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[GDI32]

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Fix parameter check in GetTextExtentExPointA/W. Patch by Kamil Hornicek. Fixes bug 5486, bug 5507 and bug 5511

svn path=/trunk/; revision=48446
This commit is contained in:
Timo Kreuzer 2010-08-04 00:01:30 +00:00
parent e3736b149a
commit 9fd87c4954
3 changed files with 16 additions and 3 deletions
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13
reactos/dll/win32/gdi32/objects/text.c
View file

@ -192,6 +192,13 @@ GetTextExtentExPointW(
LPSIZE lpSize
)
{
if(nMaxExtent < -1)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
return NtGdiGetTextExtentExW (
hdc, (LPWSTR)lpszStr, cchString, nMaxExtent, (PULONG)lpnFit, (PULONG)alpDx, lpSize, 0 );
}
@ -216,6 +223,12 @@ GetTextExtentExPointA(
LPWSTR lpszStrW;
BOOL rc = 0;
if(nMaxExtent < -1)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
Status = HEAP_strdupA2W ( &lpszStrW, lpszStr );
if (!NT_SUCCESS (Status))
SetLastError (RtlNtStatusToDosError(Status));

2
reactos/subsystems/win32/win32k/include/text.h
View file

@ -96,7 +96,7 @@ INT FASTCALL IntGdiAddFontResource(PUNICODE_STRING FileName, DWORD Characteristi
ULONG FASTCALL ftGdiGetGlyphOutline(PDC,WCHAR,UINT,LPGLYPHMETRICS,ULONG,PVOID,LPMAT2,BOOL);
INT FASTCALL IntGetOutlineTextMetrics(PFONTGDI,UINT,OUTLINETEXTMETRICW *);
BOOL FASTCALL ftGdiGetRasterizerCaps(LPRASTERIZER_STATUS);
BOOL FASTCALL TextIntGetTextExtentPoint(PDC,PTEXTOBJ,LPCWSTR,int,int,LPINT,LPINT,LPSIZE);
BOOL FASTCALL TextIntGetTextExtentPoint(PDC,PTEXTOBJ,LPCWSTR,INT,ULONG,LPINT,LPINT,LPSIZE);
BOOL FASTCALL ftGdiGetTextMetricsW(HDC,PTMW_INTERNAL);
DWORD FASTCALL IntGetFontLanguageInfo(PDC);
INT FASTCALL ftGdiGetTextCharsetInfo(PDC,PFONTSIGNATURE,DWORD);

4
reactos/subsystems/win32/win32k/objects/freetype.c
View file

@ -2119,8 +2119,8 @@ FASTCALL
TextIntGetTextExtentPoint(PDC dc,
PTEXTOBJ TextObj,
LPCWSTR String,
int Count,
int MaxExtent,
INT Count,
ULONG MaxExtent,
LPINT Fit,
LPINT Dx,
LPSIZE Size)