private void WaitForData(Socket socket, int clientNumber)
{
try{
if (WorkerCallBack == null)
{
WorkerCallBack = new AsyncCallback(OnDataReceived);
}
SocketPacket _SocketPacket =
new SocketPacket(socket, clientNumber);
socket.BeginReceive(_SocketPacket.dataBuffer, 0,
_SocketPacket.dataBuffer.Length,
SocketFlags.None,
WorkerCallBack,
_SocketPacket
);
}
catch (SocketException se) {
throw se;
}
}
private void OnDataReceived(IAsyncResult asyn)
{
SocketPacket socketData = (SocketPacket)asyn.AsyncState;
try
{
lock (this)
{
int ResultBytesLength = socketData.CurrentSocket.EndReceive(asyn);
logger.Debug("ResultBytesLength=" + ResultBytesLength);
if (ResultBytesLength == 3)
{
return;
}
if (ResultBytesLength <= 0)
{
this.CloseSocket(socketData.CurrentSocket);
return;
}
/*
*
* char[] charsLength =
* new char[ResultBytesLength];
*
* System.Text.Decoder _Decoder = System.Text.Encoding.UTF8.GetDecoder();
*
* _Decoder.GetChars(
* socketData.dataBuffer,
* 0,
* ResultBytesLength,
* charsLength,
* 0);
*
* string recByteLength = new string(charsLength);
* int BufferSize = int.Parse(recByteLength);
*
* byte[] dataBuffer = new byte[BufferSize];
*
* int BytesReceive = socketData.CurrentSocket.Receive(dataBuffer,
* dataBuffer.Length,
* SocketFlags.None
* );
*
* char[] charLenght = new char[BytesReceive];
*
* string Message = string.Empty;
*
* System.Text.Decoder decoder = System.Text.Encoding.UTF8.GetDecoder();
*
* decoder.GetChars(
* dataBuffer, 0, BytesReceive, charLenght, 0);
*
* Message += new string(charLenght);
*
* if (BytesReceive < BufferSize)
* {
* Message +=
* ReceiveData(
* BytesReceive,
* BufferSize,
* socketData.CurrentSocket
* );
* } */
int BufferSize = 0;
int pos = 0;
BufferSize += (((int)socketData.dataBuffer[pos++]) & 0xFF) << 24;
BufferSize += (((int)socketData.dataBuffer[pos++]) & 0xFF) << 16;
BufferSize += (((int)socketData.dataBuffer[pos++]) & 0xFF) << 8;
BufferSize += (((int)socketData.dataBuffer[pos++]) & 0xFF);
logger.Debug("BufferSize = " + BufferSize);
byte[] dataBuffer = new byte[BufferSize];
int BytesReceive = socketData.CurrentSocket.Receive(dataBuffer,
dataBuffer.Length,
SocketFlags.None
);
char[] charLenght = new char[BytesReceive];
string Message = string.Empty;
System.Text.Decoder decoder = System.Text.Encoding.UTF8.GetDecoder();
decoder.GetChars(
dataBuffer, 0, BytesReceive, charLenght, 0);
Message += new string(charLenght);
if (BytesReceive < BufferSize)
{
Message +=
ReceiveData(
BytesReceive,
BufferSize,
socketData.CurrentSocket
);
}
logger.Debug("Message [" + Message + "]");
List <object> lstObject = new List <object>();
lstObject.Add(Message);
lstObject.Add(socketData.CurrentSocket);
ThreadPool.QueueUserWorkItem(
new WaitCallback(MessageBroker), lstObject
);
this.WaitForData(
socketData.CurrentSocket,
socketData.ClientNumber
);
}
}
catch (SocketException se) {
if (se.ErrorCode == (int)(SocketError.ConnectionReset))
{
this.CloseSocket(socketData.CurrentSocket);
}
}
catch (Exception ex) {
logger.Error("OnDataReceived(): " + ex.Message, ex);
this.CloseSocket(socketData.CurrentSocket);
}
}
private void OnDataReceived(IAsyncResult asyn)
{
SocketPacket socketData = (SocketPacket)asyn.AsyncState;
try
{
lock (this)
{
int ResultBytesLength = socketData.CurrentSocket.EndReceive(asyn);
if (ResultBytesLength <= 0)
{
this.CloseSocket(socketData.CurrentSocket);
return;
}
char[] charsLength =
new char[ResultBytesLength];
System.Text.Decoder _Decoder = System.Text.Encoding.UTF8.GetDecoder();
_Decoder.GetChars(
socketData.dataBuffer,
0,
ResultBytesLength,
charsLength,
0);
string recByteLength = new string(charsLength);
int BufferSize = int.Parse(recByteLength);
byte[] dataBuffer = new byte[BufferSize];
int BytesReceive = socketData.CurrentSocket.Receive(dataBuffer,
dataBuffer.Length,
SocketFlags.None
);
char[] charLenght = new char[BytesReceive];
string Message = string.Empty;
System.Text.Decoder decoder = System.Text.Encoding.UTF8.GetDecoder();
decoder.GetChars(
dataBuffer, 0, BytesReceive, charLenght, 0);
Message += new string(charLenght);
if (BytesReceive < BufferSize)
{
Message +=
ReceiveData(
BytesReceive,
BufferSize,
socketData.CurrentSocket
);
}
List <object> lstObject = new List <object>();
lstObject.Add(Message);
lstObject.Add(socketData.CurrentSocket);
ThreadPool.QueueUserWorkItem(
new WaitCallback(MessageBroker), lstObject
);
this.WaitForData(
socketData.CurrentSocket,
socketData.ClientNumber
);
}
}
catch (SocketException se) {
if (se.ErrorCode == (int)(SocketError.ConnectionReset))
{
this.CloseSocket(socketData.CurrentSocket);
}
}
catch (Exception ex) {
throw ex;
}
}
