public bool RemoveClient(VNetClient client)
{
if (client == null)
{
return(false);
}
if (VNetCommon.SHOW_LOGS)
{
UnityEngine.Debug.Log("VNet: Removing client " + client.GetName());
}
// Callback when clietns are removed
ClientRemovedCallback(client);
// Check if we need to do a host migration
m_netHost.CheckForHostLeft(client);
// Remove from the client list and delete
m_clientsByUID.Remove(client.GetUID());
// disconnect it
client.Disconnect();
return(true);
}
public VNet()
{
Inst = this;
m_netDispatch = new VNetDispatch();
m_netTimer = new VNetTimer();
// Initialize client and multi links
m_clientLink = UnityEngine.Transform.FindObjectOfType <VNetSockClientLink>();
if (m_clientLink == null)
{
GameObject newObj = new GameObject("VNetSockets");
GameObject.DontDestroyOnLoad(newObj);
m_clientLink = newObj.AddComponent <VNetSockClientLink>();
m_multiLink = newObj.AddComponent <VNetSockMultiLink>();
}
else
{
m_multiLink = m_clientLink.GetComponent <VNetSockMultiLink>();
}
// m_clientLink = new VNetSockClientLink();
// m_multiLink = new VNetSockMultiLink();
m_multicastClient = new VNetClient();
m_availableSessions = new VNetAvailableSessions();
m_netSession = new VNetSession();
RegisterListeners();
}
public VNetClientPing(VNetClient client)
{
m_client = client;
m_times = new double[VNetCommon.NET_CLIENT_PING_QUEUE_LENGTH];
Reset();
VNetDispatch.RegisterListenerInst <VNetMessagePingClient>(OnPing);
VNetDispatch.RegisterListenerInst <VNetMessagePongClient>(OnPong);
}
public void OnClientsWantsToLeave(VNetMessageLeaveSession leaveRequest)
{
VNetMessageLeaveSessionConfirm confirm = new VNetMessageLeaveSessionConfirm();
VNetClient client = leaveRequest._client;
confirm.clientUID = client.GetUID();
client.SendNetMessage(confirm, false);
client.SendPacketToClient();
RemoveClient(client);
}
// Listeners
public void OnAcceptClientJoinRequest(VNetMessageAcceptClient accept)
{
// Not us
if (accept.clientUID != VNet.Inst.GetUID())
{
return;
}
// Different session?
if (accept.sessionUID != m_attemptingToJoinSession.sessionUID)
{
return;
}
// We aren't trying to join..
if (m_sessionState != VNetSessionState.Connecting)
{
return;
}
// joined
m_sessionState = VNetSessionState.InSession;
// Add the host
VNetSimpleClientData sc = m_attemptingToJoinSession.host;
m_netHost.SetHostInfo(sc.uid, sc.role);
VNetClient hostClient = GetClientByUID(sc.uid);
hostClient.SetName(m_attemptingToJoinSession.host.name);
hostClient.SetRole(sc.role);
// add remaining clients
for (SByte i = 0; i < m_attemptingToJoinSession.numClients; i++)
{
sc = m_attemptingToJoinSession.clients[i];
// skip yourself
if (sc.uid == VNet.Inst.GetUID())
{
continue;
}
VNetClient client = AddClient(sc.uid, new IPEndPoint(sc.ip, sc.port));
client.SetName(sc.name);
client.SetRole(sc.role);
}
if (VNetCommon.SHOW_LOGS)
{
UnityEngine.Debug.Log("VNet: Joined session hosted by " + hostClient.GetName());
}
}
public void OnNewClient(VNetMessageNewClient newClient)
{
// make sure this client doesn't already exist
if (GetClientByUID(newClient.clientData.uid) != null)
{
return;
}
VNetClient client = AddClient(newClient.clientData.uid, new IPEndPoint(newClient.clientData.ip, newClient.clientData.port));
client.SetName(newClient.clientData.name);
client.SetRole(newClient.role);
}
public void OnClientJoinRequest(VNetMessageJoinSession joinRequest)
{
// If i'm not the host, ignore this
if (LocalIsHost() == false)
{
return;
}
// If this is for a separate session, ignore
UInt64 sessionUID = VNetSession.Inst.GetSessionUID();
if (joinRequest.sessionUID != sessionUID)
{
return;
}
// Could be a dup, ignore if if that's the case
if (VNetSession.Inst.GetClientByUID(joinRequest._packet.header.clientUID) != null)
{
return;
}
// Add this client
VNetMessageNewClient nmc = new VNetMessageNewClient();
nmc.clientData = new VNetSimpleClientData();
nmc.clientData.active = 1;
nmc.clientData.ip = joinRequest._packet.IP_Port.Address;
nmc.clientData.port = joinRequest._packet.IP_Port.Port;
nmc.clientData.uid = joinRequest._packet.header.clientUID;
nmc.clientData.name = joinRequest.userName;
nmc.clientData.role = joinRequest.role;
nmc.sessionUID = sessionUID;
VNet.Inst.SendToLobby(nmc, true);
// Add the client to the local list
VNetClient client = VNetSession.Inst.AddClient(joinRequest._packet.header.clientUID, joinRequest._packet.IP_Port);
client.SetName(joinRequest.userName);
client.SetRole(joinRequest.role);
// Accept this client
VNetMessageAcceptClient ac = new VNetMessageAcceptClient();
ac.clientUID = client.GetUID();
ac.sessionUID = sessionUID;
ac.role = joinRequest.role;
client.SendNetMessage(ac, true);
}
// Functions
public void CheckForHostLeft(VNetClient client)
{
if (client.GetUID() == m_hostUID)
{
if (VNetCommon.SHOW_LOGS)
{
UnityEngine.Debug.Log("VNet: The host left the session.");
}
// In the future, become the host based on some internal value
Disconnect();
VNetSession.Inst.DisconnectAll();
}
}
public void Update(VNetClient host)
{
if (host != null && m_timeSyncsRemaining > 0)
{
m_nextTimeSync -= VNetTimer.Inst.GetFrameTimeFloat();
if (m_nextTimeSync <= 0)
{
m_nextTimeSync = VNetCommon.NET_TIME_SYNC_WAIT_TIME;
VNetMessageTimeRequest request = new VNetMessageTimeRequest();
request.currentTime = VNetTimer.Inst.GetSystemTimeNow();
host.SendNetMessage(request, false);
}
}
}
public void AttemptToJoinSession(UInt64 sessionUID, Int32 role)
{
m_attemptingToJoinSession = VNet.Inst.m_availableSessions.GetSession(sessionUID);
m_sessionState = VNetSessionState.Connecting;
m_attemptingToJoinTimer = 0;
m_sessionUID = sessionUID;
m_attemptingToJoinRole = role;
// Add the host as a client
VNetClient host = AddClient(m_attemptingToJoinSession.host.uid, new IPEndPoint(m_attemptingToJoinSession.host.ip, m_attemptingToJoinSession.host.port));
host.SetRole(m_attemptingToJoinSession.host.role);
if (VNetCommon.SHOW_LOGS)
{
UnityEngine.Debug.Log("VNet: Attempting to join session #" + sessionUID.ToString());
}
}
public void Update()
{
if (m_isInitialized == false)
{
return;
}
m_netTimer.Update();
m_netSession.Update();
// Read packet data from the net
VNetPacket inPacket = new VNetPacket();
while (m_multiLink.Recv(inPacket))
{
if (VNetVerifier.VerifyPacket(inPacket))
{
m_netDispatch.HandlePacketIn(inPacket, null);
}
}
while (m_clientLink.Recv(inPacket))
{
if (VNetVerifier.VerifyPacket(inPacket))
{
VNetClient client = m_netSession.ResolveClientFromPacket(inPacket);
if (client == null)
{
continue;
}
// reliable, packet stuff
client.OnDataReceived(inPacket);
// dispatch
m_netDispatch.HandlePacketIn(inPacket, client);
}
}
// Update clients
m_multicastClient.Update();
m_netSession.UpdateClients();
}
public void UpdateClients()
{
List <VNetClient> disconnectedClients = new List <VNetClient>();
foreach (KeyValuePair <UInt64, VNetClient> kvp in m_clientsByUID)
{
VNetClient client = kvp.Value;
client.Update();
if (client.CheckForTimeout())
{
disconnectedClients.Add(client);
}
}
foreach (VNetClient client in disconnectedClients)
{
m_clientsByUID.Remove(client.GetUID());
}
}
public VNetClient AddClient(UInt64 clientID, IPEndPoint endpoint)
{
if (GetClientByUID(clientID) != null)
{
return(null);
}
// create the client
VNetClient sockClient = new VNetClient();
sockClient.SetClientRaw(clientID, endpoint);
// Add to the list
m_clientsByUID.Add(clientID, sockClient);
// Call add-client so systems can propogate this
ClientAddedCallback(sockClient);
if (VNetCommon.SHOW_LOGS)
{
UnityEngine.Debug.Log("VNet: Adding client #" + clientID.ToString());
}
return(sockClient);
}
public void HandlePacketIn(VNetPacket packet, VNetClient client)
{
int numMessagesToRead = packet.header.numMessages;
packet.StartPacketRead();
Dictionary <int, VNetMessage> reliableIn = new Dictionary <int, VNetMessage>();
while (numMessagesToRead-- > 0)
{
if (packet.UpdateNextMessageHeaders() == false)
{
break;
}
if (m_register.ContainsKey(packet.m_nextMessageType.checksum) == false)
{
packet.SkipNextMessage();
}
else
{
VNetDispatchRegistryBase reg = m_register[packet.m_nextMessageType.checksum];
if (reg.GetNumCallbacks() == 0)
{
packet.SkipNextMessage();
}
else
{
VNetMessage message = reg.ConvertDataToMessage(packet);
message._client = client;
message._packet = packet;
message.__typeName = new VNetStringChksum(packet.m_nextMessageType.checksum);
if (message.GetReliableIndex() != -1)
{
if (reliableIn.ContainsKey(message.GetReliableIndex()))
{
continue;
}
reliableIn.Add(message.GetReliableIndex(), message);
continue;
}
reg.Callback(message);
}
}
}
if (client != null)
{
while (reliableIn.ContainsKey(client.GetNextReliableIndex()))
{
VNetMessage message = reliableIn[client.GetNextReliableIndex()];
client.ReliableMessageCheck(message);
VNetDispatchRegistryBase reg = m_register[message.GetMessageType().checksum];
reg.Callback(message);
}
}
reliableIn.Clear();
}
