Addressing some bugs regarding lifetimes and callbacks that could trigger random-ish crashed - wip

src/common/session_registry.cpp

@@ -85,11 +85,15 @@ namespace ColumnLynx::Net {
     void SessionRegistry::lockIP(uint32_t sessionID, uint32_t ip) {
         std::unique_lock lock(mMutex);
         mSessionIPs[sessionID] = ip;
-        
-        /*if (mIPSessions.find(sessionID) == mIPSessions.end()) {
-            Utils::debug("yikes");
-        }*/
-        mIPSessions[ip] = mSessions.find(sessionID)->second;
+
+        auto it = mSessions.find(sessionID);
+        if (it == mSessions.end() || !it->second) {
+            Utils::warn("SessionRegistry::lockIP called for unknown session " + std::to_string(sessionID));
+            mSessionIPs.erase(sessionID);
+            return;
+        }
+
+        mIPSessions[ip] = it->second;
     }
 
     void SessionRegistry::deallocIP(uint32_t sessionID) {

src/common/tcp_message_handler.cpp

@@ -5,6 +5,7 @@
 #include <columnlynx/common/net/tcp/tcp_message_handler.hpp>
 #include <columnlynx/common/net/tcp/net_helper.hpp>
 #include <columnlynx/common/utils.hpp>
+#include <memory>
 
 namespace ColumnLynx::Net::TCP {
     void MessageHandler::start() {
@@ -17,17 +18,17 @@ namespace ColumnLynx::Net::TCP {
             return static_cast<uint8_t>(type);
         }, type);
 
-        std::vector<uint8_t> data;
-        data.push_back(typeByte);
+        auto data = std::make_shared<std::vector<uint8_t>>();
+        data->push_back(typeByte);
         uint16_t length = payload.size();
 
-        data.push_back(length >> 8);
-        data.push_back(length & 0xFF);
+        data->push_back(length >> 8);
+        data->push_back(length & 0xFF);
 
-        data.insert(data.end(), payload.begin(), payload.end());
+        data->insert(data->end(), payload.begin(), payload.end());
         auto self = shared_from_this();
-        asio::async_write(mSocket, asio::buffer(data),
-            [self](asio::error_code ec, std::size_t) {
+        asio::async_write(mSocket, asio::buffer(*data),
+            [self, data](asio::error_code ec, std::size_t) {
                 if (ec) {
                     Utils::error("Send failed: " + ec.message());
                 }

src/common/utils.cpp

@@ -85,7 +85,7 @@ namespace ColumnLynx::Utils {
     }
 
     std::string getVersion() {
-        return "1.1.0";
+        return "1.1.1";
     }
 
     unsigned short serverPort() {