GDB RSP debug server handling of TC suspension

src/DebugServers/GdbRsp/GdbRspDebugServer.cpp

@@ -6,6 +6,7 @@
 #include "Exceptions/ClientDisconnected.hpp"
 #include "Exceptions/ClientNotSupported.hpp"
 #include "Exceptions/ClientCommunicationError.hpp"
+#include "Exceptions/DebugSessionAborted.hpp"
 #include "src/Exceptions/Exception.hpp"
 #include "src/Exceptions/InvalidConfig.hpp"
 #include "src/Logger/Logger.hpp"
@@ -96,11 +97,23 @@ void GdbRspDebugServer::init() {
     Logger::info("GDB RSP address: " + this->listeningAddress);
     Logger::info("GDB RSP port: " + std::to_string(this->listeningPortNumber));
 
+    this->eventListener->registerCallbackForEventType<Events::TargetControllerStateReported>(
+        std::bind(&GdbRspDebugServer::onTargetControllerStateReported, this, std::placeholders::_1)
+    );
+
     this->eventListener->registerCallbackForEventType<Events::TargetExecutionStopped>(
         std::bind(&GdbRspDebugServer::onTargetExecutionStopped, this, std::placeholders::_1)
     );
 }
 
+void GdbRspDebugServer::close() {
+    this->closeClientConnection();
+
+    if (this->serverSocketFileDescriptor > 0) {
+        ::close(this->serverSocketFileDescriptor);
+    }
+}
+
 void GdbRspDebugServer::serve() {
     try {
         if (!this->clientConnection.has_value()) {
@@ -186,11 +199,10 @@ void GdbRspDebugServer::waitForConnection() {
     }
 }
 
-void GdbRspDebugServer::close() {
-    this->closeClientConnection();
-
-    if (this->serverSocketFileDescriptor > 0) {
-        ::close(this->serverSocketFileDescriptor);
+void GdbRspDebugServer::onTargetControllerStateReported(Events::EventPointer<Events::TargetControllerStateReported> event) {
+    if (event->state == TargetControllerState::SUSPENDED && this->clientConnection.has_value()) {
+        Logger::warning("Terminating debug session - TargetController suspended unexpectedly");
+        this->closeClientConnection();
     }
 }
 

src/DebugServers/GdbRsp/GdbRspDebugServer.hpp

@@ -169,6 +169,8 @@ namespace Bloom::DebugServers::Gdb
             return "GDB Remote Serial Protocol DebugServer";
         };
 
+        void onTargetControllerStateReported(Events::EventPointer<Events::TargetControllerStateReported> event);
+
         /**
          * If the GDB client is currently waiting for the target execution to stop, this event handler will issue
          * a "stop reply" packet to the client once the target execution stops.