public bool SendToServer(ref LoginSocketState state, byte[] data, int count)
{
if (data == null || state == null || state.ServerSocket == null)
{
return(false);
}
var bytes = new byte[count];
Array.Copy(data, bytes, count);
var str = DataFunctions.BytesToString(bytes);
Log(Category, "RETR >> " + str);
if (str.StartsWith("\\login\\") || str.StartsWith("\\newuser\\"))
{
str = AddSteamIdBeforeFinal(str, "\\final\\");
data = DataFunctions.StringToBytes(str);
count = data.Length;
Log(Category, "RETRCHANGED >> " + str);
}
try
{
state.ServerSocket.BeginSend(data, 0, count, SocketFlags.None, OnToServerSent, state);
return(true);
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
return(false);
}
catch (SocketException e)
{
if (e.SocketErrorCode != SocketError.ConnectionAborted &&
e.SocketErrorCode != SocketError.ConnectionReset)
{
LogError(Category, "Error sending data");
LogError(Category, String.Format("{0} {1}", e.SocketErrorCode, e));
}
if (state != null)
{
state.Dispose();
}
state = null;
return(false);
}
catch (Exception ex)
{
LogError(Category, "Error receiving data");
LogError(Category, ex.ToString());
}
return(false);
}
private void AcceptCallback(IAsyncResult ar)
{
LoginSocketState state = (LoginSocketState)ar.AsyncState;
try
{
Socket client = state.Socket.EndAccept(ar);
Thread.Sleep(1);
if (state.Type == LoginSocketState.SocketType.Client)
{
_clientManagerReset.Set();
}
else if (state.Type == LoginSocketState.SocketType.Search)
{
_searchManagerReset.Set();
}
state.Socket = client;
Logger.Info($"[{state.Type}] New Client: { ((IPEndPoint)state.Socket.RemoteEndPoint).Address}:{((IPEndPoint)state.Socket.RemoteEndPoint).Port}");
if (state.Type == LoginSocketState.SocketType.Client)
{
// ClientManager server sends data first
byte[] buffer = LoginServerMessages.GenerateServerChallenge(ref state);
SendToClient(ref state, buffer);
if (state != null)
{
state.State++;
}
}
else if (state.Type == LoginSocketState.SocketType.Search)
{
// SearchManager server waits for data first
}
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (SocketException e)
{
Logger.Error(e, $"Error accepting client. SocketErrorCode: {e.SocketErrorCode}");
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
WaitForData(ref state);
}
private void WaitForData(ref LoginSocketState state)
{
Thread.Sleep(10);
try
{
state.GameSocket.BeginReceive(state.Buffer, 0, state.Buffer.Length, SocketFlags.None, OnGameDataReceived, state);
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (ObjectDisposedException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (SocketException e)
{
if (e.SocketErrorCode == SocketError.NotConnected)
{
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
if (e.SocketErrorCode != SocketError.ConnectionAborted &&
e.SocketErrorCode != SocketError.ConnectionReset)
{
LogError(Category, "Error receiving data");
LogError(Category, String.Format("{0} {1}", e.SocketErrorCode, e));
}
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
catch (Exception ex)
{
LogError(Category, "Error receiving data");
LogError(Category, ex.ToString());
}
}
private void AcceptCallback(IAsyncResult ar)
{
LoginSocketState state = (LoginSocketState)ar.AsyncState;
try
{
Socket client = state.GameSocket.EndAccept(ar);
Thread.Sleep(1);
state.GameSocket = client;
if (state.Type == LoginSocketState.SocketType.Client)
{
StartClientManagerServerSocket();
state.ServerSocket = _clientManagerServerSocket;
_clientManagerServerSocket.BeginConnect(new IPEndPoint(IPAddress.Parse(GameConstants.SERVER_ADDRESS), GameConstants.CLIENT_LOGIN_TCP_PORT), OnConnect, state);
RestartClientAcepting();
}
else if (state.Type == LoginSocketState.SocketType.Search)
{
StartSearchManagerServerSocket();
state.ServerSocket = _searchManagerServerSocket;
_searchManagerServerSocket.BeginConnect(new IPEndPoint(IPAddress.Parse(GameConstants.SERVER_ADDRESS), GameConstants.SEARCH_LOGIN_TCP_PORT), OnConnect, state);
RestartSearchAcepting();
}
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (SocketException e)
{
LogError(Category, "Error accepting client");
LogError(Category, String.Format("{0} {1}", e.SocketErrorCode, e));
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
catch (Exception ex)
{
LogError(Category, "Error receiving data");
LogError(Category, ex.ToString());
}
}
private void OnToGameSent(IAsyncResult async)
{
LoginSocketState state = (LoginSocketState)async.AsyncState;
if (state == null || state.GameSocket == null)
{
return;
}
try
{
int sent = state.GameSocket.EndSend(async);
//Log(Category, String.Format("[{0}] Sent {1} byte response to: {2}:{3}", state.Type, sent, ((IPEndPoint)state.GameSocket.RemoteEndPoint).Address, ((IPEndPoint)state.GameSocket.RemoteEndPoint).Port));
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (SocketException e)
{
switch (e.SocketErrorCode)
{
case SocketError.ConnectionReset:
case SocketError.Disconnecting:
if (state != null)
{
state.Dispose();
}
state = null;
return;
default:
LogError(Category, "Error sending data");
LogError(Category, String.Format("{0} {1}", e.SocketErrorCode, e));
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
}
catch (Exception ex)
{
LogError(Category, "Error receiving data");
LogError(Category, ex.ToString());
}
}
private void WaitForData(ref LoginSocketState state)
{
Thread.Sleep(10);
try
{
state.Socket.BeginReceive(state.Buffer, 0, state.Buffer.Length, SocketFlags.None, OnDataReceived, state);
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (ObjectDisposedException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (SocketException e)
{
if (e.SocketErrorCode == SocketError.NotConnected)
{
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
if (e.SocketErrorCode != SocketError.ConnectionAborted &&
e.SocketErrorCode != SocketError.ConnectionReset)
{
Logger.Error(e, $"Error receiving data. SocketErrorCode: {e.SocketErrorCode}");
}
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
}
private void OnSent(IAsyncResult async)
{
LoginSocketState state = (LoginSocketState)async.AsyncState;
if (state == null || state.Socket == null)
{
return;
}
try
{
int sent = state.Socket.EndSend(async);
Logger.Info($"[{state.Type}] Sent {sent} byte response to: " +
$"{((IPEndPoint)state.Socket.RemoteEndPoint).Address}:{((IPEndPoint)state.Socket.RemoteEndPoint).Port}");
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
}
catch (SocketException e)
{
switch (e.SocketErrorCode)
{
case SocketError.ConnectionReset:
case SocketError.Disconnecting:
if (state != null)
{
state.Dispose();
}
state = null;
return;
default:
Logger.Error(e, $"Error sending data. SocketErrorCode: {e.SocketErrorCode}");
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
}
}
public bool SendToGame(ref LoginSocketState state, byte[] data, int count)
{
if (data == null || state == null || state.GameSocket == null)
{
return(false);
}
//Log("RESP", DataFunctions.BytesToString(data));
try
{
state.GameSocket.BeginSend(data, 0, count, SocketFlags.None, OnToGameSent, state);
return(true);
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
return(false);
}
catch (SocketException e)
{
if (e.SocketErrorCode != SocketError.ConnectionAborted &&
e.SocketErrorCode != SocketError.ConnectionReset)
{
LogError(Category, "Error sending data");
LogError(Category, String.Format("{0} {1}", e.SocketErrorCode, e));
}
if (state != null)
{
state.Dispose();
}
state = null;
return(false);
}
catch (Exception ex)
{
LogError(Category, "Error receiving data");
LogError(Category, ex.ToString());
}
return(false);
}
public static void Logout(ref LoginSocketState state, Dictionary <string, string> keyValues)
{
// we're not doing anything about session, so no need to reset it back to 0...
// maybe one day though...
/*Dictionary<string, object> clientData = new Dictionary<string, object>() {
* { "session", (Int64)0 }
* };
* LoginDatabase.Instance.SetData(state.Name, clientData);*/
state.Dispose();
}
public bool SendToClient(ref LoginSocketState state, byte[] data)
{
if (data == null || state == null || state.Socket == null)
{
return(false);
}
Logger.Info($"RESP: {DataFunctions.BytesToString(data)}");
try
{
state.Socket.BeginSend(data, 0, data.Length, SocketFlags.None, OnSent, state);
return(true);
}
catch (NullReferenceException)
{
if (state != null)
{
state.Dispose();
}
state = null;
return(false);
}
catch (SocketException e)
{
if (e.SocketErrorCode != SocketError.ConnectionAborted &&
e.SocketErrorCode != SocketError.ConnectionReset)
{
Logger.Error(e, $"Error sending data. SocketErrorCode: {e.SocketErrorCode}");
}
if (state != null)
{
state.Dispose();
}
state = null;
return(false);
}
}
private void HandleSearchManager(ref LoginSocketState state, string query, Dictionary <string, string> keyValues)
{
if (state.State == 0)
{
if (query.Equals("nicks", StringComparison.InvariantCultureIgnoreCase))
{
SendToClient(ref state, LoginServerMessages.SendNicks(ref state, keyValues));
}
else if (query.Equals("check", StringComparison.InvariantCultureIgnoreCase))
{
SendToClient(ref state, LoginServerMessages.SendCheck(ref state, keyValues));
}
}
else if (state.State == 1)
{
state.State++;
}
else if (state.State >= 2)
{
state.Dispose();
}
}
private void OnGameDataReceived(IAsyncResult async)
{
LoginSocketState state = (LoginSocketState)async.AsyncState;
if (state == null || state.GameSocket == null)
{
return;
}
try
{
// receive data from the socket
int received = state.GameSocket.EndReceive(async);
if (received == 0)
{
goto CONTINUE;
}
//var str = Encoding.UTF8.GetString(state.Buffer, 0, received);
// take what we received, and append it to the received data buffer
//state.ReceivedData.Append(Encoding.UTF8.GetString(state.Buffer, 0, received));
//string receivedData = state.ReceivedData.ToString();
SendToServer(ref state, state.Buffer, received);
// does what we received contain the \final\ delimiter?
/*if (str.LastIndexOf(@"\final\") > -1)
* {
* state.ReceivedData.Clear();
*
*
* // lets split up the message based on the delimiter
* string[] messages = receivedData.Split(new string[] { @"\final\" }, StringSplitOptions.RemoveEmptyEntries);
*
* for (int i = 0; i < messages.Length; i++)
* {
* ParseMessage(ref state, messages[i]);
* }
* }*/
}
catch (ObjectDisposedException)
{
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
catch (SocketException e)
{
switch (e.SocketErrorCode)
{
case SocketError.ConnectionReset:
case SocketError.Disconnecting:
case SocketError.NotConnected:
case SocketError.TimedOut:
if (state != null)
{
state.Dispose();
}
state = null;
return;
default:
LogError(Category, "Error receiving data");
LogError(Category, String.Format("{0} {1}", e.SocketErrorCode, e));
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
}
catch (Exception e)
{
LogError(Category, "Error receiving data");
LogError(Category, e.ToString());
}
// and we wait for more data...
CONTINUE : WaitForData(ref state);
}
private void HandleClientManager(ref LoginSocketState state, string query, Dictionary <string, string> keyValues)
{
if (state == null || String.IsNullOrWhiteSpace(query) || keyValues == null)
{
return;
}
if (state.State >= 4)
{
state.Dispose();
}
else
{
switch (query)
{
case "login":
SendToClient(ref state, LoginServerMessages.SendProof(ref state, keyValues));
Users[state.ProfileId] = state;
state.StartKeepAlive(this);
break;
case "newuser":
SendToClient(ref state, LoginServerMessages.NewUser(ref state, keyValues));
break;
case "addbuddy":
// \\addbuddy\\\\sesskey\\51437\\newprofileid\\1\\reason\\just be my friend
var newFriendId = long.Parse(keyValues["newprofileid"]);
if (Database.MainDBInstance.AddFriend(state.ProfileId, newFriendId))
{
//var signature = (state.ProfileId.ToString() + newFriendId.ToString()).ToMD5();
// "\\bm\\%d\\f\\%d\\msg\\%s|signed|%s",GPI_BM_REQUEST,profileid,reason,signature);
//SendToClient(ref state, $@"\bm\2\f\{newFriendId}\msg\{keyValues["reason"]}|signed|{signature}".ToAssciiBytes());
if (Users.TryGetValue(newFriendId, out LoginSocketState friendState))
{
SendToClient(ref friendState, $@"\bm\100\f\{state.ProfileId}\msg\|s|{state.Status}{state.GetLSParameter()}|ss|{state.StatusString}\final\".ToAssciiBytes());
SendToClient(ref state, $@"\bm\100\f\{newFriendId}\msg\|s|{friendState.Status}{friendState.GetLSParameter()}|ss|{friendState.StatusString}\final\".ToAssciiBytes());
}
else
{
SendToClient(ref state, $@"\bm\100\f\{newFriendId}\msg\|s|0|ss|Offline\final\".ToAssciiBytes());
}
}
break;
case "delbuddy":
// \delbuddy\\sesskey\51437\delprofileid\1
Database.MainDBInstance.RemoveFriend(state.ProfileId, long.Parse(keyValues["delprofileid"]));
break;
case "getprofile":
SendToClient(ref state, LoginServerMessages.SendProfile(ref state, keyValues));
break;
case "updatepro":
//LoginServerMessages.UpdateProfile(ref state, keyValues);
break;
case "status":
var remoteEndPoint = ((IPEndPoint)state.Socket.RemoteEndPoint);
var profile = Database.MainDBInstance.GetProfileById(state.ProfileId);
if (profile == null)
{
return;
}
var friends = profile.Friends ?? new List <long>();
SendToClient(ref state, $@"\bdy\{friends.Count + 1}\list\{string.Join(",",friends.Concat(new long[] { profile.Id }))}\final\".ToAssciiBytes());
// var loopbackIp = (uint)IPAddress.NetworkToHostOrder((int)IPAddress.Loopback.Address);
// var loopbackIp = ReverseEndian32((uint)IPAddress.NetworkToHostOrder((int)IPAddress.Parse("192.168.159.128").Address));
// var port = ReverseEndian16(27900);
state.Status = keyValues.GetOrDefault("status") ?? state.Status ?? "0";
state.StatusString = keyValues.GetOrDefault("statstring") ?? state.StatusString ?? "Offline";
state.LocString = keyValues.GetOrDefault("locstring") ?? state.LocString ?? "-1";
//SendToClient(ref state, $@"\bm\100\f\{profile.Id}\msg\|s|{1}|ss|DXP{"|ls|"}{-1}|ip|{loopbackIp}|p|{port}|qm|{0}\final\".ToAssciiBytes());
var statusResult = $@"\bm\100\f\{profile.Id}\msg\|s|{state.Status}{state.GetLSParameter()}|ss|{state.StatusString}\final\".ToAssciiBytes();
SendToClient(ref state, statusResult);
for (int i = 0; i < friends.Count; i++)
{
var friendId = friends[i];
if (Users.TryGetValue(friendId, out LoginSocketState friendState))
{
SendToClient(ref friendState, statusResult);
//SendToClient(ref state, $@"\bm\100\f\{friendId}\msg\|s|{1}|ss|DXP|ls|-1\final\".ToAssciiBytes());
SendToClient(ref state, $@"\bm\100\f\{friendId}\msg\|s|{friendState.Status}{friendState.GetLSParameter()}|ss|{friendState.StatusString}\final\".ToAssciiBytes());
}
else
{
SendToClient(ref state, $@"\bm\100\f\{friendId}\msg\|s|0|ss|Offline\final\".ToAssciiBytes());
}
}
// \status\1\sesskey\17562\statstring\DXP\locstring\-1
// userid\200000003\profileid\100000003\uniquenick\Bambochuk
//sendBuddies()
// SendToClient(ref state, $@"\bdy\1\list\100000003\final\".ToAssciiBytes());
//SendToClient(ref state, $@"\bdy\0\list\\final\".ToAssciiBytes());
// TODO: sendAddRequests();
//sendStatusUpdateToBuddies(this);
// send self status
// |s|%d|ss|%s%s%s|ip|%d|p|%d|qm|%d
/*
* c->status,
* c->statusstr,
* c->locstr[0] != 0 ? "|ls|" : "",
* c->locstr,
* reverse_endian32(c->ip),
* reverse_endian16(c->port),
* c->quietflags
*/
// SendToClient(ref state, $@"\bm\100\f\100000003\msg\|s|{2}|ss|DXP{"|ls|"}{-1}|ip|{(uint)IPAddress.NetworkToHostOrder((int)IPAddress.Loopback.Address)}|p|{ReverseEndian16(6500)}|qm|{0}\final\".ToAssciiBytes());
//SendToClient(ref state, $@"\bm\100\f\100000002\msg\|s|0|ss|Offline\final\".ToAssciiBytes());
//SendToClient(ref state, $@"\bm\100\f\100000001\msg\|s|{1}|ss|DXP{"|ls|"}{-1}|ip|{(uint)IPAddress.NetworkToHostOrder((int)remoteEndPoint.Address.Address)}|p|{ReverseEndian16(6500)}|qm|{0}\final\".ToAssciiBytes());
// send friend status
break;
case "logout":
Users.TryRemove(state.ProfileId, out LoginSocketState removingState);
LoginServerMessages.Logout(ref state, keyValues);
break;
case "registernick":
SendToClient(ref state, DataFunctions.StringToBytes(string.Format(@"\rn\{0}\id\{1}\final\", keyValues["uniquenick"], keyValues["id"])));
break;
case "ka":
SendToClient(ref state, $@"\ka\\final\".ToAssciiBytes());
break;
default:
break;
}
}
}
