private static bool ProcessHcsCall(int resultCode, string result)
{
if (resultCode == HcsException.PENDING)
{
return(true);
}
else if (HcsException.Failed(resultCode))
{
throw new HcsException(resultCode, result);
}
return(false);
}
public HcsNotificationWatcher(IntPtr handle, RegisterHcsNotificationCallback register, UnregisterHcsNotificationCallback unregister, HCS_NOTIFICATIONS[] notificationList)
{
_unreg = unregister;
foreach (var notificationType in notificationList)
{
var entry = new TaskCompletionSource <NotificationResult>();
_n.Add(notificationType, entry);
}
_callbackFunc = (uint nType, IntPtr ctx, int nStatus, string nData) =>
{
var key = (HCS_NOTIFICATIONS)nType;
if (key == HCS_NOTIFICATIONS.HcsNotificationServiceDisconnect)
{
// Service disconnect should fail all outstanding notifications.
foreach (var entry in _n.Values)
{
entry.TrySetException(new HcsException(HcsException.E_ABORT, null));
}
return;
}
if (key == HCS_NOTIFICATIONS.HcsNotificationSystemExited && _n.ContainsKey(HCS_NOTIFICATIONS.HcsNotificationSystemStartCompleted))
{
// Special handling for exit received while waiting for start.
_n[HCS_NOTIFICATIONS.HcsNotificationSystemStartCompleted].TrySetException(new HcsException(HcsException.UNEXPECTED_EXIT, null));
}
if (_n.ContainsKey(key))
{
var result = new NotificationResult()
{
Status = nStatus,
Data = nData
};
if (HcsException.Failed(result.Status))
{
_n[key].SetException(new HcsException(result.Status, result.Data));
}
else
{
_n[key].SetResult(result);
}
}
};
HcsFunctions.ProcessHcsCall(register(handle, _callbackFunc, IntPtr.Zero, out _h), null);
}