Update LoRaMac-node to Version 4.4.4，fix Security breach found by Tencent Blade Team please refer to security advisory - CVE-2020-11068

fix Security breach found by Tencent Blade Team please refer to security advisory - CVE-2020-11068

components/connectivity/LoraWAN/mac/LoRaMacConfirmQueue.h

@@ -39,6 +39,11 @@
 #ifndef __LORAMAC_CONFIRMQUEUE_H__
 #define __LORAMAC_CONFIRMQUEUE_H__
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 #include <stdbool.h>
 #include <stdint.h>
 
@@ -77,7 +82,7 @@ typedef struct sMlmeConfirmQueue
  * Signature of callback function to be called by this module when the
  * non-volatile needs to be saved.
  */
-typedef void ( *EventNvmCtxChanged )( void );
+typedef void ( *LoRaMacConfirmQueueNvmEvent )( void );
 
 /*!
  * \brief   Initializes the confirm queue
@@ -87,7 +92,7 @@ typedef void ( *EventNvmCtxChanged )( void );
  * \param   [IN] confirmQueueNvmCtxChanged - Callback function which will be called when the
  *                                           non-volatile context needs to be saved.
  */
-void LoRaMacConfirmQueueInit( LoRaMacPrimitives_t* primitives, EventNvmCtxChanged confirmQueueNvmCtxChanged  );
+void LoRaMacConfirmQueueInit( LoRaMacPrimitives_t* primitives, LoRaMacConfirmQueueNvmEvent confirmQueueNvmCtxChanged  );
 
 /*!
  * Restores the internal non-volatile context from passed pointer.
@@ -192,4 +197,8 @@ uint8_t LoRaMacConfirmQueueGetCnt( void );
  */
 bool LoRaMacConfirmQueueIsFull( void );
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif // __LORAMAC_CONFIRMQUEUE_H__