diff --git a/steamnet/steam_networking_manager.cpp b/steamnet/steam_networking_manager.cpp
index 5480b81..56c8863 100644
--- a/steamnet/steam_networking_manager.cpp
+++ b/steamnet/steam_networking_manager.cpp
@@ -224,6 +224,27 @@ bool SteamNetworkingManager::joinHost(uint64 hostID) {
     }
 }
 
+void SteamNetworkingManager::setMessageHandlerDependencies(boost::asio::io_context& io_context, std::map<HSteamNetConnection, std::shared_ptr<TCPClient>>& clientMap, std::mutex& clientMutex, std::unique_ptr<TCPServer>& server, int& localPort) {
+    io_context_ = &io_context;
+    clientMap_ = &clientMap;
+    clientMutex_ = &clientMutex;
+    server_ = &server;
+    localPort_ = &localPort;
+    messageHandler_ = new SteamMessageHandler(io_context, m_pInterface, connections, clientMap, clientMutex, connectionsMutex, server, g_isHost, localPort);
+}
+
+void SteamNetworkingManager::startMessageHandler() {
+    if (messageHandler_) {
+        messageHandler_->start();
+    }
+}
+
+void SteamNetworkingManager::stopMessageHandler() {
+    if (messageHandler_) {
+        messageHandler_->stop();
+    }
+}
+
 void SteamNetworkingManager::update() {
     std::lock_guard<std::mutex> lock(connectionsMutex);
     for (auto& pair : userMap) {
diff --git a/steamnet/steam_networking_manager.h b/steamnet/steam_networking_manager.h
index fd9b344..6d21b09 100644
--- a/steamnet/steam_networking_manager.h
+++ b/steamnet/steam_networking_manager.h
@@ -81,9 +81,19 @@ public:
     HSteamNetConnection getConnection() const { return g_hConnection; }
     ISteamNetworkingSockets* getInterface() const { return m_pInterface; }
 
+    void setMessageHandlerDependencies(boost::asio::io_context& io_context, std::map<HSteamNetConnection, std::shared_ptr<TCPClient>>& clientMap, std::mutex& clientMutex, std::unique_ptr<TCPServer>& server, int& localPort);
+
+    // Message handler
+    void startMessageHandler();
+    void stopMessageHandler();
+
     // Update user info (ping, relay status)
     void update();
 
+    // For callbacks
+    void setHostSteamID(CSteamID id) { g_hostSteamID = id; }
+    CSteamID getHostSteamID() const { return g_hostSteamID; }
+
     friend class SteamFriendsCallbacks;
     friend class SteamMatchmakingCallbacks;