private static IEnumerable <XenVM> GetVMs()
{
uint count, i, j;
XenGuestAgentLib.XenVmInfo xvic = null;
try
{
count = xgsc.QueryVms();
if (count > 20)
{
throw new Exception("hack hack hack");
}
}
catch (Exception e)
{
log.Debug("Exception reading VMS information from XenGuestServices", e);
yield break;
}
for (i = 0; i < count; i++)
{
XenVM xenvm = new XenVM();
MemoryStream ms;
Array arr;
Bitmap blueImage;
try
{
xvic = xgsc.GetVmObject(i);
}
catch (Exception e)
{
log.Debug("Exception reading VMS information at index: " + i, e);
yield break;
}
if (xvic == null)
{
log.Debug("No VM object returned for index: " + i);
yield break;
}
xenvm.UUID = xvic.GetUuid();
xenvm.Name = xvic.GetName();
xenvm.Slot = (int)xvic.GetSlot();
xenvm.Hidden = xvic.IsHidden() || xvic.IsUivm();
if (xvic.HasImage())
{
ms = new MemoryStream();
arr = xvic.GetImage();
for (j = 0; j < (uint)arr.GetLength(0); j++)
{
ms.WriteByte((byte)arr.GetValue(j));
}
xenvm.Image = Image.FromStream(ms);
}
else
{
blueImage = (Bitmap)Properties.Resources.Blue_VM.Clone();
xenvm.Image = blueImage;
}
Marshal.ReleaseComObject(xvic);
xvic = null;
yield return(xenvm);
}
}