/// <summary>
/// Sends an unconfirmed request
/// </summary>
/// <param name="destination">The destination address</param>
/// <param name="expectingReply">Whether or not a response is expected</param>
/// <param name="request">The unconfirmed request</param>
private void _sendUnconfirmedRequest(Address destination, bool expectingReply, IUnconfirmedRequest request)
{
UnconfirmedRequestMessage message = new UnconfirmedRequestMessage();
message.ServiceChoice = (byte)request.ServiceChoice;
byte[] raw = _saveUnconfirmedRequest(request);
OutboundAppgram appgram = new OutboundAppgram();
appgram.Content = new AppgramContent(message, new BufferSegment(raw, 0, raw.Length));
appgram.Destination = destination;
appgram.ExpectingReply = expectingReply;
appgram.Priority = NetgramPriority.Normal;
if (_router != null)
{
_router.SendAppgram(appgram);
}
}
/// <summary>
/// Processes a received unconfirmed request
/// </summary>
/// <param name="appgram">The inbound appgram</param>
/// <param name="message">The unconfirmed request message</param>
/// <param name="buffer">The buffer containing the request content</param>
/// <param name="offset">The offset of the request content in the buffer</param>
/// <param name="end">The end of the request content</param>
private InboundUnconfirmedRequest _processUnconfirmedRequest(InboundAppgram appgram, UnconfirmedRequestMessage message, byte[] buffer, int offset, int end)
{
UnconfirmedServiceChoice choice = (UnconfirmedServiceChoice)message.ServiceChoice;
IUnconfirmedRequest request = _loadUnconfirmedRequest(choice, buffer, offset, end);
DeviceTableEntry source = null;
if (request.ServiceChoice == UnconfirmedServiceChoice.IAm)
{
// the only request that we handle at the host level is an IAm request,
// which is necessary for TSM operations, since information about the remote
// host is needed
source = _processIAmRequest(appgram, (IAmRequest)request);
}
else
{
source = _devices.GetByAddress(appgram.Source);
}
InboundUnconfirmedRequest inbound = new InboundUnconfirmedRequest(
appgram.Source,
source,
request);
return(inbound);
}