XFA: Upgrade to libtiff 4.0.6.

third_party/libtiff/tif_write.c

Index: third_party/libtiff/tif_write.c
diff --git a/third_party/tiff_v403/tif_write.c b/third_party/libtiff/tif_write.c
similarity index 94%
rename from third_party/tiff_v403/tif_write.c
rename to third_party/libtiff/tif_write.c
index f32ee9078b354ace626e3ddf6ea9f63256479b1f..7996c31e08a07630c3be3497d6a783f584b1a2f5 100644
--- a/third_party/tiff_v403/tif_write.c
+++ b/third_party/libtiff/tif_write.c
@@ -1,4 +1,4 @@
-/* $Id: tif_write.c,v 1.37 2012-08-13 22:10:17 fwarmerdam Exp $ */
+/* $Id: tif_write.c,v 1.42 2015-06-07 23:00:23 bfriesen Exp $ */
 
 /*
  * Copyright (c) 1988-1997 Sam Leffler
@@ -115,6 +115,10 @@ TIFFWriteScanline(TIFF* tif, void* buf, uint32 row, uint16 sample)
 		if (strip >= td->td_stripsperimage && imagegrew)
 			td->td_stripsperimage =
 			    TIFFhowmany_32(td->td_imagelength,td->td_rowsperstrip);
+                if (td->td_stripsperimage == 0) {
+                        TIFFErrorExt(tif->tif_clientdata, module, "Zero strips per image");
+                        return (-1);
+                }
 		tif->tif_row =
 		    (strip % td->td_stripsperimage) * td->td_rowsperstrip;
 		if ((tif->tif_flags & TIFF_CODERSETUP) == 0) {
@@ -220,6 +224,11 @@ TIFFWriteEncodedStrip(TIFF* tif, uint32 strip, void* data, tmsize_t cc)
         tif->tif_flags |= TIFF_BUF4WRITE;
 	tif->tif_curstrip = strip;
 
+        if (td->td_stripsperimage == 0) {
+                TIFFErrorExt(tif->tif_clientdata, module, "Zero strips per image");
+                return ((tmsize_t) -1);
+        }
+
 	tif->tif_row = (strip % td->td_stripsperimage) * td->td_rowsperstrip;
 	if ((tif->tif_flags & TIFF_CODERSETUP) == 0) {
 		if (!(*tif->tif_setupencode)(tif))
@@ -311,6 +320,10 @@ TIFFWriteRawStrip(TIFF* tif, uint32 strip, void* data, tmsize_t cc)
 			return ((tmsize_t) -1);
 	}
 	tif->tif_curstrip = strip;
+        if (td->td_stripsperimage == 0) {
+                TIFFErrorExt(tif->tif_clientdata, module,"Zero strips per image");
+                return ((tmsize_t) -1);
+        }
 	tif->tif_row = (strip % td->td_stripsperimage) * td->td_rowsperstrip;
 	return (TIFFAppendToStrip(tif, strip, (uint8*) data, cc) ?
 	    cc : (tmsize_t) -1);
@@ -353,6 +366,7 @@ TIFFWriteEncodedTile(TIFF* tif, uint32 tile, void* data, tmsize_t cc)
 	static const char module[] = "TIFFWriteEncodedTile";
 	TIFFDirectory *td;
 	uint16 sample;
+        uint32 howmany32;
 
 	if (!WRITECHECKTILES(tif, module))
 		return ((tmsize_t)(-1));
@@ -379,7 +393,7 @@ TIFFWriteEncodedTile(TIFF* tif, uint32 tile, void* data, tmsize_t cc)
             /* more bytes available in the output buffer than the previous byte count, */
             /* so that TIFFAppendToStrip() will detect the overflow when it is called the first */
             /* time if the new compressed tile is bigger than the older one. (GDAL #4771) */
-            if( tif->tif_rawdatasize <= (tmsize_t)td->td_stripbytecount[tile] )
+            if( tif->tif_rawdatasize <= (tmsize_t) td->td_stripbytecount[tile] )
             {
                 if( !(TIFFWriteBufferSetup(tif, NULL,
                     (tmsize_t)TIFFroundup_64((uint64)(td->td_stripbytecount[tile] + 1), 1024))) )
@@ -391,17 +405,25 @@ TIFFWriteEncodedTile(TIFF* tif, uint32 tile, void* data, tmsize_t cc)
             tif->tif_curoff = 0;
         }
 
-    tif->tif_rawcc = 0;
-    tif->tif_rawcp = tif->tif_rawdata;
+	tif->tif_rawcc = 0;
+	tif->tif_rawcp = tif->tif_rawdata;
 
 	/* 
 	 * Compute tiles per row & per column to compute
 	 * current row and column
 	 */
-	tif->tif_row = (tile % TIFFhowmany_32(td->td_imagelength, td->td_tilelength))
-		* td->td_tilelength;
-	tif->tif_col = (tile % TIFFhowmany_32(td->td_imagewidth, td->td_tilewidth))
-		* td->td_tilewidth;
+        howmany32=TIFFhowmany_32(td->td_imagelength, td->td_tilelength);
+        if (howmany32 == 0) {
+                 TIFFErrorExt(tif->tif_clientdata,module,"Zero tiles");
+                return ((tmsize_t)(-1));
+        }
+	tif->tif_row = (tile % howmany32) * td->td_tilelength;
+        howmany32=TIFFhowmany_32(td->td_imagewidth, td->td_tilewidth);
+        if (howmany32 == 0) {
+                 TIFFErrorExt(tif->tif_clientdata,module,"Zero tiles");
+                return ((tmsize_t)(-1));
+        }
+	tif->tif_col = (tile % howmany32) * td->td_tilewidth;
 
 	if ((tif->tif_flags & TIFF_CODERSETUP) == 0) {
 		if (!(*tif->tif_setupencode)(tif))
@@ -769,4 +791,3 @@ TIFFSetWriteOffset(TIFF* tif, toff_t off)
  * fill-column: 78
  * End:
  */
-