fsfw/osal/host/QueueMapManager.cpp

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#include "QueueMapManager.h"
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#include "../../ipc/MutexFactory.h"
#include "../../ipc/MutexHelper.h"
QueueMapManager* QueueMapManager::mqManagerInstance = nullptr;
QueueMapManager::QueueMapManager() {
mapLock = MutexFactory::instance()->createMutex();
}
QueueMapManager* QueueMapManager::instance() {
if (mqManagerInstance == nullptr){
mqManagerInstance = new QueueMapManager();
}
return QueueMapManager::mqManagerInstance;
}
ReturnValue_t QueueMapManager::addMessageQueue(
MessageQueueIF* queueToInsert, MessageQueueId_t* id) {
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/* Not thread-safe, but it is assumed all message queues are created at software initialization
now. If this is to be made thread-safe in the future, it propably would be sufficient to lock
the increment operation here. */
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uint32_t currentId = queueCounter++;
auto returnPair = queueMap.emplace(currentId, queueToInsert);
if(not returnPair.second) {
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/* This should never happen for the atomic variable. */
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::error << "QueueMapManager::addMessageQueue This ID is already "
"inside the map!" << std::endl;
#else
sif::printError("QueueMapManager::addMessageQueue This ID is already "
"inside the map!\n");
#endif
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return HasReturnvaluesIF::RETURN_FAILED;
}
if (id != nullptr) {
*id = currentId;
}
return HasReturnvaluesIF::RETURN_OK;
}
MessageQueueIF* QueueMapManager::getMessageQueue(
MessageQueueId_t messageQueueId) const {
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MutexHelper(mapLock, MutexIF::TimeoutType::WAITING, 50);
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auto queueIter = queueMap.find(messageQueueId);
if(queueIter != queueMap.end()) {
return queueIter->second;
}
else {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "QueueMapManager::getQueueHandle: The ID " << messageQueueId <<
" does not exists in the map!" << std::endl;
#else
sif::printWarning("QueueMapManager::getQueueHandle: The ID %d does not exist in the map!\n",
messageQueueId);
#endif
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return nullptr;
}
}