plc4c_return_code plc4c_modbus_read_write_modbus_pdu_parse()

in plc4c/generated-sources/modbus/src/modbus_pdu.c [138:1226]


plc4c_return_code plc4c_modbus_read_write_modbus_pdu_parse(plc4x_spi_context ctx, plc4c_spi_read_buffer* readBuffer, bool response, plc4c_modbus_read_write_modbus_pdu** _message) {
  uint16_t startPos = plc4c_spi_read_get_pos(readBuffer);
  plc4c_return_code _res = OK;

  // Allocate enough memory to contain this data structure.
  (*_message) = malloc(sizeof(plc4c_modbus_read_write_modbus_pdu));
  if(*_message == NULL) {
    return NO_MEMORY;
  }
  // Discriminator Field (errorFlag)

  // Discriminator Field (errorFlag) (Used as input to a switch field)
  bool errorFlag = false;
  _res = plc4c_spi_read_bit(readBuffer, (bool*) &errorFlag);
  if(_res != OK) {
    return _res;
  }
  // Discriminator Field (functionFlag)

  // Discriminator Field (functionFlag) (Used as input to a switch field)
  uint8_t functionFlag = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 7, (uint8_t*) &functionFlag);
  if(_res != OK) {
    return _res;
  }

    // Switch Field (Depending on the discriminator values, passes the instantiation to a sub-type)
if( errorFlag == true ) { /* ModbusPDUError */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_error;

  // Simple Field (exceptionCode)
  plc4c_modbus_read_write_modbus_error_code exceptionCode;
  _res = plc4c_modbus_read_write_modbus_error_code_parse(ctx, readBuffer, (void*) &exceptionCode);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_error_exception_code = exceptionCode;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x02 ) && ( response == false ) ) { /* ModbusPDUReadDiscreteInputsRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_request;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_discrete_inputs_request_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_discrete_inputs_request_quantity = quantity;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x02 ) && ( response == true ) ) { /* ModbusPDUReadDiscreteInputsResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_read_discrete_inputs_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x01 ) && ( response == false ) ) { /* ModbusPDUReadCoilsRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_request;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_coils_request_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_coils_request_quantity = quantity;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x01 ) && ( response == true ) ) { /* ModbusPDUReadCoilsResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_read_coils_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x05 ) && ( response == false ) ) { /* ModbusPDUWriteSingleCoilRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_request;

  // Simple Field (address)
  uint16_t address = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_coil_request_address = address;


  // Simple Field (value)
  uint16_t value = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_coil_request_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x05 ) && ( response == true ) ) { /* ModbusPDUWriteSingleCoilResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_response;

  // Simple Field (address)
  uint16_t address = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_coil_response_address = address;


  // Simple Field (value)
  uint16_t value = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_coil_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x0F ) && ( response == false ) ) { /* ModbusPDUWriteMultipleCoilsRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_request;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_coils_request_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_coils_request_quantity = quantity;


  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_write_multiple_coils_request_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x0F ) && ( response == true ) ) { /* ModbusPDUWriteMultipleCoilsResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_response;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_coils_response_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_coils_response_quantity = quantity;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x04 ) && ( response == false ) ) { /* ModbusPDUReadInputRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_request;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_input_registers_request_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_input_registers_request_quantity = quantity;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x04 ) && ( response == true ) ) { /* ModbusPDUReadInputRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_read_input_registers_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x03 ) && ( response == false ) ) { /* ModbusPDUReadHoldingRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_request;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_holding_registers_request_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_holding_registers_request_quantity = quantity;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x03 ) && ( response == true ) ) { /* ModbusPDUReadHoldingRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_read_holding_registers_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x06 ) && ( response == false ) ) { /* ModbusPDUWriteSingleRegisterRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_request;

  // Simple Field (address)
  uint16_t address = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_register_request_address = address;


  // Simple Field (value)
  uint16_t value = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_register_request_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x06 ) && ( response == true ) ) { /* ModbusPDUWriteSingleRegisterResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_response;

  // Simple Field (address)
  uint16_t address = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_register_response_address = address;


  // Simple Field (value)
  uint16_t value = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_single_register_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x10 ) && ( response == false ) ) { /* ModbusPDUWriteMultipleHoldingRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_request;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_holding_registers_request_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_holding_registers_request_quantity = quantity;


  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_write_multiple_holding_registers_request_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x10 ) && ( response == true ) ) { /* ModbusPDUWriteMultipleHoldingRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_response;

  // Simple Field (startingAddress)
  uint16_t startingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_holding_registers_response_starting_address = startingAddress;


  // Simple Field (quantity)
  uint16_t quantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_write_multiple_holding_registers_response_quantity = quantity;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x17 ) && ( response == false ) ) { /* ModbusPDUReadWriteMultipleHoldingRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_request;

  // Simple Field (readStartingAddress)
  uint16_t readStartingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &readStartingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_read_starting_address = readStartingAddress;


  // Simple Field (readQuantity)
  uint16_t readQuantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &readQuantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_read_quantity = readQuantity;


  // Simple Field (writeStartingAddress)
  uint16_t writeStartingAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &writeStartingAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_write_starting_address = writeStartingAddress;


  // Simple Field (writeQuantity)
  uint16_t writeQuantity = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &writeQuantity);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_write_quantity = writeQuantity;


  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x17 ) && ( response == true ) ) { /* ModbusPDUReadWriteMultipleHoldingRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_read_write_multiple_holding_registers_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x16 ) && ( response == false ) ) { /* ModbusPDUMaskWriteHoldingRegisterRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_request;

  // Simple Field (referenceAddress)
  uint16_t referenceAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &referenceAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_mask_write_holding_register_request_reference_address = referenceAddress;


  // Simple Field (andMask)
  uint16_t andMask = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &andMask);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_mask_write_holding_register_request_and_mask = andMask;


  // Simple Field (orMask)
  uint16_t orMask = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &orMask);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_mask_write_holding_register_request_or_mask = orMask;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x16 ) && ( response == true ) ) { /* ModbusPDUMaskWriteHoldingRegisterResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_response;

  // Simple Field (referenceAddress)
  uint16_t referenceAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &referenceAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_mask_write_holding_register_response_reference_address = referenceAddress;


  // Simple Field (andMask)
  uint16_t andMask = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &andMask);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_mask_write_holding_register_response_and_mask = andMask;


  // Simple Field (orMask)
  uint16_t orMask = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &orMask);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_mask_write_holding_register_response_or_mask = orMask;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x18 ) && ( response == false ) ) { /* ModbusPDUReadFifoQueueRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_request;

  // Simple Field (fifoPointerAddress)
  uint16_t fifoPointerAddress = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &fifoPointerAddress);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_fifo_queue_request_fifo_pointer_address = fifoPointerAddress;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x18 ) && ( response == true ) ) { /* ModbusPDUReadFifoQueueResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint16_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Implicit Field (fifoCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint16_t fifoCount = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &fifoCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (fifoValue)
  plc4c_list* fifoValue = NULL;
  plc4c_utils_list_create(&fifoValue);
  if(fifoValue == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) fifoCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      uint16_t* _value = malloc(sizeof(uint16_t));
      _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(fifoValue, _value);
    }
  }
  (*_message)->modbus_pdu_read_fifo_queue_response_fifo_value = fifoValue;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x14 ) && ( response == false ) ) { /* ModbusPDUReadFileRecordRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_request;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (items)
  plc4c_list* items = NULL;
  plc4c_utils_list_create(&items);
  if(items == NULL) {
    return NO_MEMORY;
  }
  {
    // Length array
    uint8_t _itemsLength = byteCount;
    uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
    while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
      plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item* _value = NULL;
      _res = plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item_parse(ctx, readBuffer, (void*) &_value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(items, _value);
    }
  }
  (*_message)->modbus_pdu_read_file_record_request_items = items;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x14 ) && ( response == true ) ) { /* ModbusPDUReadFileRecordResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (items)
  plc4c_list* items = NULL;
  plc4c_utils_list_create(&items);
  if(items == NULL) {
    return NO_MEMORY;
  }
  {
    // Length array
    uint8_t _itemsLength = byteCount;
    uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
    while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
      plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item* _value = NULL;
      _res = plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item_parse(ctx, readBuffer, (void*) &_value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(items, _value);
    }
  }
  (*_message)->modbus_pdu_read_file_record_response_items = items;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x15 ) && ( response == false ) ) { /* ModbusPDUWriteFileRecordRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_request;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (items)
  plc4c_list* items = NULL;
  plc4c_utils_list_create(&items);
  if(items == NULL) {
    return NO_MEMORY;
  }
  {
    // Length array
    uint8_t _itemsLength = byteCount;
    uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
    while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
      plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item* _value = NULL;
      _res = plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item_parse(ctx, readBuffer, (void*) &_value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(items, _value);
    }
  }
  (*_message)->modbus_pdu_write_file_record_request_items = items;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x15 ) && ( response == true ) ) { /* ModbusPDUWriteFileRecordResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (items)
  plc4c_list* items = NULL;
  plc4c_utils_list_create(&items);
  if(items == NULL) {
    return NO_MEMORY;
  }
  {
    // Length array
    uint8_t _itemsLength = byteCount;
    uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
    while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
      plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item* _value = NULL;
      _res = plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item_parse(ctx, readBuffer, (void*) &_value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(items, _value);
    }
  }
  (*_message)->modbus_pdu_write_file_record_response_items = items;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x07 ) && ( response == false ) ) { /* ModbusPDUReadExceptionStatusRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_request;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x07 ) && ( response == true ) ) { /* ModbusPDUReadExceptionStatusResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_response;

  // Simple Field (value)
  uint8_t value = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &value);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_exception_status_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x08 ) && ( response == false ) ) { /* ModbusPDUDiagnosticRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_request;

  // Simple Field (subFunction)
  uint16_t subFunction = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &subFunction);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_diagnostic_request_sub_function = subFunction;


  // Simple Field (data)
  uint16_t data = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &data);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_diagnostic_request_data = data;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x08 ) && ( response == true ) ) { /* ModbusPDUDiagnosticResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_response;

  // Simple Field (subFunction)
  uint16_t subFunction = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &subFunction);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_diagnostic_response_sub_function = subFunction;


  // Simple Field (data)
  uint16_t data = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &data);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_diagnostic_response_data = data;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x0B ) && ( response == false ) ) { /* ModbusPDUGetComEventCounterRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_request;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x0B ) && ( response == true ) ) { /* ModbusPDUGetComEventCounterResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_response;

  // Simple Field (status)
  uint16_t status = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &status);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_get_com_event_counter_response_status = status;


  // Simple Field (eventCount)
  uint16_t eventCount = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &eventCount);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_get_com_event_counter_response_event_count = eventCount;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x0C ) && ( response == false ) ) { /* ModbusPDUGetComEventLogRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_request;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x0C ) && ( response == true ) ) { /* ModbusPDUGetComEventLogResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Simple Field (status)
  uint16_t status = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &status);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_get_com_event_log_response_status = status;


  // Simple Field (eventCount)
  uint16_t eventCount = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &eventCount);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_get_com_event_log_response_event_count = eventCount;


  // Simple Field (messageCount)
  uint16_t messageCount = 0;
  _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &messageCount);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_get_com_event_log_response_message_count = messageCount;


  // Array field (events)
  plc4c_list* events = NULL;
  plc4c_utils_list_create(&events);
  if(events == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) (byteCount) - (6);
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(events, _value);
    }
  }
  (*_message)->modbus_pdu_get_com_event_log_response_events = events;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x11 ) && ( response == false ) ) { /* ModbusPDUReportServerIdRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_request;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x11 ) && ( response == true ) ) { /* ModbusPDUReportServerIdResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_response;

  // Implicit Field (byteCount) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t byteCount = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
  if(_res != OK) {
    return _res;
  }


  // Array field (value)
  plc4c_list* value = NULL;
  plc4c_utils_list_create(&value);
  if(value == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) byteCount;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      char* _value = malloc(sizeof(char));
      _res = plc4c_spi_read_char(readBuffer, (char*) _value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(value, _value);
    }
  }
  (*_message)->modbus_pdu_report_server_id_response_value = value;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x2B ) && ( response == false ) ) { /* ModbusPDUReadDeviceIdentificationRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_request;

  // Const Field (meiType)
  uint8_t meiType = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &meiType);
  if(_res != OK) {
    return _res;
  }
  if(meiType != PLC4C_MODBUS_READ_WRITE_MODBUS_PDU_READ_DEVICE_IDENTIFICATION_REQUEST_MEI_TYPE()) {
    return PARSE_ERROR;
    // throw new ParseException("Expected constant value " + PLC4C_MODBUS_READ_WRITE_MODBUS_PDU_READ_DEVICE_IDENTIFICATION_REQUEST_MEI_TYPE + " but got " + meiType);
  }


  // Simple Field (level)
  plc4c_modbus_read_write_modbus_device_information_level level;
  _res = plc4c_modbus_read_write_modbus_device_information_level_parse(ctx, readBuffer, (void*) &level);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_request_level = level;


  // Simple Field (objectId)
  uint8_t objectId = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &objectId);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_request_object_id = objectId;
  } else 
if( ( errorFlag == false ) && ( functionFlag == 0x2B ) && ( response == true ) ) { /* ModbusPDUReadDeviceIdentificationResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_response;

  // Const Field (meiType)
  uint8_t meiType = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &meiType);
  if(_res != OK) {
    return _res;
  }
  if(meiType != PLC4C_MODBUS_READ_WRITE_MODBUS_PDU_READ_DEVICE_IDENTIFICATION_RESPONSE_MEI_TYPE()) {
    return PARSE_ERROR;
    // throw new ParseException("Expected constant value " + PLC4C_MODBUS_READ_WRITE_MODBUS_PDU_READ_DEVICE_IDENTIFICATION_RESPONSE_MEI_TYPE + " but got " + meiType);
  }


  // Simple Field (level)
  plc4c_modbus_read_write_modbus_device_information_level level;
  _res = plc4c_modbus_read_write_modbus_device_information_level_parse(ctx, readBuffer, (void*) &level);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_response_level = level;


  // Simple Field (individualAccess)
  bool individualAccess = false;
  _res = plc4c_spi_read_bit(readBuffer, (bool*) &individualAccess);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_response_individual_access = individualAccess;


  // Simple Field (conformityLevel)
  plc4c_modbus_read_write_modbus_device_information_conformity_level conformityLevel;
  _res = plc4c_modbus_read_write_modbus_device_information_conformity_level_parse(ctx, readBuffer, (void*) &conformityLevel);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_response_conformity_level = conformityLevel;


  // Simple Field (moreFollows)
  plc4c_modbus_read_write_modbus_device_information_more_follows moreFollows;
  _res = plc4c_modbus_read_write_modbus_device_information_more_follows_parse(ctx, readBuffer, (void*) &moreFollows);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_response_more_follows = moreFollows;


  // Simple Field (nextObjectId)
  uint8_t nextObjectId = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &nextObjectId);
  if(_res != OK) {
    return _res;
  }
  (*_message)->modbus_pdu_read_device_identification_response_next_object_id = nextObjectId;


  // Implicit Field (numberOfObjects) (Used for parsing, but its value is not stored as it's implicitly given by the objects content)
  uint8_t numberOfObjects = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &numberOfObjects);
  if(_res != OK) {
    return _res;
  }


  // Array field (objects)
  plc4c_list* objects = NULL;
  plc4c_utils_list_create(&objects);
  if(objects == NULL) {
    return NO_MEMORY;
  }
  {
    // Count array
    uint16_t itemCount = (uint16_t) numberOfObjects;
    for(int curItem = 0; curItem < itemCount; curItem++) {
      plc4c_modbus_read_write_modbus_device_information_object* _value = NULL;
      _res = plc4c_modbus_read_write_modbus_device_information_object_parse(plc4x_spi_context_create_array_context(ctx, itemCount, curItem), readBuffer, (void*) &_value);
      if(_res != OK) {
        return _res;
      }
      plc4c_utils_list_insert_head_value(objects, _value);
    }
  }
  (*_message)->modbus_pdu_read_device_identification_response_objects = objects;
  }

  return OK;
}