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Add packet filtering (Ioniq only)

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Signed-off-by: Martin Kolací <martin.kolaci@lmc.eu>
This commit is contained in:
Martin Kolací
2020-12-23 23:36:17 +01:00
parent ff9e968d69
commit fecc4866ce
1 changed files with 11 additions and 1 deletions
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12
CommObd2Can.cpp
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@@ -222,7 +222,7 @@ void CommObd2Can::sendFlowControlFrame() {
Receive PID Receive PID
*/ */
uint8_t CommObd2Can::receivePID() { uint8_t CommObd2Can::receivePID() {
if (!digitalRead(pinCanInt)) // If CAN0_INT pin is low, read receive buffer if (!digitalRead(pinCanInt)) // If CAN0_INT pin is low, read receive buffer
{ {
lastDataSent = millis(); lastDataSent = millis();
@@ -237,6 +237,16 @@ uint8_t CommObd2Can::receivePID() {
Serial.print(msgString); Serial.print(msgString);
// Filter received messages (Ioniq only)
if(liveData->settings.carType == CAR_HYUNDAI_IONIQ_2018) {
long unsigned int atsh_response = liveData->hexToDec(liveData->currentAtshRequest.substring(4), 2, false) + 8;
if(rxId != atsh_response) {
Serial.println(" [Filtered packet]");
return 0xff;
}
}
if ((rxId & 0x40000000) == 0x40000000) { // Determine if message is a remote request frame. if ((rxId & 0x40000000) == 0x40000000) { // Determine if message is a remote request frame.
sprintf(msgString, " REMOTE REQUEST FRAME"); sprintf(msgString, " REMOTE REQUEST FRAME");
Serial.print(msgString); Serial.print(msgString);