public void Dispose()
{
lock (eventLock) {
quitting = true;
manager.Dispose();
if (bridge != null)
{
bridge.Dispose();
}
}
}
void OnConnectionChanged(IBridge bridge, bool connected)
{
lock (eventLock) {
if (!connected && bridge == this.bridge)
{
// Previous connection is no longer available.
bridge.Dispose();
this.connected = false;
ReportConnection(false);
// Scan.
NewManager();
}
else if (connected && this.connected && bridge != this.bridge)
{
// Another connection was already made.
bridge.Dispose();
}
}
}
private void quitBtn_Click(object sender, System.EventArgs e)
{
Close();
bridge?.Dispose();
}
void OnInputChanged(IBridge bridge, byte[] input)
{
lock (eventLock) {
if (quitting)
{
bridge.Dispose();
}
else if (connected)
{
if (this.bridge == bridge)
{
int pin;
int state;
foreach (byte b in input)
{
DecodeState(b, out pin, out state);
states[pin] = state;
// First message indicates state, not change.
if (setup[pin])
{
counts[pin, state] += (ulong)factor[pin];
ReportInput(pin, state);
}
else
{
setup[pin] = true;
}
}
}
else
{
// Another worker had previously hanshook.
bridge.Dispose();
}
}
else
{
// Verify signature.
if (!buffer.ContainsKey(bridge))
{
buffer[bridge] = "";
}
buffer[bridge] += Encoding.ASCII.GetString(input);
if (buffer[bridge].IndexOf(greeting) >= 0)
{
// 2) Expect 255 back.
this.bridge = bridge;
connected = true;
manager.Dispose();
// Clear buffer.
buffer.Clear();
ReportConnection(true);
}
else if (buffer[bridge].IndexOf("protocol:\"r or d?\"\n") >= 0)
{
// 1) Receive protocol:"r or d?" and respond with r.
bridge.Write(new byte[] { (byte)'r' });
}
else if (greeting.IndexOf(buffer[bridge]) == -1)
{
// Not a match.
bridge.Dispose();
}
}
}
}
