public async Task RemovePeer(AsyncPeer peer, int type, object payload = null)
{
if (_peers.TryRemove(peer.PeerId, out _))
{
await peer.Send(type, payload).ConfigureAwait(false);
}
}
public async Task Start(IPAddress address, int bindPort = 9050)
{
if (_alive)
{
throw new Exception("Cannot start, client is running");
}
var socket = new Socket(address.AddressFamily, SocketType.Stream, ProtocolType.Tcp)
{
NoDelay = true
};
await socket.ConnectAsync(new IPEndPoint(address, bindPort)).ConfigureAwait(false);
_alive = true;
Peer = new AsyncPeer(socket);
try
{
await Peer.Process().ConfigureAwait(false);
}
catch { }
ShutDown();
}
public async Task ProcessUDPBuffer(AsyncPeer peer, byte[] buffer)
{
try
{
var(type, size) = ReadHeader(buffer);
if (size == 0)
{
await AsyncTcp.PeerHandler.UnpackUnreliableMessage(peer, type, null).ConfigureAwait(false);
return;
}
using (var stream = new MemoryStream(size))
{
await stream.WriteAsync(buffer, 8, size).ConfigureAwait(false);
stream.Position = 0;
await AsyncTcp.PeerHandler.UnpackUnreliableMessage(peer, type, stream).ConfigureAwait(false);
}
}
finally
{
ArrayPool <byte> .Shared.Return(buffer);
}
}
public Task RemovePeer(AsyncPeer peer, ReadOnlyMemory <byte> buffer)
{
if (_peers.TryRemove(peer.EndPoint.Address, out _))
{
return(peer.Send(AsyncTcp.ErrorType, buffer));
}
return(Task.CompletedTask);
}
public async Task SendUnreliable(AsyncPeer peer, ReadOnlyMemory <byte> buffer)
{
try
{
await _udpSocket
.SendToAsync(buffer.GetArray(), SocketFlags.None, peer.UdpEndpoint)
.ConfigureAwait(false);
}
catch { }
}
private async Task ProcessSocket(Socket socket)
{
var peer = new AsyncPeer(socket);
_peers.TryAdd(peer.PeerId, peer);
try
{
await peer.Process().ConfigureAwait(false);
}
catch { }
_peers.TryRemove(peer.PeerId, out _);
}
public async Task Start(IPAddress address, int bindPort = 9050)
{
if (_alive)
{
throw new Exception("Cannot start, client is running");
}
if (address == null)
{
throw new Exception("Specify server address to use");
}
if (address.AddressFamily != AddressFamily.InterNetwork)
{
throw new Exception("Address family must be of type Internetwork for UDP support");
}
_udpSocket = new Socket(address.AddressFamily, SocketType.Dgram, ProtocolType.Udp);
var tcpSocket = new Socket(address.AddressFamily, SocketType.Stream, ProtocolType.Tcp)
{
NoDelay = true
};
await tcpSocket.ConnectAsync(new IPEndPoint(address, bindPort)).ConfigureAwait(false);
_alive = true;
var receiveTask = ProcessReceiveUnreliable();
try
{
_peer = new AsyncPeer(tcpSocket);
await _peer.Process().ConfigureAwait(false);
}
catch
{ }
ShutDown();
await receiveTask.ConfigureAwait(false);
}
public Task Send(AsyncPeer peer, int type, ReadOnlyMemory <byte> buffer)
{
return(peer.Send(type, buffer));
}
public Task Send(AsyncPeer peer, int type)
{
return(peer.Send(type));
}