file_input_stream.h

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#pragma once
 
#ifdef ARDUINO
 
#include <FS.h>
 
#include "roo_io/core/multipass_input_stream.h"
#include "roo_io/fs/mount_impl.h"
 
namespace roo_io {
 
class ArduinoFileInputStream : public MultipassInputStream {
 public:
  ArduinoFileInputStream(Status error);
 
  // Use only if you know that the filesystem is and will remain mounted.
  ArduinoFileInputStream(fs::File file);
 
  ArduinoFileInputStream(std::shared_ptr<MountImpl> mount, fs::File file);
 
  size_t read(byte* buf, size_t count) override;
 
  void seek(uint64_t offset) override;
 
  void skip(uint64_t count) override;
 
  uint64_t position() const override { return file_.position(); }
 
  uint64_t size() override { return file_.size(); }
 
  bool isOpen() const override { return file_.operator bool(); }
 
  void close() override;
 
  Status status() const override { return status_; }
 
 private:
  std::shared_ptr<MountImpl> mount_;
  fs::File file_;
  Status status_;
};
 
}  // namespace roo_io
 
#endif  // ARDUINO