/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#include <stdio.h>
#include <plc4c/spi/evaluation_helper.h>
#include "modbus_serial_adu.h"

// Code generated by code-generation. DO NOT EDIT.


// Parse function.
plc4c_return_code plc4c_modbus_read_write_modbus_serial_adu_parse(plc4c_spi_read_buffer* readBuffer, bool response, plc4c_modbus_read_write_modbus_serial_adu** _message) {
  uint16_t startPos = plc4c_spi_read_get_pos(readBuffer);
  uint16_t curPos;
  plc4c_return_code _res = OK;

  // Allocate enough memory to contain this data structure.
  (*_message) = malloc(sizeof(plc4c_modbus_read_write_modbus_serial_adu));
  if(*_message == NULL) {
    return NO_MEMORY;
  }

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

  // Reserved Field (Compartmentalized so the "reserved" variable can't leak)
  {
    uint16_t _reserved = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &_reserved);
    if(_res != OK) {
      return _res;
    }
    if(_reserved != 0x0000) {
      printf("Expected constant value '%d' but got '%d' for reserved field.", 0x0000, _reserved);
    }
  }

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

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

  // Simple Field (pdu)
  plc4c_modbus_read_write_modbus_pdu* pdu;
  _res = plc4c_modbus_read_write_modbus_pdu_parse(readBuffer, response, (void*) &pdu);
  if(_res != OK) {
    return _res;
  }
  (*_message)->pdu = pdu;

  return OK;
}

plc4c_return_code plc4c_modbus_read_write_modbus_serial_adu_serialize(plc4c_spi_write_buffer* writeBuffer, plc4c_modbus_read_write_modbus_serial_adu* _message) {
  plc4c_return_code _res = OK;

  // Simple Field (transactionId)
  _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->transaction_id);
  if(_res != OK) {
    return _res;
  }

  // Reserved Field
  _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, 0x0000);
  if(_res != OK) {
    return _res;
  }

  // Simple Field (length)
  _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->length);
  if(_res != OK) {
    return _res;
  }

  // Simple Field (address)
  _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, _message->address);
  if(_res != OK) {
    return _res;
  }

  // Simple Field (pdu)
  _res = plc4c_modbus_read_write_modbus_pdu_serialize(writeBuffer, _message->pdu);
  if(_res != OK) {
    return _res;
  }

  return OK;
}

uint16_t plc4c_modbus_read_write_modbus_serial_adu_length_in_bytes(plc4c_modbus_read_write_modbus_serial_adu* _message) {
  return plc4c_modbus_read_write_modbus_serial_adu_length_in_bits(_message) / 8;
}

uint16_t plc4c_modbus_read_write_modbus_serial_adu_length_in_bits(plc4c_modbus_read_write_modbus_serial_adu* _message) {
  uint16_t lengthInBits = 0;

  // Simple field (transactionId)
  lengthInBits += 16;

  // Reserved Field (reserved)
  lengthInBits += 16;

  // Simple field (length)
  lengthInBits += 16;

  // Simple field (address)
  lengthInBits += 8;

  // Simple field (pdu)
  lengthInBits += plc4c_modbus_read_write_modbus_pdu_length_in_bits(_message->pdu);

  return lengthInBits;
}

