fsfw/tmtcservices/TmTcBridge.cpp

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#include <framework/tmtcservices/TmTcBridge.h>
#include <framework/ipc/QueueFactory.h>
#include <framework/tmtcservices/AcceptsTelecommandsIF.h>
#include <framework/serviceinterface/ServiceInterfaceStream.h>
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#include <framework/globalfunctions/arrayprinter.h>
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TmTcBridge::TmTcBridge(object_id_t objectId, object_id_t tcDestination,
object_id_t tmStoreId, object_id_t tcStoreId):
SystemObject(objectId),tmStoreId(tmStoreId), tcStoreId(tcStoreId),
tcDestination(tcDestination)
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{
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tmTcReceptionQueue = QueueFactory::instance()->
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createMessageQueue(TMTC_RECEPTION_QUEUE_DEPTH);
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}
TmTcBridge::~TmTcBridge() {}
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ReturnValue_t TmTcBridge::setNumberOfSentPacketsPerCycle(
uint8_t sentPacketsPerCycle) {
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if(sentPacketsPerCycle <= LIMIT_STORED_DATA_SENT_PER_CYCLE) {
this->sentPacketsPerCycle = sentPacketsPerCycle;
return RETURN_OK;
}
else {
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sif::warning << "TmTcBridge: Number of packets sent per cycle "
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"exceeds limits. Keeping default value." << std::endl;
return RETURN_FAILED;
}
}
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ReturnValue_t TmTcBridge::setMaxNumberOfPacketsStored(
uint8_t maxNumberOfPacketsStored) {
if(maxNumberOfPacketsStored <= LIMIT_DOWNLINK_PACKETS_STORED) {
this->maxNumberOfPacketsStored = maxNumberOfPacketsStored;
return RETURN_OK;
}
else {
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sif::warning << "TmTcBridge: Number of packets stored "
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"exceeds limits. Keeping default value." << std::endl;
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return RETURN_FAILED;
}
}
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ReturnValue_t TmTcBridge::initialize() {
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tcStore = objectManager->get<StorageManagerIF>(tcStoreId);
if (tcStore == nullptr) {
sif::error << "TmTcBridge::initialize: TC store invalid. Make sure"
"it is created and set up properly." << std::endl;
return ObjectManagerIF::CHILD_INIT_FAILED;
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}
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tmStore = objectManager->get<StorageManagerIF>(tmStoreId);
if (tmStore == nullptr) {
sif::error << "TmTcBridge::initialize: TM store invalid. Make sure"
"it is created and set up properly." << std::endl;
return ObjectManagerIF::CHILD_INIT_FAILED;
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}
AcceptsTelecommandsIF* tcDistributor =
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objectManager->get<AcceptsTelecommandsIF>(tcDestination);
if (tcDistributor == nullptr) {
sif::error << "TmTcBridge::initialize: TC Distributor invalid"
<< std::endl;
return ObjectManagerIF::CHILD_INIT_FAILED;
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}
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tmTcReceptionQueue->setDefaultDestination(tcDistributor->getRequestQueue());
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return RETURN_OK;
}
ReturnValue_t TmTcBridge::performOperation(uint8_t operationCode) {
ReturnValue_t result;
result = handleTc();
if(result != RETURN_OK) {
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sif::error << "TMTC Bridge: Error handling TCs" << std::endl;
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}
result = handleTm();
if (result != RETURN_OK) {
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sif::error << "TMTC Bridge: Error handling TMs" << std::endl;
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}
return result;
}
ReturnValue_t TmTcBridge::handleTc() {
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return HasReturnvaluesIF::RETURN_OK;
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}
ReturnValue_t TmTcBridge::handleTm() {
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ReturnValue_t result = handleTmQueue();
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if(result != RETURN_OK) {
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sif::error << "TMTC Bridge: Reading TM Queue failed" << std::endl;
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return RETURN_FAILED;
}
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if(tmStored and communicationLinkUp) {
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result = handleStoredTm();
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}
return result;
}
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ReturnValue_t TmTcBridge::handleTmQueue() {
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TmTcMessage message;
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const uint8_t* data = nullptr;
size_t size = 0;
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for (ReturnValue_t result = tmTcReceptionQueue->receiveMessage(&message);
result == RETURN_OK; result = tmTcReceptionQueue->receiveMessage(&message))
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{
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if(communicationLinkUp == false) {
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result = storeDownlinkData(&message);
return result;
}
result = tmStore->getData(message.getStorageId(), &data, &size);
if (result != HasReturnvaluesIF::RETURN_OK) {
continue;
}
result = sendTm(data, size);
if (result != RETURN_OK) {
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sif::error << "TMTC Bridge: Could not send TM packet"<< std::endl;
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tmStore->deleteData(message.getStorageId());
return result;
}
tmStore->deleteData(message.getStorageId());
}
return RETURN_OK;
}
ReturnValue_t TmTcBridge::storeDownlinkData(TmTcMessage *message) {
//debug << "TMTC Bridge: Comm Link down. "
// "Saving packet ID to be sent later\r\n" << std::flush;
store_address_t storeId = 0;
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if(tmFifo.full()) {
sif::error << "TMTC Bridge: TM downlink max. number of stored packet IDs "
"reached! Overwriting old data" << std::endl;
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tmFifo.retrieve(&storeId);
tmStore->deleteData(storeId);
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}
storeId = message->getStorageId();
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tmFifo.insert(storeId);
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tmStored = true;
return RETURN_OK;
}
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ReturnValue_t TmTcBridge::handleStoredTm() {
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uint8_t counter = 0;
ReturnValue_t result = RETURN_OK;
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while(not tmFifo.empty() and counter < sentPacketsPerCycle) {
//info << "TMTC Bridge: Sending stored TM data. There are "
// << (int) fifo.size() << " left to send\r\n" << std::flush;
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store_address_t storeId;
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const uint8_t* data = nullptr;
size_t size = 0;
tmFifo.retrieve(&storeId);
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result = tmStore->getData(storeId, &data, &size);
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sendTm(data,size);
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if(result != RETURN_OK) {
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sif::error << "TMTC Bridge: Could not send stored downlink data"
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<< std::endl;
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result = RETURN_FAILED;
}
counter ++;
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if(tmFifo.empty()) {
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tmStored = false;
}
tmStore->deleteData(storeId);
}
return result;
}
void TmTcBridge::registerCommConnect() {
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if(not communicationLinkUp) {
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//info << "TMTC Bridge: Registered Comm Link Connect" << std::endl;
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communicationLinkUp = true;
}
}
void TmTcBridge::registerCommDisconnect() {
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//info << "TMTC Bridge: Registered Comm Link Disconnect" << std::endl;
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if(communicationLinkUp) {
communicationLinkUp = false;
}
}
MessageQueueId_t TmTcBridge::getReportReceptionQueue(uint8_t virtualChannel) {
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return tmTcReceptionQueue->getId();
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}
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void TmTcBridge::printData(uint8_t * data, size_t dataLen) {
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arrayprinter::print(data, dataLen);
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}
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uint16_t TmTcBridge::getIdentifier() {
// This is no PUS service, so we just return 0
return 0;
}
MessageQueueId_t TmTcBridge::getRequestQueue() {
// Default implementation: Relay TC messages to TC distributor directly.
return tmTcReceptionQueue->getDefaultDestination();
}