fsfw/parameters/ParameterHelper.cpp
2020-08-28 18:46:47 +02:00

133 lines
3.9 KiB
C++

#include "ParameterHelper.h"
#include "ParameterMessage.h"
#include "../objectmanager/ObjectManagerIF.h"
ParameterHelper::ParameterHelper(ReceivesParameterMessagesIF* owner) :
owner(owner) {}
ParameterHelper::~ParameterHelper() {
}
ReturnValue_t ParameterHelper::handleParameterMessage(CommandMessage *message) {
ReturnValue_t result = HasReturnvaluesIF::RETURN_FAILED;
switch (message->getCommand()) {
case ParameterMessage::CMD_PARAMETER_DUMP: {
ParameterWrapper description;
uint8_t domain = HasParametersIF::getDomain(
ParameterMessage::getParameterId(message));
uint16_t parameterId = HasParametersIF::getMatrixId(
ParameterMessage::getParameterId(message));
result = owner->getParameter(domain, parameterId,
&description, &description, 0);
if (result == HasReturnvaluesIF::RETURN_OK) {
result = sendParameter(message->getSender(),
ParameterMessage::getParameterId(message), &description);
}
}
break;
case ParameterMessage::CMD_PARAMETER_LOAD: {
uint8_t domain = HasParametersIF::getDomain(
ParameterMessage::getParameterId(message));
uint16_t parameterId = HasParametersIF::getMatrixId(
ParameterMessage::getParameterId(message));
uint8_t index = HasParametersIF::getIndex(
ParameterMessage::getParameterId(message));
const uint8_t *storedStream = nullptr;
size_t storedStreamSize = 0;
result = storage->getData(
ParameterMessage::getStoreId(message), &storedStream,
&storedStreamSize);
if (result != HasReturnvaluesIF::RETURN_OK) {
sif::error << "ParameterHelper::handleParameterMessage: Getting"
" store data failed for load command." << std::endl;
break;
}
ParameterWrapper streamWrapper;
result = streamWrapper.set(storedStream, storedStreamSize);
if (result != HasReturnvaluesIF::RETURN_OK) {
storage->deleteData(ParameterMessage::getStoreId(message));
break;
}
ParameterWrapper ownerWrapper;
result = owner->getParameter(domain, parameterId, &ownerWrapper,
&streamWrapper, index);
if (result != HasReturnvaluesIF::RETURN_OK) {
storage->deleteData(ParameterMessage::getStoreId(message));
break;
}
result = ownerWrapper.copyFrom(&streamWrapper, index);
storage->deleteData(ParameterMessage::getStoreId(message));
if (result == HasReturnvaluesIF::RETURN_OK) {
result = sendParameter(message->getSender(),
ParameterMessage::getParameterId(message), &ownerWrapper);
}
}
break;
default:
return HasReturnvaluesIF::RETURN_FAILED;
}
if (result != HasReturnvaluesIF::RETURN_OK) {
rejectCommand(message->getSender(), result, message->getCommand());
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t ParameterHelper::sendParameter(MessageQueueId_t to, uint32_t id,
const ParameterWrapper* description) {
size_t serializedSize = description->getSerializedSize();
uint8_t *storeElement;
store_address_t address;
ReturnValue_t result = storage->getFreeElement(&address, serializedSize,
&storeElement);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
size_t storeElementSize = 0;
result = description->serialize(&storeElement, &storeElementSize,
serializedSize, SerializeIF::Endianness::BIG);
if (result != HasReturnvaluesIF::RETURN_OK) {
storage->deleteData(address);
return result;
}
CommandMessage reply;
ParameterMessage::setParameterDumpReply(&reply, id, address);
MessageQueueSenderIF::sendMessage(to, &reply, ownerQueueId);
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t ParameterHelper::initialize() {
ownerQueueId = owner->getCommandQueue();
storage = objectManager->get<StorageManagerIF>(objects::IPC_STORE);
if (storage == NULL) {
return HasReturnvaluesIF::RETURN_FAILED;
} else {
return HasReturnvaluesIF::RETURN_OK;
}
}
void ParameterHelper::rejectCommand(MessageQueueId_t to, ReturnValue_t reason,
Command_t initialCommand) {
CommandMessage reply;
reply.setReplyRejected(reason, initialCommand);
MessageQueueSenderIF::sendMessage(to, &reply, ownerQueueId);
}