include/Base_Packet.h

@@ -276,16 +276,18 @@ public:
 	virtual ~BasePacketTempl() = default;
 
 	void updateStructure(BasePacketStructure &structure) {
-		size_t newSize = std::min(structure.getByteSize(),
-				this->structure->getByteSize());
-		this->structure = &structure;
+		size_t newSize = structure.getByteSize();
+		size_t oldSize = this->structure->getByteSize();
 
 		uint8_t *buff = new uint8_t[newSize];
-		std::memcpy(buff, binaryPointer, newSize);
+		std::memset(buff, 0, newSize);
+		std::memcpy(buff, binaryPointer, std::min(newSize,oldSize));
 		delete this->binaryPointer;
+
 		this->binaryPointer = new uint8_t[newSize];
 		std::memcpy(binaryPointer, buff, newSize);
 		delete buff;
+		this->structure = &structure;
 	}
 
 	std::optional<ValueType> readValueFromBinaryAt(uint index) const {