public async Task <int> ReceiveAsync(ArraySegment <byte> buffer)
{
var awaitable = SocketAwaitablePool.Take();
try
{
awaitable.EventArgs.SetBuffer(buffer.Array, buffer.Offset, buffer.Count);
await _socket.ReceiveAsync(awaitable);
return(awaitable.EventArgs.BytesTransferred);
}
finally
{
SocketAwaitablePool.Add(awaitable);
}
}
public async Task <int> ReceiveAsync(byte[] array, int offset, int count)
{
var awaitableSocket = AwaitableSocketPool.Take();
awaitableSocket.EventArgs.SetBuffer(array, offset, count);
try
{
await _socket.ReceiveAsync(awaitableSocket);
int bytesRead = awaitableSocket.EventArgs.BytesTransferred;
return(bytesRead);
}
finally
{
AwaitableSocketPool.Add(awaitableSocket);
}
}
private static void ConnectCompleted(object sender, SocketAsyncEventArgs socketAsyncEventArgs)
{
try
{
var callback = (ConnectionConnectCallback)socketAsyncEventArgs.UserToken;
var success = socketAsyncEventArgs.SocketError == SocketError.Success;
callback(success);
}
finally
{
ConnectSaeaPool.Add(socketAsyncEventArgs);
}
}
private void IOCompleted(object sender, SocketAsyncEventArgs saea)
{
if (Listener != null)
{
Listen();
}
try
{
if (saea.SocketError == SocketError.Success)
{
Notify(saea);
}
}
finally
{
saea.Completed -= IOCompleted;
ConnectSaeaPool.Add(saea);
}
}
private static void SendRecvCompleted(object sender, SocketAsyncEventArgs socketAsyncEventArgs)
{
try
{
var callback = (ConnectionIoCallback)socketAsyncEventArgs.UserToken;
if (socketAsyncEventArgs.SocketError != SocketError.Success ||
socketAsyncEventArgs.BytesTransferred == 0)
{
callback(0, false);
return;
}
callback(socketAsyncEventArgs.BytesTransferred, true);
}
finally
{
SendRecvSaeaPool.Add(socketAsyncEventArgs);
}
}