private void CloseClientSocket(SocketAsyncEventArgs e)
{
AsyncUserToken token = e.UserToken as AsyncUserToken;
// close the socket associated with the client
try
{
token.Socket.Shutdown(SocketShutdown.Send);
}
// throws if client process has already closed
catch (Exception ex)
{
LogTool.Log("close socket error: " + ex.Message);
}
token.Socket.Close();
// decrement the counter keeping track of the total number of clients connected to the server
//Interlocked.Decrement(ref m_numConnectedSockets);
//Console.WriteLine("A client has been disconnected from the server. There are {0} clients connected to the server", m_numConnectedSockets);
// Free the SocketAsyncEventArg so they can be reused by another client
m_readWritePool.Push(e);
m_maxNumberAcceptedClients.Release();
}
protected void BeginService(string ipaddress, int port)
{
IPAddress ip = IPAddress.Parse(ipaddress);
host = new IPEndPoint(ip, port);
//sendSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
mainServiceSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
mainServiceSocket.Bind(host);
//mainServiceSocket.Listen(m_maxConnnections);
//m_bufferManager = BufferManager.CreateBufferManager(m_maxConnnections * m_maxSize * opsToPreAlloc, m_maxSize);
m_bufferManager = BufferManager.CreateBufferManager((m_maxReciveCount + m_maxSendCount) * m_maxSize, m_maxSize);
for (int i = 0; i < (m_maxReciveCount * 2 + m_maxSendCount); i++)
{
SocketAsyncEventArgs socketAsyncEventArg = new SocketAsyncEventArgs();
socketAsyncEventArg.UserToken = new T();
socketAsyncEventArg.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
//socketAsyncEventArg.SetBuffer(m_bufferManager.TakeBuffer(m_maxSize), 0, m_maxSize);
m_readWritePool.Push(socketAsyncEventArg);
}
StartReceive();
}
private void CloseOneInstance(AsyncClientToken token, bool IsError = true)
{
if (token != null)
{
if (token.Socket != null)
{
token.Socket.Close();
token.Socket = null;
}
m_readWritePool.Push(token);
}
m_maxNumberAcceptedClients.Release();
}
public AsyncSocketClient(int _maxSize, int _maxConnnections, ICommonLog _logTool)
{
m_readWritePool = new SocketAsyncEventArgsPool <AsyncClientToken>();
m_maxConnnections = _maxConnnections;
m_maxSize = _maxSize;
LogTool = _logTool;
m_bufferManager = BufferManager.CreateBufferManager(m_maxConnnections * m_maxSize, m_maxSize);
for (int i = 0; i < _maxConnnections; i++)
{
AsyncClientToken asyncClientToken = new AsyncClientToken();
asyncClientToken.Buffer = m_bufferManager.TakeBuffer(m_maxSize);
m_readWritePool.Push(asyncClientToken);
}
m_maxNumberAcceptedClients = new Semaphore(m_maxConnnections, m_maxConnnections);
}
public AsyncSocketListener(int _maxSize, int _maxConnnections, ICommonLog _logTool)
{
m_readWritePool = new SocketAsyncEventArgsPool <SocketAsyncEventArgs>();
m_maxConnnections = _maxConnnections;
m_maxSize = _maxSize;
LogTool = _logTool;
//m_bufferManager = BufferManager.CreateBufferManager(m_maxConnnections * m_maxSize * opsToPreAlloc, m_maxSize);
m_bufferManager = BufferManager.CreateBufferManager(m_maxConnnections * m_maxSize, m_maxSize);
for (int i = 0; i < m_maxConnnections; i++)
{
SocketAsyncEventArgs socketAsyncEventArg = new SocketAsyncEventArgs();
socketAsyncEventArg.UserToken = new T();
socketAsyncEventArg.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
socketAsyncEventArg.SetBuffer(m_bufferManager.TakeBuffer(m_maxSize), 0, m_maxSize);
m_readWritePool.Push(socketAsyncEventArg);
}
m_maxNumberAcceptedClients = new Semaphore(m_maxConnnections, m_maxConnnections);
}
