/// <summary>
/// Expect a DVC Close PDU
/// </summary>
/// <param name="timeout">Time out</param>
/// <param name="channelId">Channel ID</param>
/// <param name="transportType">Transport Type</param>
/// <returns></returns>
private CloseDvcPdu ExpectDVCClosePDU(TimeSpan timeout, uint channelId, DynamicVC_TransportType transportType)
{
DateTime endTime = DateTime.Now + timeout;
while (DateTime.Now < endTime)
{
if (unprocessedDVCPacketBuffer.Count > 0)
{
lock (unprocessedDVCPacketBuffer)
{
for (int i = 0; i < unprocessedDVCPacketBuffer.Count; i++)
{
if (transportType == unprocessedDVCPacketBuffer[i].TransportType &&
unprocessedDVCPacketBuffer[i].PDU is CloseDvcPdu &&
(unprocessedDVCPacketBuffer[i].PDU as CloseDvcPdu).ChannelId == channelId)
{
CloseDvcPdu pdu = unprocessedDVCPacketBuffer[i].PDU as CloseDvcPdu;
unprocessedDVCPacketBuffer.RemoveAt(i);
return(pdu);
}
}
}
}
Thread.Sleep(this.waitInterval);
}
return(null);
}
/// <summary>
/// Close a channel after received a Close DVC PDU
/// </summary>
/// <param name="pdu"></param>
private void CloseChannel(CloseDvcPdu pdu)
{
if (!channelDicbyId.ContainsKey(pdu.ChannelId))
{
throw new InvalidOperationException("The channel has not been created, channel id:" + pdu.ChannelId);
}
DynamicVirtualChannel channel = channelDicbyId[pdu.ChannelId];
channelDicbyId.Remove(channel.ChannelId);
channel.IsActive = false;
}
/// <summary>
/// Send DVC Close PDU
/// </summary>
/// <param name="channelId">Channel Id</param>
/// <param name="transportType">Transport Type</param>
private void SendDVCClosePDU(uint channelId, DynamicVC_TransportType transportType)
{
CloseDvcPdu pdu = pduBuilder.CreateCloseDvcPdu(channelId);
this.Send(pdu, transportType);
}
/// <summary>
/// Close a channel after received a Close DVC PDU
/// </summary>
/// <param name="pdu"></param>
private void CloseChannel(CloseDvcPdu pdu)
{
if (!channelDicbyId.ContainsKey(pdu.ChannelId))
{
throw new InvalidOperationException("The channel has not been created, channel id:" + pdu.ChannelId);
}
DynamicVirtualChannel channel = channelDicbyId[pdu.ChannelId];
channelDicbyId.Remove(channel.ChannelId);
channel.IsActive = false;
}