153 lines
4.6 KiB
C++
153 lines
4.6 KiB
C++
#include "../../serviceinterface/ServiceInterfaceStream.h"
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#include "../../objectmanager/ObjectManagerIF.h"
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#include "MessageQueue.h"
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#include "RtemsBasic.h"
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#include <cstring>
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MessageQueue::MessageQueue(size_t message_depth, size_t max_message_size) :
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id(0), lastPartner(0), defaultDestination(NO_QUEUE), internalErrorReporter(nullptr) {
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rtems_name name = ('Q' << 24) + (queueCounter++ << 8);
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rtems_status_code status = rtems_message_queue_create(name, message_depth,
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max_message_size, 0, &(this->id));
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if (status != RTEMS_SUCCESSFUL) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::error << "MessageQueue::MessageQueue: Creating Queue " << std::hex
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<< name << std::dec << " failed with status:"
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<< (uint32_t) status << std::endl;
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#endif
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this->id = 0;
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}
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}
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MessageQueue::~MessageQueue() {
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rtems_message_queue_delete(id);
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}
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ReturnValue_t MessageQueue::sendMessage(MessageQueueId_t sendTo,
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MessageQueueMessageIF* message, bool ignoreFault) {
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return sendMessageFrom(sendTo, message, this->getId(), ignoreFault);
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}
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ReturnValue_t MessageQueue::sendToDefault(MessageQueueMessageIF* message) {
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return sendToDefaultFrom(message, this->getId());
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}
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ReturnValue_t MessageQueue::reply(MessageQueueMessageIF* message) {
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if (this->lastPartner != 0) {
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return sendMessage(this->lastPartner, message, this->getId());
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} else {
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return NO_REPLY_PARTNER;
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}
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}
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ReturnValue_t MessageQueue::receiveMessage(MessageQueueMessageIF* message,
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MessageQueueId_t* receivedFrom) {
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ReturnValue_t status = this->receiveMessage(message);
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*receivedFrom = this->lastPartner;
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return status;
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}
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ReturnValue_t MessageQueue::receiveMessage(MessageQueueMessageIF* message) {
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size_t size = 0;
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rtems_status_code status = rtems_message_queue_receive(id,
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message->getBuffer(),&size,
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RTEMS_NO_WAIT, 1);
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if (status == RTEMS_SUCCESSFUL) {
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message->setMessageSize(size);
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this->lastPartner = message->getSender();
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//Check size of incoming message.
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if (message->getMessageSize() < message->getMinimumMessageSize()) {
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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} else {
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//No message was received. Keep lastPartner anyway, I might send something later.
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//But still, delete packet content.
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memset(message->getData(), 0, message->getMaximumMessageSize());
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}
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return convertReturnCode(status);
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}
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MessageQueueId_t MessageQueue::getLastPartner() const {
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return this->lastPartner;
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}
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ReturnValue_t MessageQueue::flush(uint32_t* count) {
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rtems_status_code status = rtems_message_queue_flush(id, count);
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return convertReturnCode(status);
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}
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MessageQueueId_t MessageQueue::getId() const {
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return this->id;
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}
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void MessageQueue::setDefaultDestination(MessageQueueId_t defaultDestination) {
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this->defaultDestination = defaultDestination;
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}
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ReturnValue_t MessageQueue::sendMessageFrom(MessageQueueId_t sendTo,
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MessageQueueMessageIF* message, MessageQueueId_t sentFrom,
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bool ignoreFault) {
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message->setSender(sentFrom);
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rtems_status_code result = rtems_message_queue_send(sendTo,
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message->getBuffer(), message->getMessageSize());
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//TODO: Check if we're in ISR.
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if (result != RTEMS_SUCCESSFUL && !ignoreFault) {
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if (internalErrorReporter == nullptr) {
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internalErrorReporter = objectManager->get<InternalErrorReporterIF>(
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objects::INTERNAL_ERROR_REPORTER);
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}
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if (internalErrorReporter != nullptr) {
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internalErrorReporter->queueMessageNotSent();
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}
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}
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ReturnValue_t returnCode = convertReturnCode(result);
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if(result == MessageQueueIF::EMPTY){
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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return returnCode;
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}
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ReturnValue_t MessageQueue::sendToDefaultFrom(MessageQueueMessageIF* message,
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MessageQueueId_t sentFrom, bool ignoreFault) {
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return sendMessageFrom(defaultDestination, message, sentFrom, ignoreFault);
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}
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MessageQueueId_t MessageQueue::getDefaultDestination() const {
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return this->defaultDestination;
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}
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bool MessageQueue::isDefaultDestinationSet() const {
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return (defaultDestination != NO_QUEUE);
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}
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ReturnValue_t MessageQueue::convertReturnCode(rtems_status_code inValue){
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switch(inValue){
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case RTEMS_SUCCESSFUL:
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return HasReturnvaluesIF::RETURN_OK;
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case RTEMS_INVALID_ID:
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return HasReturnvaluesIF::RETURN_FAILED;
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case RTEMS_TIMEOUT:
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return HasReturnvaluesIF::RETURN_FAILED;
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case RTEMS_OBJECT_WAS_DELETED:
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return HasReturnvaluesIF::RETURN_FAILED;
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case RTEMS_INVALID_ADDRESS:
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return HasReturnvaluesIF::RETURN_FAILED;
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case RTEMS_INVALID_SIZE:
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return HasReturnvaluesIF::RETURN_FAILED;
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case RTEMS_TOO_MANY:
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return MessageQueueIF::FULL;
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case RTEMS_UNSATISFIED:
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return MessageQueueIF::EMPTY;
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default:
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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}
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uint16_t MessageQueue::queueCounter = 0;
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