diff options
Diffstat (limited to 'src/3rdparty/libtiff/libtiff/tif_zip.c')
| -rw-r--r-- | src/3rdparty/libtiff/libtiff/tif_zip.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/src/3rdparty/libtiff/libtiff/tif_zip.c b/src/3rdparty/libtiff/libtiff/tif_zip.c index f5aa2a9..22e9f35 100644 --- a/src/3rdparty/libtiff/libtiff/tif_zip.c +++ b/src/3rdparty/libtiff/libtiff/tif_zip.c @@ -1,4 +1,4 @@ -/* $Id: tif_zip.c,v 1.31 2011-01-06 16:00:23 fwarmerdam Exp $ */ +/* $Id: tif_zip.c,v 1.33 2014-12-25 18:29:11 erouault Exp $ */ /* * Copyright (c) 1995-1997 Sam Leffler @@ -36,7 +36,7 @@ * of the library: this code assumes the 1.0 API and also depends on * the ability to write the zlib header multiple times (one per strip) * which was not possible with versions prior to 0.95. Note also that - * older versions of this codec avoided this bug by supressing the header + * older versions of this codec avoided this bug by suppressing the header * entirely. This means that files written with the old library cannot * be read; they should be converted to a different compression scheme * and then reconverted. @@ -61,6 +61,8 @@ #error "Antiquated ZLIB software; you must use version 1.0 or later" #endif +#define SAFE_MSG(sp) ((sp)->stream.msg == NULL ? "" : (sp)->stream.msg) + /* * State block for each open TIFF * file using ZIP compression/decompression. @@ -106,7 +108,7 @@ ZIPSetupDecode(TIFF* tif) } if (inflateInit(&sp->stream) != Z_OK) { - TIFFErrorExt(tif->tif_clientdata, module, "%s", sp->stream.msg); + TIFFErrorExt(tif->tif_clientdata, module, "%s", SAFE_MSG(sp)); return (0); } else { sp->state |= ZSTATE_INIT_DECODE; @@ -174,14 +176,14 @@ ZIPDecode(TIFF* tif, uint8* op, tmsize_t occ, uint16 s) if (state == Z_DATA_ERROR) { TIFFErrorExt(tif->tif_clientdata, module, "Decoding error at scanline %lu, %s", - (unsigned long) tif->tif_row, sp->stream.msg); + (unsigned long) tif->tif_row, SAFE_MSG(sp)); if (inflateSync(&sp->stream) != Z_OK) return (0); continue; } if (state != Z_OK) { - TIFFErrorExt(tif->tif_clientdata, module, "ZLib error: %s", - sp->stream.msg); + TIFFErrorExt(tif->tif_clientdata, module, + "ZLib error: %s", SAFE_MSG(sp)); return (0); } } while (sp->stream.avail_out > 0); @@ -211,7 +213,7 @@ ZIPSetupEncode(TIFF* tif) } if (deflateInit(&sp->stream, sp->zipquality) != Z_OK) { - TIFFErrorExt(tif->tif_clientdata, module, "%s", sp->stream.msg); + TIFFErrorExt(tif->tif_clientdata, module, "%s", SAFE_MSG(sp)); return (0); } else { sp->state |= ZSTATE_INIT_ENCODE; @@ -273,8 +275,9 @@ ZIPEncode(TIFF* tif, uint8* bp, tmsize_t cc, uint16 s) } do { if (deflate(&sp->stream, Z_NO_FLUSH) != Z_OK) { - TIFFErrorExt(tif->tif_clientdata, module, "Encoder error: %s", - sp->stream.msg); + TIFFErrorExt(tif->tif_clientdata, module, + "Encoder error: %s", + SAFE_MSG(sp)); return (0); } if (sp->stream.avail_out == 0) { @@ -313,8 +316,8 @@ ZIPPostEncode(TIFF* tif) } break; default: - TIFFErrorExt(tif->tif_clientdata, module, "ZLib error: %s", - sp->stream.msg); + TIFFErrorExt(tif->tif_clientdata, module, + "ZLib error: %s", SAFE_MSG(sp)); return (0); } } while (state != Z_STREAM_END); @@ -359,7 +362,7 @@ ZIPVSetField(TIFF* tif, uint32 tag, va_list ap) if (deflateParams(&sp->stream, sp->zipquality, Z_DEFAULT_STRATEGY) != Z_OK) { TIFFErrorExt(tif->tif_clientdata, module, "ZLib error: %s", - sp->stream.msg); + SAFE_MSG(sp)); return (0); } } |