Initial work on TCP transport layer:

* Optionally compiled additional TCP transport layer.
* Config to enable it.
* Tested and functional with lcdr's tcpudp dll, udp being disabled in the dll due to port issues.
* Removed unused RakNet replica manager and id manager. We've got our own replica manager since pre-open-source.
* Utilizes async boost behavior.

Todo:
* Figure out how to do ping calculations.
* Fix crashes on universe shutdown.
* Test TLS on a VPS.
* Remove unnecessary logging.
* Test with lots of clients.
* Finish "master" to "manager" naming refactor.

dCommon/Game.h

@@ -16,6 +16,8 @@ class EntityManager;
 class dZoneManager;
 class PlayerContainer;
 
+#include "TransportPeerInterface.h"
+
 namespace Game {
 	using signal_t = volatile std::sig_atomic_t;
 	extern Logger* logger;
@@ -24,7 +26,7 @@ namespace Game {
 	extern dChatFilter* chatFilter;
 	extern dConfig* config;
 	extern std::mt19937 randomEngine;
-	extern RakPeerInterface* chatServer;
+	extern TransportPeerInterface* chatServer;
 	extern AssetManager* assetManager;
 	extern SystemAddress chatSysAddr;
 	extern signal_t lastSignal;

dCommon/dEnums/eManagerMessageType.h

@@ -1,9 +1,9 @@
-#ifndef __EMASTERMESSAGETYPE__H__
+#ifndef __EMANAGERMESSAGETYPE__H__
-#define __EMASTERMESSAGETYPE__H__
+#define __EMANAGERMESSAGETYPE__H__
 
 #include <cstdint>
 
-enum class eMasterMessageType : uint32_t {
+enum class eManagerMessageType : uint32_t {
 	REQUEST_PERSISTENT_ID = 1,
 	REQUEST_PERSISTENT_ID_RESPONSE,
 	REQUEST_ZONE_TRANSFER,
@@ -33,4 +33,4 @@ enum class eMasterMessageType : uint32_t {
 	NEW_SESSION_ALERT
 };
 
-#endif  //!__EMASTERMESSAGETYPE__H__
+#endif  //!__EMANAGERMESSAGETYPE__H__

dGame/dComponents/RocketLaunchpadControlComponent.cpp

@@ -18,7 +18,7 @@
 #include "BitStreamUtils.h"
 #include "eObjectWorldState.h"
 #include "eConnectionType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 
 RocketLaunchpadControlComponent::RocketLaunchpadControlComponent(Entity* parent, int rocketId) : Component(parent) {
 	auto query = CDClientDatabase::CreatePreppedStmt(
@@ -137,7 +137,7 @@ LWOCLONEID RocketLaunchpadControlComponent::GetSelectedCloneId(LWOOBJID player)
 
 void RocketLaunchpadControlComponent::TellMasterToPrepZone(int zoneID) {
 	CBITSTREAM;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::PREP_ZONE);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::PREP_ZONE);
 	bitStream.Write(zoneID);
 	Game::server->SendToMaster(bitStream);
 }

dGame/dUtilities/ObjectIDManager.cpp

@@ -5,6 +5,7 @@
 #include "Database.h"
 #include "Logger.h"
 #include "Game.h"
+#include "dServer.h"
 
  //! The persistent ID request
 struct PersistentIDRequest {
@@ -25,7 +26,7 @@ namespace {
 void ObjectIDManager::RequestPersistentID(const std::function<void(uint32_t)> callback) {
 	const auto& request = Requests.emplace_back(++CurrentRequestID, callback);
 
-	MasterPackets::SendPersistentIDRequest(Game::server, request.requestID);
+	MasterPackets::SendPersistentIDRequest(Game::server->GetTransportLayerPtr(), request.requestID);
 }
 
 //! Handles a persistent ID response

dGame/dUtilities/SlashCommands/DEVGMCommands.cpp

@@ -45,9 +45,10 @@
 
 // Enums
 #include "eGameMasterLevel.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 #include "eInventoryType.h"
 #include "ePlayerFlag.h"
+#include <RakNetTransportLayer.h>
 
 
 namespace DEVGMCommands {
@@ -503,7 +504,7 @@ namespace DEVGMCommands {
 	void ShutdownUniverse(Entity* entity, const SystemAddress& sysAddr, const std::string args) {
 		//Tell the master server that we're going to be shutting down whole "universe":
 		CBITSTREAM;
-		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SHUTDOWN_UNIVERSE);
+		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SHUTDOWN_UNIVERSE);
 		Game::server->SendToMaster(bitStream);
 		ChatPackets::SendSystemMessage(sysAddr, u"Sent universe shutdown notification to master.");
 
@@ -1247,8 +1248,16 @@ namespace DEVGMCommands {
 
 			scriptedActivityComponent->ReloadConfig();
 		}
-		Game::server->UpdateMaximumMtuSize();
+
-		Game::server->UpdateBandwidthLimit();
+		if (Game::server->GetTransportType() == TransportType::RakNet) {
+			const auto& transport = Game::server->GetTransportLayer();
+
+			auto* raknetTransport = static_cast<RakNetTransportLayer*>(transport.get());
+
+			raknetTransport->UpdateMaximumMtuSize();
+			raknetTransport->UpdateBandwidthLimit();
+		}
+
 		ChatPackets::SendSystemMessage(sysAddr, u"Successfully reloaded config for world!");
 	}
 

dMasterServer/InstanceManager.cpp

@@ -10,7 +10,7 @@
 #include "MasterPackets.h"
 #include "BitStreamUtils.h"
 #include "eConnectionType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 
 #include "Start.h"
 
@@ -157,7 +157,7 @@ void InstanceManager::ReadyInstance(Instance* instance) {
 		LOG("Responding to pending request %llu -> %i (%i)", request, zoneId.GetMapID(), zoneId.GetCloneID());
 
 		MasterPackets::SendZoneTransferResponse(
-			Game::server,
+			Game::server->GetTransportLayerPtr(),
 			request.sysAddr,
 			request.id,
 			request.mythranShift,
@@ -177,7 +177,7 @@ void InstanceManager::RequestAffirmation(Instance* instance, const PendingInstan
 
 	CBITSTREAM;
 
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::AFFIRM_TRANSFER_REQUEST);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::AFFIRM_TRANSFER_REQUEST);
 
 	bitStream.Write(request.id);
 
@@ -200,7 +200,7 @@ void InstanceManager::AffirmTransfer(Instance* instance, const uint64_t transfer
 		const auto& zoneId = instance->GetZoneID();
 
 		MasterPackets::SendZoneTransferResponse(
-			Game::server,
+			Game::server->GetTransportLayerPtr(),
 			request.sysAddr,
 			request.id,
 			request.mythranShift,
@@ -359,7 +359,7 @@ bool Instance::GetShutdownComplete() const {
 void Instance::Shutdown() {
 	CBITSTREAM;
 
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SHUTDOWN);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SHUTDOWN);
 
 	Game::server->Send(bitStream, this->m_SysAddr, false);
 

dMasterServer/MasterServer.cpp

@@ -24,7 +24,7 @@
 #include "AssetManager.h"
 #include "BinaryPathFinder.h"
 #include "eConnectionType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 
 //RakNet includes:
 #include "RakNetDefines.h"
@@ -295,7 +295,7 @@ int main(int argc, char** argv) {
 	const auto externalIPString = Game::config->GetValue("external_ip");
 	if (!externalIPString.empty()) ourIP = externalIPString;
 
-	Game::server = new dServer(ourIP, ourPort, 0, maxClients, true, false, Game::logger, "", 0, ServerType::Master, Game::config, &Game::lastSignal);
+	Game::server = new dServer(ourIP, ourPort, 0, maxClients, true, false, Game::logger, "", 0, ServerType::Manager, Game::config, &Game::lastSignal);
 
 	std::string master_server_ip = "localhost";
 	const auto masterServerIPString = Game::config->GetValue("master_ip");
@@ -473,8 +473,8 @@ void HandlePacket(Packet* packet) {
 	if (packet->length < 4) return;
 
 	if (static_cast<eConnectionType>(packet->data[1]) == eConnectionType::MASTER) {
-		switch (static_cast<eMasterMessageType>(packet->data[3])) {
+		switch (static_cast<eManagerMessageType>(packet->data[3])) {
-		case eMasterMessageType::REQUEST_PERSISTENT_ID: {
+		case eManagerMessageType::REQUEST_PERSISTENT_ID: {
 			LOG("A persistent ID req");
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
@@ -482,11 +482,11 @@ void HandlePacket(Packet* packet) {
 			inStream.Read(requestID);
 
 			uint32_t objID = PersistentIDManager::GeneratePersistentID();
-			MasterPackets::SendPersistentIDResponse(Game::server, packet->systemAddress, requestID, objID);
+			MasterPackets::SendPersistentIDResponse(Game::server->GetTransportLayerPtr(), packet->systemAddress, requestID, objID);
 			break;
 		}
 
-		case eMasterMessageType::REQUEST_ZONE_TRANSFER: {
+		case eManagerMessageType::REQUEST_ZONE_TRANSFER: {
 			LOG("Received zone transfer req");
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
@@ -522,7 +522,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::SERVER_INFO: {
+		case eManagerMessageType::SERVER_INFO: {
 			//MasterPackets::HandleServerInfo(packet);
 
 			//This is here because otherwise we'd have to include IM in
@@ -543,6 +543,8 @@ void HandlePacket(Packet* packet) {
 			inStream.Read(theirServerType);
 			inStream.Read(theirIP);
 
+			LOG("Received server info, %i %i %i %i %s", theirPort, theirZoneID, theirInstanceID, theirServerType, theirIP.string.c_str());
+
 			if (theirServerType == ServerType::World) {
 				if (!Game::im->IsPortInUse(theirPort)) {
 					Instance* in = new Instance(theirIP.string, theirPort, theirZoneID, theirInstanceID, 0, 12, 12);
@@ -551,12 +553,18 @@ void HandlePacket(Packet* packet) {
 					copy.binaryAddress = packet->systemAddress.binaryAddress;
 					copy.port = packet->systemAddress.port;
 
+					LOG("Adding instance %i %i on %s:%i (%s:%i)", theirZoneID, theirInstanceID, packet->systemAddress.ToString(false), packet->systemAddress.port, theirIP.string.c_str(), theirPort);
+
 					in->SetSysAddr(copy);
 					Game::im->AddInstance(in);
 				} else {
-					auto instance = Game::im->FindInstance(
+					auto* instance = Game::im->FindInstance(
 						theirZoneID, static_cast<uint16_t>(theirInstanceID));
 					if (instance) {
+						LOG("Setting address of instance %i %i from %s:%i to %s:%i (%s:%i)", 
+							theirZoneID, theirInstanceID, instance->GetIP().c_str(), instance->GetPort(), packet->systemAddress.ToString(false), packet->systemAddress.port, theirIP.string.c_str(), theirPort
+						);
+
 						instance->SetSysAddr(packet->systemAddress);
 					}
 				}
@@ -583,7 +591,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::SET_SESSION_KEY: {
+		case eManagerMessageType::SET_SESSION_KEY: {
 			CINSTREAM_SKIP_HEADER;
 			uint32_t sessionKey = 0;
 			inStream.Read(sessionKey);
@@ -595,7 +603,7 @@ void HandlePacket(Packet* packet) {
 					activeSessions.erase(it.first);
 
 					CBITSTREAM;
-					BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::NEW_SESSION_ALERT);
+					BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::NEW_SESSION_ALERT);
 					bitStream.Write(sessionKey);
 					bitStream.Write(username);
 					SEND_PACKET_BROADCAST;
@@ -609,7 +617,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::REQUEST_SESSION_KEY: {
+		case eManagerMessageType::REQUEST_SESSION_KEY: {
 			CINSTREAM_SKIP_HEADER;
 			LUWString username;
 			inStream.Read(username);
@@ -617,7 +625,7 @@ void HandlePacket(Packet* packet) {
 			for (auto key : activeSessions) {
 				if (key.second == username.GetAsString()) {
 					CBITSTREAM;
-					BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SESSION_KEY_RESPONSE);
+					BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SESSION_KEY_RESPONSE);
 					bitStream.Write(key.first);
 					bitStream.Write(username);
 					Game::server->Send(bitStream, packet->systemAddress, false);
@@ -627,7 +635,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::PLAYER_ADDED: {
+		case eManagerMessageType::PLAYER_ADDED: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -647,7 +655,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::PLAYER_REMOVED: {
+		case eManagerMessageType::PLAYER_REMOVED: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -665,7 +673,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::CREATE_PRIVATE_ZONE: {
+		case eManagerMessageType::CREATE_PRIVATE_ZONE: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -689,7 +697,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::REQUEST_PRIVATE_ZONE: {
+		case eManagerMessageType::REQUEST_PRIVATE_ZONE: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -719,12 +727,12 @@ void HandlePacket(Packet* packet) {
 
 			const auto& zone = instance->GetZoneID();
 
-			MasterPackets::SendZoneTransferResponse(Game::server, packet->systemAddress, requestID, static_cast<bool>(mythranShift), zone.GetMapID(), instance->GetInstanceID(), zone.GetCloneID(), instance->GetIP(), instance->GetPort());
+			MasterPackets::SendZoneTransferResponse(Game::server->GetTransportLayerPtr(), packet->systemAddress, requestID, static_cast<bool>(mythranShift), zone.GetMapID(), instance->GetInstanceID(), zone.GetCloneID(), instance->GetIP(), instance->GetPort());
 
 			break;
 		}
 
-		case eMasterMessageType::WORLD_READY: {
+		case eManagerMessageType::WORLD_READY: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -748,7 +756,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::PREP_ZONE: {
+		case eManagerMessageType::PREP_ZONE: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -764,7 +772,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::AFFIRM_TRANSFER_RESPONSE: {
+		case eManagerMessageType::AFFIRM_TRANSFER_RESPONSE: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -784,7 +792,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::SHUTDOWN_RESPONSE: {
+		case eManagerMessageType::SHUTDOWN_RESPONSE: {
 			RakNet::BitStream inStream(packet->data, packet->length, false);
 			uint64_t header = inStream.Read(header);
 
@@ -799,7 +807,7 @@ void HandlePacket(Packet* packet) {
 			break;
 		}
 
-		case eMasterMessageType::SHUTDOWN_UNIVERSE: {
+		case eManagerMessageType::SHUTDOWN_UNIVERSE: {
 			LOG("Received shutdown universe command, shutting down in 10 minutes.");
 			Game::universeShutdownRequested = true;
 			break;
@@ -829,7 +837,7 @@ int ShutdownSequence(int32_t signal) {
 
 	{
 		CBITSTREAM;
-		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SHUTDOWN);
+		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SHUTDOWN);
 		Game::server->Send(bitStream, UNASSIGNED_SYSTEM_ADDRESS, true);
 		LOG("Triggered master shutdown");
 	}

dNet/AuthPackets.cpp

@@ -21,7 +21,7 @@
 #include "eLoginResponse.h"
 #include "eConnectionType.h"
 #include "eServerMessageType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 #include "eGameMasterLevel.h"
 #include "StringifiedEnum.h"
 namespace {
@@ -60,7 +60,7 @@ void AuthPackets::HandleHandshake(dServer* server, Packet* packet) {
 
 	uint16_t port;
 	inStream.Read(port);
-	if (port != packet->systemAddress.port) LOG("WARNING: Port written in packet does not match the port the client is connecting over!");
+	if (port != packet->systemAddress.port) LOG("WARNING: Port written in packet does not match the port the client is connecting over, %i != %i!", port, packet->systemAddress.port);
 
 	inStream.IgnoreBytes(33);
 	
@@ -297,7 +297,7 @@ void AuthPackets::SendLoginResponse(dServer* server, const SystemAddress& sysAdd
 	//Inform the master server that we've created a session for this user:
 	if (responseCode == eLoginResponse::SUCCESS) {
 		CBITSTREAM;
-		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SET_SESSION_KEY);
+		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SET_SESSION_KEY);
 		bitStream.Write(sessionKey);
 		bitStream.Write(LUString(username));
 		server->SendToMaster(bitStream);

dNet/CMakeLists.txt

@@ -5,10 +5,33 @@ set(DNET_SOURCES "AuthPackets.cpp"
 	"MasterPackets.cpp"
 	"PacketUtils.cpp"
 	"WorldPackets.cpp"
+	"RakNetTransportLayer.cpp"
+	"RakNetPeer.cpp"
 	"ZoneInstanceManager.cpp")
 
+find_package(OpenSSL REQUIRED)
+
+# Find boost for asio
+cmake_policy(SET CMP0167 NEW)
+find_package(Boost QUIET COMPONENTS system)
+
+if(Boost_FOUND)
+	message(STATUS "Boost found, enabling TCP transport support")
+
+	# Add to source list
+	list(APPEND DNET_SOURCES "TcpTransportLayer.cpp" "TcpPeer.cpp" "TcpSession.cpp")
+endif()
+
 add_library(dNet STATIC ${DNET_SOURCES})
+
+if(Boost_FOUND)
+	target_compile_definitions(dNet PRIVATE NET_ENABLE_TCP_TRANSPORT)
+
+	target_link_libraries(dNet PRIVATE bcrypt MD5 OpenSSL::SSL OpenSSL::Crypto OpenSSL::applink Boost::system)
+else()
 	target_link_libraries(dNet PRIVATE bcrypt MD5)
+endif()
+
 target_include_directories(dNet PRIVATE
 	"${PROJECT_SOURCE_DIR}/dCommon"
 	"${PROJECT_SOURCE_DIR}/dCommon/dEnums"

dNet/MasterPackets.cpp

@@ -1,23 +1,23 @@
 #include "MasterPackets.h"
 #include "BitStream.h"
 #include "dCommonVars.h"
-#include "dServer.h"
+#include "TransportLayer.h"
 #include "eConnectionType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 #include "BitStreamUtils.h"
 
 #include <string>
 
-void MasterPackets::SendPersistentIDRequest(dServer* server, uint64_t requestID) {
+void MasterPackets::SendPersistentIDRequest(TransportLayer* server, uint64_t requestID) {
 	CBITSTREAM;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::REQUEST_PERSISTENT_ID);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::REQUEST_PERSISTENT_ID);
 	bitStream.Write(requestID);
-	server->SendToMaster(bitStream);
+	server->SendToManager(bitStream);
 }
 
-void MasterPackets::SendPersistentIDResponse(dServer* server, const SystemAddress& sysAddr, uint64_t requestID, uint32_t objID) {
+void MasterPackets::SendPersistentIDResponse(TransportLayer* server, const SystemAddress& sysAddr, uint64_t requestID, uint32_t objID) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::REQUEST_PERSISTENT_ID_RESPONSE);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::REQUEST_PERSISTENT_ID_RESPONSE);
 
 	bitStream.Write(requestID);
 	bitStream.Write(objID);
@@ -25,21 +25,21 @@ void MasterPackets::SendPersistentIDResponse(dServer* server, const SystemAddres
 	server->Send(bitStream, sysAddr, false);
 }
 
-void MasterPackets::SendZoneTransferRequest(dServer* server, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t cloneID) {
+void MasterPackets::SendZoneTransferRequest(TransportLayer* server, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t cloneID) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::REQUEST_ZONE_TRANSFER);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::REQUEST_ZONE_TRANSFER);
 
 	bitStream.Write(requestID);
 	bitStream.Write<uint8_t>(mythranShift);
 	bitStream.Write(zoneID);
 	bitStream.Write(cloneID);
 
-	server->SendToMaster(bitStream);
+	server->SendToManager(bitStream);
 }
 
-void MasterPackets::SendZoneCreatePrivate(dServer* server, uint32_t zoneID, uint32_t cloneID, const std::string& password) {
+void MasterPackets::SendZoneCreatePrivate(TransportLayer* server, uint32_t zoneID, uint32_t cloneID, const std::string& password) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::CREATE_PRIVATE_ZONE);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::CREATE_PRIVATE_ZONE);
 
 	bitStream.Write(zoneID);
 	bitStream.Write(cloneID);
@@ -49,12 +49,12 @@ void MasterPackets::SendZoneCreatePrivate(dServer* server, uint32_t zoneID, uint
 		bitStream.Write<char>(character);
 	}
 
-	server->SendToMaster(bitStream);
+	server->SendToManager(bitStream);
 }
 
-void MasterPackets::SendZoneRequestPrivate(dServer* server, uint64_t requestID, bool mythranShift, const std::string& password) {
+void MasterPackets::SendZoneRequestPrivate(TransportLayer* server, uint64_t requestID, bool mythranShift, const std::string& password) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::REQUEST_PRIVATE_ZONE);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::REQUEST_PRIVATE_ZONE);
 
 	bitStream.Write(requestID);
 	bitStream.Write<uint8_t>(mythranShift);
@@ -64,22 +64,22 @@ void MasterPackets::SendZoneRequestPrivate(dServer* server, uint64_t requestID,
 		bitStream.Write<char>(character);
 	}
 
-	server->SendToMaster(bitStream);
+	server->SendToManager(bitStream);
 }
 
-void MasterPackets::SendWorldReady(dServer* server, LWOMAPID zoneId, LWOINSTANCEID instanceId) {
+void MasterPackets::SendWorldReady(TransportLayer* server, LWOMAPID zoneId, LWOINSTANCEID instanceId) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::WORLD_READY);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::WORLD_READY);
 
 	bitStream.Write(zoneId);
 	bitStream.Write(instanceId);
 
-	server->SendToMaster(bitStream);
+	server->SendToManager(bitStream);
 }
 
-void MasterPackets::SendZoneTransferResponse(dServer* server, const SystemAddress& sysAddr, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t zoneInstance, uint32_t zoneClone, const std::string& serverIP, uint32_t serverPort) {
+void MasterPackets::SendZoneTransferResponse(TransportLayer* server, const SystemAddress& sysAddr, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t zoneInstance, uint32_t zoneClone, const std::string& serverIP, uint32_t serverPort) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::REQUEST_ZONE_TRANSFER_RESPONSE);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::REQUEST_ZONE_TRANSFER_RESPONSE);
 
 	bitStream.Write(requestID);
 	bitStream.Write<uint8_t>(mythranShift);
@@ -109,9 +109,9 @@ void MasterPackets::HandleServerInfo(Packet* packet) {
 	//TODO: Actually mark this server as an available server in the manager
 }
 
-void MasterPackets::SendServerInfo(dServer* server, Packet* packet) {
+void MasterPackets::SendServerInfo(TransportLayer* server, Packet* packet) {
 	RakNet::BitStream bitStream;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SERVER_INFO);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SERVER_INFO);
 
 	bitStream.Write(server->GetPort());
 	bitStream.Write(server->GetZoneID());
@@ -119,5 +119,5 @@ void MasterPackets::SendServerInfo(dServer* server, Packet* packet) {
 	bitStream.Write(server->GetServerType());
 	bitStream.Write(LUString(server->GetIP()));
 
-	server->SendToMaster(bitStream);
+	server->SendToManager(bitStream);
 }

dNet/MasterPackets.h

@@ -5,23 +5,23 @@
 #include <string>
 #include "RakNetTypes.h"
 #include "dCommonVars.h"
-class dServer;
+class TransportLayer;
 
 namespace MasterPackets {
-	void SendPersistentIDRequest(dServer* server, uint64_t requestID); //Called from the World server
+	void SendPersistentIDRequest(TransportLayer* server, uint64_t requestID); //Called from the World server
-	void SendPersistentIDResponse(dServer* server, const SystemAddress& sysAddr, uint64_t requestID, uint32_t objID);
+	void SendPersistentIDResponse(TransportLayer* server, const SystemAddress& sysAddr, uint64_t requestID, uint32_t objID);
 
-	void SendZoneTransferRequest(dServer* server, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t cloneID);
+	void SendZoneTransferRequest(TransportLayer* server, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t cloneID);
-	void SendZoneTransferResponse(dServer* server, const SystemAddress& sysAddr, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t zoneInstance, uint32_t zoneClone, const std::string& serverIP, uint32_t serverPort);
+	void SendZoneTransferResponse(TransportLayer* server, const SystemAddress& sysAddr, uint64_t requestID, bool mythranShift, uint32_t zoneID, uint32_t zoneInstance, uint32_t zoneClone, const std::string& serverIP, uint32_t serverPort);
 
 	void HandleServerInfo(Packet* packet);
-	void SendServerInfo(dServer* server, Packet* packet);
+	void SendServerInfo(TransportLayer* server, Packet* packet);
 
-	void SendZoneCreatePrivate(dServer* server, uint32_t zoneID, uint32_t cloneID, const std::string& password);
+	void SendZoneCreatePrivate(TransportLayer* server, uint32_t zoneID, uint32_t cloneID, const std::string& password);
 
-	void SendZoneRequestPrivate(dServer* server, uint64_t requestID, bool mythranShift, const std::string& password);
+	void SendZoneRequestPrivate(TransportLayer* server, uint64_t requestID, bool mythranShift, const std::string& password);
 
-	void SendWorldReady(dServer* server, LWOMAPID zoneId, LWOINSTANCEID instanceId);
+	void SendWorldReady(TransportLayer* server, LWOMAPID zoneId, LWOINSTANCEID instanceId);
 
 	void HandleSetSessionKey(Packet* packet);
 }

dNet/RakNetPeer.cpp

@@ -0,0 +1,48 @@
+#include "RakNetPeer.h"
+
+#include "RakPeerInterface.h"
+
+RakNetPeer::RakNetPeer(RakPeerInterface* peer, const std::string& ip, int port, const std::string& password)
+{
+	m_Peer = peer;
+	m_IP = ip;
+	m_Port = port;
+	m_Password = password;
+}
+
+RakNetPeer::~RakNetPeer()
+{
+	delete m_Peer;
+}
+
+void RakNetPeer::Send(
+	const RakNet::BitStream* bitStream,
+	PacketPriority priority,
+	PacketReliability reliability,
+	char orderingChannel,
+	SystemAddress systemAddress,
+	bool broadcast
+)
+{
+	m_Peer->Send(bitStream, priority, reliability, orderingChannel, systemAddress, broadcast);
+}
+
+void RakNetPeer::Disconnect()
+{
+	m_Peer->Shutdown(0);
+}
+
+void RakNetPeer::Reconnect()
+{
+	m_Peer->Connect(m_IP.c_str(), m_Port, m_Password.c_str(), m_Password.length());
+}
+
+Packet* RakNetPeer::Receive()
+{
+	return m_Peer->Receive();
+}
+
+void RakNetPeer::DeallocatePacket(Packet* packet)
+{
+	m_Peer->DeallocatePacket(packet);
+}

dNet/RakNetPeer.h

@@ -0,0 +1,32 @@
+#pragma once
+
+#include "TransportPeerInterface.h"
+
+class RakNetPeer : public TransportPeerInterface {
+public:
+	RakNetPeer(RakPeerInterface* peer, const std::string& ip, int port, const std::string& password);
+	~RakNetPeer();
+
+	void Send(
+		const RakNet::BitStream* bitStream,
+		PacketPriority priority,
+		PacketReliability reliability,
+		char orderingChannel,
+		SystemAddress systemAddress,
+		bool broadcast
+	) override;
+
+	void Disconnect() override;
+
+	void Reconnect() override;
+
+	Packet* Receive() override;
+
+	void DeallocatePacket(Packet* packet) override;
+
+private:
+	RakPeerInterface* m_Peer;
+	std::string m_IP;
+	int m_Port;
+	std::string m_Password;
+};

dNet/RakNetTransportLayer.cpp

@@ -0,0 +1,272 @@
+#define _VARIADIC_MAX 10
+#include "RakNetTransportLayer.h"
+#include "dNetCommon.h"
+#include "Logger.h"
+#include "dConfig.h"
+
+#include "RakNetworkFactory.h"
+#include "MessageIdentifiers.h"
+#include "eConnectionType.h"
+#include "eServerMessageType.h"
+#include "eManagerMessageType.h"
+
+#include "BitStreamUtils.h"
+#include "MasterPackets.h"
+#include "ZoneInstanceManager.h"
+#include "StringifiedEnum.h"
+#include "RakNetPeer.h"
+
+//! Replica Constructor class
+class ReplicaConstructor : public ReceiveConstructionInterface {
+public:
+	ReplicaReturnResult ReceiveConstruction(RakNet::BitStream* inBitStream, RakNetTime timestamp, NetworkID networkID, NetworkIDObject* existingObject, SystemAddress senderId, ReplicaManager* caller) {
+		return REPLICA_PROCESSING_DONE;
+	}
+} ConstructionCB;
+
+//! Replica Download Sender class
+class ReplicaSender : public SendDownloadCompleteInterface {
+public:
+	ReplicaReturnResult SendDownloadComplete(RakNet::BitStream* outBitStream, RakNetTime currentTime, SystemAddress senderId, ReplicaManager* caller) {
+		return REPLICA_PROCESSING_DONE;
+	}
+} SendDownloadCompleteCB;
+
+//! Replica Download Receiver class
+class ReplicaReceiever : public ReceiveDownloadCompleteInterface {
+public:
+	ReplicaReturnResult ReceiveDownloadComplete(RakNet::BitStream* inBitStream, SystemAddress senderId, ReplicaManager* caller) {
+		return REPLICA_PROCESSING_DONE;
+	}
+} ReceiveDownloadCompleteCB;
+
+RakNetTransportLayer::RakNetTransportLayer(const std::string& ip, int port, int instanceID, int maxConnections, bool isInternal, bool useEncryption, Logger* logger, const std::string ManagerIP, int ManagerPort, ServerType serverType, dConfig* config, Game::signal_t* lastSignal, unsigned int zoneID) {
+	mIP = ip;
+	mPort = port;
+	mZoneID = zoneID;
+	mInstanceID = instanceID;
+	mMaxConnections = maxConnections;
+	mIsInternal = isInternal;
+	mUseEncryption = useEncryption;
+	mLogger = logger;
+	mManagerIP = ManagerIP;
+	mManagerPort = ManagerPort;
+	mManagerConnectionActive = false;
+	mNetIDManager = nullptr;
+	mReplicaManager = nullptr;
+	mServerType = serverType;
+	mConfig = config;
+	mShouldShutdown = lastSignal;
+	mIsOkay = false;
+}
+
+RakNetTransportLayer::~RakNetTransportLayer() {
+	Shutdown();
+}
+
+Packet* RakNetTransportLayer::ReceiveFromManager() {
+	if (!mManagerPeer) return nullptr;
+	if (!mManagerConnectionActive) ConnectToManager();
+
+	Packet* packet = mManagerPeer->Receive();
+	if (packet) {
+		if (packet->length < 1) { mManagerPeer->DeallocatePacket(packet); return nullptr; }
+
+		if (packet->data[0] == ID_DISCONNECTION_NOTIFICATION || packet->data[0] == ID_CONNECTION_LOST) {
+			LOG("Lost our connection to Manager, shutting DOWN!");
+			mManagerConnectionActive = false;
+			//ConnectToManager(); //We'll just shut down now
+		}
+
+		if (packet->data[0] == ID_CONNECTION_REQUEST_ACCEPTED) {
+			LOG("Established connection to Manager, zone (%i), instance (%i)", this->GetZoneID(), this->GetInstanceID());
+			mManagerConnectionActive = true;
+			mManagerSystemAddress = packet->systemAddress;
+			MasterPackets::SendServerInfo(this, packet);
+		}
+
+		if (packet->data[0] == ID_USER_PACKET_ENUM) {
+			if (static_cast<eConnectionType>(packet->data[1]) == eConnectionType::MASTER) {
+				switch (static_cast<eManagerMessageType>(packet->data[3])) {
+				case eManagerMessageType::REQUEST_ZONE_TRANSFER_RESPONSE: {
+					ZoneInstanceManager::Instance()->HandleRequestZoneTransferResponse(packet);
+					break;
+				}
+				case eManagerMessageType::SHUTDOWN:
+					*mShouldShutdown = -2;
+					break;
+
+				//When we handle these packets in World instead RakNetTransportLayer, we just return the packet's pointer.
+				default:
+
+					return packet;
+				}
+			}
+		}
+
+		mManagerPeer->DeallocatePacket(packet);
+	}
+
+	return nullptr;
+}
+
+Packet* RakNetTransportLayer::Receive() {
+	return mPeer->Receive();
+}
+
+void RakNetTransportLayer::DeallocatePacket(Packet* packet) {
+	mPeer->DeallocatePacket(packet);
+}
+
+void RakNetTransportLayer::DeallocateManagerPacket(Packet* packet) {
+	mManagerPeer->DeallocatePacket(packet);
+}
+
+void RakNetTransportLayer::Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast) {
+	mPeer->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, sysAddr, broadcast);
+}
+
+void RakNetTransportLayer::SendToManager(RakNet::BitStream& bitStream) {
+	if (!mManagerConnectionActive) ConnectToManager();
+	mManagerPeer->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, mManagerSystemAddress, false);
+}
+
+void RakNetTransportLayer::Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID) {
+	RakNet::BitStream bitStream;
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::SERVER, eServerMessageType::DISCONNECT_NOTIFY);
+	bitStream.Write(disconNotifyID);
+	mPeer->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, sysAddr, false);
+
+	mPeer->CloseConnection(sysAddr, true);
+}
+
+bool RakNetTransportLayer::IsConnected(const SystemAddress& sysAddr) {
+	return mPeer->IsConnected(sysAddr);
+}
+
+bool RakNetTransportLayer::Startup() {
+	mIsOkay = StartPeer();
+
+	//Forcibly log to both the console and our file what ip, port and possibly zoneID / instanceID we're running on:
+	bool prevLogSetting = mLogger->GetLogToConsole();
+	mLogger->SetLogToConsole(true);
+
+	if (mIsOkay) {
+		if (mZoneID == 0)
+			LOG("%s Server is listening on %s:%i with encryption: %i", StringifiedEnum::ToString(mServerType).data(), mIP.c_str(), mPort, int(mUseEncryption));
+		else
+			LOG("%s Server is listening on %s:%i with encryption: %i, running zone %i / %i", StringifiedEnum::ToString(mServerType).data(), mIP.c_str(), mPort, int(mUseEncryption), mZoneID, mInstanceID);
+	} else { LOG("FAILED TO START SERVER ON IP/PORT: %s:%i", mIP.c_str(), mPort); return false; }
+
+	mLogger->SetLogToConsole(prevLogSetting);
+
+	//Connect to Manager if we are not Manager:
+	if (mServerType != ServerType::Manager) {
+		SetupForManagerConnection();
+		if (!ConnectToManager()) {
+			LOG("Failed ConnectToManager!");
+		}
+	}
+
+	//Set up Replica if we're a world server:
+	if (mServerType == ServerType::World) {
+		/*
+		mNetIDManager = new NetworkIDManager();
+		mNetIDManager->SetIsNetworkIDAuthority(true);
+
+		mReplicaManager = new ReplicaManager();
+		mReplicaManager->SetAutoParticipateNewConnections(false);
+		mReplicaManager->SetAutoConstructToNewParticipants(false);
+		mReplicaManager->SetAutoSerializeInScope(true);
+		mReplicaManager->SetReceiveConstructionCB(&ConstructionCB);
+		mReplicaManager->SetDownloadCompleteCB(&SendDownloadCompleteCB, &ReceiveDownloadCompleteCB);
+
+		mPeer->AttachPlugin(mReplicaManager);
+		mPeer->SetNetworkIDManager(mNetIDManager);
+		*/
+	}
+
+	return mIsOkay;
+}
+
+void RakNetTransportLayer::UpdateMaximumMtuSize() {
+	auto maxMtuSize = mConfig->GetValue("maximum_mtu_size");
+	mPeer->SetMTUSize(maxMtuSize.empty() ? 1228 : std::stoi(maxMtuSize));
+}
+
+void RakNetTransportLayer::UpdateBandwidthLimit() {
+	auto newBandwidth = mConfig->GetValue("maximum_outgoing_bandwidth");
+	mPeer->SetPerConnectionOutgoingBandwidthLimit(!newBandwidth.empty() ? std::stoi(newBandwidth) : 0);
+}
+
+void RakNetTransportLayer::Shutdown() {
+	if (mPeer) {
+		mPeer->Shutdown(1000);
+		RakNetworkFactory::DestroyRakPeerInterface(mPeer);
+	}
+
+	if (mNetIDManager) {
+		delete mNetIDManager;
+		mNetIDManager = nullptr;
+	}
+
+	if (mReplicaManager) {
+		delete mReplicaManager;
+		mReplicaManager = nullptr;
+	}
+
+	if (mServerType != ServerType::Manager && mManagerPeer) {
+		mManagerPeer->Shutdown(1000);
+		RakNetworkFactory::DestroyRakPeerInterface(mManagerPeer);
+	}
+}
+
+bool RakNetTransportLayer::StartPeer() {
+	mSocketDescriptor = SocketDescriptor(uint16_t(mPort), 0);
+	mPeer = RakNetworkFactory::GetRakPeerInterface();
+
+	if (!mPeer) return false;
+	if (!mPeer->Startup(mMaxConnections, 10, &mSocketDescriptor, 1)) return false;
+
+	if (mIsInternal) {
+		mPeer->SetIncomingPassword("3.25 DARKFLAME1", 15);
+	} else {
+		UpdateBandwidthLimit();
+		UpdateMaximumMtuSize();
+		mPeer->SetIncomingPassword("3.25 ND1", 8);
+	}
+
+	mPeer->SetMaximumIncomingConnections(mMaxConnections);
+	if (mUseEncryption) mPeer->InitializeSecurity(NULL, NULL, NULL, NULL);
+
+	return true;
+}
+
+void RakNetTransportLayer::SetupForManagerConnection() {
+	mManagerSocketDescriptor = SocketDescriptor(uint16_t(mPort + 1), 0);
+	mManagerPeer = RakNetworkFactory::GetRakPeerInterface();
+	bool ret = mManagerPeer->Startup(1, 30, &mManagerSocketDescriptor, 1);
+	if (!ret) LOG("Failed ManagerPeer Startup!");
+}
+
+bool RakNetTransportLayer::ConnectToManager() {
+	//LOG("Connection to Manager %s:%d", mManagerIP.c_str(), mManagerPort);
+	return mManagerPeer->Connect(mManagerIP.c_str(), mManagerPort, "3.25 DARKFLAME1", 15);
+}
+
+int RakNetTransportLayer::GetPing(const SystemAddress& sysAddr) const {
+	return mPeer->GetAveragePing(sysAddr);
+}
+
+int RakNetTransportLayer::GetLatestPing(const SystemAddress& sysAddr) const {
+	return mPeer->GetLastPing(sysAddr);
+}
+
+TransportPeerInterface* RakNetTransportLayer::CreateOutgoingTransport(uint32_t peerPort, const std::string& ip, uint32_t port, const std::string& password) const {
+	auto sock = SocketDescriptor(static_cast<uint16_t>(peerPort), 0);
+	auto* peer = RakNetworkFactory::GetRakPeerInterface();
+	peer->Startup(1, 30, &sock, 1);
+	peer->Connect(ip.c_str(), port, "3.25 ND1", 8);
+
+	return new RakNetPeer(peer, ip, port, password);
+}

dNet/RakNetTransportLayer.h

@@ -0,0 +1,103 @@
+#pragma once
+
+#include <string>
+#include <csignal>
+#include "RakPeerInterface.h"
+#include "ReplicaManager.h"
+#include "NetworkIDManager.h"
+
+#include "TransportLayer.h"
+
+class RakNetTransportLayer : public TransportLayer {
+public:
+	RakNetTransportLayer(
+		const std::string& ip,
+		int port,
+		int instanceID,
+		int maxConnections,
+		bool isInternal,
+		bool useEncryption,
+		Logger* logger,
+		const std::string managerIP,
+		int managerPort,
+		ServerType serverType,
+		dConfig* config,
+		Game::signal_t* shouldShutdown,
+		unsigned int zoneID = 0
+	);
+
+	~RakNetTransportLayer();
+
+	Packet* ReceiveFromManager() override;
+	Packet* Receive() override;
+	void DeallocatePacket(Packet* packet) override;
+	void DeallocateManagerPacket(Packet* packet) override;
+	void Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast) override;
+	void SendToManager(RakNet::BitStream& bitStream) override;
+
+	void Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID) override;
+
+	bool IsConnected(const SystemAddress& sysAddr) override;
+	const std::string& GetIP() const override { return mIP; }
+	const int GetPort() const override { return mPort; }
+	const int GetMaxConnections() const override { return mMaxConnections; }
+	const bool GetIsEncrypted() const override { return mUseEncryption; }
+	const bool GetIsInternal() const override { return mIsInternal; }
+	const bool GetIsOkay() const override { return mIsOkay; }
+	Logger* GetLogger() const override { return mLogger; }
+	const bool GetIsConnectedToManager() const override { return mManagerConnectionActive; }
+	const unsigned int GetZoneID() const override { return mZoneID; }
+	const int GetInstanceID() const override { return mInstanceID; }
+	int GetPing(const SystemAddress& sysAddr) const override;
+	int GetLatestPing(const SystemAddress& sysAddr) const override;
+
+	const ServerType GetServerType() const override { return mServerType; }
+
+	void UpdateBandwidthLimit();
+	void UpdateMaximumMtuSize();
+
+	TransportPeerInterface* CreateOutgoingTransport(
+		uint32_t peerPort,
+		const std::string& ip,
+		uint32_t port,
+		const std::string& password
+	) const override;
+
+	bool Startup() override;
+	void Shutdown() override;
+
+private:
+	bool StartPeer();
+
+	void SetupForManagerConnection();
+	bool ConnectToManager();
+
+private:
+	Logger* mLogger = nullptr;
+	dConfig* mConfig = nullptr;
+	RakPeerInterface* mPeer = nullptr;
+	ReplicaManager* mReplicaManager = nullptr;
+	NetworkIDManager* mNetIDManager = nullptr;
+
+	/**
+	 * Whether or not to shut down the server.  Pointer to Game::lastSignal.
+	 */
+	Game::signal_t* mShouldShutdown = nullptr;
+	SocketDescriptor mSocketDescriptor;
+	std::string mIP;
+	int mPort;
+	int mMaxConnections;
+	unsigned int mZoneID;
+	int mInstanceID;
+	bool mUseEncryption;
+	bool mIsInternal;
+	bool mIsOkay;
+	bool mManagerConnectionActive;
+	ServerType mServerType;
+
+	RakPeerInterface* mManagerPeer = nullptr;
+	SocketDescriptor mManagerSocketDescriptor;
+	SystemAddress mManagerSystemAddress;
+	std::string mManagerIP;
+	int mManagerPort;
+};

dNet/TcpPeer.cpp

@@ -0,0 +1,269 @@
+#include "TcpPeer.h"
+
+#include <RakNetTypes.h>
+#include <BitStream.h>
+#include <random>
+#include <MessageIdentifiers.h>
+#include <magic_enum.hpp>
+
+#include "Logger.h"
+#include "Game.h"
+
+
+TcpPeer::TcpPeer(const std::string& ip, int port, const std::string& password, bool useTls, bool verifyCertificate)
+    : m_IP(ip), m_Port(port), m_Password(password), m_UseTls(useTls), m_VerifyCertificate(verifyCertificate),
+      m_Resolver(m_IOService), m_Work(m_IOService), m_IsConnected(false)
+{
+	if (m_IP == "localhost") {
+		m_IP = "127.0.0.1";
+	}
+
+    // Start the I/O thread for asynchronous operations
+    m_IOThread = std::thread([this]() {
+        m_IOService.run();
+    });
+
+	Reconnect();
+}
+
+TcpPeer::~TcpPeer() {
+    Disconnect();
+
+    // Ensure the I/O thread joins
+    if (m_IOThread.joinable()) {
+        m_IOThread.join();
+    }
+}
+
+void TcpPeer::Reconnect() {
+    Disconnect();
+
+	std::scoped_lock lock(m_ConnectMutex);
+    
+    boost::asio::ip::tcp::resolver::query query(m_IP, std::to_string(m_Port));
+    auto endpointIterator = m_Resolver.resolve(query);
+
+	if (!endpointIterator->endpoint().address().is_v4()) {
+		LOG("Failed to resolve IP address!");
+		return;
+	}
+
+	// Print out the resolved IP and port
+	LOG("Resolved IP: %s, Port: %d", endpointIterator->endpoint().address().to_v4().to_string().c_str(), endpointIterator->endpoint().port());
+
+	// Just use a random 32-bit integer for the system address
+	m_PeerSystemAddress.binaryAddress = endpointIterator->endpoint().address().to_v4().to_uint();
+	m_PeerSystemAddress.port = endpointIterator->endpoint().port();
+
+    if (m_UseTls) {
+        m_SSLContext = std::make_unique<boost::asio::ssl::context>(boost::asio::ssl::context::sslv23);
+        m_SSLContext->set_verify_mode(m_VerifyCertificate ? boost::asio::ssl::verify_peer : boost::asio::ssl::verify_none);
+        m_SSLStream = std::make_unique<boost::asio::ssl::stream<boost::asio::ip::tcp::socket>>(m_IOService, *m_SSLContext); 
+        m_SSLStream->set_verify_callback(boost::asio::ssl::rfc2818_verification(m_IP));
+
+        boost::asio::async_connect(m_SSLStream->lowest_layer(), endpointIterator,
+            [this, &lock](const boost::system::error_code& ec, auto) { HandleConnect(ec); });
+    } else {
+        m_Socket = std::make_unique<boost::asio::ip::tcp::socket>(m_IOService);
+        boost::asio::async_connect(*m_Socket, endpointIterator,
+            [this, &lock](const boost::system::error_code& ec, auto) { HandleConnect(ec); });
+    }
+}
+
+void TcpPeer::HandleConnect(const boost::system::error_code& ec) {
+    if (!ec) {
+        if (m_UseTls) {
+            m_SSLStream->async_handshake(boost::asio::ssl::stream_base::client,
+                [this](const boost::system::error_code& handshakeError) {
+                    if (!handshakeError) {
+						SendConnectionRequest();
+                        StartAsyncRead();
+                    }
+					else {
+						LOG("Handshake error: %s", handshakeError.message().c_str());
+					}
+                });
+        } else {
+			SendConnectionRequest();
+            StartAsyncRead();
+        }
+    }
+	else {
+		m_IsConnected = false;
+
+		m_Condition.notify_all();
+
+		LOG("Connect error: %s", ec.message().c_str());
+	}
+}
+
+void TcpPeer::SendConnectionRequest() {
+	RakNet::BitStream bitStream;
+	bitStream.Write<uint8_t>(ID_CONNECTION_REQUEST);
+	for (const auto& c : m_Password) {
+		bitStream.Write<uint8_t>(c);
+	}
+
+	Send(&bitStream, HIGH_PRIORITY, RELIABLE_ORDERED, 0, m_PeerSystemAddress, false);
+}
+
+void TcpPeer::OnReceive(Packet* packet) {
+	if (packet->length == 0) {
+		delete[] packet->data;
+		delete packet;
+		return;
+	}
+	
+	if (packet->data[0] == ID_DISCONNECTION_NOTIFICATION || packet->data[0] == ID_CONNECTION_LOST) {
+		Disconnect();
+	}
+	else if (packet->data[0] == ID_CONNECTION_REQUEST_ACCEPTED) {
+        m_IsConnected = true;
+		m_Condition.notify_all();
+	}
+
+	{
+		std::scoped_lock lock(m_Mutex);
+
+		m_ReceiveBuffer.push(packet);
+	}
+}
+
+bool TcpPeer::IsConnected() {
+	std::scoped_lock lock(m_ConnectMutex);
+
+	return m_IsConnected;
+}
+
+bool TcpPeer::WaitForConnection() {
+	std::unique_lock<std::mutex> lock(m_ConnectMutex);
+
+	if (m_IsConnected) {
+		LOG("Already connected to the server!");
+		return true;
+	}
+
+	if (!m_Condition.wait_for(lock, std::chrono::seconds(5), [this]() { return m_IsConnected; })) {
+		LOG("Failed to connect to the server!");
+		return false;
+	}
+
+	return m_IsConnected;
+}
+
+void TcpPeer::StartAsyncRead() {
+    m_HeaderBuffer.resize(sizeof(uint32_t));
+
+    auto readHeaderCallback = [this](const boost::system::error_code& ec, std::size_t bytesTransferred) {
+        OnReadHeader(ec, bytesTransferred);
+    };
+
+    if (m_UseTls) {
+        boost::asio::async_read(*m_SSLStream, boost::asio::buffer(m_HeaderBuffer), readHeaderCallback);
+    } else {
+        boost::asio::async_read(*m_Socket, boost::asio::buffer(m_HeaderBuffer), readHeaderCallback);
+    }
+}
+
+void TcpPeer::OnReadHeader(const boost::system::error_code& ec, std::size_t bytesTransferred) {
+    if (!ec) {
+        uint32_t size = 0;
+        std::memcpy(&size, m_HeaderBuffer.data(), sizeof(size));
+
+        m_BodyBuffer.resize(size);
+
+        auto readBodyCallback = [this](const boost::system::error_code& ec, std::size_t bytesTransferred) {
+			OnReadBody(ec, bytesTransferred);
+        };
+
+        if (m_UseTls) {
+            boost::asio::async_read(*m_SSLStream, boost::asio::buffer(m_BodyBuffer), readBodyCallback);
+        } else {
+            boost::asio::async_read(*m_Socket, boost::asio::buffer(m_BodyBuffer), readBodyCallback);
+        }
+    } else {
+		LOG("Read header error: %s", ec.message().c_str());
+
+        m_IsConnected = false;
+    }
+}
+
+void TcpPeer::OnReadBody(const boost::system::error_code& ec, std::size_t bytesTransferred) {
+    if (!ec) {
+        auto* packet = new Packet();
+        packet->data = new uint8_t[m_BodyBuffer.size()];
+        std::memcpy(packet->data, m_BodyBuffer.data(), m_BodyBuffer.size());
+        packet->length = m_BodyBuffer.size();
+        packet->bitSize = packet->length * 8;
+        packet->systemAddress = m_PeerSystemAddress;
+
+		OnReceive(packet);
+
+        // Start reading the next packet
+        StartAsyncRead();
+    } else {
+		LOG("Read body error: %s", ec.message().c_str());
+
+        m_IsConnected = false;
+    }
+}
+
+void TcpPeer::Send(
+    const RakNet::BitStream* bitStream,
+    PacketPriority priority,
+    PacketReliability reliability,
+    char orderingChannel,
+    SystemAddress systemAddress,
+    bool broadcast
+) {
+    auto* data = bitStream->GetData();
+    uint32_t size = bitStream->GetNumberOfBytesUsed();
+    std::vector<uint8_t> sendBuffer(sizeof(uint32_t) + size);
+
+    std::memcpy(sendBuffer.data(), &size, sizeof(size));
+    std::memcpy(sendBuffer.data() + sizeof(uint32_t), data, size);
+
+    auto sendCallback = [](const boost::system::error_code& ec, std::size_t /*bytesTransferred*/) {
+        if (ec) {
+			LOG("Send error: %s", ec.message().c_str());
+        }
+    };
+
+    if (m_UseTls) {
+        boost::asio::async_write(*m_SSLStream, boost::asio::buffer(sendBuffer), sendCallback);
+    } else {
+        boost::asio::async_write(*m_Socket, boost::asio::buffer(sendBuffer), sendCallback);
+    }
+}
+
+Packet* TcpPeer::Receive() {
+    std::unique_lock<std::mutex> lock(m_Mutex);
+
+	if (m_ReceiveBuffer.empty()) {
+		return nullptr;
+	}
+
+    auto* packet = m_ReceiveBuffer.front();
+    m_ReceiveBuffer.pop();
+
+    return packet;
+}
+
+void TcpPeer::Disconnect() {
+    std::scoped_lock lock(m_Mutex);
+
+    if (m_IsConnected) {
+        if (m_UseTls) {
+            m_SSLStream->lowest_layer().close();
+        } else {
+            m_Socket->close();
+        }
+
+        m_IsConnected = false;
+    }
+}
+
+void TcpPeer::DeallocatePacket(Packet* packet) {
+    delete[] packet->data;
+    delete packet;
+}

dNet/TcpPeer.h

@@ -0,0 +1,73 @@
+#pragma once
+
+#include <iostream>
+#include <string>
+#include <boost/asio.hpp>
+#include <boost/asio/ssl.hpp>
+#include <thread>
+#include <mutex>
+#include <queue>
+#include <memory>
+#include <condition_variable>
+#include "TransportPeerInterface.h"
+
+class TcpPeer : public TransportPeerInterface {
+public:
+    TcpPeer(const std::string& ip, int port, const std::string& password, bool useTls, bool verifyCertificate);
+    ~TcpPeer();
+
+    void Send(
+        const RakNet::BitStream* bitStream,
+        PacketPriority priority,
+        PacketReliability reliability,
+        char orderingChannel,
+        SystemAddress systemAddress,
+        bool broadcast
+    ) override;
+
+    void Disconnect() override;
+    void Reconnect() override;
+
+    Packet* Receive() override;
+    void DeallocatePacket(Packet* packet) override;
+
+	bool IsConnected();
+	bool WaitForConnection();
+
+private:
+    void StartAsyncRead();
+    void OnReadHeader(const boost::system::error_code& ec, std::size_t bytesTransferred);
+    void OnReadBody(const boost::system::error_code& ec, std::size_t bytesTransferred);
+    void HandleConnect(const boost::system::error_code& ec);
+
+	void SendConnectionRequest();
+
+	void OnReceive(Packet* packet);
+    
+    boost::asio::io_service m_IOService;
+    boost::asio::ip::tcp::resolver m_Resolver;
+    std::unique_ptr<boost::asio::ip::tcp::socket> m_Socket;
+    std::unique_ptr<boost::asio::ssl::context> m_SSLContext;
+    std::unique_ptr<boost::asio::ssl::stream<boost::asio::ip::tcp::socket>> m_SSLStream;
+
+
+    std::string m_IP;
+    int m_Port;
+    std::string m_Password;
+    bool m_UseTls;
+    bool m_VerifyCertificate;
+    SystemAddress m_PeerSystemAddress;
+    bool m_IsConnected;
+
+    std::mutex m_ConnectMutex;
+    std::mutex m_Mutex;
+	std::condition_variable m_Condition;
+
+    std::queue<Packet*> m_ReceiveBuffer;
+
+    std::vector<uint8_t> m_HeaderBuffer;
+    std::vector<uint8_t> m_BodyBuffer;
+
+    std::thread m_IOThread;
+    boost::asio::io_service::work m_Work;
+};

dNet/TcpSession.cpp

@@ -0,0 +1,307 @@
+#include "TcpSession.h"
+
+#include "TcpTransportLayer.h"
+#include "Logger.h"
+#include "Game.h"
+#include "MessageIdentifiers.h"
+
+#include <boost/endian/conversion.hpp>
+
+TcpSession::TcpSession(boost::asio::io_service& io_service, boost::asio::ssl::context* sslContext, TcpTransportLayer* server):
+	m_PingTimerObject(io_service) {
+	m_Server = server;
+	
+	m_UseTls = server->GetIsEncrypted();
+	
+	if (m_UseTls) {
+		m_SSLStream = std::make_unique<boost::asio::ssl::stream<boost::asio::ip::tcp::socket>>(io_service, *sslContext);
+	}
+	else {
+		m_Socket = std::make_unique<boost::asio::ip::tcp::socket>(io_service);
+	}
+
+	m_IsConnected = false;
+	m_ReadyForUserPackets = false;
+	m_PingCount = 0;
+	m_CumulativePing = 0;
+	m_LastPing = 0;
+	m_PingTimer = 0;
+}
+
+void TcpSession::Start() {
+	if (m_UseTls) {
+		m_SSLStream->async_handshake(boost::asio::ssl::stream_base::server,
+			[this](const boost::system::error_code& ec) {
+				if (!ec) {
+					m_SystemAddress.port = m_SSLStream->lowest_layer().remote_endpoint().port();
+					if (m_SSLStream->lowest_layer().remote_endpoint().address().is_v4()) {
+						m_SystemAddress.binaryAddress = m_SSLStream->lowest_layer().remote_endpoint().address().to_v4().to_uint();
+					} else {
+						m_SystemAddress.binaryAddress = 0;
+					}
+
+					m_IsConnected = true;
+
+					StartAsyncRead();
+				}
+			});
+	} else {
+		m_SystemAddress.port = m_Socket->remote_endpoint().port();
+		if (m_Socket->remote_endpoint().address().is_v4()) {
+			uint32_t address = m_Socket->remote_endpoint().address().to_v4().to_uint();
+			m_SystemAddress.binaryAddress = boost::endian::endian_reverse(address);
+		} else {
+			m_SystemAddress.binaryAddress = 0;
+		}
+
+		m_IsConnected = true;
+
+		StartAsyncRead();
+	}
+
+	// Start the ping timer in 5 seconds using boost
+	m_PingTimerObject.expires_after(std::chrono::seconds(5));
+	m_PingTimerObject.async_wait([this](const boost::system::error_code& ec) {
+		if (!ec) {
+			DoPing();
+		}
+	});
+}
+
+void TcpSession::Send(const std::vector<uint8_t>& data) {
+	auto self(shared_from_this());
+	auto writeCallback = [this, self](const boost::system::error_code& ec, std::size_t /*bytesTransferred*/) {
+		OnWrite(ec, 0);  // Handle the write result
+	};
+
+	uint32_t size = data.size();
+
+	if (m_UseTls) {
+		// Write the size of the message
+		boost::asio::async_write(*m_SSLStream, boost::asio::buffer(&size, sizeof(size)), writeCallback);
+		boost::asio::async_write(*m_SSLStream, boost::asio::buffer(data), writeCallback);
+	} else {
+		// Write the size of the message
+		boost::asio::async_write(*m_Socket, boost::asio::buffer(&size, sizeof(size)), writeCallback);
+		boost::asio::async_write(*m_Socket, boost::asio::buffer(data), writeCallback);
+	}
+}
+
+void TcpSession::Send(const RakNet::BitStream& data) {
+	auto self(shared_from_this());
+	auto writeCallback = [this, self](const boost::system::error_code& ec, std::size_t /*bytesTransferred*/) {
+		OnWrite(ec, 0);  // Handle the write result
+	};
+
+	uint32_t size = data.GetNumberOfBytesUsed();
+
+	if (m_UseTls) {
+		// Write the size of the message
+		boost::asio::async_write(*m_SSLStream, boost::asio::buffer(&size, sizeof(size)), writeCallback);
+		boost::asio::async_write(*m_SSLStream, boost::asio::buffer(data.GetData(), size), writeCallback);
+	} else {
+		// Write the size of the message
+		boost::asio::async_write(*m_Socket, boost::asio::buffer(&size, sizeof(size)), writeCallback);
+		boost::asio::async_write(*m_Socket, boost::asio::buffer(data.GetData(), size), writeCallback);
+	}
+}
+
+boost::asio::basic_socket<boost::asio::ip::tcp, boost::asio::any_io_executor>& TcpSession::GetSocket() {
+	if (m_UseTls) {
+		return m_SSLStream->lowest_layer();
+	} else {
+		return *m_Socket;
+	}
+}
+
+void TcpSession::StartAsyncRead() {
+	if (!m_IsConnected) {
+		return;
+	}
+
+	m_HeaderBuffer.resize(sizeof(uint32_t));
+
+	auto readHeaderCallback = [this](const boost::system::error_code& ec, std::size_t bytesTransferred) {
+		OnReadHeader(ec, bytesTransferred);
+	};
+
+	try {
+		if (m_UseTls) {
+			boost::asio::async_read(*m_SSLStream, boost::asio::buffer(m_HeaderBuffer), readHeaderCallback);
+		} else {
+			boost::asio::async_read(*m_Socket, boost::asio::buffer(m_HeaderBuffer), readHeaderCallback);
+		}
+	} catch (const std::exception& e) {
+		LOG("Exception: %s", e.what());
+		Close();
+	}
+}
+
+void TcpSession::OnReadHeader(const boost::system::error_code& ec, std::size_t bytesTransferred) {
+	if (!ec) {
+		uint32_t size = 0;
+		std::memcpy(&size, m_HeaderBuffer.data(), sizeof(size));
+
+		m_BodyBuffer.resize(size);
+
+		auto readBodyCallback = [this](const boost::system::error_code& ec, std::size_t bytesTransferred) {
+			OnReadBody(ec, bytesTransferred);
+		};
+
+		if (m_UseTls) {
+			boost::asio::async_read(*m_SSLStream, boost::asio::buffer(m_BodyBuffer), readBodyCallback);
+		} else {
+			boost::asio::async_read(*m_Socket, boost::asio::buffer(m_BodyBuffer), readBodyCallback);
+		}
+	} else {
+		LOG("Read header error: %s", ec.message().c_str());
+		Close();
+	}
+}
+
+void TcpSession::OnReadBody(const boost::system::error_code& ec, std::size_t bytesTransferred) {
+	if (!ec) {
+		auto* packet = new Packet();
+		packet->data = new uint8_t[m_BodyBuffer.size()];
+		std::memcpy(packet->data, m_BodyBuffer.data(), m_BodyBuffer.size());
+		packet->length = m_BodyBuffer.size();
+		packet->bitSize = packet->length * 8;
+		packet->systemAddress = m_SystemAddress;
+
+		if (packet->data[0] == ID_USER_PACKET_ENUM && !m_ReadyForUserPackets) {
+			LOG("Received early user packet from %s:%d", m_SystemAddress.ToString(false), m_SystemAddress.port);
+			m_UserPacketQueue.push(packet);
+		}
+		else if (packet->data[0] == ID_INTERNAL_PING) {
+			HandlePing(packet);
+		}
+		else if (packet->data[0] == ID_CONNECTED_PONG) {
+			HandlePong(packet);
+		}
+		else {
+			m_Server->OnReceive(packet);
+		}
+
+		StartAsyncRead();
+	} else {
+		LOG("Read body error: %s", ec.message().c_str());
+		Close();
+	}
+}
+
+void TcpSession::OnWrite(const boost::system::error_code& ec, std::size_t bytesTransferred) {
+	if (ec) {
+		LOG("Write error: %s", ec.message().c_str());
+		Close();
+	}
+}
+
+void TcpSession::HandlePing(Packet* packet) {
+	RakNet::BitStream bitStream;
+	bitStream.Write<uint8_t>(ID_CONNECTED_PONG);
+	bitStream.Write<uint8_t>(packet->data[1]);
+	bitStream.Write<uint8_t>(packet->data[2]);
+	bitStream.Write<uint8_t>(packet->data[3]);
+	bitStream.Write<uint8_t>(packet->data[4]);
+	bitStream.Write<uint32_t>(0);
+
+	Send(bitStream);
+}
+
+void TcpSession::HandlePong(Packet* packet) {
+	auto current = m_PingTimer;
+
+	RakNet::BitStream bitStream(packet->data, packet->length, false);
+	bitStream.IgnoreBytes(1);
+
+	uint32_t old = 0;
+	bitStream.Read(old);
+
+	m_LastPing = current - old;
+	m_CumulativePing += m_LastPing;
+	m_PingCount++;
+
+	const auto now = std::chrono::high_resolution_clock::now();
+	const auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(now - m_ChronoLastPingTime);
+	m_AccumulatedPingTime += duration;
+
+	m_ChronoLastPongTime = now;
+}
+
+void TcpSession::DoPing() {
+	if (!m_IsConnected) {
+		return;
+	}
+
+	RakNet::BitStream bitStream;
+	bitStream.Write<uint8_t>(ID_INTERNAL_PING);
+	bitStream.Write<uint32_t>(m_PingTimer);
+
+	Send(bitStream);
+
+	m_ChronoLastPingTime = std::chrono::high_resolution_clock::now();
+
+	// Start the ping timer in 5 seconds using boost
+	m_PingTimerObject.expires_after(std::chrono::seconds(5));
+	m_PingTimerObject.async_wait([this](const boost::system::error_code& ec) {
+		if (!ec) {
+			DoPing();
+		}
+	});
+}
+
+void TcpSession::ReadyForUserPackets() {
+	m_ReadyForUserPackets = true;
+
+	while (!m_UserPacketQueue.empty()) {
+		auto* packet = m_UserPacketQueue.front();
+		m_UserPacketQueue.pop();
+
+		m_Server->OnReceive(packet);
+	}
+}
+
+float TcpSession::GetAveragePing() const {
+	if (m_PingCount == 0) {
+		return 0.0f;
+	}
+
+	return static_cast<float>(m_AccumulatedPingTime.count()) / m_PingCount;
+}
+
+float TcpSession::GetLastPing() const {
+	return static_cast<float>(m_LastPing);
+}
+
+void TcpSession::Close() {
+	if (!m_IsConnected) {
+		return;
+	}
+
+	LOG("Closing connection to %s:%d", m_SystemAddress.ToString(false), m_SystemAddress.port);
+
+	if (m_UseTls) {
+		m_SSLStream->async_shutdown([this](const boost::system::error_code& ec) {
+			if (ec) {
+				LOG("SSL shutdown error: %s", ec.message().c_str());
+			}
+
+			m_SSLStream->lowest_layer().close();
+
+			m_IsConnected = false;
+
+			m_SSLStream.reset();
+		});
+	} else {
+		m_Socket->shutdown(boost::asio::ip::tcp::socket::shutdown_both);
+		m_Socket->close();
+
+		m_IsConnected = false;
+
+		m_Socket.reset();
+	}
+
+	m_PingTimerObject.cancel();
+
+	m_Server->RemoveSession(m_SystemAddress);
+}

dNet/TcpSession.h

@@ -0,0 +1,80 @@
+#pragma once
+
+#include <iostream>
+#include <string>
+#include <boost/asio.hpp>
+#include <boost/asio/ssl.hpp>
+#include <thread>
+#include <mutex>
+#include <queue>
+#include <memory>
+#include <chrono>
+#include "RakNetTypes.h"
+#include "eServerDisconnectIdentifiers.h"
+#include "BitStream.h"
+
+class TcpTransportLayer;
+
+class TcpSession : public std::enable_shared_from_this<TcpSession> {
+public:
+	TcpSession(boost::asio::io_service& io_service, boost::asio::ssl::context* sslContext, TcpTransportLayer* server);
+	void Start();
+	void Send(const std::vector<uint8_t>& data);
+	void Send(const RakNet::BitStream& data);
+
+	boost::asio::basic_socket<boost::asio::ip::tcp, boost::asio::any_io_executor>& GetSocket();
+
+	bool IsConnected() const { return m_IsConnected; }
+
+	const SystemAddress& GetSystemAddress() const { return m_SystemAddress; }
+
+	bool IsReadyForUserPackets() const { return m_ReadyForUserPackets; }
+
+	void ReadyForUserPackets();
+
+	float GetAveragePing() const;
+
+	float GetLastPing() const;
+
+	void Close();
+
+private:
+	void StartAsyncRead();
+	
+	void OnReadHeader(const boost::system::error_code& ec, std::size_t bytesTransferred);
+	
+	void OnReadBody(const boost::system::error_code& ec, std::size_t bytesTransferred);
+	
+	void OnWrite(const boost::system::error_code& ec, std::size_t bytesTransferred);
+
+	void HandlePing(Packet* packet);
+
+	void HandlePong(Packet* packet);
+
+	void DoPing();
+
+	std::unique_ptr<boost::asio::ip::tcp::socket> m_Socket;
+	std::unique_ptr<boost::asio::ssl::stream<boost::asio::ip::tcp::socket>> m_SSLStream;
+	bool m_UseTls;
+	TcpTransportLayer* m_Server;
+	SystemAddress m_SystemAddress;
+	bool m_IsConnected;
+	bool m_ReadyForUserPackets;
+	std::queue<Packet*> m_UserPacketQueue;
+
+	std::vector<uint8_t> m_HeaderBuffer;
+	std::vector<uint8_t> m_BodyBuffer;
+
+	// Ping handling
+	int32_t m_CumulativePing;
+	int32_t m_PingCount;
+	int32_t m_LastPing;
+	int32_t m_PingTimer;
+	boost::asio::steady_timer m_PingTimerObject;
+
+	// Last ping time
+	std::chrono::time_point<std::chrono::high_resolution_clock> m_ChronoLastPingTime;
+	std::chrono::time_point<std::chrono::high_resolution_clock> m_ChronoLastPongTime;
+	// Accumulated ping time
+	std::chrono::milliseconds m_AccumulatedPingTime;
+};

dNet/TcpTransportLayer.cpp

@@ -0,0 +1,426 @@
+#define _VARIADIC_MAX 10
+
+#include "dNetCommon.h"
+#include "Logger.h"
+#include "dConfig.h"
+
+#include "RakNetworkFactory.h"
+#include "MessageIdentifiers.h"
+#include "eConnectionType.h"
+#include "eServerMessageType.h"
+#include "eManagerMessageType.h"
+
+#include "BitStreamUtils.h"
+#include "MasterPackets.h"
+#include "ZoneInstanceManager.h"
+#include "StringifiedEnum.h"
+#include "TcpTransportLayer.h"
+#include "TcpSession.h"
+#include "TcpPeer.h"
+
+
+TcpTransportLayer::TcpTransportLayer(
+	const std::string& ip,
+	int port,
+	int instanceID,
+	int maxConnections,
+	bool isInternal,
+	bool useEncryption,
+	Logger* logger,
+	const std::string managerIP,
+	int managerPort,
+	ServerType serverType,
+	dConfig* config,
+	Game::signal_t* shouldShutdown,
+	unsigned int zoneID
+) {
+	m_IP = ip;
+	m_Port = port;
+	m_ZoneID = zoneID;
+	m_InstanceID = instanceID;
+	m_MaxConnections = maxConnections;
+	m_IsInternal = isInternal;
+	m_UseTls = config->GetValue("use_tls") == "1";
+	m_Logger = logger;
+	m_ManagerIP = managerIP;
+	m_ManagerPort = managerPort;
+	m_ManagerConnectionActive = false;
+	m_ServerType = serverType;
+	m_Config = config;
+	m_ShouldShutdown = shouldShutdown;
+	m_IsOkay = false;
+	m_ManagerConnectionActive = false;
+	m_ManagerTransport = nullptr;
+	m_SessionID = 0;
+	m_Acceptor = nullptr;
+	m_SSLContext = nullptr;
+}
+
+TcpTransportLayer::~TcpTransportLayer() {
+
+}
+
+Packet* TcpTransportLayer::ReceiveFromManager() {
+	if (m_ManagerTransport == nullptr) {
+		throw std::runtime_error("Manager connection is not active!");
+	}
+
+	if (!m_ManagerConnectionActive) {
+		throw std::runtime_error("Manager connection is not active!");
+	}
+
+	auto* packet = m_ManagerTransport->Receive();
+
+	if (packet) {
+		if (packet->length < 1) { m_ManagerTransport->DeallocatePacket(packet); return nullptr; }
+
+		if (packet->data[0] == ID_DISCONNECTION_NOTIFICATION || packet->data[0] == ID_CONNECTION_LOST) {
+			LOG("Lost our connection to Manager, shutting DOWN!");
+			m_ManagerConnectionActive = false;
+			//ConnectToManager(); //We'll just shut down now
+		}
+
+		if (packet->data[0] == ID_CONNECTION_REQUEST_ACCEPTED) {
+			LOG("Established connection to Manager, zone (%i), instance (%i)", this->GetZoneID(), this->GetInstanceID());
+			m_ManagerConnectionActive = true;
+			m_ManagerSystemAddress = packet->systemAddress;
+			MasterPackets::SendServerInfo(this, packet);
+		}
+
+		if (packet->data[0] == ID_USER_PACKET_ENUM) {
+			if (static_cast<eConnectionType>(packet->data[1]) == eConnectionType::MASTER) {
+				switch (static_cast<eManagerMessageType>(packet->data[3])) {
+				case eManagerMessageType::REQUEST_ZONE_TRANSFER_RESPONSE: {
+					ZoneInstanceManager::Instance()->HandleRequestZoneTransferResponse(packet);
+					break;
+				}
+				case eManagerMessageType::SHUTDOWN:
+					*m_ShouldShutdown = -2;
+					break;
+
+				//When we handle these packets in World instead RakNetTransportLayer, we just return the packet's pointer.
+				default:
+
+					return packet;
+				}
+			}
+		}
+
+		m_ManagerTransport->DeallocatePacket(packet);
+	}
+
+	return nullptr;
+}
+
+Packet* TcpTransportLayer::Receive() {
+    std::unique_lock<std::mutex> lock(m_Mutex);
+
+	if (m_ReceiveQueue.empty()) {
+		return nullptr;
+	}
+
+    Packet* packet = m_ReceiveQueue.front();
+    m_ReceiveQueue.pop();
+
+    return packet;
+}
+
+void TcpTransportLayer::DeallocatePacket(Packet* packet) {
+	delete[] packet->data;
+	delete packet;
+}
+
+void TcpTransportLayer::DeallocateManagerPacket(Packet* packet) {
+	if (m_ManagerTransport) {
+		m_ManagerTransport->DeallocatePacket(packet);
+	}
+}
+
+void TcpTransportLayer::Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast) {
+	if (broadcast) {
+		for (auto& [addr, session] : m_ClientSessions) {
+			session->Send(bitStream);
+		}
+
+		return;
+	}
+
+	if (sysAddr == UNASSIGNED_SYSTEM_ADDRESS) {
+		LOG("Invalid system address!");
+		return;
+	}
+
+	const auto& it = m_ClientSessions.find(sysAddr);
+
+	if (it == m_ClientSessions.end()) {
+		LOG("Can not send to %s:%d, client not found!", sysAddr.ToString(false), sysAddr.port);
+		return;
+	}
+
+	it->second->Send(bitStream);
+}
+
+void TcpTransportLayer::SendToManager(RakNet::BitStream& bitStream) {
+	if (!m_ManagerConnectionActive) {
+		throw std::runtime_error("Manager connection is not active!");
+	}
+
+	if (m_ManagerTransport) {
+		m_ManagerTransport->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, m_ManagerSystemAddress, false);
+	}
+}
+
+void TcpTransportLayer::Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID) {
+	const auto& it = m_ClientSessions.find(sysAddr);
+
+	if (it == m_ClientSessions.end()) {
+		LOG("Client %s:%d not found in the session map!", sysAddr.ToString(false), sysAddr.port);
+		return;
+	}
+	
+	RakNet::BitStream bitStream;
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::SERVER, eServerMessageType::DISCONNECT_NOTIFY);
+	bitStream.Write(disconNotifyID);
+
+	it->second->Send(bitStream);
+
+	m_ClientSessions.erase(it);
+}
+
+bool TcpTransportLayer::IsConnected(const SystemAddress& sysAddr) {
+	return m_ClientSessions.find(sysAddr) != m_ClientSessions.end();
+}
+
+bool TcpTransportLayer::Startup() {
+	m_VerifyCertificate = m_Config->GetValue("verify_certificate") == "1";
+
+	if (m_UseTls) {
+        m_SSLContext = std::make_unique<boost::asio::ssl::context>(boost::asio::ssl::context::sslv23);
+        m_SSLContext->set_verify_mode(m_VerifyCertificate ? boost::asio::ssl::verify_peer : boost::asio::ssl::verify_none);
+        
+		if (m_Config->GetValue("cert_file").empty() || m_Config->GetValue("key_file").empty()) {
+			LOG("Missing certificate or key file for TLS connection!");
+			return false;
+		}
+		
+		m_SSLContext->use_certificate_chain_file(m_Config->GetValue("cert_file"));
+		m_SSLContext->use_private_key_file(m_Config->GetValue("key_file"), boost::asio::ssl::context::pem);
+    }
+
+	m_Acceptor = std::make_unique<boost::asio::ip::tcp::acceptor>(m_IOService, boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), m_Port));
+
+    StartAccept();
+
+    // Start the I/O service in a separate thread
+    m_IOThread = std::thread([this]() {
+        m_IOService.run();
+    });
+
+	if (m_ServerType != ServerType::Manager) {
+		SetupForManagerConnection();
+		if (!ConnectToManager()) {
+			return false;
+		}
+	}
+
+	return true;
+}
+
+void TcpTransportLayer::Shutdown() {
+	// Disconnect all clients
+	std::vector<SystemAddress> addresses;
+	for (auto& [addr, session] : m_ClientSessions) {
+		addresses.push_back(addr);
+	}
+
+	for (auto& addr : addresses) {
+		Disconnect(addr, eServerDisconnectIdentifiers::SERVER_SHUTDOWN);
+	}
+
+	m_IOService.stop();
+
+	try {
+		if (m_IOThread.joinable()) {
+			m_IOThread.join();
+		}
+	}
+	catch (const std::exception& e) {
+		LOG("Exception in io-thread: %s", e.what());
+	}
+
+	m_Acceptor->close();
+}
+
+void TcpTransportLayer::RemoveSession(const SystemAddress& sysAddr) {
+	m_ClientSessions.erase(sysAddr);
+}
+
+void TcpTransportLayer::OnReceive(Packet* packet) {
+	const auto& it = m_ClientSessions.find(packet->systemAddress);
+
+	if (it == m_ClientSessions.end()) {
+		LOG("Client %s:%d not found in the session map!", packet->systemAddress.ToString(false), packet->systemAddress.port);
+		return;
+	}
+
+	const auto& session = it->second;
+
+	const auto& type = packet->data[0];
+
+	if (type == ID_USER_PACKET_ENUM) {
+		std::unique_lock<std::mutex> lock(m_Mutex);
+
+		m_ReceiveQueue.push(packet);
+
+		return;
+	}
+
+	if (type == ID_DISCONNECTION_NOTIFICATION) {
+		LOG("A client has disconnected");
+		session->Close();
+		RemoveSession(packet->systemAddress);
+	} else if (type == ID_CONNECTION_LOST) {
+		LOG("Lost our connection to a client");
+		session->Close();
+		RemoveSession(packet->systemAddress);
+	} else if (type == ID_NEW_INCOMING_CONNECTION) {
+		LOG("New incoming connection from %s:%d", packet->systemAddress.ToString(false), packet->systemAddress.port);
+	} else if (type == ID_CONNECTION_REQUEST) {
+		LOG("Connection request from %s:%d", packet->systemAddress.ToString(false), packet->systemAddress.port);
+		
+		const std::string password = std::string(reinterpret_cast<char*>(packet->data + 1), packet->length - 1);
+
+		if (m_IsInternal) {
+			if (password != NET_PASSWORD_INTERNAL) {
+				LOG("Invalid internal password from %s:%d", packet->systemAddress.ToString(false), packet->systemAddress.port);
+				Disconnect(packet->systemAddress, eServerDisconnectIdentifiers::WRONG_GAME_VERSION);
+				return;
+			}
+		}
+		else {
+			if (password != NET_PASSWORD_EXTERNAL) {
+				LOG("Invalid external password from %s:%d", packet->systemAddress.ToString(false), packet->systemAddress.port);
+				Disconnect(packet->systemAddress, eServerDisconnectIdentifiers::WRONG_GAME_VERSION);
+				return;
+			}
+		}
+
+		RakNet::BitStream bitStream;
+		bitStream.Write<uint8_t>(ID_CONNECTION_REQUEST_ACCEPTED);
+		bitStream.Write<uint32_t>(packet->systemAddress.binaryAddress);
+		bitStream.Write<uint16_t>(packet->systemAddress.port);
+		bitStream.Write<uint16_t>(0);
+		// Our ip and port
+		bitStream.Write<uint32_t>(inet_addr(m_IP.c_str()));
+		bitStream.Write<uint16_t>(m_Port);
+
+		Send(bitStream, packet->systemAddress, false);
+
+		session->ReadyForUserPackets();
+	}
+}
+
+void TcpTransportLayer::SetupForManagerConnection() {
+
+}
+
+bool TcpTransportLayer::ConnectToManager() {
+	if (m_ManagerTransport) {
+		delete m_ManagerTransport;
+		m_ManagerTransport = nullptr;
+	}
+
+	m_ManagerTransport = new TcpPeer(m_ManagerIP, m_ManagerPort, NET_PASSWORD_INTERNAL, m_UseTls, m_VerifyCertificate);
+
+	if (!m_ManagerTransport->WaitForConnection()) {
+		LOG("Failed to connect to Manager!");
+		return false;
+	}
+
+	if (!m_ManagerTransport->IsConnected()) {
+		LOG("Failed to connect to Manager!");
+		return false;
+	}
+
+	m_ManagerConnectionActive = true;
+
+	LOG("Connected to Manager %s:%d", m_ManagerIP.c_str(), m_ManagerPort);
+
+	return true;
+}
+
+void TcpTransportLayer::StartAccept() {
+	LOG("Listening for incoming connection on %s:%d", m_IP.c_str(), m_Port);
+
+    auto session = std::make_shared<TcpSession>(m_IOService, m_SSLContext.get(), this);
+    
+    m_Acceptor->async_accept(session->GetSocket(), 
+        [this, session](const boost::system::error_code& ec) { 
+			HandleAccept(session, ec);
+		}
+	);
+}
+
+void TcpTransportLayer::HandleAccept(const std::shared_ptr<TcpSession>& session, const boost::system::error_code& ec) {
+	if (!ec) {
+		session->Start();
+
+		SystemAddress sysAddr = session->GetSystemAddress();
+		
+		if (m_ClientSessions.find(sysAddr) != m_ClientSessions.end()) {
+			LOG("Client already exists in the session map!");
+			return;
+		}
+
+		m_ClientSessions[sysAddr] = session;
+
+		LOG("[%i] Accepted connection from %s:%d", static_cast<int32_t>(m_ServerType), session->GetSocket().remote_endpoint().address().to_string().c_str(), session->GetSocket().remote_endpoint().port());
+	} else {
+		LOG("Accept error: %s", ec.message().c_str());
+	}
+
+	StartAccept();
+}
+
+int TcpTransportLayer::GetPing(const SystemAddress& sysAddr) const {
+	const auto& it = m_ClientSessions.find(sysAddr);
+
+	if (it == m_ClientSessions.end()) {
+		LOG("Client %s:%d not found in the session map!", sysAddr.ToString(false), sysAddr.port);
+		return 0;
+	}
+
+	return it->second->GetAveragePing();
+}
+
+int TcpTransportLayer::GetLatestPing(const SystemAddress& sysAddr) const {
+	const auto& it = m_ClientSessions.find(sysAddr);
+
+	if (it == m_ClientSessions.end()) {
+		LOG("Client %s:%d not found in the session map!", sysAddr.ToString(false), sysAddr.port);
+		return 0;
+	}
+
+	return it->second->GetLastPing();
+}
+
+TransportPeerInterface* TcpTransportLayer::CreateOutgoingTransport(
+	uint32_t peerPort,
+	const std::string& ip,
+	uint32_t port,
+	const std::string& password
+) const {
+	auto* peer = new TcpPeer(ip, port, password, m_UseTls, m_VerifyCertificate);
+
+	if (!peer->WaitForConnection()) {
+		LOG("Failed to connect to %s:%d", ip.c_str(), port);
+		delete peer;
+		throw std::runtime_error("Failed to connect to the server!");
+	}
+
+	return peer;
+}
+
+uint32_t TcpTransportLayer::ClaimSessionID() {
+	return ++m_SessionID;
+}

dNet/TcpTransportLayer.h

@@ -0,0 +1,158 @@
+#pragma once
+
+#include <iostream>
+#include <string>
+#include <boost/asio.hpp>
+#include <boost/asio/ssl.hpp>
+#include <thread>
+#include <mutex>
+#include <queue>
+#include <memory>
+#include <csignal>
+#include <unordered_map>
+#include <functional>
+#include <boost/functional/hash.hpp>
+
+#include "RakPeerInterface.h"
+#include "ReplicaManager.h"
+#include "NetworkIDManager.h"
+
+#include "TransportLayer.h"
+#include "TransportPeerInterface.h"
+#include "TcpSession.h"
+
+namespace std {
+	// SystemAddress hash specialization
+	template <>
+	struct hash<SystemAddress> {
+		std::size_t operator()(const SystemAddress& sysAddr) const {
+			const std::size_t hash1 = sysAddr.binaryAddress;
+			const std::size_t hash2 = sysAddr.port;
+			return (hash1 | (hash2 << 32));
+		}
+	};
+}
+
+class TcpPeer;
+
+class TcpTransportLayer : public TransportLayer {
+public:
+	TcpTransportLayer(
+		const std::string& ip,
+		int port,
+		int instanceID,
+		int maxConnections,
+		bool isInternal,
+		bool useEncryption,
+		Logger* logger,
+		const std::string managerIP,
+		int managerPort,
+		ServerType serverType,
+		dConfig* config,
+		Game::signal_t* shouldShutdown,
+		unsigned int zoneID = 0
+	);
+
+	~TcpTransportLayer();
+
+	Packet* ReceiveFromManager() override;
+	
+	Packet* Receive() override;
+
+	void DeallocatePacket(Packet* packet) override;
+
+	void DeallocateManagerPacket(Packet* packet) override;
+
+	void Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast) override;
+	
+	void SendToManager(RakNet::BitStream& bitStream) override;
+
+	void Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID) override;
+
+	bool IsConnected(const SystemAddress& sysAddr) override;
+
+	const std::string& GetIP() const override { return m_IP; }
+
+	const int GetPort() const override { return m_Port; }
+
+	const int GetMaxConnections() const override { return m_MaxConnections; }
+
+	const bool GetIsEncrypted() const override { return m_UseTls; }
+
+	const bool GetIsInternal() const override { return m_IsInternal; }
+
+	const bool GetIsOkay() const override { return m_IsOkay; }
+
+	Logger* GetLogger() const override { return m_Logger; }
+
+	const bool GetIsConnectedToManager() const override { return m_ManagerConnectionActive; }
+
+	const unsigned int GetZoneID() const override { return m_ZoneID; }
+
+	const int GetInstanceID() const override { return m_InstanceID; }
+
+	int GetPing(const SystemAddress& sysAddr) const override;
+
+	int GetLatestPing(const SystemAddress& sysAddr) const override;
+
+	const ServerType GetServerType() const override { return m_ServerType; }
+
+	TransportPeerInterface* CreateOutgoingTransport(
+		uint32_t peerPort,
+		const std::string& ip,
+		uint32_t port,
+		const std::string& password
+	) const override;
+	
+	bool Startup() override;
+
+	void Shutdown() override;
+
+	void OnReceive(Packet* packet);
+
+	void RemoveSession(const SystemAddress& sysAddr);
+
+	uint32_t ClaimSessionID();
+
+private:
+	void SetupForManagerConnection();
+
+	bool ConnectToManager();
+
+private:
+    void StartAccept();
+
+    void HandleAccept(const std::shared_ptr<TcpSession>& session, const boost::system::error_code& ec);
+
+    boost::asio::io_service m_IOService;
+    std::unique_ptr<boost::asio::ip::tcp::acceptor> m_Acceptor;
+    std::unique_ptr<boost::asio::ssl::context> m_SSLContext;
+    bool m_UseTls;
+    bool m_VerifyCertificate;
+
+	std::unordered_map<SystemAddress, std::shared_ptr<TcpSession>> m_ClientSessions;
+    std::queue<Packet*> m_ReceiveQueue;
+    std::mutex m_Mutex;
+    std::thread m_IOThread;
+
+	Logger* m_Logger = nullptr;
+	dConfig* m_Config = nullptr;
+
+	Game::signal_t* m_ShouldShutdown = nullptr;
+	
+	std::string m_IP;
+	int32_t m_Port;
+	int32_t m_MaxConnections;
+	uint32_t m_ZoneID;
+	int32_t m_InstanceID;
+	bool m_IsInternal;
+	bool m_IsOkay;
+	bool m_ManagerConnectionActive;
+	ServerType m_ServerType;
+	int32_t m_SessionID = 0;
+
+	TcpPeer* m_ManagerTransport = nullptr;
+	SystemAddress m_ManagerSystemAddress;
+	std::string m_ManagerIP;
+	int m_ManagerPort;
+};

dNet/TransportLayer.h

@@ -0,0 +1,193 @@
+#pragma once
+#include <string>
+#include <csignal>
+
+#include "RakNetTypes.h"
+#include "TransportPeerInterface.h"
+
+class Logger;
+class dConfig;
+enum class eServerDisconnectIdentifiers : uint32_t;
+
+enum class ServerType : uint32_t {
+	Manager,
+	Auth,
+	Chat,
+	World
+};
+
+enum class ServiceId : uint32_t {
+	General = 0,
+	Auth = 1,
+	Chat = 2,
+	World = 4,
+	Client = 5,
+};
+
+namespace Game {
+	using signal_t = volatile std::sig_atomic_t;
+}
+
+/**
+ * @brief Abstract base class for managing the network and transport layer.
+ */
+class TransportLayer {
+public:
+	/**
+	 * @brief Receives a packet from the manager.
+	 * @return Pointer to the received Packet.
+	 */
+	virtual Packet* ReceiveFromManager() = 0;
+
+	/**
+	 * @brief Deallocates a packet received from the manager.
+	 * @param packet Pointer to the Packet to be deallocated.
+	 */
+	virtual void DeallocateManagerPacket(Packet* packet) = 0;
+
+	/**
+	 * @brief Sends a bit stream to the manager.
+	 * @param bitStream Reference to the bitsteam to be sent.
+	 */
+	virtual void SendToManager(RakNet::BitStream& bitStream) = 0;
+
+	/**
+	 * @brief Receives a packet.
+	 * @return Pointer to the received Packet.
+	 */
+	virtual Packet* Receive() = 0;
+
+	/**
+	 * @brief Deallocates a received packet.
+	 * @param packet Pointer to the Packet to be deallocated.
+	 */
+	virtual void DeallocatePacket(Packet* packet) = 0;
+
+	/**
+	 * @brief Sends a bitstream to a specified system address.
+	 * @param bitStream Reference to the RakNet::BitStream to be sent.
+	 * @param sysAddr Reference to the SystemAddress to send the bit stream to.
+	 * @param broadcast Whether to broadcast the bit stream.
+	 */
+	virtual void Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast) = 0;
+
+	/**
+	 * @brief Disconnects from a specified system address.
+	 * @param sysAddr Reference to the SystemAddress to disconnect from.
+	 * @param disconNotifyID Identifier for the disconnection notification.
+	 */
+	virtual void Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID) = 0;
+
+	/**
+	 * @brief Checks if connected to a specified system address.
+	 * @param sysAddr Reference to the SystemAddress to check connection status.
+	 * @return Connection status, true if connected, false otherwise.
+	 */
+	virtual bool IsConnected(const SystemAddress& sysAddr) = 0;
+
+	/**
+	 * @brief Gets the IP address.
+	 * @return Reference to the IP address string.
+	 */
+	virtual const std::string& GetIP() const = 0;
+
+	/**
+	 * @brief Gets the port number.
+	 * @return The port number.
+	 */
+	virtual const int GetPort() const = 0;
+
+	/**
+	 * @brief Gets the maximum number of connections.
+	 * @return The maximum number of connections.
+	 */
+	virtual const int GetMaxConnections() const = 0;
+
+	/**
+	 * @brief Checks if the connection is encrypted.
+	 * @return Weather the connection is encrypted.
+	 */
+	virtual const bool GetIsEncrypted() const = 0;
+
+	/**
+	 * @brief Checks if the connection is internal.
+	 * @return Weather the connection is internal.
+	 */
+	virtual const bool GetIsInternal() const = 0;
+
+	/**
+	 * @brief Checks if the connection is okay.
+	 * @return Weather the connection is okay.
+	 */
+	virtual const bool GetIsOkay() const = 0;
+
+	/**
+	 * @brief Gets the logger instance.
+	 * @return Pointer to the Logger instance.
+	 */
+	virtual Logger* GetLogger() const = 0;
+
+	/**
+	 * @brief Checks if connected to the manager.
+	 * @return Weather we are connected to the manager.
+	 */
+	virtual const bool GetIsConnectedToManager() const = 0;
+
+	/**
+	 * @brief Gets the zone ID.
+	 * @return The zone ID.
+	 */
+	virtual const uint32_t GetZoneID() const = 0;
+
+	/**
+	 * @brief Gets the instance ID.
+	 * @return The instance ID.
+	 */
+	virtual const int GetInstanceID() const = 0;
+
+	/**
+	 * @brief Gets the ping to a specified system address.
+	 * @param sysAddr Reference to the SystemAddress to get the ping for.
+	 * @return The ping.
+	 */
+	virtual int GetPing(const SystemAddress& sysAddr) const = 0;
+
+	/**
+	 * @brief Gets the latest ping to a specified system address.
+	 * @param sysAddr Reference to the SystemAddress to get the latest ping for.
+	 * @return The latest ping.
+	 */
+	virtual int GetLatestPing(const SystemAddress& sysAddr) const = 0;
+
+	/**
+	 * @brief Gets the server type.
+	 * @return The server type.
+	 */
+	virtual const ServerType GetServerType() const = 0;
+
+	/**
+	 * @brief Starts up the transport layer.
+	 * 
+	 * @return True if successful, false otherwise.
+	 */
+	virtual bool Startup() = 0;
+
+	/**
+	 * @brief Shuts down the transport layer.
+	 */
+	virtual void Shutdown() = 0;
+
+	/**
+	 * @brief Create an outgoing transport connected to a server.
+	 * 
+	 * @param ip The IP address of the server.
+	 * @param port The port of the server.
+	 * @param password The password to connect to the server.
+	 */
+	virtual TransportPeerInterface* CreateOutgoingTransport(
+		uint32_t peerPort,
+		const std::string& ip,
+		uint32_t port,
+		const std::string& password
+	) const = 0;
+};

dNet/TransportPeerInterface.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <string>
+#include "RakNetTypes.h"
+#include "PacketPriority.h"
+
+class TransportPeerInterface {
+public:
+	virtual void Send(
+		const RakNet::BitStream* bitStream,
+		PacketPriority priority,
+		PacketReliability reliability,
+		char orderingChannel,
+		SystemAddress systemAddress,
+		bool broadcas
+	) = 0;
+
+	virtual void Disconnect() = 0;
+
+	virtual void Reconnect() = 0;
+
+	virtual Packet* Receive() = 0;
+
+	virtual void DeallocatePacket(Packet* packet) = 0;
+};

dNet/ZoneInstanceManager.cpp

@@ -20,7 +20,7 @@ void ZoneInstanceManager::RequestZoneTransfer(dServer* server, uint32_t zoneID,
 
 	this->requests.push_back(request);
 
-	MasterPackets::SendZoneTransferRequest(server, request->requestID, mythranShift, zoneID, zoneClone);
+	MasterPackets::SendZoneTransferRequest(server->GetTransportLayerPtr(), request->requestID, mythranShift, zoneID, zoneClone);
 }
 
 //! Handles a zone transfer response
@@ -58,7 +58,7 @@ void ZoneInstanceManager::HandleRequestZoneTransferResponse(Packet* packet) {
 }
 
 void ZoneInstanceManager::CreatePrivateZone(dServer* server, uint32_t zoneID, uint32_t zoneClone, const std::string& password) {
-	MasterPackets::SendZoneCreatePrivate(server, zoneID, zoneClone, password);
+	MasterPackets::SendZoneCreatePrivate(server->GetTransportLayerPtr(), zoneID, zoneClone, password);
 }
 
 void ZoneInstanceManager::RequestPrivateZone(
@@ -72,5 +72,5 @@ void ZoneInstanceManager::RequestPrivateZone(
 
 	this->requests.push_back(request);
 
-	MasterPackets::SendZoneRequestPrivate(server, request->requestID, mythranShift, password);
+	MasterPackets::SendZoneRequestPrivate(server->GetTransportLayerPtr(), request->requestID, mythranShift, password);
 }

dNet/dServer.cpp

@@ -8,252 +8,187 @@
 #include "MessageIdentifiers.h"
 #include "eConnectionType.h"
 #include "eServerMessageType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 
 #include "BitStreamUtils.h"
 #include "MasterPackets.h"
 #include "ZoneInstanceManager.h"
 #include "StringifiedEnum.h"
 
-//! Replica Constructor class
+#include "RakNetTransportLayer.h"
-class ReplicaConstructor : public ReceiveConstructionInterface {
+#ifdef NET_ENABLE_TCP_TRANSPORT
-public:
+#include "TcpTransportLayer.h"
-	ReplicaReturnResult ReceiveConstruction(RakNet::BitStream* inBitStream, RakNetTime timestamp, NetworkID networkID, NetworkIDObject* existingObject, SystemAddress senderId, ReplicaManager* caller) {
+#endif
-		return REPLICA_PROCESSING_DONE;
+
-	}
+dServer::dServer(
-} ConstructionCB;
+	const std::string& ip,
-
+	int port,
-//! Replica Download Sender class
+	int instanceID,
-class ReplicaSender : public SendDownloadCompleteInterface {
+	int maxConnections,
-public:
+	bool isInternal,
-	ReplicaReturnResult SendDownloadComplete(RakNet::BitStream* outBitStream, RakNetTime currentTime, SystemAddress senderId, ReplicaManager* caller) {
+	bool useEncryption,
-		return REPLICA_PROCESSING_DONE;
+	Logger* logger,
-	}
+	const std::string masterIP,
-} SendDownloadCompleteCB;
+	int masterPort,
-
+	ServerType serverType,
-//! Replica Download Receiver class
+	dConfig* config,
-class ReplicaReceiever : public ReceiveDownloadCompleteInterface {
+	Game::signal_t* shouldShutdown,
-public:
+	unsigned int zoneID
-	ReplicaReturnResult ReceiveDownloadComplete(RakNet::BitStream* inBitStream, SystemAddress senderId, ReplicaManager* caller) {
+) {
-		return REPLICA_PROCESSING_DONE;
+	m_TransportType = TransportType::RakNet;
-	}
+
-} ReceiveDownloadCompleteCB;
+	if (config->GetValue("transport_layer") == "tcp") {
-
+		m_TransportType = TransportType::Tcp;
-dServer::dServer(const std::string& ip, int port, int instanceID, int maxConnections, bool isInternal, bool useEncryption, Logger* logger, const std::string masterIP, int masterPort, ServerType serverType, dConfig* config, Game::signal_t* lastSignal, unsigned int zoneID) {
+		LOG("Using TCP transport layer.");
-	mIP = ip;
-	mPort = port;
-	mZoneID = zoneID;
-	mInstanceID = instanceID;
-	mMaxConnections = maxConnections;
-	mIsInternal = isInternal;
-	mUseEncryption = useEncryption;
-	mLogger = logger;
-	mMasterIP = masterIP;
-	mMasterPort = masterPort;
-	mMasterConnectionActive = false;
-	mNetIDManager = nullptr;
-	mReplicaManager = nullptr;
-	mServerType = serverType;
-	mConfig = config;
-	mShouldShutdown = lastSignal;
-	//Attempt to start our server here:
-	mIsOkay = Startup();
-
-	//Forcibly log to both the console and our file what ip, port and possibly zoneID / instanceID we're running on:
-	bool prevLogSetting = mLogger->GetLogToConsole();
-	mLogger->SetLogToConsole(true);
-
-	if (mIsOkay) {
-		if (zoneID == 0)
-			LOG("%s Server is listening on %s:%i with encryption: %i", StringifiedEnum::ToString(serverType).data(), ip.c_str(), port, int(useEncryption));
-		else
-			LOG("%s Server is listening on %s:%i with encryption: %i, running zone %i / %i", StringifiedEnum::ToString(serverType).data(), ip.c_str(), port, int(useEncryption), zoneID, instanceID);
-	} else { LOG("FAILED TO START SERVER ON IP/PORT: %s:%i", ip.c_str(), port); return; }
-
-	mLogger->SetLogToConsole(prevLogSetting);
-
-	//Connect to master if we are not master:
-	if (serverType != ServerType::Master) {
-		SetupForMasterConnection();
-		if (!ConnectToMaster()) {
-			LOG("Failed ConnectToMaster!");
 	}
+	else {
+		LOG("Using RakNet transport layer.");
 	}
 
-	//Set up Replica if we're a world server:
+	switch (m_TransportType) {
-	if (serverType == ServerType::World) {
+	case TransportType::RakNet:
-		mNetIDManager = new NetworkIDManager();
+		m_TransportLayer = std::make_unique<RakNetTransportLayer>(
-		mNetIDManager->SetIsNetworkIDAuthority(true);
+			ip,
+			port,
+			instanceID,
+			maxConnections,
+			isInternal,
+			useEncryption,
+			logger,
+			masterIP,
+			masterPort,
+			serverType,
+			config,
+			shouldShutdown,
+			zoneID
+		);
+		break;
+	case TransportType::Tcp:
+#ifdef NET_ENABLE_TCP_TRANSPORT
+		m_TransportLayer = std::make_unique<TcpTransportLayer>(
+			ip,
+			port,
+			instanceID,
+			maxConnections,
+			isInternal,
+			useEncryption,
+			logger,
+			masterIP,
+			masterPort,
+			serverType,
+			config,
+			shouldShutdown,
+			zoneID
+		);
+#else
+		throw std::runtime_error("TCP transport is not enabled!");
+#endif
+		break;
+	}
 
-		mReplicaManager = new ReplicaManager();
+	bool okey = m_TransportLayer->Startup();
-		mReplicaManager->SetAutoParticipateNewConnections(false);
-		mReplicaManager->SetAutoConstructToNewParticipants(false);
-		mReplicaManager->SetAutoSerializeInScope(true);
-		mReplicaManager->SetReceiveConstructionCB(&ConstructionCB);
-		mReplicaManager->SetDownloadCompleteCB(&SendDownloadCompleteCB, &ReceiveDownloadCompleteCB);
 
-		mPeer->AttachPlugin(mReplicaManager);
+	if (!okey) {
-		mPeer->SetNetworkIDManager(mNetIDManager);
+		LOG("Failed to start the server!");
+		
+		throw std::runtime_error("Failed to start the server!");
 	}
 }
 
 dServer::~dServer() {
-	Shutdown();
+	m_TransportLayer->Shutdown();
+
+	m_TransportLayer = nullptr;
 }
 
 Packet* dServer::ReceiveFromMaster() {
-	if (!mMasterPeer) return nullptr;
+	return m_TransportLayer->ReceiveFromManager();
-	if (!mMasterConnectionActive) ConnectToMaster();
-
-	Packet* packet = mMasterPeer->Receive();
-	if (packet) {
-		if (packet->length < 1) { mMasterPeer->DeallocatePacket(packet); return nullptr; }
-
-		if (packet->data[0] == ID_DISCONNECTION_NOTIFICATION || packet->data[0] == ID_CONNECTION_LOST) {
-			LOG("Lost our connection to master, shutting DOWN!");
-			mMasterConnectionActive = false;
-			//ConnectToMaster(); //We'll just shut down now
-		}
-
-		if (packet->data[0] == ID_CONNECTION_REQUEST_ACCEPTED) {
-			LOG("Established connection to master, zone (%i), instance (%i)", this->GetZoneID(), this->GetInstanceID());
-			mMasterConnectionActive = true;
-			mMasterSystemAddress = packet->systemAddress;
-			MasterPackets::SendServerInfo(this, packet);
-		}
-
-		if (packet->data[0] == ID_USER_PACKET_ENUM) {
-			if (static_cast<eConnectionType>(packet->data[1]) == eConnectionType::MASTER) {
-				switch (static_cast<eMasterMessageType>(packet->data[3])) {
-				case eMasterMessageType::REQUEST_ZONE_TRANSFER_RESPONSE: {
-					ZoneInstanceManager::Instance()->HandleRequestZoneTransferResponse(packet);
-					break;
-				}
-				case eMasterMessageType::SHUTDOWN:
-					*mShouldShutdown = -2;
-					break;
-
-				//When we handle these packets in World instead dServer, we just return the packet's pointer.
-				default:
-
-					return packet;
-				}
-			}
-		}
-
-		mMasterPeer->DeallocatePacket(packet);
-	}
-
-	return nullptr;
 }
 
 Packet* dServer::Receive() {
-	return mPeer->Receive();
+	return m_TransportLayer->Receive();
 }
 
 void dServer::DeallocatePacket(Packet* packet) {
-	mPeer->DeallocatePacket(packet);
+	m_TransportLayer->DeallocatePacket(packet);
 }
 
 void dServer::DeallocateMasterPacket(Packet* packet) {
-	mMasterPeer->DeallocatePacket(packet);
+	m_TransportLayer->DeallocateManagerPacket(packet);
 }
 
 void dServer::Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast) {
-	mPeer->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, sysAddr, broadcast);
+	m_TransportLayer->Send(bitStream, sysAddr, broadcast);
 }
 
 void dServer::SendToMaster(RakNet::BitStream& bitStream) {
-	if (!mMasterConnectionActive) ConnectToMaster();
+	m_TransportLayer->SendToManager(bitStream);
-	mMasterPeer->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, mMasterSystemAddress, false);
 }
 
 void dServer::Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID) {
-	RakNet::BitStream bitStream;
+	m_TransportLayer->Disconnect(sysAddr, disconNotifyID);
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::SERVER, eServerMessageType::DISCONNECT_NOTIFY);
-	bitStream.Write(disconNotifyID);
-	mPeer->Send(&bitStream, SYSTEM_PRIORITY, RELIABLE_ORDERED, 0, sysAddr, false);
-
-	mPeer->CloseConnection(sysAddr, true);
 }
 
 bool dServer::IsConnected(const SystemAddress& sysAddr) {
-	return mPeer->IsConnected(sysAddr);
+	return m_TransportLayer->IsConnected(sysAddr);
-}
-
-bool dServer::Startup() {
-	mSocketDescriptor = SocketDescriptor(uint16_t(mPort), 0);
-	mPeer = RakNetworkFactory::GetRakPeerInterface();
-
-	if (!mPeer) return false;
-	if (!mPeer->Startup(mMaxConnections, 10, &mSocketDescriptor, 1)) return false;
-
-	if (mIsInternal) {
-		mPeer->SetIncomingPassword("3.25 DARKFLAME1", 15);
-	} else {
-		UpdateBandwidthLimit();
-		UpdateMaximumMtuSize();
-		mPeer->SetIncomingPassword("3.25 ND1", 8);
-	}
-
-	mPeer->SetMaximumIncomingConnections(mMaxConnections);
-	if (mUseEncryption) mPeer->InitializeSecurity(NULL, NULL, NULL, NULL);
-
-	return true;
-}
-
-void dServer::UpdateMaximumMtuSize() {
-	auto maxMtuSize = mConfig->GetValue("maximum_mtu_size");
-	mPeer->SetMTUSize(maxMtuSize.empty() ? 1228 : std::stoi(maxMtuSize));
-}
-
-void dServer::UpdateBandwidthLimit() {
-	auto newBandwidth = mConfig->GetValue("maximum_outgoing_bandwidth");
-	mPeer->SetPerConnectionOutgoingBandwidthLimit(!newBandwidth.empty() ? std::stoi(newBandwidth) : 0);
-}
-
-void dServer::Shutdown() {
-	if (mPeer) {
-		mPeer->Shutdown(1000);
-		RakNetworkFactory::DestroyRakPeerInterface(mPeer);
-	}
-
-	if (mNetIDManager) {
-		delete mNetIDManager;
-		mNetIDManager = nullptr;
-	}
-
-	if (mReplicaManager) {
-		delete mReplicaManager;
-		mReplicaManager = nullptr;
-	}
-
-	if (mServerType != ServerType::Master && mMasterPeer) {
-		mMasterPeer->Shutdown(1000);
-		RakNetworkFactory::DestroyRakPeerInterface(mMasterPeer);
-	}
-}
-
-void dServer::SetupForMasterConnection() {
-	mMasterSocketDescriptor = SocketDescriptor(uint16_t(mPort + 1), 0);
-	mMasterPeer = RakNetworkFactory::GetRakPeerInterface();
-	bool ret = mMasterPeer->Startup(1, 30, &mMasterSocketDescriptor, 1);
-	if (!ret) LOG("Failed MasterPeer Startup!");
-}
-
-bool dServer::ConnectToMaster() {
-	//LOG("Connection to Master %s:%d", mMasterIP.c_str(), mMasterPort);
-	return mMasterPeer->Connect(mMasterIP.c_str(), mMasterPort, "3.25 DARKFLAME1", 15);
-}
-
-void dServer::UpdateReplica() {
-	mReplicaManager->Update(mPeer);
 }
 
 int dServer::GetPing(const SystemAddress& sysAddr) const {
-	return mPeer->GetAveragePing(sysAddr);
+	return m_TransportLayer->GetPing(sysAddr);
 }
 
 int dServer::GetLatestPing(const SystemAddress& sysAddr) const {
-	return mPeer->GetLastPing(sysAddr);
+	return m_TransportLayer->GetLatestPing(sysAddr);
+}
+
+const std::string& dServer::GetIP() const {
+	return m_TransportLayer->GetIP();
+}
+
+const int dServer::GetPort() const {
+	return m_TransportLayer->GetPort();
+}
+
+const int dServer::GetMaxConnections() const {
+	return m_TransportLayer->GetMaxConnections();
+}
+
+const bool dServer::GetIsEncrypted() const {
+	return m_TransportLayer->GetIsEncrypted();
+}
+
+const bool dServer::GetIsInternal() const {
+	return m_TransportLayer->GetIsInternal();
+}
+
+const bool dServer::GetIsOkay() const {
+	return m_TransportLayer->GetIsOkay();
+}
+
+Logger* dServer::GetLogger() const {
+	return m_TransportLayer->GetLogger();
+}
+
+const bool dServer::GetIsConnectedToMaster() const {
+	return m_TransportLayer->GetIsConnectedToManager();
+}
+
+const unsigned int dServer::GetZoneID() const {
+	return m_TransportLayer->GetZoneID();
+}
+
+const int dServer::GetInstanceID() const {
+	return m_TransportLayer->GetInstanceID();
+}
+
+const ServerType dServer::GetServerType() const {
+	return m_TransportLayer->GetServerType();
+}
+
+const std::unique_ptr<TransportLayer>& dServer::GetTransportLayer() const {
+	return m_TransportLayer;
+}
+
+const TransportType dServer::GetTransportType() const {
+	return m_TransportType;
 }

dNet/dServer.h

@@ -1,33 +1,15 @@
 #pragma once
 #include <string>
 #include <csignal>
-#include "RakPeerInterface.h"
+#include <memory>
-#include "ReplicaManager.h"
-#include "NetworkIDManager.h"
 
-class Logger;
+#include "TransportLayer.h"
-class dConfig;
-enum class eServerDisconnectIdentifiers : uint32_t;
 
-enum class ServerType : uint32_t {
+enum class TransportType : uint32_t {
-	Master,
+	RakNet,
-	Auth,
+	Tcp
-	Chat,
-	World
 };
 
-enum class ServiceId : uint32_t{
-	General = 0,
-	Auth = 1,
-	Chat = 2,
-	World = 4,
-	Client = 5,
-};
-
-namespace Game {
-	using signal_t = volatile std::sig_atomic_t;
-}
-
 class dServer {
 public:
 	// Default constructor should only used for testing!
@@ -45,73 +27,85 @@ public:
 		ServerType serverType,
 		dConfig* config,
 		Game::signal_t* shouldShutdown,
-		unsigned int zoneID = 0);
+		unsigned int zoneID = 0
+	);
+
 	~dServer();
 
 	Packet* ReceiveFromMaster();
+	
 	Packet* Receive();
+
 	void DeallocatePacket(Packet* packet);
+
 	void DeallocateMasterPacket(Packet* packet);
+
 	virtual void Send(RakNet::BitStream& bitStream, const SystemAddress& sysAddr, bool broadcast);
+
 	void SendToMaster(RakNet::BitStream& bitStream);
 
 	void Disconnect(const SystemAddress& sysAddr, eServerDisconnectIdentifiers disconNotifyID);
 
 	bool IsConnected(const SystemAddress& sysAddr);
-	const std::string& GetIP() const { return mIP; }
+
-	const int GetPort() const { return mPort; }
+	const std::string& GetIP() const;
-	const int GetMaxConnections() const { return mMaxConnections; }
+
-	const bool GetIsEncrypted() const { return mUseEncryption; }
+	const int GetPort() const;
-	const bool GetIsInternal() const { return mIsInternal; }
+
-	const bool GetIsOkay() const { return mIsOkay; }
+	const int GetMaxConnections() const;
-	Logger* GetLogger() const { return mLogger; }
+	
-	const bool GetIsConnectedToMaster() const { return mMasterConnectionActive; }
+	const bool GetIsEncrypted() const;
-	const unsigned int GetZoneID() const { return mZoneID; }
+
-	const int GetInstanceID() const { return mInstanceID; }
+	const bool GetIsInternal() const;
-	ReplicaManager* GetReplicaManager() { return mReplicaManager; }
+
-	void UpdateReplica();
+	const bool GetIsOkay() const;
-	void UpdateBandwidthLimit();
+
-	void UpdateMaximumMtuSize();
+	Logger* GetLogger() const;
+
+	const bool GetIsConnectedToMaster() const;
+
+	const unsigned int GetZoneID() const;
+
+	const int GetInstanceID() const;
 
 	int GetPing(const SystemAddress& sysAddr) const;
+
 	int GetLatestPing(const SystemAddress& sysAddr) const;
 
-	NetworkIDManager* GetNetworkIDManager() { return mNetIDManager; }
+	const ServerType GetServerType() const;
-
-	const ServerType GetServerType() const { return mServerType; }
-
-private:
-	bool Startup();
-	void Shutdown();
-	void SetupForMasterConnection();
-	bool ConnectToMaster();
-
-private:
-	Logger* mLogger = nullptr;
-	dConfig* mConfig = nullptr;
-	RakPeerInterface* mPeer = nullptr;
-	ReplicaManager* mReplicaManager = nullptr;
-	NetworkIDManager* mNetIDManager = nullptr;
 
 	/**
-	 * Whether or not to shut down the server.  Pointer to Game::lastSignal.
+	 * @brief Gets the transport layer.
+	 * 
+	 * @return The TransportLayer instance.
 	 */
-	Game::signal_t* mShouldShutdown = nullptr;
+	const std::unique_ptr<TransportLayer>& GetTransportLayer() const;
-	SocketDescriptor mSocketDescriptor;
-	std::string mIP;
-	int mPort;
-	int mMaxConnections;
-	unsigned int mZoneID;
-	int mInstanceID;
-	bool mUseEncryption;
-	bool mIsInternal;
-	bool mIsOkay;
-	bool mMasterConnectionActive;
-	ServerType mServerType;
 
-	RakPeerInterface* mMasterPeer = nullptr;
+	/**
-	SocketDescriptor mMasterSocketDescriptor;
+	 * @brief Gets the transport type.
-	SystemAddress mMasterSystemAddress;
+	 * 
-	std::string mMasterIP;
+	 * @return The transport type.
-	int mMasterPort;
+	 */
+	const TransportType GetTransportType() const;
+
+	/**
+	 * Implicit conversion to TransportLayer*.
+	 */
+	operator TransportLayer*() const {
+		return m_TransportLayer.get();
+	}
+
+	/**
+	 * @brief Get pointer to the TransportLayer.
+	 * 
+	 * @return Pointer to the TransportLayer.
+	 */
+	TransportLayer* GetTransportLayerPtr() const {
+		return m_TransportLayer.get();
+	}
+
+private:
+	TransportType m_TransportType;
+
+	std::unique_ptr<TransportLayer> m_TransportLayer;
 };

dWorldServer/WorldServer.cpp

@@ -68,7 +68,7 @@
 #include "eServerMessageType.h"
 #include "eChatMessageType.h"
 #include "eWorldMessageType.h"
-#include "eMasterMessageType.h"
+#include "eManagerMessageType.h"
 #include "eGameMessageType.h"
 #include "ZCompression.h"
 #include "EntityManager.h"
@@ -87,7 +87,7 @@ namespace Game {
 	dChatFilter* chatFilter = nullptr;
 	dConfig* config = nullptr;
 	AssetManager* assetManager = nullptr;
-	RakPeerInterface* chatServer = nullptr;
+	TransportPeerInterface* chatServer = nullptr;
 	std::mt19937 randomEngine;
 	SystemAddress chatSysAddr;
 	Game::signal_t lastSignal = 0;
@@ -218,10 +218,12 @@ int main(int argc, char** argv) {
 	uint32_t chatPort = 1501;
 	if (Game::config->GetValue("chat_server_port") != "") chatPort = std::atoi(Game::config->GetValue("chat_server_port").c_str());
 
-	auto chatSock = SocketDescriptor(static_cast<uint16_t>(ourPort + 2), 0);
+	Game::chatServer = Game::server->GetTransportLayer()->CreateOutgoingTransport(
-	Game::chatServer = RakNetworkFactory::GetRakPeerInterface();
+		ourPort + 2,
-	Game::chatServer->Startup(1, 30, &chatSock, 1);
+		masterIP,
-	Game::chatServer->Connect(masterIP.c_str(), chatPort, "3.25 ND1", 8);
+		chatPort,
+		"3.25 ND1"
+	);
 
 	//Set up other things:
 	Game::randomEngine = std::mt19937(time(0));
@@ -379,7 +381,7 @@ int main(int argc, char** argv) {
 			if (framesSinceChatDisconnect >= chatReconnectionTime) {
 				framesSinceChatDisconnect = 0;
 
-				Game::chatServer->Connect(masterIP.c_str(), chatPort, "3.25 ND1", 8);
+				Game::chatServer->Reconnect();
 			}
 		} else framesSinceChatDisconnect = 0;
 
@@ -447,9 +449,6 @@ int main(int argc, char** argv) {
 
 		Metrics::StartMeasurement(MetricVariable::UpdateReplica);
 
-		//Update our replica objects:
-		Game::server->UpdateReplica();
-
 		Metrics::EndMeasurement(MetricVariable::UpdateReplica);
 
 		//Push our log every 15s:
@@ -510,7 +509,7 @@ int main(int argc, char** argv) {
 			if (framesSinceMasterStatus >= 200) {
 				LOG("Finished loading world with zone (%i), ready up!", Game::server->GetZoneID());
 
-				MasterPackets::SendWorldReady(Game::server, Game::server->GetZoneID(), Game::server->GetInstanceID());
+				MasterPackets::SendWorldReady(Game::server->GetTransportLayerPtr(), Game::server->GetZoneID(), Game::server->GetInstanceID());
 
 				ready = true;
 			}
@@ -663,8 +662,8 @@ void HandlePacketChat(Packet* packet) {
 void HandleMasterPacket(Packet* packet) {
 	if (packet->length < 2) return;
 	if (static_cast<eConnectionType>(packet->data[1]) != eConnectionType::MASTER || packet->length < 4) return;
-	switch (static_cast<eMasterMessageType>(packet->data[3])) {
+	switch (static_cast<eManagerMessageType>(packet->data[3])) {
-	case eMasterMessageType::REQUEST_PERSISTENT_ID_RESPONSE: {
+	case eManagerMessageType::REQUEST_PERSISTENT_ID_RESPONSE: {
 		CINSTREAM_SKIP_HEADER;
 		uint64_t requestID;
 		inStream.Read(requestID);
@@ -674,7 +673,7 @@ void HandleMasterPacket(Packet* packet) {
 		break;
 	}
 
-	case eMasterMessageType::SESSION_KEY_RESPONSE: {
+	case eManagerMessageType::SESSION_KEY_RESPONSE: {
 		//Read our session key and to which user it belongs:
 		CINSTREAM_SKIP_HEADER;
 		uint32_t sessionKey = 0;
@@ -729,7 +728,7 @@ void HandleMasterPacket(Packet* packet) {
 			//Notify master:
 			{
 				CBITSTREAM;
-				BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::PLAYER_ADDED);
+				BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::PLAYER_ADDED);
 				bitStream.Write<LWOMAPID>(Game::server->GetZoneID());
 				bitStream.Write<LWOINSTANCEID>(instanceID);
 				Game::server->SendToMaster(bitStream);
@@ -738,7 +737,7 @@ void HandleMasterPacket(Packet* packet) {
 
 		break;
 	}
-	case eMasterMessageType::AFFIRM_TRANSFER_REQUEST: {
+	case eManagerMessageType::AFFIRM_TRANSFER_REQUEST: {
 		CINSTREAM_SKIP_HEADER;
 		uint64_t requestID;
 		inStream.Read(requestID);
@@ -746,20 +745,20 @@ void HandleMasterPacket(Packet* packet) {
 
 		CBITSTREAM;
 
-		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::AFFIRM_TRANSFER_RESPONSE);
+		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::AFFIRM_TRANSFER_RESPONSE);
 		bitStream.Write(requestID);
 		Game::server->SendToMaster(bitStream);
 
 		break;
 	}
 
-	case eMasterMessageType::SHUTDOWN: {
+	case eManagerMessageType::SHUTDOWN: {
 		Game::lastSignal = -1;
 		LOG("Got shutdown request from master, zone (%i), instance (%i)", Game::server->GetZoneID(), Game::server->GetInstanceID());
 		break;
 	}
 
-	case eMasterMessageType::NEW_SESSION_ALERT: {
+	case eManagerMessageType::NEW_SESSION_ALERT: {
 		CINSTREAM_SKIP_HEADER;
 		uint32_t sessionKey = inStream.Read(sessionKey);
 
@@ -832,7 +831,7 @@ void HandlePacket(Packet* packet) {
 		}
 
 		CBITSTREAM;
-		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::PLAYER_REMOVED);
+		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::PLAYER_REMOVED);
 		bitStream.Write<LWOMAPID>(Game::server->GetZoneID());
 		bitStream.Write<LWOINSTANCEID>(instanceID);
 		Game::server->SendToMaster(bitStream);
@@ -896,7 +895,7 @@ void HandlePacket(Packet* packet) {
 
 		//Request the session info from Master:
 		CBITSTREAM;
-		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::REQUEST_SESSION_KEY);
+		BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::REQUEST_SESSION_KEY);
 		bitStream.Write(username);
 		Game::server->SendToMaster(bitStream);
 
@@ -1017,7 +1016,6 @@ void HandlePacket(Packet* packet) {
 			Character* c = user->GetLastUsedChar();
 			if (c != nullptr) {
 				std::u16string username = GeneralUtils::ASCIIToUTF16(c->GetName());
-				Game::server->GetReplicaManager()->AddParticipant(packet->systemAddress);
 				
 				EntityInfo info{};
 				info.lot = 1;
@@ -1385,10 +1383,7 @@ void HandlePacket(Packet* packet) {
 
 void WorldShutdownProcess(uint32_t zoneId) {
 	LOG("Saving map %i instance %i", zoneId, instanceID);
-	for (auto i = 0; i < Game::server->GetReplicaManager()->GetParticipantCount(); ++i) {
+	for (auto* entity : PlayerManager::GetAllPlayers()) {
-		const auto& player = Game::server->GetReplicaManager()->GetParticipantAtIndex(i);
-
-		auto* entity = PlayerManager::GetPlayer(player);
 		LOG("Saving data!");
 		if (entity != nullptr && entity->GetCharacter() != nullptr) {
 			auto* skillComponent = entity->GetComponent<SkillComponent>();
@@ -1411,8 +1406,8 @@ void WorldShutdownProcess(uint32_t zoneId) {
 
 	LOG("ALL DATA HAS BEEN SAVED FOR ZONE %i INSTANCE %i!", zoneId, instanceID);
 
-	while (Game::server->GetReplicaManager()->GetParticipantCount() > 0) {
+	for (auto* entity : PlayerManager::GetAllPlayers()) {
-		const auto& player = Game::server->GetReplicaManager()->GetParticipantAtIndex(0);
+		const auto& player = entity->GetSystemAddress();
 
 		Game::server->Disconnect(player, eServerDisconnectIdentifiers::SERVER_SHUTDOWN);
 	}
@@ -1463,6 +1458,6 @@ void FinalizeShutdown() {
 
 void SendShutdownMessageToMaster() {
 	CBITSTREAM;
-	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eMasterMessageType::SHUTDOWN_RESPONSE);
+	BitStreamUtils::WriteHeader(bitStream, eConnectionType::MASTER, eManagerMessageType::SHUTDOWN_RESPONSE);
 	Game::server->SendToMaster(bitStream);
 }

tests/dGameTests/GameDependencies.cpp

@@ -1,5 +1,7 @@
 #include "GameDependencies.h"
 
+#include "TransportPeerInterface.h"
+
 namespace Game {
 	Logger* logger = nullptr;
 	dServer* server = nullptr;
@@ -7,7 +9,7 @@ namespace Game {
 	dChatFilter* chatFilter = nullptr;
 	dConfig* config = nullptr;
 	std::mt19937 randomEngine;
-	RakPeerInterface* chatServer = nullptr;
+	TransportPeerInterface* chatServer = nullptr;
 	AssetManager* assetManager = nullptr;
 	SystemAddress chatSysAddr;
 	EntityManager* entityManager = nullptr;