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NtUserGetIconInfo: Move lockingunlocking out of SEH, as this is a bad idea. Get rid of RETURN(). Add a comment.

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svn path=/trunk/; revision=42490
This commit is contained in:
Timo Kreuzer 2009-08-08 02:47:32 +00:00
parent c136124b2f
commit 7b56dfa270
1 changed files with 21 additions and 29 deletions
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50
reactos/subsystems/win32/win32k/ntuser/cursoricon.c
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@ -434,6 +434,7 @@ NtUserCreateCursorIconHandle(PICONINFO IconInfo OPTIONAL, BOOL Indirect)
/* Copy bitmaps and size info */
if (Indirect)
{
// FIXME: WTF?
CurIcon->IconInfo.hbmMask = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmMask);
CurIcon->IconInfo.hbmColor = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmColor);
}
@ -496,10 +497,9 @@ NtUserGetIconInfo(
{
ICONINFO ii;
PCURICON_OBJECT CurIcon;
PWINSTATION_OBJECT WinSta;
NTSTATUS Status = STATUS_SUCCESS;
BOOL Ret = FALSE;
DECLARE_RETURN(BOOL);
DWORD colorBpp = 0;
DPRINT("Enter NtUserGetIconInfo\n");
UserEnterExclusive();
@ -507,19 +507,12 @@ NtUserGetIconInfo(
if (!IconInfo)
{
SetLastWin32Error(ERROR_INVALID_PARAMETER);
RETURN(FALSE);
}
WinSta = IntGetWinStaObj();
if (WinSta == NULL)
{
RETURN(FALSE);
goto leave;
}
if (!(CurIcon = UserGetCurIconObject(hCurIcon)))
{
ObDereferenceObject(WinSta);
RETURN(FALSE);
goto leave;
}
RtlCopyMemory(&ii, &CurIcon->IconInfo, sizeof(ICONINFO));
@ -528,6 +521,18 @@ NtUserGetIconInfo(
ii.hbmMask = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmMask);
ii.hbmColor = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmColor);
if (pbpp)
{
PSURFACE psurfBmp;
psurfBmp = SURFACE_LockSurface(CurIcon->IconInfo.hbmColor);
if (psurfBmp)
{
colorBpp = BitsPerFormat(psurfBmp->SurfObj.iBitmapFormat);
SURFACE_UnlockSurface(psurfBmp);
}
}
/* Copy fields */
_SEH2_TRY
{
@ -536,21 +541,9 @@ NtUserGetIconInfo(
if (pbpp)
{
PSURFACE psurfBmp;
int colorBpp = 0;
ProbeForWrite(pbpp, sizeof(DWORD), 1);
psurfBmp = SURFACE_LockSurface(CurIcon->IconInfo.hbmColor);
if (psurfBmp)
{
colorBpp = BitsPerFormat(psurfBmp->SurfObj.iBitmapFormat);
SURFACE_UnlockSurface(psurfBmp);
}
RtlCopyMemory(pbpp, &colorBpp, sizeof(DWORD));
*pbpp = colorBpp;
}
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
@ -564,13 +557,12 @@ NtUserGetIconInfo(
SetLastNtError(Status);
UserDereferenceObject(CurIcon);
ObDereferenceObject(WinSta);
RETURN(Ret);
CLEANUP:
DPRINT("Leave NtUserGetIconInfo, ret=%i\n",_ret_);
leave:
DPRINT("Leave NtUserGetIconInfo, ret=%i\n", Ret);
UserLeave();
END_CLEANUP;
return Ret;
}