public override void HandlePacket(Client context, byte flags, byte[] data, uint position, uint size) { var reader = new PacketReader(data, position, size); reader.BaseStream.Seek(0x2C, SeekOrigin.Current); var macCount = reader.ReadMagic(0x5E6, 107); reader.BaseStream.Seek(0x1C * macCount, SeekOrigin.Current); reader.BaseStream.Seek(0x114, SeekOrigin.Current); var username = reader.ReadFixedLengthAscii(64); var password = reader.ReadFixedLengthAscii(64); // What am I doing here even using (var db = new PolarisEf()) { var users = from u in db.Players where u.Username.ToLower().Equals(username.ToLower()) select u; var error = ""; Player user; if (!users.Any()) { // Check if there is an empty field if (string.IsNullOrWhiteSpace(username) || string.IsNullOrWhiteSpace(password)) { error = "Username and password fields must not be empty."; user = null; } // Check for special characters else if (!Regex.IsMatch(username, "^[a-zA-Z0-9 ]*$", RegexOptions.IgnoreCase)) { error = "Username must not contain special characters.\nPlease use letters and numbers only."; user = null; } else // We're all good! { // Insert new player into database user = new Player { Username = username.ToLower(), Password = BCrypt.Net.BCrypt.HashPassword(password), Nickname = username.ToLower(), // Since we can't display the nickname prompt yet, just default it to the username SettingsIni = File.ReadAllText("Resources/settings.txt") }; db.Players.Add(user); db.SaveChanges(); // context.SendPacket(0x11, 0x1e, 0x0, new byte[0x44]); // Request nickname } } else { user = users.First(); if (!BCrypt.Net.BCrypt.Verify(password, user.Password)) { error = "Incorrect password."; user = null; } } // Mystery packet var mystery = new PacketWriter(); mystery.Write((uint)100); // SendPacket(0x11, 0x49, 0, mystery.ToArray()); // Login response packet var resp = new PacketWriter(); resp.Write((uint)((user == null) ? 1 : 0)); // Status flag: 0=success, 1=error resp.WriteUtf16(error, 0x8BA4, 0xB6); if (user == null) { for (var i = 0; i < 0xEC; i++) resp.Write((byte)0); context.SendPacket(0x11, 1, 4, resp.ToArray()); return; } resp.Write((uint)user.PlayerId); // Player ID resp.Write((uint)0); // Unknown resp.Write((uint)0); // Unknown resp.WriteFixedLengthUtf16("B001-DarkFox", 0x20); for (var i = 0; i < 0xBC; i++) resp.Write((byte)0); context.SendPacket(0x11, 1, 4, resp.ToArray()); // Settings packet var settings = new PacketWriter(); settings.WriteAscii(user.SettingsIni, 0x54AF, 0x100); context.SendPacket(0x2B, 2, 4, settings.ToArray()); context.User = user; } if (PolarisApp.Config.motd != "") { context.SendPacket(new SystemMessagePacket(PolarisApp.Config.motd, SystemMessagePacket.MessageType.AdminMessageInstant)); } // context.SendPacket(new SystemMessagePacket("I looooooove my Raxxy <3", SystemMessagePacket.MessageType.AdminMessage)); }