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Lines 237-242
LZWSetupDecode(TIFF* tif)
Link Here
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| 237 |
sp->dec_codetab[code].length = 1; |
237 |
sp->dec_codetab[code].length = 1; |
| 238 |
sp->dec_codetab[code].next = NULL; |
238 |
sp->dec_codetab[code].next = NULL; |
| 239 |
} while (code--); |
239 |
} while (code--); |
|
|
240 |
/* |
| 241 |
* Zero-out the unused entries |
| 242 |
*/ |
| 243 |
_TIFFmemset(&sp->dec_codetab[CODE_CLEAR], 0, |
| 244 |
(CODE_FIRST-CODE_CLEAR)*sizeof (code_t)); |
| 245 |
|
| 240 |
} |
246 |
} |
| 241 |
return (1); |
247 |
return (1); |
| 242 |
} |
248 |
} |
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Lines 415-420
LZWDecode(TIFF* tif, tidata_t op0, tsize
Link Here
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| 415 |
NextCode(tif, sp, bp, code, GetNextCode); |
421 |
NextCode(tif, sp, bp, code, GetNextCode); |
| 416 |
if (code == CODE_EOI) |
422 |
if (code == CODE_EOI) |
| 417 |
break; |
423 |
break; |
|
|
424 |
if (code == CODE_CLEAR) { |
| 425 |
TIFFErrorExt(tif->tif_clientdata, tif->tif_name, |
| 426 |
"LZWDecode: Corrupted LZW table at scanline %d", |
| 427 |
tif->tif_row); |
| 428 |
return (0); |
| 429 |
} |
| 418 |
*op++ = (char)code, occ--; |
430 |
*op++ = (char)code, occ--; |
| 419 |
oldcodep = sp->dec_codetab + code; |
431 |
oldcodep = sp->dec_codetab + code; |
| 420 |
continue; |
432 |
continue; |
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Lines 612-617
LZWDecodeCompat(TIFF* tif, tidata_t op0,
Link Here
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| 612 |
NextCode(tif, sp, bp, code, GetNextCodeCompat); |
624 |
NextCode(tif, sp, bp, code, GetNextCodeCompat); |
| 613 |
if (code == CODE_EOI) |
625 |
if (code == CODE_EOI) |
| 614 |
break; |
626 |
break; |
|
|
627 |
if (code == CODE_CLEAR) { |
| 628 |
TIFFErrorExt(tif->tif_clientdata, tif->tif_name, |
| 629 |
"LZWDecode: Corrupted LZW table at scanline %d", |
| 630 |
tif->tif_row); |
| 631 |
return (0); |
| 632 |
} |
| 615 |
*op++ = code, occ--; |
633 |
*op++ = code, occ--; |
| 616 |
oldcodep = sp->dec_codetab + code; |
634 |
oldcodep = sp->dec_codetab + code; |
| 617 |
continue; |
635 |
continue; |
