111 lines
3.5 KiB
C++
111 lines
3.5 KiB
C++
#include "ActionHelper.h"
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#include "HasActionsIF.h"
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#include "../objectmanager/ObjectManagerIF.h"
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ActionHelper::ActionHelper(HasActionsIF* setOwner, MessageQueueIF* useThisQueue) :
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owner(setOwner), queueToUse(useThisQueue), ipcStore(nullptr) {
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}
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ActionHelper::~ActionHelper() {
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}
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ReturnValue_t ActionHelper::handleActionMessage(CommandMessage* command) {
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if (command->getCommand() == ActionMessage::EXECUTE_ACTION) {
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ActionId_t currentAction = ActionMessage::getActionId(command);
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prepareExecution(command->getSender(), currentAction,
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ActionMessage::getStoreId(command));
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return HasReturnvaluesIF::RETURN_OK;
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} else {
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return CommandMessage::UNKNOWN_COMMAND;
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}
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}
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ReturnValue_t ActionHelper::initialize(MessageQueueIF* queueToUse_) {
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ipcStore = objectManager->get<StorageManagerIF>(objects::IPC_STORE);
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if (ipcStore == nullptr) {
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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if(queueToUse_ != nullptr) {
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setQueueToUse(queueToUse_);
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}
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return HasReturnvaluesIF::RETURN_OK;
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}
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void ActionHelper::step(uint8_t step, MessageQueueId_t reportTo, ActionId_t commandId, ReturnValue_t result) {
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CommandMessage reply;
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ActionMessage::setStepReply(&reply, commandId, step + STEP_OFFSET, result);
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queueToUse->sendMessage(reportTo, &reply);
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}
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void ActionHelper::finish(MessageQueueId_t reportTo, ActionId_t commandId, ReturnValue_t result) {
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CommandMessage reply;
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ActionMessage::setCompletionReply(&reply, commandId, result);
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queueToUse->sendMessage(reportTo, &reply);
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}
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void ActionHelper::setQueueToUse(MessageQueueIF* queue) {
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queueToUse = queue;
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}
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void ActionHelper::prepareExecution(MessageQueueId_t commandedBy, ActionId_t actionId,
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store_address_t dataAddress) {
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const uint8_t* dataPtr = NULL;
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size_t size = 0;
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ReturnValue_t result = ipcStore->getData(dataAddress, &dataPtr, &size);
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if (result != HasReturnvaluesIF::RETURN_OK) {
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CommandMessage reply;
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ActionMessage::setStepReply(&reply, actionId, 0, result);
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queueToUse->sendMessage(commandedBy, &reply);
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return;
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}
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result = owner->executeAction(actionId, commandedBy, dataPtr, size);
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ipcStore->deleteData(dataAddress);
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if (result != HasReturnvaluesIF::RETURN_OK) {
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CommandMessage reply;
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ActionMessage::setStepReply(&reply, actionId, 0, result);
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queueToUse->sendMessage(commandedBy, &reply);
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return;
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}
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}
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ReturnValue_t ActionHelper::reportData(MessageQueueId_t reportTo,
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ActionId_t replyId, SerializeIF* data, bool hideSender) {
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CommandMessage reply;
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store_address_t storeAddress;
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uint8_t *dataPtr;
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size_t maxSize = data->getSerializedSize();
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if (maxSize == 0) {
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//No error, there's simply nothing to report.
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return HasReturnvaluesIF::RETURN_OK;
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}
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size_t size = 0;
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ReturnValue_t result = ipcStore->getFreeElement(&storeAddress, maxSize,
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&dataPtr);
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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result = data->serialize(&dataPtr, &size, maxSize, SerializeIF::Endianness::BIG);
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if (result != HasReturnvaluesIF::RETURN_OK) {
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ipcStore->deleteData(storeAddress);
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return result;
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}
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//We don't need to report the objectId, as we receive REQUESTED data before the completion success message.
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//True aperiodic replies need to be reported with another dedicated message.
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ActionMessage::setDataReply(&reply, replyId, storeAddress);
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//TODO Service Implementation sucks at the moment
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if (hideSender){
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result = MessageQueueSenderIF::sendMessage(reportTo, &reply);
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} else {
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result = queueToUse->sendMessage(reportTo, &reply);
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}
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if ( result != HasReturnvaluesIF::RETURN_OK){
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ipcStore->deleteData(storeAddress);
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}
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return result;
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}
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void ActionHelper::resetHelper() {
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}
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