text: /* Copyright (c) 2010 - 2020, Nordic Semiconductor ASA
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   * list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form, except as embedded into a Nordic
   *    Semiconductor ASA integrated circuit in a product or a software update for
   *    such product, must reproduce the above copyright notice, this list of
   *    conditions and the following disclaimer in the documentation and/or other
   *    materials provided with the distribution.
   *
   * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
   *    contributors may be used to endorse or promote products derived from this
   *    software without specific prior written permission.
   *
   * 4. This software, with or without modification, must only be used with a
   *    Nordic Semiconductor ASA integrated circuit.
   *
   * 5. Any software provided in binary form under this license must not be reverse
   *    engineered, decompiled, modified and/or disassembled.
   *
   * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
   * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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   */
  
  #ifndef SERIAL_PACKET_H__
  #define SERIAL_PACKET_H__
  
  #include <stdint.h>
  #include <limits.h>
  #include "serial_cmd.h"
  #include "serial_evt.h"
  #include "nrf_mesh_serial.h"
  #include "nrf_mesh_assert.h"
  
  /**
   * @defgroup SERIAL_PACKET Serial packet
   * @ingroup MESH_SERIAL
   * @{
   */
  
  /** Packet length in addition to parameter. */
  #define SERIAL_PACKET_LENGTH_OVERHEAD (1)
  /** Overhead for each packet: length and opcode. */
  #define SERIAL_PACKET_OVERHEAD (2)
  
  /*lint -align_max(push) -align_max(1) */
  
  /**
   * Serial packet structure.
   */
  typedef struct __attribute((packed))
  {
      uint8_t length; /**< Length of the packet in bytes. */
      uint8_t opcode; /**< Opcode of the packet. */
  
      /** Union of the various payload structures for all serial packets. */
      union __attribute((packed))
      {
          serial_cmd_t cmd; /**< Command packet parameters. */
          serial_evt_t evt; /**< Event packet parameters. */
      } payload;
  } serial_packet_t;
  
  
  /* Check that the length of the packet fits in a uint8_t. */
  NRF_MESH_STATIC_ASSERT(sizeof(serial_packet_t) <= (UINT8_MAX + 1));
  
  /*lint -align_max(pop) */
  
  /** @} */
  
  #endif
  