private void Connection_PeerConnected(NetPeer peer, string token)
{
Console.WriteLine(peer.EndPoint + " peer connected: " + token);
peer.PayloadReceived += Peer_PayloadReceived;
peer.NotificationReceived += Peer_NotificationReceived;
}
static void Main(string[] args)
{
NetConfig.LatencySimulation = true;
Connector client = new Connector("Sample1.1", false);
Clock fastClock = new Clock(0.02f);
Clock slowClock = new Clock(1.0f);
fastClock.OnFixedUpdate += SendPayload;
slowClock.OnFixedUpdate += SendNotification;
Program.peer = client.Connect("127.0.0.1:42324");
while (true)
{
fastClock.Tick();
slowClock.Tick();
client.Update();
if (Console.KeyAvailable)
{
ConsoleKeyInfo key = Console.ReadKey(true);
switch (key.Key)
{
case ConsoleKey.F1:
client.Stop();
return;
default:
break;
}
}
}
}
public void TestReliableCleanup()
{
NetPeer netPeer = new NetPeer(null, "Token", false, 0);
for (int i = 0; i < 20; i++)
netPeer.QueueNotification(new NetEvent());
netPeer.OnReceiveCarrier(0, 10, (x) => x = null);
// First sequence number is 1, so we should have 10 remaining
Assert.AreEqual(10, netPeer.Outgoing.Count());
}
/// <summary>
/// Sends a request to connect to a remote peer.
/// </summary>
internal SocketError SendConnect(
NetPeer peer,
string version)
{
lock (this.sendLock)
{
int length =
NetEncoding.PackConnectRequest(
this.sendBuffer,
version,
peer.Token);
return this.TrySend(peer.EndPoint, this.sendBuffer, length);
}
}
/// <summary>
/// Accepts a remote request and sends an affirmative reply.
/// </summary>
internal SocketError SendAccept(
NetPeer peer)
{
lock (this.sendLock)
{
int length =
NetEncoding.PackProtocol(
this.sendBuffer,
NetPacketType.Accept,
0,
0);
return this.TrySend(peer.EndPoint, this.sendBuffer, length);
}
}
/// <summary>
/// Notifies a peer that we are disconnecting. May not arrive.
/// </summary>
internal SocketError SendKick(
NetPeer peer,
NetCloseReason reason,
byte userReason = 0)
{
// Skip the packet if it's a bad reason (this will cause error output)
if (NetUtil.ValidateKickReason(reason) == NetCloseReason.INVALID)
return SocketError.Success;
lock (this.sendLock)
{
int length =
NetEncoding.PackProtocol(
this.sendBuffer,
NetPacketType.Kick,
(byte)reason,
userReason);
return this.TrySend(peer.EndPoint, this.sendBuffer, length);
}
}
/// <summary>
/// Sends a generic pong packet.
/// </summary>
internal SocketError SendPong(
NetPeer peer,
byte pingSeq,
byte drop)
{
lock (this.sendLock)
{
int length =
NetEncoding.PackProtocol(
this.sendBuffer,
NetPacketType.Pong,
pingSeq,
drop);
return this.TrySend(peer.EndPoint, this.sendBuffer, length);
}
}
private void Connection_PeerClosed(NetPeer peer, NetCloseReason reason, byte userKickReason, SocketError error)
{
Console.WriteLine("Peer closed due to reason: " + reason);
}
/// <summary>
/// Reads payload data from the given buffer.
/// </summary>
internal static bool ReadPayload(
Func<NetEventType, NetPeer, NetEvent> eventFactory,
NetPeer peer,
byte[] buffer,
int length,
out ushort sequence,
out NetEvent evnt)
{
evnt = null;
// Read header (already know the type)
sequence = NetEncoding.ReadU16(buffer, 1);
int position = NetEncoding.PAYLOAD_HEADER_SIZE;
ushort dataLength = (ushort)(length - position);
if ((position + dataLength) > length)
return false; // We're reading past the end of the packet data
evnt = eventFactory.Invoke(NetEventType.Payload, peer);
return evnt.ReadData(buffer, position, dataLength); ;
}
/// <summary>
/// Sends a scheduled notification message.
/// </summary>
internal SocketError SendNotifications(
NetPeer peer)
{
lock (this.sendLock)
{
int packedLength =
NetEncoding.PackCarrier(
this.sendBuffer,
peer.NotificationAck,
peer.GetFirstSequence(),
peer.Outgoing);
int length = packedLength;
return this.TrySend(peer.EndPoint, this.sendBuffer, length);
}
}
/// <summary>
/// Immediately sends out a payload to a peer.
/// </summary>
internal SocketError SendPayload(
NetPeer peer,
ushort sequence,
byte[] data,
ushort length)
{
return this.controller.SendPayload(peer, sequence, data, length);
}
/// <summary>
/// Immediately sends out a disconnect message to a peer.
/// </summary>
internal void SendKick(NetPeer peer, byte reason)
{
this.controller.SendKick(peer, reason);
}
/// <summary>
/// Adds an outgoing notification to the controller processing queue.
/// </summary>
internal void QueueNotification(
NetPeer peer,
byte[] buffer,
ushort length)
{
this.controller.QueueNotification(peer, buffer, length);
}
private void Peer_NotificationReceived(NetPeer peer, byte[] data, int dataLength)
{
Console.WriteLine(peer.EndPoint + " got notification: \"" + Encoding.UTF8.GetString(data, 0, dataLength) + "\"");
Console.WriteLine(
peer.Traffic.Ping + "ms " +
(peer.Traffic.LocalLoss * 100.0f) + "% " +
(peer.Traffic.RemoteLoss * 100.0f) + "% " +
(peer.Traffic.LocalDrop * 100.0f) + "% " +
(peer.Traffic.RemoteDrop * 100.0f) + "%");
}
private static NetEvent CreateEvent(NetEventType type, NetPeer peer)
{
NetEvent evnt = new NetEvent();
evnt.Initialize(type, peer);
return evnt;
}
/// <summary>
/// Reads a collection of notifications packed in the buffer.
/// </summary>
internal static bool ReadCarrier(
Func<NetEventType, NetPeer, NetEvent> eventFactory,
NetPeer peer,
byte[] buffer,
int length,
out ushort notificationAck,
out ushort notificationSeq,
Queue<NetEvent> destinationQueue)
{
// Read header (already know the type)
notificationAck = NetEncoding.ReadU16(buffer, 1);
notificationSeq = NetEncoding.ReadU16(buffer, 3);
int position = NetEncoding.CARRIER_HEADER_SIZE;
// Validate
int maxDataPack = NetEncoding.MAX_NOTIFICATION_PACK;
if ((position > length) || ((length - position) > maxDataPack))
return false;
// Read notifications
while (position < length)
{
NetEvent evnt = eventFactory.Invoke(NetEventType.Notification, peer);
int bytesRead =
NetEncoding.ReadNotification(buffer, length, position, evnt);
if (bytesRead < 0)
return false;
destinationQueue.Enqueue(evnt);
position += bytesRead;
}
return true;
}
/// <summary>
/// Immediately sends out a payload to a peer.
/// </summary>
internal SocketError SendPayload(
NetPeer peer,
ushort sequence,
byte[] data,
ushort dataLength)
{
lock (this.sendLock)
{
int size =
NetEncoding.PackPayload(this.sendBuffer, sequence, data, dataLength);
return this.TrySend(peer.EndPoint, this.sendBuffer, size);
}
}
/// <summary>
/// Sends a generic ping packet.
/// </summary>
internal SocketError SendPing(
NetPeer peer,
long curTime)
{
lock (this.sendLock)
{
int length =
NetEncoding.PackProtocol(
this.sendBuffer,
NetPacketType.Ping,
peer.GeneratePing(curTime),
peer.GenerateLoss());
return this.TrySend(peer.EndPoint, this.sendBuffer, length);
}
}
private void Peer_PayloadReceived(NetPeer peer, byte[] data, int dataLength)
{
//Console.WriteLine(peer.EndPoint + " got payload: \"" + Encoding.UTF8.GetString(data, 0, dataLength) + "\"");
}
