public static void HandleCharacterCreate(PacketStream P, ref LoginClient Client, ref CityServerListener CServerListener) { byte PacketLength = (byte)P.ReadByte(); //Length of the unencrypted data, excluding the header (ID, length, unencrypted length). byte UnencryptedLength = (byte)P.ReadByte(); P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength); Logger.LogDebug("Received CharacterCreate!"); string AccountName = P.ReadString(); Sim Char = new Sim(P.ReadString()); Char.Timestamp = P.ReadString(); Char.Name = P.ReadString(); Char.Sex = P.ReadString(); Char.CreatedThisSession = true; Client.CurrentlyActiveSim = Char; switch (Character.CreateCharacter(Char)) { case CharacterCreationStatus.NameAlreadyExisted: //TODO: Send packet. break; case CharacterCreationStatus.ExceededCharacterLimit: //TODO: Send packet. break; } }
public static void Handle(PacketStream stream, LoginClient session) { byte ID = (byte)stream.ReadByte(); if (m_Handlers.ContainsKey(ID)) { m_Handlers[ID].Handler(ref session, stream); } }
/// <summary> /// A cityserver logged in! /// </summary> public static void HandleCityServerLogin(PacketStream P, ref CityServerClient Client) { byte PacketLength = (byte)P.ReadByte(); string Name = P.ReadString(); string Description = P.ReadString(); ulong Thumbnail = P.ReadUInt64(); string IP = P.ReadString(); int Port = P.ReadInt32(); CityServerInfo Info = new CityServerInfo(Name, Description, Thumbnail, IP, Port); Client.ServerInfo = Info; }
/// <summary> /// A cityserver logged in! /// </summary> public static void HandleCityServerLogin(PacketStream P, ref CityServerClient Client) { byte PacketLength = (byte)P.ReadByte(); Logger.LogDebug("CityServer logged in!"); string Name = P.ReadString(); string Description = P.ReadString(); ulong Thumbnail = P.ReadUInt64(); Guid GUID = new Guid(); string UUID = GUID.ToString(); ulong Map = P.ReadUInt64(); string IP = P.ReadString(); int Port = P.ReadInt32(); CityInfo Info = new CityInfo(Name, Description, Thumbnail, UUID, Map, IP, Port); Client.ServerInfo = Info; }
/// <summary> /// A cityserver logged in! /// </summary> public static void HandleCityServerLogin(PacketStream P, ref CityServerClient Client) { byte PacketLength = (byte)P.ReadByte(); Logger.LogDebug("CityServer logged in!"); string Name = P.ReadString(); string Description = P.ReadString(); ulong Thumbnail = P.ReadUInt64(); Guid GUID = new Guid(); string UUID = GUID.ToString(); ulong Map = P.ReadUInt64(); string IP = P.ReadString(); int Port = P.ReadInt32(); CityInfo Info = new CityInfo(Name, Description, Thumbnail, UUID, Map, IP, Port); Client.ServerInfo = Info; }
/// <summary> /// Handles incoming packets from a CityServer. /// </summary> private void m_CServerListener_OnReceiveEvent(PacketStream P, ref CityServerClient Client) { byte ID = (byte)P.ReadByte(); switch (ID) { case 0x00: CityServerPacketHandlers.HandleCityServerLogin(P, ref Client); break; case 0x01: CityServerPacketHandlers.HandleKeyFetch(ref NetworkFacade.ClientListener, P, Client); break; case 0x02: CityServerPacketHandlers.HandlePulse(P, ref Client); break; } }
/// <summary> /// Handles incoming packets from connected clients. /// </summary> private void m_Listener_OnReceiveEvent(PacketStream P, LoginClient Client) { byte ID = (byte)P.ReadByte(); switch (ID) { case 0x00: PacketHandlers.HandleLoginRequest(P, ref Client); break; case 0x05: PacketHandlers.HandleCharacterInfoRequest(P, Client); break; case 0x06: PacketHandlers.HandleCityInfoRequest(P, Client); break; case 0x07: PacketHandlers.HandleCharacterCreate(P, ref Client, ref NetworkFacade.CServerListener); break; default: Logger.LogInfo("Received unhandled packet - ID: " + P.PacketID); break; } }
public static void HandleCharacterInfoRequest(PacketStream P, LoginClient Client) { byte PacketLength = (byte)P.ReadByte(); //Length of the unencrypted data, excluding the header (ID, length, unencrypted length). byte UnencryptedLength = (byte)P.ReadByte(); P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength); Logger.LogDebug("Received CharacterInfoRequest!"); byte Length = (byte)P.ReadByte(); byte[] StrBuf = new byte[Length]; P.Read(StrBuf, 0, Length - 1); DateTime Timestamp = DateTime.Parse(Encoding.ASCII.GetString(StrBuf)); //Database.CheckCharacterTimestamp(Client.Username, Client, TimeStamp); Character[] Characters = Character.GetCharacters(Client.Username); if (Characters != null) { PacketStream Packet = new PacketStream(0x05, 0); MemoryStream PacketData = new MemoryStream(); BinaryWriter PacketWriter = new BinaryWriter(PacketData); //The timestamp for all characters should be equal, so just check the first character. if (Timestamp < DateTime.Parse(Characters[0].LastCached) || Timestamp > DateTime.Parse(Characters[0].LastCached)) { //Write the characterdata into a temporary buffer. if (Characters.Length == 1) { PacketWriter.Write(Characters[0].CharacterID); PacketWriter.Write(Characters[0].GUID); PacketWriter.Write(Characters[0].LastCached); PacketWriter.Write(Characters[0].Name); PacketWriter.Write(Characters[0].Sex); PacketWriter.Flush(); } else if (Characters.Length == 2) { PacketWriter.Write(Characters[0].CharacterID); PacketWriter.Write(Characters[0].GUID); PacketWriter.Write(Characters[0].LastCached); PacketWriter.Write(Characters[0].Name); PacketWriter.Write(Characters[0].Sex); PacketWriter.Write(Characters[1].CharacterID); PacketWriter.Write(Characters[1].GUID); PacketWriter.Write(Characters[1].LastCached); PacketWriter.Write(Characters[1].Name); PacketWriter.Write(Characters[1].Sex); PacketWriter.Flush(); } else if (Characters.Length == 3) { PacketWriter.Write(Characters[0].CharacterID); PacketWriter.Write(Characters[0].GUID); PacketWriter.Write(Characters[0].LastCached); PacketWriter.Write(Characters[0].Name); PacketWriter.Write(Characters[0].Sex); PacketWriter.Write(Characters[1].CharacterID); PacketWriter.Write(Characters[1].GUID); PacketWriter.Write(Characters[1].LastCached); PacketWriter.Write(Characters[1].Name); PacketWriter.Write(Characters[1].Sex); PacketWriter.Write(Characters[2].CharacterID); PacketWriter.Write(Characters[2].GUID); PacketWriter.Write(Characters[2].LastCached); PacketWriter.Write(Characters[2].Name); PacketWriter.Write(Characters[2].Sex); PacketWriter.Flush(); } Packet.WriteByte((byte)Characters.Length); //Total number of characters. Packet.Write(PacketData.ToArray(), 0, (int)PacketData.Length); PacketWriter.Close(); Client.SendEncrypted(0x05, Packet.ToArray()); } } else //No characters existed for the account. { PacketStream Packet = new PacketStream(0x05, 0); Packet.WriteByte(0x00); //0 characters. Client.SendEncrypted(0x05, Packet.ToArray()); } }
public static void HandleLoginRequest(PacketStream P, ref LoginClient Client) { Logger.LogInfo("Received LoginRequest!\r\n"); byte PacketLength = (byte)P.ReadByte(); byte AccountStrLength = (byte)P.ReadByte(); byte[] AccountNameBuf = new byte[AccountStrLength]; P.Read(AccountNameBuf, 0, AccountStrLength); string AccountName = Encoding.ASCII.GetString(AccountNameBuf); Logger.LogInfo("Accountname: " + AccountName + "\r\n"); byte HashLength = (byte)P.ReadByte(); byte[] HashBuf = new byte[HashLength]; P.Read(HashBuf, 0, HashLength); Client.Hash = HashBuf; byte KeyLength = (byte)P.ReadByte(); Client.EncKey = new byte[KeyLength]; P.Read(Client.EncKey, 0, KeyLength); byte Version1 = (byte)P.ReadByte(); byte Version2 = (byte)P.ReadByte(); byte Version3 = (byte)P.ReadByte(); byte Version4 = (byte)P.ReadByte(); Logger.LogInfo("Done reading LoginRequest, checking account...\r\n"); //Database.CheckAccount(AccountName, Client, HashBuf); if (Account.DoesAccountExist(AccountName) && Account.IsCorrectPassword(AccountName, HashBuf)) { //0x01 = InitLoginNotify PacketStream OutPacket = new PacketStream(0x01, 2); OutPacket.WriteByte(0x01); OutPacket.WriteByte(0x01); Client.Username = AccountName; //This is neccessary to encrypt packets. Client.Password = Account.GetPassword(AccountName); Client.Send(OutPacket.ToArray()); Logger.LogInfo("Sent InitLoginNotify!\r\n"); } else { PacketStream OutPacket = new PacketStream(0x02, 2); P.WriteByte(0x02); P.WriteByte(0x01); Client.Send(P.ToArray()); Logger.LogInfo("Bad accountname - sent SLoginFailResponse!\r\n"); Client.Disconnect(); } }
public static void HandleCityInfoRequest(PacketStream P, LoginClient Client) { byte PacketLength = (byte)P.ReadByte(); //Length of the unencrypted data, excluding the header (ID, length, unencrypted length). byte UnencryptedLength = (byte)P.ReadByte(); P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength); //This packet only contains a dummy byte, don't bother reading it. PacketStream Packet = new PacketStream(0x06, 0); MemoryStream PacketData = new MemoryStream(); BinaryWriter PacketWriter = new BinaryWriter(PacketData); PacketWriter.Write((byte)NetworkFacade.CServerListener.CityServers.Count); foreach (CityServerClient City in NetworkFacade.CServerListener.CityServers) { PacketWriter.Write(City.ServerInfo.Name); PacketWriter.Write(City.ServerInfo.Description); PacketWriter.Write(City.ServerInfo.IP); PacketWriter.Write(City.ServerInfo.Port); PacketWriter.Write((byte)City.ServerInfo.Status); PacketWriter.Write(City.ServerInfo.Thumbnail); PacketWriter.Write(City.ServerInfo.UUID); PacketWriter.Flush(); } Packet.Write(PacketData.ToArray(), 0, PacketData.ToArray().Length); PacketWriter.Close(); Client.SendEncrypted(0x06, Packet.ToArray()); }
/// <summary> /// Handles incoming packets from a CityServer. /// </summary> void m_CServerListener_OnReceiveEvent(PacketStream P, CityServerClient Client) { byte ID = (byte)P.ReadByte(); switch (ID) { case 0x00: CityServerPacketHandlers.HandleCityServerLogin(P, ref Client); break; case 0x01: CityServerPacketHandlers.HandleKeyFetch(ref m_Listener, P, Client); break; } }
/** * Actual packet handlers */ public static void HandleLoginRequest(ref LoginClient Client, PacketStream P) { Logger.LogInfo("Received LoginRequest!\r\n"); ushort PacketLength = (ushort)P.ReadUShort(); byte AccountStrLength = (byte)P.ReadByte(); byte[] AccountNameBuf = new byte[AccountStrLength]; P.Read(AccountNameBuf, 0, AccountStrLength); string AccountName = Encoding.ASCII.GetString(AccountNameBuf); Logger.LogInfo("Accountname: " + AccountName + "\r\n"); byte HashLength = (byte)P.ReadByte(); byte[] HashBuf = new byte[HashLength]; P.Read(HashBuf, 0, HashLength); Client.Hash = HashBuf; byte KeyLength = (byte)P.ReadByte(); Client.EncKey = new byte[KeyLength]; P.Read(Client.EncKey, 0, KeyLength); byte Version1 = (byte)P.ReadByte(); byte Version2 = (byte)P.ReadByte(); byte Version3 = (byte)P.ReadByte(); byte Version4 = (byte)P.ReadByte(); Logger.LogInfo("Done reading LoginRequest, checking account...\r\n"); using (var db = DataAccess.Get()) { var account = db.Accounts.GetByUsername(AccountName); if (account == null) { PacketStream OutPacket = new PacketStream(0x02, 2); OutPacket.WriteHeader(); OutPacket.WriteByte(0x01); Client.Send(OutPacket); Logger.LogInfo("Bad accountname - sent SLoginFailResponse!\r\n"); Client.Disconnect(); return; } if (account.IsCorrectPassword(AccountName, HashBuf)) { //0x01 = InitLoginNotify PacketStream OutPacket = new PacketStream(0x01, 1); OutPacket.WriteHeader(); Client.Username = AccountName; //This is neccessary to encrypt packets. //TODO: Put something else here //Client.Password = Account.GetPassword(AccountName); Client.Send(OutPacket.ToArray()); Logger.LogInfo("Sent InitLoginNotify!\r\n"); } } }
public static void Handle(PacketStream stream, LoginClient session) { byte ID = (byte)stream.ReadByte(); if (m_Handlers.ContainsKey(ID)) { m_Handlers[ID].Handler(ref session, stream); } }
/** * Actual packet handlers */ public static void HandleLoginRequest(ref LoginClient Client, PacketStream P) { Logger.LogInfo("Received LoginRequest!\r\n"); ushort PacketLength = (ushort)P.ReadUShort(); byte AccountStrLength = (byte)P.ReadByte(); byte[] AccountNameBuf = new byte[AccountStrLength]; P.Read(AccountNameBuf, 0, AccountStrLength); string AccountName = Encoding.ASCII.GetString(AccountNameBuf); Logger.LogInfo("Accountname: " + AccountName + "\r\n"); byte HashLength = (byte)P.ReadByte(); byte[] HashBuf = new byte[HashLength]; P.Read(HashBuf, 0, HashLength); Client.Hash = HashBuf; byte KeyLength = (byte)P.ReadByte(); Client.EncKey = new byte[KeyLength]; P.Read(Client.EncKey, 0, KeyLength); byte Version1 = (byte)P.ReadByte(); byte Version2 = (byte)P.ReadByte(); byte Version3 = (byte)P.ReadByte(); byte Version4 = (byte)P.ReadByte(); Logger.LogInfo("Done reading LoginRequest, checking account...\r\n"); using (var db = DataAccess.Get()) { var account = db.Accounts.GetByUsername(AccountName); if (account == null) { PacketStream OutPacket = new PacketStream(0x02, 2); OutPacket.WriteHeader(); OutPacket.WriteByte(0x01); Client.Send(OutPacket); Logger.LogInfo("Bad accountname - sent SLoginFailResponse!\r\n"); Client.Disconnect(); return; } if (account.IsCorrectPassword(AccountName, HashBuf)) { //0x01 = InitLoginNotify PacketStream OutPacket = new PacketStream(0x01, 1); OutPacket.WriteHeader(); Client.Username = AccountName; //This is neccessary to encrypt packets. //TODO: Put something else here //Client.Password = Account.GetPassword(AccountName); Client.Send(OutPacket.ToArray()); Logger.LogInfo("Sent InitLoginNotify!\r\n"); } } }
public static void HandleCharacterInfoRequest(PacketStream P, LoginClient Client) { byte PacketLength = (byte)P.ReadByte(); //Length of the unencrypted data, excluding the header (ID, length, unencrypted length). byte UnencryptedLength = (byte)P.ReadByte(); P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength); Logger.LogDebug("Received CharacterInfoRequest!"); byte Length = (byte)P.ReadByte(); byte[] StrBuf = new byte[Length]; P.Read(StrBuf, 0, Length - 1); DateTime Timestamp = DateTime.Parse(Encoding.ASCII.GetString(StrBuf)); //Database.CheckCharacterTimestamp(Client.Username, Client, TimeStamp); Character[] Characters = Character.GetCharacters(Client.Username); if (Characters != null) { PacketStream Packet = new PacketStream(0x05, 0); MemoryStream PacketData = new MemoryStream(); BinaryWriter PacketWriter = new BinaryWriter(PacketData); //The timestamp for all characters should be equal, so just check the first character. if (Timestamp < DateTime.Parse(Characters[0].LastCached) || Timestamp > DateTime.Parse(Characters[0].LastCached)) { //Write the characterdata into a temporary buffer. if (Characters.Length == 1) { PacketWriter.Write(Characters[0].CharacterID); PacketWriter.Write(Characters[0].GUID); PacketWriter.Write(Characters[0].LastCached); PacketWriter.Write(Characters[0].Name); PacketWriter.Write(Characters[0].Sex); PacketWriter.Flush(); } else if (Characters.Length == 2) { PacketWriter.Write(Characters[0].CharacterID); PacketWriter.Write(Characters[0].GUID); PacketWriter.Write(Characters[0].LastCached); PacketWriter.Write(Characters[0].Name); PacketWriter.Write(Characters[0].Sex); PacketWriter.Write(Characters[1].CharacterID); PacketWriter.Write(Characters[1].GUID); PacketWriter.Write(Characters[1].LastCached); PacketWriter.Write(Characters[1].Name); PacketWriter.Write(Characters[1].Sex); PacketWriter.Flush(); } else if (Characters.Length == 3) { PacketWriter.Write(Characters[0].CharacterID); PacketWriter.Write(Characters[0].GUID); PacketWriter.Write(Characters[0].LastCached); PacketWriter.Write(Characters[0].Name); PacketWriter.Write(Characters[0].Sex); PacketWriter.Write(Characters[1].CharacterID); PacketWriter.Write(Characters[1].GUID); PacketWriter.Write(Characters[1].LastCached); PacketWriter.Write(Characters[1].Name); PacketWriter.Write(Characters[1].Sex); PacketWriter.Write(Characters[2].CharacterID); PacketWriter.Write(Characters[2].GUID); PacketWriter.Write(Characters[2].LastCached); PacketWriter.Write(Characters[2].Name); PacketWriter.Write(Characters[2].Sex); PacketWriter.Flush(); } Packet.WriteByte((byte)Characters.Length); //Total number of characters. Packet.Write(PacketData.ToArray(), 0, (int)PacketData.Length); PacketWriter.Close(); Client.SendEncrypted(0x05, Packet.ToArray()); } } else //No characters existed for the account. { PacketStream Packet = new PacketStream(0x05, 0); Packet.WriteByte(0x00); //0 characters. Client.SendEncrypted(0x05, Packet.ToArray()); } }