fsfw/tmtcservices/TmTcBridge.cpp
2020-08-13 20:53:35 +02:00

212 lines
6.0 KiB
C++

#include "TmTcBridge.h"
#include "../ipc/QueueFactory.h"
#include "AcceptsTelecommandsIF.h"
#include "../serviceinterface/ServiceInterfaceStream.h"
#include "../globalfunctions/arrayprinter.h"
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)
{
tmTcReceptionQueue = QueueFactory::instance()->
createMessageQueue(TMTC_RECEPTION_QUEUE_DEPTH);
}
TmTcBridge::~TmTcBridge() {}
ReturnValue_t TmTcBridge::setNumberOfSentPacketsPerCycle(
uint8_t sentPacketsPerCycle) {
if(sentPacketsPerCycle <= LIMIT_STORED_DATA_SENT_PER_CYCLE) {
this->sentPacketsPerCycle = sentPacketsPerCycle;
return RETURN_OK;
}
else {
sif::warning << "TmTcBridge::setNumberOfSentPacketsPerCycle: Number of "
<< "packets sent per cycle exceeds limits. "
<< "Keeping default value." << std::endl;
return RETURN_FAILED;
}
}
ReturnValue_t TmTcBridge::setMaxNumberOfPacketsStored(
uint8_t maxNumberOfPacketsStored) {
if(maxNumberOfPacketsStored <= LIMIT_DOWNLINK_PACKETS_STORED) {
this->maxNumberOfPacketsStored = maxNumberOfPacketsStored;
return RETURN_OK;
}
else {
sif::warning << "TmTcBridge::setMaxNumberOfPacketsStored: Number of "
<< "packets stored exceeds limits. "
<< "Keeping default value." << std::endl;
return RETURN_FAILED;
}
}
ReturnValue_t TmTcBridge::initialize() {
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;
}
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;
}
AcceptsTelecommandsIF* tcDistributor =
objectManager->get<AcceptsTelecommandsIF>(tcDestination);
if (tcDistributor == nullptr) {
sif::error << "TmTcBridge::initialize: TC Distributor invalid"
<< std::endl;
return ObjectManagerIF::CHILD_INIT_FAILED;
}
tmTcReceptionQueue->setDefaultDestination(tcDistributor->getRequestQueue());
return RETURN_OK;
}
ReturnValue_t TmTcBridge::performOperation(uint8_t operationCode) {
ReturnValue_t result;
result = handleTc();
if(result != RETURN_OK) {
sif::debug << "TmTcBridge::performOperation: "
<< "Error handling TCs" << std::endl;
}
result = handleTm();
if (result != RETURN_OK) {
sif::debug << "TmTcBridge::performOperation: "
<< "Error handling TMs" << std::endl;
}
return result;
}
ReturnValue_t TmTcBridge::handleTc() {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t TmTcBridge::handleTm() {
ReturnValue_t result = handleTmQueue();
if(result != RETURN_OK) {
sif::warning << "TmTcBridge: Reading TM Queue failed" << std::endl;
return RETURN_FAILED;
}
if(tmStored and communicationLinkUp) {
result = handleStoredTm();
}
return result;
}
ReturnValue_t TmTcBridge::handleTmQueue() {
TmTcMessage message;
const uint8_t* data = nullptr;
size_t size = 0;
for (ReturnValue_t result = tmTcReceptionQueue->receiveMessage(&message);
result == RETURN_OK; result = tmTcReceptionQueue->receiveMessage(&message))
{
if(communicationLinkUp == false) {
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) {
sif::warning << "TmTcBridge: Could not send TM packet" << std::endl;
tmStore->deleteData(message.getStorageId());
return result;
}
tmStore->deleteData(message.getStorageId());
}
return RETURN_OK;
}
ReturnValue_t TmTcBridge::storeDownlinkData(TmTcMessage *message) {
store_address_t storeId = 0;
if(tmFifo.full()) {
sif::error << "TmTcBridge::storeDownlinkData: TM downlink max. number "
<< "of stored packet IDs reached! "
<< "Overwriting old data" << std::endl;
tmFifo.retrieve(&storeId);
tmStore->deleteData(storeId);
}
storeId = message->getStorageId();
tmFifo.insert(storeId);
tmStored = true;
return RETURN_OK;
}
ReturnValue_t TmTcBridge::handleStoredTm() {
uint8_t counter = 0;
ReturnValue_t result = RETURN_OK;
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;
store_address_t storeId;
const uint8_t* data = nullptr;
size_t size = 0;
tmFifo.retrieve(&storeId);
result = tmStore->getData(storeId, &data, &size);
sendTm(data,size);
if(result != RETURN_OK) {
sif::error << "TMTC Bridge: Could not send stored downlink data"
<< std::endl;
result = RETURN_FAILED;
}
counter ++;
if(tmFifo.empty()) {
tmStored = false;
}
tmStore->deleteData(storeId);
}
return result;
}
void TmTcBridge::registerCommConnect() {
if(not communicationLinkUp) {
//info << "TMTC Bridge: Registered Comm Link Connect" << std::endl;
communicationLinkUp = true;
}
}
void TmTcBridge::registerCommDisconnect() {
//info << "TMTC Bridge: Registered Comm Link Disconnect" << std::endl;
if(communicationLinkUp) {
communicationLinkUp = false;
}
}
MessageQueueId_t TmTcBridge::getReportReceptionQueue(uint8_t virtualChannel) {
return tmTcReceptionQueue->getId();
}
void TmTcBridge::printData(uint8_t * data, size_t dataLen) {
arrayprinter::print(data, dataLen);
}
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();
}