ole32: Clipboard format in the datacache is with trailing \0.

GetClipboardFormatName returns length without terminating 0,
but we need to store it with \0.

Signed-off-by: Marcus Meissner <marcus@jet.franken.de>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Marcus Meissner 2017-11-05 23:07:05 +01:00 committed by Alexandre Julliard
parent d385de71e3
commit d382b8e91a

View file

@ -470,6 +470,10 @@ static HRESULT read_clipformat(IStream *stream, CLIPFORMAT *clipformat)
hr = IStream_Read(stream, &length, sizeof(length), &read);
if (hr != S_OK || read != sizeof(length))
return DV_E_CLIPFORMAT;
if (!length) {
/* No clipboard format present */
return S_OK;
}
if (length == -1)
{
DWORD cf;
@ -499,11 +503,16 @@ static HRESULT write_clipformat(IStream *stream, CLIPFORMAT clipformat)
{
DWORD length;
HRESULT hr;
char format_name[256];
if (clipformat < 0xc000)
length = -1;
else
length = GetClipboardFormatNameA(clipformat, NULL, 0);
{
length = GetClipboardFormatNameA(clipformat, format_name, sizeof(format_name));
/* If there is a clipboard format name, we need to include its terminating \0 */
if (length) length++;
}
hr = IStream_Write(stream, &length, sizeof(length), NULL);
if (FAILED(hr))
return hr;
@ -514,12 +523,7 @@ static HRESULT write_clipformat(IStream *stream, CLIPFORMAT clipformat)
}
else
{
char *format_name = HeapAlloc(GetProcessHeap(), 0, length);
if (!format_name)
return E_OUTOFMEMORY;
GetClipboardFormatNameA(clipformat, format_name, length);
hr = IStream_Write(stream, format_name, length, NULL);
HeapFree(GetProcessHeap(), 0, format_name);
}
return hr;
}