Viktor Semykin : windowscodecs/tests: Test for png codec seeking too far.
Alexandre Julliard
julliard at winehq.org
Mon Apr 3 14:01:46 CDT 2017
Module: wine
Branch: master
Commit: 5ada4e947ebeee3bf30e1b211dc045e5f5d9eeab
URL: http://source.winehq.org/git/wine.git/?a=commit;h=5ada4e947ebeee3bf30e1b211dc045e5f5d9eeab
Author: Viktor Semykin <thesame.ml at gmail.com>
Date: Thu Mar 30 13:52:12 2017 -0300
windowscodecs/tests: Test for png codec seeking too far.
Signed-off-by: Viktor Semykin <thesame.ml at gmail.com>
Signed-off-by: Vincent Povirk <vincent at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/windowscodecs/tests/pngformat.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/dlls/windowscodecs/tests/pngformat.c b/dlls/windowscodecs/tests/pngformat.c
index 34cb533..e9a0c18 100644
--- a/dlls/windowscodecs/tests/pngformat.c
+++ b/dlls/windowscodecs/tests/pngformat.c
@@ -284,6 +284,8 @@ static IWICBitmapDecoder *create_decoder(const void *image_data, UINT image_size
IStream *stream;
GUID format;
LONG refcount;
+ ULARGE_INTEGER pos;
+ LARGE_INTEGER zero;
hmem = GlobalAlloc(0, image_size);
data = GlobalLock(hmem);
@@ -302,6 +304,11 @@ static IWICBitmapDecoder *create_decoder(const void *image_data, UINT image_size
ok(IsEqualGUID(&format, &GUID_ContainerFormatPng),
"wrong container format %s\n", wine_dbgstr_guid(&format));
+ zero.QuadPart = 0;
+ IStream_Seek (stream, zero, STREAM_SEEK_CUR, &pos);
+ todo_wine ok(pos.QuadPart < image_size, "seek beyond the end of stream: %x%08x >= %x\n",
+ (UINT)(pos.QuadPart >> 32), (UINT)pos.QuadPart, image_size);
+
refcount = IStream_Release(stream);
ok(refcount > 0, "expected stream refcount > 0\n");
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