From 491241c12dc4f89e9e2ef04224b4696de1c47155 Mon Sep 17 00:00:00 2001
From: StevenCellist <steven@boonstoppel.nu>
Date: Sat, 18 May 2024 11:27:33 +0200
Subject: [PATCH] [LoRaWAN] Additional error-code

---
 src/TypeDef.h                     | 5 +++++
 src/protocols/LoRaWAN/LoRaWAN.cpp | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/TypeDef.h b/src/TypeDef.h
index 234fac8d..30c78bd8 100644
--- a/src/TypeDef.h
+++ b/src/TypeDef.h
@@ -578,6 +578,11 @@
 */
 #define RADIOLIB_LORAWAN_NONCES_DISCARDED                       (-1119)
 
+/*!
+  \brief The supplied Session buffer is discarded as it doesn't match the Nonces.
+*/
+#define RADIOLIB_LORAWAN_SESSION_DISCARDED                       (-1120)
+
 // LR11x0-specific status codes
 
 /*!
diff --git a/src/protocols/LoRaWAN/LoRaWAN.cpp b/src/protocols/LoRaWAN/LoRaWAN.cpp
index 63271919..0aa3aba1 100644
--- a/src/protocols/LoRaWAN/LoRaWAN.cpp
+++ b/src/protocols/LoRaWAN/LoRaWAN.cpp
@@ -130,7 +130,7 @@ int16_t LoRaWANNode::setBufferSession(uint8_t* persistentBuffer) {
   uint16_t signatureInSession = LoRaWANNode::ntoh<uint16_t>(&persistentBuffer[RADIOLIB_LW_SESSION_NONCES_SIGNATURE]);
   if(signatureNonces != signatureInSession) {
     RADIOLIB_DEBUG_PROTOCOL_PRINTLN("The supplied session buffer does not match the Nonces buffer");
-    return(RADIOLIB_ERR_CHECKSUM_MISMATCH);
+    return(RADIOLIB_LORAWAN_SESSION_DISCARDED);
   }
 
   // copy the whole buffer over
@@ -833,7 +833,7 @@ int16_t LoRaWANNode::activateABP(bool force, uint8_t initialDr) {
   LoRaWANNode::hton<uint8_t>(&this->bufferSession[RADIOLIB_LW_SESSION_VERSION], this->rev);
 
   this->isActive = true;
-  
+
   return(RADIOLIB_LORAWAN_NEW_SESSION);
 }