internal ServerPacket Packet()
{
var packet = new ServerPacket(OpCode);
packet.WriteByte(ChatType);
packet.WriteUInt32(TargetId);
packet.WriteByte(LineLength);
packet.WriteString(LineText);
packet.WriteByte(0);
packet.WriteByte(0);
packet.WriteByte(0);
return(packet);
}
internal ServerPacket Packet()
{
var packet = new ServerPacket(OpCode);
packet.WriteByte(Slot);
packet.WriteUInt16(Icon);
packet.WriteByte(UseType);
packet.WriteString8(Name);
packet.WriteString8(Prompt);
packet.WriteByte(Lines);
return(packet);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(Type);
// Unusually, this message length includes the settings number above,
// and is not just the string length...
packet.WriteByte(00);
packet.WriteByte((byte)(DisplayString.Length + 1));
packet.WriteByte((byte)(Number + 0x30));
packet.WriteString(DisplayString);
return(packet);
}
private void PacketHandler_0x10_ClientJoin(Client client, ClientPacket packet)
{
var seed = packet.ReadByte();
var keyLength = packet.ReadByte();
var key = packet.Read(keyLength);
var name = packet.ReadString8();
var id = packet.ReadUInt32();
var redirect = ExpectedConnections[id];
if (Game.World.WorldData.TryGetAuthInfo(name, out AuthInfo login))
{
login.CurrentState = UserState.Login;
login.Save();
}
if (redirect.Matches(name, key, seed))
{
((IDictionary)ExpectedConnections).Remove(id);
client.EncryptionKey = key;
client.EncryptionSeed = seed;
if (redirect.Source is Lobby || redirect.Source is World)
{
var x60 = new ServerPacket(0x60);
x60.WriteByte(0x00);
x60.WriteUInt32(Game.NotificationCrc);
client.Enqueue(x60);
}
}
}
private void PacketHandler_0x10_ClientJoin(Client client, ClientPacket packet)
{
var seed = packet.ReadByte();
var keyLength = packet.ReadByte();
var key = packet.Read(keyLength);
var name = packet.ReadString8();
var id = packet.ReadUInt32();
var redirect = ExpectedConnections[id];
if (redirect.Matches(name, key, seed))
{
((IDictionary)ExpectedConnections).Remove(id);
client.EncryptionKey = key;
client.EncryptionSeed = seed;
if (redirect.Source is Lobby)
{
var x60 = new ServerPacket(0x60);
x60.WriteByte(0x00);
x60.WriteUInt32(Game.NotificationCrc);
client.Enqueue(x60);
}
}
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(Sound);
return(packet);
}
public ServerPacket RenderToPacket(bool isClick = false)
{
var response = new ServerPacket(0x31);
if (this is Mailbox)
{
response.WriteByte(0x04); // 0x02 - public, 0x04 - mail
response.WriteByte(0x01); // ??? - needs to be odd number unless board in world has been clicked
response.WriteUInt16(0); // board ID;
response.WriteString8("Mail");
response.WriteByte(Math.Min((byte)this.Count(), (byte)Constants.MESSAGE_RETURN_SIZE));
foreach (var message in this)
{
response.WriteBoolean(!message.Read);
response.WriteInt16((short)message.Id);
response.WriteString8(message.Sender);
response.WriteByte((byte)message.Created.Month);
response.WriteByte((byte)message.Created.Day);
response.WriteString8(message.Subject);
}
}
else if (this is Board)
{
// boardId 0 - get mail messages
response.WriteByte(0x02); // 0x02 - public, 0x04 - mail
response.WriteByte((byte)(isClick == true ? 0x02 : 0x01));
// ??? - needs to be odd number unless board in world has been clicked
response.WriteUInt16((ushort)Id); // board ID;
response.WriteString8(DisplayName);
response.WriteByte(Math.Min((byte)this.Count(),
(byte)Constants.MESSAGE_RETURN_SIZE));
if (this.Count() == 0)
{
return(response);
}
foreach (var message in this)
{
response.WriteBoolean(message.Highlighted);
response.WriteInt16((short)message.Id);
response.WriteString8(message.Sender);
response.WriteByte((byte)message.Created.Month);
response.WriteByte((byte)message.Created.Day);
response.WriteString8(message.Subject);
}
}
return(response);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(Type);
packet.WriteString16(Message);
return(packet);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteUInt32(Id);
packet.WriteByte(Direction);
return(packet);
}
private void PacketHandler_0x68_RequestHomepage(Client client, ClientPacket packet)
{
var x03 = new ServerPacket(0x66);
x03.WriteByte(0x03);
x03.WriteString8("http://www.hybrasyl.com");
client.Enqueue(x03);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
Console.WriteLine(String.Format("sound: {0}", Sound));
packet.WriteByte(Sound);
return(packet);
}
public void LoginMessage(string message, byte type)
{
var x02 = new ServerPacket(0x02);
x02.WriteByte(type);
x02.WriteString8(message);
Enqueue(x02);
}
public void SendMessage(string message, byte type)
{
var x0A = new ServerPacket(0x0A);
x0A.WriteByte(type);
x0A.WriteString16(message);
Enqueue(x0A);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteUInt16(Icon);
packet.WriteByte((byte)BarColor);
return(packet);
}
public virtual void AcceptConnection(IAsyncResult ar)
{
// TODO: @norrismiv async callbacks+inheritance? and/or can these callbacks suck less?
AllDone.Set();
if (!Active)
{
return;
}
Socket handler;
Socket clientSocket;
try
{
clientSocket = (Socket)ar.AsyncState;
handler = clientSocket.EndAccept(ar);
}
catch (ObjectDisposedException e)
{
GameLog.Error($"Disposed socket {e.Message}");
return;
}
Client client = new Client(handler, this);
Clients.TryAdd(handler.Handle, client);
GlobalConnectionManifest.RegisterClient(client);
if (this is Lobby)
{
var x7E = new ServerPacket(0x7E);
x7E.WriteByte(0x1B);
x7E.WriteString("CONNECTED SERVER\n");
client.Enqueue(x7E);
GameLog.DebugFormat("Lobby: AcceptConnection occuring");
GameLog.DebugFormat("Lobby: cid is {0}", client.ConnectionId);
}
else if (this is Login)
{
GameLog.DebugFormat("Login: AcceptConnection occuring");
GameLog.DebugFormat("Login: cid is {0}", client.ConnectionId);
}
else if (this is World)
{
GameLog.DebugFormat("World: AcceptConnection occuring");
GameLog.DebugFormat("World: cid is {0}", client.ConnectionId);
}
try
{
handler.BeginReceive(client.ClientState.Buffer, 0, client.ClientState.Buffer.Length, 0,
new AsyncCallback(ReadCallback), client.ClientState);
GameLog.DebugFormat("AcceptConnection returning");
clientSocket.BeginAccept(new AsyncCallback(AcceptConnection), clientSocket);
}
catch (SocketException e)
{
Game.ReportException(e);
handler.Close();
}
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteUInt16(User.Map.Id);
packet.WriteByte((byte)(User.Map.X % 256));
packet.WriteByte((byte)(User.Map.Y % 256));
byte flags = 0;
//if ((User.Map.Flags & MapFlags.Snow) == MapFlags.Snow)
// flags |= 1;
//if ((User.Map.Flags & MapFlags.Rain) == MapFlags.Rain)
// flags |= 2;
//if ((User.Map.Flags & MapFlags.NoMap) == MapFlags.NoMap)
// flags |= 64;
//if ((User.Map.Flags & MapFlags.Winter) == MapFlags.Winter)
// flags |= 128;
packet.WriteByte(flags);
packet.WriteByte((byte)(User.Map.X / 256));
packet.WriteByte((byte)(User.Map.Y / 256));
packet.WriteByte((byte)(User.Map.Checksum % 256));
packet.WriteByte((byte)(User.Map.Checksum / 256));
packet.WriteString8(User.Map.Name);
return(packet);
}
private void PacketHandler_0x4B_RequestNotification(Client client, ClientPacket packet)
{
var x60 = new ServerPacket(0x60);
x60.WriteByte(0x01);
x60.WriteUInt16((ushort)Game.Notification.Length);
x60.Write(Game.Notification);
client.Enqueue(x60);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteUInt32(UserId);
packet.WriteByte(Animation);
packet.WriteUInt16(Speed);
return(packet);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(Action);
switch (Action)
{
case ExchangeActions.Initiate:
{
packet.WriteUInt32(RequestorId);
packet.WriteString8(RequestorName);
}
break;
case ExchangeActions.QuantityPrompt:
{
packet.WriteByte(ItemSlot);
}
break;
case ExchangeActions.ItemUpdate:
{
packet.WriteByte((byte)(Side ? 0 : 1));
packet.WriteByte(ItemSlot);
packet.WriteUInt16((ushort)(0x8000 + ItemSprite));
packet.WriteByte(ItemColor);
packet.WriteString8(ItemName);
}
break;
case ExchangeActions.GoldUpdate:
{
packet.WriteByte((byte)(Side ? 0 : 1));
packet.WriteUInt32(Gold);
}
break;
case ExchangeActions.Cancel:
{
packet.WriteByte((byte)(Side ? 0 : 1));
packet.WriteString8(CancelMessage);
}
break;
case ExchangeActions.Confirm:
{
packet.WriteByte((byte)(Side ? 0 : 1));
packet.WriteString8(ConfirmMessage);
}
break;
}
return(packet);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
Console.WriteLine(String.Format("uid: {0}, Animation: {1}, speed {2}", UserId, Animation, Speed));
packet.WriteUInt32(UserId);
packet.WriteByte(Animation);
packet.WriteUInt16(Speed);
return(packet);
}
internal List <ServerPacket> Packets()
{
var ret = new List <ServerPacket>();
var tile = 0;
for (var row = 0; row < Map.Y; row++)
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteUInt16((ushort)row);
for (int column = 0; column < Map.X * 6; column += 2)
{
packet.WriteByte(Map.RawData[tile + 1]);
packet.WriteByte(Map.RawData[tile]);
tile += 2;
}
ret.Add(packet);
}
return(ret);
}
/// <summary>
/// Atomically update the byte-based heartbeat values for the 0x3B packet and then
/// queue for transmission to the client. This transmission is aborted if the client hasn't
/// been alive more than BYTE_HEARTBEAT_INTERVAL seconds.
/// If we don't receive a response to the 0x3B heartbeat within REAP_HEARTBEAT_INTERVAL
/// the client is automatically disconnected.
/// </summary>
public void SendByteHeartbeat()
{
var aliveSince = new TimeSpan(DateTime.Now.Ticks - ConnectedSince);
if (aliveSince.TotalSeconds < Constants.BYTE_HEARTBEAT_INTERVAL)
{
return;
}
var rnd = new Random();
var byteHeartbeat = new ServerPacket(0x3b);
var a = rnd.Next(254);
var b = rnd.Next(254);
Interlocked.Exchange(ref _heartbeatA, a);
Interlocked.Exchange(ref _heartbeatB, b);
byteHeartbeat.WriteByte((byte)a);
byteHeartbeat.WriteByte((byte)b);
Enqueue(byteHeartbeat);
Interlocked.Exchange(ref _byteHeartbeatSent, DateTime.Now.Ticks);
}
public ServerPacket RenderToPacket(bool Mailbox = true)
{
var response = new ServerPacket(0x31);
// Functionality unknown but necessary
if (Mailbox)
{
response.WriteByte(0x05);
response.WriteByte(0x03);
}
else
{
response.WriteByte(0x03);
response.WriteByte(0x00);
}
response.WriteBoolean(Mailbox || Highlighted); // Mailbox messages are always "read"
response.WriteUInt16((ushort)Id);
response.WriteString8(Sender);
response.WriteByte((byte)Created.Month);
response.WriteByte((byte)Created.Day);
response.WriteString8(Subject);
response.WriteString16(Body);
return(response);
}
public void Redirect(Redirect redirect, bool isLogoff = false, int transmitDelay = 0)
{
GameLog.InfoFormat("Processing redirect");
GlobalConnectionManifest.RegisterRedirect(this, redirect);
GameLog.InfoFormat("Redirect: cid {0}", this.ConnectionId);
GameLog.Info($"Redirect EncryptionKey is {Encoding.ASCII.GetString(redirect.EncryptionKey)}");
if (isLogoff)
{
GlobalConnectionManifest.DeregisterClient(this);
}
redirect.Destination.ExpectedConnections.TryAdd(redirect.Id, redirect);
var endPoint = Socket.RemoteEndPoint as IPEndPoint;
byte[] addressBytes;
if (Game.RedirectTarget != null)
{
addressBytes = Game.RedirectTarget.GetAddressBytes();
}
else
{
addressBytes = IPAddress.IsLoopback(endPoint.Address) ? IPAddress.Loopback.GetAddressBytes() : Game.IpAddress.GetAddressBytes();
}
Array.Reverse(addressBytes);
var x03 = new ServerPacket(0x03);
x03.Write(addressBytes);
x03.WriteUInt16((ushort)redirect.Destination.Port);
x03.WriteByte((byte)(redirect.EncryptionKey.Length + Encoding.ASCII.GetBytes(redirect.Name).Length + 7));
x03.WriteByte(redirect.EncryptionSeed);
x03.WriteByte((byte)redirect.EncryptionKey.Length);
x03.Write(redirect.EncryptionKey);
x03.WriteString8(redirect.Name);
x03.WriteUInt32(redirect.Id);
x03.TransmitDelay = transmitDelay == 0 ? 250 : transmitDelay;
Enqueue(x03);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(0x00);
if (Id != 0)
{
packet.WriteUInt32(Id);
packet.WriteUInt32(SenderId == 0 ? Id : SenderId);
packet.WriteUInt16(AnimationId);
packet.WriteUInt16(SenderAnimationId == 0 ? ushort.MinValue : SenderAnimationId);
packet.WriteUInt16(Speed);
packet.WriteByte(0x00);
}
else
{
packet.WriteUInt32(uint.MinValue);
packet.WriteUInt16(AnimationId);
packet.WriteUInt16(Speed);
packet.WriteUInt16(X);
packet.WriteUInt16(Y);
}
return(packet);
}
public override void AcceptConnection()
{
if (TcpListener.Pending())
{
var socket = TcpListener.AcceptSocket();
var client = new Client(socket, this);
var x7E = new ServerPacket(0x7E);
x7E.WriteByte(0x1B);
x7E.WriteString("CONNECTED SERVER\n");
client.Enqueue(x7E);
var thread = new Thread(client.ClientLoop);
thread.Start();
}
}
private void PacketHandler_0x10_ClientJoin(Client client, ClientPacket packet)
{
var seed = packet.ReadByte();
var keyLength = packet.ReadByte();
var key = packet.Read(keyLength);
var name = packet.ReadString8();
var id = packet.ReadUInt32();
var redirect = ExpectedConnections[id];
if (redirect.Matches(name, key, seed))
{
((IDictionary)ExpectedConnections).Remove(id);
client.EncryptionKey = key;
client.EncryptionSeed = seed;
if (redirect.Source is Lobby)
{
var x60 = new ServerPacket(0x60);
x60.WriteByte(0x00);
x60.WriteUInt32(Game.NotificationCrc);
client.Enqueue(x60);
}
}
}
private void PacketHandler_0x18_ShowPlayerList(Object obj, ClientPacket packet)
{
var me = (User) obj;
var list = from user in Users.Values
orderby user.IsMaster descending, user.Level descending, user.BaseHp + user.BaseMp * 2 descending, user.Name ascending
select user;
var listPacket = new ServerPacket(0x36);
listPacket.WriteUInt16((ushort)list.Count());
listPacket.WriteUInt16((ushort)list.Count());
foreach (var user in list)
{
int levelDifference = Math.Abs((int)user.Level - me.Level);
listPacket.WriteByte((byte)user.Class);
if (!string.IsNullOrEmpty(me.Guild) && user.Guild == me.Guild) listPacket.WriteByte(84);
else if (levelDifference <= 5) listPacket.WriteByte(151);
else listPacket.WriteByte(255);
listPacket.WriteByte((byte)user.GroupStatus);
listPacket.WriteString8(user.Title);
listPacket.WriteBoolean(user.IsMaster);
listPacket.WriteString8(user.Name);
}
me.Enqueue(listPacket);
}
private void PacketHandler_0x3B_AccessMessages(Object obj, ClientPacket packet)
{
var user = (User) obj;
var messagePacket = new ServerPacket(0x31);
messagePacket.WriteByte(0x01);
messagePacket.WriteUInt16(0x00);
messagePacket.WriteByte(0x00);
user.Enqueue(messagePacket);
}
// General notes about this god awful packet:
/* Offsets:
* 00-0F: no human body + pants
* 10-1F: male human body + pants
* 20-2F: female human body, no pants
* 30-3F: male spirit + pants
* 40-4F: female spirit, no pants
* 50-5F: invisible male body + pants
* 60-6F: invisible female body, no pants
* 70-7F: male doll body + pants
* 80-8F: male mounted body + pants
* 90-9F: female mounted body, no pants
* A0-FF: no human body + pants
*/
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteUInt16(X);
packet.WriteUInt16(Y);
packet.WriteByte((byte)Direction);
packet.WriteUInt32(Id);
packet.WriteUInt16(Helmet);
GameLog.InfoFormat($"Gender is {Gender}");
if (!DisplayAsMonster)
{
packet.WriteByte((byte)(((byte)Gender * 16) + BodySpriteOffset));
packet.WriteUInt16(Armor);
packet.WriteByte(Boots);
packet.WriteUInt16(Armor);
packet.WriteByte(Shield);
packet.WriteUInt16(Weapon);
packet.WriteByte(HairColor);
packet.WriteByte(BootsColor);
packet.WriteByte(FirstAccColor);
packet.WriteUInt16(FirstAcc);
packet.WriteByte(SecondAccColor);
packet.WriteUInt16(SecondAcc);
packet.WriteByte(ThirdAccColor);
packet.WriteUInt16(ThirdAcc);
packet.WriteByte((byte)LanternSize);
packet.WriteByte((byte)RestPosition);
packet.WriteUInt16(Overcoat);
packet.WriteByte(OvercoatColor);
packet.WriteByte((byte)SkinColor);
packet.WriteBoolean(Invisible);
packet.WriteByte(FaceShape);
}
else
{
packet.WriteUInt16(MonsterSprite);
packet.WriteByte(HairColor);
packet.WriteByte(BootsColor);
// Unknown
packet.WriteByte(0x00);
packet.WriteByte(0x00);
packet.WriteByte(0x00);
packet.WriteByte(0x00);
packet.WriteByte(0x00);
packet.WriteByte(0x00);
}
packet.WriteByte((byte)NameStyle);
packet.WriteString8(Name ?? string.Empty);
packet.WriteString8(GroupName ?? string.Empty);
return(packet);
}
internal ServerPacket Packet()
{
var packet = new ServerPacket(OpCode);
packet.WriteByte((byte)MerchantDialogType);
packet.WriteByte((byte)MerchantDialogObjectType);
packet.WriteUInt32(ObjectId);
packet.WriteByte(0);
packet.WriteInt16((short)Tile1);
packet.WriteByte(0);
packet.WriteByte(1);
packet.WriteInt16((short)Tile1);
packet.WriteByte(0);
packet.WriteByte(0);
packet.WriteString8(Name);
packet.WriteString16(Text);
if (MerchantDialogType == MerchantDialogType.Options)
{
packet.WriteByte(Options.OptionsCount);
foreach (var opt in Options.Options)
{
packet.WriteString8(opt.Text);
packet.WriteUInt16(opt.Id);
}
}
if (MerchantDialogType == MerchantDialogType.OptionsWithArgument)
{
packet.WriteString8(OptionsWithArgument.Argument);
packet.WriteByte(OptionsWithArgument.OptionsCount);
foreach (var opt in OptionsWithArgument.Options)
{
packet.WriteString8(opt.Text);
packet.WriteUInt16(opt.Id);
}
}
if (MerchantDialogType == MerchantDialogType.Input)
{
packet.WriteUInt16(Input.Id);
}
if (MerchantDialogType == MerchantDialogType.InputWithArgument)
{
packet.WriteString8(InputWithArgument.Argument);
packet.WriteUInt16(InputWithArgument.Id);
}
if (MerchantDialogType == MerchantDialogType.MerchantShopItems)
{
packet.WriteUInt16(ShopItems.Id);
packet.WriteUInt16(ShopItems.ItemsCount);
foreach (var item in ShopItems.Items)
{
packet.WriteUInt16(item.Tile);
packet.WriteByte(item.Color);
packet.WriteUInt32(item.Price);
packet.WriteString8(item.Name);
packet.WriteString8(item.Description);
}
}
if (MerchantDialogType == MerchantDialogType.MerchantSkills)
{
packet.WriteUInt16(Skills.Id);
packet.WriteUInt16(Skills.SkillsCount);
foreach (var skill in Skills.Skills)
{
packet.WriteByte(skill.IconType);
packet.WriteUInt16(skill.Icon);
packet.WriteByte(skill.Color);
packet.WriteString8(skill.Name);
}
}
if (MerchantDialogType == MerchantDialogType.MerchantSpells)
{
packet.WriteUInt16(Spells.Id);
packet.WriteUInt16(Spells.SpellsCount);
foreach (var spell in Spells.Spells)
{
packet.WriteByte(spell.IconType);
packet.WriteUInt16(spell.Icon);
packet.WriteByte(spell.Color);
packet.WriteString8(spell.Name);
}
}
if (MerchantDialogType == MerchantDialogType.UserSkillBook)
{
packet.WriteUInt16(UserSkills.Id);
}
if (MerchantDialogType == MerchantDialogType.UserSpellBook)
{
packet.WriteUInt16(UserSpells.Id);
}
if (MerchantDialogType == MerchantDialogType.UserInventoryItems)
{
packet.WriteUInt16(UserInventoryItems.Id);
packet.WriteByte(UserInventoryItems.InventorySlotsCount);
foreach (var slot in UserInventoryItems.InventorySlots)
{
packet.WriteByte(slot);
}
}
return(packet);
}
public void SendMessage(string message, byte type)
{
var x0A = new ServerPacket(0x0A);
x0A.WriteByte(type);
x0A.WriteString16(message);
Enqueue(x0A);
}
public void LoginMessage(string message, byte type)
{
var x02 = new ServerPacket(0x02);
x02.WriteByte(type);
x02.WriteString8(message);
Enqueue(x02);
}
public void Redirect(Redirect redirect)
{
Logger.DebugFormat("Processing redirect");
GlobalConnectionManifest.DeregisterClient(this);
redirect.Destination.ExpectedConnections.TryAdd(redirect.Id, redirect);
var endPoint = Socket.RemoteEndPoint as IPEndPoint;
byte[] addressBytes = IPAddress.IsLoopback(endPoint.Address) ? IPAddress.Loopback.GetAddressBytes() : Game.IpAddress.GetAddressBytes();
Array.Reverse(addressBytes);
var x03 = new ServerPacket(0x03);
x03.Write(addressBytes);
x03.WriteUInt16((ushort)redirect.Destination.Port);
x03.WriteByte((byte)(redirect.EncryptionKey.Length + Encoding.GetEncoding(949).GetBytes(redirect.Name).Length + 7));
x03.WriteByte(redirect.EncryptionSeed);
x03.WriteByte((byte)redirect.EncryptionKey.Length);
x03.Write(redirect.EncryptionKey);
x03.WriteString8(redirect.Name);
x03.WriteUInt32(redirect.Id);
Enqueue(x03);
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(NationFlag);
packet.WriteString8(GuildRank);
packet.WriteString8(CurrentTitle);
if (!IsGrouped)
{
packet.WriteString8("Adventuring Alone");
}
else
{
var ret = "Group members\n";
foreach (var member in Group.Members)
{
ret += member == Group.Founder ? $"* {member.Name}\n" : $" {member.Name}\n";
}
ret += $"Total {Group.Members.Count}";
packet.WriteString8(ret);
}
packet.WriteBoolean(CanGroup);
packet.WriteByte(0x00);
packet.WriteByte(Class);
packet.WriteByte(0x01);
packet.WriteByte(0x00);
packet.WriteString8(Player.IsMaster ? "Master" : Player.Class.ToString());
packet.WriteString8(GuildName != null ? GuildName : string.Empty);
packet.WriteByte((byte)(Player.Legend.Count > 255 ? 255 : Player.Legend.Count));
foreach (var mark in Player.Legend)
{
packet.WriteByte((byte)mark.Icon);
packet.WriteByte((byte)mark.Color);
packet.WriteString8(mark.Prefix);
packet.WriteString8(mark.ToString());
}
packet.WriteByte(0x00);
packet.WriteUInt16(PlayerDisplay);
packet.WriteByte(0x02);
packet.WriteUInt32(0x00);
packet.WriteByte(0x00);
return(packet);
}
private void PacketHandler_0x4B_RequestNotification(Client client, ClientPacket packet)
{
var x60 = new ServerPacket(0x60);
x60.WriteByte(0x01);
x60.WriteUInt16((ushort)Game.Notification.Length);
x60.Write(Game.Notification);
client.Enqueue(x60);
}
private void PacketHandler_0x0B_ClientExit(Object obj, ClientPacket packet)
{
var user = (User) obj;
var endSignal = packet.ReadByte();
if (endSignal == 1)
{
var x4C = new ServerPacket(0x4C);
x4C.WriteByte(0x01);
x4C.WriteUInt16(0x00);
user.Enqueue(x4C);
}
else
{
long connectionId;
user.Save();
user.UpdateLogoffTime();
user.Map.Remove(user);
Remove(user);
DeleteUser(user.Name);
user.SendRedirectAndLogoff(this, Game.Login, user.Name);
if (ActiveUsersByName.TryRemove(user.Name, out connectionId))
{
((IDictionary) ActiveUsers).Remove(connectionId);
}
Logger.InfoFormat("cid {0}: {1} leaving world", connectionId, user.Name);
}
}
private void PacketHandler_0x3A_DialogUse(Object obj, ClientPacket packet)
{
var user = (User) obj;
if (user.CheckSquelch(0x38, null))
{
Logger.InfoFormat("{0}: squelched (dialog use)", user.Name);
return;
}
var header = packet.ReadDialogHeader();
var objectType = packet.ReadByte();
var objectID = packet.ReadUInt32();
var pursuitID = packet.ReadUInt16();
var pursuitIndex = packet.ReadUInt16();
Logger.DebugFormat("objectType {0}, objectID {1}, pursuitID {2}, pursuitIndex {3}",
objectType, objectID, pursuitID, pursuitIndex);
Logger.DebugFormat("active dialog via state object: pursuitID {0}, pursuitIndex {1}",
user.DialogState.CurrentPursuitId, user.DialogState.CurrentPursuitIndex);
if (pursuitID == user.DialogState.CurrentPursuitId && pursuitIndex == user.DialogState.CurrentPursuitIndex)
{
// If we get a packet back with the same index and ID, the dialog has been closed.
Logger.DebugFormat("Dialog closed, resetting dialog state");
user.DialogState.EndDialog();
return;
}
if ((pursuitIndex > user.DialogState.CurrentPursuitIndex + 1) ||
(pursuitIndex < user.DialogState.CurrentPursuitIndex - 1))
{
Logger.ErrorFormat("Dialog index is outside of acceptable limits (next/prev)");
return;
}
WorldObject wobj;
if (user.World.Objects.TryGetValue(objectID, out wobj))
{
VisibleObject clickTarget = wobj as VisibleObject;
// Was the previous button clicked? Handle that first
if (pursuitIndex == user.DialogState.CurrentPursuitIndex - 1)
{
Logger.DebugFormat("Handling prev: client passed index {0}, current index is {1}",
pursuitIndex, user.DialogState.CurrentPursuitIndex);
if (user.DialogState.SetDialogIndex(clickTarget, pursuitID, pursuitIndex))
{
user.DialogState.ActiveDialog.ShowTo(user, clickTarget);
return;
}
}
// Is the active dialog an input or options dialog?
if (user.DialogState.ActiveDialog is OptionsDialog)
{
var paramsLength = packet.ReadByte();
var option = packet.ReadByte();
var dialog = user.DialogState.ActiveDialog as OptionsDialog;
dialog.HandleResponse(user, option, clickTarget);
}
if (user.DialogState.ActiveDialog is TextDialog)
{
var paramsLength = packet.ReadByte();
var response = packet.ReadString8();
var dialog = user.DialogState.ActiveDialog as TextDialog;
dialog.HandleResponse(user, response, clickTarget);
}
// Did the handling of a response result in our active dialog sequence changing? If so, exit.
if (user.DialogState.CurrentPursuitId != pursuitID)
{
Logger.DebugFormat("Dialog has changed, exiting");
return;
}
if (user.DialogState.SetDialogIndex(clickTarget, pursuitID, pursuitIndex))
{
Logger.DebugFormat("Pursuit index is now {0}", pursuitIndex);
user.DialogState.ActiveDialog.ShowTo(user, clickTarget);
return;
}
else
{
Logger.DebugFormat("Sending close packet");
var p = new ServerPacket(0x30);
p.WriteByte(0x0A);
p.WriteByte(0x00);
user.Enqueue(p);
user.DialogState.EndDialog();
}
}
}
internal ServerPacket Packet()
{
ServerPacket packet = new ServerPacket(OpCode);
packet.WriteByte(NationFlag);
packet.WriteString8(GuildRank);
packet.WriteByte(TitleCount);
foreach (var id in TitleIds)
{
packet.WriteByte(id);
}
packet.WriteByte(CurrentTitle);
if (!IsGrouped)
{
packet.WriteString8("No Group");
}
else
{
var ret = "Group\n";
foreach (var member in Group.Members)
{
ret += $"{member.Name}\n";
}
packet.WriteString8(ret);
}
packet.WriteByte(CanGroup);
packet.WriteByte(0x00);
packet.WriteByte(Class);
packet.WriteByte(0x01);
packet.WriteByte(0x00);
packet.WriteString8(Player.IsMaster ? "Master" : Player.Class.ToString());
packet.WriteString8(GuildName != null ? GuildName : string.Empty);
packet.WriteByte((byte)(Player.Legend.Count > 255 ? 255 : Player.Legend.Count));
foreach (var mark in Player.Legend)
{
packet.WriteByte((byte)mark.Icon);
packet.WriteByte((byte)mark.Color);
packet.WriteString8(mark.Prefix);
packet.WriteString8(mark.Text);
}
packet.WriteByte(0x00);
packet.WriteUInt16(PlayerDisplay);
packet.WriteByte(0x02);
packet.WriteUInt32(0x00);
packet.WriteByte(0x00);
return(packet);
}
private void PacketHandler_0x05_RequestMap(Object obj, ClientPacket packet)
{
var user = (User) obj;
int index = 0;
for (ushort row = 0; row < user.Map.Y; ++row)
{
var x3C = new ServerPacket(0x3C);
x3C.WriteUInt16(row);
for (int col = 0; col < user.Map.X*6; col += 2)
{
x3C.WriteByte(user.Map.RawData[index + 1]);
x3C.WriteByte(user.Map.RawData[index]);
index += 2;
}
user.Enqueue(x3C);
}
}
private void PacketHandler_0x68_RequestHomepage(Client client, ClientPacket packet)
{
var x03 = new ServerPacket(0x66);
x03.WriteByte(0x03);
x03.WriteString8("http://www.hybrasyl.com");
client.Enqueue(x03);
}
/// <summary>
/// Atomically update the byte-based heartbeat values for the 0x3B packet and then
/// queue for transmission to the client. This transmission is aborted if the client hasn't
/// been alive more than BYTE_HEARTBEAT_INTERVAL seconds.
/// If we don't receive a response to the 0x3B heartbeat within REAP_HEARTBEAT_INTERVAL
/// the client is automatically disconnected.
/// </summary>
public void SendByteHeartbeat()
{
var aliveSince = new TimeSpan(DateTime.Now.Ticks - ConnectedSince);
if (aliveSince.TotalSeconds < Constants.BYTE_HEARTBEAT_INTERVAL)
return;
var rnd = new Random();
var byteHeartbeat = new ServerPacket(0x3b);
var a = rnd.Next(254);
var b = rnd.Next(254);
Interlocked.Exchange(ref _heartbeatA, a);
Interlocked.Exchange(ref _heartbeatB, b);
byteHeartbeat.WriteByte((byte)a);
byteHeartbeat.WriteByte((byte)b);
Enqueue(byteHeartbeat);
Interlocked.Exchange(ref _byteHeartbeatSent, DateTime.Now.Ticks);
}
