private byte[] ReplaceIPAdresses(byte[] bytes)
{
// skip start information
for (int k = 10; k < bytes.Length - 3; k++)
{
if (bytes[k] == 'K' &&
bytes[k + 1] == '0' &&
bytes[k + 2] == '4')
{
if (bytes[k + 3] != 'W')
{
k--;
}
var nickLength = bytes[k + 4];
var nickStart = k + 4 + 3;
var nickEnd = nickStart + (nickLength << 1);
var nick = GetUnicodeString(bytes, nickStart, nickEnd);
var stats = CoreContext.MasterServer.GetStatsInfo(nick);
var id = new CSteamID(stats.SteamId);
var pointStart = nickEnd + 7;
bytes[pointStart++] = 127;
bytes[pointStart++] = 0;
bytes[pointStart++] = 0;
bytes[pointStart++] = 1;
var port = PortBindingManager.AddOrUpdatePortBinding(id).Port;
CoreContext.OpenLogsService.Log($"Replace player port [{GetNickHash(nick)}] to {port}");
var portBytes = BitConverter.IsLittleEndian ? BitConverter.GetBytes(port).Reverse().ToArray() : BitConverter.GetBytes(port);
bytes[pointStart++] = portBytes[1];
bytes[pointStart++] = portBytes[0];
k += nickLength + 4 + 6;
}
}
return(bytes);
}
private async Task <byte[]> HandleGamelobbyRequest(byte[] bytes)
{
var nicks = new List <string>();
// skip start information
for (int k = 10; k < bytes.Length - 3; k++)
{
if (bytes[k] == 'K' &&
bytes[k + 1] == '0' &&
bytes[k + 2] == '4')
{
if (bytes[k + 3] != 'W')
{
k--;
}
var nickLength = bytes[k + 4];
var nickStart = k + 4 + 3;
var nickEnd = nickStart + (nickLength << 1);
var nick = GetUnicodeString(bytes, nickStart, nickEnd);
if (!IdByNicksCache.ContainsKey(nick))
{
nicks.Add(GetUnicodeString(bytes, nickStart, nickEnd));
}
k += nickLength + 4 + 6;
}
}
if (nicks.Count > 0)
{
await LoadSteamIds(nicks);
}
// skip start information
for (int k = 50; k < bytes.Length - 3; k++)
{
if (bytes[k] == 'K' &&
bytes[k + 1] == '0' &&
bytes[k + 2] == '4')
{
if (bytes[k + 3] != 'W')
{
k--;
}
var nickLength = bytes[k + 4];
var nickStart = k + 4 + 3;
var nickEnd = nickStart + (nickLength << 1);
var nick = GetUnicodeString(bytes, nickStart, nickEnd);
if (IdByNicksCache.TryGetValue(nick, out CSteamID id))
{
var pointStart = nickEnd + 7;
bytes[pointStart++] = 127;
bytes[pointStart++] = 0;
bytes[pointStart++] = 0;
bytes[pointStart++] = 1;
var port = PortBindingManager.AddOrUpdatePortBinding(id).Port;
var portBytes = BitConverter.IsLittleEndian ? BitConverter.GetBytes(port).Reverse().ToArray() : BitConverter.GetBytes(port);
bytes[pointStart++] = portBytes[1];
bytes[pointStart++] = portBytes[0];
}
else
{
throw new Exception("Unknown player nick - " + nick);
}
k += nickLength + 4 + 6;
}
}
return(bytes);
}
/*public static ulong[] RegisteredIds => new ulong[]
* {
* 76561198408785287ul, // Favelin
* 76561198001658409ul, // elamaunt
* 76561198064050301ul, // SunRay
* 76561198137977374ul, // Anibus
*
* 76561198011215928ul, // Bukan1
* 76561198005325871ul, // Bukan2
*
* 76561198858224000ul, // Igor_kocerev
* 76561198233237924ul, // Flashbang
* 76561198855597623ul, // onebillygrimm
* 76561198856913976ul, // Jabka_X
* 76561198174310885ul, // Mizopolak
* 76561198842926724ul, // veloziraptor
* 76561198098129338ul, // DAG05 Simon
* 76561198021093802ul, // ki4a
* 76561198072623723ul, // Master Yoba
* 76561198137292489ul, // ZADGE
* 76561198116829514ul, // Maugan Ra
* 76561198036915935ul, // SorroWfuL LivED
* 76561198143540732ul, // YbuBaKa
* 76561198981516933ul, // Cg_JGHAMO
* 76561198003604494ul, // Gigamok
* 76561198360256453ul, // Gedeon
* 76561198225092112ul, // vladirus
* 76561198090267618ul, // deREXte
* 76561198027618614ul, // Sm0kEZ
* 76561198107179356ul, // Made in USSR
* 76561198132447203ul, // Dolorosa
* 76561198386642785ul // Super_cega
* };*/
private void OnRender(object sender, EventArgs e)
{
GameServer.RunCallbacks();
SteamAPI.RunCallbacks();
PortBindingManager.UpdateFrame();
}
public Task LaunchGameAndWait()
{
return(Task.Factory.StartNew(async() =>
{
ProcessManager.KillAllGameProccessesWithoutWindow();
if (ProcessManager.GameIsRunning())
{
throw new Exception("Game is running");
}
if (!PathFinder.IsPathFound())
{
throw new Exception("Path to game not found in Steam");
}
IPHostEntry entry = null;
try
{
entry = Dns.GetHostEntry("gamespygp");
}
catch (Exception)
{
FixHosts();
}
if (entry != null)
{
var address = IPAddress.Parse(GameConstants.SERVER_ADDRESS);
if (!entry.AddressList.Any(x => x.Equals(address)))
{
FixHosts();
}
}
var tcs = new TaskCompletionSource <Process>();
try
{
Task.Factory.StartNew(() =>
{
while (!tcs.Task.IsCompleted)
{
GameServer.RunCallbacks();
SteamAPI.RunCallbacks();
PortBindingManager.UpdateFrame();
Thread.Sleep(5);
}
}, TaskCreationOptions.LongRunning);
var exeFileName = Path.Combine(LauncherPath, "GameFiles", "Patch1.2", "Soulstorm.exe");
var procParams = "-nomovies -forcehighpoly";
if (AppSettings.ThunderHawkModAutoSwitch)
{
procParams += " -modname ThunderHawk";
}
var ssProc = Process.Start(new ProcessStartInfo(exeFileName, procParams)
{
UseShellExecute = true,
WorkingDirectory = PathFinder.GamePath
});
ServerContext.Start(IPAddress.Any);
ssProc.EnableRaisingEvents = true;
Task.Run(() => RemoveFogLoop(tcs.Task, ssProc));
ssProc.Exited += (s, e) =>
{
tcs.TrySetResult(ssProc);
};
}
catch (Exception ex)
{
Logger.Error(ex);
tcs.TrySetException(ex);
}
await tcs.Task;
ServerContext.Stop();
}).Unwrap());
}
private static byte[] PackServerList(SocketState state, IEnumerable <Data.GameServer> servers, string[] fields, bool isAutomatch)
{
IPEndPoint remoteEndPoint = ((IPEndPoint)state.Socket.RemoteEndPoint);
List <byte> data = new List <byte>();
data.AddRange(remoteEndPoint.Address.GetAddressBytes());
byte[] value2 = BitConverter.GetBytes((ushort)remoteEndPoint.Port);
data.AddRange(BitConverter.IsLittleEndian ? value2.Reverse() : value2);
if (fields.Length == 1 && fields[0] == "\u0004")
{
fields = new string[0];
}
data.Add((byte)fields.Length);
data.Add(0);
foreach (var field in fields)
{
data.AddRange(Encoding.UTF8.GetBytes(field));
data.AddRange(new byte[] { 0, 0 });
}
PortBindingManager.ClearPortBindings();
foreach (var server in servers)
{
if (server.Properties.TryGetValue("gamename", out string gamename))
{
if (isAutomatch && gamename != "whamdowfram")
{
continue;
}
if (!isAutomatch && gamename != "whamdowfr")
{
continue;
}
}
// commented this stuff out since it caused some issues on testing, might come back to it later and see what's happening...
// NAT traversal stuff...
// 126 (\x7E) = public ip / public port / private ip / private port / icmp ip
// 115 (\x73) = public ip / public port / private ip / private port
// 85 (\x55) = public ip / public port
// 81 (\x51) = public ip / public port
var localip0 = server.Get <string>("localip0");
ushort localport = ushort.Parse(server.Get <string>("localport") ?? "0");
var queryPort = (ushort)server.Get <int>("QueryPort");
var iPAddress = server.Get <string>("IPAddress");
var retranslator = PortBindingManager.AddOrUpdatePortBinding(server.HostSteamId);
retranslator.AttachedServer = server;
ushort retranslationPort = retranslator.Port;
var channelHash = ChatCrypt.PiStagingRoomHash("127.0.0.1", "127.0.0.1", retranslationPort);
// start connection establishment
SteamNetworking.SendP2PPacket(server.HostSteamId, new byte[] { 0 }, 1, EP2PSend.k_EP2PSendReliable, 1);
IDByChannelCache[channelHash] = server.HostSteamId;
ChannelByIDCache[server.HostSteamId] = channelHash;
var retranslationPortBytes = BitConverter.IsLittleEndian ? BitConverter.GetBytes(retranslationPort).Reverse() : BitConverter.GetBytes(retranslationPort);
server["hostport"] = retranslationPort.ToString();
server["localport"] = retranslationPort.ToString();
var flags = ServerFlags.UNSOLICITED_UDP_FLAG |
ServerFlags.PRIVATE_IP_FLAG |
ServerFlags.NONSTANDARD_PORT_FLAG |
ServerFlags.NONSTANDARD_PRIVATE_PORT_FLAG |
ServerFlags.HAS_KEYS_FLAG;
var loopbackIpBytes = IPAddress.Loopback.GetAddressBytes();
data.Add((byte)flags);
data.AddRange(loopbackIpBytes);
data.AddRange(retranslationPortBytes);
data.AddRange(loopbackIpBytes);
data.AddRange(retranslationPortBytes);
data.Add(255);
for (int i = 0; i < fields.Length; i++)
{
var name = fields[i];
var f = GetField(server, name);
data.AddRange(Encoding.UTF8.GetBytes(f));
if (i < fields.Length - 1)
{
data.Add(0);
data.Add(255);
}
}
data.Add(0);
}
data.Add(0);
data.Add(255);
data.Add(255);
data.Add(255);
data.Add(255);
return(data.ToArray());
}
private unsafe void OnGameDataReceived(IAsyncResult async)
{
SocketState state = (SocketState)async.AsyncState;
if (state == null || state.GameSocket == null || !state.GameSocket.Connected)
{
return;
}
try
{
// receive data from the socket
int received = state.GameSocket.EndReceive(async);
if (received == 0)
{
return;
}
var buffer = state.GameBuffer;
using (var ms = new MemoryStream(buffer, 0, received))
{
if (!state.SendingEncoded)
{
using (var reader = new StreamReader(ms))
{
var asciValue = reader.ReadToEnd();
Log("CHATDATA", asciValue);
ms.Position = 0;
var line = reader.ReadLine();
if (line.StartsWith("CRYPT"))
{
state.SendingEncoded = true;
/*if (line.Contains("whammer40kdc"))
* {
* Gamename = "whammer40kdc".ToAssciiBytes();
* Gamekey = "Ue9v3H".ToAssciiBytes();
* }*/
if (line.Contains("whamdowfr"))
{
Gamename = "whamdowfr".ToAssciiBytes();
Gamekey = "pXL838".ToAssciiBytes();
}
if (Gamekey == null)
{
state.Dispose();
return;
}
var chall = "0000000000000000".ToAssciiBytes();
var receivingGameKey = new ChatCrypt.GDCryptKey();
var sendingGameKey = new ChatCrypt.GDCryptKey();
var receivingServerKey = new ChatCrypt.GDCryptKey();
var sendingServerKey = new ChatCrypt.GDCryptKey();
fixed(byte *challPtr = chall)
{
fixed(byte *gamekeyPtr = Gamekey)
{
ChatCrypt.GSCryptKeyInit(receivingGameKey, challPtr, gamekeyPtr, Gamekey.Length);
ChatCrypt.GSCryptKeyInit(sendingGameKey, challPtr, gamekeyPtr, Gamekey.Length);
ChatCrypt.GSCryptKeyInit(receivingServerKey, challPtr, gamekeyPtr, Gamekey.Length);
ChatCrypt.GSCryptKeyInit(sendingServerKey, challPtr, gamekeyPtr, Gamekey.Length);
}
}
state.ReceivingGameKey = receivingGameKey;
state.SendingGameKey = sendingGameKey;
state.ReceivingServerKey = receivingServerKey;
state.SendingServerKey = sendingServerKey;
// Send to server without encoding
_serverSocket.Send(buffer, received, SocketFlags.None);
}
else
{
// Send to server without encoding
_serverSocket.Send(buffer, received, SocketFlags.None);
}
}
}
else
{
using (var reader = new BinaryReader(ms, Encoding.ASCII))
{
var start = ms.Position;
var bytes = reader.ReadBytes((int)(ms.Length - ms.Position));
if (state.SendingEncoded)
{
byte *bytesPtr = stackalloc byte[bytes.Length];
for (int i = 0; i < bytes.Length; i++)
{
bytesPtr[i] = bytes[i];
}
ChatCrypt.GSEncodeDecode(state.ReceivingGameKey, bytesPtr, bytes.Length);
for (int i = 0; i < bytes.Length; i++)
{
bytes[i] = bytesPtr[i];
}
}
var utf8value = Encoding.UTF8.GetString(bytes);
Log("CHATDATA", utf8value);
if (utf8value.StartsWith("LOGIN", StringComparison.OrdinalIgnoreCase))
{
var nick = utf8value.Split(' ')[2];
ChatNick = nick;
SendToServerSocket(ref state, bytes);
goto CONTINUE;
}
if (utf8value.StartsWith("USRIP", StringComparison.OrdinalIgnoreCase))
{
SendToServerSocket(ref state, bytes);
goto CONTINUE;
}
var hostAddressIndex = utf8value.IndexOf(HOST_ADDRESS_TOKEN, StringComparison.OrdinalIgnoreCase);
if (hostAddressIndex != -1)
{
var port = CutPortValue(utf8value, hostAddressIndex + HOST_ADDRESS_TOKEN.Length, out string portString);
port = ByteHelpers.ReverseEndian16(port);
var hostSteamId = PortBindingManager.GetSteamIdByPort(port);
if (!hostSteamId.HasValue)
{
port = ByteHelpers.ReverseEndian16(port);
hostSteamId = PortBindingManager.GetSteamIdByPort(port);
}
if (hostSteamId.HasValue)
{
utf8value = utf8value.Replace(HOST_ADDRESS_TOKEN + portString, HOST_ADDRESS_TOKEN + hostSteamId.Value.m_SteamID);
}
}
var index = utf8value.IndexOf("#GSP!whamdowfr!", StringComparison.OrdinalIgnoreCase);
if (index != -1)
{
var encodedEndPoint = utf8value.Substring(index + 15, 10);
CSteamID steamId;
if (ServerListReport.CurrentUserRoomHash == encodedEndPoint)
{
steamId = SteamUser.GetSteamID();
}
else
{
if (!ServerListRetrieve.IDByChannelCache.TryGetValue(encodedEndPoint, out steamId))
{
ServerListReport.CurrentUserRoomHash = encodedEndPoint;
steamId = SteamUser.GetSteamID();
}
}
utf8value = utf8value.Replace(encodedEndPoint, steamId.m_SteamID.ToString());
SendToServerSocket(ref state, Encoding.UTF8.GetBytes(utf8value));
goto CONTINUE;
}
// 16777343 ~ 1.0.0.127 inversed port 63349 port
// :QWEQWE!X44vf1Wf1X|[email protected] PRIVMSG elamaunt :ACTION 7; 16777343; 63349; 16777343; 63349; 1;
SendToServerSocket(ref state, bytes);
}
}
}
}
catch (ObjectDisposedException)
{
if (state != null)
{
state.Dispose();
}
state = null;
return;
}
catch (SocketException e)
{
switch (e.SocketErrorCode)
{
case SocketError.ConnectionReset:
if (state != null)
{
state.Dispose();
}
state = null;
return;
case SocketError.Disconnecting:
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 : WaitForGameData(state);
}
private unsafe void OnServerDataReceived(IAsyncResult async)
{
SocketState state = (SocketState)async.AsyncState;
if (state == null || _serverSocket == null || !_serverSocket.Connected || state.GameSocket == null || !state.GameSocket.Connected)
{
return;
}
try
{
// receive data from the socket
int received = _serverSocket.EndReceive(async);
if (received == 0)
{
return;
}
var bytes = new byte[received];
for (int i = 0; i < received; i++)
{
bytes[i] = state.ServerBuffer[i];
}
if (state.ReceivingEncoded)
{
fixed(byte *bytesToSendPtr = bytes)
ChatCrypt.GSEncodeDecode(state.ReceivingServerKey, bytesToSendPtr, received);
}
var utf8value = Encoding.UTF8.GetString(bytes);
Log(Category, utf8value);
if (utf8value.StartsWith(":s 705", StringComparison.OrdinalIgnoreCase))
{
SendToGameSocket(ref state, bytes);
state.ReceivingEncoded = true;
goto CONTINUE;
}
if (utf8value.IndexOf($@"UTM #GSP!whamdowfr!", StringComparison.OrdinalIgnoreCase) != -1)
{
ProcessHelper.RestoreGameWindow();
}
if (utf8value.StartsWith("ROOMCOUNTERS", StringComparison.OrdinalIgnoreCase))
{
var values = utf8value.Split(new string[] { "ROOMCOUNTERS", " ", "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < ChatRoomPlayersCounts.Length; i++)
{
ChatRoomPlayersCounts[i] = 0;
}
for (int i = 0; i < values.Length; i += 2)
{
var roomIndex = values[i];
var count = values[i + 1];
ChatRoomPlayersCounts[int.Parse(roomIndex) - 1] = int.Parse(count);
}
goto CONTINUE;
}
var index = utf8value.IndexOf("#GSP!whamdowfr!", StringComparison.OrdinalIgnoreCase);
if (index != -1)
{
int endIndex = index + 15;
for (; endIndex < utf8value.Length; endIndex++)
{
if (!char.IsDigit(utf8value[endIndex]))
{
break;
}
}
var stringSteamId = utf8value.Substring(index + 15, endIndex - index - 15);
var steamId = new CSteamID(ulong.Parse(stringSteamId));
if (steamId != SteamUser.GetSteamID())
{
if (ServerListRetrieve.ChannelByIDCache.TryGetValue(steamId, out string roomHash))
{
utf8value = utf8value.Replace(stringSteamId, ServerListRetrieve.ChannelByIDCache[steamId]);
}
else
{
utf8value = utf8value.Replace(stringSteamId, ServerListReport.CurrentUserRoomHash);
}
}
else
{
utf8value = utf8value.Replace(stringSteamId, ServerListReport.CurrentUserRoomHash);
}
SendToGameSocket(ref state, Encoding.UTF8.GetBytes(utf8value));
goto CONTINUE;
}
var hostAddressIndex = utf8value.IndexOf(HOST_ADDRESS_TOKEN, StringComparison.OrdinalIgnoreCase);
if (hostAddressIndex != -1)
{
var steamIdValue = CutULongValue(utf8value, hostAddressIndex + HOST_ADDRESS_TOKEN.Length, out string idString);
if (steamIdValue <= 65536)
{
return;
}
var hostSteamId = new CSteamID(steamIdValue);
var port = PortBindingManager.AddOrUpdatePortBinding(hostSteamId).Port;
utf8value = utf8value.Replace(HOST_ADDRESS_TOKEN + idString, HOST_ADDRESS_TOKEN + port.ToString());
SendToGameSocket(ref state, Encoding.UTF8.GetBytes(utf8value));
goto CONTINUE;
}
SendToGameSocket(ref state, bytes);
}
catch (Exception e)
{
LogError(Category, "Error receiving data");
LogError(Category, e.ToString());
}
// and we wait for more data...
CONTINUE : WaitForServerData(state);
}
private bool ParseServerDetails(IPEndPoint remote, byte[] data)
{
string receivedData = Encoding.UTF8.GetString(data);
//Console.WriteLine(receivedData.Replace("\x00", "\\x00").Replace("\x02", "\\x02"));
// split by 000 (info/player separator) and 002 (players/teams separator)
// the players/teams separator is really 00, but because 00 may also be used elsewhere (an empty value for example), we hardcode it to 002
// the 2 is the size of the teams, for BF2 this is always 2.
string[] sections = receivedData.Split(new string[] { "\x00\x00\x00", "\x00\x00\x02" }, StringSplitOptions.None);
//Console.WriteLine(sections.Length);
if (sections.Length != 3 && !receivedData.EndsWith("\x00\x00"))
{
return(true); // true means we don't send back a response
}
string serverVars = sections[0];
//string playerVars = sections[1];
//string teamVars = sections[2];
string[] serverVarsSplit = serverVars.Split(new string[] { "\x00" }, StringSplitOptions.None);
var server = new GameServer();
server["IPAddress"] = remote.Address.ToString();
server["QueryPort"] = remote.Port.ToString();
server["LastRefreshed"] = DateTime.UtcNow.ToString();
server["LastPing"] = DateTime.UtcNow.ToString();
server["country"] = "??";
for (int i = 0; i < serverVarsSplit.Length - 1; i += 2)
{
if (serverVarsSplit[i] == "hostname")
{
server.Set(serverVarsSplit[i], Regex.Replace(serverVarsSplit[i + 1], @"\s+", " ").Trim());
}
else
{
server.Set(serverVarsSplit[i], serverVarsSplit[i + 1]);
}
}
var gamename = server.Get <string>("gamename");
if (server.Get <string>("statechanged") == "3" && gamename.Equals("whamdowfram", StringComparison.Ordinal))
{
ServerContext.ChatServer.SentServerMessageToClient("Вы создаете хост для игры в авто. Другие игроки увидят ваш хост через некоторое время (до минуты), получат оповещение и смогут подключиться для игры.\n\r");
}
server["hostport"] = remote.Port.ToString();
server["localport"] = remote.Port.ToString();
var gamevariant = server.Get <string>("gamevariant");
/*if (!gamevariant.IsNullOrWhiteSpace())
* {
* if (gamevariant != SteamConstants.GameVariant)
* {
* ServerContext.ChatServer.SentServerMessageToClient("Вы используете не ту версию модификации. Вам необходимо использовать Soulstorm Bugfix Mod 1.56a.\r\n");
* }
* }*/
// you've got to have all these properties in order for your server to be valid
if (!String.IsNullOrWhiteSpace(server.Get <string>("hostname")) &&
!String.IsNullOrWhiteSpace(gamevariant) &&
!String.IsNullOrWhiteSpace(server.Get <string>("gamever")) &&
!String.IsNullOrWhiteSpace(server.Get <string>("gametype")) &&
server.Get <string>("maxplayers") != "0")
{
server.Valid = true;
}
// if the server list doesn't contain this server, we need to return false in order to send a challenge
// if the server replies back with the good challenge, it'll be added in AddValidServer
if (!SteamLobbyManager.IsInLobbyNow)
{
return(false);
}
if (server.Properties.TryGetValue("statechanged", out string value))
{
var strValue = value?.ToString();
if (strValue == "2")
{
SteamLobbyManager.LeaveFromCurrentLobby();
return(true);
}
}
PortBindingManager.ClearPortBindings();
var wasJoinable = SteamLobbyManager.IsLobbyJoinable;
SteamLobbyManager.UpdateCurrentLobby(server, CoreContext.ThunderHawkModManager.ActiveModRevision);
if (!wasJoinable && SteamLobbyManager.IsLobbyJoinable)
{
var hostname = server.Get <string>("hostname");
if (gamename == "whamdowfram")
{
ServerContext.ChatServer.SendAutomatchGameBroadcast(hostname, int.Parse(server.Get <string>("maxplayers")));
}
}
return(true);
}
