text: /**
   * Copyright (c) 2015 - 2018, 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
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
   * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   * 
   */
  #include "sdk_common.h"
  #if NRF_MODULE_ENABLED(ANT_HRM)
  
  #include "ant_hrm_page_4.h"
  #include "ant_hrm_utils.h"
  
  #define NRF_LOG_MODULE_NAME ant_hrm_page_4
  #if ANT_HRM_PAGE_4_LOG_ENABLED
  #define NRF_LOG_LEVEL       ANT_HRM_PAGE_4_LOG_LEVEL
  #define NRF_LOG_INFO_COLOR  ANT_HRM_PAGE_4_INFO_COLOR
  #else // ANT_HRM_PAGE_4_LOG_ENABLED
  #define NRF_LOG_LEVEL       0
  #endif // ANT_HRM_PAGE_4_LOG_ENABLED
  #include "nrf_log.h"
  NRF_LOG_MODULE_REGISTER();
  
  /**@brief HRM page 4 data layout structure. */
  typedef struct
  {
      uint8_t manuf_spec;
      uint8_t prev_beat_LSB;
      uint8_t prev_beat_MSB;
      uint8_t reserved[4];
  }ant_hrm_page4_data_layout_t;
  
  /**@brief Function for tracing page 4 and common data.
   *
   * @param[in]  p_common_data    Pointer to the common data.
   * @param[in]  p_page_data      Pointer to the page 4 data.
   */
  static void page4_data_log(ant_hrm_page4_data_t const * p_page_data)
  {
      NRF_LOG_INFO("Previous heart beat event time:   %u.%03us\r\n\n",
                   (unsigned int)ANT_HRM_BEAT_TIME_SEC(p_page_data->prev_beat),
                   (unsigned int)ANT_HRM_BEAT_TIME_MSEC(p_page_data->prev_beat));
  }
  
  
  void ant_hrm_page_4_encode(uint8_t                    * p_page_buffer,
                             ant_hrm_page4_data_t const * p_page_data)
  {
      ant_hrm_page4_data_layout_t * p_outcoming_data = (ant_hrm_page4_data_layout_t *)p_page_buffer;
      uint32_t                      prev_beat        = p_page_data->prev_beat;
  
      p_outcoming_data->manuf_spec    = p_page_data->manuf_spec;
      p_outcoming_data->prev_beat_LSB = (uint8_t)(prev_beat & UINT8_MAX);
      p_outcoming_data->prev_beat_MSB = (uint8_t)((prev_beat >> 8) & UINT8_MAX);
  
      page4_data_log(p_page_data);
  }
  
  
  void ant_hrm_page_4_decode(uint8_t const        * p_page_buffer,
                             ant_hrm_page4_data_t * p_page_data)
  {
      ant_hrm_page4_data_layout_t const * p_incoming_data =
          (ant_hrm_page4_data_layout_t *)p_page_buffer;
  
      uint32_t prev_beat = (uint32_t)((p_incoming_data->prev_beat_MSB << 8)
                                      + p_incoming_data->prev_beat_LSB);
  
      p_page_data->manuf_spec = p_incoming_data->manuf_spec;
      p_page_data->prev_beat  = prev_beat;
  
      page4_data_log(p_page_data);
  }
  
  #endif // NRF_MODULE_ENABLED(ANT_HRM)
  