bdfEncoding, 0, sizeof(bdfEncoding), __builtin_object_size (bdfEncoding, 0)); |
| 289 | bitmapFont->metrics = NULL((void *)0); |
| 290 | ndx = 0; |
Value stored to 'ndx' is never read | |
| 291 | |
| 292 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 293 | |
| 294 | if ((!line) || (sscanf((char *) line, "CHARS %d", &nchars) != 1)) { |
| 295 | bdfError("bad 'CHARS' in bdf file\n"); |
| 296 | return (FALSE0); |
| 297 | } |
| 298 | if (nchars < 1) { |
| 299 | bdfError("invalid number of CHARS in BDF file\n"); |
| 300 | return (FALSE0); |
| 301 | } |
| 302 | if (nchars > (signed) (INT32_MAX2147483647 / sizeof(CharInfoRec))) { |
| 303 | bdfError("Couldn't allocate pCI (%d*%d)\n", nchars, |
| 304 | (int) sizeof(CharInfoRec)); |
| 305 | goto BAILOUT; |
| 306 | } |
| 307 | ci = calloc(nchars, sizeof(CharInfoRec)); |
| 308 | if (!ci) { |
| 309 | bdfError("Couldn't allocate pCI (%d*%d)\n", nchars, |
| 310 | (int) sizeof(CharInfoRec)); |
| 311 | goto BAILOUT; |
| 312 | } |
| 313 | bitmapFont->metrics = ci; |
| 314 | |
| 315 | if (bitmapExtra) { |
| 316 | bitmapExtra->glyphNames = malloc(nchars * sizeof(Atom)); |
| 317 | if (!bitmapExtra->glyphNames) { |
| 318 | bdfError("Couldn't allocate glyphNames (%d*%d)\n", |
| 319 | nchars, (int) sizeof(Atom)); |
| 320 | goto BAILOUT; |
| 321 | } |
| 322 | } |
| 323 | if (bitmapExtra) { |
| 324 | bitmapExtra->sWidths = malloc(nchars * sizeof(int)); |
| 325 | if (!bitmapExtra->sWidths) { |
| 326 | bdfError("Couldn't allocate sWidth (%d *%d)\n", |
| 327 | nchars, (int) sizeof(int)); |
| 328 | return FALSE0; |
| 329 | } |
| 330 | } |
| 331 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 332 | pFont->info.firstRow = 256; |
| 333 | pFont->info.lastRow = 0; |
| 334 | pFont->info.firstCol = 256; |
| 335 | pFont->info.lastCol = 0; |
| 336 | nignored = 0; |
| 337 | for (ndx = 0; (ndx < nchars) && (line) && (bdfIsPrefix(line, "STARTCHAR")(!strncmp((char *)line,"STARTCHAR",strlen("STARTCHAR"))));) { |
| 338 | int t; |
| 339 | int wx; /* x component of width */ |
| 340 | int wy; /* y component of width */ |
| 341 | int bw; /* bounding-box width */ |
| 342 | int bh; /* bounding-box height */ |
| 343 | int bl; /* bounding-box left */ |
| 344 | int bb; /* bounding-box bottom */ |
| 345 | int enc, |
| 346 | enc2; /* encoding */ |
| 347 | unsigned char *p; /* temp pointer into line */ |
| 348 | char charName[100]; |
| 349 | int ignore; |
| 350 | |
| 351 | if (sscanf((char *) line, "STARTCHAR %99s", charName) != 1) { |
| 352 | bdfError("bad character name in BDF file\n"); |
| 353 | goto BAILOUT; /* bottom of function, free and return error */ |
| 354 | } |
| 355 | if (bitmapExtra) |
| 356 | bitmapExtra->glyphNames[ndx] = bdfForceMakeAtom(charName, NULL((void *)0)); |
| 357 | |
| 358 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 359 | if (!line || (t = sscanf((char *) line, "ENCODING %d %d", &enc, &enc2)) < 1) { |
| 360 | bdfError("bad 'ENCODING' in BDF file\n"); |
| 361 | goto BAILOUT; |
| 362 | } |
| 363 | if (enc < -1 || (t == 2 && enc2 < -1)) { |
| 364 | bdfError("bad ENCODING value"); |
| 365 | goto BAILOUT; |
| 366 | } |
| 367 | if (t == 2 && enc == -1) |
| 368 | enc = enc2; |
| 369 | ignore = 0; |
| 370 | if (enc == -1) { |
| 371 | if (!bitmapExtra) { |
| 372 | nignored++; |
| 373 | ignore = 1; |
| 374 | } |
| 375 | } else if (enc > MAXENCODING0xFFFF) { |
| 376 | bdfError("char '%s' has encoding too large (%d)\n", |
| 377 | charName, enc); |
| 378 | } else { |
| 379 | char_row = (enc >> 8) & 0xFF; |
| 380 | char_col = enc & 0xFF; |
| 381 | if (char_row < pFont->info.firstRow) |
| 382 | pFont->info.firstRow = char_row; |
| 383 | if (char_row > pFont->info.lastRow) |
| 384 | pFont->info.lastRow = char_row; |
| 385 | if (char_col < pFont->info.firstCol) |
| 386 | pFont->info.firstCol = char_col; |
| 387 | if (char_col > pFont->info.lastCol) |
| 388 | pFont->info.lastCol = char_col; |
| 389 | if (bdfEncoding[char_row] == (CharInfoPtr *) NULL((void *)0)) { |
| 390 | bdfEncoding[char_row] = malloc(256 * sizeof(CharInfoPtr)); |
| 391 | if (!bdfEncoding[char_row]) { |
| 392 | bdfError("Couldn't allocate row %d of encoding (%d*%d)\n", |
| 393 | char_row, INDICES256, (int) sizeof(CharInfoPtr)); |
| 394 | goto BAILOUT; |
| 395 | } |
| 396 | for (i = 0; i < 256; i++) |
| 397 | bdfEncoding[char_row][i] = (CharInfoPtr) NULL((void *)0); |
| 398 | } |
| 399 | if (bdfEncoding[char_row] != NULL((void *)0)) { |
| 400 | bdfEncoding[char_row][char_col] = ci; |
| 401 | numEncodedGlyphs++; |
| 402 | } |
| 403 | } |
| 404 | |
| 405 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 406 | if ((!line) || (sscanf((char *) line, "SWIDTH %d %d", &wx, &wy) != 2)) { |
| 407 | bdfError("bad 'SWIDTH'\n"); |
| 408 | goto BAILOUT; |
| 409 | } |
| 410 | if (wy != 0) { |
| 411 | bdfError("SWIDTH y value must be zero\n"); |
| 412 | goto BAILOUT; |
| 413 | } |
| 414 | if (bitmapExtra) |
| 415 | bitmapExtra->sWidths[ndx] = wx; |
| 416 | |
| 417 | /* 5/31/89 (ef) -- we should be able to ditch the character and recover */ |
| 418 | /* from all of these. */ |
| 419 | |
| 420 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 421 | if ((!line) || (sscanf((char *) line, "DWIDTH %d %d", &wx, &wy) != 2)) { |
| 422 | bdfError("bad 'DWIDTH'\n"); |
| 423 | goto BAILOUT; |
| 424 | } |
| 425 | if (wy != 0) { |
| 426 | bdfError("DWIDTH y value must be zero\n"); |
| 427 | goto BAILOUT; |
| 428 | } |
| 429 | /* xCharInfo metrics are stored as INT16 */ |
| 430 | if ((wx < INT16_MIN-32768) || (wx > INT16_MAX32767)) { |
| 431 | bdfError("character '%s' has out of range width, %d\n", |
| 432 | charName, wx); |
| 433 | goto BAILOUT; |
| 434 | } |
| 435 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 436 | if ((!line) || (sscanf((char *) line, "BBX %d %d %d %d", &bw, &bh, &bl, &bb) != 4)) { |
| 437 | bdfError("bad 'BBX'\n"); |
| 438 | goto BAILOUT; |
| 439 | } |
| 440 | if ((bh < 0) || (bw < 0)) { |
| 441 | bdfError("character '%s' has a negative sized bitmap, %dx%d\n", |
| 442 | charName, bw, bh); |
| 443 | goto BAILOUT; |
| 444 | } |
| 445 | /* xCharInfo metrics are read as int, but stored as INT16 */ |
| 446 | if ((bl > INT16_MAX32767) || (bl < INT16_MIN-32768) || |
| 447 | (bb > INT16_MAX32767) || (bb < INT16_MIN-32768) || |
| 448 | (bw > (INT16_MAX32767 - bl)) || (bh > (INT16_MAX32767 - bb))) { |
| 449 | bdfError("character '%s' has out of range metrics, %d %d %d %d\n", |
| 450 | charName, bl, (bl+bw), (bh+bb), -bb); |
| 451 | goto BAILOUT; |
| 452 | } |
| 453 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 454 | if ((line) && (bdfIsPrefix(line, "ATTRIBUTES")(!strncmp((char *)line,"ATTRIBUTES",strlen("ATTRIBUTES"))))) { |
| 455 | for (p = line + strlen("ATTRIBUTES "); |
| 456 | (*p == ' ') || (*p == '\t'); |
| 457 | p++) |
| 458 | /* empty for loop */ ; |
| 459 | ci->metrics.attributes = (bdfHexByte(p) << 8) + bdfHexByte(p + 2); |
| 460 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 461 | } else |
| 462 | ci->metrics.attributes = 0; |
| 463 | |
| 464 | if (!line || !bdfIsPrefix(line, "BITMAP")(!strncmp((char *)line,"BITMAP",strlen("BITMAP")))) { |
| 465 | bdfError("missing 'BITMAP'\n"); |
| 466 | goto BAILOUT; |
| 467 | } |
| 468 | /* collect data for generated properties */ |
| 469 | if ((strlen(charName) == 1)) { |
| 470 | if ((charName[0] >= '0') && (charName[0] <= '9')) { |
| 471 | pState->digitWidths += wx; |
| 472 | pState->digitCount++; |
| 473 | } else if (charName[0] == 'x') { |
| 474 | pState->exHeight = (bh + bb) <= 0 ? bh : bh + bb; |
| 475 | } |
| 476 | } |
| 477 | if (!ignore) { |
| 478 | ci->metrics.leftSideBearing = bl; |
| 479 | ci->metrics.rightSideBearing = bl + bw; |
| 480 | ci->metrics.ascent = bh + bb; |
| 481 | ci->metrics.descent = -bb; |
| 482 | ci->metrics.characterWidth = wx; |
| 483 | ci->bits = NULL((void *)0); |
| 484 | if (!bdfReadBitmap(ci, file, bit, byte, glyph, scan, bitmapsSizes)) { |
| 485 | bdfError("could not read bitmap for character '%s'\n", charName); |
| 486 | goto BAILOUT; |
| 487 | } |
| 488 | ci++; |
| 489 | ndx++; |
| 490 | } else |
| 491 | bdfSkipBitmap(file, bh); |
| 492 | |
| 493 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); /* get STARTCHAR or |
| 494 | * ENDFONT */ |
| 495 | } |
| 496 | |
| 497 | if (ndx + nignored != nchars) { |
| 498 | bdfError("%d too few characters\n", nchars - (ndx + nignored)); |
| 499 | goto BAILOUT; |
| 500 | } |
| 501 | nchars = ndx; |
| 502 | bitmapFont->num_chars = nchars; |
| 503 | if ((line) && (bdfIsPrefix(line, "STARTCHAR")(!strncmp((char *)line,"STARTCHAR",strlen("STARTCHAR"))))) { |
| 504 | bdfError("more characters than specified\n"); |
| 505 | goto BAILOUT; |
| 506 | } |
| 507 | if ((!line) || (!bdfIsPrefix(line, "ENDFONT")(!strncmp((char *)line,"ENDFONT",strlen("ENDFONT"))))) { |
| 508 | bdfError("missing 'ENDFONT'\n"); |
| 509 | goto BAILOUT; |
| 510 | } |
| 511 | if (numEncodedGlyphs == 0) |
| 512 | bdfWarning("No characters with valid encodings\n"); |
| 513 | |
| 514 | nencoding = (pFont->info.lastRow - pFont->info.firstRow + 1) * |
| 515 | (pFont->info.lastCol - pFont->info.firstCol + 1); |
| 516 | bitmapFont->encoding = calloc(NUM_SEGMENTS(nencoding)(((nencoding)+128 -1)/128),sizeof(CharInfoPtr*)); |
| 517 | if (!bitmapFont->encoding) { |
| 518 | bdfError("Couldn't allocate ppCI (%d,%d)\n", |
| 519 | NUM_SEGMENTS(nencoding)(((nencoding)+128 -1)/128), |
| 520 | (int) sizeof(CharInfoPtr*)); |
| 521 | goto BAILOUT; |
| 522 | } |
| 523 | pFont->info.allExist = TRUE1; |
| 524 | i = 0; |
| 525 | for (char_row = pFont->info.firstRow; |
| 526 | char_row <= pFont->info.lastRow; |
| 527 | char_row++) { |
| 528 | if (bdfEncoding[char_row] == (CharInfoPtr *) NULL((void *)0)) { |
| 529 | pFont->info.allExist = FALSE0; |
| 530 | i += pFont->info.lastCol - pFont->info.firstCol + 1; |
| 531 | } else { |
| 532 | for (char_col = pFont->info.firstCol; |
| 533 | char_col <= pFont->info.lastCol; |
| 534 | char_col++) { |
| 535 | if (!bdfEncoding[char_row][char_col]) |
| 536 | pFont->info.allExist = FALSE0; |
| 537 | else { |
| 538 | if (!bitmapFont->encoding[SEGMENT_MAJOR(i)((i)/128)]) { |
| 539 | bitmapFont->encoding[SEGMENT_MAJOR(i)((i)/128)]= |
| 540 | calloc(BITMAP_FONT_SEGMENT_SIZE128, |
| 541 | sizeof(CharInfoPtr)); |
| 542 | if (!bitmapFont->encoding[SEGMENT_MAJOR(i)((i)/128)]) |
| 543 | goto BAILOUT; |
| 544 | } |
| 545 | ACCESSENCODINGL(bitmapFont->encoding,i)(bitmapFont->encoding[(i)/128][(i)%128]) = |
| 546 | bdfEncoding[char_row][char_col]; |
| 547 | } |
| 548 | i++; |
| 549 | } |
| 550 | } |
| 551 | } |
| 552 | for (i = 0; i < 256; i++) |
| 553 | if (bdfEncoding[i]) |
| 554 | free(bdfEncoding[i]); |
| 555 | return (TRUE1); |
| 556 | BAILOUT: |
| 557 | for (i = 0; i < 256; i++) |
| 558 | if (bdfEncoding[i]) |
| 559 | free(bdfEncoding[i]); |
| 560 | /* bdfFreeFontBits will clean up the rest */ |
| 561 | return (FALSE0); |
| 562 | } |
| 563 | |
| 564 | /***====================================================================***/ |
| 565 | |
| 566 | static Bool |
| 567 | bdfReadHeader(FontFilePtr file, bdfFileState *pState) |
| 568 | { |
| 569 | unsigned char *line; |
| 570 | char namebuf[BDFLINELEN1024]; |
| 571 | unsigned char lineBuf[BDFLINELEN1024]; |
| 572 | |
| 573 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 574 | if (!line || |
| 575 | sscanf((char *) line, "STARTFONT " BDFLINESTR"%1023s", namebuf) != 1 || |
| 576 | !bdfStrEqual(namebuf, "2.1")(!strcmp(namebuf,"2.1"))) { |
| 577 | bdfError("bad 'STARTFONT'\n"); |
| 578 | return (FALSE0); |
| 579 | } |
| 580 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 581 | #if MAXFONTNAMELEN1024 != 1024 |
| 582 | # error "need to adjust sscanf length limit to be MAXFONTNAMELEN - 1" |
| 583 | #endif |
| 584 | if (!line || |
| 585 | sscanf((char *) line, "FONT %1023[^\n]", pState->fontName) != 1) { |
| 586 | bdfError("bad 'FONT'\n"); |
| 587 | return (FALSE0); |
| 588 | } |
| 589 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 590 | if (!line || !bdfIsPrefix(line, "SIZE")(!strncmp((char *)line,"SIZE",strlen("SIZE")))) { |
| 591 | bdfError("missing 'SIZE'\n"); |
| 592 | return (FALSE0); |
| 593 | } |
| 594 | if (sscanf((char *) line, "SIZE %f%d%d", &pState->pointSize, |
| 595 | &pState->resolution_x, &pState->resolution_y) != 3) { |
| 596 | bdfError("bad 'SIZE'\n"); |
| 597 | return (FALSE0); |
| 598 | } |
| 599 | if (pState->pointSize < 1 || |
| 600 | pState->resolution_x < 1 || pState->resolution_y < 1) { |
| 601 | bdfError("SIZE values must be > 0\n"); |
| 602 | return (FALSE0); |
| 603 | } |
| 604 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 605 | if (!line || !bdfIsPrefix(line, "FONTBOUNDINGBOX")(!strncmp((char *)line,"FONTBOUNDINGBOX",strlen("FONTBOUNDINGBOX" )))) { |
| 606 | bdfError("missing 'FONTBOUNDINGBOX'\n"); |
| 607 | return (FALSE0); |
| 608 | } |
| 609 | return (TRUE1); |
| 610 | } |
| 611 | |
| 612 | /***====================================================================***/ |
| 613 | |
| 614 | static Bool |
| 615 | bdfReadProperties(FontFilePtr file, FontPtr pFont, bdfFileState *pState) |
| 616 | { |
| 617 | int nProps, props_left, |
| 618 | nextProp; |
| 619 | char *stringProps; |
| 620 | FontPropPtr props; |
| 621 | char namebuf[BDFLINELEN1024], |
| 622 | secondbuf[BDFLINELEN1024], |
| 623 | thirdbuf[BDFLINELEN1024]; |
| 624 | unsigned char *line; |
| 625 | unsigned char lineBuf[BDFLINELEN1024]; |
| 626 | BitmapFontPtr bitmapFont = (BitmapFontPtr) pFont->fontPrivate; |
| 627 | |
| 628 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 629 | if (!line || !bdfIsPrefix(line, "STARTPROPERTIES")(!strncmp((char *)line,"STARTPROPERTIES",strlen("STARTPROPERTIES" )))) { |
| 630 | bdfError("missing 'STARTPROPERTIES'\n"); |
| 631 | return (FALSE0); |
| 632 | } |
| 633 | if ((sscanf((char *) line, "STARTPROPERTIES %d", &nProps) != 1) || |
| 634 | (nProps <= 0) || |
| 635 | (nProps > (signed) ((INT32_MAX2147483647 / sizeof(FontPropRec)) - BDF_GENPROPS6))) { |
| 636 | bdfError("bad 'STARTPROPERTIES'\n"); |
| 637 | return (FALSE0); |
| 638 | } |
| 639 | pFont->info.isStringProp = NULL((void *)0); |
| 640 | pFont->info.props = NULL((void *)0); |
| 641 | pFont->info.nprops = 0; |
| 642 | |
| 643 | stringProps = malloc((nProps + BDF_GENPROPS6) * sizeof(char)); |
| 644 | pFont->info.isStringProp = stringProps; |
| 645 | if (stringProps == NULL((void *)0)) { |
| 646 | bdfError("Couldn't allocate stringProps (%d*%d)\n", |
| 647 | (nProps + BDF_GENPROPS6), (int) sizeof(Bool)); |
| 648 | goto BAILOUT; |
| 649 | } |
| 650 | pFont->info.props = props = calloc(nProps + BDF_GENPROPS6, |
| 651 | sizeof(FontPropRec)); |
| 652 | if (props == NULL((void *)0)) { |
| 653 | bdfError("Couldn't allocate props (%d*%d)\n", nProps + BDF_GENPROPS6, |
| 654 | (int) sizeof(FontPropRec)); |
| 655 | goto BAILOUT; |
| 656 | } |
| 657 | |
| 658 | nextProp = 0; |
| 659 | props_left = nProps; |
| 660 | while (props_left-- > 0) { |
| 661 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 662 | if (line == NULL((void *)0) || bdfIsPrefix(line, "ENDPROPERTIES")(!strncmp((char *)line,"ENDPROPERTIES",strlen("ENDPROPERTIES" )))) { |
| 663 | bdfError("\"STARTPROPERTIES %d\" followed by only %d properties\n", |
| 664 | nProps, nProps - props_left - 1); |
| 665 | goto BAILOUT; |
| 666 | } |
| 667 | while (*line && isspace(*line)) |
| 668 | line++; |
| 669 | |
| 670 | switch (sscanf((char *) line, |
| 671 | BDFLINESTR"%1023s" BDFLINESTR"%1023s" BDFLINESTR"%1023s", |
| 672 | namebuf, secondbuf, thirdbuf)) { |
| 673 | default: |
| 674 | bdfError("missing '%s' parameter value\n", namebuf); |
| 675 | goto BAILOUT; |
| 676 | |
| 677 | case 2: |
| 678 | /* |
| 679 | * Possibilites include: valid quoted string with no white space |
| 680 | * valid integer value invalid value |
| 681 | */ |
| 682 | if (secondbuf[0] == '"') { |
| 683 | stringProps[nextProp] = TRUE1; |
| 684 | props[nextProp].value = |
| 685 | bdfGetPropertyValue((char *)line + strlen(namebuf) + 1); |
| 686 | if (!props[nextProp].value) |
| 687 | goto BAILOUT; |
| 688 | break; |
| 689 | } else if (bdfIsInteger(secondbuf)) { |
| 690 | stringProps[nextProp] = FALSE0; |
| 691 | props[nextProp].value = atoi(secondbuf); |
| 692 | break; |
| 693 | } else { |
| 694 | bdfError("invalid '%s' parameter value\n", namebuf); |
| 695 | goto BAILOUT; |
| 696 | } |
| 697 | |
| 698 | case 3: |
| 699 | /* |
| 700 | * Possibilites include: valid quoted string with some white space |
| 701 | * invalid value (reject even if second string is integer) |
| 702 | */ |
| 703 | if (secondbuf[0] == '"') { |
| 704 | stringProps[nextProp] = TRUE1; |
| 705 | props[nextProp].value = |
| 706 | bdfGetPropertyValue((char *)line + strlen(namebuf) + 1); |
| 707 | if (!props[nextProp].value) |
| 708 | goto BAILOUT; |
| 709 | break; |
| 710 | } else { |
| 711 | bdfError("invalid '%s' parameter value\n", namebuf); |
| 712 | goto BAILOUT; |
| 713 | } |
| 714 | } |
| 715 | props[nextProp].name = bdfForceMakeAtom(namebuf, NULL((void *)0)); |
| 716 | if (props[nextProp].name == None0L) { |
| 717 | bdfError("Empty property name.\n"); |
| 718 | goto BAILOUT; |
| 719 | } |
| 720 | if (!bdfSpecialProperty(pFont, &props[nextProp], |
| 721 | stringProps[nextProp], pState)) |
| 722 | nextProp++; |
| 723 | } |
| 724 | |
| 725 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 726 | if (!line || !bdfIsPrefix(line, "ENDPROPERTIES")(!strncmp((char *)line,"ENDPROPERTIES",strlen("ENDPROPERTIES" )))) { |
| 727 | bdfError("missing 'ENDPROPERTIES'\n"); |
| 728 | goto BAILOUT; |
| 729 | } |
| 730 | if (!pState->haveFontAscent || !pState->haveFontDescent) { |
| 731 | bdfError("missing 'FONT_ASCENT' or 'FONT_DESCENT' properties\n"); |
| 732 | goto BAILOUT; |
| 733 | } |
| 734 | if (bitmapFont->bitmapExtra) { |
| 735 | bitmapFont->bitmapExtra->info.fontAscent = pFont->info.fontAscent; |
| 736 | bitmapFont->bitmapExtra->info.fontDescent = pFont->info.fontDescent; |
| 737 | } |
| 738 | if (!pState->pointSizeProp) { |
| 739 | props[nextProp].name = bdfForceMakeAtom("POINT_SIZE", NULL((void *)0)); |
| 740 | props[nextProp].value = (INT32) (pState->pointSize * 10.0); |
| 741 | stringProps[nextProp] = FALSE0; |
| 742 | pState->pointSizeProp = &props[nextProp]; |
| 743 | nextProp++; |
| 744 | } |
| 745 | if (!pState->fontProp) { |
| 746 | props[nextProp].name = bdfForceMakeAtom("FONT", NULL((void *)0)); |
| 747 | props[nextProp].value = (INT32) bdfForceMakeAtom(pState->fontName, NULL((void *)0)); |
| 748 | stringProps[nextProp] = TRUE1; |
| 749 | pState->fontProp = &props[nextProp]; |
| 750 | nextProp++; |
| 751 | } |
| 752 | if (!pState->weightProp) { |
| 753 | props[nextProp].name = bdfForceMakeAtom("WEIGHT", NULL((void *)0)); |
| 754 | props[nextProp].value = -1; /* computed later */ |
| 755 | stringProps[nextProp] = FALSE0; |
| 756 | pState->weightProp = &props[nextProp]; |
| 757 | nextProp++; |
| 758 | } |
| 759 | if (!pState->resolutionProp && |
| 760 | pState->resolution_x == pState->resolution_y) { |
| 761 | props[nextProp].name = bdfForceMakeAtom("RESOLUTION", NULL((void *)0)); |
| 762 | props[nextProp].value = (INT32) ((pState->resolution_x * 100.0) / 72.27); |
| 763 | stringProps[nextProp] = FALSE0; |
| 764 | pState->resolutionProp = &props[nextProp]; |
| 765 | nextProp++; |
| 766 | } |
| 767 | if (!pState->resolutionXProp) { |
| 768 | props[nextProp].name = bdfForceMakeAtom("RESOLUTION_X", NULL((void *)0)); |
| 769 | props[nextProp].value = (INT32) pState->resolution_x; |
| 770 | stringProps[nextProp] = FALSE0; |
| 771 | pState->resolutionProp = &props[nextProp]; |
| 772 | nextProp++; |
| 773 | } |
| 774 | if (!pState->resolutionYProp) { |
| 775 | props[nextProp].name = bdfForceMakeAtom("RESOLUTION_Y", NULL((void *)0)); |
| 776 | props[nextProp].value = (INT32) pState->resolution_y; |
| 777 | stringProps[nextProp] = FALSE0; |
| 778 | pState->resolutionProp = &props[nextProp]; |
| 779 | nextProp++; |
| 780 | } |
| 781 | if (!pState->xHeightProp) { |
| 782 | props[nextProp].name = bdfForceMakeAtom("X_HEIGHT", NULL((void *)0)); |
| 783 | props[nextProp].value = -1; /* computed later */ |
| 784 | stringProps[nextProp] = FALSE0; |
| 785 | pState->xHeightProp = &props[nextProp]; |
| 786 | nextProp++; |
| 787 | } |
| 788 | if (!pState->quadWidthProp) { |
| 789 | props[nextProp].name = bdfForceMakeAtom("QUAD_WIDTH", NULL((void *)0)); |
| 790 | props[nextProp].value = -1; /* computed later */ |
| 791 | stringProps[nextProp] = FALSE0; |
| 792 | pState->quadWidthProp = &props[nextProp]; |
| 793 | nextProp++; |
| 794 | } |
| 795 | pFont->info.nprops = nextProp; |
| 796 | return (TRUE1); |
| 797 | BAILOUT: |
| 798 | if (pFont->info.isStringProp) { |
| 799 | free(pFont->info.isStringProp); |
| 800 | pFont->info.isStringProp = NULL((void *)0); |
| 801 | } |
| 802 | if (pFont->info.props) { |
| 803 | free(pFont->info.props); |
| 804 | pFont->info.props = NULL((void *)0); |
| 805 | } |
| 806 | while (line && bdfIsPrefix(line, "ENDPROPERTIES")(!strncmp((char *)line,"ENDPROPERTIES",strlen("ENDPROPERTIES" )))) |
| 807 | line = bdfGetLine(file, lineBuf, BDFLINELEN1024); |
| 808 | return (FALSE0); |
| 809 | } |
| 810 | |
| 811 | /***====================================================================***/ |
| 812 | |
| 813 | static void |
| 814 | bdfUnloadFont(FontPtr pFont) |
| 815 | { |
| 816 | bdfFreeFontBits (pFont); |
| 817 | DestroyFontRec(pFont); |
| 818 | } |
| 819 | |
| 820 | int |
| 821 | bdfReadFont(FontPtr pFont, FontFilePtr file, |
| 822 | int bit, int byte, int glyph, int scan) |
| 823 | { |
| 824 | bdfFileState state; |
| 825 | xCharInfo *min, |
| 826 | *max; |
| 827 | BitmapFontPtr bitmapFont; |
| 828 | |
| 829 | pFont->fontPrivate = 0; |
| 830 | |
| 831 | bzero(&state, sizeof(bdfFileState))__builtin___memset_chk (&state, 0, sizeof(bdfFileState), __builtin_object_size (&state, 0)); |
| 832 | bdfFileLineNum = 0; |
| 833 | |
| 834 | if (!bdfReadHeader(file, &state)) |
| 835 | goto BAILOUT; |
| 836 | |
| 837 | bitmapFont = calloc(1, sizeof(BitmapFontRec)); |
| 838 | if (!bitmapFont) { |
| 839 | bdfError("Couldn't allocate bitmapFontRec (%d)\n", |
| 840 | (int) sizeof(BitmapFontRec)); |
| 841 | goto BAILOUT; |
| 842 | } |
| 843 | |
| 844 | pFont->fontPrivate = (pointer) bitmapFont; |
| 845 | bitmapFont->metrics = 0; |
| 846 | bitmapFont->ink_metrics = 0; |
| 847 | bitmapFont->bitmaps = 0; |
| 848 | bitmapFont->encoding = 0; |
| 849 | bitmapFont->pDefault = NULL((void *)0); |
| 850 | |
| 851 | bitmapFont->bitmapExtra = calloc(1, sizeof(BitmapExtraRec)); |
| 852 | if (!bitmapFont->bitmapExtra) { |
| 853 | bdfError("Couldn't allocate bitmapExtra (%d)\n", |
| 854 | (int) sizeof(BitmapExtraRec)); |
| 855 | goto BAILOUT; |
| 856 | } |
| 857 | |
| 858 | bitmapFont->bitmapExtra->glyphNames = 0; |
| 859 | bitmapFont->bitmapExtra->sWidths = 0; |
| 860 | |
| 861 | if (!bdfReadProperties(file, pFont, &state)) |
| 862 | goto BAILOUT; |
| 863 | |
| 864 | if (!bdfReadCharacters(file, pFont, &state, bit, byte, glyph, scan)) |
| 865 | goto BAILOUT; |
| 866 | |
| 867 | if (state.haveDefaultCh) { |
| 868 | unsigned int r, c, cols; |
| 869 | |
| 870 | r = pFont->info.defaultCh >> 8; |
| 871 | c = pFont->info.defaultCh & 0xFF; |
| 872 | if (pFont->info.firstRow <= r && r <= pFont->info.lastRow && |
| 873 | pFont->info.firstCol <= c && c <= pFont->info.lastCol) { |
| 874 | cols = pFont->info.lastCol - pFont->info.firstCol + 1; |
| 875 | r = r - pFont->info.firstRow; |
| 876 | c = c - pFont->info.firstCol; |
| 877 | bitmapFont->pDefault = ACCESSENCODING(bitmapFont->encoding,(bitmapFont->encoding[(r * cols + c)/128]?(bitmapFont-> encoding[(r * cols + c)/128][(r * cols + c)%128]):0) |
| 878 | r * cols + c)(bitmapFont->encoding[(r * cols + c)/128]?(bitmapFont-> encoding[(r * cols + c)/128][(r * cols + c)%128]):0); |
| 879 | } |
| 880 | } |
| 881 | pFont->bit = bit; |
| 882 | pFont->byte = byte; |
| 883 | pFont->glyph = glyph; |
| 884 | pFont->scan = scan; |
| 885 | pFont->info.anamorphic = FALSE0; |
| 886 | pFont->info.cachable = TRUE1; |
| 887 | bitmapComputeFontBounds(pFont); |
| 888 | if (FontCouldBeTerminal(&pFont->info)) { |
| 889 | bdfPadToTerminal(pFont); |
| 890 | bitmapComputeFontBounds(pFont); |
| 891 | } |
| 892 | FontComputeInfoAccelerators(&pFont->info); |
| 893 | if (bitmapFont->bitmapExtra) |
| 894 | FontComputeInfoAccelerators(&bitmapFont->bitmapExtra->info); |
| 895 | if (pFont->info.constantMetrics) { |
| 896 | if (!bitmapAddInkMetrics(pFont)) { |
| 897 | bdfError("Failed to add bitmap ink metrics\n"); |
| 898 | goto BAILOUT; |
| 899 | } |
| 900 | } |
| 901 | if (bitmapFont->bitmapExtra) |
| 902 | bitmapFont->bitmapExtra->info.inkMetrics = pFont->info.inkMetrics; |
| 903 | |
| 904 | bitmapComputeFontInkBounds(pFont); |
| 905 | /* ComputeFontAccelerators (pFont); */ |
| 906 | |
| 907 | /* generate properties */ |
| 908 | min = &pFont->info.ink_minbounds; |
| 909 | max = &pFont->info.ink_maxbounds; |
| 910 | if (state.xHeightProp && (state.xHeightProp->value == -1)) |
| 911 | state.xHeightProp->value = state.exHeight ? |
| 912 | state.exHeight : min->ascent; |
| 913 | |
| 914 | if (state.quadWidthProp && (state.quadWidthProp->value == -1)) |
| 915 | state.quadWidthProp->value = state.digitCount ? |
| 916 | (INT32) (state.digitWidths / state.digitCount) : |
| 917 | (min->characterWidth + max->characterWidth) / 2; |
| 918 | |
| 919 | if (state.weightProp && (state.weightProp->value == -1)) |
| 920 | state.weightProp->value = bitmapComputeWeight(pFont); |
| 921 | |
| 922 | pFont->get_glyphs = bitmapGetGlyphs; |
| 923 | pFont->get_metrics = bitmapGetMetrics; |
| 924 | pFont->unload_font = bdfUnloadFont; |
| 925 | pFont->unload_glyphs = NULL((void *)0); |
| 926 | return Successful85; |
| 927 | BAILOUT: |
| 928 | if (pFont->fontPrivate) |
| 929 | bdfFreeFontBits (pFont); |
| 930 | return AllocError80; |
| 931 | } |
| 932 | |
| 933 | int |
| 934 | bdfReadFontInfo(FontInfoPtr pFontInfo, FontFilePtr file) |
| 935 | { |
| 936 | FontRec font; |
| 937 | int ret; |
| 938 | |
| 939 | bzero(&font, sizeof (FontRec))__builtin___memset_chk (&font, 0, sizeof (FontRec), __builtin_object_size (&font, 0)); |
| 940 | |
| 941 | ret = bdfReadFont(&font, file, MSBFirst1, LSBFirst0, 1, 1); |
| 942 | if (ret == Successful85) { |
| 943 | *pFontInfo = font.info; |
| 944 | font.info.props = 0; |
| 945 | font.info.isStringProp = 0; |
| 946 | font.info.nprops = 0; |
| 947 | bdfFreeFontBits (&font); |
| 948 | } |
| 949 | return ret; |
| 950 | } |
| 951 | |
| 952 | static Bool |
| 953 | bdfPadToTerminal(FontPtr pFont) |
| 954 | { |
| 955 | BitmapFontPtr bitmapFont; |
| 956 | BitmapExtraPtr bitmapExtra; |
| 957 | int i; |
| 958 | int new_size; |
| 959 | CharInfoRec new; |
| 960 | int w, |
| 961 | h; |
| 962 | |
| 963 | bitmapFont = (BitmapFontPtr) pFont->fontPrivate; |
| 964 | |
| 965 | bzero(&new, sizeof(CharInfoRec))__builtin___memset_chk (&new, 0, sizeof(CharInfoRec), __builtin_object_size (&new, 0)); |
| 966 | new.metrics.ascent = pFont->info.fontAscent; |
| 967 | new.metrics.descent = pFont->info.fontDescent; |
| 968 | new.metrics.leftSideBearing = 0; |
| 969 | new.metrics.rightSideBearing = pFont->info.minbounds.characterWidth; |
| 970 | new.metrics.characterWidth = new.metrics.rightSideBearing; |
| 971 | new_size = BYTES_FOR_GLYPH(&new, pFont->glyph)(((&new)->metrics.ascent + (&new)->metrics.descent ) * ((pFont->glyph) == 1 ? (((((&new)->metrics.rightSideBearing - (&new)->metrics.leftSideBearing))+7)>>3) :(pFont ->glyph) == 2 ? ((((((&new)->metrics.rightSideBearing - (&new)->metrics.leftSideBearing))+15)>>3)& ~1) :(pFont->glyph) == 4 ? ((((((&new)->metrics.rightSideBearing - (&new)->metrics.leftSideBearing))+31)>>3)& ~3) :(pFont->glyph) == 8 ? ((((((&new)->metrics.rightSideBearing - (&new)->metrics.leftSideBearing))+63)>>3)& ~7) : 0)); |
| 972 | |
| 973 | for (i = 0; i < bitmapFont->num_chars; i++) { |
| 974 | new.bits = malloc(new_size); |
| 975 | if (!new.bits) { |
| 976 | bdfError("Couldn't allocate bits (%d)\n", new_size); |
| 977 | return FALSE0; |
| 978 | } |
| 979 | FontCharReshape(pFont, &bitmapFont->metrics[i], &new); |
| 980 | new.metrics.attributes = bitmapFont->metrics[i].metrics.attributes; |
| 981 | free(bitmapFont->metrics[i].bits); |
| 982 | bitmapFont->metrics[i] = new; |
| 983 | } |
| 984 | bitmapExtra = bitmapFont->bitmapExtra; |
| 985 | if (bitmapExtra) { |
| 986 | w = GLYPHWIDTHPIXELS(&new)((&new)->metrics.rightSideBearing - (&new)->metrics .leftSideBearing); |
| 987 | h = GLYPHHEIGHTPIXELS(&new)((&new)->metrics.ascent + (&new)->metrics.descent ); |
| 988 | for (i = 0; i < GLYPHPADOPTIONS4; i++) |
| 989 | bitmapExtra->bitmapsSizes[i] = bitmapFont->num_chars * |
| 990 | (BYTES_PER_ROW(w, 1 << i)((1 << i) == 1 ? (((w)+7)>>3) :(1 << i) == 2 ? ((((w)+15)>>3)&~1) :(1 << i) == 4 ? ((((w) +31)>>3)&~3) :(1 << i) == 8 ? ((((w)+63)>> 3)&~7) : 0) * h); |
| 991 | } |
| 992 | return TRUE1; |
| 993 | } |