public bool ConnectAsync(SocketAsyncEventArgs e)
{
lock (_lock)
{
if (ConnectPending)
{
_pendings.Add(succeeded =>
{
Connected = succeeded;
e.InvokeSetResults(succeeded ? SocketError.Success : SocketError.ConnectionRefused, 0, SocketFlags.None);
e.InvokeOnCompleted();
});
return true;
}
else
{
e.SocketError = SocketError.Success;
Connected = true;
return false;
}
}
}
public bool SendAsync(SocketAsyncEventArgs e)
{
lock (_lock)
{
if (SendPending)
{
// for keep sent data safe, it should be copied to receive buffer.
var receiveBuffer = new byte[e.Count];
Array.Copy(e.Buffer, e.Offset, receiveBuffer, 0, e.Count);
_pendings.Add(succeeded =>
{
if (succeeded)
{
if (SendDoneAfterReceive)
{
Server.OnReceive(new ArraySegment<byte>(receiveBuffer));
e.InvokeSetResults(SocketError.Success, e.Count, SocketFlags.None);
e.InvokeOnCompleted();
}
else
{
e.InvokeSetResults(SocketError.Success, e.Count, SocketFlags.None);
e.InvokeOnCompleted();
Server.OnReceive(new ArraySegment<byte>(receiveBuffer));
}
}
else
{
e.InvokeSetResults(SocketError.ConnectionReset, 0, SocketFlags.None);
e.InvokeOnCompleted();
}
});
return true;
}
else
{
e.InvokeSetResults(SocketError.Success, e.Count, SocketFlags.None);
Server.OnReceive(new ArraySegment<byte>(e.Buffer, e.Offset, e.Count));
return false;
}
}
}