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[LoRaWAN] Fix Reset and Rekey MAC commands

pull/1506/head
StevenCellist 2025-05-15 09:21:02 +02:00
rodzic 4ccc28f18b
commit f00395b5b7
1 zmienionych plików z 13 dodań i 21 usunięć
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34
src/protocols/LoRaWAN/LoRaWAN.cpp
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@ -639,6 +639,10 @@ int16_t LoRaWANNode::beginABP(uint32_t addr, const uint8_t* fNwkSIntKey, const u
this->lwMode = RADIOLIB_LORAWAN_MODE_ABP;
this->lwClass = RADIOLIB_LORAWAN_CLASS_A;
if(this->rev == 1) {
LoRaWANNode::pushMacCommand(RADIOLIB_LORAWAN_MAC_RESET, &this->rev, this->fOptsUp, &this->fOptsUpLen, RADIOLIB_LORAWAN_UPLINK);
}
return(RADIOLIB_ERR_NONE);
}
@ -1927,9 +1931,10 @@ bool LoRaWANNode::execMacCommand(uint8_t cid, uint8_t* optIn, uint8_t lenIn, uin
// get the server version
uint8_t srvVersion = optIn[0];
RADIOLIB_DEBUG_PROTOCOL_PRINTLN("ResetConf: server version 1.%d", srvVersion);
if(srvVersion == this->rev) {
// valid server version, stop sending the ResetInd MAC command
LoRaWANNode::deleteMacCommand(RADIOLIB_LORAWAN_MAC_RESET, this->fOptsUp, &this->fOptsUpLen, RADIOLIB_LORAWAN_UPLINK);
if(srvVersion != this->rev) {
// invalid server version, resend the ResetInd MAC command
RADIOLIB_DEBUG_PROTOCOL_PRINTLN("ERROR! Please disable your device and consult supported LoRaWAN versions");
(void)LoRaWANNode::pushMacCommand(cid, &this->rev, this->fOptsUp, &this->fOptsUpLen, RADIOLIB_LORAWAN_UPLINK);
}
return(false);
} break;
@ -2314,25 +2319,12 @@ bool LoRaWANNode::execMacCommand(uint8_t cid, uint8_t* optIn, uint8_t lenIn, uin
uint8_t srvVersion = optIn[0];
RADIOLIB_DEBUG_PROTOCOL_PRINTLN("RekeyConf: server version = 1.%d", srvVersion);
// If the server’s version is invalid the device SHALL discard the RekeyConf command and retransmit the RekeyInd in the next uplink frame
if((srvVersion > 0) && (srvVersion <= this->rev)) {
// valid server version, accept
this->rev = srvVersion;
} else {
// if not a valid server version, retransmit RekeyInd
uint8_t cLen = 0;
this->getMacLen(cid, &cLen, RADIOLIB_LORAWAN_UPLINK);
const uint8_t cOcts[1] = { this->rev };
(void)LoRaWANNode::pushMacCommand(cid, cOcts, this->fOptsUp, &this->fOptsUpLen, RADIOLIB_LORAWAN_UPLINK);
// discard RekeyConf, therefore return false so it doesn't send a reply
return(false);
// If the server's version is invalid the device SHALL discard the RekeyConf command and retransmit the RekeyInd in the next uplink frame
if(srvVersion != this->rev) {
RADIOLIB_DEBUG_PROTOCOL_PRINTLN("ERROR! Please disable your device and consult supported LoRaWAN versions");
(void)LoRaWANNode::pushMacCommand(cid, &this->rev, this->fOptsUp, &this->fOptsUpLen, RADIOLIB_LORAWAN_UPLINK);
}
optOut[0] = this->rev;
LoRaWANNode::hton<uint8_t>(&this->bufferSession[RADIOLIB_LORAWAN_SESSION_VERSION], this->rev);
return(false);
} break;