fsfw/action/ActionHelper.cpp
2020-08-13 20:53:35 +02:00

111 lines
3.5 KiB
C++

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