Processing data in binary (byte) form

CommObd2Can.h

@@ -13,7 +13,7 @@ class CommObd2Can : public CommInterface {
   protected:
     const uint8_t pinCanInt = 15;
     const uint8_t pinCanCs = 12;
-	  std::unique_ptr <MCP_CAN> CAN;
+  	std::unique_ptr <MCP_CAN> CAN;
     long unsigned int rxId;
     unsigned char rxLen = 0;
     uint8_t rxBuf[32];
@@ -22,22 +22,32 @@ class CommObd2Can : public CommInterface {
     char msgString[128];                        // Array to store serial string
     uint16_t lastPid;
     unsigned long lastDataSent = 0;
-  
+    
     std::vector<uint8_t> mergedData;
-    typedef std::vector<uint8_t> frameData_t;
-    std::unordered_map<uint16_t, frameData_t> dataRows;
-  
+    std::unordered_map<uint16_t, std::vector<uint8_t>> dataRows;
+    
+    enum class enFrame_t
+    {
+      single = 0,
+      first = 1,
+      consecutive = 2,
+      unknown = 9
+    };
+    
   public:
     void connectDevice() override;
     void disconnectDevice() override;
     void scanDevices() override;
     void mainLoop() override;
     void executeCommand(String cmd) override;
-    //
+  
+  private:
     void sendPID(const uint16_t pid, const String& cmd);
     void sendFlowControlFrame();
     uint8_t receivePID();
+    enFrame_t getFrameType(const uint8_t firstByte);
     bool processFrameBytes();
     bool processFrame();
     void processMergedResponse();
+  
 };