protected void Send(AppPacket packet) { if (packet.Size > 512 - 7) { // Fragment WriteLine("Fragment :("); } else { if (Debug) { //ForegroundColor = ConsoleColor.Green; WriteLine($"Sending app packet (opcode {packet.Opcode:X04}, {this}):"); if (packet.Data == null) { WriteLine("!Null data!"); } else { Hexdump(packet.Data); } //ResetColor(); } var data = new byte[packet.Size]; data[1] = (byte)(packet.Opcode >> 8); data[0] = (byte)packet.Opcode; if (packet.Data != null) { Array.Copy(packet.Data, 0, data, 2, packet.Data.Length); } Send(new Packet(SessionOp.Single, data)); } }
protected override void HandleSessionResponse(Packet packet) { Send(packet); var data = new byte[464]; var str = $"{AccountID}\0{SessionKey}"; Array.Copy(Encoding.ASCII.GetBytes(str), data, str.Length); Send(AppPacket.Create(WorldOp.SendLoginInfo, data)); }
public void UpdatePosition(Tuple <float, float, float, float> Position) { var update = new ClientPlayerPositionUpdate { ID = PlayerSpawnId, Sequence = UpdateSequence++, X = Position.Item1, Y = Position.Item2, Sub1 = new ClientUpdatePositionSub1(), Z = Position.Item3, Sub2 = new ClientUpdatePositionSub2(0, (ushort)(Position.Item4 * 8f * 255f)) }; Send(AppPacket.Create(ZoneOp.ClientUpdate, update)); }
protected override void HandleAppPacket(AppPacket packet) { WriteLine($"Foo? {(WorldOp) packet.Opcode}"); switch ((WorldOp)packet.Opcode) { case WorldOp.GuildsList: break; case WorldOp.LogServer: case WorldOp.ApproveWorld: case WorldOp.EnterWorld: case WorldOp.ExpansionInfo: break; case WorldOp.SendCharInfo: var chars = new CharacterSelect(packet.Data); CharacterList?.Invoke(this, chars.Characters); break; case WorldOp.MessageOfTheDay: MOTD?.Invoke(this, Encoding.ASCII.GetString(packet.Data)); break; case WorldOp.ZoneServerInfo: var info = packet.Get <ZoneServerInfo>(); ZoneServer?.Invoke(this, info); break; case WorldOp.SetChatServer: case WorldOp.SetChatServer2: ChatServerList?.Invoke(this, packet.Data); break; case WorldOp.PostEnterWorld: // The emu doesn't do anything with ApproveWorld and WorldClientReady so we may be able to just skip them both. Send(AppPacket.Create(WorldOp.ApproveWorld)); Send(AppPacket.Create(WorldOp.WorldClientReady)); break; case WorldOp.ApproveName: CharacterCreateNameApproval?.Invoke(this, packet.Data[0] == 1); break; default: WriteLine($"Unhandled packet in WorldStream: {(WorldOp) packet.Opcode} (0x{packet.Opcode:X04})"); Hexdump(packet.Data); break; } }
protected override void HandleAppPacket(AppPacket packet) { switch ((LoginOp)packet.Opcode) { case LoginOp.ChatMessage: Send(AppPacket.Create(LoginOp.Login, new Login(), CryptoBlob)); break; case LoginOp.LoginAccepted: if (packet.Data.Length < 90) { LoginSuccess?.Invoke(this, false); } else { var dec = Decrypt(packet.Data, 10); var rep = new LoginReply(dec); AccountID = rep.AcctID; SessionKey = rep.Key; LoginSuccess?.Invoke(this, true); } break; case LoginOp.ServerListResponse: var header = packet.Get <ServerListHeader>(); ServerList?.Invoke(this, header.Servers); break; case LoginOp.PlayEverquestResponse: var resp = packet.Get <PlayResponse>(); if (!resp.Allowed) { CurPlay = null; } PlaySuccess?.Invoke(this, CurPlay); break; default: WriteLine($"Unhandled packet in LoginStream: {(LoginOp) packet.Opcode} (0x{packet.Opcode:X04})"); Hexdump(packet.Data); break; } }
void HandleAppPacketProxy(AppPacket packet) { if (Debug) { //ForegroundColor = ConsoleColor.Magenta; WriteLine($"Received app packet (opcode {packet.Opcode:X04}, {this}):"); if (packet.Data == null) { WriteLine("!Null data!"); } else { Hexdump(packet.Data); } //ResetColor(); } HandleAppPacket(packet); }
protected override void HandleSessionResponse(Packet packet) => Send(AppPacket.Create(LoginOp.SessionReady, new SessionReady()));
public void Play(ServerListElement server) { CurPlay = server; Send(AppPacket.Create(LoginOp.PlayEverquestRequest, new PlayRequest(5, server.RuntimeID))); }
public void RequestServerList() => Send(AppPacket.Create(LoginOp.ServerListRequest, new byte[] { 0, 0, 0, 0 }));
protected abstract void HandleAppPacket(AppPacket packet);
bool ProcessPacket(Packet packet, bool self = false) { switch ((SessionOp)packet.Opcode) { case SessionOp.Bare: var bapp = new AppPacket(packet.Data); HandleAppPacketProxy(bapp); break; case SessionOp.Single: futurePackets[packet.Sequence] = null; var app = new AppPacket(packet.Data); HandleAppPacketProxy(app); InSequence = (ushort)((packet.Sequence + 1) % 65536); if (Debug) { WriteLine($"Single packet updated sequence from {packet.Sequence} to {InSequence}"); } break; case SessionOp.Fragment: var tlen = packet.Data.NetU32(0); var rlen = -4; for (var i = packet.Sequence; futurePackets[i] != null && rlen < tlen; ++i) { rlen += futurePackets[i].Data.Length; } if (rlen < tlen) { // Don't have all the pieces yet futurePackets[packet.Sequence] = packet; return(false); } var tdata = new byte[rlen]; rlen = 0; var last = 0; for (var i = packet.Sequence; rlen < tlen; ++i) { var off = i == packet.Sequence ? 4 : 0; var fdata = futurePackets[i % 65536].Data; Array.Copy(fdata, off, tdata, rlen, fdata.Length - off); rlen += fdata.Length - off; futurePackets[i] = null; last = i; } InSequence = (ushort)((last + 1) % 65536); if (Debug) { WriteLine( $"Fragmented packet updated our sequence from {packet.Sequence} to {InSequence} ({last - packet.Sequence} packets)"); } HandleAppPacketProxy(new AppPacket(tdata)); break; } while (!self && futurePackets[InSequence] != null) { if (!ProcessPacket(futurePackets[InSequence], self: true)) { break; } } return(true); }
public void SendEnterWorld(EnterWorld enterWorld) { Send(AppPacket.Create(WorldOp.EnterWorld, enterWorld)); }
public void SendCharacterCreate(CharCreate charCreate) { Send(AppPacket.Create(WorldOp.CharacterCreate, charCreate)); }
public void SendNameApproval(NameApproval nameApproval) { Send(AppPacket.Create(WorldOp.ApproveName, nameApproval)); }
protected override void HandleAppPacket(AppPacket packet) { //WriteLine($"Zone app packet: {(ZoneOp) packet.Opcode}"); switch ((ZoneOp)packet.Opcode) { case ZoneOp.PlayerProfile: var player = packet.Get <PlayerProfile>(); //WriteLine(player); break; case ZoneOp.TimeOfDay: var timeofday = packet.Get <TimeOfDay>(); //WriteLine(timeofday); break; case ZoneOp.TaskActivity: // XXX: Handle short activities! //var activity = packet.Get<TaskActivity>(); //WriteLine(activity); break; case ZoneOp.TaskDescription: var desc = packet.Get <TaskDescription>(); //WriteLine(desc); break; case ZoneOp.CompletedTasks: var comp = packet.Get <CompletedTasks>(); //WriteLine(comp); break; case ZoneOp.XTargetResponse: var xt = packet.Get <XTarget>(); //WriteLine(xt); break; case ZoneOp.Weather: var weather = packet.Get <Weather>(); //WriteLine(weather); if (Entering) { Send(AppPacket.Create(ZoneOp.ReqNewZone)); } break; case ZoneOp.TributeTimer: var timer = packet.Get <TributeTimer>(); //WriteLine(timer); break; case ZoneOp.TributeUpdate: var update = packet.Get <TributeInfo>(); //WriteLine(update); break; case ZoneOp.ZoneEntry: var mob = packet.Get <Spawn>(); if (mob.Name == CharName) { PlayerSpawnId = (ushort)mob.SpawnID; } Spawned?.Invoke(this, mob); break; case ZoneOp.NewZone: Send(AppPacket.Create(ZoneOp.ReqClientSpawn)); break; case ZoneOp.SendExpZonein: if (Entering) { Send(AppPacket.Create(ZoneOp.ClientReady)); Entering = false; } break; case ZoneOp.CharInventory: break; case ZoneOp.SendFindableNPCs: var npc = packet.Get <FindableNPC>(); //WriteLine(npc); break; case ZoneOp.ClientUpdate: var pu = packet.Get <PlayerPositionUpdate>(); PositionUpdated?.Invoke(this, pu); break; case ZoneOp.HPUpdate: break; case ZoneOp.SpawnDoor: for (var i = 0; i < packet.Data.Length; i += 92) { var door = new Door(packet.Data, i); WriteLine(door); } break; default: WriteLine($"Unhandled packet in ZoneStream: {(ZoneOp) packet.Opcode} (0x{packet.Opcode:X04})"); Hexdump(packet.Data); break; } }
protected override void HandleSessionResponse(Packet packet) { Send(packet); Send(AppPacket.Create(ZoneOp.ZoneEntry, new ClientZoneEntry(CharName))); }