NMEA2000 manufacturer names and a bit more logging

lib/Nmea2kTwai/Nmea2kTwai.h

@@ -1,5 +1,4 @@
-#ifndef _NMEA2KTWAI_H
-#define _NMEA2KTWAI_H
+#pragma once
 #include "NMEA2000.h"
 // #include "GwTimer.h"
 
@@ -15,7 +14,7 @@ public:
         ST_DISABLED,
         ST_ERROR
     } STATE;
-    typedef struct{
+    typedef struct {
         //see https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/peripherals/twai.html#_CPPv418twai_status_info_t
         uint32_t rx_errors = 0;
         uint32_t tx_errors = 0;
@@ -31,10 +30,12 @@ public:
     static const char *stateStr(const STATE &st);
     virtual bool CANOpen();
     virtual ~Nmea2kTwai() {};
-    // static const int LOG_ERR = 0;
-    // static const int LOG_INFO = 1;
-    // static const int LOG_DEBUG = 2;
-    // static const int LOG_MSG = 3;
+
+    struct ManufacturerEntry {
+        uint16_t code;
+        const char* name;
+    };
+    const char* GetManufacturerName(uint16_t code);
 
 protected:
     virtual bool CANSendFrame(unsigned long id, unsigned char len, const unsigned char *buf, bool wait_sent=true);
@@ -44,19 +45,19 @@ protected:
        to change size of library send frame buffer size.
        See e.g. NMEA2000_teensy.cpp. */
     virtual void InitCANFrameBuffers();
-    virtual void logDebug(int level,const char *fmt,...){}
-   
+    // virtual void logDebug(int level,const char *fmt,...){}
+    static const ManufacturerEntry ManufacturerTable[];
+
 private:
     void initDriver();
     bool startRecovery();
     bool checkRecovery();
-    Status logStatus(); 
-    gpio_num_t TxPin;  
+    Status logStatus();
+    gpio_num_t TxPin;
     gpio_num_t RxPin;
     uint32_t txTimeouts = 0;
     // GwIntervalRunner timers;
     bool disabled = false;
-    unsigned long lastRecoveryStart=0;
-};
+    unsigned long lastRecoveryStart = 0;
 
-#endif
+};