applied formatting
This commit is contained in:
@ -1,405 +1,393 @@
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#include "fsfw/ipc/QueueFactory.h"
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#include "PlocUpdater.h"
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#include <fstream>
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#include <filesystem>
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#include <fstream>
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#include <string>
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PlocUpdater::PlocUpdater(object_id_t objectId) :
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SystemObject(objectId), commandActionHelper(this), actionHelper(this, nullptr) {
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commandQueue = QueueFactory::instance()->createMessageQueue(QUEUE_SIZE);
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#include "fsfw/ipc/QueueFactory.h"
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PlocUpdater::PlocUpdater(object_id_t objectId)
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: SystemObject(objectId), commandActionHelper(this), actionHelper(this, nullptr) {
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commandQueue = QueueFactory::instance()->createMessageQueue(QUEUE_SIZE);
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}
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PlocUpdater::~PlocUpdater() {
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}
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PlocUpdater::~PlocUpdater() {}
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ReturnValue_t PlocUpdater::initialize() {
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#if BOARD_TE0720 == 0
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sdcMan = SdCardManager::instance();
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sdcMan = SdCardManager::instance();
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#endif
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ReturnValue_t result = SystemObject::initialize();
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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result = commandActionHelper.initialize();
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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result = actionHelper.initialize(commandQueue);
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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ReturnValue_t result = SystemObject::initialize();
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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result = commandActionHelper.initialize();
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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result = actionHelper.initialize(commandQueue);
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if (result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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return HasReturnvaluesIF::RETURN_OK;
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return HasReturnvaluesIF::RETURN_OK;
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}
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ReturnValue_t PlocUpdater::performOperation(uint8_t operationCode) {
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readCommandQueue();
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doStateMachine();
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return HasReturnvaluesIF::RETURN_OK;
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readCommandQueue();
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doStateMachine();
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return HasReturnvaluesIF::RETURN_OK;
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}
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ReturnValue_t PlocUpdater::executeAction(ActionId_t actionId,
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MessageQueueId_t commandedBy, const uint8_t* data, size_t size) {
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ReturnValue_t result = RETURN_FAILED;
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ReturnValue_t PlocUpdater::executeAction(ActionId_t actionId, MessageQueueId_t commandedBy,
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const uint8_t* data, size_t size) {
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ReturnValue_t result = RETURN_FAILED;
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if (state != State::IDLE) {
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return IS_BUSY;
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}
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if (state != State::IDLE) {
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return IS_BUSY;
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}
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if (size > MAX_PLOC_UPDATE_PATH) {
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return NAME_TOO_LONG;
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}
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if (size > MAX_PLOC_UPDATE_PATH) {
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return NAME_TOO_LONG;
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}
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switch (actionId) {
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switch (actionId) {
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case UPDATE_A_UBOOT:
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image = Image::A;
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partition = Partition::UBOOT;
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break;
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image = Image::A;
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partition = Partition::UBOOT;
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break;
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case UPDATE_A_BITSTREAM:
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image = Image::A;
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partition = Partition::BITSTREAM;
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break;
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image = Image::A;
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partition = Partition::BITSTREAM;
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break;
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case UPDATE_A_LINUX:
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image = Image::A;
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partition = Partition::LINUX_OS;
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break;
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image = Image::A;
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partition = Partition::LINUX_OS;
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break;
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case UPDATE_A_APP_SW:
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image = Image::A;
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partition = Partition::APP_SW;
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break;
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image = Image::A;
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partition = Partition::APP_SW;
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break;
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case UPDATE_B_UBOOT:
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image = Image::B;
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partition = Partition::UBOOT;
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break;
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image = Image::B;
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partition = Partition::UBOOT;
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break;
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case UPDATE_B_BITSTREAM:
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image = Image::B;
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partition = Partition::BITSTREAM;
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break;
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image = Image::B;
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partition = Partition::BITSTREAM;
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break;
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case UPDATE_B_LINUX:
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image = Image::B;
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partition = Partition::LINUX_OS;
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break;
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image = Image::B;
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partition = Partition::LINUX_OS;
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break;
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case UPDATE_B_APP_SW:
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image = Image::B;
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partition = Partition::APP_SW;
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break;
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image = Image::B;
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partition = Partition::APP_SW;
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break;
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default:
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return INVALID_ACTION_ID;
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}
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return INVALID_ACTION_ID;
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}
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result = getImageLocation(data, size);
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result = getImageLocation(data, size);
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if (result != RETURN_OK) {
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return result;
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}
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if (result != RETURN_OK) {
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return result;
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}
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state = State::UPDATE_AVAILABLE;
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state = State::UPDATE_AVAILABLE;
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return EXECUTION_FINISHED;
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return EXECUTION_FINISHED;
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}
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MessageQueueId_t PlocUpdater::getCommandQueue() const {
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return commandQueue->getId();
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}
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MessageQueueId_t PlocUpdater::getCommandQueue() const { return commandQueue->getId(); }
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MessageQueueIF* PlocUpdater::getCommandQueuePtr() {
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return commandQueue;
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}
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MessageQueueIF* PlocUpdater::getCommandQueuePtr() { return commandQueue; }
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void PlocUpdater::readCommandQueue() {
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CommandMessage message;
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ReturnValue_t result;
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CommandMessage message;
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ReturnValue_t result;
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for (result = commandQueue->receiveMessage(&message); result == HasReturnvaluesIF::RETURN_OK;
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result = commandQueue->receiveMessage(&message)) {
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if (result != RETURN_OK) {
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continue;
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}
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result = actionHelper.handleActionMessage(&message);
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if (result == HasReturnvaluesIF::RETURN_OK) {
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continue;
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}
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result = commandActionHelper.handleReply(&message);
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if (result == HasReturnvaluesIF::RETURN_OK) {
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continue;
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}
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sif::debug << "PlocUpdater::readCommandQueue: Received message with invalid format"
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<< std::endl;
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for (result = commandQueue->receiveMessage(&message); result == HasReturnvaluesIF::RETURN_OK;
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result = commandQueue->receiveMessage(&message)) {
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if (result != RETURN_OK) {
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continue;
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}
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result = actionHelper.handleActionMessage(&message);
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if (result == HasReturnvaluesIF::RETURN_OK) {
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continue;
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}
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result = commandActionHelper.handleReply(&message);
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if (result == HasReturnvaluesIF::RETURN_OK) {
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continue;
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}
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sif::debug << "PlocUpdater::readCommandQueue: Received message with invalid format"
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<< std::endl;
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}
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}
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void PlocUpdater::doStateMachine() {
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switch (state) {
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switch (state) {
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case State::IDLE:
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break;
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break;
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case State::UPDATE_AVAILABLE:
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commandUpdateAvailable();
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break;
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commandUpdateAvailable();
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break;
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case State::UPDATE_TRANSFER:
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commandUpdatePacket();
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break;
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commandUpdatePacket();
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break;
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case State::UPDATE_VERIFY:
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commandUpdateVerify();
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break;
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commandUpdateVerify();
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break;
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case State::COMMAND_EXECUTING:
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break;
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break;
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default:
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sif::debug << "PlocUpdater::doStateMachine: Invalid state" << std::endl;
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break;
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}
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sif::debug << "PlocUpdater::doStateMachine: Invalid state" << std::endl;
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break;
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}
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}
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ReturnValue_t PlocUpdater::checkNameLength(size_t size) {
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if (size > MAX_PLOC_UPDATE_PATH) {
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return NAME_TOO_LONG;
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}
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return RETURN_OK;
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if (size > MAX_PLOC_UPDATE_PATH) {
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return NAME_TOO_LONG;
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}
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return RETURN_OK;
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}
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ReturnValue_t PlocUpdater::getImageLocation(const uint8_t* data, size_t size) {
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ReturnValue_t result = checkNameLength(size);
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if (result != RETURN_OK) {
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return result;
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}
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ReturnValue_t result = checkNameLength(size);
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if (result != RETURN_OK) {
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return result;
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}
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#if BOARD_TE0720 == 0
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// Check if file is stored on SD card and if associated SD card is mounted
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if (std::string(reinterpret_cast<const char*>(data), SD_PREFIX_LENGTH) == std::string(SdCardManager::SD_0_MOUNT_POINT)) {
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if (!sdcMan->isSdCardMounted(sd::SLOT_0)) {
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sif::warning << "PlocUpdater::getImageLocation: SD card 0 not mounted" << std::endl;
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return SD_NOT_MOUNTED;
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}
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// Check if file is stored on SD card and if associated SD card is mounted
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if (std::string(reinterpret_cast<const char*>(data), SD_PREFIX_LENGTH) ==
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std::string(SdCardManager::SD_0_MOUNT_POINT)) {
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if (!sdcMan->isSdCardMounted(sd::SLOT_0)) {
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sif::warning << "PlocUpdater::getImageLocation: SD card 0 not mounted" << std::endl;
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return SD_NOT_MOUNTED;
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}
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else if (std::string(reinterpret_cast<const char*>(data), SD_PREFIX_LENGTH) == std::string(SdCardManager::SD_1_MOUNT_POINT)) {
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if (!sdcMan->isSdCardMounted(sd::SLOT_0)) {
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sif::warning << "PlocUpdater::getImageLocation: SD card 1 not mounted" << std::endl;
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return SD_NOT_MOUNTED;
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}
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}
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else {
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//update image not stored on SD card
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} else if (std::string(reinterpret_cast<const char*>(data), SD_PREFIX_LENGTH) ==
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std::string(SdCardManager::SD_1_MOUNT_POINT)) {
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if (!sdcMan->isSdCardMounted(sd::SLOT_0)) {
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sif::warning << "PlocUpdater::getImageLocation: SD card 1 not mounted" << std::endl;
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return SD_NOT_MOUNTED;
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}
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} else {
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// update image not stored on SD card
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}
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#endif /* BOARD_TE0720 == 0 */
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updateFile = std::string(reinterpret_cast<const char*>(data), size);
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updateFile = std::string(reinterpret_cast<const char*>(data), size);
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// Check if file exists
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if(not std::filesystem::exists(updateFile)) {
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return FILE_NOT_EXISTS;
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}
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return RETURN_OK;
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// Check if file exists
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if (not std::filesystem::exists(updateFile)) {
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return FILE_NOT_EXISTS;
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}
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return RETURN_OK;
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}
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void PlocUpdater::stepSuccessfulReceived(ActionId_t actionId,
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uint8_t step) {
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}
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void PlocUpdater::stepSuccessfulReceived(ActionId_t actionId, uint8_t step) {}
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void PlocUpdater::stepFailedReceived(ActionId_t actionId, uint8_t step,
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ReturnValue_t returnCode) {
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}
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void PlocUpdater::stepFailedReceived(ActionId_t actionId, uint8_t step, ReturnValue_t returnCode) {}
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void PlocUpdater::dataReceived(ActionId_t actionId, const uint8_t* data, uint32_t size) {
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}
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void PlocUpdater::dataReceived(ActionId_t actionId, const uint8_t* data, uint32_t size) {}
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void PlocUpdater::completionSuccessfulReceived(ActionId_t actionId) {
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switch (pendingCommand) {
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switch (pendingCommand) {
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case (PLOC_SPV::UPDATE_AVAILABLE):
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state = State::UPDATE_TRANSFER;
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break;
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state = State::UPDATE_TRANSFER;
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break;
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case (PLOC_SPV::UPDATE_IMAGE_DATA):
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if (remainingPackets == 0) {
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packetsSent = 0; // Reset packets sent variable for next update sequence
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state = State::UPDATE_VERIFY;
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}
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else {
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state = State::UPDATE_TRANSFER;
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}
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break;
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if (remainingPackets == 0) {
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packetsSent = 0; // Reset packets sent variable for next update sequence
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state = State::UPDATE_VERIFY;
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} else {
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state = State::UPDATE_TRANSFER;
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}
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break;
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case (PLOC_SPV::UPDATE_VERIFY):
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triggerEvent(UPDATE_FINISHED);
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state = State::IDLE;
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pendingCommand = PLOC_SPV::NONE;
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break;
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triggerEvent(UPDATE_FINISHED);
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state = State::IDLE;
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pendingCommand = PLOC_SPV::NONE;
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break;
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default:
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sif::debug << "PlocUpdater::completionSuccessfulReceived: Invalid pending command"
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<< std::endl;
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state = State::IDLE;
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break;
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}
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sif::debug << "PlocUpdater::completionSuccessfulReceived: Invalid pending command"
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<< std::endl;
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state = State::IDLE;
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break;
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}
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}
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void PlocUpdater::completionFailedReceived(ActionId_t actionId,
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ReturnValue_t returnCode) {
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switch(pendingCommand) {
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case(PLOC_SPV::UPDATE_AVAILABLE): {
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triggerEvent(UPDATE_AVAILABLE_FAILED);
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break;
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void PlocUpdater::completionFailedReceived(ActionId_t actionId, ReturnValue_t returnCode) {
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switch (pendingCommand) {
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case (PLOC_SPV::UPDATE_AVAILABLE): {
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triggerEvent(UPDATE_AVAILABLE_FAILED);
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break;
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}
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case(PLOC_SPV::UPDATE_IMAGE_DATA): {
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triggerEvent(UPDATE_TRANSFER_FAILED, packetsSent);
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break;
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case (PLOC_SPV::UPDATE_IMAGE_DATA): {
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triggerEvent(UPDATE_TRANSFER_FAILED, packetsSent);
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break;
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}
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case(PLOC_SPV::UPDATE_VERIFY): {
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triggerEvent(UPDATE_VERIFY_FAILED);
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break;
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case (PLOC_SPV::UPDATE_VERIFY): {
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triggerEvent(UPDATE_VERIFY_FAILED);
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break;
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}
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default:
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sif::debug << "PlocUpdater::completionFailedReceived: Invalid pending command "
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<< std::endl;
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break;
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||||
}
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state = State::IDLE;
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sif::debug << "PlocUpdater::completionFailedReceived: Invalid pending command " << std::endl;
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break;
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}
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state = State::IDLE;
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}
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void PlocUpdater::commandUpdateAvailable() {
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ReturnValue_t result = RETURN_OK;
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ReturnValue_t result = RETURN_OK;
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if (not std::filesystem::exists(updateFile)) {
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triggerEvent(UPDATE_FILE_NOT_EXISTS, static_cast<uint8_t>(state));
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state = State::IDLE;
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||||
return;
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||||
}
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std::ifstream file(updateFile, std::ifstream::binary);
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file.seekg(0, file.end);
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imageSize = static_cast<size_t>(file.tellg());
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file.close();
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||||
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||||
numOfUpdatePackets = imageSize / MAX_SP_DATA ;
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||||
if (imageSize % MAX_SP_DATA) {
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numOfUpdatePackets++;
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}
|
||||
|
||||
remainingPackets = numOfUpdatePackets;
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packetsSent = 0;
|
||||
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calcImageCrc();
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PLOC_SPV::UpdateInfo packet(PLOC_SPV::APID_UPDATE_AVAILABLE, static_cast<uint8_t>(image),
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static_cast<uint8_t>(partition), imageSize, imageCrc, numOfUpdatePackets);
|
||||
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result = commandActionHelper.commandAction(objects::PLOC_SUPERVISOR_HANDLER,
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PLOC_SPV::UPDATE_AVAILABLE, packet.getWholeData(), packet.getFullSize());
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if (result != RETURN_OK) {
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sif::warning << "PlocUpdater::commandUpdateAvailable: Failed to send update available"
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<< " packet to supervisor handler" << std::endl;
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||||
triggerEvent(ACTION_COMMANDING_FAILED, result, PLOC_SPV::UPDATE_AVAILABLE);
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||||
state = State::IDLE;
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pendingCommand = PLOC_SPV::NONE;
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||||
return;
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||||
}
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||||
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||||
pendingCommand = PLOC_SPV::UPDATE_AVAILABLE;
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||||
state = State::COMMAND_EXECUTING;
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if (not std::filesystem::exists(updateFile)) {
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||||
triggerEvent(UPDATE_FILE_NOT_EXISTS, static_cast<uint8_t>(state));
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||||
state = State::IDLE;
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||||
return;
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||||
}
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||||
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||||
std::ifstream file(updateFile, std::ifstream::binary);
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||||
file.seekg(0, file.end);
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||||
imageSize = static_cast<size_t>(file.tellg());
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||||
file.close();
|
||||
|
||||
numOfUpdatePackets = imageSize / MAX_SP_DATA;
|
||||
if (imageSize % MAX_SP_DATA) {
|
||||
numOfUpdatePackets++;
|
||||
}
|
||||
|
||||
remainingPackets = numOfUpdatePackets;
|
||||
packetsSent = 0;
|
||||
|
||||
calcImageCrc();
|
||||
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||||
PLOC_SPV::UpdateInfo packet(PLOC_SPV::APID_UPDATE_AVAILABLE, static_cast<uint8_t>(image),
|
||||
static_cast<uint8_t>(partition), imageSize, imageCrc,
|
||||
numOfUpdatePackets);
|
||||
|
||||
result = commandActionHelper.commandAction(objects::PLOC_SUPERVISOR_HANDLER,
|
||||
PLOC_SPV::UPDATE_AVAILABLE, packet.getWholeData(),
|
||||
packet.getFullSize());
|
||||
if (result != RETURN_OK) {
|
||||
sif::warning << "PlocUpdater::commandUpdateAvailable: Failed to send update available"
|
||||
<< " packet to supervisor handler" << std::endl;
|
||||
triggerEvent(ACTION_COMMANDING_FAILED, result, PLOC_SPV::UPDATE_AVAILABLE);
|
||||
state = State::IDLE;
|
||||
pendingCommand = PLOC_SPV::NONE;
|
||||
return;
|
||||
}
|
||||
|
||||
pendingCommand = PLOC_SPV::UPDATE_AVAILABLE;
|
||||
state = State::COMMAND_EXECUTING;
|
||||
return;
|
||||
}
|
||||
|
||||
void PlocUpdater::commandUpdatePacket() {
|
||||
ReturnValue_t result = RETURN_OK;
|
||||
uint16_t payloadLength = 0;
|
||||
ReturnValue_t result = RETURN_OK;
|
||||
uint16_t payloadLength = 0;
|
||||
|
||||
if (not std::filesystem::exists(updateFile)) {
|
||||
triggerEvent(UPDATE_FILE_NOT_EXISTS, static_cast<uint8_t>(state), packetsSent);
|
||||
state = State::IDLE;
|
||||
return;
|
||||
}
|
||||
if (not std::filesystem::exists(updateFile)) {
|
||||
triggerEvent(UPDATE_FILE_NOT_EXISTS, static_cast<uint8_t>(state), packetsSent);
|
||||
state = State::IDLE;
|
||||
return;
|
||||
}
|
||||
|
||||
std::ifstream file(updateFile, std::ifstream::binary);
|
||||
file.seekg(packetsSent * MAX_SP_DATA, file.beg);
|
||||
std::ifstream file(updateFile, std::ifstream::binary);
|
||||
file.seekg(packetsSent * MAX_SP_DATA, file.beg);
|
||||
|
||||
if (remainingPackets == 1) {
|
||||
payloadLength = imageSize - static_cast<uint16_t>(file.tellg());
|
||||
}
|
||||
else {
|
||||
payloadLength = MAX_SP_DATA;
|
||||
}
|
||||
if (remainingPackets == 1) {
|
||||
payloadLength = imageSize - static_cast<uint16_t>(file.tellg());
|
||||
} else {
|
||||
payloadLength = MAX_SP_DATA;
|
||||
}
|
||||
|
||||
PLOC_SPV::UpdatePacket packet(payloadLength);
|
||||
file.read(reinterpret_cast<char*>(packet.getDataFieldPointer()), payloadLength);
|
||||
file.close();
|
||||
// sequence count of first packet is 1
|
||||
packet.setPacketSequenceCount((packetsSent + 1) & PLOC_SPV::SEQUENCE_COUNT_MASK);
|
||||
if (numOfUpdatePackets > 1) {
|
||||
adjustSequenceFlags(packet);
|
||||
}
|
||||
packet.makeCrc();
|
||||
PLOC_SPV::UpdatePacket packet(payloadLength);
|
||||
file.read(reinterpret_cast<char*>(packet.getDataFieldPointer()), payloadLength);
|
||||
file.close();
|
||||
// sequence count of first packet is 1
|
||||
packet.setPacketSequenceCount((packetsSent + 1) & PLOC_SPV::SEQUENCE_COUNT_MASK);
|
||||
if (numOfUpdatePackets > 1) {
|
||||
adjustSequenceFlags(packet);
|
||||
}
|
||||
packet.makeCrc();
|
||||
|
||||
result = commandActionHelper.commandAction(objects::PLOC_SUPERVISOR_HANDLER,
|
||||
PLOC_SPV::UPDATE_IMAGE_DATA, packet.getWholeData(), packet.getFullSize());
|
||||
result = commandActionHelper.commandAction(objects::PLOC_SUPERVISOR_HANDLER,
|
||||
PLOC_SPV::UPDATE_IMAGE_DATA, packet.getWholeData(),
|
||||
packet.getFullSize());
|
||||
|
||||
if (result != RETURN_OK) {
|
||||
sif::warning << "PlocUpdater::commandUpdateAvailable: Failed to send update"
|
||||
<< " packet to supervisor handler" << std::endl;
|
||||
triggerEvent(ACTION_COMMANDING_FAILED, result, PLOC_SPV::UPDATE_IMAGE_DATA);
|
||||
state = State::IDLE;
|
||||
pendingCommand = PLOC_SPV::NONE;
|
||||
return;
|
||||
}
|
||||
if (result != RETURN_OK) {
|
||||
sif::warning << "PlocUpdater::commandUpdateAvailable: Failed to send update"
|
||||
<< " packet to supervisor handler" << std::endl;
|
||||
triggerEvent(ACTION_COMMANDING_FAILED, result, PLOC_SPV::UPDATE_IMAGE_DATA);
|
||||
state = State::IDLE;
|
||||
pendingCommand = PLOC_SPV::NONE;
|
||||
return;
|
||||
}
|
||||
|
||||
remainingPackets--;
|
||||
packetsSent++;
|
||||
remainingPackets--;
|
||||
packetsSent++;
|
||||
|
||||
pendingCommand = PLOC_SPV::UPDATE_IMAGE_DATA;
|
||||
state = State::COMMAND_EXECUTING;
|
||||
pendingCommand = PLOC_SPV::UPDATE_IMAGE_DATA;
|
||||
state = State::COMMAND_EXECUTING;
|
||||
}
|
||||
|
||||
void PlocUpdater::commandUpdateVerify() {
|
||||
ReturnValue_t result = RETURN_OK;
|
||||
ReturnValue_t result = RETURN_OK;
|
||||
|
||||
PLOC_SPV::UpdateInfo packet(PLOC_SPV::APID_UPDATE_VERIFY, static_cast<uint8_t>(image),
|
||||
static_cast<uint8_t>(partition), imageSize, imageCrc, numOfUpdatePackets);
|
||||
PLOC_SPV::UpdateInfo packet(PLOC_SPV::APID_UPDATE_VERIFY, static_cast<uint8_t>(image),
|
||||
static_cast<uint8_t>(partition), imageSize, imageCrc,
|
||||
numOfUpdatePackets);
|
||||
|
||||
result = commandActionHelper.commandAction(objects::PLOC_SUPERVISOR_HANDLER,
|
||||
PLOC_SPV::UPDATE_VERIFY, packet.getWholeData(), packet.getFullSize());
|
||||
if (result != RETURN_OK) {
|
||||
sif::warning << "PlocUpdater::commandUpdateAvailable: Failed to send update available"
|
||||
<< " packet to supervisor handler" << std::endl;
|
||||
triggerEvent(ACTION_COMMANDING_FAILED, result, PLOC_SPV::UPDATE_VERIFY);
|
||||
state = State::IDLE;
|
||||
pendingCommand = PLOC_SPV::NONE;
|
||||
return;
|
||||
}
|
||||
state = State::COMMAND_EXECUTING;
|
||||
pendingCommand = PLOC_SPV::UPDATE_VERIFY;
|
||||
result =
|
||||
commandActionHelper.commandAction(objects::PLOC_SUPERVISOR_HANDLER, PLOC_SPV::UPDATE_VERIFY,
|
||||
packet.getWholeData(), packet.getFullSize());
|
||||
if (result != RETURN_OK) {
|
||||
sif::warning << "PlocUpdater::commandUpdateAvailable: Failed to send update available"
|
||||
<< " packet to supervisor handler" << std::endl;
|
||||
triggerEvent(ACTION_COMMANDING_FAILED, result, PLOC_SPV::UPDATE_VERIFY);
|
||||
state = State::IDLE;
|
||||
pendingCommand = PLOC_SPV::NONE;
|
||||
return;
|
||||
}
|
||||
state = State::COMMAND_EXECUTING;
|
||||
pendingCommand = PLOC_SPV::UPDATE_VERIFY;
|
||||
return;
|
||||
}
|
||||
|
||||
void PlocUpdater::calcImageCrc() {
|
||||
std::ifstream file(updateFile, std::ifstream::binary);
|
||||
file.seekg(0, file.end);
|
||||
uint32_t count;
|
||||
uint32_t bit;
|
||||
uint32_t remainder = INITIAL_REMAINDER_32;
|
||||
char input;
|
||||
for (count = 0; count < imageSize; count++) {
|
||||
file.seekg(count, file.beg);
|
||||
file.read(&input, 1);
|
||||
remainder ^= (input << 16);
|
||||
for (bit = 8; bit > 0; --bit) {
|
||||
if (remainder & TOPBIT_32) {
|
||||
remainder = (remainder << 1) ^ POLYNOMIAL_32;
|
||||
} else {
|
||||
remainder = (remainder << 1);
|
||||
}
|
||||
}
|
||||
std::ifstream file(updateFile, std::ifstream::binary);
|
||||
file.seekg(0, file.end);
|
||||
uint32_t count;
|
||||
uint32_t bit;
|
||||
uint32_t remainder = INITIAL_REMAINDER_32;
|
||||
char input;
|
||||
for (count = 0; count < imageSize; count++) {
|
||||
file.seekg(count, file.beg);
|
||||
file.read(&input, 1);
|
||||
remainder ^= (input << 16);
|
||||
for (bit = 8; bit > 0; --bit) {
|
||||
if (remainder & TOPBIT_32) {
|
||||
remainder = (remainder << 1) ^ POLYNOMIAL_32;
|
||||
} else {
|
||||
remainder = (remainder << 1);
|
||||
}
|
||||
}
|
||||
file.close();
|
||||
imageCrc = (remainder ^ FINAL_XOR_VALUE_32);
|
||||
}
|
||||
file.close();
|
||||
imageCrc = (remainder ^ FINAL_XOR_VALUE_32);
|
||||
}
|
||||
|
||||
void PlocUpdater::adjustSequenceFlags(PLOC_SPV::UpdatePacket& packet) {
|
||||
if (packetsSent == 0) {
|
||||
packet.setSequenceFlags(static_cast<uint8_t>(PLOC_SPV::SequenceFlags::FIRST_PKT));
|
||||
}
|
||||
else if (remainingPackets == 1) {
|
||||
packet.setSequenceFlags(static_cast<uint8_t>(PLOC_SPV::SequenceFlags::LAST_PKT));
|
||||
}
|
||||
else {
|
||||
packet.setSequenceFlags(static_cast<uint8_t>(PLOC_SPV::SequenceFlags::CONTINUED_PKT));
|
||||
}
|
||||
if (packetsSent == 0) {
|
||||
packet.setSequenceFlags(static_cast<uint8_t>(PLOC_SPV::SequenceFlags::FIRST_PKT));
|
||||
} else if (remainingPackets == 1) {
|
||||
packet.setSequenceFlags(static_cast<uint8_t>(PLOC_SPV::SequenceFlags::LAST_PKT));
|
||||
} else {
|
||||
packet.setSequenceFlags(static_cast<uint8_t>(PLOC_SPV::SequenceFlags::CONTINUED_PKT));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user