mirror of
https://bitbucket.org/Ioncannon/project-meteor-server.git
synced 2025-06-09 05:54:50 +02:00
Cleaned up namespaces (still have to do Map Project) and removed references to FFXIV Classic from the code. Removed the Launcher Editor project as it is no longer needed (host file editing is cleaner).
This commit is contained in:
Filip Maj
parent
7587a6e142
commit
0f61c4c0e1
544 changed files with 54548 additions and 55498 deletions
411
Lobby Server/PacketProcessor.cs
Normal file
411
Lobby Server/PacketProcessor.cs
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/*
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===========================================================================
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Copyright (C) 2015-2019 Project Meteor Dev Team
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This file is part of Project Meteor Server.
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Project Meteor Server is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Project Meteor Server is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with Project Meteor Server. If not, see <https:www.gnu.org/licenses/>.
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===========================================================================
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*/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Security.Cryptography;
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using System.Text;
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using Meteor.Common;
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using Meteor.Lobby.DataObjects;
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using Meteor.Lobby.Packets;
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using Meteor.Lobby.Packets.Receive;
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namespace Meteor.Lobby
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{
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class PacketProcessor
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{
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public void ProcessPacket(ClientConnection client, BasePacket packet)
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{
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if ((packet.header.packetSize == 0x288) && (packet.data[0x34] == 'T')) //Test Ticket Data
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{
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packet.DebugPrintPacket();
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//Crypto handshake
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ProcessStartSession(client, packet);
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return;
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}
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BasePacket.DecryptPacket(client.blowfish, ref packet);
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packet.DebugPrintPacket();
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List<SubPacket> subPackets = packet.GetSubpackets();
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foreach (SubPacket subpacket in subPackets)
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{
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subpacket.DebugPrintSubPacket();
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if (subpacket.header.type == 3)
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{
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switch (subpacket.gameMessage.opcode)
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{
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case 0x03:
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ProcessGetCharacters(client, subpacket);
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break;
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case 0x04:
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ProcessSelectCharacter(client, subpacket);
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break;
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case 0x05:
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ProcessSessionAcknowledgement(client, subpacket);
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break;
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case 0x0B:
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ProcessModifyCharacter(client, subpacket);
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break;
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case 0x0F:
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//Mod Retainers
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default:
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Program.Log.Debug("Unknown command 0x{0:X} received.", subpacket.gameMessage.opcode);
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break;
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}
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}
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}
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}
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private void ProcessStartSession(ClientConnection client, BasePacket packet)
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{
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SecurityHandshakePacket securityHandshake = new SecurityHandshakePacket(packet.data);
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byte[] blowfishKey = GenerateKey(securityHandshake.ticketPhrase, securityHandshake.clientNumber);
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client.blowfish = new Blowfish(blowfishKey);
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Program.Log.Info("SecCNum: 0x{0:X}", securityHandshake.clientNumber);
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//Respond with acknowledgment
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BasePacket outgoingPacket = new BasePacket(HardCoded_Packets.g_secureConnectionAcknowledgment);
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BasePacket.EncryptPacket(client.blowfish, outgoingPacket);
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client.QueuePacket(outgoingPacket);
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}
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private void ProcessSessionAcknowledgement(ClientConnection client, SubPacket packet)
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{
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packet.DebugPrintSubPacket();
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SessionPacket sessionPacket = new SessionPacket(packet.data);
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String clientVersion = sessionPacket.version;
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Program.Log.Info("Got acknowledgment for secure session.");
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Program.Log.Info("CLIENT VERSION: {0}", clientVersion);
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uint userId = Database.GetUserIdFromSession(sessionPacket.session);
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client.currentUserId = userId;
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client.currentSessionToken = sessionPacket.session; ;
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if (userId == 0)
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{
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ErrorPacket errorPacket = new ErrorPacket(sessionPacket.sequence, 0, 0, 13001, "Your session has expired, please login again.");
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SubPacket subpacket = errorPacket.BuildPacket();
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subpacket.SetTargetId(0xe0006868);
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BasePacket errorBasePacket = BasePacket.CreatePacket(subpacket, true, false);
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BasePacket.EncryptPacket(client.blowfish, errorBasePacket);
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client.QueuePacket(errorBasePacket);
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Program.Log.Info("Invalid session, kicking...");
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return;
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}
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Program.Log.Info("USER ID: {0}", userId);
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List<Account> accountList = new List<Account>();
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Account defaultAccount = new Account();
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defaultAccount.id = 1;
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defaultAccount.name = "FINAL FANTASY XIV";
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accountList.Add(defaultAccount);
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AccountListPacket listPacket = new AccountListPacket(1, accountList);
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BasePacket basePacket = BasePacket.CreatePacket(listPacket.BuildPackets(), true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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}
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private void ProcessGetCharacters(ClientConnection client, SubPacket packet)
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{
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Program.Log.Info("{0} => Get characters", client.currentUserId == 0 ? client.GetAddress() : "User " + client.currentUserId);
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SendWorldList(client, packet);
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SendImportList(client, packet);
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SendRetainerList(client, packet);
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SendCharacterList(client, packet);
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}
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private void ProcessSelectCharacter(ClientConnection client, SubPacket packet)
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{
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SelectCharacterPacket selectCharRequest = new SelectCharacterPacket(packet.data);
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Program.Log.Info("{0} => Select character id {1}", client.currentUserId == 0 ? client.GetAddress() : "User " + client.currentUserId, selectCharRequest.characterId);
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Character chara = Database.GetCharacter(client.currentUserId, selectCharRequest.characterId);
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World world = null;
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if (chara != null)
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world = Database.GetServer(chara.serverId);
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if (world == null)
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{
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ErrorPacket errorPacket = new ErrorPacket(selectCharRequest.sequence, 0, 0, 13001, "World Does not exist or is inactive.");
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SubPacket subpacket = errorPacket.BuildPacket();
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BasePacket basePacket = BasePacket.CreatePacket(subpacket, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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return;
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}
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SelectCharacterConfirmPacket connectCharacter = new SelectCharacterConfirmPacket(selectCharRequest.sequence, selectCharRequest.characterId, client.currentSessionToken, world.address, world.port, selectCharRequest.ticket);
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BasePacket outgoingPacket = BasePacket.CreatePacket(connectCharacter.BuildPackets(), true, false);
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BasePacket.EncryptPacket(client.blowfish, outgoingPacket);
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client.QueuePacket(outgoingPacket);
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}
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private void ProcessModifyCharacter(ClientConnection client, SubPacket packet)
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{
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CharacterModifyPacket charaReq = new CharacterModifyPacket(packet.data);
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var slot = charaReq.slot;
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var name = charaReq.characterName;
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var worldId = charaReq.worldId;
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uint pid = 0, cid = 0;
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//Get world from new char instance
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if (worldId == 0)
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worldId = client.newCharaWorldId;
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//Check if this character exists, Get world from there
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if (worldId == 0 && charaReq.characterId != 0)
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{
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Character chara = Database.GetCharacter(client.currentUserId, charaReq.characterId);
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if (chara != null)
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worldId = chara.serverId;
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}
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string worldName = null;
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World world = Database.GetServer(worldId);
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if (world != null)
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worldName = world.name;
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if (worldName == null)
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{
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ErrorPacket errorPacket = new ErrorPacket(charaReq.sequence, 0, 0, 13001, "World Does not exist or is inactive.");
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SubPacket subpacket = errorPacket.BuildPacket();
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BasePacket basePacket = BasePacket.CreatePacket(subpacket, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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Program.Log.Info("User {0} => Error; invalid server id: \"{1}\"", client.currentUserId, worldId);
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return;
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}
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bool alreadyTaken;
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switch (charaReq.command)
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{
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case 0x01://Reserve
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alreadyTaken = Database.ReserveCharacter(client.currentUserId, slot, worldId, name, out pid, out cid);
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if (alreadyTaken)
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{
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ErrorPacket errorPacket = new ErrorPacket(charaReq.sequence, 1003, 0, 13005, ""); //BDB - Chara Name Used, //1003 - Bad Word
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SubPacket subpacket = errorPacket.BuildPacket();
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BasePacket basePacket = BasePacket.CreatePacket(subpacket, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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Program.Log.Info("User {0} => Error; name taken: \"{1}\"", client.currentUserId, charaReq.characterName);
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return;
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}
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else
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{
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pid = 0;
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client.newCharaCid = cid;
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client.newCharaSlot = slot;
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client.newCharaWorldId = worldId;
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client.newCharaName = name;
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}
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Program.Log.Info("User {0} => Character reserved \"{1}\"", client.currentUserId, name);
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break;
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case 0x02://Make
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CharaInfo info = CharaInfo.GetFromNewCharRequest(charaReq.characterInfoEncoded);
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//Set Initial Appearance (items will be loaded in by map server)
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uint[] classAppearance = CharacterCreatorUtils.GetEquipmentForClass(info.currentClass);
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info.weapon1 = classAppearance[0];
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info.weapon2 = classAppearance[1];
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info.head = classAppearance[7];
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if (classAppearance[8] != 0)
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info.body = classAppearance[8];
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else
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info.body = CharacterCreatorUtils.GetUndershirtForTribe(info.tribe);
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info.legs = classAppearance[9];
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info.hands = classAppearance[10];
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info.feet = classAppearance[11];
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info.belt = classAppearance[12];
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//Set Initial Position
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switch (info.initialTown)
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{
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case 1: //ocn0Battle02 (Limsa)
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info.zoneId = 193;
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info.x = 0.016f;
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info.y = 10.35f;
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info.z = -36.91f;
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info.rot = 0.025f;
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break;
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case 2: //fst0Battle03 (Gridania)
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info.zoneId = 166;
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info.x = 369.5434f;
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info.y = 4.21f;
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info.z = -706.1074f;
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info.rot = -1.26721f;
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break;
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case 3: //wil0Battle01 (Ul'dah)
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info.zoneId = 184;
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info.x = 5.364327f;
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info.y = 196.0f;
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info.z = 133.6561f;
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info.rot = -2.849384f;
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break;
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}
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Database.MakeCharacter(client.currentUserId, client.newCharaCid, info);
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pid = 1;
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cid = client.newCharaCid;
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name = client.newCharaName;
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Program.Log.Info("User {0} => Character Created \"{1}\"", client.currentUserId, name);
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break;
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case 0x03://Rename
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alreadyTaken = Database.RenameCharacter(client.currentUserId, charaReq.characterId, worldId, charaReq.characterName);
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if (alreadyTaken)
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{
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ErrorPacket errorPacket = new ErrorPacket(charaReq.sequence, 1003, 0, 13005, ""); //BDB - Chara Name Used, //1003 - Bad Word
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SubPacket subpacket = errorPacket.BuildPacket();
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BasePacket basePacket = BasePacket.CreatePacket(subpacket, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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Program.Log.Info("User {0} => Error; name taken: \"{1}\"", client.currentUserId, charaReq.characterName);
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return;
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}
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Program.Log.Info("User {0} => Character renamed \"{1}\"", client.currentUserId, name);
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break;
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case 0x04://Delete
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Database.DeleteCharacter(charaReq.characterId, charaReq.characterName);
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Program.Log.Info("User {0} => Character deleted \"{1}\"", client.currentUserId, name);
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break;
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case 0x06://Rename Retainer
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Program.Log.Info("User {0} => Retainer renamed \"{1}\"", client.currentUserId, name);
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break;
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}
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CharaCreatorPacket charaCreator = new CharaCreatorPacket(charaReq.sequence, charaReq.command, pid, cid, 1, name, worldName);
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BasePacket charaCreatorPacket = BasePacket.CreatePacket(charaCreator.BuildPacket(), true, false);
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BasePacket.EncryptPacket(client.blowfish, charaCreatorPacket);
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client.QueuePacket(charaCreatorPacket);
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}
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private void SendWorldList(ClientConnection client, SubPacket packet)
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{
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List<World> serverList = Database.GetServers();
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WorldListPacket worldlistPacket = new WorldListPacket(0, serverList);
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List<SubPacket> subPackets = worldlistPacket.BuildPackets();
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BasePacket basePacket = BasePacket.CreatePacket(subPackets, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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}
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private void SendImportList(ClientConnection client, SubPacket packet)
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{
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List<String> names = Database.GetReservedNames(client.currentUserId);
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ImportListPacket importListPacket = new ImportListPacket(0, names);
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List<SubPacket> subPackets = importListPacket.BuildPackets();
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BasePacket basePacket = BasePacket.CreatePacket(subPackets, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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}
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private void SendRetainerList(ClientConnection client, SubPacket packet)
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{
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List<Retainer> retainers = Database.GetRetainers(client.currentUserId);
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RetainerListPacket retainerListPacket = new RetainerListPacket(0, retainers);
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List<SubPacket> subPackets = retainerListPacket.BuildPackets();
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BasePacket basePacket = BasePacket.CreatePacket(subPackets, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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}
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private void SendCharacterList(ClientConnection client, SubPacket packet)
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{
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List<Character> characterList = Database.GetCharacters(client.currentUserId);
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if (characterList.Count > 8)
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Program.Log.Error("Warning, got more than 8 characters. List truncated, check DB for issues.");
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CharacterListPacket characterlistPacket = new CharacterListPacket(0, characterList);
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List<SubPacket> subPackets = characterlistPacket.BuildPackets();
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BasePacket basePacket = BasePacket.CreatePacket(subPackets, true, false);
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BasePacket.EncryptPacket(client.blowfish, basePacket);
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client.QueuePacket(basePacket);
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}
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private byte[] GenerateKey(string ticketPhrase, uint clientNumber)
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{
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byte[] key;
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using (MemoryStream memStream = new MemoryStream(0x2C))
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{
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using (BinaryWriter binWriter = new BinaryWriter(memStream))
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{
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binWriter.Write((Byte)0x78);
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binWriter.Write((Byte)0x56);
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binWriter.Write((Byte)0x34);
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binWriter.Write((Byte)0x12);
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binWriter.Write((UInt32)clientNumber);
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binWriter.Write((Byte)0xE8);
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binWriter.Write((Byte)0x03);
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binWriter.Write((Byte)0x00);
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binWriter.Write((Byte)0x00);
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binWriter.Write(Encoding.ASCII.GetBytes(ticketPhrase), 0, Encoding.ASCII.GetByteCount(ticketPhrase) >= 0x20 ? 0x20 : Encoding.ASCII.GetByteCount(ticketPhrase));
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}
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byte[] nonMD5edKey = memStream.GetBuffer();
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using (MD5 md5Hash = MD5.Create())
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{
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key = md5Hash.ComputeHash(nonMD5edKey);
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}
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}
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return key;
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}
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}
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}
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