private static void WriteDispatcher(IntPtr key, IntPtr packet, uint error)
{
if (IntPtr.Zero != key)
{
GCHandle handle = (GCHandle)key;
TdsParserStateObject target = (TdsParserStateObject)handle.Target;
if (target != null)
{
target.WriteAsyncCallback(IntPtr.Zero, packet, error);
}
}
}
static private void WriteDispatcher(IntPtr key, IntPtr packet, UInt32 error)
{
// This is the app-domain dispatcher for all async write callbacks, It
// simply gets the state object from the key that it is passed, and
// calls the state object's write callback.
Debug.Assert(IntPtr.Zero != key, "no key passed to write callback dispatcher?");
if (IntPtr.Zero != key)
{
// NOTE: we will get a null ref here if we don't get a key that
// contains a GCHandle to TDSParserStateObject; that is
// very bad, and we want that to occur so we can catch it.
GCHandle gcHandle = (GCHandle)key;
TdsParserStateObject stateObj = (TdsParserStateObject)gcHandle.Target;
if (null != stateObj)
{
stateObj.WriteAsyncCallback(IntPtr.Zero, packet, error);
}
}
}
/// <summary>
/// Handle send completion
/// </summary>
public void HandleSendComplete(SNIPacket packet, SNIError sniError)
{
Debug.Assert(_callbackObject != null);
_callbackObject.WriteAsyncCallback(packet, sniError);
}