Issue #1048 - Added a function to reset the stack internal state machine.

Author: Daniel Jaeckle

src/mac/LoRaMac.c

@@ -5700,3 +5700,21 @@ LoRaMacStatus_t LoRaMacDeInitialization( void )
         return LORAMAC_STATUS_BUSY;
     }
 }
+
+void LoRaMacReset( void )
+{
+    // Reset state machine
+    MacCtx.MacState &= ~LORAMAC_TX_RUNNING;
+    MacCtx.MacFlags.Bits.MacDone = 1;
+
+    // Stop Timers
+    TimerStop( &MacCtx.TxDelayedTimer );
+    TimerStop( &MacCtx.RxWindowTimer1 );
+    TimerStop( &MacCtx.RxWindowTimer2 );
+
+    // Stop retransmissions
+    MacCtx.ChannelsNbTransCounter = Nvm.MacGroup2.MacParams.ChannelsNbTrans;
+
+    // Inform application layer
+    OnMacProcessNotify( );
+}

src/mac/LoRaMac.h

@@ -2921,6 +2921,13 @@ LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t* mcpsRequest );
  */
 LoRaMacStatus_t LoRaMacDeInitialization( void );
 
+/*!
+ * \brief   Resets the internal state machine.
+ *
+ * \details Resets the internal state machine to force the MAC to finalize a procedure.
+ */
+void LoRaMacReset( void );
+
 /*! \} defgroup LORAMAC */
 
 #ifdef __cplusplus