Stop printing non-ASCII characters from GDB in debug logs

src/DebugServer/Gdb/Connection.cpp

@@ -13,6 +13,7 @@
 #include "src/Exceptions/Exception.hpp"
 
 #include "src/Logger/Logger.hpp"
+#include "src/Services/StringService.hpp"
 
 namespace Bloom::DebugServer::Gdb
 {
@@ -127,7 +128,12 @@ namespace Bloom::DebugServer::Gdb
                         continue;
                     }
 
-                    Logger::debug("Read GDB packet: " + std::string(rawPacket.begin(), rawPacket.end()));
+                    Logger::debug(
+                        "Read GDB packet: "
+                            + Services::StringService::replaceUnprintable(
+                                std::string(rawPacket.begin(), rawPacket.end())
+                            )
+                    );
 
                     // Acknowledge receipt
                     this->write({'+'});

src/Services/StringService.cpp

@@ -29,6 +29,14 @@ namespace Bloom::Services
         });
     }
 
+    std::string StringService::replaceUnprintable(std::string str) {
+        std::transform(str.begin(), str.end(), str.begin(), [] (unsigned char character) {
+            return character < 32 || character > 126 ? '?' : character;
+        });
+
+        return str;
+    }
+
     std::string StringService::toHex(unsigned char value) {
         auto stream = std::stringstream();
         stream << std::hex << std::setfill('0') << std::setw(2) << static_cast<unsigned int>(value);

src/Services/StringService.hpp

@@ -13,6 +13,7 @@ namespace Bloom::Services
         static std::string asciiToUpper(std::string str);
 
         static bool isAscii(const std::string& str);
+        static std::string replaceUnprintable(std::string str);
 
         static std::string toHex(unsigned char value);
         static std::string toHex(const std::vector<unsigned char>& data);