diff options
Diffstat (limited to 'tiff/libtiff/tif_strip.c')
| -rw-r--r-- | tiff/libtiff/tif_strip.c | 40 |
1 files changed, 5 insertions, 35 deletions
diff --git a/tiff/libtiff/tif_strip.c b/tiff/libtiff/tif_strip.c index 6e9f2ef6..c08c60a7 100644 --- a/tiff/libtiff/tif_strip.c +++ b/tiff/libtiff/tif_strip.c @@ -1,5 +1,3 @@ -/* $Id: tif_strip.c,v 1.38 2016-12-03 11:02:15 erouault Exp $ */ - /* * Copyright (c) 1991-1997 Sam Leffler * Copyright (c) 1991-1997 Silicon Graphics, Inc. @@ -131,15 +129,8 @@ TIFFVStripSize(TIFF* tif, uint32 nrows) { static const char module[] = "TIFFVStripSize"; uint64 m; - tmsize_t n; m=TIFFVStripSize64(tif,nrows); - n=(tmsize_t)m; - if ((uint64)n!=m) - { - TIFFErrorExt(tif->tif_clientdata,module,"Integer overflow"); - n=0; - } - return(n); + return _TIFFCastUInt64ToSSize(tif, m, module); } /* @@ -149,8 +140,7 @@ uint64 TIFFRawStripSize64(TIFF* tif, uint32 strip) { static const char module[] = "TIFFRawStripSize64"; - TIFFDirectory* td = &tif->tif_dir; - uint64 bytecount = td->td_stripbytecount[strip]; + uint64 bytecount = TIFFGetStrileByteCount(tif, strip); if (bytecount == 0) { @@ -213,15 +203,8 @@ TIFFStripSize(TIFF* tif) { static const char module[] = "TIFFStripSize"; uint64 m; - tmsize_t n; m=TIFFStripSize64(tif); - n=(tmsize_t)m; - if ((uint64)n!=m) - { - TIFFErrorExt(tif->tif_clientdata,module,"Integer overflow"); - n=0; - } - return(n); + return _TIFFCastUInt64ToSSize(tif, m, module); } /* @@ -332,14 +315,8 @@ TIFFScanlineSize(TIFF* tif) { static const char module[] = "TIFFScanlineSize"; uint64 m; - tmsize_t n; m=TIFFScanlineSize64(tif); - n=(tmsize_t)m; - if ((uint64)n!=m) { - TIFFErrorExt(tif->tif_clientdata,module,"Integer arithmetic overflow"); - n=0; - } - return(n); + return _TIFFCastUInt64ToSSize(tif, m, module); } /* @@ -368,15 +345,8 @@ TIFFRasterScanlineSize(TIFF* tif) { static const char module[] = "TIFFRasterScanlineSize"; uint64 m; - tmsize_t n; m=TIFFRasterScanlineSize64(tif); - n=(tmsize_t)m; - if ((uint64)n!=m) - { - TIFFErrorExt(tif->tif_clientdata,module,"Integer arithmetic overflow"); - n=0; - } - return(n); + return _TIFFCastUInt64ToSSize(tif, m, module); } /* vim: set ts=8 sts=8 sw=8 noet: */ |