[ { "path": ".gitignore", "content": "# This .gitignore file should be placed at the root of your Unity project directory\n#\n# Get latest from https://github.com/github/gitignore/blob/main/Unity.gitignore\n#\n/[Ll]ibrary/\n/[Tt]emp/\n/[Oo]bj/\n/[Bb]uild/\n/[Bb]uilds/\n/[Ll]ogs/\n/[Uu]ser[Ss]ettings/\n\n# MemoryCaptures can get excessive in size.\n# They also could contain extremely sensitive data\n/[Mm]emoryCaptures/\n\n# Recordings can get excessive in size\n/[Rr]ecordings/\n\n# Uncomment this line if you wish to ignore the asset store tools plugin\n# /[Aa]ssets/AssetStoreTools*\n\n# Autogenerated Jetbrains Rider plugin\n/[Aa]ssets/Plugins/Editor/JetBrains*\n\n# Visual Studio cache directory\n.vs/\n\n# JetBrains Rider cache directory\n.idea/\n\n# Gradle cache directory\n.gradle/\n\n# Autogenerated VS/MD/Consulo solution and project files\nExportedObj/\n.consulo/\n*.csproj\n*.unityproj\n*.sln\n*.suo\n*.tmp\n*.user\n*.userprefs\n*.pidb\n*.booproj\n*.svd\n*.pdb\n*.mdb\n*.opendb\n*.VC.db\n\n# Unity3D generated meta files\n*.pidb.meta\n*.pdb.meta\n*.mdb.meta\n\n# Unity3D generated file on crash reports\nsysinfo.txt\n\n# Builds\n*.apk\n*.aab\n*.unitypackage\n*.app\n\n# Crashlytics generated file\ncrashlytics-build.properties\n\n# Packed Addressables\n/[Aa]ssets/[Aa]ddressable[Aa]ssets[Dd]ata/*/*.bin*\n\n# Temporary auto-generated Android Assets\n/[Aa]ssets/[Ss]treamingAssets/aa.meta\n/[Aa]ssets/[Ss]treamingAssets/aa/*" }, { "path": ".vscode/settings.json", "content": "{\n \"files.exclude\":\n {\n \"**/.DS_Store\":true,\n \"**/.git\":true,\n \"**/.gitignore\":true,\n \"**/.gitmodules\":true,\n \"**/*.booproj\":true,\n \"**/*.pidb\":true,\n \"**/*.suo\":true,\n \"**/*.user\":true,\n \"**/*.userprefs\":true,\n \"**/*.unityproj\":true,\n \"**/*.dll\":true,\n \"**/*.exe\":true,\n \"**/*.pdf\":true,\n \"**/*.mid\":true,\n \"**/*.midi\":true,\n \"**/*.wav\":true,\n \"**/*.gif\":true,\n \"**/*.ico\":true,\n \"**/*.jpg\":true,\n \"**/*.jpeg\":true,\n \"**/*.png\":true,\n \"**/*.psd\":true,\n \"**/*.tga\":true,\n \"**/*.tif\":true,\n \"**/*.tiff\":true,\n \"**/*.3ds\":true,\n \"**/*.3DS\":true,\n \"**/*.fbx\":true,\n \"**/*.FBX\":true,\n \"**/*.lxo\":true,\n \"**/*.LXO\":true,\n \"**/*.ma\":true,\n \"**/*.MA\":true,\n \"**/*.obj\":true,\n \"**/*.OBJ\":true,\n \"**/*.asset\":true,\n \"**/*.cubemap\":true,\n \"**/*.flare\":true,\n \"**/*.mat\":true,\n \"**/*.meta\":true,\n \"**/*.prefab\":true,\n \"**/*.unity\":true,\n \"build/\":true,\n \"Build/\":true,\n \"Library/\":true,\n \"library/\":true,\n \"obj/\":true,\n \"Obj/\":true,\n \"ProjectSettings/\":true,\n \"temp/\":true,\n \"Temp/\":true\n }\n}" }, { "path": "Assets/Code/Client/ClientLogic.cs", "content": "using System;\nusing System.Net;\nusing System.Net.Sockets;\nusing Code.Shared;\nusing LiteNetLib;\nusing LiteNetLib.Utils;\nusing UnityEngine;\nusing UnityEngine.UI;\nusing Random = System.Random;\n\nnamespace Code.Client\n{\n public class ClientLogic : MonoBehaviour, INetEventListener\n {\n [SerializeField] private ClientPlayerView _clientPlayerViewPrefab;\n [SerializeField] private RemotePlayerView _remotePlayerViewPrefab;\n [SerializeField] private Text _debugText;\n [SerializeField] private ShootEffect _shootEffectPrefab;\n\n private Action _onDisconnected;\n private GamePool _shootsPool;\n \n private NetManager _netManager;\n private NetDataWriter _writer;\n private NetPacketProcessor _packetProcessor;\n\n\n private string _userName;\n private ServerState _cachedServerState;\n private ShootPacket _cachedShootData;\n private ushort _lastServerTick;\n private NetPeer _server;\n private ClientPlayerManager _playerManager;\n private int _ping;\n\n public static LogicTimer LogicTimer { get; private set; }\n\n private ShootEffect ShootEffectContructor()\n {\n var eff = Instantiate(_shootEffectPrefab);\n eff.Init(e => _shootsPool.Put(e));\n return eff;\n }\n \n private void Awake()\n {\n DontDestroyOnLoad(gameObject);\n Random r = new Random();\n _cachedServerState = new ServerState();\n _cachedShootData = new ShootPacket();\n _userName = Environment.MachineName + \" \" + r.Next(100000);\n LogicTimer = new LogicTimer(OnLogicUpdate);\n _writer = new NetDataWriter();\n _playerManager = new ClientPlayerManager(this);\n _shootsPool = new GamePool(ShootEffectContructor, 100);\n _packetProcessor = new NetPacketProcessor();\n _packetProcessor.RegisterNestedType((w, v) => w.Put(v), reader => reader.GetVector2());\n _packetProcessor.RegisterNestedType();\n _packetProcessor.SubscribeReusable(OnPlayerJoined);\n _packetProcessor.SubscribeReusable(OnJoinAccept);\n _packetProcessor.SubscribeReusable(OnPlayerLeaved);\n _netManager = new NetManager(this)\n {\n AutoRecycle = true,\n IPv6Enabled = IPv6Mode.Disabled\n };\n _netManager.Start();\n }\n\n private void OnLogicUpdate()\n {\n _playerManager.LogicUpdate();\n }\n\n private void Update()\n {\n _netManager.PollEvents();\n LogicTimer.Update();\n if (_playerManager.OurPlayer != null)\n _debugText.text =\n string.Format(\n $\"LastServerTick: {_lastServerTick}\\n\" + \n $\"StoredCommands: {_playerManager.OurPlayer.StoredCommands}\\n\" + \n $\"Ping: {_ping}\");\n else\n _debugText.text = \"Disconnected\";\n }\n\n private void OnDestroy()\n {\n _netManager.Stop();\n }\n\n private void OnPlayerJoined(PlayerJoinedPacket packet)\n {\n Debug.Log($\"[C] Player joined: {packet.UserName}\");\n var remotePlayer = new RemotePlayer(_playerManager, packet.UserName, packet);\n var view = RemotePlayerView.Create(_remotePlayerViewPrefab, remotePlayer);\n _playerManager.AddPlayer(remotePlayer, view);\n }\n\n private void OnServerState()\n {\n //skip duplicate or old because we received that packet unreliably\n if (NetworkGeneral.SeqDiff(_cachedServerState.Tick, _lastServerTick) <= 0)\n return;\n _lastServerTick = _cachedServerState.Tick;\n _playerManager.ApplyServerState(ref _cachedServerState);\n }\n\n private void OnShoot()\n {\n var p = _playerManager.GetById(_cachedShootData.FromPlayer);\n if (p == null || p == _playerManager.OurPlayer)\n return;\n SpawnShoot(p.Position, _cachedShootData.Hit);\n }\n\n public void SpawnShoot(Vector2 from, Vector2 to)\n {\n var eff = _shootsPool.Get();\n eff.Spawn(from, to);\n }\n\n private void OnPlayerLeaved(PlayerLeavedPacket packet)\n {\n var player = _playerManager.RemovePlayer(packet.Id);\n if(player != null)\n Debug.Log($\"[C] Player leaved: {player.Name}\");\n }\n\n private void OnJoinAccept(JoinAcceptPacket packet)\n {\n Debug.Log(\"[C] Join accept. Received player id: \" + packet.Id);\n _lastServerTick = packet.ServerTick;\n var clientPlayer = new ClientPlayer(this, _playerManager, _userName, packet.Id);\n var view = ClientPlayerView.Create(_clientPlayerViewPrefab, clientPlayer);\n _playerManager.AddClientPlayer(clientPlayer, view);\n }\n\n public void SendPacketSerializable(PacketType type, T packet, DeliveryMethod deliveryMethod) where T : INetSerializable\n {\n if (_server == null)\n return;\n _writer.Reset();\n _writer.Put((byte)type);\n packet.Serialize(_writer);\n _server.Send(_writer, deliveryMethod);\n }\n\n public void SendPacket(T packet, DeliveryMethod deliveryMethod) where T : class, new()\n {\n if (_server == null)\n return;\n _writer.Reset();\n _writer.Put((byte) PacketType.Serialized);\n _packetProcessor.Write(_writer, packet);\n _server.Send(_writer, deliveryMethod);\n }\n\n void INetEventListener.OnPeerConnected(NetPeer peer)\n {\n Debug.Log(\"[C] Connected to server: \" + peer.EndPoint);\n _server = peer;\n \n SendPacket(new JoinPacket {UserName = _userName}, DeliveryMethod.ReliableOrdered);\n LogicTimer.Start();\n }\n\n void INetEventListener.OnPeerDisconnected(NetPeer peer, DisconnectInfo disconnectInfo)\n {\n _playerManager.Clear();\n _server = null;\n LogicTimer.Stop();\n Debug.Log(\"[C] Disconnected from server: \" + disconnectInfo.Reason);\n if (_onDisconnected != null)\n {\n _onDisconnected(disconnectInfo);\n _onDisconnected = null;\n }\n }\n\n void INetEventListener.OnNetworkError(IPEndPoint endPoint, SocketError socketError)\n {\n Debug.Log(\"[C] NetworkError: \" + socketError);\n }\n\n void INetEventListener.OnNetworkReceive(NetPeer peer, NetPacketReader reader, DeliveryMethod deliveryMethod)\n {\n byte packetType = reader.GetByte();\n if (packetType >= NetworkGeneral.PacketTypesCount)\n return;\n PacketType pt = (PacketType) packetType;\n switch (pt)\n {\n case PacketType.Spawn:\n break;\n case PacketType.ServerState:\n _cachedServerState.Deserialize(reader);\n OnServerState();\n break;\n case PacketType.Serialized:\n _packetProcessor.ReadAllPackets(reader);\n break;\n case PacketType.Shoot:\n _cachedShootData.Deserialize(reader);\n OnShoot();\n break;\n default:\n Debug.Log(\"Unhandled packet: \" + pt);\n break;\n }\n }\n\n void INetEventListener.OnNetworkReceiveUnconnected(IPEndPoint remoteEndPoint, NetPacketReader reader,\n UnconnectedMessageType messageType)\n {\n\n }\n\n void INetEventListener.OnNetworkLatencyUpdate(NetPeer peer, int latency)\n {\n _ping = latency;\n }\n\n void INetEventListener.OnConnectionRequest(ConnectionRequest request)\n {\n request.Reject();\n }\n\n public void Connect(string ip, Action onDisconnected)\n {\n _onDisconnected = onDisconnected;\n _netManager.Connect(ip, 10515, \"ExampleGame\");\n }\n }\n}" }, { "path": "Assets/Code/Client/ClientLogic.cs.meta", "content": "fileFormatVersion: 2\nguid: 4a77c76b7885899499706477e4e0eeb4\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Client/ClientPlayer.cs", "content": "using Code.Shared;\nusing LiteNetLib;\nusing UnityEngine;\n\nnamespace Code.Client\n{ \n public class ClientPlayer : BasePlayer\n {\n private PlayerInputPacket _nextCommand;\n private readonly ClientLogic _clientLogic;\n private readonly ClientPlayerManager _playerManager;\n private readonly LiteRingBuffer _predictionPlayerStates;\n private ServerState _lastServerState;\n private const int MaxStoredCommands = 60;\n private bool _firstStateReceived;\n private int _updateCount;\n\n public Vector2 LastPosition { get; private set; }\n public float LastRotation { get; private set; }\n\n public int StoredCommands => _predictionPlayerStates.Count;\n\n public ClientPlayer(ClientLogic clientLogic, ClientPlayerManager manager, string name, byte id) : base(manager, name, id)\n {\n _playerManager = manager;\n _predictionPlayerStates = new LiteRingBuffer(MaxStoredCommands);\n _clientLogic = clientLogic;\n }\n\n public void ReceiveServerState(ServerState serverState, PlayerState ourState)\n {\n if (!_firstStateReceived)\n {\n if (serverState.LastProcessedCommand == 0)\n return;\n _firstStateReceived = true;\n }\n if (serverState.Tick == _lastServerState.Tick || \n serverState.LastProcessedCommand == _lastServerState.LastProcessedCommand)\n return;\n\n _lastServerState = serverState;\n\n //sync\n _position = ourState.Position;\n _rotation = ourState.Rotation;\n if (_predictionPlayerStates.Count == 0)\n return;\n\n ushort lastProcessedCommand = serverState.LastProcessedCommand;\n int diff = NetworkGeneral.SeqDiff(lastProcessedCommand,_predictionPlayerStates.First.Id);\n \n //apply prediction\n if (diff >= 0 && diff < _predictionPlayerStates.Count)\n {\n //Debug.Log($\"[OK] SP: {serverState.LastProcessedCommand}, OUR: {_predictionPlayerStates.First.Id}, DF:{diff}\");\n _predictionPlayerStates.RemoveFromStart(diff+1);\n foreach (var state in _predictionPlayerStates)\n ApplyInput(state, LogicTimer.FixedDelta);\n }\n else if(diff >= _predictionPlayerStates.Count)\n {\n Debug.Log($\"[C] Player input lag st: {_predictionPlayerStates.First.Id} ls:{lastProcessedCommand} df:{diff}\");\n //lag\n _predictionPlayerStates.FastClear();\n _nextCommand.Id = lastProcessedCommand;\n }\n else\n {\n Debug.Log($\"[ERR] SP: {serverState.LastProcessedCommand}, OUR: {_predictionPlayerStates.First.Id}, DF:{diff}, STORED: {StoredCommands}\");\n }\n }\n\n public override void Spawn(Vector2 position)\n {\n base.Spawn(position);\n }\n\n public void SetInput(Vector2 velocity, float rotation, bool fire)\n {\n _nextCommand.Keys = 0;\n if(fire)\n _nextCommand.Keys |= MovementKeys.Fire;\n \n if (velocity.x < -0.5f)\n _nextCommand.Keys |= MovementKeys.Left;\n if (velocity.x > 0.5f)\n _nextCommand.Keys |= MovementKeys.Right;\n if (velocity.y < -0.5f)\n _nextCommand.Keys |= MovementKeys.Up;\n if (velocity.y > 0.5f)\n _nextCommand.Keys |= MovementKeys.Down;\n\n _nextCommand.Rotation = rotation;\n }\n\n public override void Update(float delta)\n {\n LastPosition = _position;\n LastRotation = _rotation;\n \n _nextCommand.Id = (ushort)((_nextCommand.Id + 1) % NetworkGeneral.MaxGameSequence);\n _nextCommand.ServerTick = _lastServerState.Tick;\n ApplyInput(_nextCommand, delta);\n if (_predictionPlayerStates.IsFull)\n {\n _nextCommand.Id = (ushort)(_lastServerState.LastProcessedCommand+1);\n _predictionPlayerStates.FastClear();\n }\n _predictionPlayerStates.Add(_nextCommand);\n\n _updateCount++;\n if (_updateCount == 3)\n {\n _updateCount = 0;\n foreach (var t in _predictionPlayerStates)\n _clientLogic.SendPacketSerializable(PacketType.Movement, t, DeliveryMethod.Unreliable);\n }\n\n base.Update(delta);\n }\n }\n}" }, { "path": "Assets/Code/Client/ClientPlayer.cs.meta", "content": "fileFormatVersion: 2\nguid: aff1c62a30b048c9afcb6b247d10acc6\ntimeCreated: 1552515488" }, { "path": "Assets/Code/Client/ClientPlayerManager.cs", "content": "using System.Collections.Generic;\nusing Code.Shared;\nusing UnityEngine;\n\nnamespace Code.Client\n{\n public struct PlayerHandler\n {\n public readonly BasePlayer Player;\n public readonly IPlayerView View;\n\n public PlayerHandler(BasePlayer player, IPlayerView view)\n {\n Player = player;\n View = view;\n }\n\n public void Update(float delta)\n {\n Player.Update(delta);\n }\n }\n\n public class ClientPlayerManager : BasePlayerManager\n {\n private readonly Dictionary _players;\n private readonly ClientLogic _clientLogic;\n private ClientPlayer _clientPlayer;\n\n public ClientPlayer OurPlayer => _clientPlayer;\n public override int Count => _players.Count;\n\n public ClientPlayerManager(ClientLogic clientLogic)\n {\n _clientLogic = clientLogic;\n _players = new Dictionary();\n }\n \n public override IEnumerator GetEnumerator()\n {\n foreach (var ph in _players)\n yield return ph.Value.Player;\n }\n\n public void ApplyServerState(ref ServerState serverState)\n {\n for (int i = 0; i < serverState.PlayerStatesCount; i++)\n {\n var state = serverState.PlayerStates[i];\n if(!_players.TryGetValue(state.Id, out var handler))\n return;\n\n if (handler.Player == _clientPlayer)\n {\n _clientPlayer.ReceiveServerState(serverState, state);\n }\n else\n {\n var rp = (RemotePlayer)handler.Player;\n rp.OnPlayerState(state);\n }\n }\n }\n\n public override void OnShoot(BasePlayer from, Vector2 to, BasePlayer hit)\n {\n if(from == _clientPlayer)\n _clientLogic.SpawnShoot(from.Position, to);\n }\n\n public BasePlayer GetById(byte id)\n {\n return _players.TryGetValue(id, out var ph) ? ph.Player : null;\n }\n\n public BasePlayer RemovePlayer(byte id)\n {\n if (_players.TryGetValue(id, out var handler))\n {\n _players.Remove(id);\n handler.View.Destroy();\n }\n \n return handler.Player;\n }\n\n public override void LogicUpdate()\n {\n foreach (var kv in _players)\n kv.Value.Update(LogicTimer.FixedDelta);\n }\n\n public void AddClientPlayer(ClientPlayer player, ClientPlayerView view)\n {\n _clientPlayer = player;\n _players.Add(player.Id, new PlayerHandler(player, view));\n }\n \n public void AddPlayer(RemotePlayer player, RemotePlayerView view)\n {\n _players.Add(player.Id, new PlayerHandler(player, view));\n }\n\n public void Clear()\n {\n foreach (var p in _players.Values)\n p.View.Destroy();\n _players.Clear();\n }\n }\n}" }, { "path": "Assets/Code/Client/ClientPlayerManager.cs.meta", "content": "fileFormatVersion: 2\nguid: b654f7e3a7ba40b0860b89829339a4b5\ntimeCreated: 1553432137" }, { "path": "Assets/Code/Client/ClientPlayerView.cs", "content": "using UnityEngine;\n\nnamespace Code.Client\n{\n public class ClientPlayerView : MonoBehaviour, IPlayerView\n {\n [SerializeField] private TextMesh _name;\n private ClientPlayer _player;\n private Camera _mainCamera;\n\n public static ClientPlayerView Create(ClientPlayerView prefab, ClientPlayer player)\n {\n Quaternion rot = Quaternion.Euler(0f, player.Rotation, 0f);\n var obj = Instantiate(prefab, player.Position, rot);\n obj._player = player;\n obj._name.text = player.Name;\n obj._mainCamera = Camera.main;\n return obj;\n }\n\n private void Update()\n {\n var vert = Input.GetAxis(\"Vertical\");\n var horz = Input.GetAxis(\"Horizontal\");\n var fire = Input.GetAxis(\"Fire1\");\n \n Vector2 velocty = new Vector2(horz, vert);\n\n Vector2 mousePos = _mainCamera.ScreenToWorldPoint(Input.mousePosition);\n Vector2 dir = mousePos - _player.Position;\n float rotation = Mathf.Atan2(dir.y, dir.x);\n _player.SetInput(velocty, rotation, fire > 0f);\n\n float lerpT = ClientLogic.LogicTimer.LerpAlpha;\n transform.position = Vector2.Lerp(_player.LastPosition, _player.Position, lerpT);\n float angle = Mathf.Lerp(_player.LastRotation, _player.Rotation, lerpT);\n transform.rotation = Quaternion.Euler(0f, 0f, angle * Mathf.Rad2Deg );\n }\n \n public void Destroy()\n {\n Destroy(gameObject);\n }\n }\n}" }, { "path": "Assets/Code/Client/ClientPlayerView.cs.meta", "content": "fileFormatVersion: 2\nguid: 34c60df172a14e9ba8eeb93c4b0789c8\ntimeCreated: 1552515543" }, { "path": "Assets/Code/Client/IPlayerView.cs", "content": "namespace Code.Client\n{\n public interface IPlayerView\n {\n void Destroy();\n }\n}" }, { "path": "Assets/Code/Client/IPlayerView.cs.meta", "content": "fileFormatVersion: 2\nguid: 4be69af384c84c7892b27a41f0d59f23\ntimeCreated: 1553427365" }, { "path": "Assets/Code/Client/RemotePlayer.cs", "content": "using Code.Shared;\nusing UnityEngine;\n\nnamespace Code.Client\n{ \n public class RemotePlayer : BasePlayer\n {\n private readonly LiteRingBuffer _buffer = new LiteRingBuffer(30);\n private float _receivedTime;\n private float _timer;\n private const float BufferTime = 0.1f; //100 milliseconds\n \n public RemotePlayer(ClientPlayerManager manager, string name, PlayerJoinedPacket pjPacket) : base(manager, name, pjPacket.InitialPlayerState.Id)\n {\n _position = pjPacket.InitialPlayerState.Position;\n _health = pjPacket.Health;\n _rotation = pjPacket.InitialPlayerState.Rotation;\n _buffer.Add(pjPacket.InitialPlayerState);\n }\n\n public override void Spawn(Vector2 position)\n {\n _buffer.FastClear();\n base.Spawn(position);\n }\n\n public void UpdatePosition(float delta)\n {\n if (_receivedTime < BufferTime || _buffer.Count < 2)\n return;\n var dataA = _buffer[0];\n var dataB = _buffer[1];\n \n float lerpTime = NetworkGeneral.SeqDiff(dataB.Tick, dataA.Tick)*LogicTimer.FixedDelta;\n float t = _timer / lerpTime;\n _position = Vector2.Lerp(dataA.Position, dataB.Position, t);\n _rotation = Mathf.Lerp(dataA.Rotation, dataB.Rotation, t);\n _timer += delta;\n if (_timer > lerpTime)\n {\n _receivedTime -= lerpTime;\n _buffer.RemoveFromStart(1);\n _timer -= lerpTime;\n }\n }\n\n public void OnPlayerState(PlayerState state)\n {\n //old command\n int diff = NetworkGeneral.SeqDiff(state.Tick, _buffer.Last.Tick);\n if (diff <= 0)\n return;\n\n _receivedTime += diff * LogicTimer.FixedDelta;\n if (_buffer.IsFull)\n {\n Debug.LogWarning(\"[C] Remote: Something happened\");\n //Lag?\n _receivedTime = 0f;\n _buffer.FastClear();\n }\n _buffer.Add(state);\n }\n }\n}" }, { "path": "Assets/Code/Client/RemotePlayer.cs.meta", "content": "fileFormatVersion: 2\nguid: 0a420c02346543379e092fc538932775\ntimeCreated: 1552515495" }, { "path": "Assets/Code/Client/RemotePlayerView.cs", "content": "using UnityEngine;\n\nnamespace Code.Client\n{\n public class RemotePlayerView : MonoBehaviour, IPlayerView\n {\n private RemotePlayer _player;\n\n public static RemotePlayerView Create(RemotePlayerView prefab, RemotePlayer player)\n {\n Quaternion rot = Quaternion.Euler(0f, player.Rotation, 0f);\n var obj = Instantiate(prefab, player.Position, rot);\n obj._player = player;\n return obj;\n }\n\n private void Update()\n {\n _player.UpdatePosition(Time.deltaTime);\n transform.position = _player.Position;\n transform.rotation = Quaternion.Euler(0f, 0f, _player.Rotation * Mathf.Rad2Deg );\n }\n\n public void Destroy()\n {\n Destroy(gameObject);\n }\n }\n}" }, { "path": "Assets/Code/Client/RemotePlayerView.cs.meta", "content": "fileFormatVersion: 2\nguid: 79ae69e7e2264cea80924512389f864d\ntimeCreated: 1552862368" }, { "path": "Assets/Code/Client/ShootEffect.cs", "content": "using System;\nusing Code.Shared;\nusing UnityEngine;\n\npublic class ShootEffect : MonoBehaviour\n{\n [SerializeField] private LineRenderer _trailRenderer;\n [SerializeField] private AudioSource _source;\n [SerializeField] private AudioSource _target;\n [SerializeField] private AudioClip[] _shootClips;\n [SerializeField] private AudioClip[] _hitClips;\n\n private GameTimer _aliveTimer = new GameTimer(0.3f);\n private Action _onDeathCallback;\n private Vector3[] _positions = new Vector3[2];\n \n public void Init(Action onDeathCallback)\n {\n _onDeathCallback = onDeathCallback;\n gameObject.SetActive(false);\n }\n \n public void Spawn(Vector2 from, Vector2 to)\n {\n _source.transform.position = from;\n _target.transform.position = to;\n\n _trailRenderer.transform.position = from;\n _positions[0] = from;\n _positions[1] = to;\n _trailRenderer.SetPositions(_positions);\n gameObject.SetActive(true);\n \n _source.PlayOneShot(_shootClips.GetRandomElement());\n _target.PlayOneShot(_hitClips.GetRandomElement());\n }\n\n private void OnDeath()\n {\n _onDeathCallback(this);\n gameObject.SetActive(false);\n }\n\n private void Update()\n {\n _aliveTimer.Update(Time.deltaTime, OnDeath);\n float t1 = _aliveTimer.Time / _aliveTimer.MaxTime;\n float t2 = _aliveTimer.Time / (_aliveTimer.MaxTime * 2f);\n Color a = new Color(1f, 1f, 0f, 1f);\n Color b = new Color(1f, 1f, 0f, 0f);\n _trailRenderer.startColor = Color.Lerp(a, b, t1);\n _trailRenderer.endColor = Color.Lerp(a, b, t2);\n }\n}\n" }, { "path": "Assets/Code/Client/ShootEffect.cs.meta", "content": "fileFormatVersion: 2\nguid: 2b4d80dfb54119b48b368fd5b60c6ab6\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Client/UiController.cs", "content": "using Code.Server;\nusing LiteNetLib;\nusing UnityEngine;\nusing UnityEngine.UI;\n\nnamespace Code.Client\n{\n public class UiController : MonoBehaviour\n {\n [SerializeField] private GameObject _uiObject;\n [SerializeField] private ClientLogic _clientLogic;\n [SerializeField] private ServerLogic _serverLogic;\n [SerializeField] private InputField _ipField;\n [SerializeField] private Text _disconnectInfoField;\n\n private void Awake()\n {\n _ipField.text = NetUtils.GetLocalIp(LocalAddrType.IPv4);\n }\n\n public void OnHostClick()\n {\n _serverLogic.StartServer();\n _uiObject.SetActive(false);\n _clientLogic.Connect(\"localhost\", OnDisconnected);\n }\n\n private void OnDisconnected(DisconnectInfo info)\n {\n _uiObject.SetActive(true);\n _disconnectInfoField.text = info.Reason.ToString();\n }\n\n public void OnConnectClick()\n {\n _uiObject.SetActive(false);\n _clientLogic.Connect(_ipField.text, OnDisconnected);\n }\n }\n}\n" }, { "path": "Assets/Code/Client/UiController.cs.meta", "content": "fileFormatVersion: 2\nguid: 637a36ad5bdc47f47a5e5c0de52df2fc\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Client.meta", "content": "fileFormatVersion: 2\nguid: 154eed4c1661601469c7de37e38b933a\nfolderAsset: yes\nDefaultImporter:\n externalObjects: {}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Server/AntilagSystem.cs", "content": "using System.Collections.Generic;\nusing UnityEngine;\n\nnamespace Code.Server\n{\n public struct StateInfo\n {\n public Vector2 Position;\n }\n\n public class AntilagSystem\n {\n private readonly Dictionary[] _storedPositions;\n private readonly Dictionary _savedStates;\n private int _currentArrayPos;\n private ushort _lastTick;\n private readonly int _maxTicks;\n\n public AntilagSystem(int maxTicks, int maxPlayers)\n {\n int dictSize = (maxPlayers + 1)*3;\n\n _maxTicks = maxTicks;\n _storedPositions = new Dictionary[maxTicks];\n _savedStates = new Dictionary(dictSize);\n \n for (int i = 0; i < _storedPositions.Length; i++)\n {\n _storedPositions[i] = new Dictionary(dictSize);\n }\n }\n\n private Dictionary GetStates(ushort tick)\n {\n if (tick < _lastTick - _maxTicks || _lastTick < _maxTicks)\n return null;\n return _storedPositions[(_currentArrayPos - _lastTick + tick - 1) % _maxTicks];\n }\n\n public void StorePositions(ushort serverTick, ServerPlayer[] players)\n {\n var currentDict = _storedPositions[_currentArrayPos];\n currentDict.Clear();\n\n foreach (var p in players)\n {\n if (!p.IsAlive) \n continue;\n StateInfo si = new StateInfo\n {\n Position = p.Position\n };\n currentDict.Add(p.AssociatedPeer.Id, si);\n }\n\n _lastTick = serverTick;\n _currentArrayPos = (_currentArrayPos + 1) % _maxTicks;\n }\n\n public bool TryApplyAntilag(ServerPlayer[] players, ushort tick, int exceptId)\n {\n var antilagStates = GetStates(tick);\n if (antilagStates == null)\n return false;\n\n _savedStates.Clear();\n\n foreach (var p in players)\n {\n int id = p.AssociatedPeer.Id;\n if (id == exceptId) \n continue;\n //Save current states\n StateInfo state = new StateInfo\n {\n Position = p.Position\n };\n //Console.WriteLine(\"Save state {0} = {1} {2}\", id, state.Position, state.Pose);\n _savedStates[id] = state;\n\n //Apply antilag\n StateInfo antilagState;\n if (antilagStates.TryGetValue(id, out antilagState))\n {\n //serverController.Player.ChangeState(antilagState.Position, antilagState.Pose, true);\n }\n }\n\n return true;\n }\n\n public void RevertAntilag(ServerPlayer[] players)\n {\n //Revert states\n foreach (var p in players)\n {\n StateInfo state;\n if (_savedStates.TryGetValue(p.AssociatedPeer.Id, out state))\n {\n //Console.WriteLine(\"Load state {0} = {1} {2}\", serverController.ServerId, state.Position, state.Pose);\n //p.ChangeState(state.Position, state.Pose, true);\n }\n }\n }\n }\n}" }, { "path": "Assets/Code/Server/AntilagSystem.cs.meta", "content": "fileFormatVersion: 2\nguid: 601c7fe5599c477ea58e6af0a0d7e91c\ntimeCreated: 1552862682" }, { "path": "Assets/Code/Server/ServerLogic.cs", "content": "using System.Net;\nusing System.Net.Sockets;\nusing Code.Shared;\nusing LiteNetLib;\nusing LiteNetLib.Utils;\nusing UnityEngine;\n\nnamespace Code.Server\n{\n public class ServerLogic : MonoBehaviour, INetEventListener\n {\n private NetManager _netManager;\n private NetPacketProcessor _packetProcessor;\n\n public const int MaxPlayers = 64;\n private LogicTimer _logicTimer;\n private readonly NetDataWriter _cachedWriter = new NetDataWriter();\n private ushort _serverTick;\n private ServerPlayerManager _playerManager;\n\n private PlayerInputPacket _cachedCommand = new PlayerInputPacket();\n private ServerState _serverState;\n public ushort Tick => _serverTick;\n\n public void StartServer()\n {\n if (_netManager.IsRunning)\n return;\n _netManager.Start(10515);\n _logicTimer.Start();\n }\n\n private void Awake()\n {\n DontDestroyOnLoad(gameObject);\n _logicTimer = new LogicTimer(OnLogicUpdate);\n _packetProcessor = new NetPacketProcessor();\n _playerManager = new ServerPlayerManager(this);\n \n //register auto serializable vector2\n _packetProcessor.RegisterNestedType((w, v) => w.Put(v), r => r.GetVector2());\n \n //register auto serializable PlayerState\n _packetProcessor.RegisterNestedType();\n \n _packetProcessor.SubscribeReusable(OnJoinReceived);\n _netManager = new NetManager(this)\n {\n AutoRecycle = true\n };\n }\n\n private void OnDestroy()\n {\n _netManager.Stop();\n _logicTimer.Stop();\n }\n\n private void OnLogicUpdate()\n {\n _serverTick = (ushort)((_serverTick + 1) % NetworkGeneral.MaxGameSequence);\n _playerManager.LogicUpdate();\n if (_serverTick % 2 == 0)\n {\n _serverState.Tick = _serverTick;\n _serverState.PlayerStates = _playerManager.PlayerStates;\n int pCount = _playerManager.Count;\n \n foreach(ServerPlayer p in _playerManager)\n { \n int statesMax = p.AssociatedPeer.GetMaxSinglePacketSize(DeliveryMethod.Unreliable) - ServerState.HeaderSize;\n statesMax /= PlayerState.Size;\n \n for (int s = 0; s < (pCount-1)/statesMax + 1; s++)\n {\n //TODO: divide\n _serverState.LastProcessedCommand = p.LastProcessedCommandId;\n _serverState.PlayerStatesCount = pCount;\n _serverState.StartState = s * statesMax;\n p.AssociatedPeer.Send(WriteSerializable(PacketType.ServerState, _serverState), DeliveryMethod.Unreliable);\n }\n }\n }\n }\n\n private void Update()\n {\n _netManager.PollEvents();\n _logicTimer.Update();\n }\n \n private NetDataWriter WriteSerializable(PacketType type, T packet) where T : struct, INetSerializable\n {\n _cachedWriter.Reset();\n _cachedWriter.Put((byte) type);\n packet.Serialize(_cachedWriter);\n return _cachedWriter;\n }\n\n private NetDataWriter WritePacket(T packet) where T : class, new()\n {\n _cachedWriter.Reset();\n _cachedWriter.Put((byte) PacketType.Serialized);\n _packetProcessor.Write(_cachedWriter, packet);\n return _cachedWriter;\n }\n\n private void OnJoinReceived(JoinPacket joinPacket, NetPeer peer)\n {\n Debug.Log(\"[S] Join packet received: \" + joinPacket.UserName);\n var player = new ServerPlayer(_playerManager, joinPacket.UserName, peer);\n _playerManager.AddPlayer(player);\n\n player.Spawn(new Vector2(Random.Range(-2f, 2f), Random.Range(-2f, 2f)));\n\n //Send join accept\n var ja = new JoinAcceptPacket { Id = player.Id, ServerTick = _serverTick };\n peer.Send(WritePacket(ja), DeliveryMethod.ReliableOrdered);\n\n //Send to old players info about new player\n var pj = new PlayerJoinedPacket\n {\n UserName = joinPacket.UserName,\n NewPlayer = true,\n InitialPlayerState = player.NetworkState,\n ServerTick = _serverTick\n };\n _netManager.SendToAll(WritePacket(pj), DeliveryMethod.ReliableOrdered, peer);\n\n //Send to new player info about old players\n pj.NewPlayer = false;\n foreach(ServerPlayer otherPlayer in _playerManager)\n {\n if(otherPlayer == player)\n continue;\n pj.UserName = otherPlayer.Name;\n pj.InitialPlayerState = otherPlayer.NetworkState;\n peer.Send(WritePacket(pj), DeliveryMethod.ReliableOrdered);\n }\n }\n\n private void OnInputReceived(NetPacketReader reader, NetPeer peer)\n {\n if (peer.Tag == null)\n return;\n _cachedCommand.Deserialize(reader);\n var player = (ServerPlayer) peer.Tag;\n \n bool antilagApplied = _playerManager.EnableAntilag(player);\n player.ApplyInput(_cachedCommand, LogicTimer.FixedDelta);\n if(antilagApplied)\n _playerManager.DisableAntilag();\n }\n\n public void SendShoot(ref ShootPacket sp)\n {\n _netManager.SendToAll(WriteSerializable(PacketType.Shoot, sp), DeliveryMethod.ReliableUnordered);\n }\n\n void INetEventListener.OnPeerConnected(NetPeer peer)\n {\n Debug.Log(\"[S] Player connected: \" + peer.EndPoint);\n }\n\n void INetEventListener.OnPeerDisconnected(NetPeer peer, DisconnectInfo disconnectInfo)\n {\n Debug.Log(\"[S] Player disconnected: \" + disconnectInfo.Reason);\n\n if (peer.Tag != null)\n {\n byte playerId = (byte)peer.Id;\n if (_playerManager.RemovePlayer(playerId))\n {\n var plp = new PlayerLeavedPacket { Id = (byte)peer.Id };\n _netManager.SendToAll(WritePacket(plp), DeliveryMethod.ReliableOrdered);\n }\n }\n }\n\n void INetEventListener.OnNetworkError(IPEndPoint endPoint, SocketError socketError)\n {\n Debug.Log(\"[S] NetworkError: \" + socketError);\n }\n\n void INetEventListener.OnNetworkReceive(NetPeer peer, NetPacketReader reader, DeliveryMethod deliveryMethod)\n {\n byte packetType = reader.GetByte();\n if (packetType >= NetworkGeneral.PacketTypesCount)\n return;\n PacketType pt = (PacketType) packetType;\n switch (pt)\n {\n case PacketType.Movement:\n OnInputReceived(reader, peer);\n break;\n case PacketType.Serialized:\n _packetProcessor.ReadAllPackets(reader, peer);\n break;\n default:\n Debug.Log(\"Unhandled packet: \" + pt);\n break;\n }\n }\n\n void INetEventListener.OnNetworkReceiveUnconnected(IPEndPoint remoteEndPoint, NetPacketReader reader,\n UnconnectedMessageType messageType)\n {\n\n }\n\n void INetEventListener.OnNetworkLatencyUpdate(NetPeer peer, int latency)\n {\n if (peer.Tag != null)\n {\n var p = (ServerPlayer) peer.Tag;\n p.Ping = latency;\n }\n }\n\n void INetEventListener.OnConnectionRequest(ConnectionRequest request)\n {\n request.AcceptIfKey(\"ExampleGame\");\n }\n }\n}" }, { "path": "Assets/Code/Server/ServerLogic.cs.meta", "content": "fileFormatVersion: 2\nguid: 1e51c98f0b54146429c775c426760c8a\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Server/ServerPlayer.cs", "content": "using Code.Shared;\nusing LiteNetLib;\nusing UnityEngine;\n\nnamespace Code.Server\n{\n public class ServerPlayer : BasePlayer\n {\n private readonly ServerPlayerManager _playerManager;\n public readonly NetPeer AssociatedPeer;\n public PlayerState NetworkState;\n public ushort LastProcessedCommandId { get; private set; }\n \n public ServerPlayer(ServerPlayerManager playerManager, string name, NetPeer peer) : base(playerManager, name, (byte)peer.Id)\n {\n _playerManager = playerManager;\n peer.Tag = this;\n AssociatedPeer = peer;\n NetworkState = new PlayerState {Id = (byte) peer.Id};\n }\n\n public override void ApplyInput(PlayerInputPacket command, float delta)\n {\n if (NetworkGeneral.SeqDiff(command.Id, LastProcessedCommandId) <= 0)\n return;\n LastProcessedCommandId = command.Id;\n base.ApplyInput(command, delta);\n }\n\n public override void Update(float delta)\n {\n base.Update(delta);\n NetworkState.Position = _position;\n NetworkState.Rotation = _rotation;\n NetworkState.Tick = LastProcessedCommandId;\n \n //Draw cross as server player\n const float sz = 0.1f;\n Debug.DrawLine(\n new Vector2(Position.x - sz, Position.y ),\n new Vector2(Position.x + sz, Position.y ), \n Color.white);\n Debug.DrawLine(\n new Vector2(Position.x, Position.y - sz ),\n new Vector2(Position.x, Position.y + sz ), \n Color.white);\n \n }\n }\n}" }, { "path": "Assets/Code/Server/ServerPlayer.cs.meta", "content": "fileFormatVersion: 2\nguid: 8ad17e029d4b43eeaedf4a29939994e3\ntimeCreated: 1552515641" }, { "path": "Assets/Code/Server/ServerPlayerManager.cs", "content": "using System.Collections.Generic;\nusing Code.Shared;\nusing LiteNetLib;\nusing UnityEngine;\n\nnamespace Code.Server\n{\n public class ServerPlayerManager : BasePlayerManager\n {\n private readonly ServerLogic _serverLogic;\n private readonly ServerPlayer[] _players;\n private readonly AntilagSystem _antilagSystem;\n \n public readonly PlayerState[] PlayerStates;\n private int _playersCount;\n \n \n public override int Count => _playersCount;\n\n public ServerPlayerManager(ServerLogic serverLogic)\n {\n _serverLogic = serverLogic;\n _antilagSystem = new AntilagSystem(60, ServerLogic.MaxPlayers);\n _players = new ServerPlayer[ServerLogic.MaxPlayers];\n PlayerStates = new PlayerState[ServerLogic.MaxPlayers];\n }\n\n public bool EnableAntilag(ServerPlayer forPlayer)\n {\n return _antilagSystem.TryApplyAntilag(_players, _serverLogic.Tick, forPlayer.AssociatedPeer.Id);\n }\n\n public void DisableAntilag()\n {\n _antilagSystem.RevertAntilag(_players); \n }\n\n public override IEnumerator GetEnumerator()\n {\n int i = 0;\n while (i < _playersCount)\n {\n yield return _players[i];\n i++;\n }\n }\n\n public override void OnShoot(BasePlayer from, Vector2 to, BasePlayer hit)\n {\n var serverPlayer = (ServerPlayer) from;\n ShootPacket sp = new ShootPacket\n {\n FromPlayer = serverPlayer.Id,\n CommandId = serverPlayer.LastProcessedCommandId,\n ServerTick = _serverLogic.Tick,\n Hit = to\n };\n _serverLogic.SendShoot(ref sp);\n }\n\n public void AddPlayer(ServerPlayer player)\n {\n for (int i = 0; i < _playersCount; i++)\n {\n if (_players[i].Id == player.Id)\n {\n _players[i] = player;\n return;\n }\n }\n\n _players[_playersCount] = player;\n _playersCount++;\n }\n\n public override void LogicUpdate()\n {\n for (int i = 0; i < _playersCount; i++)\n {\n var p = _players[i];\n p.Update(LogicTimer.FixedDelta);\n PlayerStates[i] = p.NetworkState;\n }\n }\n\n public bool RemovePlayer(byte playerId)\n {\n for (int i = 0; i < _playersCount; i++)\n {\n if (_players[i].Id == playerId)\n {\n _playersCount--;\n _players[i] = _players[_playersCount];\n _players[_playersCount] = null;\n return true;\n }\n }\n return false;\n }\n }\n}\n" }, { "path": "Assets/Code/Server/ServerPlayerManager.cs.meta", "content": "fileFormatVersion: 2\nguid: a4f821c063aa411fa470499231c8553a\ntimeCreated: 1553431094" }, { "path": "Assets/Code/Server.meta", "content": "fileFormatVersion: 2\nguid: 26e8c150dc35a224e965b8abec2e0cfc\nfolderAsset: yes\nDefaultImporter:\n externalObjects: {}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Shared/BasePlayer.cs", "content": "using UnityEngine;\n\nnamespace Code.Shared\n{\n public abstract class BasePlayer\n {\n public readonly string Name;\n\n private float _speed = 3f;\n private GameTimer _shootTimer = new GameTimer(0.2f);\n private BasePlayerManager _playerManager;\n \n protected Vector2 _position;\n protected float _rotation;\n protected byte _health;\n\n public const float Radius = 0.5f;\n public bool IsAlive => _health > 0;\n public byte Health => _health;\n public Vector2 Position => _position;\n public float Rotation => _rotation;\n public readonly byte Id;\n public int Ping;\n\n protected BasePlayer(BasePlayerManager playerManager, string name, byte id)\n {\n Id = id;\n Name = name;\n _playerManager = playerManager;\n }\n\n public virtual void Spawn(Vector2 position)\n {\n _position = position;\n _rotation = 0;\n _health = 100;\n }\n\n private void Shoot()\n {\n const float MaxLength = 20f;\n Vector2 dir = new Vector2(Mathf.Cos(_rotation), Mathf.Sin(_rotation));\n var player = _playerManager.CastToPlayer(_position, dir, MaxLength, this);\n Vector2 target = _position + dir * (player != null ? Vector2.Distance(_position, player._position) : MaxLength);\n _playerManager.OnShoot(this, target, player);\n }\n\n public virtual void ApplyInput(PlayerInputPacket command, float delta)\n {\n Vector2 velocity = Vector2.zero;\n \n if ((command.Keys & MovementKeys.Up) != 0)\n velocity.y = -1f;\n if ((command.Keys & MovementKeys.Down) != 0)\n velocity.y = 1f;\n \n if ((command.Keys & MovementKeys.Left) != 0)\n velocity.x = -1f;\n if ((command.Keys & MovementKeys.Right) != 0)\n velocity.x = 1f; \n \n _position += velocity.normalized * _speed * delta;\n _rotation = command.Rotation;\n\n if ((command.Keys & MovementKeys.Fire) != 0)\n {\n if (_shootTimer.IsTimeElapsed)\n {\n _shootTimer.Reset();\n Shoot();\n }\n }\n \n }\n\n public virtual void Update(float delta)\n {\n _shootTimer.UpdateAsCooldown(delta);\n }\n }\n}\n\n" }, { "path": "Assets/Code/Shared/BasePlayer.cs.meta", "content": "fileFormatVersion: 2\nguid: 0b3166ab83ce8bc42995be041437971b\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Code/Shared/BasePlayerManager.cs", "content": "using System.Collections;\nusing System.Collections.Generic;\nusing UnityEngine;\n\nnamespace Code.Shared\n{\n public abstract class BasePlayerManager : IEnumerable\n {\n public abstract IEnumerator GetEnumerator();\n public abstract int Count { get; }\n\n IEnumerator IEnumerable.GetEnumerator()\n {\n return GetEnumerator();\n }\n\n public BasePlayer CastToPlayer(Vector2 from, Vector2 dir, float length, BasePlayer exclude)\n {\n BasePlayer result = null;\n Vector2 target = from + dir * length;\n foreach(var p in this)\n {\n if(p == exclude)\n continue;\n if (Collisions.CheckIntersection(from.x, from.y, target.x, target.y, p))\n {\n //TODO: check near\n if(result == null)\n result = p;\n }\n }\n \n return result;\n }\n\n public abstract void LogicUpdate();\n public abstract void OnShoot(BasePlayer from, Vector2 to, BasePlayer hit);\n }\n}" }, { "path": "Assets/Code/Shared/BasePlayerManager.cs.meta", "content": "fileFormatVersion: 2\nguid: 464641a9645748548b39dcb0afed1fd4\ntimeCreated: 1553430803" }, { "path": "Assets/Code/Shared/Collisions.cs", "content": "namespace Code.Shared\n{\n public static class Collisions\n {\n public static bool CheckIntersection(float x1, float y1, float x2, float y2, BasePlayer player)\n {\n float cx = player.Position.x;\n float cy = player.Position.y;\n float distX = x2-x1;\n float distY = y2-y1;\n float lineLenSqr = distX * distX + distY * distY;\n float dot = ( (cx-x1)*distX + (cy-y1)*distY ) / lineLenSqr;\n float closestX = x1 + dot * distX;\n float closestY = y1 + dot * distY;\n\n float dcx1 = closestX - x1;\n float dcy1 = closestY - y1;\n float dcx2 = closestX - x2;\n float dcy2 = closestY - y2;\n float distToLineSqr1 = dcx1 * dcx1 + dcy1 * dcy1;\n float distToLineSqr2 = dcx2 * dcx2 + dcy2 * dcy2;\n if (distToLineSqr1 > lineLenSqr || distToLineSqr2 > lineLenSqr)\n return false;\n \n distX = closestX - cx;\n distY = closestY - cy;\n return distX*distX + distY*distY <= BasePlayer.Radius * BasePlayer.Radius;\n }\n }\n}" }, { "path": "Assets/Code/Shared/Collisions.cs.meta", "content": "fileFormatVersion: 2\nguid: 22917542b6524d9085c4f7323d79e532\ntimeCreated: 1553428656" }, { "path": "Assets/Code/Shared/Extensions.cs", "content": "using LiteNetLib.Utils;\nusing UnityEngine;\n\nnamespace Code.Shared\n{\n public static class Extensions\n { \n public static void Put(this NetDataWriter writer, Vector2 vector)\n {\n writer.Put(vector.x);\n writer.Put(vector.y);\n }\n\n public static Vector2 GetVector2(this NetDataReader reader)\n {\n Vector2 v;\n v.x = reader.GetFloat();\n v.y = reader.GetFloat();\n return v;\n }\n\n public static T GetRandomElement(this T[] array)\n {\n return array[Random.Range(0, array.Length)];\n }\n }\n}" }, { "path": "Assets/Code/Shared/Extensions.cs.meta", "content": "fileFormatVersion: 2\nguid: 774af25bfc0f472287bc2812673fa9d0\ntimeCreated: 1552513976" }, { "path": "Assets/Code/Shared/GamePackets.cs", "content": "using System;\nusing LiteNetLib.Utils;\nusing UnityEngine;\n\nnamespace Code.Shared\n{\n public enum PacketType : byte\n {\n Movement,\n Spawn,\n ServerState,\n Serialized,\n Shoot\n }\n \n //Auto serializable packets\n public class JoinPacket\n {\n public string UserName { get; set; }\n }\n\n public class JoinAcceptPacket\n {\n public byte Id { get; set; }\n public ushort ServerTick { get; set; }\n }\n\n public class PlayerJoinedPacket\n {\n public string UserName { get; set; }\n public bool NewPlayer { get; set; }\n public byte Health { get; set; }\n public ushort ServerTick { get; set; }\n public PlayerState InitialPlayerState { get; set; }\n }\n\n public class PlayerLeavedPacket\n {\n public byte Id { get; set; }\n }\n\n //Manual serializable packets\n public struct SpawnPacket : INetSerializable\n {\n public long PlayerId;\n public Vector2 Position;\n \n public void Serialize(NetDataWriter writer)\n {\n writer.Put(PlayerId);\n writer.Put(Position);\n }\n\n public void Deserialize(NetDataReader reader)\n {\n PlayerId = reader.GetLong();\n Position = reader.GetVector2();\n }\n }\n\n [Flags]\n public enum MovementKeys : byte\n {\n Left = 1 << 1,\n Right = 1 << 2,\n Up = 1 << 3,\n Down = 1 << 4,\n Fire = 1 << 5\n }\n\n public struct ShootPacket : INetSerializable\n {\n public byte FromPlayer;\n public ushort CommandId;\n public Vector2 Hit;\n public ushort ServerTick;\n \n public void Serialize(NetDataWriter writer)\n {\n writer.Put(FromPlayer);\n writer.Put(CommandId);\n writer.Put(Hit);\n writer.Put(ServerTick);\n }\n\n public void Deserialize(NetDataReader reader)\n {\n FromPlayer = reader.GetByte();\n CommandId = reader.GetUShort();\n Hit = reader.GetVector2();\n ServerTick = reader.GetUShort();\n }\n }\n \n public struct PlayerInputPacket : INetSerializable\n {\n public ushort Id;\n public MovementKeys Keys;\n public float Rotation;\n public ushort ServerTick;\n\n public void Serialize(NetDataWriter writer)\n {\n writer.Put(Id);\n writer.Put((byte)Keys);\n writer.Put(Rotation);\n writer.Put(ServerTick);\n }\n\n public void Deserialize(NetDataReader reader)\n {\n Id = reader.GetUShort();\n Keys = (MovementKeys)reader.GetByte();\n Rotation = reader.GetFloat();\n ServerTick = reader.GetUShort();\n }\n }\n \n public struct PlayerState : INetSerializable\n {\n public byte Id;\n public Vector2 Position;\n public float Rotation;\n public ushort Tick;\n\n public const int Size = 1 + 8 + 4 + 2;\n \n public void Serialize(NetDataWriter writer)\n {\n writer.Put(Id);\n writer.Put(Position);\n writer.Put(Rotation);\n writer.Put(Tick);\n }\n\n public void Deserialize(NetDataReader reader)\n {\n Id = reader.GetByte();\n Position = reader.GetVector2();\n Rotation = reader.GetFloat();\n Tick = reader.GetUShort();\n }\n }\n\n public struct ServerState : INetSerializable\n {\n public ushort Tick;\n public ushort LastProcessedCommand;\n \n public int PlayerStatesCount;\n public int StartState; //server only\n public PlayerState[] PlayerStates;\n \n //tick\n public const int HeaderSize = sizeof(ushort)*2;\n \n public void Serialize(NetDataWriter writer)\n {\n writer.Put(Tick);\n writer.Put(LastProcessedCommand);\n \n for (int i = 0; i < PlayerStatesCount; i++)\n PlayerStates[StartState + i].Serialize(writer);\n }\n\n public void Deserialize(NetDataReader reader)\n {\n Tick = reader.GetUShort();\n LastProcessedCommand = reader.GetUShort();\n \n PlayerStatesCount = reader.AvailableBytes / PlayerState.Size;\n if (PlayerStates == null || PlayerStates.Length < PlayerStatesCount)\n PlayerStates = new PlayerState[PlayerStatesCount];\n for (int i = 0; i < PlayerStatesCount; i++)\n PlayerStates[i].Deserialize(reader);\n }\n }\n}" }, { "path": "Assets/Code/Shared/GamePackets.cs.meta", "content": "fileFormatVersion: 2\nguid: ea1f70e104cd418e8d5e6dc52b99ffb5\ntimeCreated: 1552514144" }, { "path": "Assets/Code/Shared/GamePool.cs", "content": "using System;\n\nnamespace Code.Shared\n{\n public class GamePool where T : class\n {\n private readonly T[] _pool;\n private readonly Func _creator;\n private int _count;\n\n public GamePool(Func creator) : this(creator, 8)\n {\n\n }\n\n public GamePool(Func creator, int capacity)\n {\n _pool = new T[capacity];\n _creator = creator;\n }\n\n public T Get()\n {\n if (_count > 0)\n {\n _count--;\n var result = _pool[_count];\n _pool[_count] = default;\n return result;\n }\n return _creator();\n }\n\n public void Put(T gameObject)\n {\n _pool[_count] = gameObject;\n _count++;\n }\n }\n}" }, { "path": "Assets/Code/Shared/GamePool.cs.meta", "content": "fileFormatVersion: 2\nguid: 26c97d2cfdfd4ba48e7b065fd13e9c6b\ntimeCreated: 1553454288" }, { "path": "Assets/Code/Shared/GameTimer.cs", "content": "using System;\n\nnamespace Code.Shared\n{\n public struct GameTimer\n {\n private float _maxTime;\n private float _time;\n\n public bool IsTimeElapsed => _time >= _maxTime;\n\n public float Time => _time;\n \n public float MaxTime\n {\n get => _maxTime;\n set => _maxTime = value;\n }\n \n public GameTimer(float maxTime)\n {\n _maxTime = maxTime;\n _time = 0f;\n }\n\n public void Reset()\n {\n _time = 0f;\n }\n\n public void UpdateAsCooldown(float delta)\n {\n _time += delta;\n }\n \n public void Update(float delta, Action onUpdate)\n {\n _time += delta;\n while (_time >= _maxTime)\n {\n _time -= _maxTime;\n onUpdate();\n }\n }\n }\n}" }, { "path": "Assets/Code/Shared/GameTimer.cs.meta", "content": "fileFormatVersion: 2\nguid: d0c4fc1f8e504c7f910bd163300866e8\ntimeCreated: 1553426365" }, { "path": "Assets/Code/Shared/LiteRingBuffer.cs", "content": "using System;\nusing System.Collections;\nusing System.Collections.Generic;\n\nnamespace Code.Shared\n{\n public class LiteRingBuffer : IEnumerable\n {\n private readonly T[] _elements;\n private int _start;\n private int _end;\n private int _count;\n private readonly int _capacity;\n \n public T this[int i] => _elements[(_start + i) % _capacity];\n\n public LiteRingBuffer(int count)\n {\n _elements = new T[count];\n _capacity = count;\n }\n\n public void Add(T element)\n {\n if(_count == _capacity)\n throw new ArgumentException();\n _elements[_end] = element;\n _end = (_end + 1) % _capacity;\n _count++;\n }\n\n public void FastClear()\n {\n _start = 0;\n _end = 0;\n _count = 0;\n }\n\n public int Count => _count;\n public T First => _elements[_start];\n public T Last => _elements[(_start+_count-1)%_capacity];\n public bool IsFull => _count == _capacity;\n\n public void RemoveFromStart(int count)\n {\n if(count > _capacity || count > _count)\n throw new ArgumentException();\n _start = (_start + count) % _capacity;\n _count -= count;\n }\n\n public IEnumerator GetEnumerator()\n {\n int counter = _start;\n while (counter != _end)\n {\n yield return _elements[counter];\n counter = (counter + 1) % _capacity;\n } \n }\n\n IEnumerator IEnumerable.GetEnumerator()\n {\n return GetEnumerator();\n }\n }\n}" }, { "path": "Assets/Code/Shared/LiteRingBuffer.cs.meta", "content": "fileFormatVersion: 2\nguid: de5c9b10e72c4672ad210ea9f2a7ccad\ntimeCreated: 1553348923" }, { "path": "Assets/Code/Shared/LogicTimer.cs", "content": "using System;\nusing System.Diagnostics;\n\nnamespace Code.Shared\n{\n public class LogicTimer\n {\n public const float FramesPerSecond = 30.0f;\n public const float FixedDelta = 1.0f / FramesPerSecond;\n\n private double _accumulator;\n private long _lastTime;\n\n private readonly Stopwatch _stopwatch;\n private readonly Action _action;\n\n public float LerpAlpha => (float)_accumulator/FixedDelta;\n\n public LogicTimer(Action action)\n {\n _stopwatch = new Stopwatch();\n _action = action;\n }\n\n public void Start()\n {\n _lastTime = 0;\n _accumulator = 0.0;\n _stopwatch.Restart();\n }\n\n public void Stop()\n {\n _stopwatch.Stop();\n }\n\n public void Update()\n {\n long elapsedTicks = _stopwatch.ElapsedTicks;\n _accumulator += (double)(elapsedTicks - _lastTime)/Stopwatch.Frequency;\n _lastTime = elapsedTicks;\n\n while (_accumulator >= FixedDelta)\n {\n _action();\n _accumulator -= FixedDelta;\n }\n }\n }\n}" }, { "path": "Assets/Code/Shared/LogicTimer.cs.meta", "content": "fileFormatVersion: 2\r\nguid: c2cf8177f8ed49a4badb018a3dc7c710\r\ntimeCreated: 1552521012" }, { "path": "Assets/Code/Shared/NetworkGeneral.cs", "content": "using System;\n\nnamespace Code.Shared\n{ \n public static class NetworkGeneral\n {\n public const int ProtocolId = 1;\n public static readonly int PacketTypesCount = Enum.GetValues(typeof(PacketType)).Length;\n\n public const int MaxGameSequence = 1024;\n public const int HalfMaxGameSequence = MaxGameSequence / 2;\n\n public static int SeqDiff(int a, int b)\n {\n return Diff(a, b, HalfMaxGameSequence);\n }\n public static int Diff(int a, int b, int halfMax)\n {\n return (a - b + halfMax*3) % (halfMax*2) - halfMax;\n }\n }\n}" }, { "path": "Assets/Code/Shared/NetworkGeneral.cs.meta", 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BaseChannel Next;\n protected readonly NetPeer Peer;\n protected readonly Queue OutgoingQueue;\n\n protected BaseChannel(NetPeer peer)\n {\n Peer = peer;\n OutgoingQueue = new Queue(64);\n }\n\n public int PacketsInQueue\n {\n get { return OutgoingQueue.Count; }\n }\n\n public void AddToQueue(NetPacket packet)\n {\n lock (OutgoingQueue)\n OutgoingQueue.Enqueue(packet);\n }\n\n public abstract void SendNextPackets();\n public abstract bool ProcessPacket(NetPacket packet);\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/BaseChannel.cs.meta", "content": "fileFormatVersion: 2\nguid: 507b99235e7d3fe4387f5cbbc92f03ba\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/ConnectionRequest.cs", "content": "using System.Net;\nusing System.Threading;\nusing LiteNetLib.Utils;\n\nnamespace LiteNetLib\n{\n internal enum ConnectionRequestResult\n {\n None,\n Accept,\n Reject,\n RejectForce\n }\n\n public class ConnectionRequest\n {\n private readonly NetManager _listener;\n private int _used;\n\n public readonly NetDataReader Data;\n\n internal ConnectionRequestResult Result { get; private set; }\n internal long ConnectionTime;\n internal byte ConnectionNumber;\n public readonly IPEndPoint RemoteEndPoint;\n\n private bool TryActivate()\n {\n return Interlocked.CompareExchange(ref _used, 1, 0) == 0;\n }\n\n internal void UpdateRequest(NetConnectRequestPacket connRequest)\n {\n if (connRequest.ConnectionTime >= ConnectionTime)\n {\n ConnectionTime = connRequest.ConnectionTime;\n ConnectionNumber = connRequest.ConnectionNumber;\n }\n }\n\n internal ConnectionRequest(\n long connectionId,\n byte connectionNumber,\n NetDataReader netDataReader,\n IPEndPoint endPoint,\n NetManager listener)\n {\n ConnectionTime = connectionId;\n ConnectionNumber = connectionNumber;\n RemoteEndPoint = endPoint;\n Data = netDataReader;\n _listener = listener;\n }\n\n public NetPeer AcceptIfKey(string key)\n {\n if (!TryActivate())\n return null;\n try\n {\n if (Data.GetString() == key)\n Result = ConnectionRequestResult.Accept;\n }\n catch\n {\n NetDebug.WriteError(\"[AC] Invalid incoming data\");\n }\n if (Result == ConnectionRequestResult.Accept)\n return _listener.OnConnectionSolved(this, null, 0, 0);\n\n Result = ConnectionRequestResult.Reject;\n _listener.OnConnectionSolved(this, null, 0, 0);\n return null;\n }\n\n /// \n /// Accept connection and get new NetPeer as result\n /// \n /// Connected NetPeer\n public NetPeer Accept()\n {\n if (!TryActivate())\n return null;\n Result = ConnectionRequestResult.Accept;\n return _listener.OnConnectionSolved(this, null, 0, 0);\n }\n \n public void Reject(byte[] rejectData, int start, int length, bool force)\n {\n if (!TryActivate())\n return;\n Result = force ? ConnectionRequestResult.RejectForce : ConnectionRequestResult.Reject;\n _listener.OnConnectionSolved(this, rejectData, start, length);\n }\n\n public void Reject(byte[] rejectData, int start, int length)\n {\n Reject(rejectData, start, length, false);\n }\n\n\n public void RejectForce(byte[] rejectData, int start, int length)\n {\n Reject(rejectData, start, length, true);\n }\n\n public void RejectForce()\n {\n Reject(null, 0, 0, true);\n }\n\n public void RejectForce(byte[] rejectData)\n {\n Reject(rejectData, 0, rejectData.Length, true);\n }\n\n public void RejectForce(NetDataWriter rejectData)\n {\n Reject(rejectData.Data, 0, rejectData.Length, true);\n }\n\n public void Reject()\n {\n Reject(null, 0, 0, false);\n }\n\n public void Reject(byte[] rejectData)\n {\n Reject(rejectData, 0, rejectData.Length, false);\n }\n\n public void Reject(NetDataWriter rejectData)\n {\n Reject(rejectData.Data, 0, rejectData.Length, false);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/ConnectionRequest.cs.meta", "content": "fileFormatVersion: 2\nguid: c7f36a00f0b4511498133b6c3c893427\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/INetEventListener.cs", "content": "using System.Net;\nusing System.Net.Sockets;\n\nnamespace LiteNetLib\n{\n /// \n /// Type of message that you receive in OnNetworkReceiveUnconnected event\n /// \n public enum UnconnectedMessageType\n {\n BasicMessage,\n Broadcast\n }\n\n /// \n /// Disconnect reason that you receive in OnPeerDisconnected event\n /// \n public enum DisconnectReason\n {\n ConnectionFailed,\n Timeout,\n HostUnreachable,\n NetworkUnreachable,\n RemoteConnectionClose,\n DisconnectPeerCalled,\n ConnectionRejected,\n InvalidProtocol,\n UnknownHost,\n Reconnect,\n PeerToPeerConnection\n }\n\n /// \n /// Additional information about disconnection\n /// \n public struct DisconnectInfo\n {\n /// \n /// Additional info why peer disconnected\n /// \n public DisconnectReason Reason;\n\n /// \n /// Error code (if reason is SocketSendError or SocketReceiveError)\n /// \n public SocketError SocketErrorCode;\n\n /// \n /// Additional data that can be accessed (only if reason is RemoteConnectionClose)\n /// \n public NetPacketReader AdditionalData;\n }\n\n public interface INetEventListener\n {\n /// \n /// New remote peer connected to host, or client connected to remote host\n /// \n /// Connected peer object\n void OnPeerConnected(NetPeer peer);\n\n /// \n /// Peer disconnected\n /// \n /// disconnected peer\n /// additional info about reason, errorCode or data received with disconnect message\n void OnPeerDisconnected(NetPeer peer, DisconnectInfo disconnectInfo);\n\n /// \n /// Network error (on send or receive)\n /// \n /// From endPoint (can be null)\n /// Socket error\n void OnNetworkError(IPEndPoint endPoint, SocketError socketError);\n\n /// \n /// Received some data\n /// \n /// From peer\n /// DataReader containing all received data\n /// Type of received packet\n void OnNetworkReceive(NetPeer peer, NetPacketReader reader, DeliveryMethod deliveryMethod);\n\n /// \n /// Received unconnected message\n /// \n /// From address (IP and Port)\n /// Message data\n /// Message type (simple, discovery request or response)\n void OnNetworkReceiveUnconnected(IPEndPoint remoteEndPoint, NetPacketReader reader, UnconnectedMessageType messageType);\n\n /// \n /// Latency information updated\n /// \n /// Peer with updated latency\n /// latency value in milliseconds\n void OnNetworkLatencyUpdate(NetPeer peer, int latency);\n\n /// \n /// On peer connection requested\n /// \n /// Request information (EndPoint, internal id, additional data)\n void OnConnectionRequest(ConnectionRequest request);\n }\n\n public interface IDeliveryEventListener\n {\n /// \n /// On reliable message delivered\n /// \n /// \n /// \n void OnMessageDelivered(NetPeer peer, object userData);\n }\n\n public class EventBasedNetListener : INetEventListener, IDeliveryEventListener\n {\n public delegate void OnPeerConnected(NetPeer peer);\n public delegate void OnPeerDisconnected(NetPeer peer, DisconnectInfo disconnectInfo);\n public delegate void OnNetworkError(IPEndPoint endPoint, SocketError socketError);\n public delegate void OnNetworkReceive(NetPeer peer, NetPacketReader reader, DeliveryMethod deliveryMethod);\n public delegate void OnNetworkReceiveUnconnected(IPEndPoint remoteEndPoint, NetPacketReader reader, UnconnectedMessageType messageType);\n public delegate void OnNetworkLatencyUpdate(NetPeer peer, int latency);\n public delegate void OnConnectionRequest(ConnectionRequest request);\n public delegate void OnDeliveryEvent(NetPeer peer, object userData);\n\n public event OnPeerConnected PeerConnectedEvent;\n public event OnPeerDisconnected PeerDisconnectedEvent;\n public event OnNetworkError NetworkErrorEvent;\n public event OnNetworkReceive NetworkReceiveEvent;\n public event OnNetworkReceiveUnconnected NetworkReceiveUnconnectedEvent;\n public event OnNetworkLatencyUpdate NetworkLatencyUpdateEvent;\n public event OnConnectionRequest ConnectionRequestEvent;\n public event OnDeliveryEvent DeliveryEvent;\n\n public void ClearPeerConnectedEvent()\n {\n PeerConnectedEvent = null;\n }\n\n public void ClearPeerDisconnectedEvent()\n {\n PeerDisconnectedEvent = null;\n }\n\n public void ClearNetworkErrorEvent()\n {\n NetworkErrorEvent = null;\n }\n\n public void ClearNetworkReceiveEvent()\n {\n NetworkReceiveEvent = null;\n }\n\n public void ClearNetworkReceiveUnconnectedEvent()\n {\n NetworkReceiveUnconnectedEvent = null;\n }\n\n public void ClearNetworkLatencyUpdateEvent()\n {\n NetworkLatencyUpdateEvent = null;\n }\n\n public void ClearConnectionRequestEvent()\n {\n ConnectionRequestEvent = null;\n }\n\n public void ClearDeliveryEvent()\n {\n DeliveryEvent = null;\n }\n\n void INetEventListener.OnPeerConnected(NetPeer peer)\n {\n if (PeerConnectedEvent != null)\n PeerConnectedEvent(peer);\n }\n\n void INetEventListener.OnPeerDisconnected(NetPeer peer, DisconnectInfo disconnectInfo)\n {\n if (PeerDisconnectedEvent != null)\n PeerDisconnectedEvent(peer, disconnectInfo);\n }\n\n void INetEventListener.OnNetworkError(IPEndPoint endPoint, SocketError socketErrorCode)\n {\n if (NetworkErrorEvent != null)\n NetworkErrorEvent(endPoint, socketErrorCode);\n }\n\n void INetEventListener.OnNetworkReceive(NetPeer peer, NetPacketReader reader, DeliveryMethod deliveryMethod)\n {\n if (NetworkReceiveEvent != null)\n NetworkReceiveEvent(peer, reader, deliveryMethod);\n }\n\n void INetEventListener.OnNetworkReceiveUnconnected(IPEndPoint remoteEndPoint, NetPacketReader reader, UnconnectedMessageType messageType)\n {\n if (NetworkReceiveUnconnectedEvent != null)\n NetworkReceiveUnconnectedEvent(remoteEndPoint, reader, messageType);\n }\n\n void INetEventListener.OnNetworkLatencyUpdate(NetPeer peer, int latency)\n {\n if (NetworkLatencyUpdateEvent != null)\n NetworkLatencyUpdateEvent(peer, latency);\n }\n\n void INetEventListener.OnConnectionRequest(ConnectionRequest request)\n {\n if (ConnectionRequestEvent != null)\n ConnectionRequestEvent(request);\n }\n\n void IDeliveryEventListener.OnMessageDelivered(NetPeer peer, object userData)\n {\n if (DeliveryEvent != null)\n DeliveryEvent(peer, userData);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/INetEventListener.cs.meta", "content": "fileFormatVersion: 2\nguid: 1ad7743bbac7af64e930fcae94fd1a7d\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Layers/Crc32cLayer.cs", "content": "using LiteNetLib.Utils;\nusing System;\nusing System.Net;\n\nnamespace LiteNetLib.Layers\n{\n public sealed class Crc32cLayer : PacketLayerBase\n {\n public Crc32cLayer() : base(CRC32C.ChecksumSize)\n {\n\n }\n\n public override void ProcessInboundPacket(IPEndPoint endPoint, ref byte[] data, ref int offset, ref int length)\n {\n if (length < NetConstants.HeaderSize + CRC32C.ChecksumSize)\n {\n NetDebug.WriteError(\"[NM] DataReceived size: bad!\");\n return;\n }\n\n int checksumPoint = length - CRC32C.ChecksumSize;\n if (CRC32C.Compute(data, offset, checksumPoint) != BitConverter.ToUInt32(data, checksumPoint))\n {\n NetDebug.Write(\"[NM] DataReceived checksum: bad!\");\n return;\n }\n length -= CRC32C.ChecksumSize;\n }\n\n public override void ProcessOutBoundPacket(IPEndPoint endPoint, ref byte[] data, ref int offset, ref int length)\n {\n FastBitConverter.GetBytes(data, length, CRC32C.Compute(data, offset, length));\n length += CRC32C.ChecksumSize;\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Layers/Crc32cLayer.cs.meta", "content": "fileFormatVersion: 2\nguid: 85b0c9ac1a5bf284082c22f13da241e4\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Layers/PacketLayerBase.cs", "content": "using System.Net;\n\nnamespace LiteNetLib.Layers\n{\n public abstract class PacketLayerBase\n {\n public readonly int ExtraPacketSizeForLayer;\n\n protected PacketLayerBase(int extraPacketSizeForLayer)\n {\n ExtraPacketSizeForLayer = extraPacketSizeForLayer;\n }\n\n public abstract void ProcessInboundPacket(IPEndPoint endPoint, ref byte[] data, ref int offset, ref int length);\n public abstract void ProcessOutBoundPacket(IPEndPoint endPoint, ref byte[] data, ref int offset, ref int length);\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Layers/PacketLayerBase.cs.meta", "content": "fileFormatVersion: 2\nguid: bf2e5160bd776544693c1c289882a126\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Layers/XorEncryptLayer.cs", "content": "using System;\nusing System.Net;\nusing System.Text;\n\nnamespace LiteNetLib.Layers\n{\n public class XorEncryptLayer : PacketLayerBase\n {\n private byte[] _byteKey;\n\n public XorEncryptLayer() : base(0)\n {\n\n }\n\n public XorEncryptLayer(byte[] key) : this()\n {\n SetKey(key);\n }\n\n public XorEncryptLayer(string key) : this()\n {\n SetKey(key);\n }\n\n public void SetKey(string key)\n {\n _byteKey = Encoding.UTF8.GetBytes(key);\n }\n\n public void SetKey(byte[] key)\n {\n if (_byteKey == null || _byteKey.Length != key.Length)\n _byteKey = new byte[key.Length];\n Buffer.BlockCopy(key, 0, _byteKey, 0, key.Length);\n }\n\n public override void ProcessInboundPacket(IPEndPoint endPoint, ref byte[] data, ref int offset, ref int length)\n {\n if (_byteKey == null)\n return;\n var cur = offset;\n for (var i = 0; i < length; i++, cur++)\n {\n data[cur] = (byte)(data[cur] ^ _byteKey[i % _byteKey.Length]);\n }\n }\n\n public override void ProcessOutBoundPacket(IPEndPoint endPoint, ref byte[] data, ref int offset, ref int length)\n {\n if (_byteKey == null)\n return;\n var cur = offset;\n for (var i = 0; i < length; i++, cur++)\n {\n data[cur] = (byte)(data[cur] ^ _byteKey[i % _byteKey.Length]);\n }\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Layers/XorEncryptLayer.cs.meta", "content": "fileFormatVersion: 2\nguid: 10422bff1ab7eb04894100d55d899764\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Layers.meta", "content": "fileFormatVersion: 2\nguid: 370c4c298d0daf74781d2b0aa5420b81\nfolderAsset: yes\nDefaultImporter:\n externalObjects: {}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NatPunchModule.cs", "content": "using System.Collections.Generic;\nusing System.Net;\nusing System.Net.Sockets;\nusing LiteNetLib.Utils;\n\nnamespace LiteNetLib\n{\n public enum NatAddressType\n {\n Internal,\n External\n }\n\n public interface INatPunchListener\n {\n void OnNatIntroductionRequest(IPEndPoint localEndPoint, IPEndPoint remoteEndPoint, string token);\n void OnNatIntroductionSuccess(IPEndPoint targetEndPoint, NatAddressType type, string token);\n }\n\n public class EventBasedNatPunchListener : INatPunchListener\n {\n public delegate void OnNatIntroductionRequest(IPEndPoint localEndPoint, IPEndPoint remoteEndPoint, string token);\n public delegate void OnNatIntroductionSuccess(IPEndPoint targetEndPoint, NatAddressType type, string token);\n\n public event OnNatIntroductionRequest NatIntroductionRequest;\n public event OnNatIntroductionSuccess NatIntroductionSuccess;\n\n void INatPunchListener.OnNatIntroductionRequest(IPEndPoint localEndPoint, IPEndPoint remoteEndPoint, string token)\n {\n if(NatIntroductionRequest != null)\n NatIntroductionRequest(localEndPoint, remoteEndPoint, token);\n }\n\n void INatPunchListener.OnNatIntroductionSuccess(IPEndPoint targetEndPoint, NatAddressType type, string token)\n {\n if (NatIntroductionSuccess != null)\n NatIntroductionSuccess(targetEndPoint, type, token);\n }\n }\n\n /// \n /// Module for UDP NAT Hole punching operations. Can be accessed from NetManager\n /// \n public sealed class NatPunchModule\n {\n struct RequestEventData\n {\n public IPEndPoint LocalEndPoint;\n public IPEndPoint RemoteEndPoint;\n public string Token;\n }\n\n struct SuccessEventData\n {\n public IPEndPoint TargetEndPoint;\n public NatAddressType Type;\n public string Token;\n }\n\n class NatIntroduceRequestPacket\n {\n public IPEndPoint Internal { get; set; }\n public string Token { get; set; }\n }\n\n class NatIntroduceResponsePacket\n {\n public IPEndPoint Internal { get; set; }\n public IPEndPoint External { get; set; }\n public string Token { get; set; }\n }\n\n class NatPunchPacket\n {\n public string Token { get; set; }\n public bool IsExternal { get; set; }\n }\n\n private readonly NetSocket _socket;\n private readonly Queue _requestEvents = new Queue();\n private readonly Queue _successEvents = new Queue();\n private readonly NetDataReader _cacheReader = new NetDataReader();\n private readonly NetDataWriter _cacheWriter = new NetDataWriter();\n private readonly NetPacketProcessor _netPacketProcessor = new NetPacketProcessor(MaxTokenLength);\n private INatPunchListener _natPunchListener;\n public const int MaxTokenLength = 256;\n\n internal NatPunchModule(NetSocket socket)\n {\n _socket = socket;\n _netPacketProcessor.SubscribeReusable(OnNatIntroductionResponse);\n _netPacketProcessor.SubscribeReusable(OnNatIntroductionRequest);\n _netPacketProcessor.SubscribeReusable(OnNatPunch);\n }\n\n internal void ProcessMessage(IPEndPoint senderEndPoint, NetPacket packet)\n {\n lock (_cacheReader)\n {\n _cacheReader.SetSource(packet.RawData, NetConstants.HeaderSize, packet.Size);\n _netPacketProcessor.ReadAllPackets(_cacheReader, senderEndPoint);\n }\n }\n\n public void Init(INatPunchListener listener)\n {\n _natPunchListener = listener;\n }\n\n private void Send(T packet, IPEndPoint target) where T : class, new()\n {\n SocketError errorCode = 0;\n _cacheWriter.Reset();\n _cacheWriter.Put((byte)PacketProperty.NatMessage);\n _netPacketProcessor.Write(_cacheWriter, packet);\n _socket.SendTo(_cacheWriter.Data, 0, _cacheWriter.Length, target, ref errorCode);\n }\n\n public void NatIntroduce(\n IPEndPoint hostInternal,\n IPEndPoint hostExternal,\n IPEndPoint clientInternal,\n IPEndPoint clientExternal,\n string additionalInfo)\n {\n var req = new NatIntroduceResponsePacket\n {\n Token = additionalInfo\n };\n\n //First packet (server) send to client\n req.Internal = hostInternal;\n req.External = hostExternal;\n Send(req, clientExternal);\n\n //Second packet (client) send to server\n req.Internal = clientInternal;\n req.External = clientExternal;\n Send(req, hostExternal);\n }\n\n public void PollEvents()\n {\n if (_natPunchListener == null || (_successEvents.Count == 0 && _requestEvents.Count == 0))\n return;\n lock (_successEvents)\n {\n while (_successEvents.Count > 0)\n {\n var evt = _successEvents.Dequeue();\n _natPunchListener.OnNatIntroductionSuccess(\n evt.TargetEndPoint, \n evt.Type,\n evt.Token);\n }\n }\n lock (_requestEvents)\n {\n while (_requestEvents.Count > 0)\n {\n var evt = _requestEvents.Dequeue();\n _natPunchListener.OnNatIntroductionRequest(evt.LocalEndPoint, evt.RemoteEndPoint, evt.Token);\n }\n }\n }\n\n public void SendNatIntroduceRequest(string host, int port, string additionalInfo)\n {\n SendNatIntroduceRequest(NetUtils.MakeEndPoint(host, port), additionalInfo);\n }\n\n public void SendNatIntroduceRequest(IPEndPoint masterServerEndPoint, string additionalInfo)\n {\n //prepare outgoing data\n string networkIp = NetUtils.GetLocalIp(LocalAddrType.IPv4);\n if (string.IsNullOrEmpty(networkIp))\n {\n networkIp = NetUtils.GetLocalIp(LocalAddrType.IPv6);\n }\n\n Send(\n new NatIntroduceRequestPacket\n {\n Internal = NetUtils.MakeEndPoint(networkIp, _socket.LocalPort),\n Token = additionalInfo\n }, \n masterServerEndPoint);\n }\n\n //We got request and must introduce\n private void OnNatIntroductionRequest(NatIntroduceRequestPacket req, IPEndPoint senderEndPoint)\n {\n lock (_requestEvents)\n {\n _requestEvents.Enqueue(new RequestEventData\n {\n LocalEndPoint = req.Internal,\n RemoteEndPoint = senderEndPoint,\n Token = req.Token\n });\n }\n }\n\n //We got introduce and must punch\n private void OnNatIntroductionResponse(NatIntroduceResponsePacket req)\n {\n NetDebug.Write(NetLogLevel.Trace, \"[NAT] introduction received\");\n\n // send internal punch\n var punchPacket = new NatPunchPacket {Token = req.Token};\n Send(punchPacket, req.Internal);\n NetDebug.Write(NetLogLevel.Trace, \"[NAT] internal punch sent to \" + req.Internal);\n\n // hack for some routers\n SocketError errorCode = 0;\n _socket.Ttl = 2;\n _socket.SendTo(new[] { (byte)PacketProperty.Empty }, 0, 1, req.External, ref errorCode);\n\n // send external punch\n _socket.Ttl = NetConstants.SocketTTL;\n punchPacket.IsExternal = true;\n Send(punchPacket, req.External);\n NetDebug.Write(NetLogLevel.Trace, \"[NAT] external punch sent to \" + req.External);\n }\n\n //We got punch and can connect\n private void OnNatPunch(NatPunchPacket req, IPEndPoint senderEndPoint)\n {\n //Read info\n NetDebug.Write(NetLogLevel.Trace, \"[NAT] punch received from {0} - additional info: {1}\",\n senderEndPoint, req.Token);\n\n //Release punch success to client; enabling him to Connect() to Sender if token is ok\n lock (_successEvents)\n {\n _successEvents.Enqueue(new SuccessEventData\n {\n TargetEndPoint = senderEndPoint,\n Type = req.IsExternal ? NatAddressType.External : NatAddressType.Internal, \n Token = req.Token\n });\n }\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NatPunchModule.cs.meta", "content": "fileFormatVersion: 2\nguid: be2d3965b2909b74a842c90154448111\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetConstants.cs", "content": "namespace LiteNetLib\n{\n /// \n /// Sending method type\n /// \n public enum DeliveryMethod : byte\n {\n /// \n /// Unreliable. Packets can be dropped, can be duplicated, can arrive without order.\n /// \n Unreliable = 4,\n\n /// \n /// Reliable. Packets won't be dropped, won't be duplicated, can arrive without order.\n /// \n ReliableUnordered = 0,\n\n /// \n /// Unreliable. Packets can be dropped, won't be duplicated, will arrive in order.\n /// \n Sequenced = 1,\n\n /// \n /// Reliable and ordered. Packets won't be dropped, won't be duplicated, will arrive in order.\n /// \n ReliableOrdered = 2,\n\n /// \n /// Reliable only last packet. Packets can be dropped (except the last one), won't be duplicated, will arrive in order.\n /// \n ReliableSequenced = 3\n }\n\n /// \n /// Network constants. Can be tuned from sources for your purposes.\n /// \n public static class NetConstants\n {\n //can be tuned\n public const int DefaultWindowSize = 64;\n public const int SocketBufferSize = 1024 * 1024; //1mb\n public const int SocketTTL = 255;\n\n public const int HeaderSize = 1;\n public const int ChanneledHeaderSize = 4;\n public const int FragmentHeaderSize = 6;\n public const int FragmentedHeaderTotalSize = ChanneledHeaderSize + FragmentHeaderSize;\n public const ushort MaxSequence = 32768;\n public const ushort HalfMaxSequence = MaxSequence / 2;\n\n //protocol\n internal const int ProtocolId = 11;\n internal const int MaxUdpHeaderSize = 68;\n\n internal static readonly int[] PossibleMtu =\n {\n 576 - MaxUdpHeaderSize, //minimal\n 1232 - MaxUdpHeaderSize,\n 1460 - MaxUdpHeaderSize, //google cloud\n 1472 - MaxUdpHeaderSize, //VPN\n 1492 - MaxUdpHeaderSize, //Ethernet with LLC and SNAP, PPPoE (RFC 1042)\n 1500 - MaxUdpHeaderSize //Ethernet II (RFC 1191)\n };\n\n internal static readonly int MaxPacketSize = PossibleMtu[PossibleMtu.Length - 1];\n\n //peer specific\n public const byte MaxConnectionNumber = 4;\n\n public const int PacketPoolSize = 1000;\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetConstants.cs.meta", "content": "fileFormatVersion: 2\nguid: 53626ac03d7feb74b9b39561430c8c97\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetDebug.cs", "content": "using System;\nusing System.Diagnostics;\n\nnamespace LiteNetLib\n{\n public class InvalidPacketException : ArgumentException\n {\n public InvalidPacketException(string message) : base(message)\n {\n }\n }\n\n public class TooBigPacketException : InvalidPacketException\n {\n public TooBigPacketException(string message) : base(message)\n {\n }\n }\n\n public enum NetLogLevel\n {\n Warning,\n Error,\n Trace,\n Info\n }\n\n /// \n /// Interface to implement for your own logger\n /// \n public interface INetLogger\n {\n void WriteNet(NetLogLevel level, string str, params object[] args);\n }\n\n /// \n /// Static class for defining your own LiteNetLib logger instead of Console.WriteLine\n /// or Debug.Log if compiled with UNITY flag\n /// \n public static class NetDebug\n {\n public static INetLogger Logger = null;\n private static readonly object DebugLogLock = new object();\n private static void WriteLogic(NetLogLevel logLevel, string str, params object[] args)\n {\n lock (DebugLogLock)\n {\n if (Logger == null)\n {\n#if UNITY_4 || UNITY_5 || UNITY_5_3_OR_NEWER\n UnityEngine.Debug.Log(string.Format(str, args));\n#else\n Console.WriteLine(str, args);\n#endif\n }\n else\n {\n Logger.WriteNet(logLevel, str, args);\n }\n }\n }\n\n [Conditional(\"DEBUG_MESSAGES\")]\n internal static void Write(string str, params object[] args)\n {\n WriteLogic(NetLogLevel.Trace, str, args);\n }\n\n [Conditional(\"DEBUG_MESSAGES\")]\n internal static void Write(NetLogLevel level, string str, params object[] args)\n {\n WriteLogic(level, str, args);\n }\n\n [Conditional(\"DEBUG_MESSAGES\"), Conditional(\"DEBUG\")]\n internal static void WriteForce(string str, params object[] args)\n {\n WriteLogic(NetLogLevel.Trace, str, args);\n }\n\n [Conditional(\"DEBUG_MESSAGES\"), Conditional(\"DEBUG\")]\n internal static void WriteForce(NetLogLevel level, string str, params object[] args)\n {\n WriteLogic(level, str, args);\n }\n\n internal static void WriteError(string str, params object[] args)\n {\n WriteLogic(NetLogLevel.Error, str, args);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetDebug.cs.meta", "content": "fileFormatVersion: 2\nguid: 03c9260e78a794a4b8839e0054f491bd\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetManager.cs", "content": "using System;\nusing System.Collections;\nusing System.Collections.Generic;\nusing System.Diagnostics;\nusing System.Net;\nusing System.Net.Sockets;\nusing System.Threading;\nusing LiteNetLib.Layers;\nusing LiteNetLib.Utils;\n\nnamespace LiteNetLib\n{\n public enum IPv6Mode\n {\n Disabled,\n SeparateSocket,\n DualMode\n }\n\n public sealed class NetPacketReader : NetDataReader\n {\n private NetPacket _packet;\n private readonly NetManager _manager;\n private readonly NetEvent _evt;\n\n internal NetPacketReader(NetManager manager, NetEvent evt)\n {\n _manager = manager;\n _evt = evt;\n }\n\n internal void SetSource(NetPacket packet, int headerSize)\n {\n if (packet == null)\n return;\n _packet = packet;\n SetSource(packet.RawData, headerSize, packet.Size);\n }\n\n internal void RecycleInternal()\n {\n Clear();\n if (_packet != null)\n _manager.NetPacketPool.Recycle(_packet);\n _packet = null;\n _manager.RecycleEvent(_evt);\n }\n\n public void Recycle()\n {\n if(_manager.AutoRecycle)\n throw new Exception(\"Recycle called with AutoRecycle enabled\");\n RecycleInternal();\n }\n }\n\n internal sealed class NetEvent\n {\n public NetEvent Next;\n\n public enum EType\n {\n Connect,\n Disconnect,\n Receive,\n ReceiveUnconnected,\n Error,\n ConnectionLatencyUpdated,\n Broadcast,\n ConnectionRequest,\n MessageDelivered\n }\n public EType Type;\n\n public NetPeer Peer;\n public IPEndPoint RemoteEndPoint;\n public object UserData;\n public int Latency;\n public SocketError ErrorCode;\n public DisconnectReason DisconnectReason;\n public ConnectionRequest ConnectionRequest;\n public DeliveryMethod DeliveryMethod;\n public readonly NetPacketReader DataReader;\n\n public NetEvent(NetManager manager)\n {\n DataReader = new NetPacketReader(manager, this);\n }\n }\n\n /// \n /// Main class for all network operations. Can be used as client and/or server.\n /// \n public class NetManager : INetSocketListener, IEnumerable\n {\n private class IPEndPointComparer : IEqualityComparer\n {\n public bool Equals(IPEndPoint x, IPEndPoint y)\n {\n return x.Address.Equals(y.Address) && x.Port == y.Port;\n }\n\n public int GetHashCode(IPEndPoint obj)\n {\n return obj.GetHashCode();\n }\n }\n\n public struct NetPeerEnumerator : IEnumerator\n {\n private readonly NetPeer _initialPeer;\n private NetPeer _p;\n\n public NetPeerEnumerator(NetPeer p)\n {\n _initialPeer = p;\n _p = null;\n }\n\n public void Dispose()\n {\n\n }\n\n public bool MoveNext()\n {\n _p = _p == null ? _initialPeer : _p.NextPeer;\n return _p != null;\n }\n\n public void Reset()\n {\n throw new NotSupportedException();\n }\n\n public NetPeer Current\n {\n get { return _p; }\n }\n\n object IEnumerator.Current\n {\n get { return _p; }\n }\n }\n\n#if DEBUG\n private struct IncomingData\n {\n public byte[] Data;\n public IPEndPoint EndPoint;\n public DateTime TimeWhenGet;\n }\n private readonly List _pingSimulationList = new List(); \n private readonly Random _randomGenerator = new Random();\n private const int MinLatencyThreshold = 5;\n#endif\n\n private readonly NetSocket _socket;\n private Thread _logicThread;\n private readonly AutoResetEvent _updateTriggerEvent = new AutoResetEvent(true);\n\n private readonly Queue _netEventsQueue;\n private NetEvent _netEventPoolHead;\n private readonly INetEventListener _netEventListener;\n private readonly IDeliveryEventListener _deliveryEventListener;\n\n private readonly Dictionary _peersDict;\n private readonly Dictionary _requestsDict;\n private readonly ReaderWriterLockSlim _peersLock;\n private volatile NetPeer _headPeer;\n private volatile int _connectedPeersCount;\n private readonly List _connectedPeerListCache;\n private NetPeer[] _peersArray;\n private readonly PacketLayerBase _extraPacketLayer;\n private int _lastPeerId;\n private readonly Queue _peerIds;\n private byte _channelsCount = 1;\n\n internal readonly NetPacketPool NetPacketPool;\n\n //config section\n /// \n /// Enable messages receiving without connection. (with SendUnconnectedMessage method)\n /// \n public bool UnconnectedMessagesEnabled = false;\n\n /// \n /// Enable nat punch messages\n /// \n public bool NatPunchEnabled = false;\n\n /// \n /// Library logic update and send period in milliseconds\n /// \n public int UpdateTime = 15;\n\n /// \n /// Interval for latency detection and checking connection\n /// \n public int PingInterval = 1000;\n\n /// \n /// If NetManager doesn't receive any packet from remote peer during this time then connection will be closed\n /// (including library internal keepalive packets)\n /// \n public int DisconnectTimeout = 5000;\n\n /// \n /// Simulate packet loss by dropping random amount of packets. (Works only in DEBUG mode)\n /// \n public bool SimulatePacketLoss = false;\n\n /// \n /// Simulate latency by holding packets for random time. (Works only in DEBUG mode)\n /// \n public bool SimulateLatency = false;\n\n /// \n /// Chance of packet loss when simulation enabled. value in percents (1 - 100).\n /// \n public int SimulationPacketLossChance = 10;\n\n /// \n /// Minimum simulated latency\n /// \n public int SimulationMinLatency = 30;\n\n /// \n /// Maximum simulated latency\n /// \n public int SimulationMaxLatency = 100;\n\n /// \n /// Events automatically will be called without PollEvents method from another thread\n /// \n public bool UnsyncedEvents = false;\n\n /// \n /// If true - receive event will be called from \"receive\" thread immediately otherwise on PollEvents call\n /// \n public bool UnsyncedReceiveEvent = false;\n\n /// \n /// If true - delivery event will be called from \"receive\" thread immediately otherwise on PollEvents call\n /// \n public bool UnsyncedDeliveryEvent = false;\n\n /// \n /// Allows receive broadcast packets\n /// \n public bool BroadcastReceiveEnabled = false;\n\n /// \n /// Delay between initial connection attempts\n /// \n public int ReconnectDelay = 500;\n\n /// \n /// Maximum connection attempts before client stops and call disconnect event.\n /// \n public int MaxConnectAttempts = 10;\n\n /// \n /// Enables socket option \"ReuseAddress\" for specific purposes\n /// \n public bool ReuseAddress = false;\n\n /// \n /// Statistics of all connections\n /// \n public readonly NetStatistics Statistics;\n\n /// \n /// Toggles the collection of network statistics for the instance and all known peers\n /// \n public bool EnableStatistics = false;\n\n /// \n /// NatPunchModule for NAT hole punching operations\n /// \n public readonly NatPunchModule NatPunchModule;\n\n /// \n /// Returns true if socket listening and update thread is running\n /// \n public bool IsRunning { get { return _socket.IsRunning; } }\n\n /// \n /// Local EndPoint (host and port)\n /// \n public int LocalPort { get { return _socket.LocalPort; } }\n\n /// \n /// Automatically recycle NetPacketReader after OnReceive event\n /// \n public bool AutoRecycle;\n\n /// \n /// IPv6 support\n /// \n public IPv6Mode IPv6Enabled = IPv6Mode.SeparateSocket;\n\n /// \n /// First peer. Useful for Client mode\n /// \n public NetPeer FirstPeer\n {\n get { return _headPeer; }\n }\n\n /// \n /// QoS channel count per message type (value must be between 1 and 64 channels)\n /// \n public byte ChannelsCount\n {\n get { return _channelsCount; }\n set\n {\n if (value < 1 || value > 64)\n throw new ArgumentException(\"Channels count must be between 1 and 64\");\n _channelsCount = value;\n }\n }\n\n /// \n /// Returns connected peers list (with internal cached list)\n /// \n public List ConnectedPeerList\n {\n get\n {\n GetPeersNonAlloc(_connectedPeerListCache, ConnectionState.Connected);\n return _connectedPeerListCache;\n }\n }\n\n /// \n /// Gets peer by peer id\n /// \n /// id of peer\n /// Peer if peer with id exist, otherwise null\n public NetPeer GetPeerById(int id)\n {\n return _peersArray[id];\n }\n\n /// \n /// Returns connected peers count\n /// \n public int ConnectedPeersCount { get { return _connectedPeersCount; } }\n\n public int ExtraPacketSizeForLayer\n {\n get { return _extraPacketLayer != null ? _extraPacketLayer.ExtraPacketSizeForLayer : 0; }\n }\n\n private bool TryGetPeer(IPEndPoint endPoint, out NetPeer peer)\n {\n _peersLock.EnterReadLock();\n bool result = _peersDict.TryGetValue(endPoint, out peer);\n _peersLock.ExitReadLock();\n return result;\n }\n\n private void AddPeer(NetPeer peer)\n {\n _peersLock.EnterWriteLock();\n if (_headPeer != null)\n {\n peer.NextPeer = _headPeer;\n _headPeer.PrevPeer = peer;\n }\n _headPeer = peer;\n _peersDict.Add(peer.EndPoint, peer);\n if (peer.Id >= _peersArray.Length)\n {\n int newSize = _peersArray.Length * 2;\n while (peer.Id >= newSize)\n newSize *= 2;\n Array.Resize(ref _peersArray, newSize);\n }\n _peersArray[peer.Id] = peer;\n _peersLock.ExitWriteLock();\n }\n\n private void RemovePeer(NetPeer peer)\n {\n _peersLock.EnterWriteLock();\n RemovePeerInternal(peer);\n _peersLock.ExitWriteLock();\n }\n\n private void RemovePeerInternal(NetPeer peer)\n {\n if (!_peersDict.Remove(peer.EndPoint))\n return;\n if (peer == _headPeer)\n _headPeer = peer.NextPeer;\n\n if (peer.PrevPeer != null)\n peer.PrevPeer.NextPeer = peer.NextPeer;\n if (peer.NextPeer != null)\n peer.NextPeer.PrevPeer = peer.PrevPeer;\n peer.PrevPeer = null;\n\n _peersArray[peer.Id] = null;\n lock (_peerIds)\n _peerIds.Enqueue(peer.Id);\n }\n\n /// \n /// NetManager constructor\n /// \n /// Network events listener (also can implement IDeliveryEventListener)\n /// Extra processing of packages, like CRC checksum or encryption. All connected NetManagers must have same layer.\n public NetManager(INetEventListener listener, PacketLayerBase extraPacketLayer = null)\n {\n _socket = new NetSocket(this);\n _netEventListener = listener;\n _deliveryEventListener = listener as IDeliveryEventListener;\n _netEventsQueue = new Queue();\n NetPacketPool = new NetPacketPool();\n NatPunchModule = new NatPunchModule(_socket);\n Statistics = new NetStatistics();\n _connectedPeerListCache = new List();\n _peersDict = new Dictionary(new IPEndPointComparer());\n _requestsDict = new Dictionary(new IPEndPointComparer());\n _peersLock = new ReaderWriterLockSlim(LockRecursionPolicy.NoRecursion);\n _peerIds = new Queue();\n _peersArray = new NetPeer[32];\n _extraPacketLayer = extraPacketLayer;\n }\n\n internal void ConnectionLatencyUpdated(NetPeer fromPeer, int latency)\n {\n CreateEvent(NetEvent.EType.ConnectionLatencyUpdated, fromPeer, latency: latency);\n }\n\n internal void MessageDelivered(NetPeer fromPeer, object userData)\n {\n if(_deliveryEventListener != null)\n CreateEvent(NetEvent.EType.MessageDelivered, fromPeer, userData: userData);\n }\n\n internal int SendRawAndRecycle(NetPacket packet, IPEndPoint remoteEndPoint)\n {\n var result = SendRaw(packet.RawData, 0, packet.Size, remoteEndPoint);\n NetPacketPool.Recycle(packet);\n return result;\n }\n\n internal int SendRaw(NetPacket packet, IPEndPoint remoteEndPoint)\n {\n return SendRaw(packet.RawData, 0, packet.Size, remoteEndPoint);\n }\n\n internal int SendRaw(byte[] message, int start, int length, IPEndPoint remoteEndPoint)\n {\n if (!_socket.IsRunning)\n return 0;\n\n SocketError errorCode = 0;\n int result;\n if (_extraPacketLayer != null)\n {\n var expandedPacket = NetPacketPool.GetPacket(length + _extraPacketLayer.ExtraPacketSizeForLayer);\n Buffer.BlockCopy(message, start, expandedPacket.RawData, 0, length);\n int newStart = 0;\n _extraPacketLayer.ProcessOutBoundPacket(remoteEndPoint, ref expandedPacket.RawData, ref newStart, ref length);\n result = _socket.SendTo(expandedPacket.RawData, newStart, length, remoteEndPoint, ref errorCode);\n NetPacketPool.Recycle(expandedPacket);\n }\n else\n {\n result = _socket.SendTo(message, start, length, remoteEndPoint, ref errorCode);\n }\n\n NetPeer fromPeer;\n switch (errorCode)\n {\n case SocketError.MessageSize:\n NetDebug.Write(NetLogLevel.Trace, \"[SRD] 10040, datalen: {0}\", length);\n return -1;\n case SocketError.HostUnreachable:\n if (TryGetPeer(remoteEndPoint, out fromPeer))\n DisconnectPeerForce(fromPeer, DisconnectReason.HostUnreachable, errorCode, null);\n CreateEvent(NetEvent.EType.Error, remoteEndPoint: remoteEndPoint, errorCode: errorCode);\n return -1;\n case SocketError.NetworkUnreachable:\n if (TryGetPeer(remoteEndPoint, out fromPeer))\n DisconnectPeerForce(fromPeer, DisconnectReason.NetworkUnreachable, errorCode, null);\n CreateEvent(NetEvent.EType.Error, remoteEndPoint: remoteEndPoint, errorCode: errorCode);\n return -1;\n }\n if (result <= 0)\n return 0;\n\n if (EnableStatistics)\n {\n Statistics.IncrementPacketsSent();\n Statistics.AddBytesSent(length);\n }\n\n return result;\n }\n\n internal void DisconnectPeerForce(NetPeer peer,\n DisconnectReason reason,\n SocketError socketErrorCode,\n NetPacket eventData)\n {\n DisconnectPeer(peer, reason, socketErrorCode, true, null, 0, 0, eventData);\n }\n\n private void DisconnectPeer(\n NetPeer peer, \n DisconnectReason reason,\n SocketError socketErrorCode, \n bool force,\n byte[] data,\n int start,\n int count,\n NetPacket eventData)\n {\n var shutdownResult = peer.Shutdown(data, start, count, force);\n if (shutdownResult == ShutdownResult.None)\n return;\n if(shutdownResult == ShutdownResult.WasConnected)\n Interlocked.Decrement(ref _connectedPeersCount);\n Thread.MemoryBarrier();\n CreateEvent(\n NetEvent.EType.Disconnect,\n peer,\n errorCode: socketErrorCode,\n disconnectReason: reason,\n readerSource: eventData);\n }\n\n private void CreateEvent(\n NetEvent.EType type,\n NetPeer peer = null,\n IPEndPoint remoteEndPoint = null,\n SocketError errorCode = 0,\n int latency = 0,\n DisconnectReason disconnectReason = DisconnectReason.ConnectionFailed,\n ConnectionRequest connectionRequest = null,\n DeliveryMethod deliveryMethod = DeliveryMethod.Unreliable,\n NetPacket readerSource = null,\n object userData = null)\n {\n NetEvent evt;\n bool unsyncEvent = UnsyncedEvents;\n \n if (type == NetEvent.EType.Connect)\n Interlocked.Increment(ref _connectedPeersCount);\n else if (type == NetEvent.EType.MessageDelivered)\n unsyncEvent = UnsyncedDeliveryEvent;\n\n do\n {\n evt = _netEventPoolHead;\n if (evt == null)\n {\n evt = new NetEvent(this);\n break;\n }\n } while (evt != Interlocked.CompareExchange(ref _netEventPoolHead, evt.Next, evt));\n\n evt.Type = type;\n evt.DataReader.SetSource(readerSource, readerSource == null ? 0 : readerSource.GetHeaderSize());\n evt.Peer = peer;\n evt.RemoteEndPoint = remoteEndPoint;\n evt.Latency = latency;\n evt.ErrorCode = errorCode;\n evt.DisconnectReason = disconnectReason;\n evt.ConnectionRequest = connectionRequest;\n evt.DeliveryMethod = deliveryMethod;\n evt.UserData = userData;\n\n if (unsyncEvent)\n {\n ProcessEvent(evt);\n }\n else\n {\n lock (_netEventsQueue)\n _netEventsQueue.Enqueue(evt);\n }\n }\n\n private void ProcessEvent(NetEvent evt)\n {\n NetDebug.Write(\"[NM] Processing event: \" + evt.Type);\n bool emptyData = evt.DataReader.IsNull;\n switch (evt.Type)\n {\n case NetEvent.EType.Connect:\n _netEventListener.OnPeerConnected(evt.Peer);\n break;\n case NetEvent.EType.Disconnect:\n var info = new DisconnectInfo\n {\n Reason = evt.DisconnectReason,\n AdditionalData = evt.DataReader,\n SocketErrorCode = evt.ErrorCode\n };\n _netEventListener.OnPeerDisconnected(evt.Peer, info);\n break;\n case NetEvent.EType.Receive:\n _netEventListener.OnNetworkReceive(evt.Peer, evt.DataReader, evt.DeliveryMethod);\n break;\n case NetEvent.EType.ReceiveUnconnected:\n _netEventListener.OnNetworkReceiveUnconnected(evt.RemoteEndPoint, evt.DataReader, UnconnectedMessageType.BasicMessage);\n break;\n case NetEvent.EType.Broadcast:\n _netEventListener.OnNetworkReceiveUnconnected(evt.RemoteEndPoint, evt.DataReader, UnconnectedMessageType.Broadcast);\n break;\n case NetEvent.EType.Error:\n _netEventListener.OnNetworkError(evt.RemoteEndPoint, evt.ErrorCode);\n break;\n case NetEvent.EType.ConnectionLatencyUpdated:\n _netEventListener.OnNetworkLatencyUpdate(evt.Peer, evt.Latency);\n break;\n case NetEvent.EType.ConnectionRequest:\n _netEventListener.OnConnectionRequest(evt.ConnectionRequest);\n break;\n case NetEvent.EType.MessageDelivered:\n _deliveryEventListener.OnMessageDelivered(evt.Peer, evt.UserData);\n break;\n }\n //Recycle if not message\n if (emptyData)\n RecycleEvent(evt);\n else if (AutoRecycle)\n evt.DataReader.RecycleInternal();\n }\n\n internal void RecycleEvent(NetEvent evt)\n {\n evt.Peer = null;\n evt.ErrorCode = 0;\n evt.RemoteEndPoint = null;\n evt.ConnectionRequest = null;\n do\n {\n evt.Next = _netEventPoolHead;\n } while (evt.Next != Interlocked.CompareExchange(ref _netEventPoolHead, evt, evt.Next));\n }\n\n //Update function\n private void UpdateLogic()\n {\n var peersToRemove = new List();\n var stopwatch = new Stopwatch();\n stopwatch.Start();\n\n while (_socket.IsRunning)\n {\n#if DEBUG\n if (SimulateLatency)\n {\n var time = DateTime.UtcNow;\n lock (_pingSimulationList)\n {\n for (int i = 0; i < _pingSimulationList.Count; i++)\n {\n var incomingData = _pingSimulationList[i];\n if (incomingData.TimeWhenGet <= time)\n {\n DataReceived(incomingData.Data, incomingData.Data.Length, incomingData.EndPoint);\n _pingSimulationList.RemoveAt(i);\n i--;\n }\n }\n }\n }\n#endif\n\n int elapsed = (int)stopwatch.ElapsedMilliseconds;\n elapsed = elapsed <= 0 ? 1 : elapsed;\n stopwatch.Reset();\n stopwatch.Start();\n\n for (var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n {\n if (netPeer.ConnectionState == ConnectionState.Disconnected && netPeer.TimeSinceLastPacket > DisconnectTimeout)\n {\n peersToRemove.Add(netPeer);\n }\n else\n {\n netPeer.Update(elapsed);\n }\n }\n if (peersToRemove.Count > 0)\n {\n _peersLock.EnterWriteLock();\n for (int i = 0; i < peersToRemove.Count; i++)\n RemovePeerInternal(peersToRemove[i]);\n _peersLock.ExitWriteLock();\n peersToRemove.Clear();\n }\n\n int sleepTime = UpdateTime - (int)stopwatch.ElapsedMilliseconds;\n if (sleepTime > 0)\n _updateTriggerEvent.WaitOne(sleepTime);\n }\n stopwatch.Stop();\n }\n \n void INetSocketListener.OnMessageReceived(byte[] data, int length, SocketError errorCode, IPEndPoint remoteEndPoint)\n {\n if (errorCode != 0)\n {\n CreateEvent(NetEvent.EType.Error, errorCode: errorCode);\n NetDebug.WriteError(\"[NM] Receive error: {0}\", errorCode);\n return;\n }\n#if DEBUG\n if (SimulatePacketLoss && _randomGenerator.NextDouble() * 100 < SimulationPacketLossChance)\n {\n //drop packet\n return;\n }\n if (SimulateLatency)\n {\n int latency = _randomGenerator.Next(SimulationMinLatency, SimulationMaxLatency);\n if (latency > MinLatencyThreshold)\n {\n byte[] holdedData = new byte[length];\n Buffer.BlockCopy(data, 0, holdedData, 0, length);\n\n lock (_pingSimulationList)\n {\n _pingSimulationList.Add(new IncomingData\n {\n Data = holdedData,\n EndPoint = remoteEndPoint,\n TimeWhenGet = DateTime.UtcNow.AddMilliseconds(latency)\n });\n }\n //hold packet\n return;\n }\n }\n#endif\n try\n {\n //ProcessEvents\n DataReceived(data, length, remoteEndPoint);\n }\n catch(Exception e)\n {\n //protects socket receive thread\n NetDebug.WriteError(\"[NM] SocketReceiveThread error: \" + e );\n }\n }\n\n internal NetPeer OnConnectionSolved(ConnectionRequest request, byte[] rejectData, int start, int length)\n {\n NetPeer netPeer = null;\n\n if (request.Result == ConnectionRequestResult.RejectForce)\n {\n NetDebug.Write(NetLogLevel.Trace, \"[NM] Peer connect reject force.\");\n if (rejectData != null && length > 0)\n {\n var shutdownPacket = NetPacketPool.GetWithProperty(PacketProperty.Disconnect, length);\n shutdownPacket.ConnectionNumber = request.ConnectionNumber;\n FastBitConverter.GetBytes(shutdownPacket.RawData, 1, request.ConnectionTime);\n if (shutdownPacket.Size >= NetConstants.PossibleMtu[0])\n NetDebug.WriteError(\"[Peer] Disconnect additional data size more than MTU!\");\n else\n Buffer.BlockCopy(rejectData, start, shutdownPacket.RawData, 9, length);\n SendRawAndRecycle(shutdownPacket, request.RemoteEndPoint);\n }\n }\n else\n {\n _peersLock.EnterUpgradeableReadLock();\n if (_peersDict.TryGetValue(request.RemoteEndPoint, out netPeer))\n {\n //already have peer\n _peersLock.ExitUpgradeableReadLock();\n }\n else if (request.Result == ConnectionRequestResult.Reject)\n {\n netPeer = new NetPeer(this, request.RemoteEndPoint, GetNextPeerId());\n netPeer.Reject(request.ConnectionTime, request.ConnectionNumber, rejectData, start, length);\n AddPeer(netPeer);\n _peersLock.ExitUpgradeableReadLock();\n NetDebug.Write(NetLogLevel.Trace, \"[NM] Peer connect reject.\");\n }\n else //Accept\n {\n netPeer = new NetPeer(this, request.RemoteEndPoint, GetNextPeerId(), request.ConnectionTime, request.ConnectionNumber);\n AddPeer(netPeer);\n _peersLock.ExitUpgradeableReadLock();\n CreateEvent(NetEvent.EType.Connect, netPeer);\n NetDebug.Write(NetLogLevel.Trace, \"[NM] Received peer connection Id: {0}, EP: {1}\",\n netPeer.ConnectTime, netPeer.EndPoint);\n }\n }\n\n lock(_requestsDict)\n _requestsDict.Remove(request.RemoteEndPoint);\n\n return netPeer;\n }\n\n private int GetNextPeerId()\n {\n lock (_peerIds)\n return _peerIds.Count == 0 ? _lastPeerId++ : _peerIds.Dequeue();\n }\n\n private void ProcessConnectRequest(\n IPEndPoint remoteEndPoint, \n NetPeer netPeer, \n NetConnectRequestPacket connRequest)\n {\n byte connectionNumber = connRequest.ConnectionNumber;\n ConnectionRequest req;\n\n //if we have peer\n if (netPeer != null)\n {\n var processResult = netPeer.ProcessConnectRequest(connRequest);\n NetDebug.Write(\"ConnectRequest LastId: {0}, NewId: {1}, EP: {2}, Result: {3}\", \n netPeer.ConnectTime, \n connRequest.ConnectionTime, \n remoteEndPoint,\n processResult);\n\n switch (processResult)\n {\n case ConnectRequestResult.Reconnection:\n DisconnectPeerForce(netPeer, DisconnectReason.Reconnect, 0, null);\n RemovePeer(netPeer);\n //go to new connection\n break;\n case ConnectRequestResult.NewConnection:\n RemovePeer(netPeer);\n //go to new connection\n break;\n case ConnectRequestResult.P2PLose:\n DisconnectPeerForce(netPeer, DisconnectReason.PeerToPeerConnection, 0, null);\n RemovePeer(netPeer);\n //go to new connection\n break;\n default:\n //no operations needed\n return;\n }\n //ConnectRequestResult.NewConnection\n //Set next connection number\n if(processResult != ConnectRequestResult.P2PLose)\n connectionNumber = (byte)((netPeer.ConnectionNum + 1) % NetConstants.MaxConnectionNumber);\n //To reconnect peer\n }\n else\n {\n NetDebug.Write(\"ConnectRequest Id: {0}, EP: {1}\", connRequest.ConnectionTime, remoteEndPoint);\n }\n\n lock (_requestsDict)\n {\n if (_requestsDict.TryGetValue(remoteEndPoint, out req))\n {\n req.UpdateRequest(connRequest);\n return;\n }\n req = new ConnectionRequest(\n connRequest.ConnectionTime,\n connectionNumber,\n connRequest.Data,\n remoteEndPoint,\n this);\n _requestsDict.Add(remoteEndPoint, req);\n }\n NetDebug.Write(\"[NM] Creating request event: \" + connRequest.ConnectionTime);\n CreateEvent(NetEvent.EType.ConnectionRequest, connectionRequest: req);\n }\n\n private void DataReceived(byte[] reusableBuffer, int count, IPEndPoint remoteEndPoint)\n {\n if (EnableStatistics)\n {\n Statistics.IncrementPacketsReceived();\n Statistics.AddBytesReceived(count);\n }\n\n int start = 0;\n if (_extraPacketLayer != null)\n {\n _extraPacketLayer.ProcessInboundPacket(remoteEndPoint, ref reusableBuffer, ref start, ref count);\n if (count == 0)\n return;\n }\n\n //empty packet\n if (reusableBuffer[start] == (byte) PacketProperty.Empty)\n return;\n\n //Try read packet\n NetPacket packet = NetPacketPool.GetPacket(count);\n if (!packet.FromBytes(reusableBuffer, start, count))\n {\n NetPacketPool.Recycle(packet);\n NetDebug.WriteError(\"[NM] DataReceived: bad!\");\n return;\n }\n\n switch (packet.Property)\n {\n //special case connect request\n case PacketProperty.ConnectRequest:\n if (NetConnectRequestPacket.GetProtocolId(packet) != NetConstants.ProtocolId)\n {\n SendRawAndRecycle(NetPacketPool.GetWithProperty(PacketProperty.InvalidProtocol), remoteEndPoint);\n return;\n }\n break;\n //unconnected messages\n case PacketProperty.Broadcast:\n if (!BroadcastReceiveEnabled)\n return;\n CreateEvent(NetEvent.EType.Broadcast, remoteEndPoint: remoteEndPoint, readerSource: packet);\n return;\n case PacketProperty.UnconnectedMessage:\n if (!UnconnectedMessagesEnabled)\n return;\n CreateEvent(NetEvent.EType.ReceiveUnconnected, remoteEndPoint: remoteEndPoint, readerSource: packet);\n return;\n case PacketProperty.NatMessage:\n if (NatPunchEnabled)\n NatPunchModule.ProcessMessage(remoteEndPoint, packet);\n return;\n }\n\n //Check normal packets\n NetPeer netPeer;\n _peersLock.EnterReadLock();\n bool peerFound = _peersDict.TryGetValue(remoteEndPoint, out netPeer);\n _peersLock.ExitReadLock();\n \n switch (packet.Property)\n {\n case PacketProperty.ConnectRequest:\n var connRequest = NetConnectRequestPacket.FromData(packet);\n if (connRequest != null)\n ProcessConnectRequest(remoteEndPoint, netPeer, connRequest);\n break;\n case PacketProperty.PeerNotFound:\n if (peerFound)\n {\n if (netPeer.ConnectionState != ConnectionState.Connected)\n return;\n if (packet.Size == 1) \n {\n //first reply\n var p = NetPacketPool.GetWithProperty(PacketProperty.PeerNotFound, 9);\n p.RawData[1] = 0;\n FastBitConverter.GetBytes(p.RawData, 2, netPeer.ConnectTime);\n SendRawAndRecycle(p, remoteEndPoint);\n NetDebug.Write(\"PeerNotFound sending connectTime: {0}\", netPeer.ConnectTime);\n }\n else if (packet.Size == 10 && packet.RawData[1] == 1 && BitConverter.ToInt64(packet.RawData, 2) == netPeer.ConnectTime) \n {\n //second reply\n NetDebug.Write(\"PeerNotFound received our connectTime: {0}\", netPeer.ConnectTime);\n DisconnectPeerForce(netPeer, DisconnectReason.RemoteConnectionClose, 0, null);\n }\n }\n else if (packet.Size == 10 && packet.RawData[1] == 0)\n {\n //send reply back\n packet.RawData[1] = 1;\n SendRawAndRecycle(packet, remoteEndPoint);\n }\n break;\n case PacketProperty.InvalidProtocol:\n if (peerFound && netPeer.ConnectionState == ConnectionState.Outgoing)\n DisconnectPeerForce(netPeer, DisconnectReason.InvalidProtocol, 0, null);\n break;\n case PacketProperty.Disconnect:\n if (peerFound)\n {\n var disconnectResult = netPeer.ProcessDisconnect(packet);\n if (disconnectResult == DisconnectResult.None)\n {\n NetPacketPool.Recycle(packet);\n return;\n }\n DisconnectPeerForce(\n netPeer, \n disconnectResult == DisconnectResult.Disconnect\n ? DisconnectReason.RemoteConnectionClose\n : DisconnectReason.ConnectionRejected,\n 0, packet);\n }\n else\n {\n NetPacketPool.Recycle(packet);\n }\n //Send shutdown\n SendRawAndRecycle(NetPacketPool.GetWithProperty(PacketProperty.ShutdownOk), remoteEndPoint);\n break;\n case PacketProperty.ConnectAccept:\n if (!peerFound)\n return;\n var connAccept = NetConnectAcceptPacket.FromData(packet);\n if (connAccept != null && netPeer.ProcessConnectAccept(connAccept))\n CreateEvent(NetEvent.EType.Connect, netPeer);\n break;\n default:\n if(peerFound)\n netPeer.ProcessPacket(packet);\n else\n SendRawAndRecycle(NetPacketPool.GetWithProperty(PacketProperty.PeerNotFound), remoteEndPoint);\n break;\n }\n }\n\n internal void CreateReceiveEvent(NetPacket packet, DeliveryMethod method, int headerSize, NetPeer fromPeer)\n {\n NetEvent evt;\n do\n {\n evt = _netEventPoolHead;\n if (evt == null)\n {\n evt = new NetEvent(this);\n break;\n }\n } while (evt != Interlocked.CompareExchange(ref _netEventPoolHead, evt.Next, evt));\n evt.Type = NetEvent.EType.Receive;\n evt.DataReader.SetSource(packet, headerSize);\n evt.Peer = fromPeer;\n evt.DeliveryMethod = method;\n if (UnsyncedEvents || UnsyncedReceiveEvent)\n {\n ProcessEvent(evt);\n }\n else\n {\n lock (_netEventsQueue)\n _netEventsQueue.Enqueue(evt);\n }\n }\n\n /// \n /// Send data to all connected peers (channel - 0)\n /// \n /// DataWriter with data\n /// Send options (reliable, unreliable, etc.)\n public void SendToAll(NetDataWriter writer, DeliveryMethod options)\n {\n SendToAll(writer.Data, 0, writer.Length, options);\n }\n\n /// \n /// Send data to all connected peers (channel - 0)\n /// \n /// Data\n /// Send options (reliable, unreliable, etc.)\n public void SendToAll(byte[] data, DeliveryMethod options)\n {\n SendToAll(data, 0, data.Length, options);\n }\n\n /// \n /// Send data to all connected peers (channel - 0)\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Send options (reliable, unreliable, etc.)\n public void SendToAll(byte[] data, int start, int length, DeliveryMethod options)\n {\n SendToAll(data, start, length, 0, options);\n }\n\n /// \n /// Send data to all connected peers\n /// \n /// DataWriter with data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n public void SendToAll(NetDataWriter writer, byte channelNumber, DeliveryMethod options)\n {\n SendToAll(writer.Data, 0, writer.Length, channelNumber, options);\n }\n\n /// \n /// Send data to all connected peers\n /// \n /// Data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n public void SendToAll(byte[] data, byte channelNumber, DeliveryMethod options)\n {\n SendToAll(data, 0, data.Length, channelNumber, options);\n }\n\n /// \n /// Send data to all connected peers\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n public void SendToAll(byte[] data, int start, int length, byte channelNumber, DeliveryMethod options)\n {\n try\n {\n _peersLock.EnterReadLock();\n for (var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n netPeer.Send(data, start, length, channelNumber, options);\n }\n finally\n {\n _peersLock.ExitReadLock();\n }\n }\n\n /// \n /// Send data to all connected peers (channel - 0)\n /// \n /// DataWriter with data\n /// Send options (reliable, unreliable, etc.)\n /// Excluded peer\n public void SendToAll(NetDataWriter writer, DeliveryMethod options, NetPeer excludePeer)\n {\n SendToAll(writer.Data, 0, writer.Length, 0, options, excludePeer);\n }\n\n /// \n /// Send data to all connected peers (channel - 0)\n /// \n /// Data\n /// Send options (reliable, unreliable, etc.)\n /// Excluded peer\n public void SendToAll(byte[] data, DeliveryMethod options, NetPeer excludePeer)\n {\n SendToAll(data, 0, data.Length, 0, options, excludePeer);\n }\n\n /// \n /// Send data to all connected peers (channel - 0)\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Send options (reliable, unreliable, etc.)\n /// Excluded peer\n public void SendToAll(byte[] data, int start, int length, DeliveryMethod options, NetPeer excludePeer)\n {\n SendToAll(data, start, length, 0, options, excludePeer);\n }\n\n /// \n /// Send data to all connected peers\n /// \n /// DataWriter with data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n /// Excluded peer\n public void SendToAll(NetDataWriter writer, byte channelNumber, DeliveryMethod options, NetPeer excludePeer)\n {\n SendToAll(writer.Data, 0, writer.Length, channelNumber, options, excludePeer);\n }\n\n /// \n /// Send data to all connected peers\n /// \n /// Data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n /// Excluded peer\n public void SendToAll(byte[] data, byte channelNumber, DeliveryMethod options, NetPeer excludePeer)\n {\n SendToAll(data, 0, data.Length, channelNumber, options, excludePeer);\n }\n\n\n /// \n /// Send data to all connected peers\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n /// Excluded peer\n public void SendToAll(byte[] data, int start, int length, byte channelNumber, DeliveryMethod options, NetPeer excludePeer)\n {\n try\n {\n _peersLock.EnterReadLock();\n for (var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n {\n if (netPeer != excludePeer)\n netPeer.Send(data, start, length, channelNumber, options);\n }\n }\n finally\n {\n _peersLock.ExitReadLock();\n }\n }\n\n /// \n /// Start logic thread and listening on available port\n /// \n public bool Start()\n {\n return Start(0);\n }\n\n /// \n /// Start logic thread and listening on selected port\n /// \n /// bind to specific ipv4 address\n /// bind to specific ipv6 address\n /// port to listen\n public bool Start(IPAddress addressIPv4, IPAddress addressIPv6, int port)\n {\n if (!_socket.Bind(addressIPv4, addressIPv6, port, ReuseAddress, IPv6Enabled))\n return false;\n _logicThread = new Thread(UpdateLogic) { Name = \"LogicThread\", IsBackground = true };\n _logicThread.Start();\n return true;\n }\n\n /// \n /// Start logic thread and listening on selected port\n /// \n /// bind to specific ipv4 address\n /// bind to specific ipv6 address\n /// port to listen\n public bool Start(string addressIPv4, string addressIPv6, int port)\n {\n IPAddress ipv4 = NetUtils.ResolveAddress(addressIPv4);\n IPAddress ipv6 = NetUtils.ResolveAddress(addressIPv6);\n return Start(ipv4, ipv6, port);\n }\n\n /// \n /// Start logic thread and listening on selected port\n /// \n /// port to listen\n public bool Start(int port)\n {\n return Start(IPAddress.Any, IPAddress.IPv6Any, port);\n }\n\n /// \n /// Send message without connection\n /// \n /// Raw data\n /// Packet destination\n /// Operation result\n public bool SendUnconnectedMessage(byte[] message, IPEndPoint remoteEndPoint)\n {\n return SendUnconnectedMessage(message, 0, message.Length, remoteEndPoint);\n }\n\n /// \n /// Send message without connection\n /// \n /// Data serializer\n /// Packet destination\n /// Operation result\n public bool SendUnconnectedMessage(NetDataWriter writer, IPEndPoint remoteEndPoint)\n {\n return SendUnconnectedMessage(writer.Data, 0, writer.Length, remoteEndPoint);\n }\n\n /// \n /// Send message without connection\n /// \n /// Raw data\n /// data start\n /// data length\n /// Packet destination\n /// Operation result\n public bool SendUnconnectedMessage(byte[] message, int start, int length, IPEndPoint remoteEndPoint)\n {\n //No need for CRC here, SendRaw does that\n NetPacket packet = NetPacketPool.GetWithData(PacketProperty.UnconnectedMessage, message, start, length);\n return SendRawAndRecycle(packet, remoteEndPoint) > 0;\n }\n\n public bool SendBroadcast(NetDataWriter writer, int port)\n {\n return SendBroadcast(writer.Data, 0, writer.Length, port);\n }\n\n public bool SendBroadcast(byte[] data, int port)\n {\n return SendBroadcast(data, 0, data.Length, port);\n }\n\n public bool SendBroadcast(byte[] data, int start, int length, int port)\n {\n NetPacket packet;\n if (_extraPacketLayer != null)\n {\n var headerSize = NetPacket.GetHeaderSize(PacketProperty.Broadcast);\n packet = NetPacketPool.GetPacket(headerSize + length + _extraPacketLayer.ExtraPacketSizeForLayer);\n packet.Property = PacketProperty.Broadcast;\n Buffer.BlockCopy(data, start, packet.RawData, headerSize, length);\n var checksumComputeStart = 0;\n int preCrcLength = length + headerSize;\n _extraPacketLayer.ProcessOutBoundPacket(null, ref packet.RawData, ref checksumComputeStart, ref preCrcLength);\n }\n else\n {\n packet = NetPacketPool.GetWithData(PacketProperty.Broadcast, data, start, length);\n }\n\n bool result = _socket.SendBroadcast(packet.RawData, 0, packet.Size, port);\n NetPacketPool.Recycle(packet);\n return result;\n }\n\n /// \n /// Triggers update and send logic immediately (works asynchronously)\n /// \n public void TriggerUpdate()\n {\n _updateTriggerEvent.Set();\n }\n\n /// \n /// Receive all pending events. Call this in game update code\n /// \n public void PollEvents()\n {\n if (UnsyncedEvents)\n return;\n int eventsCount;\n lock (_netEventsQueue)\n eventsCount = _netEventsQueue.Count;\n for(int i = 0; i < eventsCount; i++)\n {\n NetEvent evt;\n lock (_netEventsQueue)\n evt = _netEventsQueue.Dequeue();\n ProcessEvent(evt);\n }\n }\n\n /// \n /// Connect to remote host\n /// \n /// Server IP or hostname\n /// Server Port\n /// Connection key\n /// New NetPeer if new connection, Old NetPeer if already connected, null peer if there is ConnectionRequest awaiting\n /// Manager is not running. Call \n public NetPeer Connect(string address, int port, string key)\n {\n return Connect(address, port, NetDataWriter.FromString(key));\n }\n\n /// \n /// Connect to remote host\n /// \n /// Server IP or hostname\n /// Server Port\n /// Additional data for remote peer\n /// New NetPeer if new connection, Old NetPeer if already connected, null peer if there is ConnectionRequest awaiting\n /// Manager is not running. Call \n public NetPeer Connect(string address, int port, NetDataWriter connectionData)\n {\n IPEndPoint ep;\n try\n {\n ep = NetUtils.MakeEndPoint(address, port);\n }\n catch\n {\n CreateEvent(NetEvent.EType.Disconnect, disconnectReason: DisconnectReason.UnknownHost);\n return null;\n }\n return Connect(ep, connectionData);\n }\n\n /// \n /// Connect to remote host\n /// \n /// Server end point (ip and port)\n /// Connection key\n /// New NetPeer if new connection, Old NetPeer if already connected, null peer if there is ConnectionRequest awaiting\n /// Manager is not running. Call \n public NetPeer Connect(IPEndPoint target, string key)\n {\n return Connect(target, NetDataWriter.FromString(key));\n }\n\n /// \n /// Connect to remote host\n /// \n /// Server end point (ip and port)\n /// Additional data for remote peer\n /// New NetPeer if new connection, Old NetPeer if already connected, null peer if there is ConnectionRequest awaiting\n /// Manager is not running. Call \n public NetPeer Connect(IPEndPoint target, NetDataWriter connectionData)\n {\n if (!_socket.IsRunning)\n throw new InvalidOperationException(\"Client is not running\");\n\n NetPeer peer;\n byte connectionNumber = 0;\n\n lock(_requestsDict)\n {\n if (_requestsDict.ContainsKey(target))\n return null;\n }\n\n _peersLock.EnterUpgradeableReadLock();\n if (_peersDict.TryGetValue(target, out peer))\n {\n switch (peer.ConnectionState)\n {\n //just return already connected peer\n case ConnectionState.Connected:\n case ConnectionState.Outgoing:\n _peersLock.ExitUpgradeableReadLock();\n return peer;\n }\n //else reconnect\n connectionNumber = (byte)((peer.ConnectionNum + 1) % NetConstants.MaxConnectionNumber);\n RemovePeer(peer);\n }\n\n //Create reliable connection\n //And send connection request\n peer = new NetPeer(this, target, GetNextPeerId(), connectionNumber, connectionData);\n AddPeer(peer);\n _peersLock.ExitUpgradeableReadLock();\n\n return peer;\n }\n\n /// \n /// Force closes connection and stop all threads.\n /// \n public void Stop()\n {\n Stop(true);\n }\n\n /// \n /// Force closes connection and stop all threads.\n /// \n /// Send disconnect messages\n public void Stop(bool sendDisconnectMessages)\n {\n if (!_socket.IsRunning)\n return;\n NetDebug.Write(\"[NM] Stop\");\n\n //Send last disconnect\n for(var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n netPeer.Shutdown(null, 0, 0, !sendDisconnectMessages);\n\n //Stop\n _socket.Close(false);\n _updateTriggerEvent.Set();\n _logicThread.Join();\n _logicThread = null;\n\n //clear peers\n _peersLock.EnterWriteLock();\n _headPeer = null;\n _peersDict.Clear();\n _peersArray = new NetPeer[32];\n _peersLock.ExitWriteLock();\n lock(_peerIds)\n _peerIds.Clear();\n#if DEBUG\n lock (_pingSimulationList)\n _pingSimulationList.Clear();\n#endif\n _connectedPeersCount = 0;\n lock(_netEventsQueue)\n _netEventsQueue.Clear();\n }\n\n /// \n /// Return peers count with connection state\n /// \n /// peer connection state (you can use as bit flags)\n /// peers count\n public int GetPeersCount(ConnectionState peerState)\n {\n int count = 0;\n _peersLock.EnterReadLock();\n for (var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n {\n if ((netPeer.ConnectionState & peerState) != 0)\n count++;\n }\n _peersLock.ExitReadLock();\n return count;\n }\n\n /// \n /// Get copy of peers (without allocations)\n /// \n /// List that will contain result\n /// State of peers\n public void GetPeersNonAlloc(List peers, ConnectionState peerState)\n {\n peers.Clear();\n _peersLock.EnterReadLock();\n for (var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n {\n if ((netPeer.ConnectionState & peerState) != 0)\n peers.Add(netPeer);\n }\n _peersLock.ExitReadLock();\n }\n\n /// \n /// Disconnect all peers without any additional data\n /// \n public void DisconnectAll()\n {\n DisconnectAll(null, 0, 0);\n }\n\n /// \n /// Disconnect all peers with shutdown message\n /// \n /// Data to send (must be less or equal MTU)\n /// Data start\n /// Data count\n public void DisconnectAll(byte[] data, int start, int count)\n {\n //Send disconnect packets\n _peersLock.EnterReadLock();\n for (var netPeer = _headPeer; netPeer != null; netPeer = netPeer.NextPeer)\n {\n DisconnectPeer(\n netPeer, \n DisconnectReason.DisconnectPeerCalled, \n 0, \n false,\n data, \n start, \n count,\n null);\n }\n _peersLock.ExitReadLock();\n }\n\n /// \n /// Immediately disconnect peer from server without additional data\n /// \n /// peer to disconnect\n public void DisconnectPeerForce(NetPeer peer)\n {\n DisconnectPeerForce(peer, DisconnectReason.DisconnectPeerCalled, 0, null);\n }\n\n /// \n /// Disconnect peer from server\n /// \n /// peer to disconnect\n public void DisconnectPeer(NetPeer peer)\n {\n DisconnectPeer(peer, null, 0, 0);\n }\n\n /// \n /// Disconnect peer from server and send additional data (Size must be less or equal MTU - 8)\n /// \n /// peer to disconnect\n /// additional data\n public void DisconnectPeer(NetPeer peer, byte[] data)\n {\n DisconnectPeer(peer, data, 0, data.Length);\n }\n\n /// \n /// Disconnect peer from server and send additional data (Size must be less or equal MTU - 8)\n /// \n /// peer to disconnect\n /// additional data\n public void DisconnectPeer(NetPeer peer, NetDataWriter writer)\n {\n DisconnectPeer(peer, writer.Data, 0, writer.Length);\n }\n\n /// \n /// Disconnect peer from server and send additional data (Size must be less or equal MTU - 8)\n /// \n /// peer to disconnect\n /// additional data\n /// data start\n /// data length\n public void DisconnectPeer(NetPeer peer, byte[] data, int start, int count)\n {\n DisconnectPeer(\n peer, \n DisconnectReason.DisconnectPeerCalled, \n 0, \n false,\n data, \n start, \n count,\n null);\n }\n\n public NetPeerEnumerator GetEnumerator()\n {\n return new NetPeerEnumerator(_headPeer);\n }\n\n IEnumerator IEnumerable.GetEnumerator()\n {\n return new NetPeerEnumerator(_headPeer);\n }\n\n IEnumerator IEnumerable.GetEnumerator()\n {\n return new NetPeerEnumerator(_headPeer);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetManager.cs.meta", "content": "fileFormatVersion: 2\nguid: 58e96e53edef5bc4ea934b50d4d4c8ba\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetPacket.cs", "content": "using System;\nusing System.Net;\nusing LiteNetLib.Utils;\n\nnamespace LiteNetLib\n{\n internal enum PacketProperty : byte\n {\n Unreliable,\n Channeled,\n Ack,\n Ping,\n Pong,\n ConnectRequest,\n ConnectAccept,\n Disconnect,\n UnconnectedMessage,\n MtuCheck,\n MtuOk,\n Broadcast,\n Merged,\n ShutdownOk,\n PeerNotFound,\n InvalidProtocol,\n NatMessage,\n Empty\n }\n\n internal sealed class NetPacket\n {\n private static readonly int LastProperty = Enum.GetValues(typeof(PacketProperty)).Length;\n private static readonly int[] HeaderSizes;\n\n static NetPacket()\n {\n HeaderSizes = new int[LastProperty+1];\n for (int i = 0; i < HeaderSizes.Length; i++)\n {\n switch ((PacketProperty)i)\n {\n case PacketProperty.Channeled:\n case PacketProperty.Ack:\n HeaderSizes[i] = NetConstants.ChanneledHeaderSize;\n break;\n case PacketProperty.Ping:\n HeaderSizes[i] = NetConstants.HeaderSize + 2;\n break;\n case PacketProperty.ConnectRequest:\n HeaderSizes[i] = NetConnectRequestPacket.HeaderSize;\n break;\n case PacketProperty.ConnectAccept:\n HeaderSizes[i] = NetConnectAcceptPacket.Size;\n break;\n case PacketProperty.Disconnect:\n HeaderSizes[i] = NetConstants.HeaderSize + 8;\n break;\n case PacketProperty.Pong:\n HeaderSizes[i] = NetConstants.HeaderSize + 10;\n break;\n default:\n HeaderSizes[i] = NetConstants.HeaderSize;\n break;\n }\n }\n }\n\n //Header\n public PacketProperty Property\n {\n get { return (PacketProperty)(RawData[0] & 0x1F); }\n set { RawData[0] = (byte)((RawData[0] & 0xE0) | (byte)value); }\n }\n\n public byte ConnectionNumber\n {\n get { return (byte)((RawData[0] & 0x60) >> 5); }\n set { RawData[0] = (byte) ((RawData[0] & 0x9F) | (value << 5)); }\n }\n\n public ushort Sequence\n {\n get { return BitConverter.ToUInt16(RawData, 1); }\n set { FastBitConverter.GetBytes(RawData, 1, value); }\n }\n\n public bool IsFragmented\n {\n get { return (RawData[0] & 0x80) != 0; }\n }\n\n public void MarkFragmented()\n {\n RawData[0] |= 0x80; //set first bit\n }\n\n public byte ChannelId\n {\n get { return RawData[3]; }\n set { RawData[3] = value; }\n }\n\n public ushort FragmentId\n {\n get { return BitConverter.ToUInt16(RawData, 4); }\n set { FastBitConverter.GetBytes(RawData, 4, value); }\n }\n\n public ushort FragmentPart\n {\n get { return BitConverter.ToUInt16(RawData, 6); }\n set { FastBitConverter.GetBytes(RawData, 6, value); }\n }\n\n public ushort FragmentsTotal\n {\n get { return BitConverter.ToUInt16(RawData, 8); }\n set { FastBitConverter.GetBytes(RawData, 8, value); }\n }\n\n //Data\n public byte[] RawData;\n public int Size;\n\n //Delivery\n public object UserData;\n\n //Pool node\n public NetPacket Next;\n\n public NetPacket(int size)\n {\n RawData = new byte[size];\n Size = size;\n }\n\n public NetPacket(PacketProperty property, int size)\n {\n size += GetHeaderSize(property);\n RawData = new byte[size];\n Property = property;\n Size = size;\n }\n\n public static int GetHeaderSize(PacketProperty property)\n {\n return HeaderSizes[(int)property];\n }\n\n public int GetHeaderSize()\n {\n return HeaderSizes[RawData[0] & 0x1F];\n }\n\n //Packet constructor from byte array\n public bool FromBytes(byte[] data, int start, int packetSize)\n {\n //Reading property\n byte property = (byte)(data[start] & 0x1F);\n bool fragmented = (data[start] & 0x80) != 0;\n int headerSize = HeaderSizes[property];\n\n if (property > LastProperty || packetSize < headerSize ||\n (fragmented && packetSize < headerSize + NetConstants.FragmentHeaderSize) ||\n data.Length < start + packetSize)\n {\n return false;\n }\n\n Buffer.BlockCopy(data, start, RawData, 0, packetSize);\n Size = (ushort)packetSize;\n return true;\n }\n }\n\n internal sealed class NetConnectRequestPacket\n {\n public const int HeaderSize = 14;\n public readonly long ConnectionTime;\n public readonly byte ConnectionNumber;\n public readonly byte[] TargetAddress;\n public readonly NetDataReader Data;\n\n private NetConnectRequestPacket(long connectionTime, byte connectionNumber, byte[] targetAddress, NetDataReader data)\n {\n ConnectionTime = connectionTime;\n ConnectionNumber = connectionNumber;\n TargetAddress = targetAddress;\n Data = data;\n }\n\n public static int GetProtocolId(NetPacket packet)\n {\n return BitConverter.ToInt32(packet.RawData, 1);\n }\n \n public static NetConnectRequestPacket FromData(NetPacket packet)\n {\n if (packet.ConnectionNumber >= NetConstants.MaxConnectionNumber)\n return null;\n\n //Getting new id for peer\n long connectionId = BitConverter.ToInt64(packet.RawData, 5);\n \n //Get target address\n int addrSize = packet.RawData[13];\n if (addrSize != 16 && addrSize != 28)\n return null;\n byte[] addressBytes = new byte[addrSize];\n Buffer.BlockCopy(packet.RawData, 14, addressBytes, 0, addrSize);\n\n // Read data and create request\n var reader = new NetDataReader(null, 0, 0);\n if (packet.Size > HeaderSize+addrSize)\n reader.SetSource(packet.RawData, HeaderSize + addrSize, packet.Size);\n\n return new NetConnectRequestPacket(connectionId, packet.ConnectionNumber, addressBytes, reader);\n }\n\n public static NetPacket Make(NetDataWriter connectData, SocketAddress addressBytes, long connectId)\n {\n //Make initial packet\n var packet = new NetPacket(PacketProperty.ConnectRequest, connectData.Length+addressBytes.Size);\n\n //Add data\n FastBitConverter.GetBytes(packet.RawData, 1, NetConstants.ProtocolId);\n FastBitConverter.GetBytes(packet.RawData, 5, connectId);\n packet.RawData[13] = (byte)addressBytes.Size;\n for (int i = 0; i < addressBytes.Size; i++)\n packet.RawData[14+i] = addressBytes[i];\n Buffer.BlockCopy(connectData.Data, 0, packet.RawData, 14+addressBytes.Size, connectData.Length);\n return packet;\n }\n }\n\n internal sealed class NetConnectAcceptPacket\n {\n public const int Size = 11;\n public readonly long ConnectionId;\n public readonly byte ConnectionNumber;\n public readonly bool IsReusedPeer;\n\n private NetConnectAcceptPacket(long connectionId, byte connectionNumber, bool isReusedPeer)\n {\n ConnectionId = connectionId;\n ConnectionNumber = connectionNumber;\n IsReusedPeer = isReusedPeer;\n }\n\n public static NetConnectAcceptPacket FromData(NetPacket packet)\n {\n if (packet.Size > Size)\n return null;\n\n long connectionId = BitConverter.ToInt64(packet.RawData, 1);\n //check connect num\n byte connectionNumber = packet.RawData[9];\n if (connectionNumber >= NetConstants.MaxConnectionNumber)\n return null;\n //check reused flag\n byte isReused = packet.RawData[10];\n if (isReused > 1)\n return null;\n\n return new NetConnectAcceptPacket(connectionId, connectionNumber, isReused == 1);\n }\n\n public static NetPacket Make(long connectId, byte connectNum, bool reusedPeer)\n {\n var packet = new NetPacket(PacketProperty.ConnectAccept, 0);\n FastBitConverter.GetBytes(packet.RawData, 1, connectId);\n packet.RawData[9] = connectNum;\n packet.RawData[10] = (byte)(reusedPeer ? 1 : 0);\n return packet;\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetPacket.cs.meta", "content": "fileFormatVersion: 2\nguid: 7522936b42c769445b2f5d3d2558f5ed\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetPacketPool.cs", "content": "using System;\nusing System.Threading;\n\nnamespace LiteNetLib\n{\n internal sealed class NetPacketPool\n {\n private NetPacket _head;\n private int _count;\n\n public NetPacket GetWithData(PacketProperty property, byte[] data, int start, int length)\n {\n int headerSize = NetPacket.GetHeaderSize(property);\n NetPacket packet = GetPacket(length + headerSize);\n packet.Property = property;\n Buffer.BlockCopy(data, start, packet.RawData, headerSize, length);\n return packet;\n }\n\n //Get packet with size\n public NetPacket GetWithProperty(PacketProperty property, int size)\n {\n NetPacket packet = GetPacket(size + NetPacket.GetHeaderSize(property));\n packet.Property = property;\n return packet;\n }\n\n public NetPacket GetWithProperty(PacketProperty property)\n {\n NetPacket packet = GetPacket(NetPacket.GetHeaderSize(property));\n packet.Property = property;\n return packet;\n }\n\n public NetPacket GetPacket(int size)\n {\n if (size > NetConstants.MaxPacketSize) \n return new NetPacket(size);\n\n NetPacket packet;\n do\n {\n packet = _head;\n if (packet == null)\n return new NetPacket(size);\n } while (packet != Interlocked.CompareExchange(ref _head, packet.Next, packet));\n\n _count--;\n packet.Size = size;\n if (packet.RawData.Length < size)\n packet.RawData = new byte[size];\n return packet;\n }\n\n public void Recycle(NetPacket packet)\n {\n if (packet.RawData.Length > NetConstants.MaxPacketSize || _count >= NetConstants.PacketPoolSize)\n {\n //Don't pool big packets. Save memory\n return;\n }\n\n _count++;\n\n //Clean fragmented flag\n packet.RawData[0] = 0;\n\n do\n {\n packet.Next = _head;\n } while (packet.Next != Interlocked.CompareExchange(ref _head, packet, packet.Next));\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetPacketPool.cs.meta", "content": "fileFormatVersion: 2\nguid: 779e0db7afc7c6e4eb88b849e7c3eced\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetPeer.cs", "content": "#if DEBUG\n#define STATS_ENABLED\n#endif\nusing System;\nusing System.Collections.Generic;\nusing System.Diagnostics;\nusing System.Net;\nusing System.Threading;\nusing LiteNetLib.Utils;\n\nnamespace LiteNetLib\n{\n /// \n /// Peer connection state\n /// \n [Flags]\n public enum ConnectionState : byte\n {\n Outgoing = 1 << 1,\n Connected = 1 << 2,\n ShutdownRequested = 1 << 3,\n Disconnected = 1 << 4,\n Any = Outgoing | Connected | ShutdownRequested\n }\n\n internal enum ConnectRequestResult\n {\n None,\n P2PLose, //when peer connecting\n Reconnection, //when peer was connected\n NewConnection //when peer was disconnected\n }\n\n internal enum DisconnectResult\n {\n None,\n Reject,\n Disconnect\n }\n\n internal enum ShutdownResult\n {\n None,\n Success,\n WasConnected\n }\n\n /// \n /// Network peer. Main purpose is sending messages to specific peer.\n /// \n public class NetPeer\n {\n //Ping and RTT\n private int _rtt;\n private int _avgRtt;\n private int _rttCount;\n private double _resendDelay = 27.0;\n private int _pingSendTimer;\n private int _rttResetTimer;\n private readonly Stopwatch _pingTimer = new Stopwatch();\n private int _timeSinceLastPacket;\n private long _remoteDelta;\n\n //Common \n private readonly NetPacketPool _packetPool;\n private readonly object _shutdownLock = new object();\n\n internal volatile NetPeer NextPeer;\n internal NetPeer PrevPeer;\n\n internal byte ConnectionNum\n {\n get { return _connectNum; }\n private set\n {\n _connectNum = value;\n _mergeData.ConnectionNumber = value;\n _pingPacket.ConnectionNumber = value;\n _pongPacket.ConnectionNumber = value;\n }\n }\n \n //Channels\n private readonly Queue _unreliableChannel;\n private readonly BaseChannel[] _channels;\n private BaseChannel _headChannel;\n\n //MTU\n private int _mtu;\n private int _mtuIdx;\n private bool _finishMtu;\n private int _mtuCheckTimer;\n private int _mtuCheckAttempts;\n private const int MtuCheckDelay = 1000;\n private const int MaxMtuCheckAttempts = 4;\n private readonly object _mtuMutex = new object();\n\n //Fragment\n private class IncomingFragments\n {\n public NetPacket[] Fragments;\n public int ReceivedCount;\n public int TotalSize;\n public byte ChannelId;\n }\n private int _fragmentId;\n private readonly Dictionary _holdedFragments;\n private readonly Dictionary _deliveredFragments;\n\n //Merging\n private readonly NetPacket _mergeData;\n private int _mergePos;\n private int _mergeCount;\n\n //Connection\n private int _connectAttempts;\n private int _connectTimer;\n private long _connectTime;\n private byte _connectNum;\n private ConnectionState _connectionState;\n private NetPacket _shutdownPacket;\n private const int ShutdownDelay = 300;\n private int _shutdownTimer;\n private readonly NetPacket _pingPacket;\n private readonly NetPacket _pongPacket;\n private readonly NetPacket _connectRequestPacket;\n private readonly NetPacket _connectAcceptPacket;\n\n /// \n /// Peer ip address and port\n /// \n public readonly IPEndPoint EndPoint;\n\n /// \n /// Peer parent NetManager\n /// \n public readonly NetManager NetManager;\n\n /// \n /// Current connection state\n /// \n public ConnectionState ConnectionState { get { return _connectionState; } }\n\n /// \n /// Connection time for internal purposes\n /// \n internal long ConnectTime { get { return _connectTime; } }\n\n /// \n /// Peer id can be used as key in your dictionary of peers\n /// \n public readonly int Id;\n\n /// \n /// Current ping in milliseconds\n /// \n public int Ping { get { return _avgRtt/2; } }\n\n /// \n /// Current MTU - Maximum Transfer Unit ( maximum udp packet size without fragmentation )\n /// \n public int Mtu { get { return _mtu; } }\n\n /// \n /// Delta with remote time in ticks (not accurate)\n /// positive - remote time > our time\n /// \n public long RemoteTimeDelta\n {\n get { return _remoteDelta; }\n }\n\n /// \n /// Remote UTC time (not accurate)\n /// \n public DateTime RemoteUtcTime\n {\n get { return new DateTime(DateTime.UtcNow.Ticks + _remoteDelta); }\n }\n\n /// \n /// Time since last packet received (including internal library packets)\n /// \n public int TimeSinceLastPacket { get { return _timeSinceLastPacket; } }\n\n internal double ResendDelay { get { return _resendDelay; } }\n\n /// \n /// Application defined object containing data about the connection\n /// \n public object Tag;\n\n /// \n /// Statistics of peer connection\n /// \n public readonly NetStatistics Statistics;\n\n //incoming connection constructor\n internal NetPeer(NetManager netManager, IPEndPoint remoteEndPoint, int id)\n {\n Id = id;\n Statistics = new NetStatistics();\n _packetPool = netManager.NetPacketPool;\n NetManager = netManager;\n SetMtu(0);\n\n EndPoint = remoteEndPoint;\n _connectionState = ConnectionState.Connected;\n _mergeData = new NetPacket(PacketProperty.Merged, NetConstants.MaxPacketSize);\n _pongPacket = new NetPacket(PacketProperty.Pong, 0);\n _pingPacket = new NetPacket(PacketProperty.Ping, 0) {Sequence = 1};\n \n _unreliableChannel = new Queue(64);\n _headChannel = null;\n _holdedFragments = new Dictionary();\n _deliveredFragments = new Dictionary();\n\n _channels = new BaseChannel[netManager.ChannelsCount * 4];\n }\n\n private void SetMtu(int mtuIdx)\n {\n _mtu = NetConstants.PossibleMtu[mtuIdx] - NetManager.ExtraPacketSizeForLayer;\n }\n\n /// \n /// Returns packets count in queue for reliable channel\n /// \n /// number of channel 0-63\n /// type of channel ReliableOrdered or ReliableUnordered\n /// packets count in channel queue\n public int GetPacketsCountInReliableQueue(byte channelNumber, bool ordered)\n {\n int idx = channelNumber * 4 +\n (byte) (ordered ? DeliveryMethod.ReliableOrdered : DeliveryMethod.ReliableUnordered);\n var channel = _channels[idx];\n return channel != null ? ((ReliableChannel)channel).PacketsInQueue : 0;\n }\n\n private BaseChannel CreateChannel(byte idx)\n {\n BaseChannel newChannel = _channels[idx];\n if (newChannel != null)\n return newChannel;\n switch ((DeliveryMethod)(idx % 4))\n {\n case DeliveryMethod.ReliableUnordered:\n newChannel = new ReliableChannel(this, false, idx);\n break;\n case DeliveryMethod.Sequenced:\n newChannel = new SequencedChannel(this, false, idx);\n break;\n case DeliveryMethod.ReliableOrdered:\n newChannel = new ReliableChannel(this, true, idx);\n break;\n case DeliveryMethod.ReliableSequenced:\n newChannel = new SequencedChannel(this, true, idx);\n break;\n }\n BaseChannel prevChannel = Interlocked.CompareExchange(ref _channels[idx], newChannel, null);\n if (prevChannel != null)\n return prevChannel;\n\n BaseChannel headChannel;\n do\n {\n headChannel = _headChannel;\n newChannel.Next = headChannel;\n }\n while (Interlocked.CompareExchange(ref _headChannel, newChannel, headChannel) != headChannel);\n\n return newChannel;\n }\n\n //\"Connect to\" constructor\n internal NetPeer(NetManager netManager, IPEndPoint remoteEndPoint, int id, byte connectNum, NetDataWriter connectData) \n : this(netManager, remoteEndPoint, id)\n {\n _connectTime = DateTime.UtcNow.Ticks;\n _connectionState = ConnectionState.Outgoing;\n ConnectionNum = connectNum;\n\n //Make initial packet\n _connectRequestPacket = NetConnectRequestPacket.Make(connectData, remoteEndPoint.Serialize(), _connectTime);\n _connectRequestPacket.ConnectionNumber = connectNum;\n\n //Send request\n NetManager.SendRaw(_connectRequestPacket, EndPoint);\n\n NetDebug.Write(NetLogLevel.Trace, \"[CC] ConnectId: {0}, ConnectNum: {1}\", _connectTime, connectNum);\n }\n\n //\"Accept\" incoming constructor\n internal NetPeer(NetManager netManager, IPEndPoint remoteEndPoint, int id, long connectId, byte connectNum)\n : this(netManager, remoteEndPoint, id)\n {\n _connectTime = connectId;\n _connectionState = ConnectionState.Connected;\n ConnectionNum = connectNum;\n\n //Make initial packet\n _connectAcceptPacket = NetConnectAcceptPacket.Make(_connectTime, connectNum, false);\n //Send\n NetManager.SendRaw(_connectAcceptPacket, EndPoint);\n\n NetDebug.Write(NetLogLevel.Trace, \"[CC] ConnectId: {0}\", _connectTime);\n }\n\n //Reject\n internal void Reject(long connectionId, byte connectionNumber, byte[] data, int start, int length)\n {\n _connectTime = connectionId;\n _connectNum = connectionNumber;\n Shutdown(data, start, length, false);\n }\n\n internal bool ProcessConnectAccept(NetConnectAcceptPacket packet)\n {\n if (_connectionState != ConnectionState.Outgoing)\n return false;\n\n //check connection id\n if (packet.ConnectionId != _connectTime)\n {\n NetDebug.Write(NetLogLevel.Trace, \"[NC] Invalid connectId: {0}\", _connectTime);\n return false;\n }\n //check connect num\n ConnectionNum = packet.ConnectionNumber;\n\n NetDebug.Write(NetLogLevel.Trace, \"[NC] Received connection accept\");\n Interlocked.Exchange(ref _timeSinceLastPacket, 0);\n _connectionState = ConnectionState.Connected;\n return true;\n }\n\n /// \n /// Gets maximum size of packet that will be not fragmented.\n /// \n /// Type of packet that you want send\n /// size in bytes\n public int GetMaxSinglePacketSize(DeliveryMethod options)\n {\n return _mtu - NetPacket.GetHeaderSize(options == DeliveryMethod.Unreliable ? PacketProperty.Unreliable : PacketProperty.Channeled);\n }\n\n /// \n /// Send data to peer with delivery event called\n /// \n /// Data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Delivery method (reliable, unreliable, etc.)\n /// User data that will be received in DeliveryEvent\n /// \n /// If you trying to send unreliable packet type\n /// \n public void SendWithDeliveryEvent(byte[] data, byte channelNumber, DeliveryMethod deliveryMethod, object userData)\n {\n if (deliveryMethod != DeliveryMethod.ReliableOrdered && deliveryMethod != DeliveryMethod.ReliableUnordered)\n throw new ArgumentException(\"Delivery event will work only for ReliableOrdered/Unordered packets\");\n SendInternal(data, 0, data.Length, channelNumber, deliveryMethod, userData);\n }\n\n /// \n /// Send data to peer with delivery event called\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Delivery method (reliable, unreliable, etc.)\n /// User data that will be received in DeliveryEvent\n /// \n /// If you trying to send unreliable packet type\n /// \n public void SendWithDeliveryEvent(byte[] data, int start, int length, byte channelNumber, DeliveryMethod deliveryMethod, object userData)\n {\n if (deliveryMethod != DeliveryMethod.ReliableOrdered && deliveryMethod != DeliveryMethod.ReliableUnordered)\n throw new ArgumentException(\"Delivery event will work only for ReliableOrdered/Unordered packets\");\n SendInternal(data, start, length, channelNumber, deliveryMethod, userData);\n }\n\n /// \n /// Send data to peer with delivery event called\n /// \n /// Data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Delivery method (reliable, unreliable, etc.)\n /// User data that will be received in DeliveryEvent\n /// \n /// If you trying to send unreliable packet type\n /// \n public void SendWithDeliveryEvent(NetDataWriter dataWriter, byte channelNumber, DeliveryMethod deliveryMethod, object userData)\n {\n if (deliveryMethod != DeliveryMethod.ReliableOrdered && deliveryMethod != DeliveryMethod.ReliableUnordered)\n throw new ArgumentException(\"Delivery event will work only for ReliableOrdered/Unordered packets\");\n SendInternal(dataWriter.Data, 0, dataWriter.Length, channelNumber, deliveryMethod, userData);\n }\n\n /// \n /// Send data to peer (channel - 0)\n /// \n /// Data\n /// Send options (reliable, unreliable, etc.)\n /// \n /// If size exceeds maximum limit:\n /// MTU - headerSize bytes for Unreliable\n /// Fragment count exceeded ushort.MaxValue\n /// \n public void Send(byte[] data, DeliveryMethod deliveryMethod)\n {\n SendInternal(data, 0, data.Length, 0, deliveryMethod, null);\n }\n\n /// \n /// Send data to peer (channel - 0)\n /// \n /// DataWriter with data\n /// Send options (reliable, unreliable, etc.)\n /// \n /// If size exceeds maximum limit:\n /// MTU - headerSize bytes for Unreliable\n /// Fragment count exceeded ushort.MaxValue\n /// \n public void Send(NetDataWriter dataWriter, DeliveryMethod deliveryMethod)\n {\n SendInternal(dataWriter.Data, 0, dataWriter.Length, 0, deliveryMethod, null);\n }\n\n /// \n /// Send data to peer (channel - 0)\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Send options (reliable, unreliable, etc.)\n /// \n /// If size exceeds maximum limit:\n /// MTU - headerSize bytes for Unreliable\n /// Fragment count exceeded ushort.MaxValue\n /// \n public void Send(byte[] data, int start, int length, DeliveryMethod options)\n {\n SendInternal(data, start, length, 0, options, null);\n }\n\n /// \n /// Send data to peer\n /// \n /// Data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n /// \n /// If size exceeds maximum limit:\n /// MTU - headerSize bytes for Unreliable\n /// Fragment count exceeded ushort.MaxValue\n /// \n public void Send(byte[] data, byte channelNumber, DeliveryMethod deliveryMethod)\n {\n SendInternal(data, 0, data.Length, channelNumber, deliveryMethod, null);\n }\n\n /// \n /// Send data to peer\n /// \n /// DataWriter with data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Send options (reliable, unreliable, etc.)\n /// \n /// If size exceeds maximum limit:\n /// MTU - headerSize bytes for Unreliable\n /// Fragment count exceeded ushort.MaxValue\n /// \n public void Send(NetDataWriter dataWriter, byte channelNumber, DeliveryMethod deliveryMethod)\n {\n SendInternal(dataWriter.Data, 0, dataWriter.Length, channelNumber, deliveryMethod, null);\n }\n\n /// \n /// Send data to peer\n /// \n /// Data\n /// Start of data\n /// Length of data\n /// Number of channel (from 0 to channelsCount - 1)\n /// Delivery method (reliable, unreliable, etc.)\n /// \n /// If size exceeds maximum limit:\n /// MTU - headerSize bytes for Unreliable\n /// Fragment count exceeded ushort.MaxValue\n /// \n public void Send(byte[] data, int start, int length, byte channelNumber, DeliveryMethod deliveryMethod)\n {\n SendInternal(data, start, length, channelNumber, deliveryMethod, null);\n }\n\n private void SendInternal(\n byte[] data, \n int start, \n int length, \n byte channelNumber, \n DeliveryMethod deliveryMethod,\n object userData)\n {\n if (_connectionState != ConnectionState.Connected || channelNumber >= _channels.Length)\n return;\n\n //Select channel\n PacketProperty property;\n BaseChannel channel = null;\n\n if (deliveryMethod == DeliveryMethod.Unreliable)\n {\n property = PacketProperty.Unreliable;\n }\n else\n {\n property = PacketProperty.Channeled;\n channel = CreateChannel((byte)(channelNumber*4 + (byte)deliveryMethod));\n }\n\n //Prepare \n NetDebug.Write(\"[RS]Packet: \" + property);\n\n //Check fragmentation\n int headerSize = NetPacket.GetHeaderSize(property);\n //Save mtu for multithread\n int mtu = _mtu;\n if (length + headerSize > mtu)\n {\n //if cannot be fragmented\n if (deliveryMethod != DeliveryMethod.ReliableOrdered && deliveryMethod != DeliveryMethod.ReliableUnordered)\n throw new TooBigPacketException(\"Unreliable packet size exceeded maximum of \" + (mtu - headerSize) + \" bytes\");\n\n int packetFullSize = mtu - headerSize;\n int packetDataSize = packetFullSize - NetConstants.FragmentHeaderSize;\n int totalPackets = length / packetDataSize + (length % packetDataSize == 0 ? 0 : 1);\n\n NetDebug.Write(\"FragmentSend:\\n\" +\n \" MTU: {0}\\n\" +\n \" headerSize: {1}\\n\" +\n \" packetFullSize: {2}\\n\" +\n \" packetDataSize: {3}\\n\" +\n \" totalPackets: {4}\",\n mtu, headerSize, packetFullSize, packetDataSize, totalPackets);\n\n if (totalPackets > ushort.MaxValue)\n throw new TooBigPacketException(\"Data was split in \" + totalPackets + \" fragments, which exceeds \" + ushort.MaxValue);\n\n ushort currentFragmentId = (ushort)Interlocked.Increment(ref _fragmentId);\n\n for(ushort partIdx = 0; partIdx < totalPackets; partIdx++)\n {\n int sendLength = length > packetDataSize ? packetDataSize : length;\n\n NetPacket p = _packetPool.GetPacket(headerSize + sendLength + NetConstants.FragmentHeaderSize);\n p.Property = property;\n p.UserData = userData;\n p.FragmentId = currentFragmentId;\n p.FragmentPart = partIdx;\n p.FragmentsTotal = (ushort)totalPackets;\n p.MarkFragmented();\n\n Buffer.BlockCopy(data, partIdx * packetDataSize, p.RawData, NetConstants.FragmentedHeaderTotalSize, sendLength);\n channel.AddToQueue(p);\n\n length -= sendLength;\n }\n return;\n }\n\n //Else just send\n NetPacket packet = _packetPool.GetPacket(headerSize + length);\n packet.Property = property;\n Buffer.BlockCopy(data, start, packet.RawData, headerSize, length);\n packet.UserData = userData;\n\n if (channel == null) //unreliable\n {\n lock(_unreliableChannel)\n _unreliableChannel.Enqueue(packet);\n }\n else\n {\n channel.AddToQueue(packet);\n }\n }\n\n public void Disconnect(byte[] data)\n {\n NetManager.DisconnectPeer(this, data);\n }\n\n public void Disconnect(NetDataWriter writer)\n {\n NetManager.DisconnectPeer(this, writer);\n }\n\n public void Disconnect(byte[] data, int start, int count)\n {\n NetManager.DisconnectPeer(this, data, start, count);\n }\n\n public void Disconnect()\n {\n NetManager.DisconnectPeer(this);\n }\n\n internal DisconnectResult ProcessDisconnect(NetPacket packet)\n {\n if ((_connectionState == ConnectionState.Connected || _connectionState == ConnectionState.Outgoing) &&\n packet.Size >= 9 &&\n BitConverter.ToInt64(packet.RawData, 1) == _connectTime &&\n packet.ConnectionNumber == _connectNum)\n {\n return _connectionState == ConnectionState.Connected\n ? DisconnectResult.Disconnect\n : DisconnectResult.Reject;\n }\n return DisconnectResult.None;\n }\n\n internal ShutdownResult Shutdown(byte[] data, int start, int length, bool force)\n {\n lock (_shutdownLock)\n {\n //trying to shutdown already disconnected\n if (_connectionState == ConnectionState.Disconnected ||\n _connectionState == ConnectionState.ShutdownRequested)\n {\n return ShutdownResult.None;\n }\n\n var result = _connectionState == ConnectionState.Connected\n ? ShutdownResult.WasConnected\n : ShutdownResult.Success;\n\n //don't send anything\n if (force)\n {\n _connectionState = ConnectionState.Disconnected;\n return result;\n }\n\n //reset time for reconnect protection\n Interlocked.Exchange(ref _timeSinceLastPacket, 0);\n\n //send shutdown packet\n _shutdownPacket = new NetPacket(PacketProperty.Disconnect, length) {ConnectionNumber = _connectNum};\n FastBitConverter.GetBytes(_shutdownPacket.RawData, 1, _connectTime);\n if (_shutdownPacket.Size >= _mtu)\n {\n //Drop additional data\n NetDebug.WriteError(\"[Peer] Disconnect additional data size more than MTU - 8!\");\n }\n else if (data != null && length > 0)\n {\n Buffer.BlockCopy(data, start, _shutdownPacket.RawData, 9, length);\n }\n _connectionState = ConnectionState.ShutdownRequested;\n NetDebug.Write(\"[Peer] Send disconnect\");\n NetManager.SendRaw(_shutdownPacket, EndPoint);\n return result;\n }\n }\n\n private void UpdateRoundTripTime(int roundTripTime)\n {\n _rtt += roundTripTime;\n _rttCount++;\n _avgRtt = _rtt/_rttCount;\n _resendDelay = 25.0 + _avgRtt * 2.1; // 25 ms + double rtt\n }\n\n internal void AddReliablePacket(DeliveryMethod method, NetPacket p)\n {\n if (p.IsFragmented)\n {\n NetDebug.Write(\"Fragment. Id: {0}, Part: {1}, Total: {2}\", p.FragmentId, p.FragmentPart, p.FragmentsTotal);\n //Get needed array from dictionary\n ushort packetFragId = p.FragmentId;\n IncomingFragments incomingFragments;\n if (!_holdedFragments.TryGetValue(packetFragId, out incomingFragments))\n {\n incomingFragments = new IncomingFragments\n {\n Fragments = new NetPacket[p.FragmentsTotal],\n ChannelId = p.ChannelId\n };\n _holdedFragments.Add(packetFragId, incomingFragments);\n }\n\n //Cache\n var fragments = incomingFragments.Fragments;\n\n //Error check\n if (p.FragmentPart >= fragments.Length || \n fragments[p.FragmentPart] != null || \n p.ChannelId != incomingFragments.ChannelId)\n {\n _packetPool.Recycle(p);\n NetDebug.WriteError(\"Invalid fragment packet\");\n return;\n }\n //Fill array\n fragments[p.FragmentPart] = p;\n\n //Increase received fragments count\n incomingFragments.ReceivedCount++;\n\n //Increase total size\n incomingFragments.TotalSize += p.Size - NetConstants.FragmentedHeaderTotalSize;\n\n //Check for finish\n if (incomingFragments.ReceivedCount != fragments.Length)\n return;\n\n //just simple packet\n NetPacket resultingPacket = _packetPool.GetPacket(incomingFragments.TotalSize);\n\n int firstFragmentSize = fragments[0].Size - NetConstants.FragmentedHeaderTotalSize;\n for (int i = 0; i < incomingFragments.ReceivedCount; i++)\n {\n var fragment = fragments[i];\n //Create resulting big packet\n Buffer.BlockCopy(\n fragment.RawData,\n NetConstants.FragmentedHeaderTotalSize,\n resultingPacket.RawData,\n firstFragmentSize * i,\n fragment.Size - NetConstants.FragmentedHeaderTotalSize);\n\n //Free memory\n _packetPool.Recycle(fragment);\n }\n Array.Clear(fragments, 0, incomingFragments.ReceivedCount);\n\n //Send to process\n NetManager.CreateReceiveEvent(resultingPacket, method, 0, this);\n\n //Clear memory\n _holdedFragments.Remove(packetFragId);\n }\n else //Just simple packet\n {\n NetManager.CreateReceiveEvent(p, method, NetConstants.ChanneledHeaderSize, this);\n }\n }\n\n private void ProcessMtuPacket(NetPacket packet)\n {\n //header + int\n if (packet.Size < NetConstants.PossibleMtu[0])\n return;\n\n //first stage check (mtu check and mtu ok)\n int receivedMtu = BitConverter.ToInt32(packet.RawData, 1);\n int endMtuCheck = BitConverter.ToInt32(packet.RawData, packet.Size - 4);\n if (receivedMtu != packet.Size || receivedMtu != endMtuCheck || receivedMtu > NetConstants.MaxPacketSize)\n {\n NetDebug.WriteError(\"[MTU] Broken packet. RMTU {0}, EMTU {1}, PSIZE {2}\", receivedMtu, endMtuCheck, packet.Size);\n return;\n }\n\n if (packet.Property == PacketProperty.MtuCheck)\n {\n _mtuCheckAttempts = 0;\n NetDebug.Write(\"[MTU] check. send back: \" + receivedMtu);\n packet.Property = PacketProperty.MtuOk;\n NetManager.SendRawAndRecycle(packet, EndPoint);\n }\n else if(receivedMtu > _mtu && !_finishMtu) //MtuOk\n {\n //invalid packet\n if (receivedMtu != NetConstants.PossibleMtu[_mtuIdx + 1])\n return;\n\n lock (_mtuMutex)\n {\n _mtuIdx++;\n SetMtu(_mtuIdx);\n }\n //if maxed - finish.\n if (_mtuIdx == NetConstants.PossibleMtu.Length - 1)\n _finishMtu = true;\n\n NetDebug.Write(\"[MTU] ok. Increase to: \" + _mtu);\n }\n }\n\n private void UpdateMtuLogic(int deltaTime)\n {\n if (_finishMtu)\n return;\n\n _mtuCheckTimer += deltaTime;\n if (_mtuCheckTimer < MtuCheckDelay)\n return;\n\n _mtuCheckTimer = 0;\n _mtuCheckAttempts++;\n if (_mtuCheckAttempts >= MaxMtuCheckAttempts)\n {\n _finishMtu = true;\n return;\n }\n\n lock (_mtuMutex)\n {\n if (_mtuIdx >= NetConstants.PossibleMtu.Length - 1)\n return;\n\n //Send increased packet\n int newMtu = NetConstants.PossibleMtu[_mtuIdx + 1];\n var p = _packetPool.GetPacket(newMtu);\n p.Property = PacketProperty.MtuCheck;\n FastBitConverter.GetBytes(p.RawData, 1, newMtu); //place into start\n FastBitConverter.GetBytes(p.RawData, p.Size - 4, newMtu);//and end of packet\n\n //Must check result for MTU fix\n if (NetManager.SendRawAndRecycle(p, EndPoint) <= 0)\n _finishMtu = true;\n }\n }\n\n internal ConnectRequestResult ProcessConnectRequest(NetConnectRequestPacket connRequest)\n {\n //current or new request\n switch (_connectionState)\n {\n //P2P case\n case ConnectionState.Outgoing:\n //fast check\n if (connRequest.ConnectionTime < _connectTime)\n {\n return ConnectRequestResult.P2PLose;\n }\n //slow rare case check\n else if (connRequest.ConnectionTime == _connectTime)\n {\n var remoteBytes = EndPoint.Serialize();\n var localBytes = connRequest.TargetAddress;\n for (int i = remoteBytes.Size-1; i >= 0; i--)\n {\n byte rb = remoteBytes[i];\n if (rb == localBytes[i])\n continue;\n if (rb < localBytes[i])\n return ConnectRequestResult.P2PLose;\n }\n }\n break;\n\n case ConnectionState.Connected:\n //Old connect request\n if (connRequest.ConnectionTime == _connectTime)\n {\n //just reply accept\n NetManager.SendRaw(_connectAcceptPacket, EndPoint);\n }\n //New connect request\n else if (connRequest.ConnectionTime > _connectTime)\n {\n return ConnectRequestResult.Reconnection;\n }\n break;\n\n case ConnectionState.Disconnected:\n case ConnectionState.ShutdownRequested:\n if (connRequest.ConnectionTime >= _connectTime)\n return ConnectRequestResult.NewConnection;\n break;\n }\n return ConnectRequestResult.None;\n }\n\n //Process incoming packet\n internal void ProcessPacket(NetPacket packet)\n {\n //not initialized\n if (_connectionState == ConnectionState.Outgoing || _connectionState == ConnectionState.Disconnected)\n {\n _packetPool.Recycle(packet);\n return;\n }\n if (packet.Property == PacketProperty.ShutdownOk)\n {\n if (_connectionState == ConnectionState.ShutdownRequested)\n _connectionState = ConnectionState.Disconnected;\n _packetPool.Recycle(packet);\n return;\n }\n if (packet.ConnectionNumber != _connectNum)\n {\n NetDebug.Write(NetLogLevel.Trace, \"[RR]Old packet\");\n _packetPool.Recycle(packet);\n return;\n }\n Interlocked.Exchange(ref _timeSinceLastPacket, 0);\n\n NetDebug.Write(\"[RR]PacketProperty: {0}\", packet.Property);\n switch (packet.Property)\n {\n case PacketProperty.Merged:\n int pos = NetConstants.HeaderSize;\n while (pos < packet.Size)\n {\n ushort size = BitConverter.ToUInt16(packet.RawData, pos);\n pos += 2;\n NetPacket mergedPacket = _packetPool.GetPacket(size);\n if (!mergedPacket.FromBytes(packet.RawData, pos, size))\n {\n _packetPool.Recycle(packet);\n break;\n }\n pos += size;\n ProcessPacket(mergedPacket);\n }\n break;\n //If we get ping, send pong\n case PacketProperty.Ping:\n if (NetUtils.RelativeSequenceNumber(packet.Sequence, _pongPacket.Sequence) > 0)\n {\n NetDebug.Write(\"[PP]Ping receive, send pong\");\n FastBitConverter.GetBytes(_pongPacket.RawData, 3, DateTime.UtcNow.Ticks);\n _pongPacket.Sequence = packet.Sequence;\n NetManager.SendRaw(_pongPacket, EndPoint);\n }\n _packetPool.Recycle(packet);\n break;\n\n //If we get pong, calculate ping time and rtt\n case PacketProperty.Pong:\n if (packet.Sequence == _pingPacket.Sequence)\n {\n _pingTimer.Stop();\n int elapsedMs = (int)_pingTimer.ElapsedMilliseconds;\n _remoteDelta = BitConverter.ToInt64(packet.RawData, 3) + (elapsedMs * TimeSpan.TicksPerMillisecond ) / 2 - DateTime.UtcNow.Ticks;\n UpdateRoundTripTime(elapsedMs);\n NetManager.ConnectionLatencyUpdated(this, elapsedMs / 2);\n NetDebug.Write(\"[PP]Ping: {0} - {1} - {2}\", packet.Sequence, elapsedMs, _remoteDelta);\n }\n _packetPool.Recycle(packet);\n break;\n\n case PacketProperty.Ack:\n case PacketProperty.Channeled:\n if (packet.ChannelId > _channels.Length)\n {\n _packetPool.Recycle(packet);\n break;\n }\n var channel = _channels[packet.ChannelId] ?? (packet.Property == PacketProperty.Ack ? null : CreateChannel(packet.ChannelId));\n if (channel != null)\n {\n if (!channel.ProcessPacket(packet))\n _packetPool.Recycle(packet);\n }\n break;\n\n //Simple packet without acks\n case PacketProperty.Unreliable:\n NetManager.CreateReceiveEvent(packet, DeliveryMethod.Unreliable, NetConstants.HeaderSize, this);\n return;\n\n case PacketProperty.MtuCheck:\n case PacketProperty.MtuOk:\n ProcessMtuPacket(packet);\n break;\n\n default:\n NetDebug.WriteError(\"Error! Unexpected packet type: \" + packet.Property);\n break;\n }\n }\n\n private void SendMerged()\n {\n if (_mergeCount == 0)\n return;\n int bytesSent;\n if (_mergeCount > 1)\n {\n NetDebug.Write(\"[P]Send merged: \" + _mergePos + \", count: \" + _mergeCount);\n bytesSent = NetManager.SendRaw(_mergeData.RawData, 0, NetConstants.HeaderSize + _mergePos, EndPoint);\n }\n else\n {\n //Send without length information and merging\n bytesSent = NetManager.SendRaw(_mergeData.RawData, NetConstants.HeaderSize + 2, _mergePos - 2, EndPoint);\n }\n\n if (NetManager.EnableStatistics)\n {\n Statistics.IncrementPacketsSent();\n Statistics.AddBytesSent(bytesSent);\n }\n\n _mergePos = 0;\n _mergeCount = 0;\n }\n\n internal void SendUserData(NetPacket packet)\n {\n packet.ConnectionNumber = _connectNum;\n int mergedPacketSize = NetConstants.HeaderSize + packet.Size + 2;\n const int sizeTreshold = 20;\n if (mergedPacketSize + sizeTreshold >= _mtu)\n {\n NetDebug.Write(NetLogLevel.Trace, \"[P]SendingPacket: \" + packet.Property);\n int bytesSent = NetManager.SendRaw(packet, EndPoint);\n\n if (NetManager.EnableStatistics)\n {\n Statistics.IncrementPacketsSent();\n Statistics.AddBytesSent(bytesSent);\n }\n\n return;\n }\n if (_mergePos + mergedPacketSize > _mtu)\n SendMerged();\n\n FastBitConverter.GetBytes(_mergeData.RawData, _mergePos + NetConstants.HeaderSize, (ushort)packet.Size);\n Buffer.BlockCopy(packet.RawData, 0, _mergeData.RawData, _mergePos + NetConstants.HeaderSize + 2, packet.Size);\n _mergePos += packet.Size + 2;\n _mergeCount++;\n //DebugWriteForce(\"Merged: \" + _mergePos + \"/\" + (_mtu - 2) + \", count: \" + _mergeCount);\n }\n\n internal void Update(int deltaTime)\n {\n Interlocked.Add(ref _timeSinceLastPacket, deltaTime);\n switch (_connectionState)\n {\n case ConnectionState.Connected:\n if (_timeSinceLastPacket > NetManager.DisconnectTimeout)\n {\n NetDebug.Write(\n \"[UPDATE] Disconnect by timeout: {0} > {1}\",\n _timeSinceLastPacket,\n NetManager.DisconnectTimeout);\n NetManager.DisconnectPeerForce(this, DisconnectReason.Timeout, 0, null);\n return;\n }\n break;\n\n case ConnectionState.ShutdownRequested:\n if (_timeSinceLastPacket > NetManager.DisconnectTimeout)\n {\n _connectionState = ConnectionState.Disconnected;\n }\n else\n {\n _shutdownTimer += deltaTime;\n if (_shutdownTimer >= ShutdownDelay)\n {\n _shutdownTimer = 0;\n NetManager.SendRaw(_shutdownPacket, EndPoint);\n }\n }\n return;\n\n case ConnectionState.Outgoing:\n _connectTimer += deltaTime;\n if (_connectTimer > NetManager.ReconnectDelay)\n {\n _connectTimer = 0;\n _connectAttempts++;\n if (_connectAttempts > NetManager.MaxConnectAttempts)\n {\n NetManager.DisconnectPeerForce(this, DisconnectReason.ConnectionFailed, 0, null);\n return;\n }\n\n //else send connect again\n NetManager.SendRaw(_connectRequestPacket, EndPoint);\n }\n return;\n\n case ConnectionState.Disconnected:\n return;\n }\n\n //Send ping\n _pingSendTimer += deltaTime;\n if (_pingSendTimer >= NetManager.PingInterval)\n {\n NetDebug.Write(\"[PP] Send ping...\");\n //reset timer\n _pingSendTimer = 0;\n //send ping\n _pingPacket.Sequence++;\n //ping timeout\n if (_pingTimer.IsRunning)\n UpdateRoundTripTime((int)_pingTimer.ElapsedMilliseconds);\n _pingTimer.Reset();\n _pingTimer.Start();\n NetManager.SendRaw(_pingPacket, EndPoint);\n }\n\n //RTT - round trip time\n _rttResetTimer += deltaTime;\n if (_rttResetTimer >= NetManager.PingInterval * 3)\n {\n _rttResetTimer = 0;\n _rtt = _avgRtt;\n _rttCount = 1;\n }\n\n UpdateMtuLogic(deltaTime);\n\n //Pending send\n BaseChannel currentChannel = _headChannel;\n while (currentChannel != null)\n {\n currentChannel.SendNextPackets();\n currentChannel = currentChannel.Next;\n }\n\n lock (_unreliableChannel)\n {\n while (_unreliableChannel.Count > 0)\n {\n NetPacket packet = _unreliableChannel.Dequeue();\n SendUserData(packet);\n NetManager.NetPacketPool.Recycle(packet);\n }\n }\n\n SendMerged();\n }\n\n //For reliable channel\n internal void RecycleAndDeliver(NetPacket packet)\n {\n if (packet.UserData != null)\n {\n if (packet.IsFragmented)\n {\n ushort fragCount;\n _deliveredFragments.TryGetValue(packet.FragmentId, out fragCount);\n fragCount++;\n if (fragCount == packet.FragmentsTotal)\n {\n NetManager.MessageDelivered(this, packet.UserData);\n _deliveredFragments.Remove(packet.FragmentId);\n }\n else\n {\n _deliveredFragments[packet.FragmentId] = fragCount;\n }\n }\n else\n {\n NetManager.MessageDelivered(this, packet.UserData);\n }\n packet.UserData = null;\n }\n _packetPool.Recycle(packet);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetPeer.cs.meta", "content": "fileFormatVersion: 2\nguid: 05dcc73648ef4304f91c2a22996d3652\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetSocket.cs", "content": "#if UNITY_5_3_OR_NEWER\n#define UNITY\n#if UNITY_IOS && !UNITY_EDITOR\nusing UnityEngine;\n#endif\n#endif\n#if NETSTANDARD || NETCOREAPP\nusing System.Runtime.InteropServices;\n#endif\n\nusing System;\nusing System.Net;\nusing System.Net.Sockets;\nusing System.Threading;\n\nnamespace LiteNetLib\n{\n#if UNITY_IOS && !UNITY_EDITOR\n public class UnitySocketFix : MonoBehaviour\n {\n internal IPAddress BindAddrIPv4;\n internal IPAddress BindAddrIPv6;\n internal bool Reuse;\n internal IPv6Mode IPv6;\n internal int Port;\n internal bool Paused;\n internal NetSocket Socket;\n\n private void Update()\n {\n if (Socket == null)\n Destroy(gameObject);\n }\n\n private void OnApplicationPause(bool pause)\n {\n if (Socket == null)\n return;\n if (pause)\n {\n Paused = true;\n Socket.Close(true);\n }\n else if (Paused)\n {\n if (!Socket.Bind(BindAddrIPv4, BindAddrIPv6, Port, Reuse, IPv6))\n {\n NetDebug.WriteError(\"[S] Cannot restore connection \\\"{0}\\\",\\\"{1}\\\" port {2}\", BindAddrIPv4, BindAddrIPv6, Port);\n Socket.OnErrorRestore();\n }\n }\n }\n }\n#endif\n\n internal interface INetSocketListener\n {\n void OnMessageReceived(byte[] data, int length, SocketError errorCode, IPEndPoint remoteEndPoint);\n }\n\n internal sealed class NetSocket\n {\n public const int ReceivePollingTime = 500000; //0.5 second\n private Socket _udpSocketv4;\n private Socket _udpSocketv6;\n private Thread _threadv4;\n private Thread _threadv6;\n private readonly INetSocketListener _listener;\n private const int SioUdpConnreset = -1744830452; //SIO_UDP_CONNRESET = IOC_IN | IOC_VENDOR | 12\n private static readonly IPAddress MulticastAddressV6 = IPAddress.Parse(\"ff02::1\");\n internal static readonly bool IPv6Support;\n#if UNITY_IOS && !UNITY_EDITOR\n private UnitySocketFix _unitySocketFix;\n\n public void OnErrorRestore()\n {\n Close(false);\n _listener.OnMessageReceived(null, 0, SocketError.NotConnected, new IPEndPoint(0,0));\n }\n#endif\n public int LocalPort { get; private set; }\n public volatile bool IsRunning;\n\n public short Ttl\n {\n get\n {\n#if UNITY_SWITCH\n return 0;\n#else\n if (_udpSocketv4.AddressFamily == AddressFamily.InterNetworkV6)\n return (short)_udpSocketv4.GetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.HopLimit);\n return _udpSocketv4.Ttl;\n#endif\n }\n set\n {\n#if !UNITY_SWITCH\n if (_udpSocketv4.AddressFamily == AddressFamily.InterNetworkV6)\n _udpSocketv4.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.HopLimit, value);\n else\n _udpSocketv4.Ttl = value;\n#endif\n }\n }\n\n static NetSocket()\n {\n#if DISABLE_IPV6 || (!UNITY_EDITOR && ENABLE_IL2CPP && !UNITY_2018_3_OR_NEWER)\n IPv6Support = false;\n#elif !UNITY_2019_1_OR_NEWER && !UNITY_2018_4_OR_NEWER && (!UNITY_EDITOR && ENABLE_IL2CPP && UNITY_2018_3_OR_NEWER)\n string version = UnityEngine.Application.unityVersion;\n IPv6Support = Socket.OSSupportsIPv6 && int.Parse(version.Remove(version.IndexOf('f')).Split('.')[2]) >= 6;\n#elif UNITY_2018_2_OR_NEWER\n IPv6Support = Socket.OSSupportsIPv6;\n#elif UNITY\n#pragma warning disable 618\n IPv6Support = Socket.SupportsIPv6;\n#pragma warning restore 618\n#else\n IPv6Support = Socket.OSSupportsIPv6;\n#endif\n }\n\n public NetSocket(INetSocketListener listener)\n {\n _listener = listener;\n }\n\n private bool IsActive()\n {\n#if UNITY_IOS && !UNITY_EDITOR\n var unitySocketFix = _unitySocketFix; //save for multithread\n if (unitySocketFix != null && unitySocketFix.Paused)\n return false;\n#endif\n return IsRunning;\n }\n\n private void ReceiveLogic(object state)\n {\n Socket socket = (Socket)state;\n EndPoint bufferEndPoint = new IPEndPoint(socket.AddressFamily == AddressFamily.InterNetwork ? IPAddress.Any : IPAddress.IPv6Any, 0);\n byte[] receiveBuffer = new byte[NetConstants.MaxPacketSize];\n\n while (IsActive())\n {\n int result;\n\n //Reading data\n try\n {\n if (socket.Available == 0 && !socket.Poll(ReceivePollingTime, SelectMode.SelectRead))\n continue;\n result = socket.ReceiveFrom(receiveBuffer, 0, receiveBuffer.Length, SocketFlags.None,\n ref bufferEndPoint);\n }\n catch (SocketException ex)\n {\n switch (ex.SocketErrorCode)\n {\n#if UNITY_IOS && !UNITY_EDITOR\n case SocketError.NotConnected:\n#endif\n case SocketError.Interrupted:\n case SocketError.NotSocket:\n return;\n case SocketError.ConnectionReset:\n case SocketError.MessageSize:\n case SocketError.TimedOut:\n NetDebug.Write(NetLogLevel.Trace, \"[R]Ignored error: {0} - {1}\",\n (int)ex.SocketErrorCode, ex.ToString());\n break;\n default:\n NetDebug.WriteError(\"[R]Error code: {0} - {1}\", (int)ex.SocketErrorCode,\n ex.ToString());\n _listener.OnMessageReceived(null, 0, ex.SocketErrorCode, (IPEndPoint)bufferEndPoint);\n break;\n }\n continue;\n }\n catch (ObjectDisposedException)\n {\n return;\n }\n\n //All ok!\n NetDebug.Write(NetLogLevel.Trace, \"[R]Received data from {0}, result: {1}\", bufferEndPoint.ToString(), result);\n _listener.OnMessageReceived(receiveBuffer, result, 0, (IPEndPoint)bufferEndPoint);\n }\n }\n\n public bool Bind(IPAddress addressIPv4, IPAddress addressIPv6, int port, bool reuseAddress, IPv6Mode ipv6Mode)\n {\n if (IsActive())\n return false;\n bool dualMode = ipv6Mode == IPv6Mode.DualMode && IPv6Support;\n\n _udpSocketv4 = new Socket(\n dualMode ? AddressFamily.InterNetworkV6 : AddressFamily.InterNetwork, \n SocketType.Dgram, \n ProtocolType.Udp);\n\n if (!BindSocket(_udpSocketv4, new IPEndPoint(dualMode ? addressIPv6 : addressIPv4, port), reuseAddress, ipv6Mode))\n return false;\n\n LocalPort = ((IPEndPoint) _udpSocketv4.LocalEndPoint).Port;\n\n#if UNITY_IOS && !UNITY_EDITOR\n if (_unitySocketFix == null)\n {\n var unityFixObj = new GameObject(\"LiteNetLib_UnitySocketFix\");\n GameObject.DontDestroyOnLoad(unityFixObj);\n _unitySocketFix = unityFixObj.AddComponent();\n _unitySocketFix.Socket = this;\n _unitySocketFix.BindAddrIPv4 = addressIPv4;\n _unitySocketFix.BindAddrIPv6 = addressIPv6;\n _unitySocketFix.Reuse = reuseAddress;\n _unitySocketFix.Port = LocalPort;\n _unitySocketFix.IPv6 = ipv6Mode;\n }\n else\n {\n _unitySocketFix.Paused = false;\n }\n#endif\n if (dualMode)\n _udpSocketv6 = _udpSocketv4;\n\n IsRunning = true;\n _threadv4 = new Thread(ReceiveLogic)\n {\n Name = \"SocketThreadv4(\" + LocalPort + \")\",\n IsBackground = true\n };\n _threadv4.Start(_udpSocketv4);\n\n //Check IPv6 support\n if (!IPv6Support || ipv6Mode != IPv6Mode.SeparateSocket)\n return true;\n\n _udpSocketv6 = new Socket(AddressFamily.InterNetworkV6, SocketType.Dgram, ProtocolType.Udp);\n //Use one port for two sockets\n if (BindSocket(_udpSocketv6, new IPEndPoint(addressIPv6, LocalPort), reuseAddress, ipv6Mode))\n {\n _threadv6 = new Thread(ReceiveLogic)\n {\n Name = \"SocketThreadv6(\" + LocalPort + \")\",\n IsBackground = true\n };\n _threadv6.Start(_udpSocketv6);\n }\n\n return true;\n }\n\n private bool BindSocket(Socket socket, IPEndPoint ep, bool reuseAddress, IPv6Mode ipv6Mode)\n {\n //Setup socket\n socket.ReceiveTimeout = 500;\n socket.SendTimeout = 500;\n socket.ReceiveBufferSize = NetConstants.SocketBufferSize;\n socket.SendBufferSize = NetConstants.SocketBufferSize;\n#if !UNITY || UNITY_EDITOR_WIN || UNITY_STANDALONE_WIN\n#if NETSTANDARD || NETCOREAPP\n if(RuntimeInformation.IsOSPlatform(OSPlatform.Windows))\n#endif\n try\n {\n socket.IOControl(SioUdpConnreset, new byte[] { 0 }, null);\n }\n catch\n {\n //ignored\n }\n#endif\n\n try\n {\n socket.ExclusiveAddressUse = !reuseAddress;\n socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, reuseAddress);\n }\n catch\n {\n //Unity with IL2CPP throws an exception here, it doesn't matter in most cases so just ignore it\n }\n if (socket.AddressFamily == AddressFamily.InterNetwork)\n {\n Ttl = NetConstants.SocketTTL;\n\n#if NETSTANDARD || NETCOREAPP\n if(!RuntimeInformation.IsOSPlatform(OSPlatform.OSX))\n#endif\n try { socket.DontFragment = true; }\n catch (SocketException e)\n {\n NetDebug.WriteError(\"[B]DontFragment error: {0}\", e.SocketErrorCode);\n }\n\n try { socket.EnableBroadcast = true; }\n catch (SocketException e)\n {\n NetDebug.WriteError(\"[B]Broadcast error: {0}\", e.SocketErrorCode);\n }\n }\n else //IPv6 specific\n {\n if (ipv6Mode == IPv6Mode.DualMode)\n {\n try\n {\n //Disable IPv6 only mode\n socket.SetSocketOption(SocketOptionLevel.IPv6, (SocketOptionName)27, false);\n }\n catch(Exception e)\n {\n NetDebug.WriteError(\"[B]Bind exception (dualmode setting): {0}\", e.ToString());\n }\n }\n }\n\n //Bind\n try\n {\n socket.Bind(ep);\n NetDebug.Write(NetLogLevel.Trace, \"[B]Successfully binded to port: {0}\", ((IPEndPoint)socket.LocalEndPoint).Port);\n\n //join multicast\n if (socket.AddressFamily == AddressFamily.InterNetworkV6)\n {\n try\n {\n#if !UNITY\n socket.SetSocketOption(\n SocketOptionLevel.IPv6,\n SocketOptionName.AddMembership,\n new IPv6MulticastOption(MulticastAddressV6));\n#endif\n }\n catch (Exception)\n {\n // Unity3d throws exception - ignored\n }\n }\n }\n catch (SocketException bindException)\n {\n switch (bindException.SocketErrorCode)\n {\n //IPv6 bind fix\n case SocketError.AddressAlreadyInUse:\n if (socket.AddressFamily == AddressFamily.InterNetworkV6 && ipv6Mode != IPv6Mode.DualMode)\n {\n try\n {\n //Set IPv6Only\n socket.SetSocketOption(SocketOptionLevel.IPv6, (SocketOptionName)27, true);\n socket.Bind(ep);\n }\n#if UNITY_2018_3_OR_NEWER\n catch (SocketException ex)\n {\n\n //because its fixed in 2018_3\n NetDebug.WriteError(\"[B]Bind exception: {0}, errorCode: {1}\", ex.ToString(), ex.SocketErrorCode);\n#else\n catch(SocketException)\n {\n#endif\n return false;\n }\n return true;\n }\n break;\n //hack for iOS (Unity3D)\n case SocketError.AddressFamilyNotSupported:\n return true;\n }\n NetDebug.WriteError(\"[B]Bind exception: {0}, errorCode: {1}\", bindException.ToString(), bindException.SocketErrorCode);\n return false;\n }\n return true;\n }\n\n public bool SendBroadcast(byte[] data, int offset, int size, int port)\n {\n if (!IsActive())\n return false;\n bool broadcastSuccess = false;\n bool multicastSuccess = false;\n try\n {\n broadcastSuccess = _udpSocketv4.SendTo(\n data,\n offset,\n size,\n SocketFlags.None,\n new IPEndPoint(IPAddress.Broadcast, port)) > 0;\n\n if (_udpSocketv6 != null)\n {\n multicastSuccess = _udpSocketv6.SendTo(\n data,\n offset,\n size,\n SocketFlags.None,\n new IPEndPoint(MulticastAddressV6, port)) > 0;\n }\n }\n catch (Exception ex)\n {\n NetDebug.WriteError(\"[S][MCAST]\" + ex);\n return broadcastSuccess;\n }\n return broadcastSuccess || multicastSuccess;\n }\n\n public int SendTo(byte[] data, int offset, int size, IPEndPoint remoteEndPoint, ref SocketError errorCode)\n {\n if (!IsActive())\n return 0;\n try\n {\n var socket = _udpSocketv4;\n if (remoteEndPoint.AddressFamily == AddressFamily.InterNetworkV6 && IPv6Support)\n socket = _udpSocketv6;\n int result = socket.SendTo(data, offset, size, SocketFlags.None, remoteEndPoint);\n NetDebug.Write(NetLogLevel.Trace, \"[S]Send packet to {0}, result: {1}\", remoteEndPoint, result);\n return result;\n }\n catch (SocketException ex)\n {\n switch (ex.SocketErrorCode)\n {\n case SocketError.NoBufferSpaceAvailable:\n case SocketError.Interrupted:\n return 0;\n case SocketError.MessageSize: //do nothing \n break;\n default:\n NetDebug.WriteError(\"[S]\" + ex);\n break;\n }\n errorCode = ex.SocketErrorCode;\n return -1;\n }\n catch (Exception ex)\n {\n NetDebug.WriteError(\"[S]\" + ex);\n return -1;\n }\n }\n\n public void Close(bool suspend)\n {\n if (!suspend)\n {\n IsRunning = false;\n#if UNITY_IOS && !UNITY_EDITOR\n _unitySocketFix.Socket = null;\n _unitySocketFix = null;\n#endif\n }\n //cleanup dual mode\n if (_udpSocketv4 == _udpSocketv6)\n _udpSocketv6 = null;\n\n if (_udpSocketv4 != null)\n _udpSocketv4.Close();\n if (_udpSocketv6 != null)\n _udpSocketv6.Close();\n _udpSocketv4 = null;\n _udpSocketv6 = null;\n\n if (_threadv4 != null && _threadv4 != Thread.CurrentThread)\n _threadv4.Join();\n if (_threadv6 != null && _threadv6 != Thread.CurrentThread)\n _threadv6.Join();\n _threadv4 = null;\n _threadv6 = null;\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetSocket.cs.meta", "content": "fileFormatVersion: 2\nguid: bbe4f2df734c49848b0f4b3f3167bb38\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetStatistics.cs", "content": "using System.Threading;\n\nnamespace LiteNetLib\n{\n public sealed class NetStatistics \n {\n private long _packetsSent;\n private long _packetsReceived;\n private long _bytesSent;\n private long _bytesReceived;\n private long _packetLoss;\n\n public long PacketsSent \n {\n get { return Interlocked.Read(ref _packetsSent); }\n }\n\n public long PacketsReceived \n {\n get { return Interlocked.Read(ref _packetsReceived); }\n }\n\n public long BytesSent \n { \n get { return Interlocked.Read(ref _bytesSent); }\n }\n public long BytesReceived \n { \n get { return Interlocked.Read(ref _bytesReceived); }\n }\n public long PacketLoss \n { \n get { return Interlocked.Read(ref _packetLoss); }\n }\n \n public long PacketLossPercent\n {\n get \n {\n long sent = PacketsSent, loss = PacketLoss;\n \n return sent == 0 ? 0 : loss * 100 / sent;\n }\n }\n\n public void Reset() \n {\n Interlocked.Exchange(ref _packetsSent, 0);\n Interlocked.Exchange(ref _packetsReceived, 0);\n Interlocked.Exchange(ref _bytesSent, 0);\n Interlocked.Exchange(ref _bytesReceived, 0);\n Interlocked.Exchange(ref _packetLoss, 0);\n }\n\n public void IncrementPacketsSent() \n {\n Interlocked.Increment(ref _packetsSent);\n }\n\n public void IncrementPacketsReceived() \n {\n Interlocked.Increment(ref _packetsReceived);\n }\n\n public void AddBytesSent(long bytesSent) \n {\n Interlocked.Add(ref _bytesSent, bytesSent);\n }\n\n public void AddBytesReceived(long bytesReceived) \n {\n Interlocked.Add(ref _bytesReceived, bytesReceived);\n }\n\n public void IncrementPacketLoss() \n {\n Interlocked.Increment(ref _packetLoss);\n }\n\n public void AddPacketLoss(long packetLoss) \n {\n Interlocked.Add(ref _packetLoss, packetLoss);\n }\n \n public override string ToString()\n {\n return\n string.Format(\n \"BytesReceived: {0}\\nPacketsReceived: {1}\\nBytesSent: {2}\\nPacketsSent: {3}\\nPacketLoss: {4}\\nPacketLossPercent: {5}\\n\",\n BytesReceived,\n PacketsReceived,\n BytesSent,\n PacketsSent,\n PacketLoss,\n PacketLossPercent);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetStatistics.cs.meta", "content": "fileFormatVersion: 2\nguid: 2c91a08025fc3144ea528aa15dabe0e5\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/NetUtils.cs", "content": "using System;\nusing System.Collections.Generic;\nusing System.Net;\nusing System.Net.Sockets;\nusing System.Net.NetworkInformation;\n\nnamespace LiteNetLib\n{\n /// \n /// Address type that you want to receive from NetUtils.GetLocalIp method\n /// \n [Flags]\n public enum LocalAddrType\n {\n IPv4 = 1,\n IPv6 = 2,\n All = IPv4 | IPv6\n }\n\n /// \n /// Some specific network utilities\n /// \n public static class NetUtils\n {\n public static IPEndPoint MakeEndPoint(string hostStr, int port)\n {\n return new IPEndPoint(ResolveAddress(hostStr), port);\n }\n\n public static IPAddress ResolveAddress(string hostStr)\n {\n if(hostStr == \"localhost\")\n return IPAddress.Loopback;\n \n IPAddress ipAddress;\n if (!IPAddress.TryParse(hostStr, out ipAddress))\n {\n if (NetSocket.IPv6Support)\n ipAddress = ResolveAddress(hostStr, AddressFamily.InterNetworkV6);\n if (ipAddress == null)\n ipAddress = ResolveAddress(hostStr, AddressFamily.InterNetwork);\n }\n if (ipAddress == null)\n throw new ArgumentException(\"Invalid address: \" + hostStr);\n\n return ipAddress;\n }\n\n private static IPAddress ResolveAddress(string hostStr, AddressFamily addressFamily)\n {\n IPAddress[] addresses = ResolveAddresses(hostStr);\n foreach (IPAddress ip in addresses)\n {\n if (ip.AddressFamily == addressFamily)\n {\n return ip;\n }\n }\n return null;\n }\n\n private static IPAddress[] ResolveAddresses(string hostStr)\n {\n#if NETSTANDARD || NETCOREAPP\n var hostTask = Dns.GetHostEntryAsync(hostStr);\n hostTask.GetAwaiter().GetResult();\n var host = hostTask.Result;\n#else\n var host = Dns.GetHostEntry(hostStr);\n#endif\n return host.AddressList;\n }\n\n /// \n /// Get all local ip addresses\n /// \n /// type of address (IPv4, IPv6 or both)\n /// List with all local ip addresses\n public static List GetLocalIpList(LocalAddrType addrType)\n {\n List targetList = new List();\n GetLocalIpList(targetList, addrType);\n return targetList;\n }\n\n /// \n /// Get all local ip addresses (non alloc version)\n /// \n /// result list\n /// type of address (IPv4, IPv6 or both)\n public static void GetLocalIpList(IList targetList, LocalAddrType addrType)\n {\n bool ipv4 = (addrType & LocalAddrType.IPv4) == LocalAddrType.IPv4;\n bool ipv6 = (addrType & LocalAddrType.IPv6) == LocalAddrType.IPv6;\n try\n {\n foreach (NetworkInterface ni in NetworkInterface.GetAllNetworkInterfaces())\n {\n //Skip loopback and disabled network interfaces\n if (ni.NetworkInterfaceType == NetworkInterfaceType.Loopback || \n ni.OperationalStatus != OperationalStatus.Up)\n continue;\n\n var ipProps = ni.GetIPProperties();\n\n //Skip address without gateway\n if (ipProps.GatewayAddresses.Count == 0)\n continue;\n\n foreach (UnicastIPAddressInformation ip in ipProps.UnicastAddresses)\n {\n var address = ip.Address;\n if ((ipv4 && address.AddressFamily == AddressFamily.InterNetwork) ||\n (ipv6 && address.AddressFamily == AddressFamily.InterNetworkV6))\n targetList.Add(address.ToString());\n }\n }\n }\n catch\n {\n //ignored\n }\n\n //Fallback mode (unity android)\n if (targetList.Count == 0)\n {\n IPAddress[] addresses = ResolveAddresses(Dns.GetHostName());\n foreach (IPAddress ip in addresses)\n {\n if((ipv4 && ip.AddressFamily == AddressFamily.InterNetwork) ||\n (ipv6 && ip.AddressFamily == AddressFamily.InterNetworkV6))\n targetList.Add(ip.ToString());\n }\n }\n if (targetList.Count == 0)\n {\n if(ipv4)\n targetList.Add(\"127.0.0.1\");\n if(ipv6)\n targetList.Add(\"::1\");\n }\n }\n\n private static readonly List IpList = new List();\n /// \n /// Get first detected local ip address\n /// \n /// type of address (IPv4, IPv6 or both)\n /// IP address if available. Else - string.Empty\n public static string GetLocalIp(LocalAddrType addrType)\n {\n lock (IpList)\n {\n IpList.Clear();\n GetLocalIpList(IpList, addrType);\n return IpList.Count == 0 ? string.Empty : IpList[0];\n }\n }\n\n // ===========================================\n // Internal and debug log related stuff\n // ===========================================\n internal static void PrintInterfaceInfos()\n {\n NetDebug.WriteForce(NetLogLevel.Info, \"IPv6Support: {0}\", NetSocket.IPv6Support);\n try\n {\n foreach (NetworkInterface ni in NetworkInterface.GetAllNetworkInterfaces())\n {\n foreach (UnicastIPAddressInformation ip in ni.GetIPProperties().UnicastAddresses)\n {\n if (ip.Address.AddressFamily == AddressFamily.InterNetwork ||\n ip.Address.AddressFamily == AddressFamily.InterNetworkV6)\n {\n NetDebug.WriteForce(\n NetLogLevel.Info,\n \"Interface: {0}, Type: {1}, Ip: {2}, OpStatus: {3}\",\n ni.Name,\n ni.NetworkInterfaceType.ToString(),\n ip.Address.ToString(),\n ni.OperationalStatus.ToString());\n }\n }\n }\n }\n catch (Exception e)\n {\n NetDebug.WriteForce(NetLogLevel.Info, \"Error while getting interface infos: {0}\", e.ToString());\n }\n }\n\n internal static int RelativeSequenceNumber(int number, int expected)\n {\n return (number - expected + NetConstants.MaxSequence + NetConstants.HalfMaxSequence) % NetConstants.MaxSequence - NetConstants.HalfMaxSequence;\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/NetUtils.cs.meta", "content": "fileFormatVersion: 2\nguid: f348c24015ad55140beb9171b51c7540\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/ReliableChannel.cs", "content": "using System;\n\nnamespace LiteNetLib\n{\n internal sealed class ReliableChannel : BaseChannel\n {\n private struct PendingPacket\n {\n private NetPacket _packet;\n private long _timeStamp;\n private bool _isSent;\n\n public override string ToString()\n {\n return _packet == null ? \"Empty\" : _packet.Sequence.ToString();\n }\n\n public void Init(NetPacket packet)\n {\n _packet = packet;\n _isSent = false;\n }\n\n public void TrySend(long currentTime, NetPeer peer)\n {\n if (_packet == null)\n return;\n if (_isSent) //check send time\n {\n double resendDelay = peer.ResendDelay * TimeSpan.TicksPerMillisecond;\n double packetHoldTime = currentTime - _timeStamp;\n if (packetHoldTime < resendDelay)\n return;\n NetDebug.Write(\"[RC]Resend: {0} > {1}\", (int)packetHoldTime, resendDelay);\n }\n _timeStamp = currentTime;\n _isSent = true;\n peer.SendUserData(_packet);\n }\n\n public bool Clear(NetPeer peer)\n {\n if (_packet != null)\n {\n peer.RecycleAndDeliver(_packet);\n _packet = null;\n return true;\n }\n return false;\n }\n }\n\n private readonly NetPacket _outgoingAcks; //for send acks\n private readonly PendingPacket[] _pendingPackets; //for unacked packets and duplicates\n private readonly NetPacket[] _receivedPackets; //for order\n private readonly bool[] _earlyReceived; //for unordered\n\n private int _localSeqence;\n private int _remoteSequence;\n private int _localWindowStart;\n private int _remoteWindowStart;\n\n private bool _mustSendAcks;\n\n private readonly DeliveryMethod _deliveryMethod;\n private readonly bool _ordered;\n private readonly int _windowSize;\n private const int BitsInByte = 8;\n private readonly byte _id;\n\n public ReliableChannel(NetPeer peer, bool ordered, byte id) : base(peer)\n {\n _id = id;\n _windowSize = NetConstants.DefaultWindowSize;\n _ordered = ordered;\n _pendingPackets = new PendingPacket[_windowSize];\n for (int i = 0; i < _pendingPackets.Length; i++)\n _pendingPackets[i] = new PendingPacket();\n\n if (_ordered)\n {\n _deliveryMethod = DeliveryMethod.ReliableOrdered;\n _receivedPackets = new NetPacket[_windowSize];\n }\n else\n {\n _deliveryMethod = DeliveryMethod.ReliableUnordered;\n _earlyReceived = new bool[_windowSize];\n }\n\n _localWindowStart = 0;\n _localSeqence = 0;\n _remoteSequence = 0;\n _remoteWindowStart = 0;\n _outgoingAcks = new NetPacket(PacketProperty.Ack, (_windowSize - 1) / BitsInByte + 2) {ChannelId = id};\n }\n\n //ProcessAck in packet\n private void ProcessAck(NetPacket packet)\n {\n if (packet.Size != _outgoingAcks.Size)\n {\n NetDebug.Write(\"[PA]Invalid acks packet size\");\n return;\n }\n\n ushort ackWindowStart = packet.Sequence;\n int windowRel = NetUtils.RelativeSequenceNumber(_localWindowStart, ackWindowStart);\n if (ackWindowStart >= NetConstants.MaxSequence || windowRel < 0)\n {\n NetDebug.Write(\"[PA]Bad window start\");\n return;\n }\n\n //check relevance \n if (windowRel >= _windowSize)\n {\n NetDebug.Write(\"[PA]Old acks\");\n return;\n }\n\n byte[] acksData = packet.RawData;\n lock (_pendingPackets)\n {\n for (int pendingSeq = _localWindowStart;\n pendingSeq != _localSeqence;\n pendingSeq = (pendingSeq + 1) % NetConstants.MaxSequence)\n {\n int rel = NetUtils.RelativeSequenceNumber(pendingSeq, ackWindowStart);\n if (rel >= _windowSize)\n {\n NetDebug.Write(\"[PA]REL: \" + rel);\n break;\n }\n\n int pendingIdx = pendingSeq % _windowSize;\n int currentByte = NetConstants.ChanneledHeaderSize + pendingIdx / BitsInByte;\n int currentBit = pendingIdx % BitsInByte;\n if ((acksData[currentByte] & (1 << currentBit)) == 0)\n {\n if (Peer.NetManager.EnableStatistics) \n {\n Peer.Statistics.IncrementPacketLoss();\n Peer.NetManager.Statistics.IncrementPacketLoss();\n }\n\n //Skip false ack\n NetDebug.Write(\"[PA]False ack: {0}\", pendingSeq);\n continue;\n }\n\n if (pendingSeq == _localWindowStart)\n {\n //Move window \n _localWindowStart = (_localWindowStart + 1) % NetConstants.MaxSequence;\n }\n\n //clear packet\n if (_pendingPackets[pendingIdx].Clear(Peer))\n NetDebug.Write(\"[PA]Removing reliableInOrder ack: {0} - true\", pendingSeq);\n }\n }\n }\n\n public override void SendNextPackets()\n {\n if (_mustSendAcks)\n {\n _mustSendAcks = false;\n NetDebug.Write(\"[RR]SendAcks\");\n lock(_outgoingAcks)\n Peer.SendUserData(_outgoingAcks);\n }\n\n long currentTime = DateTime.UtcNow.Ticks;\n lock (_pendingPackets)\n {\n //get packets from queue\n lock (OutgoingQueue)\n {\n while (OutgoingQueue.Count > 0)\n {\n int relate = NetUtils.RelativeSequenceNumber(_localSeqence, _localWindowStart);\n if (relate >= _windowSize)\n break;\n\n var netPacket = OutgoingQueue.Dequeue();\n netPacket.Sequence = (ushort) _localSeqence;\n netPacket.ChannelId = _id;\n _pendingPackets[_localSeqence % _windowSize].Init(netPacket);\n _localSeqence = (_localSeqence + 1) % NetConstants.MaxSequence;\n }\n }\n //send\n for (int pendingSeq = _localWindowStart; pendingSeq != _localSeqence; pendingSeq = (pendingSeq + 1) % NetConstants.MaxSequence)\n _pendingPackets[pendingSeq % _windowSize].TrySend(currentTime, Peer);\n }\n }\n\n //Process incoming packet\n public override bool ProcessPacket(NetPacket packet)\n {\n if (packet.Property == PacketProperty.Ack)\n {\n ProcessAck(packet);\n return false;\n }\n int seq = packet.Sequence;\n if (seq >= NetConstants.MaxSequence)\n {\n NetDebug.Write(\"[RR]Bad sequence\");\n return false;\n }\n\n int relate = NetUtils.RelativeSequenceNumber(seq, _remoteWindowStart);\n int relateSeq = NetUtils.RelativeSequenceNumber(seq, _remoteSequence);\n\n if (relateSeq > _windowSize)\n {\n NetDebug.Write(\"[RR]Bad sequence\");\n return false;\n }\n\n //Drop bad packets\n if (relate < 0)\n {\n //Too old packet doesn't ack\n NetDebug.Write(\"[RR]ReliableInOrder too old\");\n return false;\n }\n if (relate >= _windowSize * 2)\n {\n //Some very new packet\n NetDebug.Write(\"[RR]ReliableInOrder too new\");\n return false;\n }\n\n //If very new - move window\n int ackIdx;\n int ackByte;\n int ackBit;\n lock (_outgoingAcks)\n {\n if (relate >= _windowSize)\n {\n //New window position\n int newWindowStart = (_remoteWindowStart + relate - _windowSize + 1) % NetConstants.MaxSequence;\n _outgoingAcks.Sequence = (ushort) newWindowStart;\n\n //Clean old data\n while (_remoteWindowStart != newWindowStart)\n {\n ackIdx = _remoteWindowStart % _windowSize;\n ackByte = NetConstants.ChanneledHeaderSize + ackIdx / BitsInByte;\n ackBit = ackIdx % BitsInByte;\n _outgoingAcks.RawData[ackByte] &= (byte) ~(1 << ackBit);\n _remoteWindowStart = (_remoteWindowStart + 1) % NetConstants.MaxSequence;\n }\n }\n\n //Final stage - process valid packet\n //trigger acks send\n _mustSendAcks = true;\n ackIdx = seq % _windowSize;\n ackByte = NetConstants.ChanneledHeaderSize + ackIdx / BitsInByte;\n ackBit = ackIdx % BitsInByte;\n if ((_outgoingAcks.RawData[ackByte] & (1 << ackBit)) != 0)\n {\n NetDebug.Write(\"[RR]ReliableInOrder duplicate\");\n return false;\n }\n\n //save ack\n _outgoingAcks.RawData[ackByte] |= (byte) (1 << ackBit);\n }\n\n //detailed check\n if (seq == _remoteSequence)\n {\n NetDebug.Write(\"[RR]ReliableInOrder packet succes\");\n Peer.AddReliablePacket(_deliveryMethod, packet);\n _remoteSequence = (_remoteSequence + 1) % NetConstants.MaxSequence;\n\n if (_ordered)\n {\n NetPacket p;\n while ((p = _receivedPackets[_remoteSequence % _windowSize]) != null)\n {\n //process holden packet\n _receivedPackets[_remoteSequence % _windowSize] = null;\n Peer.AddReliablePacket(_deliveryMethod, p);\n _remoteSequence = (_remoteSequence + 1) % NetConstants.MaxSequence;\n }\n }\n else\n {\n while (_earlyReceived[_remoteSequence % _windowSize])\n {\n //process early packet\n _earlyReceived[_remoteSequence % _windowSize] = false;\n _remoteSequence = (_remoteSequence + 1) % NetConstants.MaxSequence;\n }\n }\n return true;\n }\n\n //holden packet\n if (_ordered)\n {\n _receivedPackets[ackIdx] = packet;\n }\n else\n {\n _earlyReceived[ackIdx] = true;\n Peer.AddReliablePacket(_deliveryMethod, packet);\n }\n return true;\n }\n }\n}" }, { "path": "Assets/Plugins/LiteNetLib/ReliableChannel.cs.meta", "content": "fileFormatVersion: 2\nguid: eee991fc4aaa1f3418cf4ac524154427\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/SequencedChannel.cs", "content": "using System;\n\nnamespace LiteNetLib\n{\n internal sealed class SequencedChannel : BaseChannel\n {\n private int _localSequence;\n private ushort _remoteSequence;\n private readonly bool _reliable;\n private NetPacket _lastPacket;\n private readonly NetPacket _ackPacket;\n private bool _mustSendAck;\n private readonly byte _id;\n private long _lastPacketSendTime;\n\n public SequencedChannel(NetPeer peer, bool reliable, byte id) : base(peer)\n {\n _id = id;\n _reliable = reliable;\n if (_reliable)\n _ackPacket = new NetPacket(PacketProperty.Ack, 0) {ChannelId = id};\n }\n\n public override void SendNextPackets()\n {\n if (_reliable && OutgoingQueue.Count == 0)\n {\n long currentTime = DateTime.UtcNow.Ticks;\n long packetHoldTime = currentTime - _lastPacketSendTime;\n if (packetHoldTime < Peer.ResendDelay * TimeSpan.TicksPerMillisecond)\n return;\n var packet = _lastPacket;\n if (packet != null)\n {\n _lastPacketSendTime = currentTime;\n Peer.SendUserData(packet);\n }\n }\n else\n {\n lock (OutgoingQueue)\n {\n while (OutgoingQueue.Count > 0)\n {\n NetPacket packet = OutgoingQueue.Dequeue();\n _localSequence = (_localSequence + 1) % NetConstants.MaxSequence;\n packet.Sequence = (ushort)_localSequence;\n packet.ChannelId = _id;\n Peer.SendUserData(packet);\n\n if (_reliable && OutgoingQueue.Count == 0)\n {\n _lastPacketSendTime = DateTime.UtcNow.Ticks;\n _lastPacket = packet;\n }\n else\n {\n Peer.NetManager.NetPacketPool.Recycle(packet);\n }\n }\n }\n }\n\n if (_reliable && _mustSendAck)\n {\n _mustSendAck = false;\n _ackPacket.Sequence = _remoteSequence;\n Peer.SendUserData(_ackPacket);\n }\n }\n\n public override bool ProcessPacket(NetPacket packet)\n {\n if (packet.IsFragmented)\n return false;\n if (packet.Property == PacketProperty.Ack)\n {\n if (_reliable && _lastPacket != null && packet.Sequence == _lastPacket.Sequence)\n _lastPacket = null;\n return false;\n }\n int relative = NetUtils.RelativeSequenceNumber(packet.Sequence, _remoteSequence);\n bool packetProcessed = false;\n if (packet.Sequence < NetConstants.MaxSequence && relative > 0)\n {\n if (Peer.NetManager.EnableStatistics) \n {\n Peer.Statistics.AddPacketLoss(relative - 1);\n Peer.NetManager.Statistics.AddPacketLoss(relative - 1);\n }\n\n _remoteSequence = packet.Sequence;\n Peer.NetManager.CreateReceiveEvent(\n packet, \n _reliable ? DeliveryMethod.ReliableSequenced : DeliveryMethod.Sequenced, \n NetConstants.ChanneledHeaderSize,\n Peer);\n packetProcessed = true;\n }\n _mustSendAck = true;\n return packetProcessed;\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/SequencedChannel.cs.meta", "content": "fileFormatVersion: 2\nguid: 3ee3332c6d2734f4980328c17ae0a71d\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/CRC32C.cs", "content": "#if NETCOREAPP3_0\nusing System;\nusing System.Runtime.InteropServices;\nusing System.Runtime.Intrinsics.X86;\n#endif\n\nnamespace LiteNetLib.Utils\n{\n //Implementation from Crc32.NET\n public static class CRC32C\n {\n public const int ChecksumSize = 4;\n private const uint Poly = 0x82F63B78u;\n private static readonly uint[] Table;\n\n static CRC32C()\n {\n#if NETCOREAPP3_0\n if(Sse42.IsSupported)\n return;\n#endif\n Table = new uint[16 * 256];\n for (uint i = 0; i < 256; i++)\n {\n uint res = i;\n for (int t = 0; t < 16; t++)\n {\n for (int k = 0; k < 8; k++) \n res = (res & 1) == 1 ? Poly ^ (res >> 1) : (res >> 1);\n Table[t * 256 + i] = res;\n }\n }\n }\n\n /// \n /// Compute CRC32C for data\n /// \n /// input data\n /// offset\n /// length\n /// CRC32C checksum\n public static uint Compute(byte[] input, int offset, int length)\n {\n uint crcLocal = uint.MaxValue;\n#if NETCOREAPP3_0\n if (Sse42.IsSupported)\n {\n var data = new ReadOnlySpan(input, offset, length);\n int processed = 0;\n if (Sse42.X64.IsSupported && data.Length > sizeof(ulong))\n {\n processed = data.Length / sizeof(ulong) * sizeof(ulong);\n var ulongs = MemoryMarshal.Cast(data.Slice(0, processed));\n ulong crclong = crcLocal;\n for (int i = 0; i < ulongs.Length; i++)\n {\n crclong = Sse42.X64.Crc32(crclong, ulongs[i]);\n }\n\n crcLocal = (uint)crclong;\n }\n else if (data.Length > sizeof(uint))\n {\n processed = data.Length / sizeof(uint) * sizeof(uint);\n var uints = MemoryMarshal.Cast(data.Slice(0, processed));\n for (int i = 0; i < uints.Length; i++)\n {\n crcLocal = Sse42.Crc32(crcLocal, uints[i]);\n }\n }\n\n for (int i = processed; i < data.Length; i++)\n {\n crcLocal = Sse42.Crc32(crcLocal, data[i]);\n }\n\n return crcLocal ^ uint.MaxValue;\n }\n#endif\n while (length >= 16)\n {\n var a = Table[(3 * 256) + input[offset + 12]]\n ^ Table[(2 * 256) + input[offset + 13]]\n ^ Table[(1 * 256) + input[offset + 14]]\n ^ Table[(0 * 256) + input[offset + 15]];\n\n var b = Table[(7 * 256) + input[offset + 8]]\n ^ Table[(6 * 256) + input[offset + 9]]\n ^ Table[(5 * 256) + input[offset + 10]]\n ^ Table[(4 * 256) + input[offset + 11]];\n\n var c = Table[(11 * 256) + input[offset + 4]]\n ^ Table[(10 * 256) + input[offset + 5]]\n ^ Table[(9 * 256) + input[offset + 6]]\n ^ Table[(8 * 256) + input[offset + 7]];\n\n var d = Table[(15 * 256) + ((byte)crcLocal ^ input[offset])]\n ^ Table[(14 * 256) + ((byte)(crcLocal >> 8) ^ input[offset + 1])]\n ^ Table[(13 * 256) + ((byte)(crcLocal >> 16) ^ input[offset + 2])]\n ^ Table[(12 * 256) + ((crcLocal >> 24) ^ input[offset + 3])];\n\n crcLocal = d ^ c ^ b ^ a;\n offset += 16;\n length -= 16;\n }\n while (--length >= 0)\n crcLocal = Table[(byte)(crcLocal ^ input[offset++])] ^ crcLocal >> 8;\n return crcLocal ^ uint.MaxValue;\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/CRC32C.cs.meta", "content": "fileFormatVersion: 2\nguid: 082cd999e5284844d82fd3f7ee0a9ede\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/FastBitConverter.cs", "content": "using System.Runtime.InteropServices;\n\nnamespace LiteNetLib.Utils\n{\n public static class FastBitConverter\n {\n [StructLayout(LayoutKind.Explicit)]\n private struct ConverterHelperDouble\n {\n [FieldOffset(0)]\n public ulong Along;\n\n [FieldOffset(0)]\n public double Adouble;\n }\n\n [StructLayout(LayoutKind.Explicit)]\n private struct ConverterHelperFloat\n {\n [FieldOffset(0)]\n public int Aint;\n\n [FieldOffset(0)]\n public float Afloat;\n }\n\n private static void WriteLittleEndian(byte[] buffer, int offset, ulong data)\n {\n#if BIGENDIAN\n buffer[offset + 7] = (byte)(data);\n buffer[offset + 6] = (byte)(data >> 8);\n buffer[offset + 5] = (byte)(data >> 16);\n buffer[offset + 4] = (byte)(data >> 24);\n buffer[offset + 3] = (byte)(data >> 32);\n buffer[offset + 2] = (byte)(data >> 40);\n buffer[offset + 1] = (byte)(data >> 48);\n buffer[offset ] = (byte)(data >> 56);\n#else\n buffer[offset] = (byte)(data);\n buffer[offset + 1] = (byte)(data >> 8);\n buffer[offset + 2] = (byte)(data >> 16);\n buffer[offset + 3] = (byte)(data >> 24);\n buffer[offset + 4] = (byte)(data >> 32);\n buffer[offset + 5] = (byte)(data >> 40);\n buffer[offset + 6] = (byte)(data >> 48);\n buffer[offset + 7] = (byte)(data >> 56);\n#endif\n }\n\n private static void WriteLittleEndian(byte[] buffer, int offset, int data)\n {\n#if BIGENDIAN\n buffer[offset + 3] = (byte)(data);\n buffer[offset + 2] = (byte)(data >> 8);\n buffer[offset + 1] = (byte)(data >> 16);\n buffer[offset ] = (byte)(data >> 24);\n#else\n buffer[offset] = (byte)(data);\n buffer[offset + 1] = (byte)(data >> 8);\n buffer[offset + 2] = (byte)(data >> 16);\n buffer[offset + 3] = (byte)(data >> 24);\n#endif\n }\n\n public static void WriteLittleEndian(byte[] buffer, int offset, short data)\n {\n#if BIGENDIAN\n buffer[offset + 1] = (byte)(data);\n buffer[offset ] = (byte)(data >> 8);\n#else\n buffer[offset] = (byte)(data);\n buffer[offset + 1] = (byte)(data >> 8);\n#endif\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, double value)\n {\n ConverterHelperDouble ch = new ConverterHelperDouble { Adouble = value };\n WriteLittleEndian(bytes, startIndex, ch.Along);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, float value)\n {\n ConverterHelperFloat ch = new ConverterHelperFloat { Afloat = value };\n WriteLittleEndian(bytes, startIndex, ch.Aint);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, short value)\n {\n WriteLittleEndian(bytes, startIndex, value);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, ushort value)\n {\n WriteLittleEndian(bytes, startIndex, (short)value);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, int value)\n {\n WriteLittleEndian(bytes, startIndex, value);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, uint value)\n {\n WriteLittleEndian(bytes, startIndex, (int)value);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, long value)\n {\n WriteLittleEndian(bytes, startIndex, (ulong)value);\n }\n\n public static void GetBytes(byte[] bytes, int startIndex, ulong value)\n {\n WriteLittleEndian(bytes, startIndex, value);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/FastBitConverter.cs.meta", "content": "fileFormatVersion: 2\nguid: 95d17deeb9f33bf4abfb7ad06ebcc80b\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/INetSerializable.cs", "content": "namespace LiteNetLib.Utils\n{\n public interface INetSerializable\n {\n void Serialize(NetDataWriter writer);\n void Deserialize(NetDataReader reader);\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/INetSerializable.cs.meta", "content": "fileFormatVersion: 2\nguid: 51a5959e04e00a549bb5d9e37d9d6053\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetDataReader.cs", "content": "using System;\nusing System.Net;\nusing System.Text;\n\nnamespace LiteNetLib.Utils\n{\n public class NetDataReader\n {\n protected byte[] _data;\n protected int _position;\n protected int _dataSize;\n private int _offset;\n\n public byte[] RawData\n {\n get { return _data; }\n }\n\n public int RawDataSize\n {\n get { return _dataSize; }\n }\n\n public int UserDataOffset\n {\n get { return _offset; }\n }\n\n public int UserDataSize\n {\n get { return _dataSize - _offset; }\n }\n\n public bool IsNull\n {\n get { return _data == null; }\n }\n\n public int Position\n {\n get { return _position; }\n }\n\n public bool EndOfData\n {\n get { return _position == _dataSize; }\n }\n\n public int AvailableBytes\n {\n get { return _dataSize - _position; }\n }\n \n public void SkipBytes(int count) \n {\n _position += count;\n }\n\n public void SetSource(NetDataWriter dataWriter)\n {\n _data = dataWriter.Data;\n _position = 0;\n _offset = 0;\n _dataSize = dataWriter.Length;\n }\n\n public void SetSource(byte[] source)\n {\n _data = source;\n _position = 0;\n _offset = 0;\n _dataSize = source.Length;\n }\n\n public void SetSource(byte[] source, int offset)\n {\n _data = source;\n _position = offset;\n _offset = offset;\n _dataSize = source.Length;\n }\n\n public void SetSource(byte[] source, int offset, int maxSize)\n {\n _data = source;\n _position = offset;\n _offset = offset;\n _dataSize = maxSize;\n }\n\n public NetDataReader()\n {\n\n }\n\n public NetDataReader(NetDataWriter writer)\n {\n SetSource(writer);\n }\n\n public NetDataReader(byte[] source)\n {\n SetSource(source);\n }\n\n public NetDataReader(byte[] source, int offset)\n {\n SetSource(source, offset);\n }\n\n public NetDataReader(byte[] source, int offset, int maxSize)\n {\n SetSource(source, offset, maxSize);\n }\n\n #region GetMethods\n public IPEndPoint GetNetEndPoint()\n {\n string host = GetString(1000);\n int port = GetInt();\n return NetUtils.MakeEndPoint(host, port);\n }\n\n public byte GetByte()\n {\n byte res = _data[_position];\n _position += 1;\n return res;\n }\n\n public sbyte GetSByte()\n {\n var b = (sbyte)_data[_position];\n _position++;\n return b;\n }\n\n public bool[] GetBoolArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new bool[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size);\n _position += size;\n return arr;\n }\n\n public ushort[] GetUShortArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new ushort[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 2);\n _position += size * 2;\n return arr;\n }\n\n public short[] GetShortArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new short[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 2);\n _position += size * 2;\n return arr;\n }\n\n public long[] GetLongArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new long[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 8);\n _position += size * 8;\n return arr;\n }\n\n public ulong[] GetULongArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new ulong[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 8);\n _position += size * 8;\n return arr;\n }\n\n public int[] GetIntArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new int[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 4);\n _position += size * 4;\n return arr;\n }\n\n public uint[] GetUIntArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new uint[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 4);\n _position += size * 4;\n return arr;\n }\n\n public float[] GetFloatArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new float[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 4);\n _position += size * 4;\n return arr;\n }\n\n public double[] GetDoubleArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new double[size];\n Buffer.BlockCopy(_data, _position, arr, 0, size * 8);\n _position += size * 8;\n return arr;\n }\n\n public string[] GetStringArray()\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new string[size];\n for (int i = 0; i < size; i++)\n {\n arr[i] = GetString();\n }\n return arr;\n }\n\n public string[] GetStringArray(int maxStringLength)\n {\n ushort size = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n var arr = new string[size];\n for (int i = 0; i < size; i++)\n {\n arr[i] = GetString(maxStringLength);\n }\n return arr;\n }\n\n public bool GetBool()\n {\n bool res = _data[_position] > 0;\n _position += 1;\n return res;\n }\n\n public char GetChar()\n {\n char result = BitConverter.ToChar(_data, _position);\n _position += 2;\n return result;\n }\n\n public ushort GetUShort()\n {\n ushort result = BitConverter.ToUInt16(_data, _position);\n _position += 2;\n return result;\n }\n\n public short GetShort()\n {\n short result = BitConverter.ToInt16(_data, _position);\n _position += 2;\n return result;\n }\n\n public long GetLong()\n {\n long result = BitConverter.ToInt64(_data, _position);\n _position += 8;\n return result;\n }\n\n public ulong GetULong()\n {\n ulong result = BitConverter.ToUInt64(_data, _position);\n _position += 8;\n return result;\n }\n\n public int GetInt()\n {\n int result = BitConverter.ToInt32(_data, _position);\n _position += 4;\n return result;\n }\n\n public uint GetUInt()\n {\n uint result = BitConverter.ToUInt32(_data, _position);\n _position += 4;\n return result;\n }\n\n public float GetFloat()\n {\n float result = BitConverter.ToSingle(_data, _position);\n _position += 4;\n return result;\n }\n\n public double GetDouble()\n {\n double result = BitConverter.ToDouble(_data, _position);\n _position += 8;\n return result;\n }\n\n public string GetString(int maxLength)\n {\n int bytesCount = GetInt();\n if (bytesCount <= 0 || bytesCount > maxLength*2)\n {\n return string.Empty;\n }\n\n int charCount = Encoding.UTF8.GetCharCount(_data, _position, bytesCount);\n if (charCount > maxLength)\n {\n return string.Empty;\n }\n\n string result = Encoding.UTF8.GetString(_data, _position, bytesCount);\n _position += bytesCount;\n return result;\n }\n\n public string GetString()\n {\n int bytesCount = GetInt();\n if (bytesCount <= 0)\n {\n return string.Empty;\n }\n\n string result = Encoding.UTF8.GetString(_data, _position, bytesCount);\n _position += bytesCount;\n return result;\n }\n\n public ArraySegment GetRemainingBytesSegment()\n {\n ArraySegment segment = new ArraySegment(_data, _position, AvailableBytes);\n _position = _data.Length;\n return segment;\n }\n\n public T Get() where T : INetSerializable, new()\n {\n var obj = new T();\n obj.Deserialize(this);\n return obj;\n }\n\n public byte[] GetRemainingBytes()\n {\n byte[] outgoingData = new byte[AvailableBytes];\n Buffer.BlockCopy(_data, _position, outgoingData, 0, AvailableBytes);\n _position = _data.Length;\n return outgoingData;\n }\n\n public void GetBytes(byte[] destination, int start, int count)\n {\n Buffer.BlockCopy(_data, _position, destination, start, count);\n _position += count;\n }\n\n public void GetBytes(byte[] destination, int count)\n {\n Buffer.BlockCopy(_data, _position, destination, 0, count);\n _position += count;\n }\n \n public sbyte[] GetSBytesWithLength()\n {\n int length = GetInt();\n sbyte[] outgoingData = new sbyte[length];\n Buffer.BlockCopy(_data, _position, outgoingData, 0, length);\n _position += length;\n return outgoingData;\n }\n \n public byte[] GetBytesWithLength()\n {\n int length = GetInt();\n byte[] outgoingData = new byte[length];\n Buffer.BlockCopy(_data, _position, outgoingData, 0, length);\n _position += length;\n return outgoingData;\n }\n #endregion\n\n #region PeekMethods\n\n public byte PeekByte()\n {\n return _data[_position];\n }\n\n public sbyte PeekSByte()\n {\n return (sbyte)_data[_position];\n }\n\n public bool PeekBool()\n {\n return _data[_position] > 0;\n }\n\n public char PeekChar()\n {\n return BitConverter.ToChar(_data, _position);\n }\n\n public ushort PeekUShort()\n {\n return BitConverter.ToUInt16(_data, _position);\n }\n\n public short PeekShort()\n {\n return BitConverter.ToInt16(_data, _position);\n }\n\n public long PeekLong()\n {\n return BitConverter.ToInt64(_data, _position);\n }\n\n public ulong PeekULong()\n {\n return BitConverter.ToUInt64(_data, _position);\n }\n\n public int PeekInt()\n {\n return BitConverter.ToInt32(_data, _position);\n }\n\n public uint PeekUInt()\n {\n return BitConverter.ToUInt32(_data, _position);\n }\n\n public float PeekFloat()\n {\n return BitConverter.ToSingle(_data, _position);\n }\n\n public double PeekDouble()\n {\n return BitConverter.ToDouble(_data, _position);\n }\n\n public string PeekString(int maxLength)\n {\n int bytesCount = BitConverter.ToInt32(_data, _position);\n if (bytesCount <= 0 || bytesCount > maxLength * 2)\n {\n return string.Empty;\n }\n\n int charCount = Encoding.UTF8.GetCharCount(_data, _position + 4, bytesCount);\n if (charCount > maxLength)\n {\n return string.Empty;\n }\n\n string result = Encoding.UTF8.GetString(_data, _position + 4, bytesCount);\n return result;\n }\n\n public string PeekString()\n {\n int bytesCount = BitConverter.ToInt32(_data, _position);\n if (bytesCount <= 0)\n {\n return string.Empty;\n }\n\n string result = Encoding.UTF8.GetString(_data, _position + 4, bytesCount);\n return result;\n }\n #endregion\n\n #region TryGetMethods\n public bool TryGetByte(out byte result)\n {\n if (AvailableBytes >= 1)\n {\n result = GetByte();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetSByte(out sbyte result)\n {\n if (AvailableBytes >= 1)\n {\n result = GetSByte();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetBool(out bool result)\n {\n if (AvailableBytes >= 1)\n {\n result = GetBool();\n return true;\n }\n result = false;\n return false;\n }\n\n public bool TryGetChar(out char result)\n {\n if (AvailableBytes >= 2)\n {\n result = GetChar();\n return true;\n }\n result = '\\0';\n return false;\n }\n\n public bool TryGetShort(out short result)\n {\n if (AvailableBytes >= 2)\n {\n result = GetShort();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetUShort(out ushort result)\n {\n if (AvailableBytes >= 2)\n {\n result = GetUShort();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetInt(out int result)\n {\n if (AvailableBytes >= 4)\n {\n result = GetInt();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetUInt(out uint result)\n {\n if (AvailableBytes >= 4)\n {\n result = GetUInt();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetLong(out long result)\n {\n if (AvailableBytes >= 8)\n {\n result = GetLong();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetULong(out ulong result)\n {\n if (AvailableBytes >= 8)\n {\n result = GetULong();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetFloat(out float result)\n {\n if (AvailableBytes >= 4)\n {\n result = GetFloat();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetDouble(out double result)\n {\n if (AvailableBytes >= 8)\n {\n result = GetDouble();\n return true;\n }\n result = 0;\n return false;\n }\n\n public bool TryGetString(out string result)\n {\n if (AvailableBytes >= 4)\n {\n var bytesCount = PeekInt();\n if (AvailableBytes >= bytesCount + 4)\n {\n result = GetString();\n return true;\n }\n }\n result = null;\n return false;\n }\n\n public bool TryGetStringArray(out string[] result)\n {\n ushort size;\n if (!TryGetUShort(out size))\n {\n result = null;\n return false;\n }\n\n result = new string[size];\n for (int i = 0; i < size; i++)\n {\n if (!TryGetString(out result[i]))\n {\n result = null;\n return false;\n }\n }\n\n return true;\n }\n\n public bool TryGetBytesWithLength(out byte[] result)\n {\n if (AvailableBytes >= 4)\n {\n var length = PeekInt();\n if (length >= 0 && AvailableBytes >= length + 4)\n {\n result = GetBytesWithLength();\n return true;\n }\n }\n result = null;\n return false;\n }\n #endregion\n\n public void Clear()\n {\n _position = 0;\n _dataSize = 0;\n _data = null;\n }\n }\n}\n\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetDataReader.cs.meta", "content": "fileFormatVersion: 2\nguid: a46d434c453198440bcb27e10f692391\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetDataWriter.cs", "content": "using System;\nusing System.Net;\nusing System.Text;\n\nnamespace LiteNetLib.Utils\n{\n public class NetDataWriter\n {\n protected byte[] _data;\n protected int _position;\n private const int InitialSize = 64;\n private readonly bool _autoResize;\n\n public int Capacity\n {\n get { return _data.Length; }\n }\n\n public NetDataWriter() : this(true, InitialSize)\n {\n }\n\n public NetDataWriter(bool autoResize) : this(autoResize, InitialSize)\n {\n }\n\n public NetDataWriter(bool autoResize, int initialSize)\n {\n _data = new byte[initialSize];\n _autoResize = autoResize;\n }\n\n /// \n /// Creates NetDataWriter from existing ByteArray\n /// \n /// Source byte array\n /// Copy array to new location or use existing\n public static NetDataWriter FromBytes(byte[] bytes, bool copy)\n {\n if (copy)\n {\n var netDataWriter = new NetDataWriter(true, bytes.Length);\n netDataWriter.Put(bytes);\n return netDataWriter;\n }\n return new NetDataWriter(true, 0) {_data = bytes};\n }\n\n /// \n /// Creates NetDataWriter from existing ByteArray (always copied data)\n /// \n /// Source byte array\n /// Offset of array\n /// Length of array\n public static NetDataWriter FromBytes(byte[] bytes, int offset, int length)\n {\n var netDataWriter = new NetDataWriter(true, bytes.Length);\n netDataWriter.Put(bytes, offset, length);\n return netDataWriter;\n }\n\n public static NetDataWriter FromString(string value)\n {\n var netDataWriter = new NetDataWriter();\n netDataWriter.Put(value);\n return netDataWriter;\n }\n\n public void ResizeIfNeed(int newSize)\n {\n int len = _data.Length;\n if (len < newSize)\n {\n while (len < newSize)\n len *= 2;\n Array.Resize(ref _data, len);\n }\n }\n\n public void Reset(int size)\n {\n ResizeIfNeed(size);\n _position = 0;\n }\n\n public void Reset()\n {\n _position = 0;\n }\n\n public byte[] CopyData()\n {\n byte[] resultData = new byte[_position];\n Buffer.BlockCopy(_data, 0, resultData, 0, _position);\n return resultData;\n }\n\n public byte[] Data\n {\n get { return _data; }\n }\n\n public int Length\n {\n get { return _position; }\n }\n\n public void Put(float value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 4);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 4;\n }\n\n public void Put(double value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 8);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 8;\n }\n\n public void Put(long value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 8);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 8;\n }\n\n public void Put(ulong value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 8);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 8;\n }\n\n public void Put(int value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 4);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 4;\n }\n\n public void Put(uint value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 4);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 4;\n }\n\n public void Put(char value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 2);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 2;\n }\n\n public void Put(ushort value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 2);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 2;\n }\n\n public void Put(short value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 2);\n FastBitConverter.GetBytes(_data, _position, value);\n _position += 2;\n }\n\n public void Put(sbyte value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 1);\n _data[_position] = (byte)value;\n _position++;\n }\n\n public void Put(byte value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 1);\n _data[_position] = value;\n _position++;\n }\n\n public void Put(byte[] data, int offset, int length)\n {\n if (_autoResize)\n ResizeIfNeed(_position + length);\n Buffer.BlockCopy(data, offset, _data, _position, length);\n _position += length;\n }\n\n public void Put(byte[] data)\n {\n if (_autoResize)\n ResizeIfNeed(_position + data.Length);\n Buffer.BlockCopy(data, 0, _data, _position, data.Length);\n _position += data.Length;\n }\n \n public void PutSBytesWithLength(sbyte[] data, int offset, int length)\n {\n if (_autoResize)\n ResizeIfNeed(_position + length + 4);\n FastBitConverter.GetBytes(_data, _position, length);\n Buffer.BlockCopy(data, offset, _data, _position + 4, length);\n _position += length + 4;\n }\n \n public void PutSBytesWithLength(sbyte[] data)\n {\n if (_autoResize)\n ResizeIfNeed(_position + data.Length + 4);\n FastBitConverter.GetBytes(_data, _position, data.Length);\n Buffer.BlockCopy(data, 0, _data, _position + 4, data.Length);\n _position += data.Length + 4;\n }\n\n public void PutBytesWithLength(byte[] data, int offset, int length)\n {\n if (_autoResize)\n ResizeIfNeed(_position + length + 4);\n FastBitConverter.GetBytes(_data, _position, length);\n Buffer.BlockCopy(data, offset, _data, _position + 4, length);\n _position += length + 4;\n }\n\n public void PutBytesWithLength(byte[] data)\n {\n if (_autoResize)\n ResizeIfNeed(_position + data.Length + 4);\n FastBitConverter.GetBytes(_data, _position, data.Length);\n Buffer.BlockCopy(data, 0, _data, _position + 4, data.Length);\n _position += data.Length + 4;\n }\n\n public void Put(bool value)\n {\n if (_autoResize)\n ResizeIfNeed(_position + 1);\n _data[_position] = (byte)(value ? 1 : 0);\n _position++;\n }\n\n private void PutArray(Array arr, int sz)\n {\n ushort length = arr == null ? (ushort) 0 : (ushort)arr.Length;\n sz *= length;\n if (_autoResize)\n ResizeIfNeed(_position + sz + 2);\n FastBitConverter.GetBytes(_data, _position, length);\n if (arr != null)\n Buffer.BlockCopy(arr, 0, _data, _position + 2, sz);\n _position += sz + 2;\n }\n\n public void PutArray(float[] value)\n {\n PutArray(value, 4);\n }\n\n public void PutArray(double[] value)\n {\n PutArray(value, 8);\n }\n\n public void PutArray(long[] value)\n {\n PutArray(value, 8);\n }\n\n public void PutArray(ulong[] value)\n {\n PutArray(value, 8);\n }\n\n public void PutArray(int[] value)\n {\n PutArray(value, 4);\n }\n\n public void PutArray(uint[] value)\n {\n PutArray(value, 4);\n }\n\n public void PutArray(ushort[] value)\n {\n PutArray(value, 2);\n }\n\n public void PutArray(short[] value)\n {\n PutArray(value, 2);\n }\n\n public void PutArray(bool[] value)\n {\n PutArray(value, 1);\n }\n\n public void PutArray(string[] value)\n {\n ushort len = value == null ? (ushort)0 : (ushort)value.Length;\n Put(len);\n for (int i = 0; i < len; i++)\n Put(value[i]);\n }\n\n public void PutArray(string[] value, int maxLength)\n {\n ushort len = value == null ? (ushort)0 : (ushort)value.Length;\n Put(len);\n for (int i = 0; i < len; i++)\n Put(value[i], maxLength);\n }\n\n public void Put(IPEndPoint endPoint)\n {\n Put(endPoint.Address.ToString());\n Put(endPoint.Port);\n }\n\n public void Put(string value)\n {\n if (string.IsNullOrEmpty(value))\n {\n Put(0);\n return;\n }\n\n //put bytes count\n int bytesCount = Encoding.UTF8.GetByteCount(value);\n if (_autoResize)\n ResizeIfNeed(_position + bytesCount + 4);\n Put(bytesCount);\n\n //put string\n Encoding.UTF8.GetBytes(value, 0, value.Length, _data, _position);\n _position += bytesCount;\n }\n\n public void Put(string value, int maxLength)\n {\n if (string.IsNullOrEmpty(value))\n {\n Put(0);\n return;\n }\n\n int length = value.Length > maxLength ? maxLength : value.Length;\n //calculate max count\n int bytesCount = Encoding.UTF8.GetByteCount(value);\n if (_autoResize)\n ResizeIfNeed(_position + bytesCount + 4);\n\n //put bytes count\n Put(bytesCount);\n\n //put string\n Encoding.UTF8.GetBytes(value, 0, length, _data, _position);\n\n _position += bytesCount;\n }\n\n public void Put(T obj) where T : INetSerializable\n {\n obj.Serialize(this);\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetDataWriter.cs.meta", "content": "fileFormatVersion: 2\nguid: c0ffde081f520024ab3d374372df31ff\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetPacketProcessor.cs", "content": "using System;\nusing System.Collections.Generic;\n\nnamespace LiteNetLib.Utils\n{\n public class NetPacketProcessor\n {\n private static class HashCache\n {\n public static bool Initialized;\n public static ulong Id;\n }\n\n protected delegate void SubscribeDelegate(NetDataReader reader, object userData);\n private readonly NetSerializer _netSerializer;\n private readonly Dictionary _callbacks = new Dictionary();\n private readonly NetDataWriter _netDataWriter = new NetDataWriter();\n\n public NetPacketProcessor()\n {\n _netSerializer = new NetSerializer();\n }\n\n public NetPacketProcessor(int maxStringLength)\n {\n _netSerializer = new NetSerializer(maxStringLength);\n }\n\n //FNV-1 64 bit hash\n protected virtual ulong GetHash()\n {\n if(HashCache.Initialized)\n return HashCache.Id;\n\n ulong hash = 14695981039346656037UL; //offset\n string typeName = typeof(T).FullName;\n for (var i = 0; i < typeName.Length; i++)\n {\n hash = hash ^ typeName[i];\n hash *= 1099511628211UL; //prime\n }\n HashCache.Initialized = true;\n HashCache.Id = hash;\n return hash;\n }\n\n protected virtual SubscribeDelegate GetCallbackFromData(NetDataReader reader)\n {\n var hash = reader.GetULong();\n SubscribeDelegate action;\n if (!_callbacks.TryGetValue(hash, out action))\n {\n throw new ParseException(\"Undefined packet in NetDataReader\");\n }\n return action;\n }\n\n protected virtual void WriteHash(NetDataWriter writer)\n {\n writer.Put(GetHash());\n }\n\n /// \n /// Register nested property type\n /// \n /// INetSerializable structure\n public void RegisterNestedType() where T : struct, INetSerializable\n {\n _netSerializer.RegisterNestedType();\n }\n\n /// \n /// Register nested property type\n /// \n /// \n /// \n public void RegisterNestedType(Action writeDelegate, Func readDelegate)\n {\n _netSerializer.RegisterNestedType(writeDelegate, readDelegate);\n }\n\n /// \n /// Register nested property type\n /// \n /// INetSerializable class\n public void RegisterNestedType(Func constructor) where T : class, INetSerializable\n {\n _netSerializer.RegisterNestedType(constructor);\n }\n\n /// \n /// Reads all available data from NetDataReader and calls OnReceive delegates\n /// \n /// NetDataReader with packets data\n public void ReadAllPackets(NetDataReader reader)\n {\n while (reader.AvailableBytes > 0)\n ReadPacket(reader);\n }\n\n /// \n /// Reads all available data from NetDataReader and calls OnReceive delegates\n /// \n /// NetDataReader with packets data\n /// Argument that passed to OnReceivedEvent\n /// Malformed packet\n public void ReadAllPackets(NetDataReader reader, object userData)\n {\n while (reader.AvailableBytes > 0)\n ReadPacket(reader, userData);\n }\n\n /// \n /// Reads one packet from NetDataReader and calls OnReceive delegate\n /// \n /// NetDataReader with packet\n /// Malformed packet\n public void ReadPacket(NetDataReader reader)\n {\n ReadPacket(reader, null);\n }\n\n public void Send(NetPeer peer, T packet, DeliveryMethod options) where T : class, new()\n {\n _netDataWriter.Reset();\n Write(_netDataWriter, packet);\n peer.Send(_netDataWriter, options);\n }\n\n public void SendNetSerializable(NetPeer peer, T packet, DeliveryMethod options) where T : INetSerializable\n {\n _netDataWriter.Reset();\n WriteNetSerializable(_netDataWriter, packet);\n peer.Send(_netDataWriter, options);\n }\n\n public void Send(NetManager manager, T packet, DeliveryMethod options) where T : class, new()\n {\n _netDataWriter.Reset();\n Write(_netDataWriter, packet);\n manager.SendToAll(_netDataWriter, options);\n }\n\n public void SendNetSerializable(NetManager manager, T packet, DeliveryMethod options) where T : INetSerializable\n {\n _netDataWriter.Reset();\n WriteNetSerializable(_netDataWriter, packet);\n manager.SendToAll(_netDataWriter, options);\n }\n\n public void Write(NetDataWriter writer, T packet) where T : class, new()\n {\n WriteHash(writer);\n _netSerializer.Serialize(writer, packet);\n }\n\n public void WriteNetSerializable(NetDataWriter writer, T packet) where T : INetSerializable\n {\n WriteHash(writer);\n packet.Serialize(writer);\n }\n\n public byte[] Write(T packet) where T : class, new()\n {\n _netDataWriter.Reset();\n WriteHash(_netDataWriter);\n _netSerializer.Serialize(_netDataWriter, packet);\n return _netDataWriter.CopyData();\n }\n\n public byte[] WriteNetSerializable(T packet) where T : INetSerializable\n {\n _netDataWriter.Reset();\n WriteHash(_netDataWriter);\n packet.Serialize(_netDataWriter);\n return _netDataWriter.CopyData();\n }\n\n /// \n /// Reads one packet from NetDataReader and calls OnReceive delegate\n /// \n /// NetDataReader with packet\n /// Argument that passed to OnReceivedEvent\n /// Malformed packet\n public void ReadPacket(NetDataReader reader, object userData)\n {\n GetCallbackFromData(reader)(reader, userData);\n }\n\n /// \n /// Register and subscribe to packet receive event\n /// \n /// event that will be called when packet deserialized with ReadPacket method\n /// Method that constructs packet instead of slow Activator.CreateInstance\n /// 's fields are not supported, or it has no fields\n public void Subscribe(Action onReceive, Func packetConstructor) where T : class, new()\n {\n _netSerializer.Register();\n _callbacks[GetHash()] = (reader, userData) =>\n {\n var reference = packetConstructor();\n _netSerializer.Deserialize(reader, reference);\n onReceive(reference);\n };\n }\n\n /// \n /// Register and subscribe to packet receive event (with userData)\n /// \n /// event that will be called when packet deserialized with ReadPacket method\n /// Method that constructs packet instead of slow Activator.CreateInstance\n /// 's fields are not supported, or it has no fields\n public void Subscribe(Action onReceive, Func packetConstructor) where T : class, new()\n {\n _netSerializer.Register();\n _callbacks[GetHash()] = (reader, userData) =>\n {\n var reference = packetConstructor();\n _netSerializer.Deserialize(reader, reference);\n onReceive(reference, (TUserData)userData);\n };\n }\n\n /// \n /// Register and subscribe to packet receive event\n /// This method will overwrite last received packet class on receive (less garbage)\n /// \n /// event that will be called when packet deserialized with ReadPacket method\n /// 's fields are not supported, or it has no fields\n public void SubscribeReusable(Action onReceive) where T : class, new()\n {\n _netSerializer.Register();\n var reference = new T();\n _callbacks[GetHash()] = (reader, userData) =>\n {\n _netSerializer.Deserialize(reader, reference);\n onReceive(reference);\n };\n }\n\n /// \n /// Register and subscribe to packet receive event\n /// This method will overwrite last received packet class on receive (less garbage)\n /// \n /// event that will be called when packet deserialized with ReadPacket method\n /// 's fields are not supported, or it has no fields\n public void SubscribeReusable(Action onReceive) where T : class, new()\n {\n _netSerializer.Register();\n var reference = new T();\n _callbacks[GetHash()] = (reader, userData) =>\n {\n _netSerializer.Deserialize(reader, reference);\n onReceive(reference, (TUserData)userData);\n };\n }\n\n public void SubscribeNetSerializable(\n Action onReceive, \n Func packetConstructor) where T : INetSerializable\n {\n _callbacks[GetHash()] = (reader, userData) =>\n {\n var pkt = packetConstructor();\n pkt.Deserialize(reader);\n onReceive(pkt, (TUserData)userData);\n };\n }\n\n public void SubscribeNetSerializable(\n Action onReceive,\n Func packetConstructor) where T : INetSerializable\n {\n _callbacks[GetHash()] = (reader, userData) =>\n {\n var pkt = packetConstructor();\n pkt.Deserialize(reader);\n onReceive(pkt);\n };\n }\n\n public void SubscribeNetSerializable(\n Action onReceive) where T : INetSerializable, new()\n {\n var reference = new T();\n _callbacks[GetHash()] = (reader, userData) =>\n {\n reference.Deserialize(reader);\n onReceive(reference, (TUserData)userData);\n };\n }\n\n public void SubscribeNetSerializable(\n Action onReceive) where T : INetSerializable, new()\n {\n var reference = new T();\n _callbacks[GetHash()] = (reader, userData) =>\n {\n reference.Deserialize(reader);\n onReceive(reference);\n };\n }\n\n /// \n /// Remove any subscriptions by type\n /// \n /// Packet type\n /// true if remove is success\n public bool RemoveSubscription()\n {\n return _callbacks.Remove(GetHash());\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetPacketProcessor.cs.meta", "content": "fileFormatVersion: 2\nguid: b42e8b07a748cfa49b39546f3d747abe\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetSerializer.cs", "content": "using System;\nusing System.Reflection;\nusing System.Collections.Generic;\nusing System.Net;\n\nnamespace LiteNetLib.Utils\n{\n public class InvalidTypeException : ArgumentException\n {\n public InvalidTypeException(string message) : base(message) { }\n }\n\n public class ParseException : Exception\n {\n public ParseException(string message) : base(message) { }\n }\n\n public class NetSerializer\n {\n private enum CallType\n {\n Basic,\n Array,\n List\n }\n\n private abstract class FastCall\n {\n public CallType Type;\n public virtual void Init(MethodInfo getMethod, MethodInfo setMethod, CallType type) { Type = type; }\n public abstract void Read(T inf, NetDataReader r);\n public abstract void Write(T inf, NetDataWriter w);\n public abstract void ReadArray(T inf, NetDataReader r);\n public abstract void WriteArray(T inf, NetDataWriter w);\n public abstract void ReadList(T inf, NetDataReader r);\n public abstract void WriteList(T inf, NetDataWriter w);\n }\n\n private abstract class FastCallSpecific : FastCall\n {\n protected Func Getter;\n protected Action Setter;\n protected Func GetterArr;\n protected Action SetterArr;\n protected Func> GetterList;\n protected Action> SetterList;\n\n public override void ReadArray(TClass inf, NetDataReader r) { throw new InvalidTypeException(\"Unsupported type: \" + typeof(TProperty) + \"[]\"); }\n public override void WriteArray(TClass inf, NetDataWriter w) { throw new InvalidTypeException(\"Unsupported type: \" + typeof(TProperty) + \"[]\"); }\n public override void ReadList(TClass inf, NetDataReader r) { throw new InvalidTypeException(\"Unsupported type: List<\" + typeof(TProperty) + \">\"); }\n public override void WriteList(TClass inf, NetDataWriter w) { throw new InvalidTypeException(\"Unsupported type: List<\" + typeof(TProperty) + \">\"); }\n\n protected TProperty[] ReadArrayHelper(TClass inf, NetDataReader r)\n {\n ushort count = r.GetUShort();\n var arr = GetterArr(inf);\n arr = arr == null || arr.Length != count ? new TProperty[count] : arr;\n SetterArr(inf, arr);\n return arr;\n }\n\n protected TProperty[] WriteArrayHelper(TClass inf, NetDataWriter w)\n {\n var arr = GetterArr(inf);\n w.Put((ushort)arr.Length);\n return arr;\n }\n\n protected List ReadListHelper(TClass inf, NetDataReader r, out int len)\n {\n len = r.GetUShort();\n var list = GetterList(inf);\n if (list == null)\n {\n list = new List(len);\n SetterList(inf, list);\n }\n return list;\n }\n\n protected List WriteListHelper(TClass inf, NetDataWriter w, out int len)\n {\n var list = GetterList(inf);\n if (list == null)\n {\n len = 0;\n w.Put(0);\n return null;\n }\n len = list.Count;\n w.Put((ushort)len);\n return list;\n }\n\n public override void Init(MethodInfo getMethod, MethodInfo setMethod, CallType type)\n {\n base.Init(getMethod, setMethod, type);\n switch (type)\n {\n case CallType.Array:\n GetterArr = (Func)Delegate.CreateDelegate(typeof(Func), getMethod);\n SetterArr = (Action)Delegate.CreateDelegate(typeof(Action), setMethod);\n break;\n case CallType.List:\n GetterList = (Func>)Delegate.CreateDelegate(typeof(Func>), getMethod);\n SetterList = (Action>)Delegate.CreateDelegate(typeof(Action>), setMethod);\n break;\n default:\n Getter = (Func)Delegate.CreateDelegate(typeof(Func), getMethod);\n Setter = (Action)Delegate.CreateDelegate(typeof(Action), setMethod);\n break;\n }\n }\n }\n\n private abstract class FastCallSpecificAuto : FastCallSpecific\n {\n protected abstract void ElementRead(NetDataReader r, out TProperty prop);\n protected abstract void ElementWrite(NetDataWriter w, ref TProperty prop);\n\n public override void Read(TClass inf, NetDataReader r)\n {\n TProperty elem;\n ElementRead(r, out elem);\n Setter(inf, elem);\n }\n\n public override void Write(TClass inf, NetDataWriter w)\n {\n var elem = Getter(inf);\n ElementWrite(w, ref elem);\n }\n\n public override void ReadArray(TClass inf, NetDataReader r)\n {\n var arr = ReadArrayHelper(inf, r);\n for (int i = 0; i < arr.Length; i++)\n ElementRead(r, out arr[i]);\n }\n\n public override void WriteArray(TClass inf, NetDataWriter w)\n {\n var arr = WriteArrayHelper(inf, w);\n for (int i = 0; i < arr.Length; i++)\n ElementWrite(w, ref arr[i]);\n }\n }\n\n private sealed class FastCallStatic : FastCallSpecific\n {\n private readonly Action _writer;\n private readonly Func _reader;\n\n public FastCallStatic(Action write, Func read)\n {\n _writer = write;\n _reader = read;\n }\n\n public override void Read(TClass inf, NetDataReader r) { Setter(inf, _reader(r)); }\n public override void Write(TClass inf, NetDataWriter w) { _writer(w, Getter(inf)); }\n\n public override void ReadList(TClass inf, NetDataReader r)\n {\n int len;\n var list = ReadListHelper(inf, r, out len);\n int listCount = list.Count;\n for (int i = 0; i < len; i++)\n {\n if (i < listCount)\n list[i] = _reader(r);\n else\n list.Add(_reader(r));\n }\n if (len < listCount)\n list.RemoveRange(len, listCount - len);\n }\n\n public override void WriteList(TClass inf, NetDataWriter w)\n {\n int len;\n var list = WriteListHelper(inf, w, out len);\n for (int i = 0; i < len; i++)\n _writer(w, list[i]);\n }\n\n public override void ReadArray(TClass inf, NetDataReader r)\n {\n var arr = ReadArrayHelper(inf, r);\n int len = arr.Length;\n for (int i = 0; i < len; i++)\n arr[i] = _reader(r);\n }\n\n public override void WriteArray(TClass inf, NetDataWriter w)\n {\n var arr = WriteArrayHelper(inf, w);\n int len = arr.Length;\n for (int i = 0; i < len; i++)\n _writer(w, arr[i]);\n }\n }\n\n private sealed class FastCallStruct : FastCallSpecific where TProperty : struct, INetSerializable\n {\n private TProperty _p;\n\n public override void Read(TClass inf, NetDataReader r)\n {\n _p.Deserialize(r);\n Setter(inf, _p);\n }\n\n public override void Write(TClass inf, NetDataWriter w)\n {\n _p = Getter(inf);\n _p.Serialize(w);\n }\n\n public override void ReadList(TClass inf, NetDataReader r)\n {\n int len;\n var list = ReadListHelper(inf, r, out len);\n int listCount = list.Count;\n for (int i = 0; i < len; i++)\n {\n var itm = default(TProperty);\n itm.Deserialize(r);\n if(i < listCount)\n list[i] = itm;\n else\n list.Add(itm);\n }\n if (len < listCount)\n list.RemoveRange(len, listCount - len);\n }\n\n public override void WriteList(TClass inf, NetDataWriter w)\n {\n int len;\n var list = WriteListHelper(inf, w, out len);\n for (int i = 0; i < len; i++)\n list[i].Serialize(w);\n }\n\n public override void ReadArray(TClass inf, NetDataReader r)\n {\n var arr = ReadArrayHelper(inf, r);\n int len = arr.Length;\n for (int i = 0; i < len; i++)\n arr[i].Deserialize(r);\n }\n\n public override void WriteArray(TClass inf, NetDataWriter w)\n {\n var arr = WriteArrayHelper(inf, w);\n int len = arr.Length;\n for (int i = 0; i < len; i++)\n arr[i].Serialize(w);\n }\n }\n\n private sealed class FastCallClass : FastCallSpecific where TProperty : class, INetSerializable\n {\n private readonly Func _constructor;\n public FastCallClass(Func constructor) { _constructor = constructor; }\n\n public override void Read(TClass inf, NetDataReader r)\n {\n var p = _constructor();\n p.Deserialize(r);\n Setter(inf, p);\n }\n\n public override void Write(TClass inf, NetDataWriter w)\n {\n var p = Getter(inf);\n if(p != null)\n p.Serialize(w);\n }\n\n public override void ReadList(TClass inf, NetDataReader r)\n {\n int len;\n var list = ReadListHelper(inf, r, out len);\n int listCount = list.Count;\n for (int i = 0; i < len; i++)\n {\n if (i < listCount)\n {\n list[i].Deserialize(r);\n }\n else\n {\n var itm = _constructor();\n itm.Deserialize(r);\n list.Add(itm);\n }\n }\n if (len < listCount)\n list.RemoveRange(len, listCount - len);\n }\n\n public override void WriteList(TClass inf, NetDataWriter w)\n {\n int len;\n var list = WriteListHelper(inf, w, out len);\n for (int i = 0; i < len; i++)\n list[i].Serialize(w);\n }\n\n public override void ReadArray(TClass inf, NetDataReader r)\n {\n var arr = ReadArrayHelper(inf, r);\n int len = arr.Length;\n for (int i = 0; i < len; i++)\n {\n arr[i] = _constructor();\n arr[i].Deserialize(r);\n }\n }\n\n public override void WriteArray(TClass inf, NetDataWriter w)\n {\n var arr = WriteArrayHelper(inf, w);\n int len = arr.Length;\n for (int i = 0; i < len; i++)\n arr[i].Serialize(w);\n }\n }\n\n private class IntSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetInt()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetIntArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class UIntSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetUInt()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetUIntArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class ShortSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetShort()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetShortArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class UShortSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetUShort()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetUShortArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class LongSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetLong()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetLongArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class ULongSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetULong()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetULongArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class ByteSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetByte()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetBytesWithLength()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutBytesWithLength(GetterArr(inf)); }\n }\n\n private class SByteSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetSByte()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetSBytesWithLength()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutSBytesWithLength(GetterArr(inf)); }\n }\n\n private class FloatSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetFloat()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetFloatArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class DoubleSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetDouble()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetDoubleArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class BoolSerializer : FastCallSpecific\n {\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetBool()); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf)); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetBoolArray()); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf)); }\n }\n\n private class CharSerializer : FastCallSpecificAuto\n {\n protected override void ElementWrite(NetDataWriter w, ref char prop) { w.Put(prop); }\n protected override void ElementRead(NetDataReader r, out char prop) { prop = r.GetChar(); }\n }\n\n private class IPEndPointSerializer : FastCallSpecificAuto\n {\n protected override void ElementWrite(NetDataWriter w, ref IPEndPoint prop) { w.Put(prop); }\n protected override void ElementRead(NetDataReader r, out IPEndPoint prop) { prop = r.GetNetEndPoint(); }\n }\n\n private class StringSerializer : FastCallSpecific\n {\n private readonly int _maxLength;\n public StringSerializer(int maxLength) { _maxLength = maxLength > 0 ? maxLength : short.MaxValue; }\n public override void Read(T inf, NetDataReader r) { Setter(inf, r.GetString(_maxLength)); }\n public override void Write(T inf, NetDataWriter w) { w.Put(Getter(inf), _maxLength); }\n public override void ReadArray(T inf, NetDataReader r) { SetterArr(inf, r.GetStringArray(_maxLength)); }\n public override void WriteArray(T inf, NetDataWriter w) { w.PutArray(GetterArr(inf), _maxLength); }\n }\n\n private class EnumByteSerializer : FastCall\n {\n protected readonly PropertyInfo Property;\n protected readonly Type PropertyType;\n public EnumByteSerializer(PropertyInfo property, Type propertyType)\n {\n Property = property;\n PropertyType = propertyType;\n }\n public override void Read(T inf, NetDataReader r) { Property.SetValue(inf, Enum.ToObject(PropertyType, r.GetByte()), null); }\n public override void Write(T inf, NetDataWriter w) { w.Put((byte)Property.GetValue(inf, null)); }\n public override void ReadArray(T inf, NetDataReader r) { throw new InvalidTypeException(\"Unsupported type: Enum[]\"); }\n public override void WriteArray(T inf, NetDataWriter w) { throw new InvalidTypeException(\"Unsupported type: Enum[]\"); }\n public override void ReadList(T inf, NetDataReader r) { throw new InvalidTypeException(\"Unsupported type: List\"); }\n public override void WriteList(T inf, NetDataWriter w) { throw new InvalidTypeException(\"Unsupported type: List\"); }\n }\n\n private class EnumIntSerializer : EnumByteSerializer\n {\n public EnumIntSerializer(PropertyInfo property, Type propertyType) : base(property, propertyType) { }\n public override void Read(T inf, NetDataReader r) { Property.SetValue(inf, Enum.ToObject(PropertyType, r.GetInt()), null); }\n public override void Write(T inf, NetDataWriter w) { w.Put((int)Property.GetValue(inf, null)); }\n }\n\n private sealed class ClassInfo\n {\n public static ClassInfo Instance;\n private readonly FastCall[] _serializers;\n private readonly int _membersCount;\n\n public ClassInfo(List> serializers)\n {\n _membersCount = serializers.Count;\n _serializers = serializers.ToArray();\n }\n\n public void Write(T obj, NetDataWriter writer)\n {\n for (int i = 0; i < _membersCount; i++)\n {\n var s = _serializers[i];\n if (s.Type == CallType.Basic)\n s.Write(obj, writer);\n else if (s.Type == CallType.Array)\n s.WriteArray(obj, writer);\n else\n s.WriteList(obj, writer);\n }\n }\n\n public void Read(T obj, NetDataReader reader)\n {\n for (int i = 0; i < _membersCount; i++)\n {\n var s = _serializers[i];\n if (s.Type == CallType.Basic)\n s.Read(obj, reader);\n else if(s.Type == CallType.Array)\n s.ReadArray(obj, reader);\n else\n s.ReadList(obj, reader);\n }\n }\n }\n\n private abstract class CustomType\n {\n public abstract FastCall Get();\n }\n\n private sealed class CustomTypeStruct : CustomType where TProperty : struct, INetSerializable\n {\n public override FastCall Get() { return new FastCallStruct(); }\n }\n\n private sealed class CustomTypeClass : CustomType where TProperty : class, INetSerializable\n {\n private readonly Func _constructor;\n public CustomTypeClass(Func constructor) { _constructor = constructor; }\n public override FastCall Get() { return new FastCallClass(_constructor); }\n }\n\n private sealed class CustomTypeStatic : CustomType\n {\n private readonly Action _writer;\n private readonly Func _reader;\n public CustomTypeStatic(Action writer, Func reader)\n {\n _writer = writer;\n _reader = reader;\n }\n public override FastCall Get() { return new FastCallStatic(_writer, _reader); }\n }\n\n /// \n /// Register custom property type\n /// \n /// INetSerializable structure\n public void RegisterNestedType() where T : struct, INetSerializable\n {\n _registeredTypes.Add(typeof(T), new CustomTypeStruct());\n }\n\n /// \n /// Register custom property type\n /// \n /// INetSerializable class\n public void RegisterNestedType(Func constructor) where T : class, INetSerializable\n {\n _registeredTypes.Add(typeof(T), new CustomTypeClass(constructor));\n }\n\n /// \n /// Register custom property type\n /// \n /// Any packet\n /// custom type writer\n /// custom type reader\n public void RegisterNestedType(Action writer, Func reader)\n {\n _registeredTypes.Add(typeof(T), new CustomTypeStatic(writer, reader));\n }\n\n private NetDataWriter _writer;\n private readonly int _maxStringLength;\n private readonly Dictionary _registeredTypes = new Dictionary();\n\n public NetSerializer() : this(0)\n {\n }\n\n public NetSerializer(int maxStringLength)\n {\n _maxStringLength = maxStringLength;\n }\n\n private ClassInfo RegisterInternal()\n {\n if (ClassInfo.Instance != null)\n return ClassInfo.Instance;\n\n Type t = typeof(T);\n var props = t.GetProperties(\n BindingFlags.Instance |\n BindingFlags.Public |\n BindingFlags.GetProperty |\n BindingFlags.SetProperty);\n var serializers = new List>();\n for (int i = 0; i < props.Length; i++)\n {\n var property = props[i];\n var propertyType = property.PropertyType;\n\n var elementType = propertyType.IsArray ? propertyType.GetElementType() : propertyType;\n var callType = propertyType.IsArray ? CallType.Array : CallType.Basic;\n\n if (propertyType.IsGenericType && propertyType.GetGenericTypeDefinition() == typeof(List<>))\n {\n elementType = propertyType.GetGenericArguments()[0];\n callType = CallType.List;\n }\n\n var getMethod = property.GetGetMethod();\n var setMethod = property.GetSetMethod();\n if (getMethod == null || setMethod == null)\n continue;\n\n FastCall serialzer = null;\n if (propertyType.IsEnum)\n {\n var underlyingType = Enum.GetUnderlyingType(propertyType);\n if (underlyingType == typeof(byte))\n serialzer = new EnumByteSerializer(property, propertyType);\n else if (underlyingType == typeof(int))\n serialzer = new EnumIntSerializer(property, propertyType);\n else\n throw new InvalidTypeException(\"Not supported enum underlying type: \" + underlyingType.Name);\n }\n else if (elementType == typeof(string))\n serialzer = new StringSerializer(_maxStringLength);\n else if (elementType == typeof(bool))\n serialzer = new BoolSerializer();\n else if (elementType == typeof(byte))\n serialzer = new ByteSerializer();\n else if (elementType == typeof(sbyte))\n serialzer = new SByteSerializer();\n else if (elementType == typeof(short))\n serialzer = new ShortSerializer();\n else if (elementType == typeof(ushort))\n serialzer = new UShortSerializer();\n else if (elementType == typeof(int))\n serialzer = new IntSerializer();\n else if (elementType == typeof(uint))\n serialzer = new UIntSerializer();\n else if (elementType == typeof(long))\n serialzer = new LongSerializer();\n else if (elementType == typeof(ulong))\n serialzer = new ULongSerializer();\n else if (elementType == typeof(float))\n serialzer = new FloatSerializer();\n else if (elementType == typeof(double))\n serialzer = new DoubleSerializer();\n else if (elementType == typeof(char))\n serialzer = new CharSerializer();\n else if (elementType == typeof(IPEndPoint))\n serialzer = new IPEndPointSerializer();\n else\n {\n CustomType customType;\n _registeredTypes.TryGetValue(elementType, out customType);\n if (customType != null)\n serialzer = customType.Get();\n }\n\n if (serialzer != null)\n {\n serialzer.Init(getMethod, setMethod, callType);\n serializers.Add(serialzer);\n }\n else\n {\n throw new InvalidTypeException(\"Unknown property type: \" + propertyType.FullName);\n }\n }\n ClassInfo.Instance = new ClassInfo(serializers);\n return ClassInfo.Instance;\n }\n\n /// 's fields are not supported, or it has no fields\n public void Register()\n {\n RegisterInternal();\n }\n\n /// \n /// Reads packet with known type\n /// \n /// NetDataReader with packet\n /// Returns packet if packet in reader is matched type\n /// 's fields are not supported, or it has no fields\n public T Deserialize(NetDataReader reader) where T : class, new()\n {\n var info = RegisterInternal();\n var result = new T();\n try\n {\n info.Read(result, reader);\n }\n catch\n {\n return null;\n }\n return result;\n }\n\n /// \n /// Reads packet with known type (non alloc variant)\n /// \n /// NetDataReader with packet\n /// Deserialization target\n /// Returns true if packet in reader is matched type\n /// 's fields are not supported, or it has no fields\n public bool Deserialize(NetDataReader reader, T target) where T : class, new()\n {\n var info = RegisterInternal();\n try\n {\n info.Read(target, reader);\n }\n catch\n {\n return false;\n }\n return true;\n }\n\n /// \n /// Serialize object to NetDataWriter (fast)\n /// \n /// Serialization target NetDataWriter\n /// Object to serialize\n /// 's fields are not supported, or it has no fields\n public void Serialize(NetDataWriter writer, T obj) where T : class, new()\n {\n RegisterInternal().Write(obj, writer);\n }\n\n /// \n /// Serialize object to byte array\n /// \n /// Object to serialize\n /// byte array with serialized data\n public byte[] Serialize(T obj) where T : class, new()\n {\n if (_writer == null)\n _writer = new NetDataWriter();\n _writer.Reset();\n Serialize(_writer, obj);\n return _writer.CopyData();\n }\n }\n}\n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NetSerializer.cs.meta", "content": "fileFormatVersion: 2\nguid: 2369079a03e234a459eac1fb0d7f9ffa\nMonoImporter:\n externalObjects: {}\n serializedVersion: 2\n defaultReferences: []\n executionOrder: 0\n icon: {instanceID: 0}\n userData: \n assetBundleName: \n assetBundleVariant: \n" }, { "path": "Assets/Plugins/LiteNetLib/Utils/NtpPacket.cs", "content": "using System;\n\nnamespace LiteNetLib.Utils\n{\n /// \n /// Represents RFC4330 SNTP packet used for communication to and from a network time server.\n /// \n /// \n /// \n /// Most applications should just use the property.\n /// \n /// \n /// The same data structure represents both request and reply packets.\n /// Request and reply differ in which properties are set and to what values.\n /// \n /// \n /// The only real property is .\n /// All other properties read from and write to the underlying byte array\n /// with the exception of ,\n /// which is not part of the packet on network and it is instead set locally after receiving the packet.\n /// \n /// \n /// Copied from GuerrillaNtp project\n /// with permission from Robert Vazan (@robertvazan) under MIT license, see https://github.com/RevenantX/LiteNetLib/pull/236\n /// \n /// \n public class NtpPacket\n {\n private static readonly DateTime Epoch = new DateTime(1900, 1, 1);\n\n /// \n /// Gets RFC4330-encoded SNTP packet.\n /// \n /// \n /// Byte array containing RFC4330-encoded SNTP packet. It is at least 48 bytes long.\n /// \n /// \n /// This is the only real property. All other properties except\n /// read from or write to this byte array.\n /// \n public byte[] Bytes { get; private set; }\n\n /// \n /// Gets the leap second indicator.\n /// \n /// \n /// Leap second warning, if any. Special value\n /// indicates unsynchronized server clock.\n /// Default is .\n /// \n /// \n /// Only servers fill in this property. Clients can consult this property for possible leap second warning.\n /// \n public NtpLeapIndicator LeapIndicator\n {\n get { return (NtpLeapIndicator)((Bytes[0] & 0xC0) >> 6); }\n }\n\n /// \n /// Gets or sets protocol version number.\n /// \n /// \n /// SNTP protocol version. Default is 4, which is the latest version at the time of this writing.\n /// \n /// \n /// In request packets, clients should leave this property at default value 4.\n /// Servers usually reply with the same protocol version.\n /// \n public int VersionNumber\n {\n get { return (Bytes[0] & 0x38) >> 3; }\n private set { Bytes[0] = (byte)((Bytes[0] & ~0x38) | value << 3); }\n }\n\n /// \n /// Gets or sets SNTP packet mode, i.e. whether this is client or server packet.\n /// \n /// \n /// SNTP packet mode. Default is in newly created packets.\n /// Server reply should have this property set to .\n /// \n public NtpMode Mode\n {\n get { return (NtpMode)(Bytes[0] & 0x07); }\n private set { Bytes[0] = (byte)((Bytes[0] & ~0x07) | (int)value); }\n }\n\n /// \n /// Gets server's distance from the reference clock.\n /// \n /// \n /// \n /// Distance from the reference clock. This property is set only in server reply packets.\n /// Servers connected directly to reference clock hardware set this property to 1.\n /// Statum number is incremented by 1 on every hop down the NTP server hierarchy.\n /// \n /// \n /// Special value 0 indicates that this packet is a Kiss-o'-Death message\n /// with kiss code stored in .\n /// \n /// \n public int Stratum { get { return Bytes[1]; } }\n\n /// \n /// Gets server's preferred polling interval.\n /// \n /// \n /// Polling interval in log2 seconds, e.g. 4 stands for 16s and 17 means 131,072s.\n /// \n public int Poll { get { return Bytes[2]; } }\n\n /// \n /// Gets the precision of server clock.\n /// \n /// \n /// Clock precision in log2 seconds, e.g. -20 for microsecond precision.\n /// \n public int Precision { get { return (sbyte)Bytes[3]; } }\n\n /// \n /// Gets the total round-trip delay from the server to the reference clock.\n /// \n /// \n /// Round-trip delay to the reference clock. Normally a positive value smaller than one second.\n /// \n public TimeSpan RootDelay { get { return GetTimeSpan32(4); } }\n\n /// \n /// Gets the estimated error in time reported by the server.\n /// \n /// \n /// Estimated error in time reported by the server. Normally a positive value smaller than one second.\n /// \n public TimeSpan RootDispersion { get { return GetTimeSpan32(8); } }\n\n /// \n /// Gets the ID of the time source used by the server or Kiss-o'-Death code sent by the server.\n /// \n /// \n /// \n /// ID of server's time source or Kiss-o'-Death code.\n /// Purpose of this property depends on value of property.\n /// \n /// \n /// Stratum 1 servers write here one of several special values that describe the kind of hardware clock they use.\n /// \n /// \n /// Stratum 2 and lower servers set this property to IPv4 address of their upstream server.\n /// If upstream server has IPv6 address, the address is hashed, because it doesn't fit in this property.\n /// \n /// \n /// When server sets to special value 0,\n /// this property contains so called kiss code that instructs the client to stop querying the server.\n /// \n /// \n public uint ReferenceId { get { return GetUInt32BE(12); } }\n\n /// \n /// Gets or sets the time when the server clock was last set or corrected.\n /// \n /// \n /// Time when the server clock was last set or corrected or null when not specified.\n /// \n /// \n /// This Property is usually set only by servers. It usually lags server's current time by several minutes,\n /// so don't use this property for time synchronization.\n /// \n public DateTime? ReferenceTimestamp { get { return GetDateTime64(16); } }\n\n /// \n /// Gets or sets the time when the client sent its request.\n /// \n /// \n /// This property is null in request packets.\n /// In reply packets, it is the time when the client sent its request.\n /// Servers copy this value from \n /// that they find in received request packet.\n /// \n /// \n /// \n public DateTime? OriginTimestamp { get { return GetDateTime64(24); } }\n\n /// \n /// Gets or sets the time when the request was received by the server.\n /// \n /// \n /// This property is null in request packets.\n /// In reply packets, it is the time when the server received client request.\n /// \n /// \n /// \n public DateTime? ReceiveTimestamp { get { return GetDateTime64(32); } }\n\n /// \n /// Gets or sets the time when the packet was sent.\n /// \n /// \n /// Time when the packet was sent. It should never be null.\n /// Default value is .\n /// \n /// \n /// This property must be set by both clients and servers.\n /// \n /// \n /// \n public DateTime? TransmitTimestamp { get { return GetDateTime64(40); } private set { SetDateTime64(40, value); } }\n\n /// \n /// Gets or sets the time of reception of response SNTP packet on the client.\n /// \n /// \n /// Time of reception of response SNTP packet on the client. It is null in request packets.\n /// \n /// \n /// This property is not part of the protocol and has to be set when reply packet is received.\n /// \n /// \n /// \n public DateTime? DestinationTimestamp { get; private set; }\n\n /// \n /// Gets the round-trip time to the server.\n /// \n /// \n /// Time the request spent traveling to the server plus the time the reply spent traveling back.\n /// This is calculated from timestamps in the packet as (t1 - t0) + (t3 - t2)\n /// where t0 is ,\n /// t1 is ,\n /// t2 is ,\n /// and t3 is .\n /// This property throws an exception in request packets.\n /// \n public TimeSpan RoundTripTime\n {\n get\n {\n CheckTimestamps();\n return (ReceiveTimestamp.Value - OriginTimestamp.Value) + (DestinationTimestamp.Value - TransmitTimestamp.Value);\n }\n }\n\n /// \n /// Gets the offset that should be added to local time to synchronize it with server time.\n /// \n /// \n /// Time difference between server and client. It should be added to local time to get server time.\n /// It is calculated from timestamps in the packet as 0.5 * ((t1 - t0) - (t3 - t2))\n /// where t0 is ,\n /// t1 is ,\n /// t2 is ,\n /// and t3 is .\n /// This property throws an exception in request packets.\n /// \n public TimeSpan CorrectionOffset\n {\n get\n {\n CheckTimestamps();\n return TimeSpan.FromTicks(((ReceiveTimestamp.Value - OriginTimestamp.Value) - (DestinationTimestamp.Value - TransmitTimestamp.Value)).Ticks / 2);\n }\n }\n\n /// \n /// Initializes default request packet.\n /// \n /// \n /// Properties and \n /// are set appropriately for request packet. Property \n /// is set to .\n /// \n public NtpPacket() : this(new byte[48])\n {\n Mode = NtpMode.Client;\n VersionNumber = 4;\n TransmitTimestamp = DateTime.UtcNow;\n }\n\n /// \n /// Initializes packet from received data.\n /// \n internal NtpPacket(byte[] bytes)\n {\n if (bytes.Length < 48)\n throw new ArgumentException(\"SNTP reply packet must be at least 48 bytes long.\", \"bytes\");\n Bytes = bytes;\n }\n\n /// \n /// Initializes packet from data received from a server.\n /// \n /// Data received from the server.\n /// Utc time of reception of response SNTP packet on the client.\n /// \n public static NtpPacket FromServerResponse(byte[] bytes, DateTime destinationTimestamp)\n {\n return new NtpPacket(bytes) { DestinationTimestamp = destinationTimestamp };\n }\n\n internal void ValidateRequest()\n {\n if (Mode != NtpMode.Client)\n throw new InvalidOperationException(\"This is not a request SNTP packet.\");\n if (VersionNumber == 0)\n throw new InvalidOperationException(\"Protocol version of the request is not specified.\");\n if (TransmitTimestamp == null)\n throw new InvalidOperationException(\"TransmitTimestamp must be set in request packet.\");\n }\n\n internal void ValidateReply()\n {\n if (Mode != NtpMode.Server)\n throw new InvalidOperationException(\"This is not a reply SNTP packet.\");\n if (VersionNumber == 0)\n throw new InvalidOperationException(\"Protocol version of the reply is not specified.\");\n if (Stratum == 0)\n throw new InvalidOperationException(string.Format(\"Received Kiss-o'-Death SNTP packet with code 0x{0:x}.\", ReferenceId));\n if (LeapIndicator == NtpLeapIndicator.AlarmCondition)\n throw new InvalidOperationException(\"SNTP server has unsynchronized clock.\");\n CheckTimestamps();\n }\n\n private void CheckTimestamps()\n {\n if (OriginTimestamp == null)\n throw new InvalidOperationException(\"Origin timestamp is missing.\");\n if (ReceiveTimestamp == null)\n throw new InvalidOperationException(\"Receive timestamp is missing.\");\n if (TransmitTimestamp == null)\n throw new InvalidOperationException(\"Transmit timestamp is missing.\");\n if (DestinationTimestamp == null)\n throw new InvalidOperationException(\"Destination timestamp is missing.\");\n }\n\n private DateTime? GetDateTime64(int offset)\n {\n var field = GetUInt64BE(offset);\n if (field == 0)\n return null;\n return new DateTime(Epoch.Ticks + Convert.ToInt64(field * (1.0 / (1L << 32) * 10000000.0)));\n }\n\n private void SetDateTime64(int offset, DateTime? value)\n {\n SetUInt64BE(offset, value == null ? 0 : Convert.ToUInt64((value.Value.Ticks - Epoch.Ticks) * (0.0000001 * (1L << 32))));\n }\n\n private TimeSpan GetTimeSpan32(int offset)\n {\n return TimeSpan.FromSeconds(GetInt32BE(offset) / (double)(1 << 16));\n }\n\n private ulong GetUInt64BE(int offset)\n {\n return SwapEndianness(BitConverter.ToUInt64(Bytes, offset));\n }\n\n private void SetUInt64BE(int offset, ulong value)\n {\n FastBitConverter.GetBytes(Bytes, offset, SwapEndianness(value));\n }\n\n private int GetInt32BE(int offset)\n {\n return (int)GetUInt32BE(offset);\n }\n\n private uint GetUInt32BE(int offset)\n {\n return SwapEndianness(BitConverter.ToUInt32(Bytes, offset));\n }\n\n private static uint SwapEndianness(uint x)\n {\n return ((x & 0xff) << 24) | ((x & 0xff00) << 8) | ((x & 0xff0000) >> 8) | ((x & 0xff000000) >> 24);\n }\n\n private static ulong SwapEndianness(ulong x)\n {\n return ((ulong)SwapEndianness((uint)x) << 32) | SwapEndianness((uint)(x >> 32));\n }\n }\n\n /// \n /// Represents leap second warning from the server that instructs the client to add or remove leap second.\n /// \n /// \n public enum NtpLeapIndicator\n {\n /// \n /// No leap second warning. 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Create the object by method. \n /// \n /// \n /// 2. Use method to send requests.\n /// \n /// \n /// 3. Call to release the socket AFTER you have received the response or some timeout.\n /// If you close the socket too early, you may miss the response.\n /// \n /// \n public sealed class NtpRequest : INetSocketListener\n {\n public const int DefaultPort = 123;\n\n private readonly NetSocket _socket;\n private readonly Action _onRequestComplete;\n private readonly IPEndPoint _ntpEndPoint;\n\n /// \n /// Initialize object, open socket.\n /// \n /// NTP Server endpoint\n /// callback (called from other thread!)\n private NtpRequest(IPEndPoint endPoint, Action onRequestComplete)\n {\n _ntpEndPoint = endPoint;\n _onRequestComplete = onRequestComplete;\n\n // Create and start socket\n _socket = new NetSocket(this);\n _socket.Bind(\n IPAddress.Any, \n IPAddress.IPv6Any, \n 0, \n false, \n endPoint.AddressFamily == AddressFamily.InterNetworkV6 ? IPv6Mode.SeparateSocket : IPv6Mode.Disabled);\n }\n\n /// \n /// Create the requests for NTP server, open socket.\n /// \n /// NTP Server address.\n /// callback (called from other thread!)\n public static NtpRequest Create(IPEndPoint endPoint, Action onRequestComplete)\n {\n return new NtpRequest(endPoint, onRequestComplete);\n }\n\n /// \n /// Create the requests for NTP server (default port), open socket.\n /// \n /// NTP Server address.\n /// callback (called from other thread!)\n public static NtpRequest Create(IPAddress ipAddress, Action onRequestComplete)\n {\n IPEndPoint endPoint = new IPEndPoint(ipAddress, DefaultPort);\n return Create(endPoint, onRequestComplete);\n }\n\n /// \n /// Create the requests for NTP server, open socket.\n /// \n /// NTP Server address.\n /// port\n /// callback (called from other thread!)\n public static NtpRequest Create(string ntpServerAddress, int port, Action onRequestComplete)\n {\n IPEndPoint endPoint = NetUtils.MakeEndPoint(ntpServerAddress, port);\n return Create(endPoint, onRequestComplete);\n }\n\n /// \n /// Create the requests for NTP server (default port), open socket.\n /// \n /// NTP Server address.\n /// callback (called from other thread!)\n public static NtpRequest Create(string ntpServerAddress, Action onRequestComplete)\n {\n IPEndPoint endPoint = NetUtils.MakeEndPoint(ntpServerAddress, DefaultPort);\n return Create(endPoint, onRequestComplete);\n }\n\n#if NETSTANDARD || NETCOREAPP\n /// \n /// Requests asynchronously NTP server for time offset\n /// \n /// NTP Server address.\n /// Scheduled task\n public static async Task RequestAsync(string ntpServerAddress)\n {\n var t = new TaskCompletionSource();\n\n await Task.Run(() =>\n {\n NtpRequest request = null;\n request = Create(ntpServerAddress, (ntpPacket) =>\n {\n request.Close();\n t.SetResult(ntpPacket);\n });\n request.Send();\n });\n\n return await t.Task;\n }\n#endif\n\n /// \n /// Send request to the NTP server calls callback (if success).\n /// In 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"{\n \"m_SettingKeys\": [\n \"VR Device Disabled\",\n \"VR Device User Alert\"\n ],\n \"m_SettingValues\": [\n \"False\",\n \"False\"\n ]\n}" }, { "path": "ProjectSettings/boot.config", "content": "" }, { "path": "README.md", "content": "# NetGameExample\nExample simple game with LiteNetLib (work in progress)\n\nTop down 2d network shooter\n\nDone:\n* Authoritative server\n* Client-side input prediction\n* Buffered linear interpolation for remote players\n* Proper player disconnect\n* Shooting\n" } ]