public ScadaTCPMsg(ScadaTCPHeader header, ScadaTCPBody body)
{
this.header = header;
this.body = body;
this.body.Encode();
bodyBytes = this.body.GetBytes();
header.bodyLength = bodyBytes.Length;
this.header.Encode();
headerBytes = this.header.GetBytes();
MsgBytes = new byte[headerBytes.Length + bodyBytes.Length];
headerBytes.CopyTo(MsgBytes, 0);
bodyBytes.CopyTo(MsgBytes, headerBytes.Length);
}
public void ReadCallback(IAsyncResult ar)
{
// Retrieve the state object and the handler socket
// from the asynchronous state object.
ReadState readState = (ReadState)ar.AsyncState;
try
{
Socket handler = readState.workSocket;
// Read data from the client socket.
int bytesRead = handler.EndReceive(ar);
ScadaTCPHeader header = readState.header;
if (bytesRead > 0)
{
if (PrintReceiveHex)
{
PrintUtils.PrintHex(readState.BodyBytes);
}
ScadaTCPBody body = header.InstanceBody();
body.BodyBytes = readState.BodyBytes;
body.Decode();
body.Debug();
body.Info();
MainNotify?.Invoke(header, body);
ScadaTCPMsg sendMsg = body.GetSendMsg();
if (sendMsg != null)
{
Send(header.SessionId, sendMsg, sendMsg.CloseClient);
}
ResetState(handler, header);
}
}
catch (Exception e)
{
ReadException(e, readState);
}
}
