public BacnetMstpProtocolTransport(IBacnetSerialTransport transport, short source_address = -1, byte max_master = 127, byte max_info_frames = 1)
{
m_max_info_frames = max_info_frames;
m_TS = source_address;
m_max_master = max_master;
m_local_buffer = new byte[MaxBufferLength];
m_port = transport;
}
public BacnetMstpProtocolTransport(IBacnetSerialTransport transport, short sourceAddress = -1,
byte maxMaster = 127, byte maxInfoFrames = 1)
{
MaxInfoFrames = maxInfoFrames;
SourceAddress = sourceAddress;
MaxMaster = maxMaster;
_localBuffer = new byte[MaxBufferLength];
_port = transport;
}
public BacnetPtpProtocolTransport(IBacnetSerialTransport transport, bool isServer)
{
_port = transport;
_isServer = isServer;
Type = BacnetAddressTypes.PTP;
HeaderLength = PTP.PTP_HEADER_LENGTH;
MaxBufferLength = 502;
MaxAdpuLength = PTP.PTP_MAX_APDU;
}
public void Dispose()
{
if (m_port != null)
{
try
{
m_port.Close();
}
catch
{
}
m_port = null;
}
}
public BacnetMstpProtocolTransport(IBacnetSerialTransport transport, short sourceAddress = -1,
byte maxMaster = 127, byte maxInfoFrames = 1)
{
SourceAddress = sourceAddress;
MaxMaster = maxMaster;
Type = BacnetAddressTypes.MSTP;
HeaderLength = MSTP.MSTP_HEADER_LENGTH;
MaxBufferLength = 502;
MaxAdpuLength = MSTP.MSTP_MAX_APDU;
MaxInfoFrames = maxInfoFrames;
_localBuffer = new byte[MaxBufferLength];
_port = transport;
}
// Just Sniffer mode, no Bacnet activity generated here
// Modif FC
private void mstp_thread_sniffer()
{
while (true)
{
try
{
BacnetMstpFrameTypes frameType;
byte destinationAddress;
int msgLength;
byte sourceAddress;
var status = GetNextMessage(T_NO_TOKEN, out frameType, out destinationAddress, out sourceAddress,
out msgLength);
switch (status)
{
case GetMessageStatus.ConnectionClose:
_port = null;
return;
case GetMessageStatus.Good:
// frame event client ?
if (RawMessageRecieved != null)
{
var length = msgLength + MSTP.MSTP_HEADER_LENGTH + (msgLength > 0 ? 2 : 0);
// Array copy
// after that it could be put asynchronously another time in the Main message loop
// without any problem
var packet = new byte[length];
Array.Copy(_localBuffer, 0, packet, 0, length);
// No need to use the thread pool, if the pipe is too slow
// frames task list will grow infinitly
RawMessageRecieved(packet, 0, length);
}
RemoveCurrentMessage(msgLength);
break;
}
}
catch
{
_port = null;
}
}
}
// Just Sniffer mode, no Bacnet activity generated here
// Modif FC
private void mstp_thread_sniffer()
{
for (;;)
{
BacnetMstpFrameTypes frame_type;
byte destination_address;
byte source_address;
int msg_length;
try
{
GetMessageStatus status = GetNextMessage(T_NO_TOKEN, out frame_type, out destination_address, out source_address, out msg_length);
if (status == GetMessageStatus.ConnectionClose)
{
m_port = null;
return;
}
if (status == GetMessageStatus.Good)
{
// frame event client ?
if (RawMessageRecieved != null)
{
int length = msg_length + MSTP.MSTP_HEADER_LENGTH + (msg_length > 0 ? 2 : 0);
// Array copy
// after that it could be put asynchronously another time in the Main message loop
// without any problem
byte[] packet = new byte[length];
Array.Copy(m_local_buffer, 0, packet, 0, length);
// No need to use the thread pool, if the pipe is too slow
// frames task list will grow infinitly
RawMessageRecieved(packet, 0, length);
}
RemoveCurrentMessage(msg_length);
}
}
catch
{
m_port = null;
}
}
}
public void Dispose()
{
if (m_port != null)
{
try
{
m_port.Close();
}
catch
{
}
m_port = null;
}
}
private short m_TS; //"This Station," the MAC address of this node. TS is generally read from a hardware DIP switch, or from nonvolatile memory. Valid values for TS are 0 to 254. The value 255 is used to denote broadcast when used as a destination address but is not allowed as a value for TS.
#endregion Fields
#region Constructors
public BacnetMstpProtocolTransport(IBacnetSerialTransport transport, short source_address = -1, byte max_master = 127, byte max_info_frames = 1)
{
m_max_info_frames = max_info_frames;
m_TS = source_address;
m_max_master = max_master;
m_local_buffer = new byte[MaxBufferLength];
m_port = transport;
}
public BacnetPtpProtocolTransport(IBacnetSerialTransport transport, bool is_server)
{
m_port = transport;
m_is_server = is_server;
}
// Just Sniffer mode, no Bacnet activity generated here
// Modif FC
private void mstp_thread_sniffer()
{
for (; ; )
{
BacnetMstpFrameTypes frame_type;
byte destination_address;
byte source_address;
int msg_length;
try
{
GetMessageStatus status = GetNextMessage(T_NO_TOKEN, out frame_type, out destination_address, out source_address, out msg_length);
if (status == GetMessageStatus.ConnectionClose)
{
m_port = null;
return;
}
else if (status == GetMessageStatus.Good)
{
// frame event client ?
if (RawMessageRecieved != null)
{
int length = msg_length + MSTP.MSTP_HEADER_LENGTH + (msg_length > 0 ? 2 : 0);
// Array copy
// after that it could be put asynchronously another time in the Main message loop
// without any problem
byte[] packet = new byte[length];
Array.Copy(m_local_buffer, 0, packet, 0, length);
// No need to use the thread pool, if the pipe is too slow
// frames task list will grow infinitly
RawMessageRecieved(packet, 0, length);
}
RemoveCurrentMessage(msg_length);
}
}
catch
{
m_port = null;
}
}
}
public BacnetPtpProtocolTransport(IBacnetSerialTransport transport, bool isServer)
{
_port = transport;
_isServer = isServer;
}
public void Dispose()
{
_port?.Close();
_port = null;
}
public override void Dispose()
{
_port?.Close();
_port = null;
}
