public async Task<int> ReceiveAsync(byte[] data, int offset, int size)
{
try
{
int received = await Task.Factory.FromAsync<int>(socket.BeginReceive(data, offset, size, SocketFlags.None, null, null), socket.EndReceive);
if (received == 0)
throw new SocketConnectionException("Unexpected disconnect");
return received;
}
catch (SocketException ex)
{
ConnectionErrorException connectionException = new SocketConnectionException(ex);
if (Interlocked.Exchange(ref eventRaised, 1) == 0)
OnError(new ConnectionErrorEventArgs(connectionException));
throw new SocketConnectionException(ex);
}
catch (ObjectDisposedException)
{
throw new ObjectDisposedException(GetType().Name);
}
}
public async Task SendAsync(byte[] data, int offset, int size)
{
try
{
int remains = size;
while (remains > 0)
{
int sent = await Task.Factory.FromAsync<int>(socket.BeginSend(data, offset + (size - remains), remains, SocketFlags.None, null, null), socket.EndSend);
if (sent == 0)
throw new SocketConnectionException("Unexpected disconnect");
remains -= size;
}
}
catch (SocketException ex)
{
ConnectionErrorException connectionException = new SocketConnectionException(ex);
if (Interlocked.Exchange(ref eventRaised, 1) == 0)
OnError(new ConnectionErrorEventArgs(connectionException));
throw new SocketConnectionException(ex);
}
catch (ObjectDisposedException)
{
throw new ObjectDisposedException(GetType().Name);
}
}