public bool TryReceive(ref Frame frame)
{
if (m_handshake.State != HandshakeStateMachine.HandshakeState.Ready)
return false;
return m_receiveStateMachine.TryReceive(ref frame);
}
protected override bool TryReceiveInternal(ref Frame frame)
{
if (m_endpoint == null)
return false;
return m_endpoint.TryReceive(ref frame);
}
public bool TrySend(ref Frame frame)
{
if (m_handshake.State != HandshakeStateMachine.HandshakeState.Ready)
return false;
return m_sendStateMachine.TrySend(ref frame);
}
public static void Send(this Socket socket, string text)
{
Frame frame = new Frame();
frame.Init(Encoding.UTF8.GetBytes(text));
socket.TrySend(ref frame, Timeout.InfiniteTimeSpan);
frame.Close();
}
public static string ReceiveString(this Socket socket)
{
Frame frame = new Frame();
socket.TryReceive(ref frame, Timeout.InfiniteTimeSpan);
var text = Encoding.UTF8.GetString(frame.Data, 0, frame.Size);
frame.Close();
return text;
}
public bool TrySend(ref Frame frame, TimeSpan timeout)
{
m_context.Enter();
try
{
bool isMessageSent = TrySendInternal(ref frame);
if (isMessageSent)
return true;
Stopwatch stopwatch = Stopwatch.StartNew();
bool infinite = timeout == Timeout.InfiniteTimeSpan;
while (infinite || stopwatch.Elapsed < timeout)
{
TimeSpan actualTimeout = timeout - stopwatch.Elapsed;
if (actualTimeout.Ticks < 0)
actualTimeout = TimeSpan.Zero;
bool signalled;
if (infinite)
{
m_context.Wait();
signalled = true;
}
else
signalled = m_context.Wait(actualTimeout);
if (signalled)
{
isMessageSent = TrySendInternal(ref frame);
if (isMessageSent)
return true;
}
}
return false;
}
finally
{
m_context.Exit();
}
}
protected abstract bool TryReceiveInternal(ref Frame frame);
protected abstract bool TrySendInternal(ref Frame frame);