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Handle border case

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svn path=/trunk/; revision=5486
This commit is contained in:
Gé van Geldorp 2003-08-09 12:03:10 +00:00
parent f706d5fa85
commit bdb03fa472
1 changed files with 25 additions and 1 deletions
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26
reactos/subsys/win32k/objects/text.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: text.c,v 1.38 2003/08/05 15:41:03 weiden Exp $ */
/* $Id: text.c,v 1.39 2003/08/09 12:03:10 gvg Exp $ */
#undef WIN32_LEAN_AND_MEAN
@ -682,6 +682,18 @@ W32kGetTextExtentExPoint(HDC hDC,
SetLastWin32Error(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (0 == Count)
{
Size.cx = 0;
Size.cy = 0;
Status = MmCopyToCaller(UnsafeSize, &Size, sizeof(SIZE));
if (! NT_SUCCESS(Status))
{
SetLastNtError(Status);
return FALSE;
}
return TRUE;
}
String = ExAllocatePool(PagedPool, Count * sizeof(WCHAR));
if (NULL == String)
@ -807,6 +819,18 @@ W32kGetTextExtentPoint32(HDC hDC,
SetLastWin32Error(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (0 == Count)
{
Size.cx = 0;
Size.cy = 0;
Status = MmCopyToCaller(UnsafeSize, &Size, sizeof(SIZE));
if (! NT_SUCCESS(Status))
{
SetLastNtError(Status);
return FALSE;
}
return TRUE;
}
String = ExAllocatePool(PagedPool, Count * sizeof(WCHAR));
if (NULL == String)