internal async Task StartProtocolAsync()
{
if (!await SendMessageAsync("version", VersionPayload.Create(localNode.LocalEndpoint.Port, localNode.UserAgent, Blockchain.Default.Height)))
return;
Message message = await ReceiveMessageAsync();
if (message == null)
return;
if (message.Command != "version")
{
Disconnect(true);
return;
}
try
{
Version = message.Payload.AsSerializable<VersionPayload>();
}
catch (FormatException)
{
Disconnect(true);
return;
}
if (RemoteEndpoint != null && RemoteEndpoint.Port != Version.Port)
{
Disconnect(true);
return;
}
if (RemoteEndpoint == null)
{
IPEndPoint remoteEndpoint = new IPEndPoint(((IPEndPoint)tcp.Client.RemoteEndPoint).Address, Version.Port);
lock (localNode.pendingPeers)
{
lock (localNode.connectedPeers)
{
if (localNode.pendingPeers.All(p => p.RemoteEndpoint != remoteEndpoint) && !localNode.connectedPeers.ContainsKey(remoteEndpoint))
{
RemoteEndpoint = remoteEndpoint;
}
}
}
if (RemoteEndpoint == null)
{
Disconnect(false);
return;
}
}
if (!await SendMessageAsync("verack"))
return;
message = await ReceiveMessageAsync();
if (message == null)
return;
if (message.Command != "verack")
{
Disconnect(true);
return;
}
lock (localNode.pendingPeers)
{
lock (localNode.connectedPeers)
{
localNode.connectedPeers.Add(RemoteEndpoint, this);
}
localNode.pendingPeers.Remove(this);
}
Thread thread = new Thread(ReceiveLoop);
thread.Name = string.Format("ReceiveLoop@{0}", RemoteEndpoint);
thread.Start();
}
internal async void StartProtocol()
{
if (!await SendMessageAsync("version", VersionPayload.Create(localNode.LocalEndpoint.Port, localNode.UserAgent, Blockchain.Default.Height)))
return;
Message message = await ReceiveMessageAsync();
if (message == null)
return;
if (message.Command != "version")
{
Disconnect(true);
return;
}
try
{
Version = message.Payload.AsSerializable<VersionPayload>();
}
catch (FormatException)
{
Disconnect(true);
return;
}
if (RemoteEndpoint != null && RemoteEndpoint.Port != Version.Port)
{
Disconnect(true);
return;
}
if (RemoteEndpoint == null)
{
IPEndPoint remoteEndpoint = new IPEndPoint(((IPEndPoint)tcp.Client.RemoteEndPoint).Address, Version.Port);
lock (localNode.pendingPeers)
{
lock (localNode.connectedPeers)
{
if (localNode.pendingPeers.All(p => p.RemoteEndpoint != remoteEndpoint) && !localNode.connectedPeers.ContainsKey(remoteEndpoint))
{
RemoteEndpoint = remoteEndpoint;
}
}
}
if (RemoteEndpoint == null)
{
Disconnect(false);
return;
}
}
if (!await SendMessageAsync("verack"))
return;
message = await ReceiveMessageAsync();
if (message == null)
return;
if (message.Command != "verack")
{
Disconnect(true);
return;
}
lock (localNode.pendingPeers)
{
lock (localNode.connectedPeers)
{
localNode.connectedPeers.Add(RemoteEndpoint, this);
}
localNode.pendingPeers.Remove(this);
}
while (disposed == 0)
{
await CheckMissionsAsync();
message = await ReceiveMessageAsync();
if (message == null) break;
try
{
await OnMessageReceivedAsync(message);
}
catch (FormatException)
{
Disconnect(true);
break;
}
}
}
