SdFatFs.cpp

/**
  ******************************************************************************
  * @file    SdFatFs.cpp
  * @author  Frederic Pillon <frederic.pillon@st.com> for STMicroelectronics
  * @date    2017
  * @brief
 ******************************************************************************
  * @attention
  *
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  ******************************************************************************
  */

#include <Arduino.h>
#include "SdFatFs.h"

bool SdFatFs::init(void)
{
  bool status = false;
  /*##-1- Link the SD disk I/O driver ########################################*/
  if (FATFS_LinkDriver(&SD_Driver, _SDPath) == 0) {
    /*##-2- Register the file system object to the FatFs module ##############*/
    if (f_mount(&_SDFatFs, (TCHAR const *)_SDPath, 1) == FR_OK) {
      /* FatFs Initialization done */
      status = true;
    }
  }
  return status;
}

bool SdFatFs::deinit(void)
{
  bool status = false;
  /*##-1- Unregister the file system object to the FatFs module ##############*/
  if (f_unmount((TCHAR const *)_SDPath) == FR_OK) {
    /*##-2- Unlink the SD disk I/O driver ####################################*/
    if (FATFS_UnLinkDriver(_SDPath) == 0) {
      /* FatFs deInitialization done */
      status = true;
    }
  }
  return status;
}

uint8_t SdFatFs::fatType(void)
{
  uint8_t fatType = FAT_TYPE_UNK;
  switch (_SDFatFs.fs_type) {
#if defined(FS_EXFAT)
    case FS_EXFAT:
      fatType = FAT_TYPE_EXFAT;
      break;
#endif
    case FS_FAT12:
      fatType = FAT_TYPE_FAT12;
      break;
    case FS_FAT16:
      fatType = FAT_TYPE_FAT16;
      break;
    case FS_FAT32:
      fatType = FAT_TYPE_FAT32;
      break;
    default:
      fatType = FAT_TYPE_UNK;
  }
  return fatType;
}