eive-obsw/linux/devices/devicedefinitions/PlocMPSoCDefinitions.h

#ifndef MISSION_DEVICES_DEVICEDEFINITIONS_PLOCMPSOCDEFINITIONS_H_
#define MISSION_DEVICES_DEVICEDEFINITIONS_PLOCMPSOCDEFINITIONS_H_

#include "MPSoCReturnValuesIF.h"
#include "OBSWConfig.h"
#include "eive/definitions.h"
#include "fsfw/globalfunctions/CRC.h"
#include "fsfw/serialize/SerializeAdapter.h"
#include "mission/devices/devicedefinitions/SpBase.h"

namespace mpsoc {

static const DeviceCommandId_t NONE = 0;
static const DeviceCommandId_t TC_MEM_WRITE = 1;
static const DeviceCommandId_t TC_MEM_READ = 2;
static const DeviceCommandId_t ACK_REPORT = 3;
static const DeviceCommandId_t EXE_REPORT = 5;
static const DeviceCommandId_t TM_MEMORY_READ_REPORT = 6;
static const DeviceCommandId_t TC_FLASHFOPEN = 7;
static const DeviceCommandId_t TC_FLASHFCLOSE = 8;
static const DeviceCommandId_t TC_FLASHWRITE = 9;
static const DeviceCommandId_t TC_FLASHDELETE = 10;
static const DeviceCommandId_t TC_REPLAY_START = 11;
static const DeviceCommandId_t TC_REPLAY_STOP = 12;
static const DeviceCommandId_t TC_REPLAY_WRITE_SEQUENCE = 13;
static const DeviceCommandId_t TC_DOWNLINK_PWR_ON = 14;
static const DeviceCommandId_t TC_DOWNLINK_PWR_OFF = 15;
static const DeviceCommandId_t TC_MODE_REPLAY = 16;
static const DeviceCommandId_t TC_CAM_CMD_SEND = 17;
static const DeviceCommandId_t TC_MODE_IDLE = 18;
static const DeviceCommandId_t TM_CAM_CMD_RPT = 19;
static const DeviceCommandId_t SET_UART_TX_TRISTATE = 20;
static const DeviceCommandId_t RELEASE_UART_TX = 21;

// Will reset the sequence count of the OBSW
static const DeviceCommandId_t OBSW_RESET_SEQ_COUNT = 50;

static const uint16_t SIZE_ACK_REPORT = 14;
static const uint16_t SIZE_EXE_REPORT = 14;
static const uint16_t SIZE_TM_MEM_READ_REPORT = 18;
static const uint16_t SIZE_TM_CAM_CMD_RPT = 18;

/**
 * SpacePacket apids of PLOC telecommands and telemetry.
 */
namespace apid {
static const uint16_t TC_REPLAY_START = 0x110;
static const uint16_t TC_REPLAY_STOP = 0x111;
static const uint16_t TC_REPLAY_WRITE_SEQUENCE = 0x112;
static const uint16_t TC_DOWNLINK_PWR_ON = 0x113;
static const uint16_t TC_MEM_WRITE = 0x114;
static const uint16_t TC_MEM_READ = 0x115;
static const uint16_t TC_FLASHWRITE = 0x117;
static const uint16_t TC_FLASHFOPEN = 0x119;
static const uint16_t TC_FLASHFCLOSE = 0x11A;
static const uint16_t TC_FLASHDELETE = 0x11C;
static const uint16_t TC_MODE_REPLAY = 0x11F;
static const uint16_t TC_MODE_IDLE = 0x11E;
static const uint16_t TC_DOWNLINK_PWR_OFF = 0x124;
static const uint16_t TC_CAM_CMD_SEND = 0x12C;
static const uint16_t TM_MEMORY_READ_REPORT = 0x404;
static const uint16_t ACK_SUCCESS = 0x400;
static const uint16_t ACK_FAILURE = 0x401;
static const uint16_t EXE_SUCCESS = 0x402;
static const uint16_t EXE_FAILURE = 0x403;
static const uint16_t TM_CAM_CMD_RPT = 0x407;
}  // namespace apid

/** Offset from first byte in space packet to first byte of data field */
static const uint8_t DATA_FIELD_OFFSET = 6;
static const size_t MEM_READ_RPT_LEN_OFFSET = 10;
static const char NULL_TERMINATOR = '\0';
static const uint8_t MIN_SPACE_PACKET_LENGTH = 7;
static const uint8_t SPACE_PACKET_HEADER_SIZE = 6;

static constexpr size_t CRC_SIZE = 2;

/**
 * The size of payload data which will be forwarded to the requesting object. e.g. PUS Service
 * 8.
 */
static const uint8_t SIZE_MEM_READ_RPT_FIX = 6;

static const size_t MAX_FILENAME_SIZE = 256;

/**
 * PLOC space packet length for fixed size packets. This is the size of the whole packet data
 * field. For the length field in the space packet this size will be substracted by one.
 */
static const uint16_t LENGTH_TC_MEM_WRITE = 12;
static const uint16_t LENGTH_TC_MEM_READ = 8;

/**
 * Maximum SP packet size as specified in the TAS Supversior ICD.
 * https://eive-cloud.irs.uni-stuttgart.de/index.php/apps/files/?dir=/EIVE_TAS-ILH-IRS/ICD-PLOC/TAS&fileid=942896
 * at sheet README
 */
static constexpr size_t SP_MAX_SIZE = 1024;
static const size_t MAX_REPLY_SIZE = SP_MAX_SIZE * 3;
static const size_t MAX_COMMAND_SIZE = SP_MAX_SIZE;
static const size_t MAX_DATA_SIZE = 1016;

/**
 * The replay write sequence command has a maximum delay for the execution report which amounts to
 * 30 seconds. (80 cycles * 0.5 seconds = 40 seconds).
 */
static const uint16_t TC_WRITE_SEQ_EXECUTION_DELAY = 80;
// Requires approx. 2 seconds for execution. 8 => 4 seconds
static const uint16_t TC_DOWNLINK_PWR_ON_EXECUTION_DELAY = 8;

namespace status_code {
static const uint16_t UNKNOWN_APID = 0x5DD;
static const uint16_t INCORRECT_LENGTH = 0x5DE;
static const uint16_t INCORRECT_CRC = 0x5DF;
static const uint16_t INCORRECT_PKT_SEQ_CNT = 0x5E0;
static const uint16_t TC_NOT_ALLOWED_IN_MODE = 0x5E1;
static const uint16_t TC_EXEUTION_DISABLED = 0x5E2;
static const uint16_t FLASH_MOUNT_FAILED = 0x5E3;
static const uint16_t FLASH_FILE_ALREADY_CLOSED = 0x5E4;
static const uint16_t FLASH_FILE_OPEN_FAILED = 0x5E5;
static const uint16_t FLASH_FILE_ALREDY_OPEN = 0x5E6;
static const uint16_t FLASH_FILE_NOT_OPEN = 0x5E7;
static const uint16_t FLASH_UNMOUNT_FAILED = 0x5E8;
static const uint16_t HEAP_ALLOCATION_FAILED = 0x5E9;
static const uint16_t INVALID_PARAMETER = 0x5EA;
static const uint16_t NOT_INITIALIZED = 0x5EB;
static const uint16_t REBOOT_IMMINENT = 0x5EC;
static const uint16_t CORRUPT_DATA = 0x5ED;
static const uint16_t FLASH_CORRECTABLE_MISMATCH = 0x5EE;
static const uint16_t FLASH_UNCORRECTABLE_MISMATCH = 0x5EF;
static const uint16_t RESERVED_0 = 0x5F0;
static const uint16_t RESERVED_1 = 0x5F1;
static const uint16_t RESERVED_2 = 0x5F2;
static const uint16_t RESERVED_3 = 0x5F3;
static const uint16_t RESERVED_4 = 0x5F4;
}  // namespace status_code

/**
 * @brief   Abstract base class for TC space packet of MPSoC.
 */
class TcBase : public ploc::SpTcBase, public MPSoCReturnValuesIF {
 public:
  virtual ~TcBase() = default;

  // Initial length field of space packet. Will always be updated when packet is created.
  static const uint16_t INIT_LENGTH = 2;

  /**
   * @brief    Constructor
   *
   * @param sequenceCount Sequence count of space packet which will be incremented with each
   *        sent and received packets.
   */
  TcBase(ploc::SpTcParams params, uint16_t apid, uint16_t sequenceCount)
      : ploc::SpTcBase(params, apid, sequenceCount) {
    spParams.setDataFieldLen(INIT_LENGTH);
  }

  ReturnValue_t buildPacket() { return buildPacket(nullptr, 0); }

  /**
   * @brief   Function to initialize the space packet
   *
   * @param commandData       Pointer to command specific data
   * @param commandDataLen    Length of command data
   *
   * @return  RETURN_OK if packet creation was successful, otherwise error return value
   */
  ReturnValue_t buildPacket(const uint8_t* commandData, size_t commandDataLen) {
    payloadStart = spParams.buf + ccsds::HEADER_LEN;
    ReturnValue_t res;
    if (commandData != nullptr and commandDataLen > 0) {
      res = initPacket(commandData, commandDataLen);
      if (res != result::OK) {
        return res;
      }
    }

    updateSpFields();
    res = checkSizeAndSerializeHeader();
    if (res != result::OK) {
      return res;
    }
    return calcCrc();
  }

 protected:
  /**
   * @brief   Must be overwritten by the child class to define the command specific parameters
   *
   * @param commandData       Pointer to received command data
   * @param commandDataLen    Length of received command data
   */
  virtual ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) {
    return HasReturnvaluesIF::RETURN_OK;
  }
};

/**
 * @brief   This class helps to build the memory read command for the PLOC.
 */
class TcMemRead : public TcBase {
 public:
  /**
   * @brief   Constructor
   */
  TcMemRead(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_MEM_READ, sequenceCount) {
    spParams.setPayloadLen(COMMAND_LENGTH);
  }

  uint16_t getMemLen() const { return memLen; }

 protected:
  ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) override {
    ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
    result = lengthCheck(commandDataLen);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, commandData, MEM_ADDRESS_SIZE);
    std::memcpy(payloadStart + MEM_ADDRESS_SIZE, commandData + MEM_ADDRESS_SIZE, MEM_LEN_SIZE);
    size_t size = sizeof(memLen);
    const uint8_t* memLenPtr = commandData + MEM_ADDRESS_SIZE;
    result =
        SerializeAdapter::deSerialize(&memLen, &memLenPtr, &size, SerializeIF::Endianness::BIG);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    return result;
  }

 private:
  static const size_t COMMAND_LENGTH = 6;
  static const size_t MEM_ADDRESS_SIZE = 4;
  static const size_t MEM_LEN_SIZE = 2;
  static const uint16_t PACKET_LENGTH = 7;

  uint16_t memLen = 0;

  ReturnValue_t lengthCheck(size_t commandDataLen) {
    if (commandDataLen != COMMAND_LENGTH or checkPayloadLen() != HasReturnvaluesIF::RETURN_OK) {
      return INVALID_LENGTH;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }
};

/**
 * @brief   This class helps to generate the space packet to write data to a memory address within
 *          the PLOC.
 */
class TcMemWrite : public TcBase {
 public:
  /**
   * @brief   Constructor
   */
  TcMemWrite(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_MEM_WRITE, sequenceCount) {}

 protected:
  ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) override {
    ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
    result = lengthCheck(commandDataLen);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    uint16_t memLen =
        *(commandData + MEM_ADDRESS_SIZE) << 8 | *(commandData + MEM_ADDRESS_SIZE + 1);
    spParams.setPayloadLen(MIN_FIXED_PAYLOAD_LENGTH + memLen * 4);
    result = checkPayloadLen();
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, commandData, commandDataLen);
    return result;
  }

 private:
  // 4 byte address, 2 byte mem length field
  static const size_t MEM_ADDRESS_SIZE = 4;
  static const size_t MIN_FIXED_PAYLOAD_LENGTH = MEM_ADDRESS_SIZE + 2;
  // Min length consists of 4 byte address, 2 byte mem length field, 4 byte data (1 word)
  static const size_t MIN_COMMAND_DATA_LENGTH = MIN_FIXED_PAYLOAD_LENGTH + 4;

  ReturnValue_t lengthCheck(size_t commandDataLen) {
    if (commandDataLen < MIN_COMMAND_DATA_LENGTH) {
      sif::warning << "TcMemWrite: Length " << commandDataLen << " smaller than minimum "
                   << MIN_COMMAND_DATA_LENGTH << std::endl;
      return INVALID_LENGTH;
    }
    if (commandDataLen + CRC_SIZE > spParams.maxSize) {
      sif::warning << "TcMemWrite: Length " << commandDataLen << " larger than allowed "
                   << spParams.maxSize - CRC_SIZE << std::endl;
      return INVALID_LENGTH;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }
};

/**
 * @brief   Class to help creation of flash fopen command.
 */
class FlashFopen : public ploc::SpTcBase {
 public:
  FlashFopen(ploc::SpTcParams params, uint16_t sequenceCount)
      : ploc::SpTcBase(params, apid::TC_FLASHFOPEN, sequenceCount) {}

  static const char APPEND = 'a';
  static const char WRITE = 'w';
  static const char READ = 'r';

  ReturnValue_t createPacket(std::string filename, char accessMode_) {
    accessMode = accessMode_;
    size_t nameSize = filename.size();
    spParams.setPayloadLen(nameSize + sizeof(NULL_TERMINATOR) + sizeof(accessMode));
    ReturnValue_t result = checkPayloadLen();
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, filename.c_str(), nameSize);
    *(spParams.buf + nameSize) = NULL_TERMINATOR;
    std::memcpy(payloadStart + nameSize + sizeof(NULL_TERMINATOR), &accessMode, sizeof(accessMode));
    updateSpFields();
    return calcCrc();
  }

 private:
  char accessMode = APPEND;
};

/**
 * @brief   Class to help creation of flash fclose command.
 */
class FlashFclose : public ploc::SpTcBase {
 public:
  FlashFclose(ploc::SpTcParams params, uint16_t sequenceCount)
      : ploc::SpTcBase(params, apid::TC_FLASHFCLOSE, sequenceCount) {}

  ReturnValue_t createPacket(std::string filename) {
    size_t nameSize = filename.size();
    spParams.setPayloadLen(nameSize + sizeof(NULL_TERMINATOR));
    ReturnValue_t result = checkPayloadLen();
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, filename.c_str(), nameSize);
    *(payloadStart + nameSize) = NULL_TERMINATOR;
    return calcCrc();
  }
};

/**
 * @brief   Class to build flash write space packet.
 */
class TcFlashWrite : public ploc::SpTcBase {
 public:
  TcFlashWrite(ploc::SpTcParams params, uint16_t sequenceCount)
      : ploc::SpTcBase(params, apid::TC_FLASHWRITE, sequenceCount) {}

  ReturnValue_t buildPacket(const uint8_t* writeData, uint32_t writeLen_) {
    ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
    writeLen = writeLen_;
    if (writeLen > MAX_DATA_SIZE) {
      sif::debug << "FlashWrite::createPacket: Command data too big" << std::endl;
      return HasReturnvaluesIF::RETURN_FAILED;
    }
    spParams.setPayloadLen(static_cast<uint16_t>(writeLen) + 4);
    result = checkPayloadLen();
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    size_t serializedSize = 0;
    result = SerializeAdapter::serialize(&writeLen, payloadStart, &serializedSize, sizeof(writeLen),
                                         SerializeIF::Endianness::BIG);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart + sizeof(writeLen), writeData, writeLen);
    updateSpFields();
    auto res = checkSizeAndSerializeHeader();
    if (res != result::OK) {
      return res;
    }
    return calcCrc();
  }

 private:
  uint32_t writeLen = 0;
};

/**
 * @brief   Class to help creation of flash delete command.
 */
class TcFlashDelete : public ploc::SpTcBase {
 public:
  TcFlashDelete(ploc::SpTcParams params, uint16_t sequenceCount)
      : ploc::SpTcBase(params, apid::TC_FLASHDELETE, sequenceCount) {}

  ReturnValue_t buildPacket(std::string filename) {
    size_t nameSize = filename.size();
    spParams.setPayloadLen(nameSize + sizeof(NULL_TERMINATOR));
    auto res = checkPayloadLen();
    if (res != HasReturnvaluesIF::RETURN_OK) {
      return res;
    }
    std::memcpy(payloadStart, filename.c_str(), nameSize);
    *(payloadStart + nameSize) = NULL_TERMINATOR;

    updateSpFields();
    res = checkSizeAndSerializeHeader();
    if (res != result::OK) {
      return res;
    }
    return calcCrc();
  }
};

/**
 * @brief   Class to build replay stop space packet.
 */
class TcReplayStop : public TcBase {
 public:
  TcReplayStop(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_REPLAY_STOP, sequenceCount) {}
};

/**
 * @brief   This class helps to build the replay start command.
 */
class TcReplayStart : public TcBase {
 public:
  /**
   * @brief   Constructor
   */
  TcReplayStart(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_REPLAY_START, sequenceCount) {}

 protected:
  ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) override {
    ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
    spParams.setPayloadLen(commandDataLen);
    result = lengthCheck(commandDataLen);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    result = checkData(*commandData);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, commandData, commandDataLen);
    return result;
  }

 private:
  static const size_t COMMAND_DATA_LENGTH = 1;
  static const uint8_t REPEATING = 0;
  static const uint8_t ONCE = 1;

  ReturnValue_t lengthCheck(size_t commandDataLen) {
    if (commandDataLen != COMMAND_DATA_LENGTH or
        checkPayloadLen() != HasReturnvaluesIF::RETURN_OK) {
      sif::warning << "TcReplayStart: Command has invalid length " << commandDataLen << std::endl;
      return INVALID_LENGTH;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }

  ReturnValue_t checkData(uint8_t replay) {
    if (replay != REPEATING && replay != ONCE) {
      sif::warning << "TcReplayStart::checkData: Invalid replay value" << std::endl;
      return INVALID_PARAMETER;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }
};

/**
 * @brief   This class helps to build downlink power on command.
 */
class TcDownlinkPwrOn : public TcBase {
 public:
  /**
   * @brief   Constructor
   */
  TcDownlinkPwrOn(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_DOWNLINK_PWR_ON, sequenceCount) {}

 protected:
  ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) override {
    ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
    result = lengthCheck(commandDataLen);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    result = modeCheck(*commandData);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    result = laneRateCheck(*(commandData + 1));
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    spParams.setPayloadLen(commandDataLen + sizeof(MAX_AMPLITUDE));
    result = checkPayloadLen();
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, commandData, commandDataLen);
    std::memcpy(payloadStart + commandDataLen, &MAX_AMPLITUDE, sizeof(MAX_AMPLITUDE));
    return result;
  }

 private:
  static const uint8_t INTERFACE_ID = CLASS_ID::DWLPWRON_CMD;

  //! [EXPORT] : [COMMENT] Received command has invalid JESD mode (valid modes are 0 - 5)
  static const ReturnValue_t INVALID_MODE = MAKE_RETURN_CODE(0xE0);
  //! [EXPORT] : [COMMENT] Received command has invalid lane rate (valid lane rate are 0 - 9)
  static const ReturnValue_t INVALID_LANE_RATE = MAKE_RETURN_CODE(0xE1);

  static const size_t COMMAND_DATA_LENGTH = 2;
  static const uint8_t MAX_MODE = 5;
  static const uint8_t MAX_LANE_RATE = 9;
  static const uint16_t MAX_AMPLITUDE = 0;

  ReturnValue_t lengthCheck(size_t commandDataLen) {
    if (commandDataLen != COMMAND_DATA_LENGTH) {
      sif::warning << "TcDownlinkPwrOn: Command has invalid length " << commandDataLen << std::endl;
      return INVALID_LENGTH;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }

  ReturnValue_t modeCheck(uint8_t mode) {
    if (mode > MAX_MODE) {
      sif::warning << "TcDwonlinkPwrOn::modeCheck: Invalid JESD mode" << std::endl;
      return INVALID_MODE;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }

  ReturnValue_t laneRateCheck(uint8_t laneRate) {
    if (laneRate > MAX_LANE_RATE) {
      sif::warning << "TcReplayStart::laneRateCheck: Invalid lane rate" << std::endl;
      return INVALID_LANE_RATE;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }
};

/**
 * @brief   Class to build replay stop space packet.
 */
class TcDownlinkPwrOff : public TcBase {
 public:
  TcDownlinkPwrOff(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_DOWNLINK_PWR_OFF, sequenceCount) {}
};

/**
 * @brief   This class helps to build the replay start command.
 */
class TcReplayWriteSeq : public TcBase {
 public:
  /**
   * @brief   Constructor
   */
  TcReplayWriteSeq(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_REPLAY_WRITE_SEQUENCE, sequenceCount) {}

 protected:
  ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) override {
    ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
    spParams.setPayloadLen(commandDataLen + sizeof(NULL_TERMINATOR));
    result = lengthCheck(commandDataLen);
    if (result != HasReturnvaluesIF::RETURN_OK) {
      return result;
    }
    std::memcpy(payloadStart, commandData, commandDataLen);
    *(payloadStart + commandDataLen) = NULL_TERMINATOR;
    return result;
  }

 private:
  static const size_t USE_DECODING_LENGTH = 1;

  ReturnValue_t lengthCheck(size_t commandDataLen) {
    if (commandDataLen > USE_DECODING_LENGTH + MAX_FILENAME_SIZE or
        checkPayloadLen() != HasReturnvaluesIF::RETURN_OK) {
      sif::warning << "TcReplayWriteSeq: Command has invalid length " << commandDataLen
                   << std::endl;
      return INVALID_LENGTH;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }
};

/**
 * @brief   Helps to extract the fields of the flash write command from the PUS packet.
 */
class FlashWritePusCmd : public MPSoCReturnValuesIF {
 public:
  FlashWritePusCmd(){};

  ReturnValue_t extractFields(const uint8_t* commandData, size_t commandDataLen) {
    if (commandDataLen > (config::MAX_PATH_SIZE + config::MAX_FILENAME_SIZE + MAX_FILENAME_SIZE)) {
      return INVALID_LENGTH;
    }
    obcFile = std::string(reinterpret_cast<const char*>(commandData));
    if (obcFile.size() > (config::MAX_PATH_SIZE + config::MAX_FILENAME_SIZE)) {
      return FILENAME_TOO_LONG;
    }
    mpsocFile = std::string(
        reinterpret_cast<const char*>(commandData + obcFile.size() + SIZE_NULL_TERMINATOR));
    if (mpsocFile.size() > MAX_FILENAME_SIZE) {
      return MPSOC_FILENAME_TOO_LONG;
    }
    return HasReturnvaluesIF::RETURN_OK;
  }

  std::string getObcFile() { return obcFile; }

  std::string getMPSoCFile() { return mpsocFile; }

 private:
  static const size_t SIZE_NULL_TERMINATOR = 1;
  std::string obcFile = "";
  std::string mpsocFile = "";
};

/**
 * @brief   Class to build replay stop space packet.
 */
class TcModeReplay : public TcBase {
 public:
  TcModeReplay(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_MODE_REPLAY, sequenceCount) {}
};

/**
 * @brief   Class to build mode idle command
 */
class TcModeIdle : public TcBase {
 public:
  TcModeIdle(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_MODE_IDLE, sequenceCount) {}
};

class TcCamcmdSend : public TcBase {
 public:
  TcCamcmdSend(ploc::SpTcParams params, uint16_t sequenceCount)
      : TcBase(params, apid::TC_CAM_CMD_SEND, sequenceCount) {}

 protected:
  ReturnValue_t initPacket(const uint8_t* commandData, size_t commandDataLen) override {
    if (commandDataLen > MAX_DATA_LENGTH) {
      return INVALID_LENGTH;
    }
    uint16_t dataLen = static_cast<uint16_t>(commandDataLen + sizeof(CARRIAGE_RETURN));
    spParams.setPayloadLen(sizeof(dataLen) + commandDataLen + sizeof(CARRIAGE_RETURN));
    auto res = checkPayloadLen();
    if (res != HasReturnvaluesIF::RETURN_OK) {
      return res;
    }
    size_t size = sizeof(dataLen);
    SerializeAdapter::serialize(&dataLen, payloadStart, &size, sizeof(dataLen),
                                SerializeIF::Endianness::BIG);
    std::memcpy(payloadStart + sizeof(dataLen), commandData, commandDataLen);
    *(payloadStart + sizeof(dataLen) + commandDataLen) = CARRIAGE_RETURN;

    return HasReturnvaluesIF::RETURN_OK;
  }

 private:
  static const uint8_t MAX_DATA_LENGTH = 10;
  static const uint8_t CARRIAGE_RETURN = 0xD;
};

}  // namespace mpsoc

#endif /* MISSION_DEVICES_DEVICEDEFINITIONS_PLOCMPSOCDEFINITIONS_H_ */