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| author | rmax <rmax> | 2007-09-11 18:05:03 (GMT) |
|---|---|---|
| committer | rmax <rmax> | 2007-09-11 18:05:03 (GMT) |
| commit | 37983240fc7890cf83fdc1780090f668d1e472b6 (patch) | |
| tree | 8328fbb356381b101c3a679d3faa8a0e92af1251 /tests/imgPhoto.test | |
| parent | 89022786e10d8bd3a7eb44f2053e1e31d6fcb0b0 (diff) | |
| download | tk-37983240fc7890cf83fdc1780090f668d1e472b6.zip tk-37983240fc7890cf83fdc1780090f668d1e472b6.tar.gz tk-37983240fc7890cf83fdc1780090f668d1e472b6.tar.bz2 | |
* generic/tkImgGIF.c: Fixed a buffer overrun that got triggered by
multi-frame interlaced GIFs that contain subsequent frames that
are smaller than the first one.
* tests/imgPhoto.test: Added a test for the above.
Diffstat (limited to 'tests/imgPhoto.test')
| -rw-r--r-- | tests/imgPhoto.test | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/tests/imgPhoto.test b/tests/imgPhoto.test index 3f1af80..4ab922e 100644 --- a/tests/imgPhoto.test +++ b/tests/imgPhoto.test @@ -9,7 +9,7 @@ # # Author: Paul Mackerras (paulus@cs.anu.edu.au) # -# RCS: @(#) $Id: imgPhoto.test,v 1.25 2007/05/16 18:10:35 dgp Exp $ +# RCS: @(#) $Id: imgPhoto.test,v 1.26 2007/09/11 18:05:04 rmax Exp $ package require tcltest 2.1 eval tcltest::configure $argv @@ -653,6 +653,18 @@ test imgPhoto-14.2 {GIF -index handler buffer sizing} -setup { image delete $i } -returnCodes error -result {no image data for this index} +test imgPhoto-14.3 {GIF -index interleaving and small frames} -setup { + set i [image create photo] +} -body { + # Interleaved GIFs used to crash us when a smaller subsequent frame + # was accessed. + $i configure -format {GIF -index 1} -data { + R0lGODdhAQAFAPAAAP8AAAAAACwAAAAAAQAFAEACAoRdACwAAAAAAQAEAEACAoRRADs= + } +} -cleanup { + image delete $i +} + test imgPhoto-15.1 {photo images can fail to allocate memory gracefully} \ {nonPortable} { # This is not portable to very large machines with more around |