public int Send(byte[] buffer, int offset, int data_length, BacnetAddress address, bool wait_for_transmission, int timeout)
{
if (m_TS == -1)
{
throw new Exception("Source address must be set up before sending messages");
}
//add to queue
BacnetNpduControls function = NPDU.DecodeFunction(buffer, offset);
BacnetMstpFrameTypes frame_type = (function & BacnetNpduControls.ExpectingReply) == BacnetNpduControls.ExpectingReply ? BacnetMstpFrameTypes.FRAME_TYPE_BACNET_DATA_EXPECTING_REPLY : BacnetMstpFrameTypes.FRAME_TYPE_BACNET_DATA_NOT_EXPECTING_REPLY;
byte[] copy = new byte[data_length + MSTP.MSTP_HEADER_LENGTH + 2];
Array.Copy(buffer, offset, copy, MSTP.MSTP_HEADER_LENGTH, data_length);
MessageFrame f = new MessageFrame(frame_type, address.adr[0], copy, data_length);
lock (m_send_queue)
m_send_queue.AddLast(f);
if (m_reply == null)
{
m_reply = f;
m_reply_mutex.Set();
}
//wait for message to be sent
if (wait_for_transmission)
{
if (!f.send_mutex.WaitOne(timeout))
{
return(-ETIMEDOUT);
}
}
return(data_length);
}
public override int Send(byte[] buffer, int offset, int dataLength, BacnetAddress address,
bool waitForTransmission, int timeout)
{
if (SourceAddress == -1)
{
throw new Exception("Source address must be set up before sending messages");
}
//add to queue
var function = NPDU.DecodeFunction(buffer, offset);
var frameType = (function & BacnetNpduControls.ExpectingReply) == BacnetNpduControls.ExpectingReply
? BacnetMstpFrameTypes.FRAME_TYPE_BACNET_DATA_EXPECTING_REPLY
: BacnetMstpFrameTypes.FRAME_TYPE_BACNET_DATA_NOT_EXPECTING_REPLY;
var copy = new byte[dataLength + MSTP.MSTP_HEADER_LENGTH + 2];
Array.Copy(buffer, offset, copy, MSTP.MSTP_HEADER_LENGTH, dataLength);
var f = new MessageFrame(frameType, address.adr[0], copy, dataLength);
lock (_sendQueue)
_sendQueue.AddLast(f);
if (_reply == null)
{
_reply = f;
_replyMutex.Set();
}
if (!waitForTransmission)
{
return(dataLength);
}
//wait for message to be sent
if (!f.SendMutex.WaitOne(timeout))
{
return(-ETIMEDOUT);
}
return(dataLength);
}