fatfs.h

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#ifndef __fatfs_H
#define __fatfs_H 
#include "ff.h"
 
namespace daisy
{
class FatFSInterface
{
  public:
    enum Result
    {
        OK,
        ERR_TOO_MANY_VOLUMES,
        ERR_NO_MEDIA_SELECTED,
        ERR_GENERIC,
    };
 
    struct Config
    {
        enum Media : uint8_t
        {
            MEDIA_SD  = 0x01,
            MEDIA_USB = 0x02,
            // MEDIA_QSPI = 0x04,
        };
 
        uint8_t media;
    };
 
    FatFSInterface() {}
 
    Result Init(const Config& cfg);
 
    Result Init(const uint8_t media);
 
    Result DeInit();
 
    bool Initialized() const { return initialized_; }
 
    const Config& GetConfig() const { return cfg_; }
 
    Config& GetMutableConfig() { return cfg_; }
 
    const char* GetSDPath() const { return path_[0]; }
 
    const char* GetUSBPath() const { return path_[1]; }
 
    FATFS& GetSDFileSystem() { return fs_[0]; }
 
    FATFS& GetUSBFileSystem() { return fs_[1]; }
 
  private:
    Config cfg_;
    FATFS  fs_[_VOLUMES];
    char   path_[_VOLUMES][4];
    bool   initialized_;
};
 
} // namespace daisy
 
extern "C" DWORD get_fattime(void);
 
#endif