void OnEventConnectCancel(UdpEvent ev)
{
if (CheckState(UdpSocketState.Running))
{
UdpConnection cn;
if (connLookup.TryGetValue(ev.EndPoint, out cn))
{
// if we are connecting, destroy connection
if (cn.CheckState(UdpConnectionState.Connecting))
{
// notify user thread
Raise(UdpEvent.PUBLIC_CONNECT_FAILED, ev.EndPoint);
// destroy this connection
cn.ChangeState(UdpConnectionState.Destroy);
}
// if we are connected, disconnect
else if (ev.Connection.CheckState(UdpConnectionState.Connected))
{
ev.Connection.SendCommand(UdpCommandType.Disconnected);
ev.Connection.ChangeState(UdpConnectionState.Disconnected);
}
}
}
}
void OnEventAccept(UdpEvent ev)
{
if (pendingConnections.Remove(ev.EndPoint))
{
AcceptConnection(ev.EndPoint);
}
}
void OnEventRefuse(UdpEvent ev)
{
if (pendingConnections.Remove(ev.EndPoint))
{
SendRefusedCommand(ev.EndPoint);
}
}
void OnEventClose(UdpEvent ev)
{
if (ChangeState(UdpSocketState.Running, UdpSocketState.Shutdown))
{
for (int i = 0; i < connList.Count; ++i)
{
UdpConnection cn = connList[i];
cn.SendCommand(UdpCommandType.Disconnected);
cn.ChangeState(UdpConnectionState.Disconnected);
}
if (platform.Close() == false)
{
UdpLog.Error("failed to shutdown socket interface, platform code: {0}", platform.PlatformError.ToString());
}
connList.Clear();
connLookup.Clear();
eventQueueIn.Clear();
pendingConnections.Clear();
GetReadStream().Data = null;
GetWriteStream(0, 0).Data = null;
UdpLog.Error("OnEventClose: {0}", ev.EndPoint.ToString());
}
}
internal void Raise(int eventType)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
Raise(ev);
}
public bool Poll(out UdpEvent ev, out UdpSocket socket)
{
bool allowRestart = (index != 0);
RESTART:
for (int i = index; i < sockets.Length; ++i)
{
if (sockets[i].Poll(out ev))
{
index = i + 1;
socket = sockets[i];
return(true);
}
}
if (allowRestart)
{
index = 0;
allowRestart = false;
goto RESTART;
}
ev = default(UdpEvent);
socket = null;
return(false);
}
internal void Raise(int eventType, UdpEndPoint endpoint)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.EndPoint = endpoint;
Raise(ev);
}
void OnEventDisconect(UdpEvent ev)
{
if (ev.Connection.CheckState(UdpConnectionState.Connected))
{
ev.Connection.SendCommand(UdpCommandType.Disconnected);
ev.Connection.ChangeState(UdpConnectionState.Disconnected);
}
}
internal void Raise(int eventType, UdpConnection connection)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.Connection = connection;
Raise(ev);
}
internal void Raise(int eventType, int intval)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.OptionIntValue = intval;
Raise(ev);
}
internal void Raise(int eventType, UdpConnection connection, object obj)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.Connection = connection;
ev.Object = obj;
Raise(ev);
}
internal void OnEventConnectionOption(UdpEvent ev)
{
switch (ev.Option)
{
case UdpConnectionOption.AlwaysSendMtu:
alwaysSendMtu = ev.OptionIntValue == 1;
break;
}
}
internal void Raise(int eventType, UdpEndPoint endpoint, object obj)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.EndPoint = endpoint;
ev.Object = obj;
Raise(ev);
}
internal void Raise(int eventType, UdpConnection connection, UdpConnectionOption option, int value)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.Connection = connection;
ev.Option = option;
ev.OptionIntValue = value;
Raise(ev);
}
void OnEventClose(UdpEvent ev)
{
if (ChangeState(udpSocketState.Running, udpSocketState.Shutdown))
{
if (platform.Close() == false)
{
UdpLog.Error("failed to shutdown socket interface, platform code: {0}", platform.PlatformError.ToString());
}
}
}
internal void Raise(int eventType, UdpConnection connection, object obj, UdpSendFailReason reason)
{
UdpEvent ev = new UdpEvent();
ev.Type = eventType;
ev.Connection = connection;
ev.FailedReason = reason;
ev.Object = obj;
Raise(ev);
}
void OnEventConnect(UdpEvent ev)
{
if (CheckState(udpSocketState.Running))
{
UdpConnection cn = CreateConnection(ev.EndPoint, UdpConnectionMode.Client);
if (cn == null)
{
UdpLog.Error("could not create connection for endpoint {0}", ev.EndPoint.ToString());
}
}
}
/// <summary>
/// Poll socket for any events
/// </summary>
/// <param name="ev">The current event on this socket</param>
/// <returns>True if a new event is available, False otherwise</returns>
public bool Poll(ref UdpEvent ev)
{
lock (eventQueueOut) {
if (eventQueueOut.Count > 0)
{
ev = eventQueueOut.Dequeue();
return(true);
}
}
return(false);
}
void ProcessIncommingEvents(bool returnOnStart)
{
while (true)
{
UdpEvent ev = default(UdpEvent);
lock (eventQueueIn) {
if (eventQueueIn.Count > 0)
{
ev = eventQueueIn.Dequeue();
}
}
if (ev.Type == 0)
{
return;
}
switch (ev.Type)
{
case UdpEvent.INTERNAL_START:
OnEventStart(ev);
if (returnOnStart)
{
return;
}
else
{
break;
}
case UdpEvent.INTERNAL_CONNECT: OnEventConnect(ev); break;
case UdpEvent.INTERNAL_CONNECT_CANCEL: OnEventConnectCancel(ev); break;
case UdpEvent.INTERNAL_ACCEPT: OnEventAccept(ev); break;
case UdpEvent.INTERNAL_REFUSE: OnEventRefuse(ev); break;
case UdpEvent.INTERNAL_DISCONNECT: OnEventDisconect(ev); break;
case UdpEvent.INTERNAL_CLOSE: OnEventClose(ev); break;
case UdpEvent.INTERNAL_SEND: OnEventSend(ev); break;
case UdpEvent.INTERNAL_CONNECTION_OPTION: OnEventConnectionOption(ev); break;
case UdpEvent.INTERNAL_SLEEP: OnEventSleep(ev); break;
}
}
}
/// <summary>
/// Peek the next event from the socket
/// </summary>
/// <param name="ev">The next event on this socket</param>
/// <returns>True if an event is available, False otherwise</returns>
public bool Peek(out UdpEvent ev)
{
lock (eventQueueOut) {
if (eventQueueOut.Count > 0)
{
ev = eventQueueOut.Peek();
return(true);
}
}
ev = default(UdpEvent);
return(false);
}
internal void OnEventConnectionOption(UdpEvent ev)
{
switch (ev.Option)
{
case UdpConnectionOption.AlwaysSendMtu:
alwaysSendMtu = ev.OptionIntValue == 1;
break;
case UdpConnectionOption.MtuSize:
mtu = UdpMath.Clamp(ev.OptionIntValue, socket.Config.MtuMin, socket.Config.MtuMax);
break;
}
}
void OnEventStart(UdpEvent ev)
{
if (ChangeState(udpSocketState.Created, udpSocketState.Running))
{
if (platform.Bind(ev.EndPoint))
{
UdpLog.Info("socket bound to {0}", platform.EndPoint.ToString());
}
else
{
UdpLog.Error("could not bind socket, platform code: {0}, platform error: {1}", platform.PlatformError.ToString(), platform.PlatformErrorString);
}
}
}
void Raise(UdpEvent ev)
{
if (ev.IsInternal)
{
lock (eventQueueIn) {
eventQueueIn.Enqueue(ev);
}
}
else
{
lock (eventQueueOut) {
eventQueueOut.Enqueue(ev);
}
}
}
void OnEventConnectCancel(UdpEvent ev)
{
if (CheckState(udpSocketState.Running))
{
UdpConnection cn;
if (connLookup.TryGetValue(ev.EndPoint, out cn))
{
if (cn.CheckState(UdpConnectionState.Connecting))
{
// notify user thread
Raise(UdpEvent.PUBLIC_CONNECT_FAILED, ev.EndPoint);
// destroy this connection
cn.ChangeState(UdpConnectionState.Destroy);
}
}
}
}
public bool Poll(ref UdpEvent ev)
{
bool allowRestart = true;
RESTART:
for (int i = index; i < sockets.Length; ++i) {
if (sockets[i].Poll(ref ev)) {
index = i + 1;
return true;
}
}
if (allowRestart) {
index = 0;
allowRestart = false;
goto RESTART;
}
return false;
}
void Raise(UdpEvent ev)
{
if (ev.IsInternal)
{
lock (eventQueueIn) {
eventQueueIn.Enqueue(ev);
}
}
else
{
lock (eventQueueOut) {
eventQueueOut.Enqueue(ev);
}
if (Config.UseAvailableEventEvent)
{
availableEvent.Set();
}
}
}
public bool Poll(ref UdpEvent ev)
{
bool allowRestart = true;
RESTART:
for (int i = index; i < sockets.Length; ++i)
{
if (sockets[i].Poll(ref ev))
{
index = i + 1;
return(true);
}
}
if (allowRestart)
{
index = 0;
allowRestart = false;
goto RESTART;
}
return(false);
}
void OnEventStart(UdpEvent ev)
{
UdpLog.Info("binding socket using platform '{0}'", platform.GetType());
if (ChangeState(UdpSocketState.Created, UdpSocketState.Running))
{
if (platform.Bind(ev.EndPoint))
{
// send started event
Raise(UdpEvent.PUBLIC_STARTED, platform.EndPoint);
// log that we started
UdpLog.Info("socket bound to {0}", platform.EndPoint.ToString());
}
else
{
// send started failed event
Raise(UdpEvent.PUBLIC_START_FAILED);
// log error
UdpLog.Error("could not bind socket, platform code: {0}, platform error: {1}", platform.PlatformError.ToString(), platform.PlatformErrorString);
}
}
}
void OnEventConnectionOption(UdpEvent ev)
{
ev.Connection.OnEventConnectionOption(ev);
}
void OnEventSleep(UdpEvent ev)
{
UdpLog.Debug("sleeping network thread for {0} ms", ev.OptionIntValue);
Thread.Sleep(ev.OptionIntValue);
}
void OnEventSend(UdpEvent ev)
{
ev.Connection.SendObject(ev.Object);
}
internal void OnEventConnectionOption(UdpEvent ev)
{
switch (ev.Option) {
case UdpConnectionOption.AlwaysSendMtu:
alwaysSendMtu = ev.OptionIntValue == 1;
break;
case UdpConnectionOption.MtuSize:
mtu = UdpMath.Clamp(ev.OptionIntValue, socket.Config.MtuMin, socket.Config.MtuMax);
break;
}
}
