/***********************************************************************
* _hread (KERNEL.349)
*/
LONG WINAPI WIN16_hread( HFILE16 hFile, SEGPTR buffer, LONG count )
{
LONG maxlen;
TRACE("%d %08x %d\n", hFile, (DWORD)buffer, count );
/* Some programs pass a count larger than the allocated buffer */
maxlen = GetSelectorLimit16( SELECTOROF(buffer) ) - OFFSETOF(buffer) + 1;
if (count > maxlen) count = maxlen;
return _lread((HFILE)DosFileHandleToWin32Handle(hFile), MapSL(buffer), count );
}
/***********************************************************************
* BITMAP_DeleteObject
*/
static BOOL BITMAP_DeleteObject( HGDIOBJ handle, void *obj )
{
BITMAPOBJ * bmp = obj;
if (bmp->funcs && bmp->funcs->pDeleteBitmap)
bmp->funcs->pDeleteBitmap( handle );
HeapFree( GetProcessHeap(), 0, bmp->bitmap.bmBits );
if (bmp->dib)
{
DIBSECTION *dib = bmp->dib;
if (dib->dsBm.bmBits)
{
if (dib->dshSection)
{
SYSTEM_INFO SystemInfo;
GetSystemInfo( &SystemInfo );
UnmapViewOfFile( (char *)dib->dsBm.bmBits -
(dib->dsOffset % SystemInfo.dwAllocationGranularity) );
}
else if (!dib->dsOffset)
VirtualFree(dib->dsBm.bmBits, 0L, MEM_RELEASE );
}
HeapFree(GetProcessHeap(), 0, dib);
bmp->dib = NULL;
if (bmp->segptr_bits)
{ /* free its selector array */
WORD sel = SELECTOROF(bmp->segptr_bits);
WORD count = (GetSelectorLimit16(sel) / 0x10000) + 1;
int i;
for (i = 0; i < count; i++) FreeSelector16(sel + (i << __AHSHIFT));
}
HeapFree(GetProcessHeap(), 0, bmp->color_table);
}
return GDI_FreeObject( handle, obj );
}
